1 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
13 locators before emit_insn is called.
15 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
18 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
19 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
20 (reginfo_init): Don't call allocate_reg_info.
22 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
25 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
26 NONDEBUG_INSN_P instead of INSN_P.
28 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
31 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
33 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
36 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
39 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
41 * toplev.c (process_options): Move setter of flag_var_tracking
42 before other tests that depend on it. Move down setter of
43 flag_rename_registers. Don't enable var-tracking-assignments
44 by default if selective scheduling is enabled. Warn if both
47 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
49 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
50 comment. Use switch statement to catch overlaps between rtx
51 and tree codes. Accept FUNCTION_DECLs in addition to those in...
52 (IS_DECL_CODE): ... here. Remove.
53 (check_value_is_not_decl): Remove.
54 (dv_from_decl, dv_from_value): Check after conversion.
56 2009-09-04 Richard Guenther <rguenther@suse.de>
59 * (cgraph_finalize_compilation_unit): Move finalizing aliases
60 after emitting tunks. Move emitting thunks and ctors from ...
61 (cgraph_optimize): ... here. Remove redundant
62 cgraph_analyze_functions.
63 * varasm.c (find_decl_and_mark_needed): Remove no longer
65 (finish_aliases_1): Adjust check for thunk aliases.
67 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
69 * config/arm/arm.md (ctzsi2): Added braces
70 to avoid warning that broke booststrap.
72 2009-09-04 Martin Jambor <mjambor@suse.cz>
74 PR tree-optimization/41112
75 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
76 handle variable-bounded arrays.
77 (expr_with_var_bounded_array_refs_p): New function.
78 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
80 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
82 * config/s390/2097.md: Removed two incorrect bypasses.
83 (z10_fsimpdf): Fixed latency.
84 (z10_fhex): New insn_reservation.
85 (z10_floaddf): Fixed latency.
86 (z10_floadsf): Fixed latency.
87 (z10_ftrunctf): Fixed latency.
88 (z10_ftruncdf): Fixed latency.
89 * config/s390/s390.c (z10_cost): Fixed values.
90 (s390_adjust_priority): Added z10 path.
91 * config/s390/s390.md (type): Added fhex.
92 (*mov<mode>_64dfp): Updated type attribute.
93 (*mov<mode>_64): Updated type attribute.
94 (*mov<mode>_31): Updated type attribute.
95 (*mov<mode>"): Likewise.
96 * config/s390/2084.md (x_fsimpdf): Updated condition.
98 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
100 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
101 RTXs in the predicate for operand 1.
103 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
105 * config/arm/arm.md (UNSPEC_RBIT): New constant.
107 (ctzsi2): New expand.
108 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
110 2009-09-03 Martin Jambor <mjambor@suse.cz>
112 * tree-sra.c (duplicate_expr_for_different_base): Removed.
113 (create_artificial_child_access): Use build_ref_for_offset instead
114 of duplicate_expr_for_different_base.
115 (propagate_subacesses_accross_link): Likewise.
117 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
119 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
121 (mips16e_collect_argument_saves): Skip debug instructions.
122 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
123 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
124 (r10k_insert_cache_barriers): Likewise.
125 (mips_reorg_process_insns): Likewise.
127 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
130 * ira.c (update_equiv_reg): Remove check on class likely spill.
132 2009-09-03 Jakub Jelinek <jakub@redhat.com>
135 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
136 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
140 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
141 the stack slot if it is passed by invisible reference.
142 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
143 by invisible reference.
145 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
147 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
148 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
149 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
151 * config/bfin/sync.md: New file.
152 * config/bfin/bfin.md: Include it.
153 (UNSPEC_ATOMIC): New.
154 (UNSPEC_ONES): Provide a unique number.
156 From Jie Zhang <jie.zhang@analog.com>:
157 * config/bfin/bfin.c (ret_regs): New.
158 (must_save_fp_p): Don't return true because of frame_pointer_needed.
159 (must_save_rets_p): New.
160 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
161 current_function_is_leaf.
163 (do_unlink): Likewise.
164 (expand_interrupt_handler_prologue): Use ret_regs array.
165 (expand_interrupt_handler_epilogue): Use ret_regs array and
166 pass return register to gen_return_internal.
167 (bfin_expand_epilogue): Pass return register to
169 (bfin_expand_call): Explicitly clobber RETS.
170 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
171 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
172 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
173 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
175 (return_internal): Take a reg rtx rather than the register number.
177 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
179 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
180 when comparing against estimated_loop_iterations_int return.
182 2009-09-03 Richard Guenther <rguenther@suse.de>
184 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
185 eh_personality_libfunc.
187 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
189 * tree-parloops.c (separate_decls_in_region): Add space.
191 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
193 * tree-parloops.c (separate_decls_in_region): Change the condition
194 checking if there are reductions in the loop.
196 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
198 PR tree-optimization/38275
199 * tree-parloops.c (parallelize_loops): Replace profitability condition
200 for expected number of iterations.
202 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
204 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
205 (bootstrap-debug): Explain conditions in which it becomes default.
206 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
209 2009-09-03 Namhyung Kim <namhyung@gmail.com>
211 * doc/invoke.texi (Optimize Options): Move
212 -finline-small-functions to the -O2 list.
214 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
216 * toplev.c (process_options): Enable var-tracking-assignments
217 by default if var-tracking is enabled.
219 2009-09-02 David Daney <ddaney@caviumnetworks.com>
221 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
223 * emit-rtl.c (prev_nonnote_insn_bb): New function.
224 * rtl.h (prev_nonnote_insn_bb): Declare it.
226 2009-09-03 Diego Novillo <dnovillo@google.com>
228 * cgraph.c (cgraph_node_for_decl): New.
229 * cgraph.h (cgraph_node_for_decl): Declare.
230 * tree.c (host_integerp): Return 0 if T is NULL.
232 2009-09-03 Diego Novillo <dnovillo@google.com>
234 * tree.h (struct alias_pair): Move from varasm.c.
235 (alias_pairs): Likewise.
236 (TYPE_MAXVAL): Define.
237 (TYPE_MINVAL): Define.
238 (iterative_hash_host_wide_int): Declare.
239 (remove_unreachable_alias_pairs): Declare.
240 * tree-pass.h (pass_ipa_free_lang_data): Declare.
241 * diagnostic.c (default_diagnostic_starter): Make extern.
242 (default_diagnostic_finalizer): Make extern.
243 * diagnostic.h (default_diagnostic_starter): Declare.
244 (default_diagnostic_finalizer): Declare.
245 (default_tree_printer): Declare.
246 * toplev.c (default_tree_printer): Make extern.
248 2009-09-03 Richard Guenther <rguenther@suse.de>
249 Diego Novillo <dnovillo@google.com>
251 * cgraph.c (cgraph_add_new_function): Remove gimplification.
252 * cgraphunit.c (cgraph_expand_function): Do not emit
253 associated thunks from here.
254 (cgraph_emit_thunks): New.
255 (cgraph_optimize): Call it.
256 Return if any IPA pass finds an error.
257 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
260 2009-09-03 Simon Baldwin <simonb@google.com>
261 Rafael Espindola <espindola@google.com>
262 Richard Guenther <rguenther@suse.de>
263 Doug Kwan <dougkwan@google.com>
264 Diego Novillo <dnovillo@google.com>
266 * tree.c: Include tree-pass.h, langhooks-def.h,
267 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
268 (free_lang_data_in_type): New.
269 (need_assembler_name_p): New.
270 (free_lang_data_in_block): New.
271 (free_lang_data_in_decl): New.
272 (struct free_lang_data_d): New.
273 (add_tree_to_fld_list): New.
274 (find_decls_types_r): New.
275 (get_eh_types_for_runtime): New.
276 (find_decls_types_in_eh_region): New.
277 (find_decls_types_in_node): New.
278 (find_decls_types_in_var): New.
279 (free_lang_data_in_cgraph): New.
280 (free_lang_data): New.
281 (gate_free_lang_data): New.
282 (pass_ipa_free_lang_data): New.
284 2009-09-03 Diego Novillo <dnovillo@google.com>
286 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
287 * langhooks.h (struct lang_hooks): Add field free_lang_data.
288 (lang_hooks): Remove const qualifier.
289 * ipa.c (cgraph_remove_unreachable_nodes): Call
290 remove_unreachable_alias_pairs.
291 * except.c (add_type_for_runtime): Check if TYPE has
292 already been converted.
293 (lookup_type_for_runtime): Likewise.
294 (check_handled): Handle converted types.
295 * varasm.c (remove_unreachable_alias_pairs): New.
296 * gimple.c: Include demangle.h.
297 (gimple_decl_printable_name): New.
298 (gimple_fold_obj_type_ref): New.
299 * gimple.h (gimple_decl_printable_name): Declare.
300 (gimple_fold_obj_type_ref): Declare.
301 * passes.c (init_optimization_passes): Add pass
302 pass_ipa_free_lang_data.
303 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
304 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
306 2009-09-03 Diego Novillo <dnovillo@google.com>
308 * c-lang.c (lang_hooks): Remove const qualifier.
310 2009-09-02 Loren James Rittle <ljrittle@acm.org>
312 * doc/install.texi (*-*-freebsd*): Update target information.
314 2009-09-02 Anatoly Sokolov <aesok@post.ru>
316 * hard-reg-set.h (call_fixed_regs): Remove.
317 * reginfo.c (call_fixed_regs): Remove.
318 (init_reg_sets_1): Remove initialization of call_fixed_regs.
319 (globalize_reg): Don't use call_fixed_regs.
320 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
323 2009-09-01 Michael Matz <matz@suse.de>
325 * expr.h (emit_storent_insn, expand_expr_real_1,
326 expand_expr_real_2): Declare.
327 * expr.c (emit_storent_insn, expand_expr_real_1,
328 expand_expr_real_2): Export.
329 (store_expr): Setting and evaluating dont_return_target is
331 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
332 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
333 * except.c (expand_resx_expr): Rename to ...
334 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
335 * except.h (expand_resx_stmt): Declare.
336 * stmt.c: Add include gimple.h
337 (expand_asm_expr): Rename to ...
338 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
339 (expand_case): Rewrite to take gimple statement.
340 * tree.h (expand_asm_stmt): Declare.
341 (expand_case): Change prototype.
342 * Makefile.in (stmt.o): Depend on gimple.h.
343 * builtins.c (expand_builtin_synchronize): Build gimple asm
344 statement, not an ASM_EXPR.
345 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
346 gimple_to_tree, release_stmt_tree): Remove.
347 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
348 ggc_free, but hold comparison code and operands separately.
349 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
350 (expand_call_stmt, expand_gimple_stmt_1,
351 expand_gimple_stmt): New helpers.
352 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
353 release_stmt_tree. Call expand_gimple_stmt instead.
354 (expand_gimple_basic_block): Ditto.
356 * calls.c (emit_call_1): Don't look at EH regions here, make
357 fntree parameter useless.
358 (expand_call): New local rettype for TREE_TYPE(exp), use it
359 throughout. Remove local p, use addr instead.
360 Don't look at EH regions here.
362 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
364 * doc/invoke.texi (-fsched-pressure): Document it.
365 (-fsched-reg-pressure-heuristic): Remove it.
367 * reload.c (ira.h): Include.
368 (find_reloads): Add choosing reload on number of small spilled
371 * haifa-sched.c (ira.h): Include.
372 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
373 saved_reg_pressure, curr_reg_live, saved_reg_live,
374 region_ref_regs): New variables.
375 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
376 initiate_reg_pressure_info, setup_ref_regs,
377 initiate_bb_reg_pressure_info, save_reg_pressure,
378 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
380 (setup_insn_reg_pressure_info): New function.
381 (rank_for_schedule): Add pressure checking and insn issue time.
382 Remove comparison of insn reg weights.
383 (ready_sort): Set insn reg pressure info.
384 (update_register_pressure, setup_insn_max_reg_pressure,
385 update_reg_and_insn_max_reg_pressure,
386 sched_setup_bb_reg_pressure_info): New functions.
387 (schedule_insn): Add code for printing and updating reg pressure
389 (find_set_reg_weight, find_insn_reg_weight): Remove.
390 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
391 (debug_ready_list): Print reg pressure info.
392 (schedule_block): Ditto. Check insn issue time.
393 (sched_init): Set up sched_pressure_p. Allocate and set up some
394 reg pressure related info.
395 (sched_finish): Free some reg pressure related info.
396 (fix_tick_ready): Make insn always ready if pressure_p.
397 (init_h_i_d): Don't call find_insn_reg_weight.
398 (haifa_finish_h_i_d): Free insn reg pressure info.
400 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
401 ira_memory_move_cost, ira_class_hard_regs,
402 ira_class_hard_regs_num, ira_no_alloc_regs,
403 ira_available_class_regs, ira_reg_class_cover_size,
404 ira_reg_class_cover, ira_class_translate): Move to ira.h.
406 * ira-lives.c (single_reg_class): Check mode to find how many
407 registers are necessary for operand.
408 (ira_implicitly_set_insn_hard_regs): New.
410 * common.opt (fsched-pressure): New options.
411 (fsched-reg-pressure-heuristic): Remove.
413 * ira.c (setup_eliminable_regset): Rename to
414 ira_setup_eliminable_regset. Make it external.
415 (expand_reg_info): Pass cover class to setup_reg_classes.
416 (ira): Call resize_reg_info instead of allocate_reg_info.
418 * sched-deps.c: Include ira.h.
419 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
420 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
421 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
422 mark_insn_hard_regno_birth, mark_insn_reg_birth,
423 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
424 mark_insn_reg_store, mark_insn_reg_clobber,
425 setup_insn_reg_pressure_info): New.
426 (sched_analyze_1): Update implicit_reg_pending_uses.
427 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
428 Use them to create dependencies. Set insn reg uses and pressure
429 info. Process reg_pending_uses in one place.
430 (free_deps): Free implicit sets.
431 (remove_from_deps): Remove implicit sets if necessary. Check
432 implicit sets when clearing reg_last_in_use.
433 (init_deps_global): Clear implicit_reg_pending_clobbers and
434 implicit_reg_pending_uses.
436 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
437 ira_memory_move_cost, ira_class_hard_regs,
438 ira_class_hard_regs_num, ira_no_alloc_regs,
439 ira_available_class_regs, ira_reg_class_cover_size,
440 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
441 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
442 ira_implicitly_set_insn_hard_regs): New prototypes.
444 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
445 cost_elements_num): New variables.
446 (allocno_costs, total_costs): Rename to costs and
448 (COSTS_OF_ALLOCNO): Rename to COSTS.
449 (allocno_pref): Rename to pref.
450 (allocno_pref_buffer): Rename to pref_buffer.
451 (common_classes): Rename to regno_cover_class.
453 (record_reg_classes): Set allocno attributes only if allocno_p.
454 (record_address_regs): Ditto. Use COST_INDEX instead of
456 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
457 and COSTS_OF_ALLOCNO.
458 (print_costs): Rename to print_allocno_costs.
459 (print_pseudo_costs): New.
460 (process_bb_node_for_costs): Split into 2 functions with new
461 function process_bb_for_costs. Pass BB to process_bb_for_costs.
462 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
463 new parameter dump_file. Use cost_elements_num instead of
464 ira_allocnos_num. Make one iteration if preferred classes were
465 already calculated for scheduler. Make 2 versions of code
466 depending on allocno_p.
467 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
468 regno_cover_class and COSTS instead of common_classes and
470 (init_costs, finish_costs): New.
471 (ira_costs): Set up allocno_p and cost_elements_num. Call
472 init_costs and finish_costs.
473 (ira_set_pseudo_classes): New.
475 * rtl.h (allocate_reg_info): Remove.
476 (resize_reg_info): Change return type.
477 (reg_cover_class): New.
478 (setup_reg_classes): Add new parameter.
480 * sched-int.h (struct deps_reg): New member implicit_sets.
481 (sched_pressure_p, sched_regno_cover_class): New external
483 (INCREASE_BITS): New macro.
484 (struct reg_pressure_data, struct reg_use_data): New.
485 (struct _haifa_insn_data): Remove reg_weight. Add members
486 reg_pressure, reg_use_list, reg_set_list, and
487 reg_pressure_excess_cost_change.
488 (struct deps): New member implicit_sets.
489 (pressure_p): New variable.
490 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
491 (struct reg_pressure_data, struct reg_use_data): New.
492 (INSN_REG_WEIGHT): Remove.
493 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
494 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
496 (sched_init_region_reg_pressure_info,
497 sched_setup_bb_reg_pressure_info): New prototypes.
499 * reginfo.c (struct reg_pref): New member coverclass.
500 (reg_cover_class): New function.
501 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
502 (reg_info_size): New variable.
503 (allocate_reg_info): Make static. Setup reg_info_size.
504 (resize_reg_info): Use reg_info_size. Return flag of resizing.
505 (setup_reg_classes): Add a new parameter. Setup cover class too.
507 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
510 * sched-rgn.c (deps_join): Set up implicit_sets.
511 (schedule_region): Set up region and basic blocks pressure
514 * passes.c (init_optimization_passes): Move
515 pass_subregs_of_mode_init before pass_sched.
517 2009-09-02 Martin Jambor <mjambor@suse.cz>
519 * tree-sra.c (struct access): New field grp_hint.
520 (dump_access): Dump grp_hint.
521 (sort_and_splice_var_accesses): Set grp_hint if a group is read
523 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
524 those which have been specifically read and somehow written to.
525 (propagate_subacesses_accross_link): Set grp_hint of right child and
526 also possibly of the left child.
528 2009-09-02 Jakub Jelinek <jakub@redhat.com>
530 * tree-object-size.c (addr_object_size): Always use object_size_type
531 0 or 2 when determining the pointer pointed object size.
533 2009-09-02 Richard Guenther <rguenther@suse.de>
536 2009-08-31 Richard Guenther <rguenther@suse.de>
538 * builtins.c (fold_builtin_memory_op): Use the alias oracle
539 to query if the memory regions for memmove overlap.
540 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
541 asserts on pointers, instead deal with odd trees.
542 (ptr_derefs_may_alias_p): Likewise.
543 (refs_may_alias_p_1): Constructor bases also never alias.
545 2009-08-01 Christian Bruel <christian.bruel@st.com>
548 2009-07-31 Christian Bruel <christian.bruel@st.com>
549 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
551 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
553 * doc/invoke.texi (-fvar-tracking-assignments): New.
554 (-fvar-tracking-assignments-toggle): New.
555 (-fdump-final-insns=file): Mark filename as optional.
556 (--param min-nondebug-insn-uid): New.
557 (-gdwarf-@{version}): Mention version 4.
558 * opts.c (common_handle_option): Accept it.
559 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
560 * regrename.c (regrename_optimize): Drop last. Don't count debug
561 insns as uses. Don't reject change because of debug insn.
562 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
563 from the chain starter, and check for inexact matches in
565 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
566 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
567 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
568 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
569 * doc/gimple.texi (is_gimple_debug): New.
570 (gimple_debug_bind_p): New.
571 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
572 * doc/install.texi (bootstrap-debug): More details.
573 (bootstrap-debug-big, bootstrap-debug-lean): Document.
574 (bootstrap-debug-lib): More details.
575 (bootstrap-debug-ckovw): Update.
576 (bootstrap-time): New.
577 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
578 (insert_phi_nodes_for): Insert debug stmts.
579 (rewrite_stmt): Take iterator. Insert debug stmts.
580 (rewrite_enter_block): Adjust.
581 (maybe_replace_use_in_debug_stmt): New.
582 (rewrite_update_stmt): Use it.
583 (mark_use_interesting): Return early for debug stmts.
584 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
585 stmts before replacing stmt.
586 (move_computations_stmt): Likewise.
587 * ira-conflicts.c (add_copies): Skip debug insns.
588 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
589 (regstat_bb_compute_ri): Skip debug insns.
590 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
591 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
592 check_loop_closed_ssa_stmt): Skip debug stmts.
593 * tree-tailcall.c (find_tail_calls): Likewise.
594 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
595 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
596 (build_var_debug_value_stat): Declare.
597 (build_var_debug_value): Define.
598 (target_for_debug_bind): Declare.
599 * reload.c (find_equiv_reg): Skip debug insns.
600 * rtlanal.c (reg_used_between_p): Skip debug insns.
601 (side_effects_p): Likewise.
602 (canonicalize_condition): Likewise.
603 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
604 insns never depend on debug insns.
605 (create_ddg_dep_no_link): Likewise.
606 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
607 Don't add inter-loop dependencies for debug insns.
608 (build_intra_loop_deps): Likewise.
609 (create_ddg): Count debug insns.
610 * ddg.h (struct ddg::num_debug): New.
611 (num_backargs): Pair up with previous int field.
612 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
613 -fcompare-debug-second.
614 * final.c (get_attr_length_1): Skip debug insns.
615 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
616 * gcc.c (invoke_as): Call compare-debug-dump-opt.
617 (driver_self_specs): Map -fdump-final-insns to
618 -fdump-final-insns=..
619 (get_local_tick): New.
620 (compare_debug_dump_opt_spec_function): Test for . argument and
621 compute output name. Compute temp output spec without flag name.
622 Compute -frandom-seed.
623 (OPT): Undef after use.
624 * cfgloopanal.c (num_loop_insns): Skip debug insns.
625 (average_num_loop_insns): Likewise.
626 * params.h (MIN_NONDEBUG_INSN_UID): New.
627 * gimple.def (GIMPLE_DEBUG): New.
628 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
629 * auto-inc-dec.c (merge_in_block): Skip debug insns.
630 (merge_in_block): Fix whitespace.
631 * toplev.c (flag_var_tracking): Update comment.
632 (flag_var_tracking_assignments): New.
633 (flag_var_tracking_assignments_toggle): New.
634 (process_options): Don't open final insns dump file if we're not
635 going to write to it. Compute defaults for var_tracking.
636 * df-scan.c (df_insn_rescan_debug_internal): New.
637 (df_uses_record): Handle debug insns.
638 * haifa-sched.c (ready): Initialize n_debug.
639 (contributes_to_priority): Skip debug insns.
640 (dep_list_size): New.
642 (rank_for_schedule): Likewise. Schedule debug insns as soon as
643 they're ready. Disregard previous debug insns to make decisions.
644 (queue_insn): Never queue debug insns.
645 (ready_add, ready_remove_first, ready_remove): Count debug insns.
646 (schedule_insn): Don't reject debug insns because of issue rate.
647 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
648 (queue_to_ready): Skip and discount debug insns.
649 (choose_ready): Let debug insns through.
650 (schedule_block): Check boundary debug insns. Discount debug
651 insns, schedule them early. Adjust whitespace.
652 (set_priorities): Check for boundary debug insns.
653 (add_jump_dependencies): Use dep_list_size.
654 (prev_non_location_insn): New.
656 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
658 (remove_unused_ivs): Reset debug stmts.
659 * modulo-sched.c (const_iteration_count): Skip debug insns.
660 (res_MII): Discount debug insns.
661 (loop_single_full_bb_p): Skip debug insns.
662 (sms_schedule): Likewise.
663 (sms_schedule_by_order): Likewise.
664 (ps_has_conflicts): Likewise.
665 * caller-save.c (refmarker_fn): New.
666 (save_call_clobbered_regs): Replace regs with saved mem in
668 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
669 Call refmarker_fn mark for hardregnos.
670 (mark_reg_as_referenced): New.
671 (replace_reg_with_saved_mem): New.
672 * ipa-pure-const.c (check_stmt): Skip debug stmts.
673 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
675 (cse_extended_basic_block): Skip debug insns.
676 (count_reg_usage): Likewise.
677 (is_dead_reg): New, split out of...
678 (set_live_p): ... here.
679 (insn_live_p): Use it for debug insns.
680 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
681 (execute_optimize_stdarg): Likewise.
682 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
683 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
684 changes in debug stmts as changes.
685 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
686 (moveup_expr): Don't move across debug insns. Don't move
687 debug insn if it would create a bookkeeping block.
688 (moveup_expr_cached): Don't use cache for debug insns that
690 (compute_av_set_inside_bb): Skip debug insns.
691 (sel_rank_for_schedule): Schedule debug insns first. Remove
693 (block_valid_for_bookkeeping_p); Support lax searches.
694 (create_block_for_bookkeeping): Adjust block numbers when
695 encountering debug-only blocks.
696 (find_place_for_bookkeeping): Deal with debug-only blocks.
697 (generate_bookkeeping_insn): Accept no place to insert.
698 (remove_temp_moveop_nops): New argument full_tidying.
699 (prepare_place_to_insert): Deal with debug insns.
700 (advance_state_on_fence): Debug insns don't start cycles.
701 (update_boundaries): Take fence as argument. Deal with
703 (schedule_expr_on_boundary): No full_tidying on debug insns.
704 (fill_insns): Deal with debug insns.
705 (track_scheduled_insns_and_blocks): Don't count debug insns.
706 (need_nop_to_preserve_insn_bb): New, split out of...
707 (remove_insn_from_stream): ... this.
708 (fur_orig_expr_not_found): Skip debug insns.
709 * rtl.def (VALUE): Move up.
711 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
713 (nearest_common_dominator_of_uses): Take debug_stmts argument.
714 Set it if debug stmts are found.
715 (statement_sink_location): Skip debug stmts. Propagate
716 moving defs into debug stmts.
717 * ifcvt.c (first_active_insn): Skip debug insns.
718 (last_active_insns): Likewise.
719 (cond_exec_process_insns): Likewise.
720 (noce_process_if_block): Likewise.
721 (check_cond_move_block): Likewise.
722 (cond_move_convert_if_block): Likewise.
723 (block_jumps_and_fallthru_p): Likewise.
724 (dead_or_predicable): Likewise.
725 * dwarf2out.c (debug_str_hash_forced): New.
726 (find_AT_string): Add comment.
727 (gen_label_for_indirect_string): New.
728 (get_debug_string_label): New.
729 (AT_string_form): Use it.
730 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
731 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
732 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
733 several operations that cannot be represented with DWARF opcodes.
734 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
735 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
736 (dwarf2out_var_location): Take during-call mark into account.
737 (output_indirect_string): Update comment. Output if there are
738 label and references.
739 (prune_indirect_string): New.
740 (prune_unused_types): Call it if debug_str_hash_forced.
741 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
742 (dw_long_long_const): Remove.
743 (struct dw_val_struct): Change val_long_long type to rtx.
744 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
745 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
746 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
747 component instead of HOST_BITS_PER_LONG.
748 (output_loc_operands): Likewise. For const8* assert
749 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
750 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
751 rather than HOST_BITS_PER_LONG is >= 64.
752 (add_AT_long_long): Remove val_hi and val_lo arguments, add
754 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
755 HOST_BITS_PER_LONG for dw_val_class_long_long.
756 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
757 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
758 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
760 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
761 Handle DW_OP_implicit_value.
762 (extract_int): Move prototype earlier.
763 (mem_loc_descriptor): For SUBREG punt if inner
764 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
765 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
766 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
767 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
768 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
769 instead of Pmode size.
770 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
771 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
772 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
773 (concat_loc_descriptor, concatn_loc_descriptor,
774 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
775 (add_location_or_const_value_attribute): Likewise. For single
776 location loc_lists attempt to use add_const_value_attribute
777 for constant decls. Add DW_AT_const_value even if
778 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
780 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
781 (control_flow_insn_p): Likewise.
782 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
784 (separate_decls_in_region_debug_bind): New.
785 (separate_decls_in_region): Process debug bind stmts afterwards.
786 * recog.c (verify_changes): Handle debug insns.
787 (extract_insn): Likewise.
788 (peephole2_optimize): Skip debug insns.
789 * dse.c (scan_insn): Skip debug insns.
790 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
792 (setup_id_for_insn): Handle debug insns.
793 (maybe_tidy_empty_bb): Adjust whitespace.
794 (tidy_control_flow): Skip debug insns.
795 (sel_remove_insn): Adjust for debug insns.
796 (sel_estimate_number_of_insns): Skip debug insns.
797 (create_insn_rtx_from_pattern): Handle debug insns.
798 (create_copy_of_insn_rtx): Likewise.
799 * sel-sched-.h (sel_bb_end): Declare.
800 (sel_bb_empty_or_nop_p): New.
801 (get_all_loop_exits): Use it.
802 (_eligible_successor_edge_p): Likewise.
803 (return_nop_to_pool): Adjust.
804 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
805 * ira-lives.c (process_bb_node_lives): Skip debug insns.
806 * gimple-pretty-print.c (dump_gimple_debug): New.
807 (dump_gimple_stmt): Use it.
808 (dump_bb_header): Skip gimple debug stmts.
809 * regmove.c (optimize_reg_copy_1): Discount debug insns.
810 (fixup_match_2): Likewise.
811 (regmove_backward_pass): Likewise. Simplify combined
812 replacement. Handle debug insns.
813 * function.c (instantiate_virtual_regs): Handle debug insns.
814 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
815 * print-rtl.h: Include cselib.h.
816 (print_rtx): Print VALUEs. Split out and recurse for
818 * df.h (df_inns_rescan_debug_internal): Declare.
819 * gcse.c (alloc_hash_table): Estimate n_insns.
820 (cprop_insn): Don't regard debug insns as changes.
821 (bypass_conditional_jumps): Skip debug insns.
822 (one_pre_gcse_pass): Adjust.
823 (one_code_hoisting_pass): Likewise.
824 (compute_ld_motion_mems): Skip debug insns.
825 (one_cprop_pass): Adjust.
826 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
827 (if_convertible_stmt_p): Handle debug stmts.
828 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
829 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
830 * ira-build.c (create_bb_allocnos): Skip debug insns.
831 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
832 (has_single_use): Likewise.
833 (single_imm_use): Likewise.
834 (num_imm_uses): Likewise.
835 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
836 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
837 (create_outofssa_var_map): Likewise.
838 * lower-subreg.c (adjust_decomposed_uses): New.
839 (resolve_debug): New.
840 (decompose_multiword_subregs): Use it.
841 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
842 * emit-rtl.c: Include params.h.
843 (cur_debug_insn_uid): Define.
844 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
845 (copy_rtx_if_shared_1): Handle debug insns.
846 (reset_used_flags): Likewise.
847 (set_used_flags): LIkewise.
848 (get_max_insn_count): New.
849 (next_nondebug_insn): New.
850 (prev_nondebug_insn): New.
851 (make_debug_insn_raw): New.
852 (emit_insn_before_noloc): Handle debug insns.
853 (emit_jump_insn_before_noloc): Likewise.
854 (emit_call_insn_before_noloc): Likewise.
855 (emit_debug_insn_before_noloc): New.
856 (emit_insn_after_noloc): Handle debug insns.
857 (emit_jump_insn_after_noloc): Likewise.
858 (emit_call_insn_after_noloc): Likewise.
859 (emit_debug_insn_after_noloc): Likewise.
860 (emit_insn_after): Take loc from earlier non-debug insn.
861 (emit_jump_insn_after): Likewise.
862 (emit_call_insn_after): Likewise.
863 (emit_debug_insn_after_setloc): New.
864 (emit_debug_insn_after): New.
865 (emit_insn_before): Take loc from later non-debug insn.
866 (emit_jump_insn_before): Likewise.
867 (emit_call_insn_before): Likewise.
868 (emit_debug_insn_before_setloc): New.
869 (emit_debug_insn_before): New.
870 (emit_insn): Handle debug insns.
871 (emit_debug_insn): New.
872 (emit_jump_insn): Handle debug insns.
873 (emit_call_insn): Likewise.
875 (init_emit): Take min-nondebug-insn-uid into account.
876 Initialize cur_debug_insn_uid.
877 (emit_copy_of_insn_after): Handle debug insns.
878 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
879 location of single rhs in place.
880 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
881 (floor_sdiv_adjust): New.
882 (cell_sdiv_adjust): New.
883 (cell_udiv_adjust): New.
884 (round_sdiv_adjust): New.
885 (round_udiv_adjust): New.
886 (wrap_constant): Moved from cselib.
887 (unwrap_constant): New.
888 (expand_debug_expr): New.
889 (expand_debug_locations): New.
890 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
892 (gimple_expand_cfg): Expand debug locations.
893 * cselib.c: Include tree-pass.h.
894 (struct expand_value_data): New.
895 (cselib_record_sets_hook): New.
896 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
897 (cselib_clear_table): Move, and implemnet in terms of...
898 (cselib_reset_table_with_next_value): ... this.
899 (cselib_get_next_unknown_value): New.
900 (discard_useless_locs): Don't discard preserved values.
901 (cselib_preserve_value): New.
902 (cselib_preserved_value_p): New.
903 (cselib_preserve_definitely): New.
904 (cselib_clear_preserve): New.
905 (cselib_preserve_only_values): New.
906 (new_cselib_val): Take rtx argument. Dump it in details.
907 (cselib_lookup_mem): Adjust.
908 (expand_loc): Take regs_active in struct. Adjust. Silence
909 dumps unless details are requested.
910 (cselib_expand_value_rtx_cb): New.
911 (cselib_expand_value_rtx): Rename and reimplment in terms of...
912 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
913 without details. Copy more subregs. Try to resolve values
914 using a callback. Wrap constants.
915 (cselib_subst_to_values): Adjust.
916 (cselib_log_lookup): New.
917 (cselib_lookup): Call it.
918 (cselib_invalidate_regno): Don't count preserved values as
920 (cselib_invalidate_mem): Likewise.
921 (cselib_record_set): Likewise.
922 (struct set): Renamed to cselib_set, moved to cselib.h.
923 (cselib_record_sets): Adjust. Call hook.
924 (cselib_process_insn): Reset table when it would be cleared.
925 (dump_cselib_val): New.
926 (dump_cselib_table): New.
927 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
928 (remove_forwarder_block): Support moving debug stmts.
929 * cselib.h (cselib_record_sets_hook): Declare.
930 (cselib_expand_callback): New type.
931 (cselib_expand_value_rtx_cb): Declare.
932 (cselib_reset_table_with_next_value): Declare.
933 (cselib_get_next_unknown_value): Declare.
934 (cselib_preserve_value): Declare.
935 (cselib_preserved_value_p): Declare.
936 (cselib_preserve_only_values): Declare.
937 (dump_cselib_table): Declare.
938 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
939 (try_crossjump_to_edge): Likewise.
940 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
941 dominated blocks when debug stmts are present.
942 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
943 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
944 (set_var_live_on_entry): Likewise.
945 * loop-invariant.c (find_invariants_bb): Skip debug insns.
946 * cfglayout.c (curr_location, last_location): Make static.
947 (set_curr_insn_source_location): Don't avoid bouncing.
948 (get_curr_insn_source_location): New.
949 (get_curr_insn_block): New.
950 (duplicate_insn_chain): Handle debug insns.
951 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
953 * common.opt (fcompare-debug): Move to sort order.
954 (fdump-unnumbered-links): Likewise.
955 (fvar-tracking-assignments): New.
956 (fvar-tracking-assignments-toggle): New.
957 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
958 because of debug stmts.
959 (mark_stmt_if_obviously_necessary): Mark debug stmts.
960 (eliminate_unnecessary_stmts): Walk dominated blocks before
962 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
963 * ira.c (memref_used_between_p): Skip debug insns.
964 (update_equiv_regs): Likewise.
965 * sched-deps.c (sd_lists_size): Accept empty list.
966 (sd_init_insn): Mark debug insns.
967 (sd_finish_insn): Unmark them.
968 (sd_add_dep): Reject non-debug deps on debug insns.
969 (fixup_sched_groups): Give debug insns group treatment.
971 (sched_analyze_reg): Don't mark debug insns for sched before call.
972 (sched_analyze_2): Handle debug insns.
973 (sched_analyze_insn): Compute next non-debug insn. Handle debug
975 (deps_analyze_insn): Handle debug insns.
976 (deps_start_bb): Skip debug insns.
977 (init_deps): Initialize last_debug_insn.
978 * tree-ssa.c (target_for_debug_bind): New.
979 (find_released_ssa_name): New.
980 (propagate_var_def_into_debug_stmts): New.
981 (propagate_defs_into_debug_stmts): New.
982 (verify_ssa): Skip debug bind stmts without values.
983 (warn_uninialized_vars): Skip debug stmts.
984 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
985 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
986 (rtx_equal_p): Likewise.
987 * ira-costs.c (scan_one_insn): Skip debug insns.
988 (process_bb_node_for_hard_reg_moves): Likewise.
989 * rtl.h (DEBUG_INSN_P): New.
990 (NONDEBUG_INSN_P): New.
991 (MAY_HAVE_DEBUG_INSNS): New.
992 (INSN_P): Accept debug insns.
993 (RTX_FRAME_RELATED_P): Likewise.
994 (INSN_DELETED_P): Likewise
995 (PAT_VAR_LOCATION_DECL): New.
996 (PAT_VAR_LOCATION_LOC): New.
997 (PAT_VAR_OCATION_STATUS): New.
998 (NOTE_VAR_LOCATION_DECL): Reimplement.
999 (NOTE_VAR_LOCATION_LOC): Likewise.
1000 (NOTE_VAR_LOCATION_STATUS): Likewise.
1001 (INSN_VAR_LOCATION): New.
1002 (INSN_VAR_LOCATION_DECL): New.
1003 (INSN_VAR_LOCATION_LOC): New.
1004 (INSN_VAR_LOCATION_STATUS): New.
1005 (gen_rtx_UNKNOWN_VAR_LOC): New.
1006 (VAR_LOC_UNKNOWN_P): New.
1007 (NOTE_DURING_CALL_P): New.
1008 (SCHED_GROUP_P): Accept debug insns.
1009 (emit_debug_insn_before): Declare.
1010 (emit_debug_insn_before_noloc): Declare.
1011 (emit_debug_insn_beore_setloc): Declare.
1012 (emit_debug_insn_after): Declare.
1013 (emit_debug_insn_after_noloc): Declare.
1014 (emit_debug_insn_after_setloc): Declare.
1015 (emit_debug_insn): Declare.
1016 (make_debug_insn_raw): Declare.
1017 (prev_nondebug_insn): Declare.
1018 (next_nondebug_insn): Declare.
1019 (delegitimize_mem_from_attrs): Declare.
1020 (get_max_insn_count): Declare.
1021 (wrap_constant): Declare.
1022 (unwrap_constant): Declare.
1023 (get_curr_insn_source_location): Declare.
1024 (get_curr_insn_block): Declare.
1025 * tree-inline.c (insert_debug_decl_map): New.
1026 (processing_debug_stmt): New.
1027 (remap_decl): Don't create new mappings in debug stmts.
1028 (remap_gimple_op_r): Don't add references in debug stmts.
1029 (copy_tree_body_r): Likewise.
1030 (remap_gimple_stmt): Handle debug bind stmts.
1031 (copy_bb): Skip debug stmts.
1032 (copy_edges_for_bb): Likewise.
1033 (copy_debug_stmt): New.
1034 (copy_debug_stmts): New.
1035 (copy_body): Copy debug stmts at the end.
1036 (insert_init_debug_bind): New.
1037 (insert_init_stmt): Take id. Skip and emit debug stmts.
1038 (setup_one_parameter): Remap variable earlier, register debug
1040 (estimate_num_insns): Skip debug stmts.
1041 (expand_call_inline): Preserve debug_map.
1042 (optimize_inline_calls): Check for no debug_stmts left-overs.
1043 (unsave_expr_now): Preserve debug_map.
1044 (copy_gimple_seq_and_replace_locals): Likewise.
1045 (tree_function_versioning): Check for no debug_stmts left-overs.
1046 Init and destroy debug_map as needed. Split edges unconditionally.
1047 (build_duplicate_type): Init and destroy debug_map as needed.
1048 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1049 (struct copy_body_data): Add debug_stmts and debug_map.
1050 * sched-int.h (struct ready_list): Add n_debug.
1051 (struct deps): Add last_debug_insn.
1052 (DEBUG_INSN_SCHED_P): New.
1053 (BOUNDARY_DEBUG_INSN_P): New.
1054 (SCHEDULE_DEBUG_INSN_P): New.
1055 (sd_iterator_cond): Accept empty list.
1056 * combine.c (create_log_links): Skip debug insns.
1057 (combine_instructions): Likewise.
1058 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1059 return value is always unshared.
1060 (struct rtx_subst_pair): New.
1061 (auto_adjust_pair): New.
1062 (propagate_for_debug_subst): New.
1063 (propagate_for_debug): New.
1064 (try_combine): Skip debug insns. Propagate removed defs into
1066 (next_nonnote_nondebug_insn): New.
1067 (distribute_notes): Use it. Skip debug insns.
1068 (distribute_links): Skip debug insns.
1069 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1070 * resource.c (mark_target_live_regs): Likewise.
1071 * var-tracking.c: Include cselib.h and target.h.
1072 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1074 (micro_operation_type_name): New.
1075 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1076 (struct micro_operation_def): Update comments.
1077 (decl_or_value): New type. Use instead of decls.
1078 (struct emit_note_data_def): Add vars.
1079 (struct attrs_def): Use decl_or_value.
1080 (struct variable_tracking_info_def): Add permp, flooded.
1081 (struct location_chain_def): Update comment.
1082 (struct variable_part_def): Use decl_or_value.
1083 (struct variable_def): Make var_part a variable length array.
1085 (scratch_regs): New.
1086 (cselib_hook_called): New.
1087 (dv_is_decl_p): New.
1088 (dv_is_value_p): New.
1091 (dv_as_opaque): New.
1092 (dv_onepart_p): New.
1094 (IS_DECL_CODE): New.
1095 (check_value_is_not_decl): New.
1096 (dv_from_decl): New.
1097 (dv_from_value): New.
1098 (dv_htab_hash): New.
1099 (variable_htab_hash): Use it.
1100 (variable_htab_eq): Support values.
1101 (variable_htab_free): Free from the right pool.
1102 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1103 (attrs_list_union): Adjust.
1104 (attrs_list_mpdv_union): New.
1105 (tie_break_pointers): New.
1106 (canon_value_cmp): New.
1107 (unshare_variable): Return possibly-modified slot.
1108 (vars_copy_1): Adjust.
1109 (var_reg_decl_set): Adjust. Split out of...
1110 (var_reg_set): ... this.
1111 (get_init_value): Adjust.
1112 (var_reg_delete_and_set): Adjust.
1113 (var_reg_delete): Adjust.
1114 (var_regno_delete): Adjust.
1115 (var_mem_decl_set): Split out of...
1116 (var_mem_set): ... this.
1117 (var_mem_delete_and_set): Adjust.
1118 (var_mem_delete): Adjust.
1122 (variable_union): Adjust. Speed up merge of 1-part vars.
1123 (variable_canonicalize): Use unshared slot.
1124 (VALUED_RECURSED_INTO): New.
1125 (find_loc_in_1pdv): New.
1126 (struct dfset_merge): New.
1127 (insert_into_intersection): New.
1128 (intersect_loc_chains): New.
1130 (canonicalize_loc_order_check): New.
1131 (canonicalize_values_mark): New.
1132 (canonicalize_values_star): New.
1133 (variable_merge_over_cur): New.
1134 (variable_merge_over_src): New.
1135 (dataflow_set_merge): New.
1136 (dataflow_set_equiv_regs): New.
1137 (remove_duplicate_values): New.
1138 (struct dfset_post_merge): New.
1139 (variable_post_merge_new_vals): New.
1140 (variable_post_merge_perm_vals): New.
1141 (dataflow_post_merge_adjust): New.
1142 (find_mem_expr_in_1pdv): New.
1143 (dataflow_set_preserve_mem_locs): New.
1144 (dataflow_set_remove_mem_locs): New.
1145 (dataflow_set_clear_at_call): New.
1146 (onepart_variable_different_p): New.
1147 (variable_different_p): Use it.
1148 (dataflow_set_different_1): Adjust. Make detailed dump
1150 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1152 (track_loc_p): Pass it true.
1153 (struct count_use_info): New.
1154 (find_use_val): New.
1155 (replace_expr_with_values): New.
1157 (use_type): New, partially split out of...
1158 (count_uses): ... this. Count new micro-ops.
1159 (count_uses_1): Adjust.
1160 (count_stores): Adjust.
1161 (count_with_sets): New.
1162 (VAL_NEEDS_RESOLUTION): New.
1163 (VAL_HOLDS_TRACK_EXPR): New.
1164 (VAL_EXPR_IS_COPIED): New.
1165 (VAL_EXPR_IS_CLOBBERED): New.
1166 (add_uses): Adjust. Generate new micro-ops.
1167 (add_uses_1): Adjust.
1168 (add_stores): Generate new micro-ops.
1169 (add_with_sets): New.
1170 (find_src_status): Adjust.
1171 (find_src_set_src): Adjust.
1172 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1173 Handle new micro-ops. Canonicalize value equivalances.
1174 (vt_find_locations): Compute total size of hash tables for
1175 dumping. Perform merge for var-tracking-assignments. Don't
1176 disregard single-block loops.
1177 (dump_attrs_list): Handle decl_or_value.
1178 (dump_variable): Take variable. Deal with decl_or_value.
1179 (dump_variable_slot): New.
1180 (dump_vars): Use it.
1181 (dump_dataflow_sets): Adjust.
1182 (set_slot_part): New, extended to support one-part variables
1183 after splitting out of...
1184 (set_variable_part): ... this.
1185 (clobber_slot_part): New, split out of...
1186 (clobber_variable_part): ... this.
1187 (delete_slot_part): New, split out of...
1188 (delete_variable_part): .... this.
1189 (check_wrap_constant): New.
1190 (vt_expand_loc_callback): New.
1191 (vt_expand_loc): New.
1192 (emit_note_insn_var_location): Adjust. Handle values. Handle
1193 EMIT_NOTE_AFTER_CALL_INSN.
1194 (emit_notes_for_differences_1): Adjust. Handle values.
1195 (emit_notes_for_differences_2): Likewise.
1196 (emit_notes_for_differences): Adjust.
1197 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1198 notes. Adjust. Handle new micro-ops.
1199 (vt_add_function_parameters): Adjust. Create and bind values.
1200 (vt_initialize): Adjust. Initialize scratch_regs and
1201 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1202 operations. Move some code to count_with_sets and add_with_sets.
1203 (delete_debug_insns): New.
1204 (vt_debug_insns_local): New.
1205 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1207 (var_tracking_main): If var-tracking-assignments is enabled
1208 but var-tracking isn't, delete debug insns and leave. Likewise
1209 if we exceed limits or fail the stack adjustments tests, and
1210 after all var-tracking processing.
1211 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1212 (dataflow_set): Add traversed_vars.
1213 (value_chain, const_value_chain): New typedefs.
1214 (value_chain_pool, value_chains): New variables.
1215 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1216 add_value_chains, add_cselib_value_chains, remove_value_chain,
1217 remove_value_chains, remove_cselib_value_chains): New functions.
1218 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1219 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1221 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1222 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1223 (dst_can_be_shared): New variable.
1224 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1225 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1226 different from set->vars, look up slot again instead of using the
1228 (dataflow_set_init): Initialize traversed_vars.
1229 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1230 lookup if set->vars is shared. Don't keep slot cleared before
1231 calling unshare_variable. Unshare set->vars if needed. Adjust
1232 unshare_variable callers. Clear dst_can_be_shared if needed.
1233 Even ->refcount == 1 vars must be unshared if set->vars is shared
1234 and var needs to be modified.
1235 (dataflow_set_union): Set traversed_vars during canonicalization.
1236 (VALUE_CHANGED, DECL_CHANGED): Define.
1237 (set_dv_changed, dv_changed_p): New static inlines.
1238 (track_expr_p): Clear DECL_CHANGED.
1239 (dump_dataflow_sets): Set it.
1240 (variable_was_changed): Call set_dv_changed.
1241 (emit_note_insn_var_location): Likewise.
1242 (changed_variables_stack): New variable.
1243 (check_changed_vars_1, check_changed_vars_2): New functions.
1244 (emit_notes_for_changes): Do nothing if changed_variables is
1245 empty. Traverse changed_variables with check_changed_vars_1,
1246 call check_changed_vars_2 on each changed_variables_stack entry.
1247 (emit_notes_in_bb): Add SET argument. Just clear it at the
1248 beginning, use it instead of local &set, don't destroy it at the
1250 (vt_emit_notes): Call dataflow_set_clear early on all
1251 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1252 computed set, dataflow_set_clear also VTI(bb)->in when we are
1253 done with the basic block. Initialize changed_variables_stack,
1254 free it afterwards. If ENABLE_CHECKING verify that after noting
1255 differences to an empty set value_chains hash table is empty.
1256 (vt_initialize): Initialize value_chains and value_chain_pool.
1257 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1258 (variable_tracking_main): Call dump_dataflow_sets before calling
1259 vt_emit_notes, not after it.
1260 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1261 (propagate_var_def_into_debug_stmts): Declare.
1262 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1263 (df_set_note): Reject debug insns.
1264 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1265 add notes to debug insns.
1266 (df_note_bb_compute): Adjust. Likewise.
1267 (df_simulate_uses): Skip debug insns.
1268 (df_simulate_initialize_backwards): Likewise.
1269 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1270 (subst_stack_regs_pat): Reject debug insns.
1271 (convert_regs_1): Handle debug insns.
1272 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1273 (print-rtl.o): Depend on cselib.h.
1274 (cselib.o): Depend on TREE_PASS_H.
1275 (var-tracking.o): Depend on cselib.h and TARGET_H.
1276 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1278 (init_ready_list): Skip boundary debug insns.
1279 (add_branch_dependences): Skip debug insns.
1280 (free_block_dependencies): Check for blocks with only debug
1282 (compute_priorities): Likewise.
1283 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1284 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1286 (gimple_build_debug_bind_stat): New.
1287 (empty_body_p): Skip debug stmts.
1288 (gimple_has_side_effects): Likewise.
1289 (gimple_rhs_has_side_effects): Likewise.
1290 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1291 (gimple_build_debug_bind_stat): Declare.
1292 (gimple_build_debug_bind): Define.
1293 (is_gimple_debug): New.
1294 (gimple_debug_bind_p): New.
1295 (gimple_debug_bind_get_var): New.
1296 (gimple_debug_bind_get_value): New.
1297 (gimple_debug_bind_get_value_ptr): New.
1298 (gimple_debug_bind_set_var): New.
1299 (gimple_debug_bind_set_value): New.
1300 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1301 (gimple_debug_bind_reset_value): New.
1302 (gimple_debug_bind_has_value_p): New.
1303 (gsi_next_nondebug): New.
1304 (gsi_prev_nondebug): New.
1305 (gsi_start_nondebug_bb): New.
1306 (gsi_last_nondebug_bb): New.
1307 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1308 (print_insn): Handle DEBUG_INSN.
1309 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1310 of first insn prevail.
1311 (first_stmt): Skip debug stmts.
1312 (first_non_label_stmt): Likewise.
1313 (last_stmt): Likewise.
1314 (has_zero_uses_1): New.
1315 (single_imm_use_1): New.
1316 (verify_gimple_debug): New.
1317 (verify_types_in_gimple_stmt): Handle debug stmts.
1318 (verify_stmt): Likewise.
1319 (debug_loop_num): Skip debug stmts.
1320 (remove_edge_and_dominated_blocks): Remove dominators last.
1321 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1323 (linearize_expr): Likewise.
1324 * config/i386/i386.c (ix86_delegitimize_address): Call
1325 default implementation.
1326 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1328 (group_barrier_needed): Skip debug insns.
1329 (emit_insn_group_barriers): Likewise.
1330 (emit_all_insn_group_barriers): Likewise.
1331 (ia64_variable_issue): Handle debug insns.
1332 (ia64_dfa_new_cycle): Likewise.
1333 (final_emit_insn_group_barriers): Skip debug insns.
1334 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1335 def cfa without frame.
1336 (process_set): Likewise.
1337 (process_for_unwind_directive): Pass frame on.
1338 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1339 (rs6000_delegitimize_address): New.
1340 (rs6000_debug_adjust_cost): Handle debug insns.
1341 (is_microcoded_insn): Likewise.
1342 (is_cracked_insn): Likewise.
1343 (is_nonpipeline_insn): Likewise.
1344 (insn_must_be_first_in_group): Likewise.
1345 (insn_must_be_last_in_group): Likewise.
1346 (force_new_group): Likewise.
1347 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1348 contains only debug insns.
1349 (rtl_merge_blocks): Skip debug insns.
1350 (purge_dead_edges): Likewise.
1351 (rtl_block_ends_with_call_p): Skip debug insns.
1352 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1353 (mark_reg_dependencies): Skip debug insns.
1354 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1355 * tree-ssanames.c (release_ssa_name): Propagate def into
1357 * tree-ssa-threadedge.c
1358 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1359 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1360 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1361 (copyprop_hardreg_forward_1): Handle debug insns.
1362 * reload1.c (reload): Skip debug insns. Replace unassigned
1363 pseudos in debug insns with their equivalences.
1364 (eliminate_regs_in_insn): Skip debug insns.
1365 (emit_input_reload_insns): Skip debug insns at first, adjust
1367 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1368 (get_indirect_ref_operands): Pass opf_no_vops on.
1369 (get_expr_operands): Likewise. Skip debug stmts.
1370 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1372 2009-09-01 Richard Henderson <rth@redhat.com>
1374 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1375 stmt_ends_pp_p statements at least once.
1376 * tree-vrp.c (vrp_initialize): Likewise.
1377 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1379 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1382 Fix AIX bootstrap after PR debug/30161
1383 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1384 that is a GNU extension.
1385 (tmpl_value_parm_die_table): Move the definition of this global
1386 outside #ifdef DWARF2_DEBUGGING_INFO region.
1388 2009-09-01 Richard Guenther <rguenther@suse.de>
1390 * tree.c (tree_expr_size): New function.
1391 * tree.h (tree_expr_size): Declare.
1392 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1393 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1394 * langhooks.c (lhd_expr_size): Remove.
1395 * langhooks.h (struct lang_hooks): Remove expr_size.
1396 * explow.c (expr_size): Use tree_expr_size.
1397 (int_expr_size): Likewise.
1398 * langhooks-def.h (lhd_expr_size): Remove.
1399 (LANG_HOOKS_EXPR_SIZE): Likewise.
1400 (LANG_HOOKS_INITIALIZER): Adjust.
1402 2009-09-01 Richard Guenther <rguenther@suse.de>
1404 * tree-flow.h (mark_addressable): Move declaration ...
1405 * tree.h (mark_addressable): ... here.
1406 * stmt.c (expand_asm_operands): Use mark_addressable, not
1407 lang_hooks.mark_addressable.
1408 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1409 LANG_HOOKS_MARK_ADDRESSABLE.
1410 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1411 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1413 2009-08-31 Chris Demetriou <cgd@google.com>
1415 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1416 vectorize if not TARGET_SSE2.
1418 2009-08-31 DJ Delorie <dj@redhat.com>
1420 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1421 registers if no coprocessor is enabled.
1423 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1426 * cgraph.h (cgraph_get_node): Declare ...
1427 * cgraph.c (cgraph_get_node): ... new function.
1428 * dwarf2out.c (gen_generic_params_dies,
1429 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1430 make_ith_pack_parameter_name,
1431 append_entry_to_tmpl_value_parm_die_table,
1432 gen_remaining_tmpl_value_param_die_attribute): New functions.
1433 (gen_subprogram_die): Generate debug info for template parameters
1434 if debug info level is higher than DINFO_LEVEL_TERSE.
1435 Use tree_add_const_value_attribute_for_decl instead of
1436 tree_add_const_value_attribute.
1437 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1438 instead of tree_add_const_value_attribute.
1439 (gen_struct_or_union_type_die): Generate debug
1440 info for template parameters if debug info level is higher than
1442 (tree_add_const_value_attribute): Handle integral and pointer
1443 constants. Update comment.
1444 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1445 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1446 (reference_to_unused): Fix thinko. Remove redundant predicates from
1448 (tree_add_const_value_attribute): Make this work for constant
1450 tree_add_const_value_attribute_for_decl is to be used for variable
1452 (add_location_or_const_value_attribute): Use
1453 tree_add_const_value_attribute_for_decl now.
1454 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1455 DW_TAG_template_value_param DIEs after function DIEs have been
1457 * langhooks.h (lang_hooks_for_types): Add
1458 get_argument_pack_elems.
1459 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1460 (lang_hooks): Added get_innermost_generic_parms,
1461 get_innermost_generic_args.
1462 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1463 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1464 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1465 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1467 2009-08-31 DJ Delorie <dj@redhat.com>
1469 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1470 it once we start generating the prologue or epilogue.
1471 (mep_call_saves_register): If the frame is locked, re-use
1473 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1474 (mep_expand_prologue): Call it.
1475 (mep_expand_epilogue): Likewise.
1476 (mep_start_function): Use the same logic as mep_expand_prologue.
1477 (mep_pass_by_reference): Make logic more readable.
1478 (mep_return_in_memory): Zero-sized objects are passed in memory.
1479 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1482 2009-08-31 Richard Guenther <rguenther@suse.de>
1484 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1485 to query if the memory regions for memmove overlap.
1486 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1487 asserts on pointers, instead deal with odd trees.
1488 (ptr_derefs_may_alias_p): Likewise.
1489 (refs_may_alias_p_1): Constructor bases also never alias.
1491 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1493 * doc/install.texi (Final install): Adjust reference on where to
1494 order printed manuals.
1496 2009-08-30 Olivier Hainque <hainque@adacore.com>
1498 * dwarf2out.c (switch_to_frame_table_section): Move
1499 definition prior to first use.
1501 2009-08-30 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/41186
1504 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1505 (ao_ref_init_from_ptr_and_size): New function.
1506 (ref_maybe_used_by_call_p_1): Be more precise tracking
1507 used ranges for builtin functions.
1508 (ref_maybe_used_by_call_p): Adjust.
1509 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1510 ranges for builtin functions.
1511 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1513 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1516 * fwprop.c (get_reg_use_in): Delete.
1517 (free_load_extend): New function.
1518 (forward_propagate_subreg): Use it.
1520 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1522 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1524 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1527 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1530 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1532 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1533 fini or fini_array section.
1535 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1537 * graphite-dependences.c (graphite_legal_transform_bb): Call
1538 pbb_remove_duplicate_pdrs.
1539 * graphite-poly.c (can_collapse_pdr): Removed.
1540 (pdr_find_duplicate): Removed.
1541 (can_collapse_pdrs): New.
1542 (pbb_remove_duplicate_pdrs): New.
1543 (new_poly_dr): Do not look for duplicates.
1544 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1545 (PBB_PDR_DUPLICATES_REMOVED): New.
1546 (pbb_remove_duplicate_pdrs): Declared.
1548 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1550 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1551 the strides by multiplying by PDR_NB_REFS.
1552 * graphite-poly.c (can_collapse_pdr): New.
1553 (pdr_find_duplicate): New.
1554 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1555 Initialize PDR_NB_REFS.
1556 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1558 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1560 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1563 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1566 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1568 * graphite-dependences.c (pddr_original_scattering): Return NULL
1569 for read-read dependence relations.
1570 * graphite-poly.h (enum poly_dr_type): Fix comment.
1573 (pdr_may_write_p): New.
1575 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1577 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1578 (struct poly_dr): Same.
1579 (new_poly_dr): Same.
1580 * graphite-poly.c (new_poly_dr): Same.
1581 * graphite-dependences.c (dot_deps): Disable call to system.
1583 2009-08-28 Cary Coutant <ccoutant@google.com>
1586 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1587 struct/union/enum types local to a function.
1589 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1590 Sebastian Pop <sebastian.pop@amd.com>
1592 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1593 pbb_strip_mine_time_depth. Changed the implementation so that
1594 transformation is expressed as a transformation on
1595 time (scatttering) dimensions. Also, ensures that the 2d+1
1596 scheduling format is preserved.
1597 (pbb_strip_mine_profitable_p): Profitability is based on the
1598 iteration number of a given time (scattering) dimension,
1599 and not on a original loop depth dimension.
1600 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1601 (pbb_do_strip_mine): Call psct_dynamic_dim.
1602 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1603 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1604 (pbb_nb_dynamic_scattering_transform): New.
1605 (psct_dynamic_dim): New.
1607 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1609 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1610 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1611 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1612 * graphite-interchange.c (build_linearized_memory_access): Same.
1613 (memory_stride_in_loop): Same.
1615 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1617 * graphite-dependences.c (pddr_original_scattering): New.
1618 (graphite_legal_transform_dr): Call pddr_original_scattering.
1621 * graphite-dependences.h (dot_deps): Declared.
1622 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1623 (print_pdr): Print PDR_ID.
1624 * graphite-poly.h (struct poly_dr): Add field id.
1627 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1629 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1631 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1632 not delete the original dependence relation.
1634 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1636 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1637 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1638 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1639 (free_poly_ddr): New.
1640 (pddr_is_empty): New.
1641 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1642 (dependence_polyhedron): Same. Remove useless gcc_assert.
1644 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1645 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1646 * graphite-dependences.h (enum poly_dependence_kind): New.
1647 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1648 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1649 (PDRP_SINK): Renamed PDDR_SINK.
1650 (PDRP_DDP): Renamed PDDR_DDP.
1652 (free_poly_ddr): Declared.
1653 * graphite-poly.c (new_scop): Use the new hash function names.
1654 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1655 into original_pddrs.
1656 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1658 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1660 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1661 bounds with LT_EXPR to make niter analysis more precise on code
1662 generated by Graphite.
1664 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1666 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1667 (graphite_legal_transform_bb): Same.
1668 (poly_drs_may_alias_p): Same.
1670 2009-08-28 Richard Guenther <rguenther@suse.de>
1672 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1674 2009-08-28 Jan Beulich <jbeulich@novell.com>
1676 * config/i386/netware.c: Include langhooks.h.
1677 (i386_nlm_encode_section_info): Simplify.
1678 (netware_override_options): Delete.
1679 * config/i386/netware.h (netware_override_options): Delete
1681 (OVERRIDE_OPTIONS): Delete definition.
1682 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1683 (ASM_COMMENT_START): Define.
1684 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1686 2009-08-28 Jan Beulich <jbeulich@novell.com>
1688 * configure.ac: For in-tree ld, do a plain version check to
1689 determine whether comdat groups are supported.
1690 * configure: Regenerate.
1692 2009-08-28 Olivier Hainque <hainque@adacore.com>
1694 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1695 always defined. Reflect definition or absence of such for
1696 COLLECT_EXPORT_LIST. Readability helper.
1697 (scanfilter): New enum, to help control what symbols
1698 are to be considered or ignored by scan_prog_file.
1699 (enum pass): Rename as "scanpass", moved together with scanfilter
1700 prior to scan_prog_file's prototype.
1701 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1702 Group prototype with the scanpass/scanfilter definitions, factorize
1703 head comments for the several implementations at the prototype.
1704 (main): Reorganize the first pass link control to let AIX
1705 drag only the needed frame tables in executables. Prevent
1706 frame tables collection during the scan aimed at static ctors.
1707 Pre-link and scan for frame tables later to compensate.
1708 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1709 A C statement to issue assembly directives that create a reference
1710 to the given DWARF table identifier label from the current function
1712 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1713 to differentiate first time section entry. Only emit a .data
1714 tables start identifier label the first time around.
1715 (switch_to_frame_table_section): New function. Helper for
1716 output_call_frame_info to switch possibly BACK into the eh_frame
1717 or the debug_frame section depending on FOR_EH.
1718 (output_call_frame_info): Use helper to first enter the proper
1720 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1721 emit a link to the frame table start label from each function
1723 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1724 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1725 * config/rs6000/rs6000-protos.h: Declare it.
1726 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1728 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1730 * config/sh/sh.c (split_branches): Check the result of
1733 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1735 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1736 using -pthread -fopenmp
1738 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1740 * doc/service.texi (service directory): Update URL.
1742 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1744 PR rtl-optimization/40861
1745 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1746 extract word from a multi-word subreg for negative byte positions.
1748 2009-08-27 Tristan Gingold <gingold@adacore.com>
1749 Douglas B Rupp <rupp@gnat.com>
1751 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1752 (SECTION_VMS_OVERLAY): Define.
1753 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1755 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1757 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1758 common_object declarations.
1759 (ia64_section_type_flags): Set section flag for common_object.
1760 * config/ia64/ia64-protos.h
1761 (ia64_vms_output_aligned_decl_common): Declare.
1762 (ia64_vms_elf_asm_named_section): Declare.
1764 2009-08-27 Michael Matz <matz@suse.de>
1766 * expr.c (expand_expr_real_2): New function taking exploded
1767 unary or binary expression, split out from ...
1768 (expand_expr_real_1): ... here. Move over all unary/binary
1769 switch parts to above function, in particular these codes:
1770 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1771 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1772 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1773 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1774 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1775 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1776 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1777 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1778 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1779 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1780 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1781 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1782 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1783 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1784 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1785 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1786 VEC_PACK_FIX_TRUNC_EXPR.
1787 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1790 2009-08-27 Richard Guenther <rguenther@suse.de>
1792 * gengtype.c (main): Handle uint64_t.
1793 * ipa-utils.c (get_base_var): Indent properly.
1794 * tree-ssa-live.c (debug_scope_block): New function.
1795 * tree-flow.h (debug_scope_block): Declare.
1796 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1797 * basic-block.h (enum profile_status): Rename to
1798 enum profile_status_d.
1799 (x_profile_status): Adjust type.
1801 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1804 * dwarf2out.c (get_context_die): Declare this static function.
1805 (gen_type_die_with_usage): Make sure a DIE is a generated for
1806 the context of a typedef.
1808 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1810 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1813 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1815 * config/mips/mips-protos.h (mips_output_sync): Declare.
1816 (mips_sync_loop_insns): Likewise.
1817 (mips_output_sync_loop): Replace first two parameters with an rtx.
1818 * config/mips/mips.c (mips_multi_member): New structure.
1819 (mips_multi_members): New variable.
1820 (mips_multi_start): New function.
1821 (mips_multi_add): Likewise.
1822 (mips_multi_add_insn): Likewise.
1823 (mips_multi_add_label): Likewise.
1824 (mips_multi_last_index): Likewise.
1825 (mips_multi_copy_insn): Likewise.
1826 (mips_multi_set_operand): Likewise.
1827 (mips_multi_write): Likewise.
1828 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1829 (mips_init_print_operand_punct): Update accordingly.
1830 (mips_start_ll_sc_sync_block): New function.
1831 (mips_end_ll_sc_sync_block): Likewise.
1832 (mips_output_sync): Likewise.
1833 (mips_sync_insn1_template): Likewise.
1834 (mips_sync_insn2_template): Likewise.
1835 (mips_get_sync_operand): Likewise.
1836 (mips_process_sync_loop): Likewise.
1837 (mips_output_sync_loop): Use mips_process_sync_loop.
1838 (mips_sync_loop_insns): New function.
1839 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1840 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1841 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1842 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1843 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1844 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1845 (MIPS_SYNC_OLD_OP_12): Likewise.
1846 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1847 (MIPS_SYNC_NEW_OP_12): Likewise.
1848 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1849 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1850 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1851 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1852 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1853 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1854 * config/mips/mips.md (sync_mem): New attribute.
1855 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1856 (sync_exclusive_mask, sync_required_oldval): Likewise.
1857 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1858 (sync_release_barrier): Likewise.
1859 (length): Handle sync loops.
1860 (sync): Use mips_output_sync.
1861 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1862 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1863 and use mips_output_sync_loop.
1864 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1865 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1866 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1867 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1868 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1869 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1870 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1871 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1872 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1874 2009-08-26 Richard Guenther <rguenther@suse.de>
1877 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1878 the types to not match.
1879 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1881 * tree-ssa.c (useless_type_conversion_p): Conversions to
1882 pointers to unprototyped functions are useless.
1884 2009-08-26 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1887 whole-program condition, prepare to be called for non-globals.
1888 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1889 params build a representative with known type and track its fields.
1891 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1893 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1894 clearing by a taken branch.
1895 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1896 effectively after bbro pass.
1897 (sync_nand<mode>): Ditto.
1898 (sync_old_<fetchop_name><mode>): Ditto.
1899 (sync_old_nand<mode>): Ditto.
1900 (sync_new_<fetchop_name><mode>): Dito.
1901 (sync_new_nand<mode>): Ditto.
1902 (sync_compare_and_swap<mode>_1): Ditto.
1903 (*sync_compare_and_swap<mode>): Ditto.
1904 (sync_lock_test_and_set<mode>_1): Ditto.
1905 ("sync_lock_test_and_set<mode>): Ditto.
1907 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1909 * hwint.h (HOST_LONG_FORMAT): New macro
1910 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1911 Use HOST_PTR_PRINTF.
1912 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1913 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1914 (HOST_PTR_PRINTF): Document.
1916 2009-08-25 Jan Hubicka <jh@suse.cz>
1918 * config/i386/bmmintrin.h: Replace by #error.
1921 Michael Meissner <michael.meissner@amd.com>
1922 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1923 Tony Linthicum <tony.linthicum@amd.com>
1925 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1926 (TARGET_ROUND): New macro for the round/ptest instructions which
1927 are shared between SSE4.1 and SSE5.
1928 (OPTION_MASK_ISA_ROUND): Ditto.
1929 (OPTION_ISA_ROUND): Ditto.
1930 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1931 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1933 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1934 (-mfused-madd): New switch to give users control over whether the
1935 compiler optimizes to use the multiply/add SSE5 instructions.
1937 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1938 (ix86_handle_option): Turn off 3dnow if -msse5.
1939 (override_options): Add SSE5 support.
1940 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1942 (ix86_expand_sse_movcc): Add SSE5 support.
1943 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1944 vector type to the next largest size.
1945 (ix86_expand_sse5_pack): New function to use pperm to pack a
1946 vector type to the next smallest size.
1947 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1948 (IX86_BUILTIN_FMADDSD): Ditto.
1949 (IX86_BUILTIN_FMADDPS): Ditto.
1950 (IX86_BUILTIN_FMADDPD): Ditto.
1951 (IX86_BUILTIN_FMSUBSS): Ditto.
1952 (IX86_BUILTIN_FMSUBSD): Ditto.
1953 (IX86_BUILTIN_FMSUBPS): Ditto.
1954 (IX86_BUILTIN_FMSUBPD): Ditto.
1955 (IX86_BUILTIN_FNMADDSS): Ditto.
1956 (IX86_BUILTIN_FNMADDSD): Ditto.
1957 (IX86_BUILTIN_FNMADDPS): Ditto.
1958 (IX86_BUILTIN_FNMADDPD): Ditto.
1959 (IX86_BUILTIN_FNMSUBSS): Ditto.
1960 (IX86_BUILTIN_FNMSUBSD): Ditto.
1961 (IX86_BUILTIN_FNMSUBPS): Ditto.
1962 (IX86_BUILTIN_FNMSUBPD): Ditto.
1963 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1964 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1965 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1966 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1967 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1968 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1969 (IX86_BUILTIN_PPERM): Ditto.
1970 (IX86_BUILTIN_PERMPS): Ditto.
1971 (IX86_BUILTIN_PERMPD): Ditto.
1972 (IX86_BUILTIN_PMACSSWW): Ditto.
1973 (IX86_BUILTIN_PMACSWW): Ditto.
1974 (IX86_BUILTIN_PMACSSWD): Ditto.
1975 (IX86_BUILTIN_PMACSWD): Ditto.
1976 (IX86_BUILTIN_PMACSSDD): Ditto.
1977 (IX86_BUILTIN_PMACSDD): Ditto.
1978 (IX86_BUILTIN_PMACSSDQL): Ditto.
1979 (IX86_BUILTIN_PMACSSDQH): Ditto.
1980 (IX86_BUILTIN_PMACSDQL): Ditto.
1981 (IX86_BUILTIN_PMACSDQH): Ditto.
1982 (IX86_BUILTIN_PMADCSSWD): Ditto.
1983 (IX86_BUILTIN_PMADCSWD): Ditto.
1984 (IX86_BUILTIN_PHADDBW): Ditto.
1985 (IX86_BUILTIN_PHADDBD): Ditto.
1986 (IX86_BUILTIN_PHADDBQ): Ditto.
1987 (IX86_BUILTIN_PHADDWD): Ditto.
1988 (IX86_BUILTIN_PHADDWQ): Ditto.
1989 (IX86_BUILTIN_PHADDDQ): Ditto.
1990 (IX86_BUILTIN_PHADDUBW): Ditto.
1991 (IX86_BUILTIN_PHADDUBD): Ditto.
1992 (IX86_BUILTIN_PHADDUBQ): Ditto.
1993 (IX86_BUILTIN_PHADDUWD): Ditto.
1994 (IX86_BUILTIN_PHADDUWQ): Ditto.
1995 (IX86_BUILTIN_PHADDUDQ): Ditto.
1996 (IX86_BUILTIN_PHSUBBW): Ditto.
1997 (IX86_BUILTIN_PHSUBWD): Ditto.
1998 (IX86_BUILTIN_PHSUBDQ): Ditto.
1999 (IX86_BUILTIN_PROTB): Ditto.
2000 (IX86_BUILTIN_PROTW): Ditto.
2001 (IX86_BUILTIN_PROTD): Ditto.
2002 (IX86_BUILTIN_PROTQ): Ditto.
2003 (IX86_BUILTIN_PROTB_IMM): Ditto.
2004 (IX86_BUILTIN_PROTW_IMM): Ditto.
2005 (IX86_BUILTIN_PROTD_IMM): Ditto.
2006 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2007 (IX86_BUILTIN_PSHLB): Ditto.
2008 (IX86_BUILTIN_PSHLW): Ditto.
2009 (IX86_BUILTIN_PSHLD): Ditto.
2010 (IX86_BUILTIN_PSHLQ): Ditto.
2011 (IX86_BUILTIN_PSHAB): Ditto.
2012 (IX86_BUILTIN_PSHAW): Ditto.
2013 (IX86_BUILTIN_PSHAD): Ditto.
2014 (IX86_BUILTIN_PSHAQ): Ditto.
2015 (IX86_BUILTIN_FRCZSS): Ditto.
2016 (IX86_BUILTIN_FRCZSD): Ditto.
2017 (IX86_BUILTIN_FRCZPS): Ditto.
2018 (IX86_BUILTIN_FRCZPD): Ditto.
2019 (IX86_BUILTIN_CVTPH2PS): Ditto.
2020 (IX86_BUILTIN_CVTPS2PH): Ditto.
2021 (IX86_BUILTIN_COMEQSS): Ditto.
2022 (IX86_BUILTIN_COMNESS): Ditto.
2023 (IX86_BUILTIN_COMLTSS): Ditto.
2024 (IX86_BUILTIN_COMLESS): Ditto.
2025 (IX86_BUILTIN_COMGTSS): Ditto.
2026 (IX86_BUILTIN_COMGESS): Ditto.
2027 (IX86_BUILTIN_COMUEQSS): Ditto.
2028 (IX86_BUILTIN_COMUNESS): Ditto.
2029 (IX86_BUILTIN_COMULTSS): Ditto.
2030 (IX86_BUILTIN_COMULESS): Ditto.
2031 (IX86_BUILTIN_COMUGTSS): Ditto.
2032 (IX86_BUILTIN_COMUGESS): Ditto.
2033 (IX86_BUILTIN_COMORDSS): Ditto.
2034 (IX86_BUILTIN_COMUNORDSS): Ditto.
2035 (IX86_BUILTIN_COMFALSESS): Ditto.
2036 (IX86_BUILTIN_COMTRUESS): Ditto.
2037 (IX86_BUILTIN_COMEQSD): Ditto.
2038 (IX86_BUILTIN_COMNESD): Ditto.
2039 (IX86_BUILTIN_COMLTSD): Ditto.
2040 (IX86_BUILTIN_COMLESD): Ditto.
2041 (IX86_BUILTIN_COMGTSD): Ditto.
2042 (IX86_BUILTIN_COMGESD): Ditto.
2043 (IX86_BUILTIN_COMUEQSD): Ditto.
2044 (IX86_BUILTIN_COMUNESD): Ditto.
2045 (IX86_BUILTIN_COMULTSD): Ditto.
2046 (IX86_BUILTIN_COMULESD): Ditto.
2047 (IX86_BUILTIN_COMUGTSD): Ditto.
2048 (IX86_BUILTIN_COMUGESD): Ditto.
2049 (IX86_BUILTIN_COMORDSD): Ditto.
2050 (IX86_BUILTIN_COMUNORDSD): Ditto.
2051 (IX86_BUILTIN_COMFALSESD): Ditto.
2052 (IX86_BUILTIN_COMTRUESD): Ditto.
2053 (IX86_BUILTIN_COMEQPS): Ditto.
2054 (IX86_BUILTIN_COMNEPS): Ditto.
2055 (IX86_BUILTIN_COMLTPS): Ditto.
2056 (IX86_BUILTIN_COMLEPS): Ditto.
2057 (IX86_BUILTIN_COMGTPS): Ditto.
2058 (IX86_BUILTIN_COMGEPS): Ditto.
2059 (IX86_BUILTIN_COMUEQPS): Ditto.
2060 (IX86_BUILTIN_COMUNEPS): Ditto.
2061 (IX86_BUILTIN_COMULTPS): Ditto.
2062 (IX86_BUILTIN_COMULEPS): Ditto.
2063 (IX86_BUILTIN_COMUGTPS): Ditto.
2064 (IX86_BUILTIN_COMUGEPS): Ditto.
2065 (IX86_BUILTIN_COMORDPS): Ditto.
2066 (IX86_BUILTIN_COMUNORDPS): Ditto.
2067 (IX86_BUILTIN_COMFALSEPS): Ditto.
2068 (IX86_BUILTIN_COMTRUEPS): Ditto.
2069 (IX86_BUILTIN_COMEQPD): Ditto.
2070 (IX86_BUILTIN_COMNEPD): Ditto.
2071 (IX86_BUILTIN_COMLTPD): Ditto.
2072 (IX86_BUILTIN_COMLEPD): Ditto.
2073 (IX86_BUILTIN_COMGTPD): Ditto.
2074 (IX86_BUILTIN_COMGEPD): Ditto.
2075 (IX86_BUILTIN_COMUEQPD): Ditto.
2076 (IX86_BUILTIN_COMUNEPD): Ditto.
2077 (IX86_BUILTIN_COMULTPD): Ditto.
2078 (IX86_BUILTIN_COMULEPD): Ditto.
2079 (IX86_BUILTIN_COMUGTPD): Ditto.
2080 (IX86_BUILTIN_COMUGEPD): Ditto.
2081 (IX86_BUILTIN_COMORDPD): Ditto.
2082 (IX86_BUILTIN_COMUNORDPD): Ditto.
2083 (IX86_BUILTIN_COMFALSEPD): Ditto.
2084 (IX86_BUILTIN_COMTRUEPD): Ditto.
2085 (IX86_BUILTIN_PCOMEQUB): Ditto.
2086 (IX86_BUILTIN_PCOMNEUB): Ditto.
2087 (IX86_BUILTIN_PCOMLTUB): Ditto.
2088 (IX86_BUILTIN_PCOMLEUB): Ditto.
2089 (IX86_BUILTIN_PCOMGTUB): Ditto.
2090 (IX86_BUILTIN_PCOMGEUB): Ditto.
2091 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2092 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2093 (IX86_BUILTIN_PCOMEQUW): Ditto.
2094 (IX86_BUILTIN_PCOMNEUW): Ditto.
2095 (IX86_BUILTIN_PCOMLTUW): Ditto.
2096 (IX86_BUILTIN_PCOMLEUW): Ditto.
2097 (IX86_BUILTIN_PCOMGTUW): Ditto.
2098 (IX86_BUILTIN_PCOMGEUW): Ditto.
2099 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2100 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2101 (IX86_BUILTIN_PCOMEQUD): Ditto.
2102 (IX86_BUILTIN_PCOMNEUD): Ditto.
2103 (IX86_BUILTIN_PCOMLTUD): Ditto.
2104 (IX86_BUILTIN_PCOMLEUD): Ditto.
2105 (IX86_BUILTIN_PCOMGTUD): Ditto.
2106 (IX86_BUILTIN_PCOMGEUD): Ditto.
2107 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2108 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2109 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2110 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2111 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2112 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2113 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2114 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2115 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2116 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2117 (IX86_BUILTIN_PCOMEQB): Ditto.
2118 (IX86_BUILTIN_PCOMNEB): Ditto.
2119 (IX86_BUILTIN_PCOMLTB): Ditto.
2120 (IX86_BUILTIN_PCOMLEB): Ditto.
2121 (IX86_BUILTIN_PCOMGTB): Ditto.
2122 (IX86_BUILTIN_PCOMGEB): Ditto.
2123 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2124 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2125 (IX86_BUILTIN_PCOMEQW): Ditto.
2126 (IX86_BUILTIN_PCOMNEW): Ditto.
2127 (IX86_BUILTIN_PCOMLTW): Ditto.
2128 (IX86_BUILTIN_PCOMLEW): Ditto.
2129 (IX86_BUILTIN_PCOMGTW): Ditto.
2130 (IX86_BUILTIN_PCOMGEW): Ditto.
2131 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2132 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2133 (IX86_BUILTIN_PCOMEQD): Ditto.
2134 (IX86_BUILTIN_PCOMNED): Ditto.
2135 (IX86_BUILTIN_PCOMLTD): Ditto.
2136 (IX86_BUILTIN_PCOMLED): Ditto.
2137 (IX86_BUILTIN_PCOMGTD): Ditto.
2138 (IX86_BUILTIN_PCOMGED): Ditto.
2139 (IX86_BUILTIN_PCOMFALSED): Ditto.
2140 (IX86_BUILTIN_PCOMTRUED): Ditto.
2141 (IX86_BUILTIN_PCOMEQQ): Ditto.
2142 (IX86_BUILTIN_PCOMNEQ): Ditto.
2143 (IX86_BUILTIN_PCOMLTQ): Ditto.
2144 (IX86_BUILTIN_PCOMLEQ): Ditto.
2145 (IX86_BUILTIN_PCOMGTQ): Ditto.
2146 (IX86_BUILTIN_PCOMGEQ): Ditto.
2147 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2148 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2149 (enum multi_arg_type): New enum for describing the various SSE5
2150 intrinsic argument types.
2151 (bdesc_multi_arg): New table for SSE5 intrinsics.
2152 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2153 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2155 (ix86_expand_builtin): Add SSE5 intrinsic support.
2156 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2157 operand instructions.
2158 (ix86_expand_sse5_multiple_memory): New function to split the
2159 second memory reference from SSE5 instructions.
2160 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2161 (ix86_return_pops_args): Use stdarg_p to determine if the function
2162 has variable arguments.
2163 (ix86_setup_incoming_varargs): Ditto.
2164 (x86_this_parameter): Ditto.
2166 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2168 (ix86_expand_sse5_pack): Ditto.
2169 (ix86_sse5_valid_op_p): Ditto.
2170 (ix86_expand_sse5_multiple_memory): Ditto.
2172 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2173 constant for SSE5 support.
2174 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2175 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2176 (UNSPEC_SSE5_PERMUTE): Ditto.
2177 (UNSPEC_SSE5_ASHIFT): Ditto.
2178 (UNSPEC_SSE5_LSHIFT): Ditto.
2179 (UNSPEC_FRCZ): Ditto.
2180 (UNSPEC_CVTPH2PS): Ditto.
2181 (UNSPEC_CVTPS2PH): Ditto.
2182 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2184 (COM_FALSE_S): Ditto.
2185 (COM_FALSE_P): Ditto.
2186 (COM_TRUE_S): Ditto.
2187 (COM_TRUE_P): Ditto.
2188 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2189 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2191 (memory attribute): Ditto.
2192 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2193 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2194 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2195 (floor<mode>2): Ditto.
2196 (ceil<mode>2): Ditto.
2197 (btrunc<mode>2): Ditto.
2198 (nearbyintdf2): Ditto.
2199 (nearbyintsf2): Ditto.
2200 (sse_setccsf): Disable if SSE5.
2201 (sse_setccdf): Ditto.
2202 (sse5_setcc<mode>): New support for SSE5 conditional move.
2203 (sse5_pcmov_<mode>): Ditto.
2205 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2207 (SSEMODEF2P): Ditto.
2208 (ssemodesuffixf4): New mode attribute for SSE5.
2209 (ssemodesuffixf2s): Ditto.
2210 (ssemodesuffixf2c): Ditto.
2211 (sserotatemax): Ditto.
2212 (ssescalarmode): Ditto.
2213 (sse_maskcmpv4sf3): Disable if SSE5.
2214 (sse_maskcmpv2df3): Ditto.
2215 (sse_vmmaskcmpv4sf3): Ditto.
2216 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2217 (sse5_vmfmadd<mode>4): Ditto.
2218 (sse5_fmsub<mode>4): Ditto.
2219 (sse5_vmfmsub<mode>4): Ditto.
2220 (sse5_fnmadd<mode>4): Ditto.
2221 (sse5_vmfnmadd<mode>4): Ditto.
2222 (sse5_fnmsub<mode>4): Ditto.
2223 (sse5_vmfnmsub<mode>4): Ditto.
2224 (sse5i_fmadd<mode>4): Ditto.
2225 (sse5i_fmsub<mode>4): Ditto.
2226 (sse5i_fnmadd<mode>4): Ditto.
2227 (sse5i_fnmsub<mode>4): Ditto.
2228 (sse5i_vmfmadd<mode>4): Ditto.
2229 (sse5i_vmfmsub<mode>4): Ditto.
2230 (sse5i_vmfnmadd<mode>4): Ditto.
2231 (sse5i_vmfnmsub<mode>4): Ditto.
2232 (mulv16qi3): Add SSE5 support.
2234 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2235 (sse2_mulv4si3): Disable if SSE5.
2236 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2237 (sse4_1_roundps): Ditto.
2238 (sse4_1_roundsd): Ditto.
2239 (sse4_1_roundss): Ditto.
2240 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2242 (sse_maskcmpsf3): Ditto.
2243 (sse_vmmaskcmpv4sf3): Ditto.
2244 (sse2_maskcmpv2df3): Ditto.
2245 (sse2_maskcmpdf3): Ditto.
2246 (sse2_vmmaskcmpv2df3): Ditto.
2247 (sse2_eq<mode>3): Ditto.
2248 (sse2_gt<mode>3): Ditto.
2249 (sse5_pcmov_<mode>): Add SSE5 support.
2250 (vec_unpacku_hi_v16qi): Ditto.
2251 (vec_unpacks_hi_v16qi): Ditto.
2252 (vec_unpacku_lo_v16qi): Ditto.
2253 (vec_unpacks_lo_v16qi): Ditto.
2254 (vec_unpacku_hi_v8hi): Ditto.
2255 (vec_unpacks_hi_v8hi): Ditto.
2256 (vec_unpacku_lo_v8hi): Ditto.
2257 (vec_unpacks_lo_v8hi): Ditto.
2258 (vec_unpacku_hi_v4si): Ditto.
2259 (vec_unpacks_hi_v4si): Ditto.
2260 (vec_unpacku_lo_v4si): Ditto.
2261 (vec_unpacks_lo_v4si): Ditto.
2262 (sse5_pmacsww): New SSE5 intrinsic insn.
2263 (sse5_pmacssww): Ditto.
2264 (sse5_pmacsdd): Ditto.
2265 (sse5_pmacssdd): Ditto.
2266 (sse5_pmacssdql): Ditto.
2267 (sse5_pmacssdqh): Ditto.
2268 (sse5_pmacsdqh): Ditto.
2269 (sse5_pmacsswd): Ditto.
2270 (sse5_pmacswd): Ditto.
2271 (sse5_pmadcsswd): Ditto.
2272 (sse5_pmadcswd): Ditto.
2273 (sse5_pcmov_<move>): Conditional move support on SSE5.
2274 (sse5_phaddbw): New SSE5 intrinsic insn.
2275 (sse5_phaddbd): Ditto.
2276 (sse5_phaddbq): Ditto.
2277 (sse5_phaddwd): Ditto.
2278 (sse5_phaddwq): Ditto.
2279 (sse5_phadddq): Ditto.
2280 (sse5_phaddubw): Ditto.
2281 (sse5_phaddubd): Ditto.
2282 (sse5_phaddubq): Ditto.
2283 (sse5_phadduwd): Ditto.
2284 (sse5_phadduwq): Ditto.
2285 (sse5_phaddudq): Ditto.
2286 (sse5_phsubbw): Ditto.
2287 (sse5_phsubwd): Ditto.
2288 (sse5_phsubdq): Ditto.
2289 (sse5_pperm): Ditto.
2290 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2291 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2292 (sse5_pperm_sign_v8hi_v4si): Ditto.
2293 (sse5_pperm_zero_v8hi_v4si): Ditto.
2294 (sse5_pperm_sign_v4si_v2di): Ditto.
2295 (sse5_pperm_sign_v4si_v2di): Ditto.
2296 (sse5_pperm_pack_v2di_v4si): Ditto.
2297 (sse5_pperm_pack_v4si_v8hi): Ditto.
2298 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2299 (sse5_perm<mode>): New SSE5 intrinsic insn.
2300 (rotl<mode>3): Ditto.
2301 (sse5_rotl<mode>3): Ditto.
2302 (sse5_ashl<mode>3): Ditto.
2303 (sse5_lshl<mode>3): Ditto.
2304 (sse5_frcz<mode>2): Ditto.
2305 (sse5s_frcz<mode>2): Ditto.
2306 (sse5_cvtph2ps): Ditto.
2307 (sse5_cvtps2ph): Ditto.
2308 (sse5_vmmaskcmp<mode>3): Ditto.
2309 (sse5_com_tf<mode>3): Ditto.
2310 (sse5_maskcmp<mode>3): Ditto.
2311 (sse5_maskcmp_uns<mode>3): Ditto.
2312 (sse5_maskcmp_uns2<mode>3): Ditto.
2313 (sse5_pcom_tf<mode>3): Ditto.
2315 * config/i386/predicates.md (sse5_comparison_float_operator):
2316 New predicate to match the comparison operators supported by
2317 the SSE5 com instruction.
2318 (ix86_comparison_int_operator): New predicate to match just the
2319 signed int comparisons.
2320 (ix86_comparison_uns_operator): New predicate to match just the
2321 unsigned int comparisons.
2323 * doc/invoke.texi (-msse5): Add documentation.
2324 (-mfused-madd): Ditto.
2326 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2328 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2330 (x86_64-*-*): Ditto.
2332 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2334 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2335 intrinisics for SSE5.
2337 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2340 * config/i386/mmintrin-common.h: New file, to contain common
2341 instructions between SSE4.1 and SSE5.
2343 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2344 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2345 (gen_regparm_prefix): Ditto.
2347 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2348 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2349 prototype_p to determine if a function is prototyped.
2351 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2353 * c-common.c (c_common_reswords) add the alignof keyword,
2354 with same RID as __alignof and __alignof__
2356 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2358 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2359 * hooks.c (hook_bool_const_int_const_int_true): New function.
2360 * target.h (struct gcc_target): Add can_eliminate field.
2361 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2362 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2363 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2364 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2365 (elim_table): Revise comment.
2366 * system.h (CAN_ELIMINATE): Poison.
2367 * defaults.h (CAN_ELIMINATE): Remove.
2368 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2370 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2371 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2373 (alpha_vms_can_eliminate): Declare as static, change return type to
2375 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2377 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2378 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2379 (arm_can_eliminate): New function.
2381 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2382 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2383 (avr_can_eliminate): Declare as static.
2384 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2386 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2387 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2388 (bfin_can_eliminate): New function.
2390 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2391 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2392 (crx_can_eliminate): New function.
2394 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2395 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2396 (fr30_can_eliminate): New function.
2398 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2399 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2400 (frv_can_eliminate): New function.
2402 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2403 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2404 (h8300_can_eliminate): New function.
2406 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2407 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2408 (i386_can_eliminate): Declare as static, change return type to bool.
2409 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2411 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2412 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2413 (ia64_can_eliminate): New function.
2415 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2416 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2417 (iq2000_can_eliminate): New function.
2419 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2420 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2421 (m32r_can_eliminate): New function.
2423 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2424 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2425 (m68hc11_can_eliminate): New function.
2427 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2428 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2429 (m68k_can_eliminate): New function.
2431 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2432 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2433 (mep_can_eliminate): New function.
2435 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2436 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2437 (mips_can_eliminate): New function.
2439 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2440 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2441 (rs6000_can_eliminate): New function.
2443 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2444 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2445 (s390_can_eliminate): Declare as static.
2446 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2448 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2449 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2450 (score_can_eliminate): New function.
2452 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2453 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2454 (sparc_can_eliminate): Declare as static.
2455 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2457 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2458 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2459 (xstormy16_can_eliminate): New function.
2461 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2462 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2463 (v850_can_eliminate): New function.
2465 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2467 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2468 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2469 (*movdfcc_ext[1234]): Disable for IEEE mode.
2471 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2473 * gimplify.c (prepare_gimple_addressable): New static function.
2474 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2476 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2477 manually fiddling with it.
2479 2009-08-25 Michael Matz <matz@suse.de>
2481 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2482 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2484 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2485 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2486 (do_jump): Split out code for simple binary comparisons into ...
2487 (do_jump_1): ... this, taking the individual operands and code.
2488 Change callers to helper function above accordingly.
2489 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2492 2009-08-25 Michael Matz <matz@suse.de>
2494 * expr.h (struct separate_ops, sepops): New type for passing
2495 around an exploded simple expression.
2496 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2497 Use this structure instead of expression tree.
2498 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2499 expression, only its type.
2500 (expand_vec_cond_expr): Take type and individual operands instead
2502 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2503 expand_vec_shift_expr): Change prototype accordingly.
2504 * tree-vect-stmts.c (vectorizable_condition): Change call of
2505 expand_vec_cond_expr_p to pass only type.
2506 * expr.c (do_store_flags): Change prototype and implementation
2507 to take an exploded expression.
2508 (expand_expr_real_1): New local ops initialized with details
2509 of the full expression. Use it instead of full
2510 expression in calls to do_store_flags, expand_vec_cond_expr,
2511 expand_widen_pattern_expr and expand_vec_shift_expr.
2513 2009-08-25 Michael Matz <matz@suse.de>
2515 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2516 treeop2 initialized with first three operands of the full expression.
2517 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2519 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2521 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2522 (__gthread_objc_condition_allocate): Mark arguments as unused.
2523 (__gthread_objc_condition_deallocate): Likewise.
2524 (__gthread_objc_condition_wait): Likewise.
2525 (__gthread_objc_condition_broadcast): Likewise.
2526 (__gthread_objc_condition_signal): Likewise.
2527 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2528 (__gthread_objc_thread_id): Likewise.
2530 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2533 * tree-pretty-print.c (print_call_name): Print the correct call name
2534 for procedure pointer components.
2536 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2538 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2539 default_promote_function_mode when not VMS.
2541 2009-08-24 Olivier Hainque <hainque@adacore.com>
2543 * convert.c (convert_to_integer): Don't assume an input pointer is
2544 POINTER_SIZE wide. Fetch from the type instead.
2546 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2548 * configure.ac (AC_PREREQ): Bump to 2.64.
2550 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2552 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2553 (process_command): Don't search standard_exec_prefix_1 and
2554 standard_exec_prefix_2.
2556 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2558 * config/arm/arm.c (output_return_instruction): Handle for
2561 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2563 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2565 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2567 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2568 (*arm_movdf_vfp): Likewise.
2570 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2572 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2573 (vashr<mode>3): Rename from ashr<mode>3.
2574 (vlshr<mode>3): Rename from lshr<mode>3.
2576 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2579 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2580 (check_format_info_main): Use scalar_identify_flag.
2581 (check_format_types): Check for scalar size identity if
2582 scalar_identify_flag is set.
2583 (printf_length_specs): Extend by new field.
2584 (asm_fprintf_length_specs): Likewise.
2585 (gcc_diag_length_specs): Likewise.
2586 (scanf_length_specs): Likewise.
2587 (strfmon_length_specs): Likewise.
2588 (gcc_gfc_length_specs): Likewise.
2589 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2590 (ms_printf_flag_specs): Likewise.
2591 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2593 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2596 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2597 (*call_value_pop_1): Ditto.
2598 (*sibcall_pop_1): New insn pattern.
2599 (*sibcall_value_pop_1): Ditto.
2601 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2604 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2607 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2610 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2611 (get_reg_use_in): New function.
2612 (forward_propagate_subreg): Propagate through subreg of zero_extend
2615 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2617 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2618 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2620 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2622 * configure.ac: Remove --with-datarootdir, --with-docdir,
2623 --with-htmldir switches. No need to call AC_SUBST for
2624 datarootdir, docdir, htmldir any more.
2625 * configure: Regenerate.
2626 * doc/install.texi (Configuration): Document --datarootdir,
2627 --docdir, --htmldir, --pdfdir; update documentation for
2628 --infodir, --mandir.
2629 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2632 * aclocal.m4: Regenerate.
2633 * config.in: Regenerate.
2634 * configure: Regenerate.
2636 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2637 Olivier Hainque <hainque@adacore.com>
2639 * config/ia64/ia64.c: Include libfuncs.h.
2640 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2641 (ia64_expand_call): Use reg 25 on VMS.
2642 (ia64_initialize_trampoline): Fix for VMS ABI.
2643 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2644 (ia64_function_arg): Initialize reg 25 on VMS.
2645 Fix OpenVMS ABI issues for varargs.
2646 For OpenVMS, emit the Argument Information register set in the
2647 incoming/sibcall case as well.
2648 (ia64_arg_type): New function.
2649 (ia64_function_arg_advance): Keep track of cum->words.
2650 Fix OpenVMS ABI issues for varargs.
2651 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2652 (ia64_override_options): Set flag_no_common on VMS.
2653 (ia64_init_builtins): Disable FWRITE builtin.
2654 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2655 (ia64_vms_init_libfuncs): Add decc$ routines.
2656 (ia64_vms_valid_pointer_mode): New function.
2657 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2658 (ia64_promote_function_mode): New function
2659 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2660 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2661 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2662 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2663 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2664 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2665 Suppress trailing '#' if VALUE is numeric.
2666 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2667 ia64_promote_function_mode.
2668 (TARGET_VALID_POINTER_MODE): Define.
2670 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2673 * config/rs6000/rs6000.c (rs6000_override_options): Use
2674 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2677 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2678 reporting of vector + decimal/boolean/complex error.
2680 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2682 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2683 __vector double TYPE_DECL.
2685 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2687 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2688 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2689 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2690 to pointer to enum machine_mode. Update all callers as needed.
2692 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2694 * config/alpha/alpha.md (exception_receiver): Emit alternative
2695 GP load sequence if flag_reorder_blocks_and_partition is set.
2696 (*exception_receiver_2): Also enable when
2697 flag_reorder_blocks_and_partition is set.
2699 2009-08-20 Matt Rice <ratmice@gmail.com>
2700 Diego Novillo <dnovillo@google.com>
2702 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2705 2009-08-20 Richard Guenther <rguenther@suse.de>
2707 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2708 * c-tree.h (c_dup_lang_specific_decl): Remove.
2709 (struct lang_decl, struct lang_type): Move definitions ...
2710 * c-lang.h: ... here. New file.
2711 * c-decl.c: Include c-lang.h.
2712 (c_dup_lang_specific_decl): Remove.
2713 * c-typeck.c: Include c-lang.h.
2714 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2715 (c-typeck.o): Likewise.
2716 * c-config-lang.in (gtfiles): Add c-lang.h.
2717 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2720 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2722 * config/alpha/alpha.c (alpha_end_function): Do not clear
2723 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2724 this is now handled in generic code.
2726 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2728 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2729 (s390_z10_fix_long_loop_prediction): New function.
2730 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2731 (s390_reorg): Walk over the INSNs and invoke
2732 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2734 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2736 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2737 "*brx_64bit", "*brx_31bit"): New patterns.
2738 * config/s390/s390.c ('E'): New output modifier.
2740 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2741 Richard Earnshaw <richard.earnshaw@arm.com>
2743 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2744 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2746 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2748 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2750 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2751 for mode mode of operand0 when doing secondary reload for SAR.
2753 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2756 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2757 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2759 2009-08-19 Jason Merrill <jason@redhat.com>
2761 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2762 supported template depth in C++0x.
2764 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2766 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2767 free_after_compilation.
2768 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2769 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2770 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2771 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2772 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2773 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2774 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2776 2009-08-19 Ian Lance Taylor <iant@google.com>
2778 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2779 of (plus (mult (neg B) C) A).
2781 2009-08-18 Michael Matz <matz@suse.de>
2783 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2784 instead of comparing TYPE_MAIN_VARIANT for equality.
2785 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2786 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2787 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2788 * gimplify.c (goa_lhs_expr_p): Ditto and use
2789 STRIP_USELESS_TYPE_CONVERSION.
2791 2009-08-18 Michael Matz <matz@suse.de>
2793 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2794 first field in a struct.
2795 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2797 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2799 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2800 locators before emit_insn is called. Remove assert that
2802 (alpha_end_function): Clear crtl->emit structure and free insn
2803 locators if cfun->is_thunk is true.
2805 2009-08-18 Jason Merrill <jason@redhat.com>
2807 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2809 * configure.ac: Test for it.
2810 * configure, config.in: Regenerate.
2811 * doc/install.texi: Document --enable-gnu-unique-object.
2813 2009-08-18 Richard Guenther <rguenther@suse.de>
2816 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2817 pow(x,y*z) only if x is nonnegative.
2819 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2821 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2825 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2826 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2828 2009-08-17 DJ Delorie <dj@redhat.com>
2830 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2831 * config/m32c/prologue.md (epilogue_freit): New.
2833 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2834 (bank_switch_p): Likewise.
2835 (fast_interrupt_p): Likewise.
2836 (interrupt_p): Likewise.
2837 (m32c_conditional_register_usage): Round memregs size up.
2838 (need_to_save): We only need to save $a0 when we use ENTER.
2839 (interrupt_p): Check for fast_interrupt too.
2840 (bank_switch_p): New.
2841 (fast_interrupt_p): New.
2842 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2843 (m32c_emit_prolog): Support bank switching and fast interrupts.
2844 * doc/extend.texi (Function Attributes): Add bank_switch and
2847 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2849 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2850 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2852 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2854 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2855 (menu): Add IA-64/VMS Options.
2856 (IA-64/VMS Options): Likewise.
2858 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2861 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2863 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2865 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2866 (mips_pop_asm_switch): Likewise.
2867 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2869 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2870 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2871 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2872 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2873 instead of set_noreorder.
2874 (mips_output_function_prologue): Use the new functions.
2875 (mips_output_function_epilogue): Likewise.
2876 (mips_need_noat_wrapper_p): New function, split out from...
2877 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2878 Use mips_push_asm_switch and mips_pop_asm_switch.
2879 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2880 and mips_pop_asm_switch.
2881 (ASM_OUTPUT_REG_POP): Likewise.
2882 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2883 Use mips_pop_asm_switch.
2884 (mips_asm_switch): New structure.
2885 (set_noreorder, set_nomacro): Replace with...
2886 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2887 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2888 instead of set_nomacro.
2889 (fix_truncsfsi2_macro): Likewise.
2890 (cprestore): Likewise.
2891 (hazard): Use mips_noreorder instead of set_noreorder.
2892 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2894 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2896 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2897 from prev_active_insn.
2899 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2901 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2902 * config/avr/avr.c (avr_override_options): Initialize
2903 avr_current_arch variable.
2904 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2905 __AVR_HAVE_16BIT_SP__ according to the device type.
2906 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2908 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2909 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2911 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2914 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2915 generating inlined subroutine die only. We shouldn't be
2916 called for anything else.
2917 (gen_block_die): Don't generate inline subroutine debug info for
2920 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2922 * graphite-poly.c (print_pbb): Print PBB index.
2924 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2927 * graphite-interchange.c (ppl_max_for_le): Moved...
2928 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2929 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2930 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2931 * graphite-ppl.h (ppl_max_for_le): Declared.
2933 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2935 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2936 supported on all platforms.
2937 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2938 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2939 * c-pragma.c: Likewise.
2940 * target-def.h (TARGET_INITIALIZER): Remove
2941 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2942 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2944 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2946 * config/ia64/fde-vms.c: New file.
2947 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2948 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2949 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2950 (uw_frame_state_for): Only register a personality routine if it is
2951 known to be compatible with our expectations.
2952 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2953 Declare unw_table_entry stack variable and
2954 mod all calls to _Unwind_FindTableEntry to add arg.
2955 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2956 (_Unwind_FindTableEntry): Add arg to prototype.
2958 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2960 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2961 field 'signal_pfs_loc'.
2962 (uw_frame_state_for): Remove duplicate code dealing with leaf
2963 procedures without unwind info.
2964 If in the frame after unwinding through a signal handler, restore
2965 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2966 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2967 'pfs_loc' to the AR.PFS location in the signal context; instead
2968 set 'signal_pfs_loc'.
2969 Manually generate the unwind info for the AR.PFS register.
2970 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2971 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2972 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2973 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2974 instead set 'signal_pfs_loc'.
2975 Remove code preventing the AR.PFS register from being restored
2976 from the signal context.
2978 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2979 Tristan Gingold <gingold@adacore.com>
2981 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2982 * config/ia64/t-vms: New file.
2983 * config/ia64/vms64.h: New file.
2984 * config/ia64/vms.h: New file.
2985 * config/ia64/vms-crtinit.asm: New file.
2986 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2987 * config/ia64/vms-unwind.h: New file.
2989 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2991 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2994 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2997 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2999 * real.h (do_mpc_arg2): ... here.
3000 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3003 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3005 * final.c (add_debug_prefix_map): Don't use GC memory for
3006 old_prefix and new_prefix.
3008 2009-08-14 Richard Guenther <rguenther@suse.de>
3010 * ipa-prop.c (compute_complex_pass_through): If we cannot
3011 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3013 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3015 * c-lex.c (c_lex_with_flags): Increase size of local variable
3016 to avoid memory clobber.
3018 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3021 * config/i386/i386.c (ix86_fp_comparison_strategy):
3022 Only enable/disable sahf at function granularity.
3024 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3026 PR rtl-optimization/41064
3027 * reload1.c (reload_as_needed): Don't call extract_insn
3028 for known invalid replacements after calling
3029 validate_replace_rtx_group and verify_changes.
3031 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3035 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3036 ix86_expand_fp_vcond.
3037 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3038 Assert that operation is supported by ix86_expand_int_vcond.
3039 (vcondu<SSEMODE124C8:mode>): Ditto.
3041 2009-08-13 DJ Delorie <dj@redhat.com>
3043 * config/i386/djgpp-stdint.h: New.
3044 * config.gcc (djgpp): Use it.
3046 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3048 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3049 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3051 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3053 * tree-ssa-loop-prefetch.c
3054 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3055 for long-stride pruning.
3056 (compute_miss_rate): New function to compute the probability
3057 that two memory references access different cache lines.
3059 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3061 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3063 2009-08-13 Richard Guenther <rguenther@suse.de>
3066 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3067 use the constant pointer type.
3068 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3069 of CV qualifiers on the target pointer type.
3070 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3071 conversion check before restrict check.
3073 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3076 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3078 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3080 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3082 2009-08-12 Richard Guenther <rguenther@suse.de>
3084 PR tree-optimization/41011
3085 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3086 and reference constructing.
3088 2009-08-12 Xinliang David Li <davidxl@google.com>
3090 PR tree-optimization/41012
3091 * tree-flow.h : New external interface.
3092 * gimple-low.c (check_call_arg): Change to public function.
3093 Remove argument mismatch check in lowering.
3094 * tree-inline.h (tree_can_inline_p): Interface change.
3095 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3097 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3098 Call change to tree_can_inline_p function.
3099 (cgraph_decide_inlining_incrementally): Ditto.
3101 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3103 PR tree-optimization/41031
3104 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3105 on the partition variable rather than promote_mode on the source
3106 type. Assert that the partition variable's type has the same
3107 mode as the source value's.
3109 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3111 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3112 for for_return == 2.
3113 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3115 * calls.c (expand_call): Fix typo.
3116 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3118 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3120 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3121 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3122 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3123 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3125 2009-08-12 Andrew Haley <aph@redhat.com>
3127 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3129 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3132 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3134 2009-08-12 Richard Guenther <rguenther@suse.de>
3136 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3137 * gimplify.c (gimplify_modify_expr): Do not use
3138 lang_hooks.types_compatible_p.
3139 * tree-ssa.c (useless_type_conversion_p): For aggregates
3140 just return false if the canonical types differ.
3142 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3145 * sese.c (convert_for_phi_arg): New.
3146 (add_guard_exit_phis): Use convert_for_phi_arg.
3148 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3150 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3151 unknown subscript upper bounds.
3153 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3154 Pranav Garg <pranav.garg2107@gmail.com>
3156 * graphite-interchange.c (gather_access_strides): Removed.
3157 (ppl_max_for_le): New.
3158 (build_linearized_memory_access): New.
3159 (memory_stride_in_loop): New.
3160 (pbb_interchange_profitable_p): Reimplemented.
3161 * graphite-ppl.h (ppl_new_id_map): New.
3162 (ppl_interchange): New.
3164 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3166 * graphite-interchange.c (compute_subscript): Removed.
3167 (compute_array_size_cstr): Removed.
3168 (compute_array_size_poly): Removed.
3169 (compute_array_size): Removed.
3170 (gather_access_strides_poly): Removed.
3171 (gather_access_strides): Empty.
3173 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3175 * graphite-dependences.c (dependence_polyhedron_1): Replace
3176 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3177 (graphite_legal_transform_dr): Same.
3178 (graphite_carried_dependence_level_k): Same.
3179 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3180 Initialize PDR_NB_SUBSCRIPTS.
3181 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3183 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3184 (PDR_NB_SUBSCRIPTS): New.
3185 (pdr_nb_subscripts): Removed.
3186 (pdr_dim): Simplified.
3187 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3188 with PDR_NB_SUBSCRIPTS.
3190 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3192 * graphite-interchange.c (compute_array_size): Remove use of
3194 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3195 Do not initialize PDR_DATA_CONTAINER.
3196 (print_pdr): Do not print PDR_DATA_CONTAINER.
3197 * graphite-poly.h (struct poly_dr): Remove data_container field.
3198 (PDR_DATA_CONTAINER): Removed.
3199 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3201 (build_poly_dr): Same.
3203 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3204 Sebastian Pop <sebastian.pop@amd.com>
3206 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3207 copy of the dependence polyhedron. Free the temporary objects.
3208 (graphite_carried_dependence_level_k): Free unused objects before
3211 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3212 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3213 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3214 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3215 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3217 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3220 Early return without analyzing the data dependences if no
3221 transform has been done. Call restore_scattering if the transform
3223 (graphite-interchange.c): Same.
3224 * graphite-poly.c (print_scattering_function): Test for
3226 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3227 (apply_poly_transforms): Do not gcc_assert that
3228 the transform is legal.
3229 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3230 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3231 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3232 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3233 * graphite-poly.h (struct poly_scattering): New.
3234 (struct poly_bb): Add original, transformed, and saved fields.
3235 Remove transformed_scattering, original_scattering,
3236 nb_local_variables and nb_scattering_transform fields.
3237 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3238 (poly_scattering_new): New.
3239 (poly_scattering_free): New.
3240 (poly_scattering_copy): New.
3241 (store_scattering_pbb): New.
3242 (store_scattering): New.
3243 (restore_scattering_pbb): New.
3244 (restore_scattering): New.
3245 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3246 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3248 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3250 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3253 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3255 * Makefile.in (graphite.o): Depends on PREDICT_H.
3256 * graphite.c: Include predict.h.
3257 (graphite_finalize): Call tree_estimate_probability.
3258 * predict.c (predict_loops): Do not call scev_initialize and
3260 (tree_estimate_probability_bb): New.
3261 (tree_estimate_probability): Do not initialize loops: move that
3262 code to the driver. Call tree_estimate_probability_bb.
3263 (tree_estimate_probability_driver): New.
3264 (pass_profile): Use tree_estimate_probability_driver.
3265 * predict.h (tree_estimate_probability): Declared.
3267 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3269 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3270 * graphite-dependences.c (graphite_legal_transform): Add time to
3271 TV_GRAPHITE_DATA_DEPS.
3272 (dependency_between_pbbs_p): Same.
3273 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3275 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3277 PR rtl-optimization/41033
3278 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3279 aliasing is disabled.
3281 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3283 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3284 si_mask_operand, and_load_operand, low_bitmask_operand,
3285 and_reg_operand, and_operand): New predicates.
3286 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3287 * config/mips/mips.c (and_operands_ok): New function.
3288 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3289 * config/mips/mips.md (move_type): Add ext_ins and logical.
3290 (type): Handle them.
3291 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3292 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3293 shift_shift. Remove commutative constraint modifier.
3294 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3296 (*clear_upper32_dext): Remove define_insn_and_split.
3297 (*clear_upper32): Turn this define_insn_and_split ...
3298 (splitter for ANDing register with 0xffff_ffff): .. into this.
3300 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3302 * combine.c (try_widen_shift_mode): Factor out code to check if an
3303 integer constant is a low-order bitmask from here ...
3304 * rtlanal.c (low_bitmask_len): ... to here.
3305 * rtl.h (low_bitmask_len): Declare.
3307 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3310 * config/alpha/alpha.md (addsi3): Remove expander.
3311 (addsi3): Rename from *addsi3_internal insn pattern.
3312 (subsi3): Remove expander.
3313 (subsi3): Rename from *subsi3_internal insn pattern.
3315 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3317 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3320 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3321 Eric Botcazou <botcazou@adacore.com>
3322 Douglas B Rupp <rupp@gnat.com>
3324 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3325 that records that fit in 64 bits are returned by immediate value,
3326 as required by OpenVMS Calling Standard.
3327 (function_value): Adjust for above modification.
3328 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3329 virtual_incoming_args_rtx as base object, not next_arg.
3330 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3332 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3334 * reload.c (find_reloads_subreg_address): Check the original
3335 req_equiv_mem address to detect the case where an address is
3336 not valid in the outer mode.
3338 2009-08-11 Richard Guenther <rguenther@suse.de>
3341 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3343 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3345 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3346 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3348 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3349 Douglas B Rupp <rupp@gnat.com>
3351 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3352 PT_STACK when frame_pointer_needed on OpenVMS.
3353 (alpha_pv_save_size, alpha_using_fp): Remove.
3354 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3355 with proper processing for PT_NULL.
3356 (alpha_vms_initial_elimination_offset): New function. Support for
3357 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3358 (alpha_sa_size): Force procedure type to PT_STACK when
3359 frame_pointer_needed on OpenVMS.
3360 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3361 (alpha_using_fp): Likewise.
3362 (alpha_vms_can_eliminate): Add prototype.
3363 (alpha_vms_initial_elimination_offset): Likewise.
3364 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3365 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3367 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3368 Douglas B Rupp <rupp@gnat.com>
3370 * config/alpha/alpha.c (common_object_handler): New function.
3371 (vms_attribute_table): Declare a single attribute "common_object".
3372 (vms_output_aligned_decl_common): New global function.
3373 (SECTION_VMS_OVERLAY): Delete.
3374 (SECTION_VMS_GLOBAL): Likewise.
3375 (SECTION_VMS_INITIALIZE): Likewise.
3376 (vms_asm_named_section): Remove support for above flags.
3377 (vms_section_type_flags): Delete.
3378 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3379 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3380 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3381 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3383 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3386 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3387 (sub_ddmmss): Likewise.
3389 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3392 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3395 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3398 * reload1.c (reload_as_needed): Use cancel_changes to completely
3399 undo a failed replacement attempt.
3401 2009-08-10 Richard Guenther <rguenther@suse.de>
3404 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3405 (useless_type_conversion_p): ... here. Require pointer targets
3408 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3411 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3412 loose the original type of the statement list.
3414 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3416 * config/alpha/alpha.c: Include libfuncs.h
3417 (avms_asm_output_extern): New function.
3418 (alpha_init_libfuncs): Init some decc libfuncs.
3419 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3420 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3421 (DO_CRTL_NAMES): Define.
3423 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3424 (LONG_TYPE_SIZE): Define.
3425 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3426 (SUBTARGET_SWITCHES): Define malloc64 switch.
3427 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3428 (MASK_RETURN_ADDR): Define.
3429 doc/invoke.texi (mmalloc64): Document switch.
3431 2009-08-09 Olivier Hainque <hainque@adacore.com>
3432 Douglas B Rupp <rupp@gnat.com>
3434 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3435 uses_condition_handler.
3436 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3437 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3438 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3439 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3440 (code_for_builtin): New insn codes for the new alpha_builtins.
3441 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3442 (alpha_sa_size): Account for uses_condition_handler.
3443 (alpha_expand_prologue): Likewise.
3444 (alpha_start_function): Likewise.
3445 (alpha_expand_epilogue): Likewise.
3446 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3447 establish/revert expanders.
3448 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3449 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3450 New expander, resorting to the alpha.c associated function.
3451 (builtin_revert_vms_condition_handler): Likewise.
3452 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3453 __gcc_shell_handler, the static VMS condition handler used as
3454 an indirection wrapper to the current dynamically established
3456 * config/alpha/vms-unwind.h: Complete rewrite.
3457 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3458 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3460 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3461 Douglas B Rupp <rupp@gnat.com>
3463 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3464 (alpha_need_linkage): Handle aliases. Return function symbol.
3465 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3466 Use ultimate alias target for the linkage name.
3467 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3468 by alpha_need_linkage for the function symbol.
3469 (setmemdi): Likewise.
3471 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3473 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3474 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3475 (ASM_WEAKEN_LABEL): Define.
3476 (CRT_CALL_STATIC_FUNCTION): Define.
3477 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3478 (ENDFILE_SPEC): Define.
3479 (INIT_SECTION_ASM_OP): Define.
3480 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3481 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3483 (MULTILIB_OSDIRNAMES): Define.
3484 (shlib_version): Define.
3485 (SHLIB_EXT): Define.
3486 (SHLIB_OBJS): Define.
3487 (SHLIB_NAME): Define.
3488 (SHLIB_MULTILIB): Define.
3489 (SHLIB_INSTALL): Define.
3490 (SHLIB_SYMVEC): Define.
3491 (SHLIB_SYMVECX2): Define.
3492 (SHLIB_LINK): Define.
3494 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3496 * config/alpha/alpha.c (alpha_initialize_trampoline):
3497 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3498 (alpha_start_function): Emit transfer address on nested functions
3499 for VMS trampoline call.
3500 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3501 since no longer used.
3502 * config/alpha/vms-tramp.asm: Remove.
3503 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3504 since now only data initialized at runtime.
3506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3508 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3509 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3510 (MD_EXEC_PREFIX): Remove, no longer used.
3511 (MD_STARTFILE_PREFIX): Likewise.
3512 (INCLUDE_DEFAULTS): Likewise.
3513 * config/alpha/t-vms:
3514 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3516 2009-08-09 Richard Guenther <rguenther@suse.de>
3518 PR tree-optimization/41016
3519 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3520 (operand_precision): Remove.
3521 (integral_operand_p): Likewise.
3522 (recognize_single_bit_test): Adjust.
3524 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3526 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3527 operation overflows. Likewise non-cast unary arithmetic.
3528 If one arm of a conditional expression is always taken,
3529 inhibit evaluation warnings for the other arm. Likewise inhibit
3530 evaluation warnings for the second && or || operand if the first
3531 operand is enough to determine the result.
3532 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3534 (build_binary_op): Prevent duplicate evaluation warnings.
3536 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3538 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3539 and destination have different modes, Use promote_mode to
3540 determine the signedness of the conversion. Assert that the
3541 promoted source mode matches the destination mode. Don't pass
3542 the destination and destination mode to expand_expr if the source
3543 mode is different. Simplify conversion logic.
3545 2009-08-09 Ira Rosen <irar@il.ibm.com>
3547 PR tree-optimization/41008
3548 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3549 from condition only in case it's a comparison. Adjust checks.
3551 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3553 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3554 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3555 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3556 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3557 (dump_cand): Handle them.
3558 (struct iv_cand): New members COST_STEP and AINC_USE.
3559 (stmt_after_increment): Likewise.
3560 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3561 callers changed. Use gimple_uid comparison instead of scanning.
3562 (add_candidate_1): When looking for identical candidates, take
3563 AINC_USE into account. Set it for new candidates.
3564 (force_expr_to_var_cost): Cast target_spill_cost to int.
3565 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3566 All callers changed. Check for availability of autoinc addressing
3567 modes, both in general for a given mode, and in the specific use case.
3568 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3570 (get_computation_cost): Likewise.
3571 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3572 add_autoinc_candidates): New static functions.
3573 (add_candidate): Call add_autoinc_candidates for candidates based on
3575 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3576 (determine_use_iv_cost_address): If we have an autoinc candidate at
3577 the matching use, verify autoinc is possible and subtract the cost
3578 of the candidate's step from the cost.
3579 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3580 member of the candidate.
3581 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3582 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3584 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3586 * config.build (ia64-hp-*vms*): New target.
3587 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3589 * config.gcc (ia64-hp-*vms*): New target.
3590 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3592 * config.host (ia64-hp-*vms*): New target.
3593 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3596 2009-08-08 Richard Guenther <rguenther@suse.de>
3598 PR tree-optimization/40991
3599 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3601 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3603 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3604 mode check. Do truncations in an integer mode.
3605 (force_to_mode): Handle subregs for all mode types. Only do
3606 arithmetic simplifications on integer modes.
3608 2009-08-07 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/40999
3611 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3612 (maybe_fold_reference): Lookup constant initializers.
3613 (fold_gimple_assign): Likewise.
3615 2009-08-07 Richard Guenther <rguenther@suse.de>
3617 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3618 that require structural equality defer to the langhook.
3620 2009-08-07 Martin Jambor <mjambor@suse.cz>
3622 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3624 (struct ipa_pass_through_data): New type.
3625 (struct ipa_ancestor_jf_data): New type.
3626 (union jump_func_value): Removed field formal_id, added fields
3627 pass_through and ancestor.
3628 (struct ipa_param_call_note): Changed type of formal_id to int from
3630 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3631 operations jump functions and ancestor jump functions.
3632 (compute_complex_pass_through): New function.
3633 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3634 reflect changes in the jump function strucutre.
3635 (update_jump_functions_after_inlining): Ignore complex pass-through
3636 and ancestor jump functions.
3637 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3638 polynomial pass-through with operation jump functions.
3640 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3642 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3643 fde->dw_fde_begin as begin label instead of hot/cold label.
3644 Use LLSDAC label instead of LLSDA for second section lsda.
3645 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3646 label instead of LLSDA if it is true.
3647 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3649 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3650 SECTION argument. Use it as index into crtl->eh.call_site_record
3652 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3653 use it to determine how to print table entries instead of using
3654 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3655 label instead of normal begin label as base.
3656 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3657 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3658 ensure no EH range spans between sections and that landing pads
3659 are always in the corresponding section.
3660 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3661 for crtl->eh.call_site_record being an array rather than scalar.
3662 (output_one_function_exception_table): New function, copied
3663 from output_function_exception_table. Adjust
3664 dw2_size_of_call_site_table, dw2_output_call_site_table
3665 callers. For SECOND section use *C suffixed labels.
3666 (output_function_exception_table): Call
3667 output_one_function_exception_table and, when doing hot/cold
3668 partitioning, also another time for the second section.
3669 * opts.c: Include except.h.
3670 (decode_options): Allow -freorder-blocks-and-partition with
3671 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3672 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3673 * function.h (struct rtl_eh): Change call_site_record from
3674 scalar into array of 2 elements.
3676 2009-08-07 Martin Jambor <mjambor@suse.cz>
3678 * ipa-prop.c (count_formal_params_1): New function.
3679 (ipa_get_vector_of_formal_parms): New function.
3680 (get_vector_of_formal_parm_types): New function.
3681 (ipa_modify_formal_parameters): New function.
3682 (ipa_modify_call_arguments): New function.
3683 (index_in_adjustments_multiple_times_p): New function.
3684 (ipa_combine_adjustments): New function.
3685 (ipa_dump_param_adjustments): New function.
3686 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3687 (ipa_get_vector_of_formal_parms): Declare.
3688 (ipa_modify_formal_parameters): Declare.
3689 (ipa_modify_call_arguments): Declare.
3690 (ipa_combine_adjustments): Declare.
3691 (ipa_dump_param_adjustments): Declare.
3692 (build_ref_for_offset): Declare.
3693 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3694 * tree-sra.c: Include ipa-prop.c.
3695 (build_ref_for_offset): Make public.
3697 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3699 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3701 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3703 * gcc/doc/extend.texi (__builtin_extract_return_address)
3704 (__builtin_frob_return_address): Document.
3706 2009-08-06 Paul Brook <paul@codesourcery.com>
3708 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3709 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3710 implementation on ARMv6-M.
3712 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3714 * doc/extend.texi (pcs): Document new attribute for ARM.
3716 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3718 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3721 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3723 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3726 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3728 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3730 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3732 Merge ARM/hard_vfp_branch to trunk.
3734 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3736 * arm.c (libcall_eq): New function.
3737 (libcall_hash): New function.
3738 (add_libcall): New function.
3739 (arm_libcall_uses_aapcs_base): New function.
3740 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3741 libcalls using the base PCS.
3742 (arm_init_cumulative_args): Likewise.
3744 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3746 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3747 Use base ABI for conversion libfuncs between HFmode and SFmode.
3749 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3751 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3752 V4SImode as representatives of all 64-bit and 128-bit vector
3753 types. Allow vector types without vector modes.
3754 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3755 without vector modes like BLKmode.
3756 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3757 BLKmode. Avoid unsupported vector modes or TImode moves for
3759 (aapcs_vfp_allocate_return_reg): Likewise.
3760 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3761 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3763 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3765 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3766 (arm_get_pcs_model): Pass attribute arguments to
3767 arm_pcs_from_attribute.
3768 (arm_init_cumulative_args): Use base AAPCS for conversions from
3769 floating-point types to DImode.
3770 (arm_attribute_table): Add pcs attribute.
3771 (arm_handle_pcs_attribute): New.
3772 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3773 conversions from floating-point types to DImode, also declare them
3774 to use base AAPCS and declare functions they call to use base
3775 AAPCS and their RTABI names.
3777 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3779 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3780 -mfloat-abi=hard not being supported for VFP.
3782 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3784 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3785 SYMBOL_REF to hard_libcall_value.
3787 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3788 Richard Earnshaw <rearnsha@arm.com>
3790 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3791 has been put on the stack, all remaining co-processory arguments for
3792 that co-processor also go on the stack.
3794 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3796 * config/arm/arm.c (arm_return_in_memory): Handle returning
3797 vectors of suitable size in registers also for AAPCS case.
3799 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3801 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3803 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3805 ARM Hard-VFP calling convention
3806 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3807 * target.h (gcc_target): Add libcall_value to table of call hooks.
3808 * targhooks.h (default_libcall_value): Default implementation.
3809 * targhooks.c (default_libcall_value): Likewise.
3810 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3811 * optabs.c (expand_unop): Use it.
3812 * expr.h (hard_libcall_value): Pass the function RTX through.
3813 * calls.c (emit_library_call_value_1): Update call to
3815 * explow.c (hard_libcall_value): Use new target hook.
3816 * testsuite/lib/target-supports.exp
3817 (check_effective_target_arm_hard_vfp_ok): New hook.
3818 (check_effective_target_arm_neon_ok): Improve test for neon
3820 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3821 * config/arm/arm.c: Include cgraph.h
3822 (TARGET_FUNCTION_VALUE): Override default hook.
3823 (arm_pcs_default): New variable.
3824 (arm_override_options): Don't fault hard calling convention with VFP.
3825 Add support for AAPCS variants.
3826 (arm_function_value): Make static. Handle AAPCS variants.
3827 (arm_libcall_value): New function.
3828 (arm_apply_result_size): Handle VFP registers in results.
3829 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3831 (pcs_attribute_args): New variable.
3832 (arm_pcs_from_attribute): New function.
3833 (arm_get_pcs_model): New function.
3834 (aapcs_vfp_cum_init): New function.
3835 (aapcs_vfp_sub_candidate): New function.
3836 (aapcs_vfp_is_return_candidate): New function.
3837 (aapcs_vfp_is_call_candidate): New function.
3838 (aapcs_vfp_allocate): New function.
3839 (aapcs_vfp_allocate_return_reg): New function.
3840 (aapcs_vfp_advance): New function.
3841 (aapcs_cp_arg_layout): New variable.
3842 (aapcs_select_call_coproc): New function.
3843 (aapcs_select_return_coproc): New function.
3844 (aapcs_allocate_return_reg): New function.
3845 (aapcs_libcall_value): New function.
3846 (aapcs_layout_arg): New function.
3847 (arm_init_cumulative_args): Initialize AAPCS args data.
3848 (arm_function_arg): Handle AAPCS variants using new interface.
3849 (arm_arg_parital_bytes): Likewise.
3850 (arm_function_arg_advance): New function.
3851 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3852 calling conventions.
3853 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3854 * arm.h (NUM_VFP_ARG_REGS): Define.
3855 (LIBCALL_VALUE): Update.
3856 (FUNCTION_VALUE): Delete.
3857 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3858 (arm_pcs): New enum.
3859 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3860 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3861 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3862 * arm-protos.h (arm_function_arg_advance): Add.
3863 (aapcs_libcall_value): Add.
3864 (arm_function_value): Delete.
3866 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3867 H.J. Lu <hongjiu.lu@intel.com>
3870 * config/i386/i386.c (standard_sse_mode_p): Remove.
3871 (standard_sse_constant_p): Return 2 for integer mode
3872 vector_all_ones_operand when SSE2 is enabled.
3873 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3874 (ix86_expand_vector_move): Do not check for negative values from
3875 standard_sse_constant_p.
3877 2009-08-06 Richard Guenther <rguenther@suse.de>
3879 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3880 array type comparisons frontend independent.
3881 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3883 out array reference lower bound and element size operands.
3884 (ao_ref_init_from_vn_reference): Properly compute the offset
3885 for ARRAY_RANGE_REF.
3886 (vn_reference_fold_indirect): Fill out array reference lower
3887 bound and element size operands.
3888 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3889 a non gimple valued reference operand which can happen for
3890 array reference lower bound or element size.
3891 (create_component_ref_by_pieces_1): Properly generate the
3892 element size operand for array references.
3894 2009-08-06 Richard Guenther <rguenther@suse.de>
3896 PR tree-optimization/40964
3897 * tree.c (iterative_hash_host_wide_int): Export.
3898 * tree.h (iterative_hash_host_wide_int): Declare.
3899 * tree-ssa-structalias.c (heapvar_map): New struct.
3900 (heapvar_map_eq): New function.
3901 (heapvar_map_hash): Likewise.
3902 (heapvar_lookup): Adjust.
3903 (heapvar_insert): Likewise.
3904 (make_constraint_from_heapvar): Allow multiple heap variables
3905 per decl at different offsets.
3906 (init_alias_heapvars): Adjust.
3908 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3910 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3911 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3912 trailing sync if TARGET_SYNC_AFTER_SC.
3914 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3916 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3917 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3918 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3919 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3920 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3921 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3922 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3923 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3924 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3925 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3926 the prototype declaration match the definition.
3927 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3928 instructions explicitly. Add barrier_before and operands
3930 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3931 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3932 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3933 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3934 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3935 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3937 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3939 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3941 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3942 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3945 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3948 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3950 PR rtl-optimization/40924
3951 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3952 make sure canon_rtx (mem_address) isn't simpler than
3953 canon_rtx (expanded_mem_address).
3955 2009-08-05 Li Feng <nemokingdom@gmail.com>
3957 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3959 (build_scop_drs): Build alias set for each SCoP.
3961 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3963 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3964 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3965 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3966 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3967 (BASE_DRIVER_SELF_SPECS): Likewise.
3969 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3971 * tree-ssa-alias.c: Fix some comment typos.
3973 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3975 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3976 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3978 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3981 * simplify-rtx.c (simplify_binary_operation_1): Disable
3982 simplifications for decimal float operations.
3984 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3987 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3988 operand of INDIRECT_REF.
3990 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3992 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3993 constants referencing TLS symbols.
3995 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3997 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3998 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4000 2009-08-03 Richard Guenther <rguenther@suse.de>
4002 * tree.c (make_vector_type): Build a main variant first,
4003 get the canonical one and then build the variant.
4004 * tree-ssa.c (useless_type_conversion_p_1): Handle
4006 (useless_type_conversion_p): Conversions to pointers to
4007 incomplete record types are useless.
4009 2009-08-03 Richard Guenther <rguenther@suse.de>
4011 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4012 file will be created.
4013 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4014 * toplev.c (compile_file): Adjust comment.
4016 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4018 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4019 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4020 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4021 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4022 (sh_promote_function_mode): Fix typo.
4024 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4026 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4028 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4030 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4031 declaration arguments.
4033 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4036 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4037 (ix86_split_ashl): Ditto.
4038 (ix86_expand_vector_init_one_nonzero): Ditto.
4039 (ix86_expand_vector_set): Ditto.
4040 (ix86_expand_reduc_v4sf): Ditto.
4042 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4044 * explow.c (promote_function_mode): Remove assert.
4045 * config/sh/sh.c (sh_promote_function_mode): Declare.
4047 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4049 * config/pa/pa.c (pa_promote_function_mode): Declare.
4050 Change to static. Fix promote_mode call.
4052 * gthr-dce.h (CONST_CAST2): Define if not defined.
4053 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4055 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4057 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4059 * expr.c (store_constructor): Use promote_decl_mode. Remove
4060 now write-only variable unsignedp.
4061 (expand_expr_real_1): Use promote_decl_mode.
4062 * expr.h (promote_function_mode, promote_decl_mode): New.
4063 (promote_mode): Remove last argument.
4064 * function.c (assign_temp): Drop last argument of promote_mode.
4065 (assign_parm_find_data_types): Use promote_function_mode.
4066 (assign_parm_setup_reg): Likewise.
4067 (expand_function_end): Use promote_function_mode.
4068 * calls.c (initialize_argument_information): Use promote_function_mode.
4069 (precompute_arguments): Use promote_mode instead of checking if
4070 only PROMOTE_FUNCTION_MODE is defined.
4071 (expand_call): When making sibcall decisions, use promote_function_mode.
4072 Below, remove an if for targetm.calls.promote_function_return and
4073 and use promote_function_mode.
4074 (emit_library_call_value_1): Use promote_function_mode, fix bug
4075 where promote_mode was passed FOR_CALL == 0 for a return value in an
4077 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4078 * explow.c (promote_function_mode, promote_decl_mode): New.
4079 (promote_mode): Keep only the FOR_CALL == 0 case.
4080 * combine.c (setup_incoming_promotion): Remove test of
4081 promote_function_args. Use promote_function_mode.
4082 * stmt.c (expand_value_return): Use promote_decl_mode.
4083 (expand_decl): Use promote_decl_mode.
4085 * expr.c (store_constructor): Use promote_decl_mode. Remove
4086 now write-only variable unsignedp.
4087 (expand_expr_real_1): Use promote_decl_mode.
4088 * expr.h (promote_function_mode, promote_decl_mode): New.
4089 (promote_mode): Remove last argument.
4090 * function.c (assign_temp): Drop last argument of promote_mode.
4091 (assign_parm_find_data_types): Use promote_function_mode.
4092 (assign_parm_setup_reg): Likewise.
4093 (expand_function_end): Use promote_function_mode.
4094 * calls.c (initialize_argument_information): Use promote_function_mode.
4095 (precompute_arguments): Use promote_mode instead of checking if
4096 only PROMOTE_FUNCTION_MODE is defined.
4097 (expand_call): When making sibcall decisions, use promote_function_mode.
4098 Below, remove an if for targetm.calls.promote_function_return and
4099 and use promote_function_mode.
4100 (emit_library_call_value_1): Use promote_function_mode, fix bug
4101 where promote_mode was passed FOR_CALL == 0 for a return value in an
4103 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4104 * explow.c (promote_function_mode, promote_decl_mode): New.
4105 (promote_mode): Keep only the FOR_CALL == 0 case.
4106 * combine.c (setup_incoming_promotion): Remove test of
4107 promote_function_args. Use promote_function_mode.
4108 * stmt.c (expand_value_return): Use promote_decl_mode.
4109 (expand_decl): Use promote_decl_mode.
4111 * explow.c (promote_function_mode): Just call the target hook.
4112 * targhooks.c (default_promote_function_mode,
4113 default_promote_function_mode_always_promote): New.
4114 * targhooks.h (default_promote_function_mode,
4115 default_promote_function_mode_always_promote): Declare.
4116 * target.h (promote_function_args, promote_function_return): Remove.
4117 (promote_function_mode): New.
4118 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4119 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4120 (TARGET_PROMOTE_FUNCTION_MODE): New.
4121 (TARGET_CALLS): Adjust.
4122 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4123 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4125 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4126 * config/s390/s390.c (s390_promote_function_mode): ... here,
4127 with pointer handling.
4128 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4129 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4131 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4132 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4133 with pointer handling.
4134 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4135 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4137 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4138 * config/sh/sh.c (sh_promote_function_mode): New.
4139 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4140 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4142 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4143 * config/cris/cris.c (cris_promote_function_mode): ... here.
4144 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4145 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4147 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4148 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4149 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4150 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4152 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4153 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4154 complex type handling.
4155 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4156 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4158 * config/pa/pa.c (pa_promote_function_mode): New.
4159 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4160 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4162 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4163 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4164 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4165 * config/xtensa/xtensa.c: Likewise.
4166 * config/stormy16/stormy16.c: Likewise.
4167 * config/iq2000/iq2000.c: Likewise.
4168 * config/rs6000/rs6000.c: Likewise.
4169 * config/picochip/picochip.c: Likewise.
4170 * config/arc/arc.c: Likewise.
4171 * config/mcore/mcore.c: Likewise.
4172 * config/score/score.c: Likewise.
4173 * config/mips/mips.c: Likewise.
4174 * config/bfin/bfin.c: Likewise.
4175 * config/ia64/ia64.c: Likewise (disabled though).
4177 * config/frv/frv.h: Remove pointless remark.
4179 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4180 TARGET_PROMOTE_FUNCTION_ARGS,
4181 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4182 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4184 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4186 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4187 -floop-parallelize-all.
4188 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4189 flag_loop_parallelize_all.
4190 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4191 * graphite.c (graphite_transform_loops): Same.
4193 * graphite-poly.c (apply_poly_transforms): Same.
4195 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4197 PR tree-optimization/40914
4198 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4199 if set, then check the delta field of the PMF record.
4200 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4201 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4202 call is stored in the delta.
4204 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4206 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4208 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4210 * config/i386/bsd.h (ASM_BYTE): New define.
4211 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4212 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4213 .byte. Use fputs or putc instead of fprintf where appropriate.
4214 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4215 fputs or putc instead of fprintf where appropriate.
4216 * config/i386/i386elf.h: Ditto.
4217 * config/i386/sysv4.h: Ditto.
4219 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4220 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4221 (*tls_global_dynamic_64): Ditto.
4223 2009-07-31 Christian Bruel <christian.bruel@st.com>
4225 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4227 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4229 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4230 Remove dead code for MINUS.
4232 2009-07-31 Anthony Green <green@moxielogic.com>
4234 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4236 (moxie_expand_epilogue): Ditto for epilogue.
4237 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4239 (moxie_function_arg): Ditto.
4240 (moxie_pass_by_reference): Ditto.
4241 (moxie_arg_partial_bytes): Ditto.
4242 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4243 (FUNCTION_ARG_ADVANCE) Ditto.
4244 (REG_PARM_STACK_SPACE) Ditto.
4245 (FUNCTION_ARG_REGNO_P) Dito.
4247 * config.gcc: Add moxie linux config support.
4248 * gcc/config/moxie/uclinux.h: New file.
4250 2009-07-31 DJ Delorie <dj@redhat.com>
4252 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4253 (UNSPECV_SP_SWITCH_E): New.
4254 (sp_switch_1): Change to an unspec.
4255 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4257 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4258 reference the new stack's address
4260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4262 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4263 graphite-clast-to-gimple.o, graphite-dependences.o,
4264 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4265 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4266 (graphite-blocking.o,
4267 graphite-clast-to-gimple.o, graphite-dependences.o,
4268 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4269 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4270 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4271 * cfgloop.h (struct loop): Add can_be_parallel field.
4272 * common.opt (fgraphite-identity): Moved up.
4273 (fgraphite-force-parallel): New flag.
4274 * graphite.c: Rewrite.
4275 * graphite.h: Rewrite.
4276 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4278 * toplev.c (graphite_out_file): New file descriptor.
4279 (graphite_in_file): New.
4280 (process_options): flag_graphite_force_parallel cannot be used without
4282 * tree-ssa-loop.c: Include toplev.h.
4283 (gate_graphite_transforms): Enable flag_graphite for
4284 flag_graphite_force_parallel.
4286 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4288 * ChangeLog.graphite: New.
4289 * graphite-blocking.c: New.
4290 * graphite-clast-to-gimple.c: New.
4291 * graphite-clast-to-gimple.h: New.
4292 * graphite-dependences.c: New.
4293 * graphite-dependences.h: New.
4294 * graphite-interchange.c: New.
4295 * graphite-poly.c: New.
4296 * graphite-poly.h: New.
4297 * graphite-ppl.c: New.
4298 * graphite-ppl.h: New.
4299 * graphite-scop-detection.c: New.
4300 * graphite-scop-detection.h: New.
4301 * graphite-sese-to-poly.c: New.
4302 * graphite-sese-to-poly.h: New.
4306 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4308 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4309 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4311 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4313 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4314 (scev_is_linear_expression): Return false if the evolution is not
4315 affine multivariate.
4317 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4319 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4320 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4322 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4324 * tree-data-ref.c (debug_data_references): New.
4325 (debug_data_reference): New.
4326 * tree-data-ref.h (debug_data_references): Declared.
4327 (debug_data_reference): Declared.
4329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4331 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4332 * tree-data-ref.h (scop_p): Removed.
4333 (struct data_reference): Remove field scop.
4335 (stmt_simple_memref_p): Removed.
4337 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4339 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4340 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4345 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4349 * doc/invoke.texi (-fgraphite-identity): Documented.
4351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4353 * tree-scalar-evolution.c: Fix comment.
4354 (instantiate_scev_1): Return unknow from scev instantiation if the
4355 result is not above instantiate_below.
4357 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4359 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4360 static anymore. Instantiate the symbols that may have been introduced
4362 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4365 2009-07-30 DJ Delorie <dj@redhat.com>
4367 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4368 .vliw directive to VLIW sections.
4370 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4372 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4374 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4375 (AUTOHEADER): New variable.
4376 ($(srcdir)/cstamp-h.in): Use it.
4378 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4379 Pat Haugen <pthaugen@us.ibm.com>
4380 Revital Eres <ERES@il.ibm.com>
4382 * config/rs6000/vector.md (VEC_F): Add VSX support.
4386 (vector_load_<mode>): Ditto.
4387 (vector_store_<mode>): Ditto.
4388 (vector GPR move split): Ditto.
4389 (vec_reload_and_plus_<mptrsize>): Ditto.
4390 (vec_reload_and_reg_<mptrsize>): Ditto.
4391 (add<mode>3): Ditto.
4392 (sub<mode>3): Ditto.
4393 (mul<mode>3): Ditto.
4394 (neg<mode>2): Ditto.
4395 (abs<mode>2): Ditto.
4396 (smin<mode>3): Ditto.
4397 (smax<mode>3): Ditto.
4398 (vector_eq<mode>): Ditto.
4399 (vector_gt<mode>): Ditto.
4400 (vector_ge<mode>): Ditto.
4401 (vector_gtu<mode>): Ditto.
4402 (vector_select_<mode>_uns): Ditto.
4403 (vector_eq_<mode>_p): Ditto.
4404 (vector_gt_<mode>_p): Ditto.
4405 (vector_ge_<mode>_p): Ditto.
4406 (vector_gtu_<mode>_p): Ditto.
4407 (cr6_test_for_zero): Ditto.
4408 (cr6_test_for_zero_reverse): Ditto.
4409 (cr6_test_for_lt): Ditto.
4410 (cr6_test_for_lt_reverse): Ditto.
4411 (xor<mode>3): Ditto.
4412 (ior<mode>3): Ditto.
4413 (and<mode>3): Ditto.
4414 (one_cmpl<mode>2): Ditto.
4415 (nor<mode>2): Ditto.
4416 (andc<mode>2): Ditto.
4417 (float<VEC_int<mode>2): Ditto.
4418 (unsigned_float<VEC_int><mode>2): Ditto.
4419 (fix_trunc<mode><VEC_int>2): Ditto.
4420 (fixuns_trunc<mode><VEC_int>2): Ditto.
4422 (vec_set<mode>): Ditto.
4423 (vec_extract<mode>): Ditto.
4424 (vec_interleave_highv4sf): Ditto.
4425 (vec_interleave_lowv4sf): Ditto.
4426 (vec_realign_load_<mode>): Ditto.
4427 (vec_shl_<mode>): Ditto.
4428 (vec_shr_<mode>): Ditto.
4429 (div<mode>3): New patterns for VSX.
4430 (vec_interleave_highv2df): Ditto.
4431 (vec_interleave_lowv2df): Ditto.
4432 (vec_pack_trunc_v2df): Ditto.
4433 (vec_pack_sfix_trunc_v2df): Ditto.
4434 (vec_pack_ufix_trunc_v2df): Ditto.
4435 (vec_unpacks_hi_v4sf): Ditto.
4436 (vec_unpacks_lo_v4sf): Ditto.
4437 (vec_unpacks_float_hi_v4si): Ditto.
4438 (vec_unpacks_float_lo_v4si): Ditto.
4439 (vec_unpacku_float_hi_v4si): Ditto.
4440 (vec_unpacku_float_lo_v4si): Ditto.
4441 (movmisalign<mode>): Ditto.
4442 (vector_ceil<mode>2): New patterns for vectorizing math library.
4443 (vector_floor<mode>2): Ditto.
4444 (vector_btrunc<mode>2): Ditto.
4445 (vector_copysign<mode>3): Ditto.
4447 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4448 predicate for setting the high bit in each word, used for copysign.
4450 * config/rs6000/ppc-asm.h (f19): Whitespace.
4451 (f32-f63): Define if VSX.
4452 (v0-v31): Define if Altivec.
4453 (vs0-vs63): Define if VSX.
4455 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4457 * config/rs6000/power7.md: New file, provide tuning parameters for
4460 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4461 (rs6000_cpu_cpp_builtins): Ditto.
4462 (altivec_overloaded_builtins): Ditto.
4463 (altivec_resolve_overloaded_builtin): Ditto.
4465 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4466 debug switch to disable vectorizing simple math builtin
4469 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4470 Vectorize simple math builtin functions.
4471 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4472 hook to vectorize math builtins.
4473 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4474 (rs6000_builtin_conversion): Add VSX/power7 support.
4475 (rs6000_builtin_vec_perm): Ditto.
4476 (vsplits_constant): Add support for loading up a vector constant
4477 with just the high bit set in each part.
4478 (rs6000_expand_vector_init): Add VSX/power7 support.
4479 (rs6000_expand_vector_set): Ditto.
4480 (rs6000_expand_vector_extract): Ditto.
4481 (rs6000_emit_move): Ditto.
4482 (bdesc_3arg): Ditto.
4483 (bdesc_2arg): Ditto.
4484 (bdesc_1arg): Ditto.
4485 (rs6000_expand_ternop_builtin): Ditto.
4486 (altivec_expand_builtin): Ditto.
4487 (rs6000_expand_unop_builtin): Ditto.
4488 (rs6000_init_builtins): Ditto.
4489 (altivec_init_builtins): Ditto.
4490 (builtin_function_type): Ditto.
4491 (rs6000_common_init_builtins): Ditto.
4492 (rs6000_handle_altivec_attribute); Ditto.
4493 (rs6000_mangle_type): Ditto.
4494 (rs6000_vector_mode_supported_p): Ditto.
4495 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4498 * config/rs6000/vsx.md: New file for VSX support.
4500 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4501 identifing values with just the most significant bit set.
4502 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4503 vectorized builtins.
4505 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4506 (UNSPEC_VRFIM): Delete.
4507 (splitter for loading up vector with most significant bit): New
4508 splitter for vectorizing copysign.
4509 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4510 vectorizing simple math functions.
4511 (altivec_vrfip): Add support for vectorizing simple math functions.
4512 (altivec_vrfim): Ditto.
4513 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4515 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4516 (power7.md, vsx.md): Include for power7 support.
4517 (copysigndf3): Use VSX instructions if -mvsx.
4518 (negdf2_fpr): Ditto.
4519 (absdf2_fpr): Ditto.
4520 (nabsdf2_fpr): Ditto.
4521 (adddf3_fpr): Ditto.
4522 (subdf3_fpr): Ditto.
4523 (muldf3_fpr): Ditto.
4524 (divdf3_fpr): Ditto.
4525 (fix_truncdfdi2_fpr): Ditto.
4526 (cmpdf_internal1): Ditto.
4527 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4528 (btruncdf2, btruncdf2_fpr): Ditto.
4529 (ceildf2, ceildf2_fpr): Ditto.
4530 (floordf2, floordf2_fpr): Ditto.
4531 (floatdidf2, floatdidf2_fpr): Ditto.
4532 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4533 (fmsubdf4_fpr): Ditto.
4534 (fnmadddf4_fpr_1): Ditto.
4535 (fnmadddf4_fpr_2): Ditto.
4536 (fnmsubdf4_fpr_1): Ditto.
4537 (fnmsubdf4_fpr_2): Ditto.
4538 (fixuns_truncdfdi2): Add expander for VSX support.
4539 (fix_truncdfdi2): Ditto.
4540 (fix_truncdfsi2): Ditto.
4542 (btruncsf2): Whitespace.
4543 (movdf_hardfloat32): Add support for VSX registers.
4544 (movdf_softfloat32): Ditto.
4545 (movdf_hardfloat64): Ditto.
4546 (movdf_hardfloat64_mfpgpr): Ditto.
4547 (movdf_softfloat64): Ditto.
4548 (movti splitters): Add check for vector registers supporting
4549 TImode in the future.
4550 (bpermd): Add power7 bpermd instruction.
4552 * config/rs6000/altivec.h (vec_div): Define if VSX.
4556 (vec_nearbyint): Ditto.
4559 (all predicates): Use the generic builtin function, and not the V4SF
4560 specific function so that the predicates will work with VSX's V2DF.
4564 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4565 Document new VSX functions and types.
4567 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4570 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4571 "wa", and "j" constraints. Modify "v" to talk about Altivec
4572 instead of just vector.
4574 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4577 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4578 location for phi arguments.
4579 (rewrite_update_phi_arguments): Find locations for reaching defs.
4580 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4581 Add location to add_phi_arg calls.
4582 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4583 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4584 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4585 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4586 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4587 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4588 * tree-phinodes.c (make_phi_node): Initialize location.
4589 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4590 (add_phi_arg): Add location parameter.
4591 (remove_phi_arg_num): Move location when moving phi argument.
4592 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4594 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4595 slpeel_update_phi_nodes_for_guard1,
4596 slpeel_update_phi_nodes_for_guard2,
4597 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4598 vect_loop_versioning): Set locations.
4599 * tree-parloops.c (create_phi_for_local_result,
4600 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4601 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4602 * tree-vect-loop.c (get_initial_def_for_induction,
4603 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4605 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4606 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4607 (gimple_phi_arg_set_location): New. Set locus.
4608 (gimple_phi_arg_has_location): New. Check for locus.
4609 (redirect_edge_var_map_location): New. Return locus from var_map.
4610 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4611 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4612 combining PHI arguments.
4613 (cond_store_replacement): Set location.
4614 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4615 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4616 scop_add_exit_phis_edge): Add locations.
4617 * tree-cfgcleanup.c (remove_forwarder_block,
4618 remove_forwarder_block_with_phi): Add locations.
4619 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4620 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4622 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4623 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4624 flush_pending_stmts): Add source location.
4625 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4626 stack to preserve locations.
4627 * tree-vect-stmts.c (vectorizable_load): Add location.
4628 * tree-inline.c (copy_phis_for_bb): Copy locus.
4629 (setup_one_parameter): Add call locus to inlined parameter stmts.
4630 (initialize_inlined_parameters): Pass in call location as parameter
4632 (tree_function_versioning): Pass location to setup_one_parameter.
4633 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4634 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4635 copy and edge lists.
4636 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4637 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4638 locus parameter and override the stmt default if provided.
4639 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4640 elim_graph_add_edge, elim_graph_remove_succ_edge,
4641 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4642 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4643 eliminate_phi): Add locus info in elimination graph for each edge and
4645 (insert_backedge_copies): Copy locus if present.
4646 * tree-flow.h (struct _edge_var_map): Add locus field.
4647 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4648 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4649 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4651 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4653 2009-07-30 Martin Jambor <mjambor@suse.cz>
4655 PR tree-optimization/40570
4656 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4659 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4661 * ssa-loop-manip.c: Include langhooks.h.
4662 (rewrite_phi_with_iv): New.
4663 (rewrite_all_phi_nodes_with_iv): New.
4664 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4665 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4666 * tree-parloops.c (loop_parallel_p): Move out all conditions
4667 except dependency check.
4668 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4669 (gen_parallel_loop): Call canonicalize_loop_ivs without
4670 reduction_list argument.
4671 (build_new_reduction): New.
4672 (gather_scalar_reductions): New.
4673 (try_get_loop_niter): New.
4674 (try_create_reduction_list): New.
4675 (parallleize_loops): Change the parallel conditions check.
4676 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4677 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4679 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4681 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4683 * doc/options.texi (Option properties): Mention new quoting syntax.
4685 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4687 * config/alpha/alpha.c (alpha_start_function):
4688 Handle VMS_DEBUG_MAIN_POINTER
4689 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4690 * doc/invoke.texi: Document -mdebug-main switch.
4692 2009-07-29 Richard Henderson <rth@redhat.com>
4694 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4695 (cgraph_create_edge_including_clones): Likewise.
4696 * tree-inline.c (copy_bb): Operate on the correct edges
4697 when updating the callgraph.
4699 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4701 * config/alpha/vms-cc.c: Deleted.
4702 * config/alpha/vms-ld.c: Deleted.
4703 * config/alpha/t-vms64: Moved to config/vms
4704 * config/alpha/vms-crt0-64.c: Moved to config/vms
4705 * config/alpha/vms-crt0.c: Moved to config/vms
4706 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4707 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4708 * config/alpha/xm-vms.h: Moved to config/vms
4709 * config/alpha/x-vms: Moved to config/vms
4710 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4712 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4713 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4715 * config/vms/t-vms64: Moved here from config/alpha
4716 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4717 (argc,argv,envp): Enforce 32bit malloc'ing.
4718 * config/vms/vms-psxcrt0-64.c: Likewise.
4719 * config/vms/vms-crt0.c: Moved here from config/alpha.
4720 * config/vms/vms-psxcrt0.c: Likewise.
4721 * config/vms/vms-crtl-64.h: New file.
4722 * config/vms/vms-crtl.h: New file.
4723 * config/vms/vms.opt: New file.
4724 * config/vms/xm-vms64.h: New file.
4725 * config/vms/xm-vms.h: Moved here from config/alpha.
4726 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4728 * config/vms/x-vms: Moved here from config/alpha.
4729 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4730 (vms-ld.o, vms-cc.o): Removed.
4731 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4733 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4735 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4736 correct stack (obvious VMS fix).
4738 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4740 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4741 date, version info if VMS_DEBUGGING_INFO defined.
4742 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4743 size, date calculating code moved here.
4745 2009-07-29 Paul Brook <paul@codesourcery.com>
4747 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4750 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4753 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4754 to DImode when generating insq_le insn.
4756 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4758 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4759 New macro set for VMS_DEBUGGGING_INFO.
4760 (AT_string_form): Use it.
4762 2009-07-28 DJ Delorie <dj@redhat.com>
4764 * config/mep/mep.c (vtext_section): New.
4765 (vftext_section): New.
4766 (ftext_section): New.
4767 (mep_select_section): Add support for functions.
4768 (mep_unique_section): Likewise.
4769 (mep_asm_init_sections): Likewise.
4770 (mep_encode_section_info): Remove it from here.
4772 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4774 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4776 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4777 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4779 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4781 * dwarf2out.c (output_file_names): Test new macro
4782 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4783 (add_comp_dir_attribute): Likewise.
4785 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4787 * config/i386/mingw-w64.h (LINK_SPEC): Add
4788 separating space between commands.
4790 2009-07-28 Jan Hubicka <jh@suse.cz>
4792 PR tree-optimization/40759
4793 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4796 2009-07-27 DJ Delorie <dj@redhat.com>
4798 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4799 types are dword-aligned.
4800 (mep_expand_va_start): Likewise.
4802 2009-07-27 Olivier Hainque <hainque@adacore.com>
4803 Douglas B Rupp <rupp@gnat.com>
4805 * convert.c (convert_to_pointer): Don't assume the target
4806 pointer type is POINTER_SIZE long. Fetch its precision instead.
4808 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4810 * system.h (fopen): Undefine if macro.
4812 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4814 * dwarf2out.c (output_cfi_p): Removed.
4815 (output_cfis): New function.
4816 (output_fde): New function, split from output_call_frame_info.
4817 (output_call_frame_info): Use it.
4818 (dwarf2out_switch_text_section): Use output_cfis.
4820 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4822 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4823 TARGET_BI_ARCH is specified without enabling SJLJ.
4824 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4825 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4827 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4829 * arm.md (negdi2): Use DImode if forcing a value into a register.
4831 2009-07-26 Ira Rosen <irar@il.ibm.com>
4833 PR tree-optimization/40801
4834 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4835 of vector operand from the previous copy of vector statement.
4836 Pass the correct definition type value to
4837 vect_get_vec_def_for_stmt_copy().
4839 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4841 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4842 const char ** conversion.
4844 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4846 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4847 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4848 (gcc_unreachable): Invoke __builtin_unreachable() if
4849 !ENABLE_ASSERT_CHECKING.
4851 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4853 PR rtl-optimization/40445
4854 * emit-rtl.c (next_nonnote_insn_bb): New function.
4855 * rtl.h (next_nonnote_insn_bb): Declare new function.
4856 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4857 with no successors that is the successor of the ENTRY_BLOCK.
4858 Continue from the top after removing an empty fallthrough block.
4859 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4860 of next_nonnote_insn.
4862 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4864 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4866 2009-07-25 Martin Jambor <mjambor@suse.cz>
4868 * c-common.c (c_common_attribute_table): New element for noclone.
4869 (handle_noclone_attribute): New function. Forward-declare.
4870 * tree-inline.c (tree_versionable_function_p): Check for noclone
4872 * doc/extend.texi (Labels as Values): Document need for noclone.
4873 (Function Attributes): Document noclone attribute.
4875 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4877 PR rtl-optimization/34999
4878 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4879 and dw_fde_switched_cold_to_hot fields.
4880 (output_cfi_p): New function.
4881 (output_call_frame_info): If fde->dw_fde_switched_sections,
4882 output 2 FDEs instead of one with corrupted header.
4883 (dwarf2out_do_cfi_startproc): New function.
4884 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4885 and fde->dw_fde_switched_cold_to_hot.
4886 (dwarf2out_switch_text_section): Compute
4887 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4888 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4889 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4890 Otherwise, compute fde->dw_fde_switch_cfi.
4892 2009-07-24 Cary Coutant <ccoutant@google.com>
4894 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4896 2009-07-24 Cary Coutant <ccoutant@google.com>
4898 * cfghooks.c (split_block): Copy discriminator to new block.
4899 * tree-cfg.c (assign_discriminator): Check location of last
4900 instruction in block as well as first.
4902 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4904 * config/i386/linux.c: Use fputs or putc instead of fprintf
4906 * config/i386/gas.h: Ditto.
4907 * config/i386/x86-64.h: Ditto.
4908 * config/i386/att.h: Ditto.
4910 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4912 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4915 2009-07-24 Martin Jambor <mjambor@suse.cz>
4917 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4918 (ipa_push_func_to_list_1): Declare.
4919 (ipa_push_func_to_list): New function.
4921 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4922 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4923 (ipa_push_func_to_list): Removed.
4924 (ipa_pop_func_from_list): Clear node_enqueued flag.
4926 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4928 * config/s390/s390.c (override_options): Default
4929 max-unrolled-insns to 100 for z10 tuning.
4931 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4933 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4934 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4935 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4936 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4937 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4938 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4939 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4941 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4943 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4944 use default set in mingw32.h header.
4945 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4946 64-bit /mingw/include path.
4947 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4950 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4952 PR rtl-optimization/40209
4953 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4955 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4958 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4959 with the rest of string where appropriate. Use fputs or putc
4960 instead of fprintf where appropriate.
4962 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4963 Pat Haugen <pthaugen@us.ibm.com>
4964 Revital Eres <ERES@il.ibm.com>
4966 * config/rs6000/vector.md: New file. Move most of the vector
4967 expander support here from altivec.md to allow for the VSX vector
4968 unit in the future. Add support for secondary_reload patterns.
4969 Rewrite the patterns for vector comparison, and vector comparison
4970 predicate instructions so that the RTL expresses the desired
4971 behavior, instead of using unspec.
4973 * config/rs6000/constraints.md ("f" constraint): Use
4974 rs6000_constraints to hold the precalculated register class.
4975 ("d" constraint): Ditto.
4976 ("wd" constraint): New constraint for VSX.
4977 ("wf" constraint): Ditto.
4978 ("ws" constraint): Ditto.
4979 ("wa" constraint): Ditto.
4980 ("wZ" constraint): Ditto.
4981 ("j" constraint): Ditto.
4983 * config/rs6000/predicates.md (vsx_register_operand): New
4985 (vfloat_operand): New predicate for vector.md.
4986 (vint_operand): Ditto.
4987 (vlogical_operand): Ditto.
4988 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4989 (easy_vector_constant): Add VSX support.
4990 (altivec_indexed_or_indirect_operand): New predicate for
4991 recognizing Altivec style memory references with AND -16.
4993 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4994 for vector secondary reload support.
4995 (rs6000_vector_reg_class): Delete, replacing it with
4997 (rs6000_vsx_reg_class): Ditto.
4998 (rs6000_constraints): New array to hold the register classes of
4999 each of the register constraints that can vary at runtime.
5000 (builtin_mode_to_type): New static array for builtin function type
5002 (builtin_hash_table): New static hash table for builtin function
5004 (TARGET_SECONDARY_RELOAD): Define target hook.
5005 (TARGET_IRA_COVER_CLASSES): Ditto.
5006 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5007 registers are 128 bits if VSX memory reference instructions are used.
5008 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5010 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5011 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5012 Print several of the scheduling related parameters.
5013 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5014 rs6000_constraints instead of rs6000_vector_reg_class. Move
5015 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5016 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5017 Altivec. Add VSX support. Setup for secondary reload support on
5018 Altivec/VSX registers.
5019 (rs6000_override_options): Make power7 set the scheduling groups
5020 like the power5. Add support for new debug switches to override
5021 the scheduling defaults. Temporarily disable -mcpu=power7 from
5022 setting -mvsx. Add support for debug switches -malways-hint,
5023 -msched-groups, and -malign-branch-targets.
5024 (rs6000_buitlin_conversion): Add support for returning unsigned
5025 vector conversion functions to fix regressions due to stricter
5027 (rs6000_builtin_mul_widen_even): Ditto.
5028 (rs6000_builtin_mul_widen_odd): Ditto.
5029 (rs6000_builtin_vec_perm): Ditto.
5030 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5031 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5033 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5035 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5036 VSX types for bit operations. Changes to accomidate vector.md.
5037 (bdesc_2arg): Ditto.
5038 (bdesc_1arg): Ditto.
5039 (struct builtin_description_predicates): Rewrite predicate
5040 handling so that RTL describes the operation, instead of passing
5041 the instruction to be used as a string argument.
5042 (bdesc_altivec_preds): Ditto.
5043 (altivec_expand_predicate_builtin): Ditto.
5044 (altivec_expand_builtin): Ditto.
5045 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5046 statement for vsldoi support.
5047 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5048 (altivec_expand_st_builtin): Ditto.
5049 (paired_expand_builtin): Whitespace changes.
5050 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5051 builtin_mode_to_type table for secondary reload. Call
5052 builtin_function_type to build random builtin functions.
5053 (altivec_init_builtins): Change to use builtin_function_type to
5054 create builtin function types dynamically as we need them.
5055 (builtin_hash_function): New support for hashing the tree types
5056 for builtin function as we need it, rather than trying to build
5057 all of the trees that we need. Add initial preliminary VSX support.
5058 (builtin_function_type): Ditto.
5059 (builtin_function_eq): Ditto.
5060 (builtin_hash_struct): Ditto.
5061 (rs6000_init_builtins): Ditto.
5062 (rs6000_common_init_builtins): Ditto.
5063 (altivec_init_builtins): Ditto.
5064 (rs6000_common_init_builtins): Ditto.
5065 (enum reload_reg_type): New enum for simplifing reg classes.
5066 (rs6000_reload_register_type): Simplify register classes into GPR,
5067 Vector, and other registers. Altivec and VSX addresses in reload.
5068 (rs6000_secondary_reload_inner): Ditto.
5069 (rs6000_ira_cover_classes): New target hook, that returns the
5070 appropriate cover classes, based on -mvsx being used or not.
5071 (rs6000_secondary_reload_class): Add VSX support.
5072 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5073 (get_vsel_insn): Ditto.
5074 (rs6000_emit_vector_compare): Rewrite vector conditional support
5075 so that where we can, we use RTL operators, instead of blindly use
5077 (rs6000_emit_vector_select): Ditto.
5078 (rs6000_emit_vector_cond_expr): Ditto.
5079 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5080 (create_TOC_reference): Add -mdebug=addr support.
5081 (emit_frame_save): VSX loads/stores need register indexed addressing.
5083 * config/rs6000/rs6000.md: Include vector.md.
5085 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5087 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5088 support for V2DI, V2DF in logical, permute, select operations.
5090 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5091 switch for vsx/power7.
5092 (-mvsx-scalar-memory): Ditto.
5093 (-mvsx-align-128): Ditto.
5094 (-mallow-movmisalign): Ditto.
5095 (-mallow-df-permute): Ditto.
5096 (-msched-groups): Ditto.
5097 (-malways-hint): Ditto.
5098 (-malign-branch-targets): Ditto.
5100 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5102 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5103 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5104 (rs6000_vector_reg_class): Delete.
5105 (rs6000_vsx_reg_class): Ditto.
5106 (enum rs6000_reg_class_enum): New enum for the constraints that
5107 vary based on target switches.
5108 (rs6000_constraints): New array to hold the register class for all
5109 of the register constraints that vary based on the switches used.
5110 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5111 (enum rs6000_builtins): Add unsigned varients for the builtin
5112 declarations returned by target hooks for expanding multiplies,
5113 select, and permute operations. Add VSX builtins.
5114 (enum rs6000_builtin_type_index): Add entries for VSX.
5115 (V2DI_type_node): Ditto.
5116 (V2DF_type_node): Ditto.
5117 (unsigned_V2DI_type_node): Ditto.
5118 (bool_long_type_node): Ditto.
5119 (intDI_type_internal_node): Ditto.
5120 (uintDI_type_internal_node): Ditto.
5121 (double_type_internal_node): Ditto.
5123 * config/rs6000/altivec.md (whole file): Move all expanders to
5124 vector.md from altivec.md. Rename insn matching functions to be
5126 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5127 (altivec_vcmp*): Ditto.
5128 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5129 (VM): New iterator for moves that includes the VSX types.
5130 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5131 (altivec_vperm_<mode>_uns): New, for unsigned types.
5132 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5133 (altivec_eq<mode>): Ditto.
5134 (altivec_gt<mode>): Ditto.
5135 (altivec_gtu<mode>): Ditto.
5136 (altivec_eqv4sf): Ditto.
5137 (altivec_gev4sf): Ditto.
5138 (altivec_gtv4sf): Ditto.
5139 (altivec_vcmpbfp_p): Ditto.
5141 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5143 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5146 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5150 ASM_SHORT instead of .word.
5151 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5152 instead of .word in asm template.
5154 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5157 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5158 (process_bb_node_lives): Use it.
5160 * ira.c (setup_cover_and_important_classes): Don't setup
5161 ira_important_class_nums. Add cover classes to the end of
5163 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5165 (find_reg_class_closure): Use reorder_important_classes.
5167 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5169 * config/i386/i386.c (i386_ira_cover_classes): New function.
5170 (TARGET_IRA_COVER_CLASSES): Redefine.
5172 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5173 importance of order of cover classes in the array.
5175 2009-07-22 Diego Novillo <dnovillo@google.com>
5177 * tree-pass.h (TDF_EH): Define.
5178 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5179 contains TDF_EH, print the EH region number holding GS.
5180 * tree-dump.c (dump_options): Add "eh".
5181 * doc/invoke.texi: Document it.
5183 2009-07-22 Doug Kwan <dougkwan@google.com>
5185 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5187 2009-07-22 Michael Matz <matz@suse.de>
5189 PR tree-optimization/35229
5190 PR tree-optimization/39300
5192 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5193 (inhibit_phi_insertion): New function.
5194 (insert_into_preds_of_block): Call it for REFERENCEs.
5195 (init_pre): Initialize and finalize scalar evolutions.
5196 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5198 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5201 Use CONST_VECTOR_NUNITS to determine number of elements.
5203 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5205 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5206 (U, W): Constraints are now deprecated and will be removed if we
5208 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5210 ("prefetch"): Add the stcmh instruction for prefetching.
5211 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5213 (s390_short_displacement): Return always true if compiling for
5214 machines not providing the long displacement facility.
5215 (s390_mem_constraint): Support the new constraint letter Z.
5216 (s390_check_qrst_address): New function.
5218 2009-07-21 DJ Delorie <dj@redhat.com>
5220 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5223 2009-07-21 Jason Merrill <jason@redhat.com>
5225 * c-common.c (max_tinst_depth): Increase default to 1024.
5227 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5230 (vec_unpacku_float_lo_v4si): Ditto.
5232 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5235 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5236 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5237 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5238 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5240 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5242 PR tree-optimization/40813
5243 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5246 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5248 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5249 with a NOP_EXPR if needed.
5251 2009-07-21 Paul Brook <paul@codesourcery.com>
5253 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5254 Terminate debug dump with newline.
5256 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5258 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5259 Cast "1" to unsigned HOST_WIDE_INT.
5260 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5261 deposit length to the maximum length - lsb. Extend length if
5262 HOST_BITS_PER_WIDE_INT is 32.
5264 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5266 * cgraph.h (constant_pool_htab): New function.
5267 (constant_descriptor_tree): Move from varasm.c.
5268 * varasm.c (constant_pool_htab): New function.
5269 (constant_descriptor_tree): Move to cgraph.h.
5271 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5273 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5275 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5277 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5280 2009-07-20 Xinliang David Li <davidxl@google.com>
5282 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5284 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5286 * config/mips/mips.md (move_type): Add arith.
5287 (type): Handle arith.
5288 (zero_extendsidi2): Rename this into ...
5289 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5290 (zero_extendsidi2): New expander.
5291 (*zero_extendsidi2_dext): New pattern.
5293 2009-07-20 Nick Clifton <nickc@redhat.com>
5295 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5296 to set MIPS_ABI_DEFAULT.
5297 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5299 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5301 * tree-object-size.c (addr_object_size): Handle unions with
5302 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5304 PR tree-optimization/40792
5305 * tree.c (build_function_type_skip_args): Remove bogus assert.
5307 2009-07-20 Jan Hubicka <jh@suse.cz>
5308 Martin Jambor <mjambor@suse.cz>
5310 * cgraph.h (combined_args_to_skip): New field.
5311 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5312 combined_args_to_skip and args_to_skip.
5313 * tree-inline.c (update_clone_info): New function.
5314 (tree_function_versioning): Call update_clone_info.
5315 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5317 (cgraph_materialize_all_clones): More extensive dumping, working
5318 with combined_args_to_skip rather than args_to_skip.
5320 2009-07-20 Ira Rosen <irar@il.ibm.com>
5322 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5323 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5324 (get_initial_def_for_reduction): Likewise.
5325 (vectorizable_reduction): Skip the check of first operand in case
5326 of COND_EXPR. Add check that it is outer loop vectorization if
5327 nested cycle was detected. Call vectorizable_condition() for
5328 COND_EXPR. If reduction epilogue cannot be created do not fail for
5329 nested cycles (if it is not double reduction). Assert that there
5330 is only one type in the loop in case of COND_EXPR. Call
5331 vectorizable_condition() to vectorize COND_EXPR.
5332 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5333 Add parameters. Allow nested cycles if called from
5334 vectorizable_reduction(). Use reduction vector variable if provided.
5335 (vect_analyze_stmt): Call vectorizable_reduction() before
5336 vectorizable_condition().
5337 (vect_transform_stmt): Update call to vectorizable_condition().
5339 2009-07-20 Christian Bruel <christian.bruel@st.com>
5341 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5342 * doc/invoke.texi (-mfmovd): Likewise.
5343 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5345 2009-07-20 Jan Hubicka <jh@suse.cz>
5347 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5348 when handling SSA name.
5350 2009-07-19 Jan Hubicka <jh@suse.cz>
5352 PR tree-optimization/40676
5353 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5354 virtual PHIs in empty BBs.
5356 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5358 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5359 re-expanded the compound use gen_lowpart instead to convert to the
5362 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5364 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5365 OUTER_CONST arguments.
5366 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5367 the new wider mode will be masked off.
5368 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5370 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5372 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5373 high-order bits are zero.
5375 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5377 * combine.c (simplify_shift_const_1): Split code to determine
5379 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5380 new bits shifted in are identical to the old sign bit.
5382 2009-07-18 Richard Guenther <rguenther@suse.de>
5385 * gimplify.c (gimplify_call_expr): Reject code using results from
5386 functions returning void.
5388 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5390 * doc/md.texi: Document the new PowerPC "es" constraint.
5391 Document that "m" can include automodified addresses on this target,
5392 and explain how %U must be used. Extend the "Q" and "Z" documentation
5393 to suggest "es" as well as "m".
5394 * config/rs6000/constraints.md (es): New memory constraint.
5395 (Q, Z): Update strings to match new documentation.
5397 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5399 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5400 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5401 * config/rs6000/predicates.md (volatile_mem_operand): Use
5402 offsettable_nonstrict_memref_p.
5403 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5404 (*floatunssidf2_internal): Likewise.
5405 (*fix_truncdfsi2_internal): Likewise.
5406 (*fix_trunctfsi2_internal): Likewise.
5408 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5410 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5412 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5414 2009-07-17 Richard Guenther <rguenther@suse.de>
5417 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5418 (pass_warn_unused_result): Likewise.
5419 (TODO_set_props): Remove.
5420 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5422 (pass_diagnose_omp_blocks): Define.
5423 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5424 (c_gimple_diagnostics_recursively): Remove.
5425 (finish_function): Do not call it.
5426 (c_write_global_declarations): Continue after errors.
5427 Finalize the CU here.
5428 * c-gimplify.c (c_genericize): Do not gimplify here.
5429 * c-common.c (c_warn_unused_result): Move ...
5430 * tree-cfg.c (do_warn_unused_result): ... here.
5431 (run_warn_unused_result): New function.
5432 (gate_warn_unused_result): New function.
5433 (pass_warn_unused_result): New pass.
5434 * c-common.h (c_warn_unused_result): Remove.
5435 * flags.h (flag_warn_unused_result): Declare.
5436 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5437 * opts.c (flag_warn_unused_result): Initialize to false.
5438 * toplev.c (compile_file): Add comment.
5439 * omp-low.c (create_omp_child_function): Do not register
5440 the function with the frontend.
5441 (diagnose_omp_structured_block_errors): Prepare to be
5442 called as optimization pass.
5443 (gate_diagnose_omp_blocks): New function.
5444 (pass_diagnose_omp_blocks): New pass.
5445 * cgraph.h (cgraph_optimize): Remove.
5446 (cgraph_analyze_function): Likewise.
5447 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5448 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5449 before their parents here.
5450 (cgraph_finalize_function): Not here.
5451 (cgraph_analyze_function): Gimplify functions here.
5452 (cgraph_finalize_compilation_unit): Continue after errors.
5453 Optimize the callgraph from here.
5454 (cgraph_optimize): Make static.
5455 * langhooks.c (write_global_declarations): Finalize the CU.
5456 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5457 (gimplify_function_tree): Assert we gimplify only once.
5458 Set PROP_gimple_any property.
5459 * tree-nested.c (gimplify_all_functions): New function.
5460 (lower_nested_functions): Gimplify all nested functions.
5461 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5462 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5463 and pass_diagnose_omp_blocks after gimplification. Do not
5464 set TODO_set_props on all_lowering_passes.
5465 (execute_one_pass): Do not handle TODO_set_props.
5466 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5467 (gimplify.o): Add tree-pass.h dependency.
5468 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5469 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5470 (unsave_r): Likewise.
5471 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5474 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5476 * doc/service.texi (Service): Restore previously removed link,
5477 which isn't broken after all.
5479 2009-07-17 Richard Guenther <rguenther@suse.de>
5481 PR tree-optimization/40321
5482 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5483 PHI nodes to the maximal set.
5484 (make_values_for_phi): Add PHI arguments to the maximal set.
5485 (execute_pre): Dump PHI_GEN and the maximal set.
5487 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5490 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5493 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5495 * doc/extend.texi (Nested Functions): Replace broken link with
5497 * doc/service.texi (Service): Remove broken link.
5499 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5502 * builtins.c (expand_builtin_memcmp): Use loc instead of
5503 EXPR_LOCATION (exp).
5504 (expand_builtin_strncmp): Likewise.
5506 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5507 Manuel López-Ibáñez <manu@gcc.gnu.org>
5510 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5511 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5512 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5513 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5514 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5515 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5516 tree-inline.c, c-common.c, c-common.h, gimple.c,
5517 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5518 convert.c: Add location argument to fold_{unary,binary,ternary},
5519 fold_build[123], build_call_expr, build_size_arg,
5520 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5521 fold_build1_initializer, fold_build2_initializer,
5522 fold_build3_initializer, fold_build_call_array,
5523 fold_build_call_array_initializer, fold_single_bit_test,
5524 omit_one_operand, omit_two_operands, invert_truthvalue,
5525 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5526 combine_comparisons, fold_builtin_*, fold_call_expr,
5527 build_range_check, maybe_fold_offset_to_address, round_up,
5530 2009-07-16 Jason Merrill <jason@redhat.com>
5533 * c-common.c (c_common_reswords): Add __is_standard_layout
5535 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5536 * doc/implement-cxx.texi: New.
5537 * doc/gcc.texi: Include it.
5539 2009-07-16 DJ Delorie <dj@redhat.com>
5541 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5542 compares that may be indirectly affected by previous instructions.
5544 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * builtins.c (do_mpc_arg2): New.
5547 (fold_builtin_2): Fold builtin cpow.
5548 * real.h (HAVE_mpc_pow): New.
5550 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5552 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5553 comparison to skip unprofitable schedule
5555 2009-07-16 Simon Baldwin <simonb@google.com>
5557 * gcc.c (option_map): New flag -no-canonical-prefixes.
5558 * (display_help): Print help text for new flag.
5559 * (process_command): Move options translation and language specifics
5560 and handle new flag early. Use it to set a function pointer to a
5561 prefix builder. Replace make_relative_prefix calls with calls to
5562 the function pointed to. Ignore new flag in regular options handling.
5563 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5565 2009-07-15 DJ Delorie <dj@redhat.com>
5567 * config/mep/mep.md (sibcall_internal): Change register to avoid
5569 (sibcall_value_internal): Likewise.
5571 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5573 PR rtl-optimization/40710
5574 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5576 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5578 * config/mips/mips.md (*extenddi_truncate<mode>,
5579 *extendsi_truncate<mode>): Change type attribute to move_type
5580 with shift_shift. Split out code handling exts from here ...
5581 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5583 (*extendhi_truncateqi): Change type attribute to move_type with
5584 shift_shift. Split out code handling exts from here ...
5585 (*extendhi_truncateqi_exts): ... to this new pattern.
5587 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5590 instead of "and" with inverted sign bit mask value. Use
5591 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5592 Allocate registers only for operand 4 and operand 5.
5594 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5597 * fold-const.c (fold_cond_expr_with_comparison): When folding
5598 < and <= to MIN, make sure the MIN uses the same type as the
5599 comparison's operands.
5601 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5603 * arm.md (ior_xor): New code iterator.
5604 (split for ior/xor with shift and zero-extend): New split pattern.
5605 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5607 2009-07-15 Richard Guenther <rguenther@suse.de>
5609 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5612 2009-07-15 Richard Guenther <rguenther@suse.de>
5615 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5617 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5619 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5620 handle 2.6.30 kernel.
5622 2009-07-15 DJ Delorie <dj@redhat.com>
5624 * config/mep/mep.md (sibcall_internal): Change register to allow
5625 for 24-bit addresses.
5626 (sibcall_value_internal): Likewise.
5628 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5630 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5631 that are enabled/disabled by the flags introduced by a previous patch.
5633 2009-07-14 DJ Delorie <dj@redhat.com>
5635 * config/mep/mep.md (sibcall_internal): Include non-toggling
5637 (sibcall_value_internal): Likewise.
5639 2009-07-14 Taras Glek <tglek@mozilla.com>
5640 Rafael Espindola <espindola@google.com>
5642 * doc/sourcebuild.texi: Document install-plugin target.
5643 * configure.ac: Added install-plugin target to language makefiles.
5644 * configure: Regenerate.
5645 * Makefile.in: (install-plugin): Install more headers,
5646 depend on lang.install-plugin.
5648 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5650 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5653 2009-07-14 DJ Delorie <dj@redhat.com>
5655 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5656 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5657 * config/mep/mep.md (sibcall_internal): Change test from
5658 mep_vliw_mode_match to mep_vliw_jmp_match.
5659 (sibcall_value_internal): Likewise.
5661 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/sse.md (copysign<mode>3): New expander.
5664 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5665 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5666 Use ix86_build_const_vector.
5667 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5668 IX86_BUILTIN_CPYSGNPD.
5669 (builtin_description): Add __builtin_ia32_copysignps and
5670 __builtin_ia32_copysignpd.
5671 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5672 and BUILT_IN_COPYSIGNF.
5674 2009-07-13 Jason Merrill <jason@redhat.com>
5676 * builtins.c (can_trust_pointer_alignment): New fn.
5677 (get_pointer_alignment): Factor it out from here.
5678 * tree.h: Declare it.
5680 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5682 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5685 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5689 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5691 2009-07-14 Richard Guenther <rguenther@suse.de>
5692 Andrey Belevantsev <abel@ispras.ru>
5695 * cfgexpand.c (partition_stack_vars): Do not bother to update
5696 alias information when not optimizing.
5698 2009-07-14 Richard Guenther <rguenther@suse.de>
5699 Andrey Belevantsev <abel@ispras.ru>
5701 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5702 (pt_solution_set): Likewise.
5703 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5704 * tree-ssa-structalias.c (pt_solution_set): New function.
5705 * final.c (rest_of_clean_state): Free SSA data structures.
5706 * print-rtl.c (print_decl_name): Remove.
5707 (print_mem_expr): Implement in terms of print_generic_expr.
5708 * alias.c (ao_ref_from_mem): New function.
5709 (rtx_refs_may_alias_p): Likewise.
5710 (true_dependence): Query alias-export info.
5711 (canon_true_dependence): Likewise.
5712 (write_dependence_p): Likewise.
5713 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5715 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5716 (mem_expr_equal_p): Use operand_equal_p.
5717 (set_mem_attributes_minus_bitpos): Do not use
5718 component_ref_for_mem_expr.
5719 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5720 (update_alias_info_with_stack_vars): Likewise.
5721 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5722 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5723 explicitly nor clear stmt operands.
5724 Free the decl-to-pointer map.
5725 * tree-optimize.c (execute_free_datastructures): Do not free
5726 SSA data structures here.
5727 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5728 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5729 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5731 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5733 2009-07-13 DJ Delorie <dj@redhat.com>
5735 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5736 unrolling at the right iteration count.
5738 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5741 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5743 * haifa-sched.c (rank_for_schedule): Introduced flags to
5744 enable/disable individual scheduling heuristics.
5745 * common.opt: Introduced flags to enable/disable individual
5746 heuristics in the scheduler.
5747 * doc/invoke.texi: Introduced flags to enable/disable individual
5748 heuristics in the scheduler.
5750 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5752 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5753 config/i386/mingw-tls.c.
5754 * config/i386/mingw-tls.c: Removed.
5756 2009-07-13 Ira Rosen <irar@il.ibm.com>
5758 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5759 checks access only relevant statements.
5760 (vectorizable_reduction): Likewise.
5762 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5764 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5765 just for 32-bit case.
5767 2009-07-12 Jan Hubicka <jh@suse.cz>
5769 PR tree-optimization/40585
5770 * except.c (expand_resx_expr): When there already is resume
5771 instruction, produce linked list.
5772 (build_post_landing_pads): Assert that resume is empty.
5773 (connect_post_landing_pads): Handle resume lists.
5774 (dump_eh_tree): Dump resume list.
5776 2009-07-12 Ira Rosen <irar@il.ibm.com>
5778 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5779 with additional argument.
5780 * tree-vectorizer.h (enum vect_def_type): Add
5781 vect_double_reduction_def.
5782 (vect_is_simple_reduction): Add argument.
5783 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5785 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5786 vect_is_simple_reduction with additional argument.
5787 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5789 (reduction_code_for_scalar_code): Handle additional codes by
5790 returning ERROR_MARK for them. Fix comment and indentation.
5791 (vect_is_simple_reduction): Fix comment, add argument to specify
5792 double reduction. Detect double reduction.
5793 (get_initial_def_for_induction): Fix indentation.
5794 (get_initial_def_for_reduction): Fix comment and indentation.
5795 Handle double reduction. Create initial definitions that do not
5796 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5797 (vect_create_epilog_for_reduction): Fix comment, add argument to
5798 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5799 epilogue result extraction. Create double reduction phi node and
5800 replace relevant uses.
5801 (vectorizable_reduction): Call vect_is_simple_reduction with
5802 additional argument. Fix indentation. Update epilogue code treatment
5803 according to the changes in reduction_code_for_scalar_code. Check
5804 for double reduction. Call vect_create_epilog_for_reduction with
5805 additional argument.
5806 * tree-vect-stmts.c (process_use): Handle double reduction, update
5808 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5809 (vect_get_vec_def_for_operand): Likewise.
5811 2009-07-12 Danny Smith <dansmister@gmail.com>
5813 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5814 dllexport if !TREE_PUBLIC.
5815 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5817 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5819 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5820 (avr_extra_arch_macro) Remove declatation.
5821 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5822 (avr_extra_arch_macro) Declare as static.
5823 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5825 2009-07-11 Jan Hubicka <jh@suse.cz>
5828 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5830 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5833 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5834 cold_in_std_section bits.
5835 (dwarf2out_begin_prologue): Initialize them.
5836 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5837 if already covered by text_section or cold_text_section range.
5839 PR rtl-optimization/40667
5840 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5841 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5842 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5843 * config/i386/i386.c (ix86_minimum_alignment): New function.
5844 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5845 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5846 * emit-rtl.c (gen_reg_rtx): Likewise.
5847 * function.c (assign_parms): Likewise. If nominal_type needs
5848 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5849 rather than passed_type's alignment.
5852 * function.c (assign_parm_setup_stack): Adjust
5853 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5854 from nominal_mode on big endian.
5856 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5858 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5860 2009-07-10 DJ Delorie <dj@redhat.com>
5862 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5864 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5866 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5868 (thumb2_cbnz): Likewise.
5870 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5873 * config.gcc (supported_defaults): Add synci.
5874 (with_synci): Add validation.
5875 (all_defaults): Add synci.
5876 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5879 * config/mips/mips.opt (msynci): New option.
5880 * config/mips/mips.c (mips_override_options): Warn on use of
5881 -msynci for targets that do now support it.
5882 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5884 * gcc/doc/invoke.texi (-msynci): Document the new option.
5885 * doc/install.texi (--with-synci): Document the new option.
5887 2009-07-10 Richard Guenther <rguenther@suse.de>
5889 PR tree-optimization/40496
5890 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5891 the PHI result with a compatible type.
5893 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5897 * c.opt (Wunused-result): New.
5898 * doc/invoke.texi: Document it.
5899 * c-common.c (c_warn_unused_result): Use it.
5901 2009-07-09 DJ Delorie <dj@redhat.com>
5903 * targhooks.c (default_target_can_inline_p): Rename from
5904 default_target_option_can_inline_p.
5905 * targhooks.h (default_target_can_inline_p): Likewise.
5906 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5907 TARGET_OPTION_CAN_INLINE_P.
5908 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5909 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5910 (mep_target_can_inline_p): Rename from
5911 mep_target_option_can_inline_p.
5914 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5915 registers used to pass vectors.
5917 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5919 2009-07-09 Tom Tromey <tromey@redhat.com>
5921 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5922 * config/mmix/mmix.c: Include dwarf2.h.
5923 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5924 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5925 * config/sh/sh.c: Include dwarf2.h.
5926 * config/i386/i386.c: Include dwarf2.h.
5927 * Makefile.in (DWARF2_H): Remove 'elf'.
5928 * except.c: Include dwarf2.h.
5929 * unwind-dw2.c: Include dwarf2.h.
5930 * dwarf2out.c: Include dwarf2.h.
5931 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5932 * unwind-dw2-fde.c: Include dwarf2.h.
5933 * dwarf2asm.c: Include dwarf2.h.
5935 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5937 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5938 (max_issue): Use it.
5939 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5941 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5942 (region_sched_info): Update.
5943 * sched-ebb.c (ebb_sched_info): Update.
5944 * modulo-sched.c (sms_sched_info): Update.
5945 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5947 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5949 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5951 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5953 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5955 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5958 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5959 arg1 with arg01 if arg1 is already INTEGER_CST.
5961 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5963 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5964 Transform (and (truncate)) into (truncate (and)).
5966 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5968 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5969 creating LHS paradoxical subregs. Fix surrounding returns to
5970 use NULL_RTX rather than 0.
5972 2009-07-08 DJ Delorie <dj@redhat.com>
5974 * config/mep/mep.c: (mep_option_can_inline_p): New.
5975 (TARGET_OPTION_CAN_INLINE_P): Define.
5977 2009-07-08 Mark Wielaard <mjw@redhat.com>
5980 * dwarf2out.c (add_data_member_location_attribute): When we have
5981 only a constant offset don't emit a new location description using
5982 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5985 2009-07-08 Richard Henderson <rth@redhat.com>
5988 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5989 (enum reg_class): Add CLOBBERED_REGS.
5990 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5991 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5992 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5993 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5994 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5995 force 64-bit sibcalls into R11.
5996 * config/i386/constraints.md (U): New constraint.
5997 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5998 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5999 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6001 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6003 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6005 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6006 * ebitmap.h (dump_ebitmap): Ditto.
6007 * optabs.h (optab_libfunc): Ditto.
6008 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6009 * tree-flow.h (vect_can_force_dr_alignment_p,
6010 get_vectype_for_scalar_type): Ditto.
6011 (vectorize_loops): Move prototype to ...
6012 * tree-vectorizer.h: ... here. Also, adjust comment.
6013 (vect_set_verbosity_level): Remove duplicate prototype.
6014 * tree-ssa-loop.c: Include tree-vectorizer.h.
6015 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6017 2009-07-08 Nick Clifton <nickc@redhat.com>
6019 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6022 2009-07-08 DJ Delorie <dj@redhat.com>
6024 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6025 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6026 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6028 * config/mep/intrinsics.md: Regenerated.
6029 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6030 registers when asm() or calls are detected.
6032 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6035 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6037 * gimple (gimple_build_call_from_tree): Likewise.
6038 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6039 no_warning flag before warning.
6041 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6043 * tree.c (set_expr_locus): Remove.
6044 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6045 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6047 * gimplify.c (internal_get_tmp_var): Likewise.
6048 (gimplify_call_expr): Likewise.
6049 (gimplify_one_sizepos): Likewise.
6051 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6054 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6055 to variables for debugging purposes.
6057 2009-06-23 Mark Loeser <mark@halcy0n.com>
6060 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6062 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6064 * pretty-print.c (pp_base_format): Remove %J.
6065 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6066 gcc_cxxdiag_char_table): Likewise.
6067 (init_dynamic_diag_info): Likewise.
6069 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6071 * pretty-print.c (pp_base_format): Remove %H.
6072 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6073 gcc_cxxdiag_char_table): Likewise.
6074 (init_dynamic_diag_info): Likewise.
6075 * config/mep/mep.c (mep_select_section): Likewise.
6077 2009-07-07 Duncan Sands <baldrick@free.fr>
6079 * final.c (pass_clean_state): Give the pass a name.
6080 * passes.c (pass_rest_of_compilation): Likewise.
6081 * tree-optimize.c (pass_all_optimizations): Likewise.
6083 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6085 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6086 an extra 'decl' for error_at.
6088 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6091 * tree-tailcall.c (adjust_return_value_with_ops,
6092 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6093 if it has complex or vector type.
6095 2009-07-07 Olivier Hainque <hainque@adacore.com>
6097 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6100 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6102 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6104 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6106 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6107 * c-decl.c: Likewise.
6108 * function.c: Likewise.
6109 * varasm.c: Likewise.
6110 * tree-ssa.c: Likewise.
6111 * c-common.c: Likewise.
6112 * tree-cfg.c: Likewise.
6113 * config/spu/spu.c: Likewise.
6114 * config/ia64/ia64.c: Likewise.
6115 * config/v850/v850.c: Likewise.
6117 2009-07-06 DJ Delorie <dj@redhat.com>
6119 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6120 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6121 unspecified accesses to control registers.
6122 * config/mep/intrinsics.md: Regenerate.
6123 * config/mep/intrinsics.h: Regenerate.
6124 * config/mep/mep-intrin.h: Regenerate.
6126 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6128 * c-lex.c: Replace %H by an explicit location. Update all calls.
6129 * c-common.c: Likewise.
6130 * c-decl.c: Likewise.
6131 * c-typeck.c: Likewise.
6132 * fold-const.c: Likewise.
6133 * gimplify.c: Likewise.
6135 * tree-cfg.c: Likewise.
6136 * tree-ssa-loop-niter.c: Likewise.
6137 * tree-vrp.c: Likewise.
6138 * value-prof.c: Likewise.
6140 2009-07-06 Diego Novillo <dnovillo@google.com>
6142 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6143 if it has one. Handle cases where VAR does not have an
6144 annotation or cfun is NULL.
6146 2009-07-06 Diego Novillo <dnovillo@google.com>
6148 * tree.c: Include debug.h.
6149 (initialize_tree_contains_struct): New.
6150 (init_ttree): Call it.
6151 (tree_node_structure_for_code): Factor out of ...
6152 (tree_node_structure): ... here.
6153 * treestruct.def (TS_PHI_NODE): Remove.
6154 (TS_GIMPLE_STATEMENT): Remove.
6156 2009-07-06 Diego Novillo <dnovillo@google.com>
6158 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6159 (debug_tree_chain): Handle cycles.
6161 2009-07-06 Nick Clifton <nickc@redhat.com>
6162 DJ Delorie <dj@redhat.com>
6164 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6165 __FMOVD_ENABLED__ is defined.
6167 (TARGET_FMOVD): Provide a default definition.
6168 (MASK_FMOVD): Likewise.
6169 (TARGET_CPU_CPP_BUILTINS): Define
6170 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6171 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6172 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6173 (split for DF load from memory into register): Also handle
6174 MEMs which consist of REG+DISP addressing.
6175 (split for DF store from register to memory): Likewise.
6176 (movsf_ie): Always use single fp_mode.
6177 * config/sh/sh.c (sh_override_options): Do not automatically
6178 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6179 that to the -mfmovd command line switch.
6180 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6181 (fldi_ok): Always allow.
6182 * config/sh/sh.opt (mfmovd): Remove this switch.
6183 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6185 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6186 Kaz Kojima <kkojima@gcc.gnu.org>
6188 PR rtl-optimization/30807
6189 * postreload.c (reload_combine): For every new use of REG_SUM,
6190 record the use of BASE.
6192 2009-07-06 Jan Hubicka <jh@suse.cz>
6194 * params.def: Revert my accidental commit at 2009-06-30.
6196 2009-07-04 Ian Lance Taylor <iant@google.com>
6199 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6201 (mingw_format_attribute_overrides): Likewise.
6203 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6206 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6207 don't check cfa.reg. Instead of cfa.indirect use
6208 fde && fde->drap_reg != INVALID_REGNUM test.
6210 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6212 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6214 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6217 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6219 2009-07-03 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/40640
6222 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6225 2009-07-03 Jan Hubicka <jh@suse.cz>
6227 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6228 for size, reduce amount of inlining.
6230 2009-07-03 Richard Guenther <rguenther@suse.de>
6233 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6234 if t +- x is known to not overflow and the conversion widens the
6236 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6238 2009-07-03 Jan Hubicka <jh@suse.cz>
6240 * ipa-pure-const.c (analyze): Update loop optimizer init.
6241 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6242 try_remove_empty_loop, remove_empty_loops): Remove.
6243 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6244 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6245 to mark regular loops as neccesary.
6246 (degenerate_phi_p): New function.
6247 (propagate_necessity, remove_dead_phis): Use it.
6248 (forward_edge_to_pdom): Likewise.
6249 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6250 virtual PHI nodes that became unreachable.
6251 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6252 * tree-flow.h (remove_empty_loops): Remove.
6253 * passes.c (init_optimization_passes): Remove.
6255 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6258 can_create_pseudo_p.
6259 (*fix_trunc<mode>_i387_1): Ditto.
6260 (*floathi<mode>2_1): Ditto.
6261 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6262 (*fistdi2_1): Ditto.
6263 (*fist<mode>2_1): Ditto.
6264 (frndintxf2_floor): Ditto.
6265 (*fist<mode>2_floor_1): Ditto.
6266 (frndintxf2_ceil): Ditto.
6267 (*fist<mode>2_ceil_1): Ditto.
6268 (frndintxf2_trunc): Ditto.
6269 (frndintxf2_mask_pm): Ditto.
6270 (fxam<mode>2_i387_with_temp): Ditto.
6271 * config/i386/sse.md (mulv16qi3): Ditto.
6272 (*sse2_mulv4si3): Ditto.
6274 (sse4_2_pcmpestr): Ditto.
6275 (sse4_2_pcmpistr): Ditto.
6277 2009-07-03 Jan Hubicka <jh@suse.cz>
6279 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6280 (mark_stmt_necessary): Set it.
6281 (mark_operand_necessary): Set it.
6282 (mark_control_dependent_edges_necessary): Set it.
6283 (mark_virtual_phi_result_for_renaming): New function.
6284 (get_live_post_dom): New function.
6285 (forward_edge_to_pdom): New function.
6286 (remove_dead_stmt): Fix handling of control dependences.
6287 (tree_dce_init): Init new bitmap.
6288 (tree_dce_done): Free it.
6290 2009-07-02 Richard Guenther <rguenther@suse.de>
6293 * tree-ssa-structalias.c (new_var_info): Initialize
6296 2009-07-02 Jan Hubicka <jh@suse.cz>
6298 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6301 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6303 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6304 instead of recomputing it. Adjust calls.
6305 (emit_store_flag): Adjust recursive calls.
6307 2009-07-02 Richard Guenther <rguenther@suse.de>
6309 * tree-ssa-live.c (remove_unused_locals): Do not remove
6311 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6312 of DECL_EXTERNAL for HEAP variables.
6313 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6314 HEAP variables. Do not adjust RESTRICT vars.
6315 (find_what_var_points_to): Nobody cares if something
6318 2009-07-02 Ben Elliston <bje@au.ibm.com>
6320 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6321 pc_low and pc_high declarations to the top of the function.
6323 2009-07-01 DJ Delorie <dj@redhat.com>
6325 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6327 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6328 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6329 unspecified accesses to control registers.
6330 * config/mep/intrinsics.md: Regenerate.
6331 * config/mep/intrinsics.h: Regenerate.
6332 * config/mep/mep-intrin.h: Regenerate.
6334 2009-07-01 Anthony Green <green@moxielogic.com>
6336 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6337 instruction when possible.
6338 (moxie_expand_prologue): Ditto. Also, save an instruction and
6339 some complexity by popping off of $r12 instead of $sp.
6340 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6343 2009-07-01 Richard Henderson <rth@redhat.com>
6346 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6347 contained no insns, reposition note before last insn.
6349 2009-07-01 Richard Henderson <rth@redhat.com>
6352 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6353 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6355 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6358 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6359 darwin9 for printing reg addresses with %y.
6361 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6363 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6364 truncation from operands in binary operations.
6366 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6369 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6370 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6371 subreg of op0 to the original op0.
6373 * expmed.c (store_bit_field_1): Use a temporary as the destination
6374 instead of a paradoxical subreg when we need to truncate the result.
6376 2009-07-01 DJ Delorie <dj@redhat.com>
6378 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6379 names to VLIW variants.
6380 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6381 * config/mep/intrinsics.md: Regenerate.
6382 * config/mep/intrinsics.h: Regenerate.
6383 * config/mep/mep-intrin.h: Regenerate.
6385 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6388 * jump.c (returnjump_p): Revert last patch.
6389 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6391 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6394 * pa.md (casesi32p): Use jump table label to determine the offset
6396 (casesi64p): Likewise.
6398 * pa.c (forward_branch_p): Return bool type. Use instruction
6399 addresses when available. Assert that INSN has a jump label.
6400 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6403 2009-07-01 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/19831
6406 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6407 that only act as barriers do not make any previous stores necessary.
6408 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6409 HEAP variables global, do not add a constraint from nonlocal.
6410 (find_func_aliases): Handle escapes through return statements.
6411 (compute_points_to_sets): Make escaped HEAP variables global.
6413 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6416 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6417 after reducing a DImode cstore to SImode.
6419 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6421 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6422 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6424 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6426 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6427 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6429 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6430 and umod_optab if TARGET_BSD_DIVMOD.
6431 * config/vax/lib1funcs.asm: New file.
6432 * config/vax/t-linux: New file.
6433 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6435 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6438 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6439 to type arguments that have void type.
6442 * dwarf2out.c (gen_formal_parameter_die): Call
6443 equate_decl_number_to_die if node is different from origin.
6445 2009-06-30 Anthony Green <green@moxielogic.com>
6447 Clean up moxie port for --enable-build-with-cxx.
6448 * config/moxie/moxie.c (moxie_function_value): First two
6449 parameters are const_tree, not tree.
6450 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6451 (REG_CLASS_NAMES): Ditto.
6452 (REGNO_REG_CLASS): Ditto.
6453 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6454 (moxie_function_value): Fix constyness of arguments.
6456 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6458 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6459 finalize_size_functions before further processing.
6460 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6461 (variable_size): Call self_referential_size on size expressions
6462 that contain a PLACEHOLDER_EXPR.
6463 (size_functions): New static variable.
6464 (copy_self_referential_tree_r): New static function.
6465 (self_referential_size): Likewise.
6466 (finalize_size_functions): New global function.
6467 * tree.c: Include tree-inline.h.
6468 (push_without_duplicates): New static function.
6469 (find_placeholder_in_expr): New global function.
6470 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6472 <tcc_expression>: Likewise.
6473 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6474 the call in the expression.
6475 * tree.h (finalize_size_functions): Declare.
6476 (find_placeholder_in_expr): Likewise.
6477 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6478 (substitute_placeholder_in_expr): Update comment.
6479 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6481 (copy_tree_body_r): Likewise.
6482 (copy_tree_body): New static function.
6483 (maybe_inline_call_in_expr): New global function.
6484 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6485 (maybe_inline_call_in_expr): Declare.
6486 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6487 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6490 2009-06-30 Richard Guenther <rguenther@suse.de>
6492 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6494 (propagate_necessity): Do not mark reaching defs of stores
6497 2009-06-30 Jan Hubicka <jh@suse.cz>
6499 * cfgloopanal.c (check_irred): Move into ...
6500 (mark_irreducible_loops): ... here; return true if ireducible
6502 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6503 (analyze_function): Try to prove loop finiteness.
6504 * cfgloop.h (mark_irreducible_loops): Update prototype.
6505 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6507 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6509 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6511 2009-06-30 Ira Rosen <irar@il.ibm.com>
6513 PR tree-optimization/40542
6514 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6517 2009-06-30 Martin Jambor <mjambor@suse.cz>
6519 PR tree-optimization/40582
6520 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6521 than useless_type_conversion_p.
6522 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6525 2009-06-30 Martin Jambor <mjambor@suse.cz>
6528 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6530 2009-06-30 Richard Guenther <rguenther@suse.de>
6532 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6533 use ao_ref references.
6534 (walk_aliased_vdefs): Likewise.
6535 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6536 * tree-ssa-dce.c (struct ref_data): Remove.
6537 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6538 (mark_aliased_reaching_defs_necessary): Adjust.
6539 (mark_all_reaching_defs_necessary_1): Likewise.
6541 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6544 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6545 (emit_store_flag_1): Extract from emit_store_flag, adjust
6546 calls to (what now is) emit_cstore.
6547 (emit_store_flag): Call emit_store_flag_1 and also use it
6548 for what used to be recursive calls.
6550 2009-06-30 Wei Guozhi <carrot@google.com>
6553 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6554 if the target bb post dominates from bb.
6555 * config/i386/i386.c (memory_address_length): Check existence of base
6556 register before using it.
6558 2009-06-30 Nick Clifton <nickc@redhat.com>
6559 DJ Delorie <dj@redhat.com>
6561 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6562 __FMOVD_ENABLED__ is defined.
6564 (TARGET_FMOVD): Provide a default definition.
6565 (MASK_FMOVD): Likewise.
6566 (TARGET_CPU_CPP_BUILTINS): Define
6567 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6568 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6569 two fmov instructions depending upon whether TARGET_FMOVD is
6571 (split for DF load from memory into register): Also handle
6572 MEMs which consist of REG+DISP addressing.
6573 (split for DF store from register to memory): Likewise.
6574 * config/sh/sh.opt (mfmovd): Remove this switch.
6575 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6576 * config/sh/sh.c (sh_override_options): Do not automatically
6577 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6578 that to the -mfmovd command line switch.
6580 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6582 (fldi_ok): Always allow.
6583 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6585 2009-06-29 DJ Delorie <dj@redhat.com>
6587 * doc/install.texi (mep-x-elf): Correct chip's full name.
6589 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6591 * doc/extend.texi: Fix typo.
6593 2009-06-29 Tom Tromey <tromey@redhat.com>
6596 * Makefile.in (DWARF2_H): New variable.
6598 (dwarf2out.o): Likewise.
6599 (dwarf2asm.o): Likewise.
6600 * config/i386/t-i386: Use DWARF2_H.
6601 * except.c: Include elf/dwarf2.h.
6602 * unwind-dw2.c: Include elf/dwarf2.h.
6603 * dwarf2out.c: Include elf/dwarf2.h.
6604 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6605 <dtprel>: New field.
6606 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6607 (size_of_loc_descr): Likewise.
6608 (output_loc_operands_raw): Likewise.
6609 (output_loc_operands): Handle new dtprel field.
6610 (loc_checksum): Update.
6611 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6612 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6613 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6614 * dwarf2asm.c: Include elf/dwarf2.h.
6615 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6616 * config/mmix/mmix.c: Include elf/dwarf2.h.
6617 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6618 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6619 * config/sh/sh.c: Include elf/dwarf2.h.
6620 * config/i386/i386.c: Include elf/dwarf2.h.
6622 2009-06-29 DJ Delorie <dj@redhat.com>
6624 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6626 * doc/extend.texi: Add MeP attributes and pragmas.
6627 * doc/invoke.text: Add MeP Options.
6628 * doc/contrib.texi: Add MeP contribution.
6629 * doc/md.texi: Add MeP constraints.
6630 * doc/install.texi: Add MeP target.
6632 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6634 * target.h (struct gcc_target): Add frame_pointer_required field.
6635 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6636 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6637 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6639 * reload1.c (update_eliminables): (Ditto.).
6640 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6641 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6642 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6644 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6646 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6647 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6648 (arm_frame_pointer_required): New function.
6650 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6651 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6652 (avr_frame_pointer_required_p): Declare as static.
6653 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6655 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6656 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6657 (bfin_frame_pointer_required): Make as static, change return type
6659 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6661 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6662 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6663 (cris_frame_pointer_required): New function.
6665 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6667 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6668 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6669 (fr30_frame_pointer_required): New function.
6671 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6672 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6673 (frv_frame_pointer_required): Make as static, change return type
6675 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6677 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6678 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6679 (ix86_frame_pointer_required): Make as static, change return type to
6681 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6683 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6684 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6686 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6688 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6690 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6692 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6693 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6694 (mips_frame_pointer_required): Make as static.
6695 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6697 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6698 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6699 (mmix_frame_pointer_required): Mew function.
6701 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6702 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6704 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6706 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6708 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6710 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6711 (CAN_ELIMINATE): Redefine.
6712 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6713 (sparc_frame_pointer_required): New function.
6714 (sparc_can_eliminate): New function.
6715 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6717 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6718 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6720 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6721 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6722 (xtensa_frame_pointer_required): Make as static, change return type
6724 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6727 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6729 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6730 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6731 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6732 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6733 (register_callback): Handle PLUGIN_START_UNIT.
6734 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6736 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6738 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6740 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6741 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6743 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6745 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6748 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6750 * doc/extend.texi (Additional Floating Types): __float128 is also
6751 supported on i386 targets.
6753 2009-06-29 Richard Guenther <rguenther@suse.de>
6756 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6758 (pt_solutions_same_restrict_base): Declare.
6759 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6761 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6762 (make_constraint_from, make_copy_constraint): Move earlier.
6763 (make_constraint_from_heapvar): New function.
6764 (make_constraint_from_restrict): Likewise.
6765 (handle_lhs_call): Use it.
6766 (find_func_aliases): Use it to track conversions to restrict
6768 (struct fieldoff): Add only_restrict_pointers flag.
6769 (push_fields_onto_fieldstack): Initialize it.
6770 (create_variable_info_for): Track global restrict qualified pointers.
6771 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6772 Track restrict qualified pointer arguments.
6773 (set_uids_in_ptset): Use varinfo is_global_var flag.
6774 (find_what_var_points_to): Set the vars_contains_restrict flag.
6775 Always create the points-to solution for sets including restrict tags.
6776 (pt_solutions_same_restrict_base): New function.
6777 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6778 qualified pointers use pt_solutions_same_restrict_base as
6779 additional source for disambiguation.
6781 2009-06-29 Richard Guenther <rguenther@suse.de>
6784 * alias.c (find_base_decl): Remove.
6785 (get_deref_alias_set_1): Remove restrict handling.
6786 * c-common.c (c_apply_type_quals_to_decl): Do not set
6787 DECL_POINTER_ALIAS_SET.
6788 * gimplify.c (find_single_pointer_decl_1): Remove.
6789 (find_single_pointer_decl): Likewise.
6790 (internal_get_tmp_var): Remove restrict handling.
6791 (gimple_regimplify_operands): Likewise.
6792 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6793 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6794 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6795 * tree.c (restrict_base_for_decl): Remove.
6796 (init_ttree): Do not allocate it.
6797 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6798 LABEL_DECL_UID for label decls.
6799 (copy_node_stat): Do not copy restrict information.
6800 (decl_restrict_base_lookup): Remove.
6801 (decl_restrict_base_insert): Likewise.
6802 (print_restrict_base_statistics): Likewise.
6803 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6804 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6805 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6806 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6807 (LABEL_DECL_UID): Adjust.
6808 (DECL_BASED_ON_RESTRICT_P): Remove.
6809 (DECL_GET_RESTRICT_BASE): Likewise.
6810 (SET_DECL_RESTRICT_BASE): Likewise.
6811 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6813 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6814 instead of DECL_POINTER_ALIAS_SET.
6815 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6816 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6817 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6819 2009-06-29 Richard Guenther <rguenther@suse.de>
6821 PR tree-optimization/40579
6822 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6823 the IL to simplify has constants that overflowed.
6825 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6827 PR tree-optimization/40550
6828 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6829 vector_compute_type only when the size of vector_compute_type is
6830 less than the size of type.
6832 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6834 * fold-const.c (contains_label_1): Fix comments.
6835 (contains_label_p): Do not walk trees multiple time.
6837 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6839 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6840 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6841 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6842 ix86_fp_comparison_operator.
6843 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6844 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6845 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6846 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6847 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6848 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6849 (related splits): Change predicate to ix86_fp_comparison_operator.
6850 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6851 instead of ix86_fp_comparison_codes.
6852 (ix86_trivial_fp_comparison_operator,
6853 ix86_fp_comparison_operator): New.
6854 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6855 (ix86_expand_compare): Eliminate last two parameters.
6856 (ix86_fp_jump_nontrivial_p): Kill.
6857 * config/i386/i386.c (put_condition_code): Eliminate call to
6858 ix86_fp_comparison_codes and subsequent assertion.
6859 (ix86_fp_comparison_codes): Eliminate.
6860 (ix86_fp_swap_condition): New.
6861 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6862 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6863 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6864 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6865 and ix86_fp_swap_condition.
6866 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6867 Use ix86_fp_comparison_strategy.
6868 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6869 (ix86_fp_jump_nontrivial_p): Eliminate.
6870 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6871 call to ix86_expand_compare.
6872 (ix86_split_fp_branch, ix86_expand_setcc,
6873 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6874 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6876 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6878 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6879 related to jump_clobbers.
6880 * config/arm/arm.md (conds): Remove jump_clob case.
6881 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6882 splits): Change comparison_operator to arm_comparison_operator.
6883 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6886 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6888 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6889 condition for floating point modes.
6890 * expmed.c (emit_store_flag_1): Move here a bigger part
6892 (emit_store_flag): Try swapping the condition for floating point
6894 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6896 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6898 * expr.c (expand_expr_real_1): Just use do_store_flag.
6899 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6900 emit_store_flag_force.
6901 * expmed.c (emit_store_flag_force): Copy here trick
6902 previously in expand_expr_real_1. Try reversing the comparison.
6903 (emit_store_flag_1): Work if target is NULL.
6904 (emit_store_flag): Work if target is NULL, using the result mode
6905 from the comparison. Use split_comparison, restructure final part
6906 to simplify conditionals.
6908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6910 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6911 * dojump.c (do_jump): Change handling of floating-point
6912 ops to use just do_compare_and_jump.
6913 (split_comparison): New.
6914 (do_compare_rtx_and_jump): Add here logic coming previously
6915 in do_jump, using split_comparison.
6917 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6920 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6922 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6924 * tree-ssa-alias.c: Fix unintentional commit.
6926 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6928 * passes.c (execute_one_pass): Fix unintentional commit.
6930 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6932 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6933 (df_rd_local_compute, df_md_local_compute): Inline them.
6935 (df_md_scratch): New.
6936 (df_md_alloc, df_md_free): Allocate/free it.
6937 (df_md_local_compute): Only include live registers in init.
6938 (df_md_transfer_function): Prune the in-set computed by
6939 the confluence function, and the gen-set too.
6941 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6943 PR rtl-optimization/26854
6944 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6945 * df-problems.c (df_rd_add_problem): Fix comment.
6946 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6947 df_md_simulate_artificial_defs_at_top,
6948 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6949 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6950 df_md_transfer_function, df_md_init, df_md_confluence_0,
6951 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6952 problem_MD, df_md_add_problem): New.
6953 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6954 df_md_get_bb_info): New.
6955 (DF_LAST_PROBLEM_PLUS1): Adjust.
6957 * Makefile.in (fwprop.o): Include domwalk.h.
6958 * fwprop.c: Include domwalk.h.
6959 (reg_defs, reg_defs_stack): New.
6960 (bitmap_only_bit_between): Remove.
6961 (process_defs): New.
6962 (process_uses): Use reg_defs and local_md instead of
6963 bitmap_only_bit_between and local_rd.
6964 (single_def_use_enter_block): New, from build_single_def_use_links.
6965 (single_def_use_leave_block): New.
6966 (build_single_def_use_links): Remove code moved to
6967 single_def_use_enter_block, invoke domwalk.
6968 (use_killed_between): Adjust comment.
6970 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6972 * bitmap.h (bitmap_ior_and_into): New.
6973 * bitmap.c (bitmap_ior_and_into): New.
6975 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6977 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6978 before_dom_children_before_stmts and after_dom_children_after_stmts.
6979 Rename the two remaining callbacks to just before_dom_children and
6980 after_dom_children. Remove other GIMPLE statement walking bits.
6981 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6982 * graphite.c: Do not include domwalk.h.
6983 * tree-into-ssa.c (interesting_blocks): New global.
6984 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6985 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6986 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6987 now that they're not domwalk callbacks.
6988 (rewrite_initialize_block): Rename to...
6989 (rewrite_enter_block): ... this, place after called functions. Test
6990 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6991 (rewrite_finalize_block): Rename to...
6992 (rewrite_leave_block): ... this, place after called functions.
6993 (rewrite_update_init_block): Rename to...
6994 (rewrite_update_enter_block): ... this, place after called functions.
6995 Test interesting_blocks, call rewrite_update_stmt and
6996 rewrite_update_phi_arguments.
6997 (rewrite_update_fini_block): Rename to...
6998 (rewrite_leave_block): ... this, place after called functions.
6999 (rewrite_blocks): Remove last argument, simplify initialization of
7001 (mark_def_sites_initialize_block): Rename to...
7002 (mark_def_sites_block): ... this, call mark_def_sites.
7003 (mark_def_sites_blocks): Remove argument, simplify initialization of
7005 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7006 (update_ssa): Likewise.
7007 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7009 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7010 (dom_opt_initialize_block): Rename to...
7011 (dom_opt_enter_block): ... this, place after called functions. Walk
7012 statements here, inline propagate_to_outgoing_edges.
7013 (dom_opt_finalize_block): Rename to...
7014 (dom_opt_leave_block): ... this, place after called functions.
7015 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7017 (dse_enter_block, dse_record_phi): New.
7018 (dse_record_phis): Delete.
7019 (dse_finalize_block): Rename to...
7020 (dse_leave_block): ... this.
7021 (tree_ssa_dse): Simplify initialization of walk_data.
7022 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7023 Adjust initialization of walk_data.
7024 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7025 * tree-ssa-loop-phiopt.c (get_non_trapping):
7026 Adjust initialization of walk_data.
7027 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7028 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7029 it's not a domwalk callback.
7030 (uncprop_initialize_block): Rename to...
7031 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7032 (dse_finalize_block): Rename to...
7033 (dse_leave_block): ... this.
7034 (tree_ssa_uncprop): Simplify initialization of walk_data.
7035 * Makefile.in: Adjust dependencies.
7037 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7039 * arm.md (casesi): Fix test for Thumb1.
7040 (thumb1_casesi_internal_pic): Likewise.
7041 (thumb1_casesi_dispatch): Likewise.
7043 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7045 * config/arm/arm-cores.def: Added core cortex-m0.
7046 * config/arm/arm-tune.md: Regenerated.
7047 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7049 2009-06-26 DJ Delorie <dj@redhat.com>
7051 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7053 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7054 the scheduler doesn't tag jump insns.
7056 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7058 * c-decl.c (merge_decls): Re-indent.
7060 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7063 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7064 Special-case decimal float constants.
7066 2009-06-26 Richard Henderson <rth@redhat.com>
7068 * function.h (struct function): Add cannot_be_copied_reason,
7069 and cannot_be_copied_set.
7070 * tree-inline.c (has_label_address_in_static_1): Rename from
7071 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7072 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7073 don't set inline_forbidden_reason.
7074 (copy_forbidden): New function, split out of inline_forbidden_p.
7075 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7076 (inline_forbidden_p): Use copy_forbidden.
7077 (tree_versionable_function_p): Likewise.
7078 (inlinable_function_p): Merge into tree_inlinable_function_p.
7079 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7080 * ipa-cp.c (ipcp_versionable_function_p): New function.
7081 (ipcp_cloning_candidate_p): Use it.
7082 (ipcp_node_modifiable_p): Likewise.
7084 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7086 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7087 that is marked not to be inlined. Remove flag_mudflap use.
7088 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7089 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7091 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7094 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7095 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7097 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7099 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7101 (__mingwthr_remove_key_dtor): Likewise.
7103 2009-06-26 Richard Guenther <rguenther@suse.de>
7105 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7107 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7110 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7111 try the non-cond_exec path also.
7113 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7116 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7117 (output_cbranch): Use new functions.
7118 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7121 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7122 Pat Haugen <pthaugen@us.ibm.com>
7123 Revital Eres <ERES@il.ibm.com>
7125 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7126 for %c error. Add %x support to print VSX registers as a unified
7127 register set, instead of separate float and altivec registers.
7128 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7129 %y case, and add support for VSX pre-modify addresses.
7130 (output_toc): Add assert for CONST containing an integer constant
7132 (rs6000_adjust_cost): Add POWER7 support.
7133 (insn_must_be_first_in_group): Ditto.
7134 (insn_must_be_last_in_group): Ditto.
7135 (rs6000_emit_popcount): Ditto.
7136 (rs6000_vector_mode_supported_p): Ditto.
7138 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7139 Change some of the functions called by macros to being called
7140 through a pointer, so debug functions can be inserted if
7141 -mdebug=addr or -mdebug=cost.
7142 (rs6000_preferred_reload_class_ptr): Ditto.
7143 (rs6000_secondary_reload_class_ptr): Ditto.
7144 (rs6000_secondary_memory_needed_ptr): Ditto.
7145 (rs6000_cannot_change_mode_class_ptr): Ditto.
7146 (rs6000_secondary_reload_inner): Ditto.
7147 (rs6000_legitimize_reload_address): Ditto.
7148 (rs6000_legitimize_reload_address_ptr): Ditto.
7149 (rs6000_mode_dependent_address): Ditto.
7150 (rs6000_mode_dependent_address_ptr): Ditto.
7152 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7153 function to return true if the mode allows reg + integer
7155 (virtual_stack_registers_memory_p): New function to return true if
7156 the address refers to a virtual stack register.
7157 (rs6000_legitimate_offset_address_p): Move code to say whether a
7158 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7160 (rs6000_legitimate_address_p): Add checks for modes that only can
7161 do reg+reg addressing. Start adding VSX support.
7162 (rs6000_legitimize_reload_address): Ditto.
7163 (rs6000_legitimize_address): Ditto.
7164 (rs6000_debug_legitimate_address_p): New debug functions for
7165 -mdebug=addr and -mdebug=cost.
7166 (rs6000_debug_rtx_costs): Ditto.
7167 (rs6000_debug_address_costs): Ditto.
7168 (rs6000_debug_adjust_cost): Ditto.
7169 (rs6000_debug_legitimize_address): Ditto.
7170 (rs6000_legitimize_reload_address_ptr): Point to call normal
7171 function or debug function. Make functions called via pointer
7173 (rs6000_mode_dependent_address_ptr): Ditto.
7174 (rs6000_secondary_reload_class_ptr): Ditto.
7175 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7176 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7177 into a friendlier error.
7178 (rs6000_init_builtins): Add initial VSX support.
7179 (rs6000_adjust_cost): Fix some spacing issues.
7181 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7182 (REG_CLASS_NAMES): Ditto.
7183 (REG_CLASS_CONTENTS): Ditto.
7184 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7185 pointer, to add -mdebug=addr support.
7186 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7187 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7188 -mdebug=addr support.
7189 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7190 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7191 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7193 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7195 (bswapsi*): Set attribute types for load/store. Add combiner
7196 patterns to eliminate zero extend on 64-bit.
7197 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7198 stdbrx if the hardware supports those instructions.
7200 2009-06-25 Ian Lance Taylor <iant@google.com>
7202 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7203 (Link Options): Document -static-libstdc++.
7205 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7208 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7209 DATA_ALIGNMENT instead.
7211 2009-06-25 Richard Guenther <rguenther@suse.de>
7213 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7214 indirect references against the callused/escaped solutions.
7215 (call_may_clobber_ref_p_1): Likewise.
7217 2009-06-25 Martin Jambor <mjambor@suse.cz>
7219 PR tree-optimization/40493
7220 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7221 (enum unscalarized_data_handling): New type.
7222 (handle_unscalarized_data_in_subtree): Return what has been done.
7223 (load_assign_lhs_subreplacements): Handle left flushes differently.
7224 (sra_modify_assign): Use unscalarized_data_handling, simplified
7225 condition determining whether to remove the statement.
7227 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7229 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7230 excerpt - @ should be doubled for texinfo.
7232 2009-06-24 Ian Lance Taylor <iant@google.com>
7234 * config/arc/arc.c: Include "df.h".
7235 (arc_attribute_table): Make static. Move higher in file.
7236 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7237 (output_shift): Initialize n later to avoid warning.
7238 * config/arm/arm.c (arm_attribute_table): Make static. Move
7240 * config/avr/avr.c (avr_attribute_table): Make static. Move
7242 (reg_class_tab): Change array type from int to enum reg_class.
7243 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7245 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7246 (lshrhi3_out): Likewise.
7247 (class_likely_spilled_p): Change return type to bool.
7248 (avr_rtx_costs): Use local code variable with enum type.
7249 * config/avr/avr.md (movmemhi): Use add_reg_note.
7250 (andhi3, andsi3): Don't use AS2 with "and".
7251 (iorhi3, iorsi3): Don't use AS2 with "or".
7252 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7253 * config/crx/crx.c: Include "df.h".
7254 (crx_attribute_table): Make static.
7255 * config/m32r/m32r.c: Include "df.h".
7256 (m32r_attribute_table): Make static. Move higher in file.
7257 (pop): Use add_reg_note.
7258 (block_move_call): Change 0 to LCT_NORMAL in function call.
7259 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7260 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7261 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7262 declare, not just when TREE_CODE is defined.
7263 * config/m68hc11/m68hc11.c: Include "expr.h".
7264 (m68hc11_attribute_table): Make static. Move higher in file.
7265 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7267 (m68hc11_register_indirect_p): Likewise.
7268 (m68hc11_function_arg_padding): Change return type to enum
7270 (emit_move_after_reload): Use add_reg_note.
7271 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7272 (m68hc11_split_logical): Likewise.
7273 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7275 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7276 to VOIDmode in function call.
7277 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7279 (m68hc11_split_logical): Update declaration.
7280 (m68hc11_function_arg_padding): Update declaration.
7281 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7282 to array of enum reg_class.
7283 (mcore_attribute_table): Make static. Move higher in file.
7284 (mcore_rtx_costs): Add cast to enum type.
7285 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7286 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7287 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7289 * config/sh/predicates.md (trapping_target_operand): Rename and to
7291 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7293 * config/spu/spu.c (spu_attribute_table): Make static. Move
7295 * config/v850/v850.c (v850_attribute_table): Make static. Move
7297 (v850_rtx_costs): Use local code with enum type.
7298 (expand_epilogue): Add cast.
7299 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7301 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7304 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7305 -m2a-single-only and -m2a-nofpu.
7306 * config/sh/sh.opt: Document m2a generates FPU code.
7308 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7310 * defaults.h (CAN_ELIMINATE): Provide default.
7311 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7312 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7313 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7314 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7315 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7316 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7317 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7318 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7319 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7320 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7322 2009-06-24 DJ Delorie <dj@redhat.com>
7324 * mep-ext-cop.cpu: Fix copyright notice.
7325 * mep-default: Fix copyright notice.
7326 * mep-core: Fix copyright notice.
7327 * mep: Fix copyright notice.
7328 * mep-ivc2: Fix copyright notice.
7329 * mep-c5: Fix copyright notice.
7331 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7333 * doc/contrib.texi (Contributors):
7335 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7338 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7339 src and dst operands if necessary.
7341 2009-06-23 DJ Delorie <dj@redhat.com>
7344 * config.gcc: Add mep support.
7345 * recog.c: Resurrect validate_replace_rtx_subexp().
7346 * recog.h: Likewise.
7347 * config/mep/: Add new port:
7348 * config/mep/constraints.md: New file.
7349 * config/mep/default.h: New file.
7350 * config/mep/intrinsics.h: New file.
7351 * config/mep/intrinsics.md: New file.
7352 * config/mep/ivc2-template.h: New file.
7353 * config/mep/mep-c5.cpu: New file.
7354 * config/mep/mep-core.cpu: New file.
7355 * config/mep/mep-default.cpu: New file.
7356 * config/mep/mep-ext-cop.cpu: New file.
7357 * config/mep/mep-intrin.h: New file.
7358 * config/mep/mep-ivc2.cpu: New file.
7359 * config/mep/mep-lib1.asm: New file.
7360 * config/mep/mep-lib2.c: New file.
7361 * config/mep/mep-pragma.c: New file.
7362 * config/mep/mep-protos.h: New file.
7363 * config/mep/mep-tramp.c: New file.
7364 * config/mep/mep.c: New file.
7365 * config/mep/mep.cpu: New file.
7366 * config/mep/mep.h: New file.
7367 * config/mep/mep.md: New file.
7368 * config/mep/mep.opt: New file.
7369 * config/mep/predicates.md: New file.
7370 * config/mep/t-mep: New file.
7372 2009-06-23 Ian Lance Taylor <iant@google.com>
7374 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7375 from loose_warn into c_loose_warn and from strict_warn into
7376 c_strict_warn. Set and substitute warn_cxxflags. Check for
7377 --enable-build-with-cxx. Set and substitute
7378 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7379 * Makefile.in (CXXFLAGS): New variable.
7380 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7381 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7382 the default is the same as $(STRICT_WARN).
7383 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7384 (CXX): New variable.
7385 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7386 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7387 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7388 (HOST_LIBS): New variable.
7389 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7390 (ALL_CXXFLAGS): New variable.
7391 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7392 * doc/install.texi (Configuration): Document
7393 --enable-build-with-cxx, --with-stage1-ldflags,
7394 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7395 * configure: Rebuild.
7397 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7399 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7400 from previous commit.
7402 2009-06-23 Ian Lance Taylor <iant@google.com>
7404 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7406 2009-06-23 Ian Lance Taylor <iant@google.com>
7408 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7409 with ATTRIBUTE_UNUSED.
7411 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7412 Pat Haugen <pthaugen@us.ibm.com>
7413 Revital Eres <eres@il.ibm.com>
7415 * config.in (HAVE_AS_POPCNTD): Add default definition.
7416 (HAVE_AS_LWSYNC): Ditto.
7418 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7420 (gcc_cv_as_powerpc_cmpb): Ditto.
7421 (gcc_cv_as_powerpc_dfp): Ditto.
7422 (gcc_cv_as_powerpc_vsx): Ditto.
7423 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7424 supporting the popcntd/lwsync instructions.
7425 (gcc_cv_as_powerpc_lwsync): Ditto.
7426 * configure: Regenerate.
7428 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7429 -mcpu=native and -mcpu=power7.
7430 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7432 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7433 a variable instead of a mask to reduce the number of mask bits.
7434 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7435 (-mbit-word): Ditto.
7436 (-mregnames): Ditto.
7437 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7438 (-mfused-madd): Ditto.
7440 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7442 (-mvsx): New switch for VSX instructions.
7443 (-misel): Move from a variable to a mask to allow it to be set by
7446 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7447 function declaration to an array declaration.
7448 (rs6000_hard_regno_nregs): New external array declaration.
7450 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7451 files included by rs6000.md.
7453 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7454 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7456 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7458 (rs6000_debug_reg): New -mdebug= variables.
7459 (rs6000_debug_addr): Ditto.
7460 (rs6000_debug_cost): Ditto.
7461 (rs6000_pmode): New variable to hold Pmode.
7462 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7463 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7464 calculated at compiler start.
7465 (rs6000_hard_regno_nregs): Change function to an array which holds
7466 HARD_REGNO_NREGS calculated at compiler start.
7467 (rs6000_explicit_options): Delete isel field.
7468 (rs6000_vector_unit): New array to hold which vector unit
7469 supports arithmetic options for a given type.
7470 (rs6000_vector_mem): New array to hold which vector unit supports
7471 memory reference operations for a given type.
7472 (rs6000_vector_align): New array to given the alignment of each
7474 (power7_cost): New basic costs for power7.
7475 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7476 (rs6000_hard_regno_nregs_internal): New function, moved from
7477 HARD_REGNO_NREGS, to calculate the number of registers each hard
7478 register takes for each type.
7479 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7480 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7481 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7482 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7483 unit information here so it is calculated once at compiler startup
7485 (rs6000_override_options): Make -misel a target mask. Add more
7486 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7487 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7489 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7490 (rs6000_handle_option): Move -misel from variable to target mask.
7491 (rs6000_builtin_mask_for_load): Add VSX support.
7492 (rs6000_conditional_register_usage): Ditto.
7493 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7494 (function_arg_boundary): Ditto.
7495 (rs6000_expand_builtin): Ditto.
7496 (def_builtin): Make abort message a little friendlier.
7497 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7499 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7500 assembler support the popcntd instruction instead of a vsx
7501 instruction to enable power7 support.
7502 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7503 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7504 option to the assembler if -mcpu=native.
7505 (ASM_CPU_NATIVE_SPEC): Ditto.
7506 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7508 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7509 the lwsync instruction.
7510 (enum processor_type): Add PROCESSOR_POWER7.
7511 (rs6000_debug_reg): New -mdebug= options.
7512 (rs6000_debug_addr): Ditto.
7513 (rs6000_debug_cost): Ditto.
7514 (rs6000_isel): Delete.
7515 (enum rs6000_vector): New enum to say what vector unit we have.
7516 (VECTOR_UNIT_*): New macros to say which vector unit has
7517 arithmetic operations for a given type.
7518 (VECTOR_MEM_*): New macros to say which vector unit has memory
7519 operations for a given type.
7520 (TARGET_LDBRX): Whether the machine supports the ldbrx
7522 (TARGET_ISEL): Delete, -misel moved to be a mask.
7523 (TARGET_ISEL64): New macro for 64-bit isel support.
7524 (UNITS_PER_VSX_WORD): New macro.
7525 (POINTER_SIZE): Move to be an external variable, rather than
7526 calculating whether we are generating 32 ot 64-bit code.
7528 (STACK_BOUNDARY): Add VSX support.
7529 (LOCAL_ALIGNMENT): Ditto.
7530 (SLOW_UNALIGNED_ACCESS): Ditto.
7531 (VSX_REGNO_P): New macro for VSX support.
7532 (VFLOAT_REGNO_P): Ditto.
7533 (VINT_REGNO_P): Ditto.
7534 (VLOGICAL_REGNO_P): Ditto.
7535 (VSX_VECTOR_MODE): Ditto.
7536 (VSX_SCALAR_MODE): Ditto.
7538 (VSX_MOVE_MODE): Ditto.
7539 (VSX_REG_CLASS_P): Ditto.
7540 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7542 (UNITS_PER_SIMD_WORD): Add VSX support.
7543 (MODES_TIEABLE_P): Ditto.
7544 (STARTING_FRAME_OFFSET): Ditto.
7545 (STACK_DYNAMIC_OFFSET): Ditto.
7546 (EPILOGUE_USES): Ditto.
7547 (REGNO_REG_CLASS): Move to array lookup.
7548 (CLASS_MAX_NREGS): Ditto.
7549 (rs6000_vector_reg_class): Add declaration.
7550 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7551 overlap with the floating point and Altivec registers.
7553 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7555 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7556 give the appropriate asm switches if -mcpu=native.
7557 (host_detect_local_cpu): Add support for "asm".
7558 (host_detect_local_cpu): Follow GNU code guidelines for name.
7560 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7561 -mbit-word to a variable instead of being a target mask.
7563 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7564 emit the lwsync instruction instead of emitting the instruction as
7565 an integer constant.
7567 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7568 fixuns_trundfsi2, move expander into rs6000.md.
7570 * config/rs6000/rs6000.md (cpu): Add power7.
7571 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7572 (logical predicate patterns): Change the single instruction
7573 primitives that set CR0 to be fast_compare instead of compare.
7575 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7576 (popcntddi2): Ditto.
7577 (popcount<mode>): Ditto.
7578 (floating multiply/add insns): Name the floating point
7580 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7581 (isel_unsigned_<mode>): Ditto.
7582 (fixuns_trundfsi2): Move expander here from spe.md.
7583 (smindi3): Define if we have -misel on 64-bit systems.
7588 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7590 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7592 * config/avr/avr.c (avr_current_device): New variable.
7593 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7594 (avr_arch, mcu_type_s): Move to avr.h.
7595 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7596 default_data_section_start fields.
7597 (avr_arch): Moved from avr.c.
7598 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7599 library_name fields.
7600 (avr_current_device, avr_mcu_types, avr_arch_types,
7601 avr_device_to_arch, avr_device_to_data_start,
7602 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7603 (EXTRA_SPEC_FUNCTIONS): Define.
7604 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7605 options mapping. Use device_to_arch and device_to_data_start insted.
7606 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7607 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7608 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7609 * config/avr/driver-avr.c: New file.
7610 * config/avr/avr-devices.c: New file.
7612 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7614 * var-tracking.c (unshare_variable): Force initialized to
7615 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7616 (set_variable_part): Likewise.
7617 (struct variable_union_info): Remove pos_src field.
7618 (vui_vec, vui_allocated): New variables.
7619 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7620 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7621 == 1 use a simpler sorting algorithm. Compute pos field right
7622 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7623 Avoid quadratic comparison if !flag_var_tracking_uninit.
7624 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7625 unshare_variable unconditionally.
7626 (dataflow_set_different_2): Removed.
7627 (dataflow_set_different): Don't traverse second hash table.
7628 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7629 unconditionally to var_reg_set or var_mem_set.
7630 (emit_notes_in_bb): Likewise.
7631 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7633 (emit_note_insn_var_location): Don't set initialized to
7634 VAR_INIT_STATUS_INITIALIZED early.
7635 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7637 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7639 * tree-object-size.c (addr_object_size): Instead of checking
7640 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7641 are no FIELD_DECLs following it.
7643 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7645 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7646 order to match bswaps with signed source operands.
7648 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7650 * sdbout.c (sdbout_one_type): Fix braces in switch.
7652 2009-06-23 Richard Guenther <rguenther@suse.de>
7654 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7656 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7657 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7658 var_callused, callused_tree, var_storedanything, storedanything_tree,
7659 var_integer, integer_tree): Remove global variables.
7660 (new_var_info): Do not pass new id, append the new var to the
7661 global variable vector.
7662 (do_ds_constraint): Use is_global_var member of the variable-info.
7663 (new_scalar_tmp_constraint_exp): Adjust.
7664 (create_function_info_for): Likewise.
7665 (create_variable_info_for): Likewise.
7666 (find_what_var_points_to): Remove dead code.
7667 (init_base_vars): Simplify.
7668 (compute_points_to_sets): Adjust.
7670 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7672 * combine.c (try_combine): Dump information about the insns we're
7675 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7677 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7678 check when calling force_to_mode on TRUNCATE's operand.
7680 2009-06-22 Ian Lance Taylor <iant@google.com>
7682 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7684 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7686 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7688 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7690 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7691 override library linkage flags such as -static-libgcc or
7694 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7696 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7698 2009-06-22 Ian Lance Taylor <iant@google.com>
7700 * config/linux.opt: Put mglibc ahead of muclibc.
7702 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7703 for duplicate decls.
7705 2009-06-22 Matthias Klose <doko@ubuntu.com>
7707 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7709 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7712 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7713 instead of NULL if a parser error occurs.
7715 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7717 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7718 non-DWARF2_DEBUGGING_INFO version.
7720 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7722 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7723 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7725 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7726 (LIBGCC2_TF_CEXT): Define.
7729 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7732 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7734 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7736 * config/arm/arm.c (arm_override_options): Disable
7737 -mcaller-super-interworking and -mcallee-super-interworking.
7738 * doc/invoke.texi (ARM Options): Document this.
7740 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7742 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7743 * config/arm/constraints.md (j): New constraint for movw operands.
7744 (N): Remove thumb2 meaning.
7745 * config/arm/arm.md (*arm_movw): Delete.
7746 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7747 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7748 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7750 2009-06-22 Martin Jambor <mjambor@suse.cz>
7752 PR tree-optimization/40492
7753 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7754 build_ref_for_offset.
7756 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7758 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7759 JUMP_TABLE_DATA_P predicates where applicable.
7760 * auto-inc-dec.c: Ditto.
7761 * builtins.c: Ditto.
7762 * caller-save.c: Ditto.
7764 * cfgcleanup.c: Ditto.
7765 * cfglayout.c: Ditto.
7768 * combine-stack-adj.c: Ditto.
7774 * dwarf2asm.c: Ditto.
7775 * dwarf2out.c: Ditto.
7776 * emit-rtl.c: Ditto.
7782 * function.c: Ditto.
7785 * genpreds.c: Ditto.
7786 * genrecog.c: Ditto.
7788 * ira-costs.c: Ditto.
7789 * ira-lives.c: Ditto.
7792 * lower-subreg.c: Ditto.
7793 * modulo-sched.c: Ditto.
7795 * postreload.c: Ditto.
7796 * print-rtl.c: Ditto.
7805 * sched-vis.c: Ditto.
7807 * sel-sched-ir.c: Ditto.
7808 * simplify-rtx.c: Ditto.
7809 * targhooks.c: Ditto.
7810 * var-tracking.c: Ditto.
7811 * vmsdbgout.c: Ditto.
7813 2009-06-22 Matthias Klose <doko@ubuntu.com>
7815 * Makefile.in (install-plugin): Always use DESTDIR.
7817 2009-06-22 Olivier Hainque <hainque@adacore.com>
7819 * config/pa/pa.c (output_call): Don't optimize post call jumps
7820 into return address adjustments if the call may throw.
7822 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7824 * arm.c (thumb1_output_casesi): New function.
7825 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7826 optimizing for size or PIC.
7827 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7828 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7829 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7830 (thumb1_casesi_internal_pic): New expand rule.
7831 (thumb1_casesi_dispatch): New pattern.
7832 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7834 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7835 in the text seciton when PIC or optimizing for size.
7836 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7837 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7838 preservation properties of code.
7839 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7840 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7841 (__gnu_thumb1_case_si): New function.
7842 * t-arm (LIB1ASMSRC): Define here.
7843 (LIB1ASMFUNCS): Add some common functions.
7844 * t-arm-elf (LIB1ASMSRC): Delete.
7845 (LIB1ASMFUNCS): Append to existing set.
7846 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7847 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7848 * t-symbian (LIB1ASMFUNCS): Likewise.
7849 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7850 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7852 2009-06-21 Richard Guenther <rguenther@suse.de>
7854 PR tree-optimization/38729
7855 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7856 to loops with a single exit if -fno-expensive-optimizations.
7858 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7860 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7861 (dataflow_set): Change vars type from htab_t to shared_hash.
7862 (shared_hash_pool, empty_shared_hash): New variables.
7863 (vars_clear): Removed.
7864 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7865 shared_hash_find_slot_unshare, shared_hash_find_slot,
7866 shared_hash_find_slot_noinsert, shared_hash_find): New
7868 (shared_hash_unshare, shared_hash_destroy): New functions.
7869 (unshare_variable): Unshare set->vars if shared, use
7871 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7872 (get_init_value, find_src_set_src, dump_dataflow_set,
7873 clobber_variable_part, emit_notes_for_differences): Use
7875 (dataflow_set_init): Remove second argument, set vars to
7876 empty_shared_hash instead of creating a new htab.
7877 (dataflow_set_clear): Call shared_hash_destroy and set vars
7878 to empty_shared_hash instead of calling vars_clear.
7879 (dataflow_set_copy): Don't call vars_copy, instead just share
7880 the src htab with dst.
7881 (variable_union): Use shared_hash_*, use initially NO_INSERT
7882 lookup if set->vars is shared. Don't keep slot cleared before
7883 calling unshare_variable. Unshare set->vars if needed.
7884 Even ->refcount == 1 vars must be unshared if set->vars is shared
7885 and var needs to be modified.
7886 (variable_canonicalize): New function.
7887 (dataflow_set_union): If dst->vars is empty, just share src->vars
7888 with dst->vars and traverse with variable_canonicalize to canonicalize
7889 and unshare what is needed.
7890 (dataflow_set_different): If old_set and new_set use the same shared
7891 htab, they aren't different. If number of htab elements is different,
7892 htabs are different. Use shared_hash_*.
7893 (dataflow_set_destroy): Call shared_hash_destroy instead of
7895 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7896 second argument to dataflow_set_init.
7897 (vt_initialize): Likewise. Initialize shared_hash_pool and
7898 empty_shared_hash, move bb in/out initialization afterwards.
7899 Use variable_htab_free instead of NULL as changed_variables del hook.
7900 (variable_was_changed): Change type of second argument to pointer to
7901 dataflow_set. When inserting var into changed_variables, bump
7902 refcount. Unshare set->vars if set is shared htab and slot needs to
7904 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7905 lookup if set->vars is shared. Unshare set->vars if needed.
7906 Even ->refcount == 1 vars must be unshared if set->vars is shared
7907 and var needs to be modified. Adjust variable_was_changed caller.
7908 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7909 vars must be unshared if set->vars is shared and var needs to be
7910 modified. Adjust variable_was_changed caller.
7911 (emit_note_insn_var_location): Don't pool_free var.
7912 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7914 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7915 free_alloc_pool on shared_hash_pool.
7917 2009-06-20 Anthony Green <green@moxielogic.com>
7919 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7920 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7922 2009-06-20 Richard Guenther <rguenther@suse.de>
7924 * tree-ssa-structalias.c (find_func_aliases): For memset use
7925 a constraint from NULL if we memset to zero.
7926 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7927 we explicitly handle that do not read from memory.
7928 (call_may_clobber_ref_p_1): Properly handle builtins that may
7931 2009-06-20 Richard Guenther <rguenther@suse.de>
7933 PR tree-optimization/40495
7934 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7935 (new_scalar_tmp_constraint_exp): New function.
7936 (process_constraint): Do not create temporary decls.
7937 (process_all_all_constraints): Likewise.
7938 (handle_const_call): Likewise.
7939 (create_function_info_for): Do not set decl.
7941 2009-06-19 Ian Lance Taylor <iant@google.com>
7943 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7944 (rs6000_attribute_table): Make static; move before use.
7946 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7948 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7949 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7950 Propagate the TREE_READONLY flag without overwriting it.
7951 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7952 Propagate the TREE_READONLY flag onto the result.
7953 (process_call_operands): Move around. Use correct constant value.
7955 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7958 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7959 * config/arm/arm.md: Likewise.
7961 2009-06-19 Ian Lance Taylor <iant@google.com>
7963 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7964 to GIMPLE_ERROR_MARK.
7966 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7967 op2_original_type parameters. Warn about using different enum types.
7968 * c-parser.c (c_parser_conditional_expression): Pass original
7969 types to build_conditional_expr.
7970 * c-tree.h (build_conditional_expr): Update declaration.
7972 2009-06-19 Ian Lance Taylor <iant@google.com>
7974 * config/i386/i386.c (ix86_function_specific_save): Test that
7975 fields match values, rather than testing the values are in a
7978 2009-06-19 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7982 (ptr_derefs_may_alias_p): Likewise.
7983 (ptr_deref_may_alias_ref_p_1): New function.
7984 (ptr_deref_may_alias_ref_p): Likewise.
7985 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7986 covered by looking at the ESCAPED solution.
7987 (call_may_clobber_ref_p_1): Likewise.
7988 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7989 Handle NULL_TREE offset. Do not produce redundant constraints.
7990 (process_all_all_constraints): New helper function.
7991 (do_structure_copy): Use it.
7992 (handle_lhs_call): Likewise.
7993 (find_func_aliases): Handle some builtins with pointer arguments
7994 and/or return values explicitly.
7996 2009-06-19 Ian Lance Taylor <iant@google.com>
7998 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8000 2009-06-19 Ian Lance Taylor <iant@google.com>
8002 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8004 2009-06-19 Ian Lance Taylor <iant@google.com>
8006 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8007 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8010 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8011 uninitialized const.
8013 2009-06-19 Ian Lance Taylor <iant@google.com>
8015 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8018 * c-decl.c (in_struct, struct_types): Remove.
8019 (struct c_binding): Add in_struct field.
8020 (c_binding_ptr): Define type, along with VEC.
8021 (struct c_struct_parse_info): Define.
8022 (struct_parse_info): New static variable.
8023 (bind): Initialize in_struct field.
8024 (start_struct): Remove enclosing_in_struct and
8025 enclosing_struct_types parameters. Add
8026 enclosing_struct_parse_info parameter. Change all callers. Set
8027 struct_parse_info rather than in_struct and struct_types.
8028 (grokfield): If -Wc++-compat and there is a symbol binding for the
8029 field name, set the in_struct flag and push it on the
8030 struct_parse_info->fields vector.
8031 (warn_cxx_compat_finish_struct): New static function.
8032 (finish_struct): Remove enclosing_in_struct and
8033 enclosing_struct_types parameters. Add
8034 enclosing_struct_parse_info parameter. Change all callers. Don't
8035 set C_TYPE_DEFINED_IN_STRUCT here. Call
8036 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8037 parameter. Only push on struct_types if warn_cxx_compat.
8038 (finish_enum): Only push on struct_types if warn_cxx_compat.
8039 (declspecs_add_type): Add loc parameter. Change all callers.
8040 Change all error calls to error_at. Pass loc, not input_location,
8041 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8042 defined in a struct. If -Wc++-compat and parsing a struct, record
8043 that a typedef name was used.
8044 * c-parser.c (c_parser_declspecs): Get location to pass to
8046 (c_parser_struct_or_union_specifier): Update calls to start_struct
8048 * c-tree.h (struct c_struct_parse_info): Declare.
8049 (finish_struct, start_struct): Update declarations.
8050 (declspecs_add_type): Update declaration.
8052 2009-06-19 Ian Lance Taylor <iant@google.com>
8054 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8055 variable with an anonymous type.
8057 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8059 * see.c: Remove for real.
8061 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8063 * optabs.h (enum optab_index): Add new OTI_significand.
8064 (significand_optab): Define corresponding macro.
8065 * optabs.c (init_optabs): Initialize significand_optab.
8066 * genopinit.c (optabs): Implement significand_optab using
8067 significand?f2 patterns.
8068 * builtins.c (expand_builtin_mathfn): Handle
8069 BUILT_IN_SIGNIFICAND{,F,L}.
8070 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8071 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8073 * config/i386/i386.md (significandxf2, significand<mode>2): New
8074 expanders to implement significandf, significand and significandl
8075 built-ins as inline x87 intrinsics.
8077 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8079 * config/avr/avr.c (avr_override_options): Remove setting value of
8080 PARAM_INLINE_CALL_COST.
8082 2009-06-18 Richard Henderson <rth@redhat.com>
8085 * tree-pass.h (TDF_ASMNAME): New.
8086 * tree-dump.c (dump_options): Add asmname.
8087 * doc/invoke.texi: Document it.
8089 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8090 (dump_decl_name): ...here.
8091 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8092 (dump_generic_node): Update dump_function_name calls.
8093 (print_call_name): New flags arg; update all dump calls.
8094 * diagnostic.h (print_call_name): Update.
8095 * gimple-pretty-print.c (dump_gimple_call): Update.
8097 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8100 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8102 2009-06-18 Diego Novillo <dnovillo@google.com>
8104 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8105 * plugin.c (str_license): Declare.
8106 (try_init_one_plugin): Assert that the symbol
8107 'plugin_is_GPL_compatible' exists.
8109 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8112 * Makefile.in (OBJS-common): Remove see.o.
8114 * common.opt (fsee): Mark as preserved for backward compatibility.
8115 * opts.c (common_handle_option): Add OPT_fsee to the backward
8116 compatibility section.
8117 * passes.c (init_optimization_passes, pass_see): Remove pass.
8118 * timevar.def (TV_SEE): Remove.
8119 * tree-pass.h (pass_see): Remove declaration.
8120 * doc/invoke.texi (-fsee): Remove documentation.
8122 2009-06-18 Martin Jambor <mjambor@suse.cz>
8124 * tree-sra.c: Include statistics.h
8125 (sra_stats): New variable.
8126 (sra_initialize): Clear sra_stats.
8127 (create_access_replacement): Increment sra_stats.replacements.
8128 (get_access_replacement): Do not return twice.
8129 (analyze_all_variable_accesses): Increment statistics counter by the
8130 number of scalarized aggregates.
8131 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8132 (sra_modify_expr): Increment sra_stats.exprs.
8133 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8134 (sra_modify_assign): Increment sra_stats.exprs,
8135 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8136 (perform_intra_sra): Update statistics counters.
8137 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8139 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8141 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8142 (arm_scalar_mode_supported_p): New function.
8144 2009-06-18 Paul Brook <paul@codesourcery.com>
8145 Sandra Loosemore <sandra@codesourcery.com>
8147 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8148 (__extendhfsf2, __truncsfhf2): Define.
8149 * config/arm/fp16.c: New file.
8150 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8151 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8153 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8155 * doc/extend.texi (Half-Precision): New section.
8156 * doc/invoke.texi (Option Summary): List -mfp16-format.
8157 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8158 * config/arm/arm.opt (mfp16-format=): New.
8159 * config/arm/arm.c: Include intl.h.
8160 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8161 (TARGET_INVALID_RETURN_TYPE): Redefine.
8162 (TARGET_PROMOTED_TYPE): Redefine.
8163 (TARGET_CONVERT_TO_TYPE): Redefine.
8164 (arm_fp16_format): Define.
8165 (all_fpus): Add entry for neon-fp16.
8166 (fp_model_for_fpu): Likewise.
8167 (struct fp16_format): Declare.
8168 (all_fp16_formats): Define.
8169 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8171 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8173 (arm_legitimate_index_p): Treat HFmode like HImode.
8174 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8175 (coproc_secondary_reload_class): Special-case HFmode.
8176 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8177 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8178 (arm_init_fp16_builtins): New.
8179 (arm_init_builtins): Call it.
8180 (arm_invalid_parameter_type): New.
8181 (arm_invalid_return_type): New.
8182 (arm_promoted_type): New.
8183 (arm_convert_to_type).
8184 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8186 (arm_emit_fp16_const): New function.
8187 (arm_mangle_type): Mangle __fp16 as "Dh".
8188 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8190 (TARGET_NEON_FP16): New.
8191 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8192 (enum fputype): Add FPUTYPE_NEON_FP16.
8193 (enum arm_fp16_format_type): Declare.
8194 (arm_fp16_format): Declare.
8195 (LARGEST_EXPONENT_IS_NORMAL): Define.
8196 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8197 * config/arm/arm-modes.def (HFmode): Define.
8198 * config/arm/vfp.md: (*movhf_vfp): New.
8201 * config/arm/arm.md: (fpu): Add neon_fp16.
8202 (floatsihf2, floatdihf2): New.
8203 (fix_trunchfsi2, fix_trunchfdi2): New.
8207 (*arm32_movhf): New.
8208 (*thumb1_movhf): New.
8209 (consttable_2): Add check for HFmode constants.
8210 (consttable_4): Handle HFmode constants.
8212 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8214 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8216 2009-06-17 Olivier Hainque <hainque@adacore.com>
8218 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8219 const char ** conversion in AIX specific section.
8221 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8223 * config/i386/i386.c (ix86_special_builtin_type): Remove
8224 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8225 (bdesc_special_args): Updated.
8226 (ix86_init_mmx_sse_builtins): Likewise.
8227 (ix86_expand_special_args_builtin): Likewise.
8229 2009-06-17 Richard Henderson <rth@redhat.com>
8231 * tree-pretty-print.c (maybe_dump_asm_name): New.
8232 (dump_decl_name): Use it.
8233 (PRINT_FUNCTION_NAME): Merge into...
8234 (dump_function_name): ... here. Use maybe_dump_asm_name.
8236 2009-06-17 Cary Coutant <ccoutant@google.com>
8238 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8240 * debug.c (struct gcc_debug_hooks): Change placeholder for
8242 (debug_nothing_int_charstar_int): Replaced by...
8243 (debug_nothing_int_charstar_int_bool): ...this.
8244 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8245 source_line prototype.
8246 (debug_nothing_int_charstar_int): Replaced by...
8247 (debug_nothing_int_charstar_int_bool): ...this.
8248 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8249 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8250 Output is_stmt operand when necessary.
8251 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8252 (notice_source_line): Add is_stmt parameter.
8253 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8254 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8256 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8257 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8259 2009-06-17 Ian Lance Taylor <iant@google.com>
8261 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8263 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8266 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8268 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8269 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8270 tree_strip_sign_nop_conversions and
8271 tree_ssa_strip_useless_type_conversions rather than stripping
8272 the operations here.
8273 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8275 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8276 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8277 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8278 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8281 2009-06-17 Michael Eager <eager@eagercon.com>
8283 * config/rs6000/constraints.md (register_constraint "d"): New.
8284 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8285 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8286 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8287 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8288 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8289 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8290 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8291 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8292 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8293 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8295 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8296 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8297 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8298 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8299 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8300 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8301 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8302 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8303 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8304 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8305 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8306 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8307 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8308 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8310 2009-06-16 Ian Lance Taylor <iant@google.com>
8312 * profile.c (total_num_never_executed): Don't define.
8313 (compute_branch_probabilities): Don't count or print
8315 (init_branch_prob): Don't set total_num_never_executed.
8316 (end_branch_prob): Don't print total_num_never_executed.
8318 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8320 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8322 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8324 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8325 (nabstd2_fpr): Same.
8327 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8329 * expr.c (expand_assignment): Change complex type check.
8331 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8333 * doc/plugins.texi (Building GCC plugins): Added new section.
8335 2009-06-17 Ian Lance Taylor <iant@google.com>
8337 * c-pch.c (get_ident): Don't set size of templ array.
8338 (pch_init): Don't set size of partial_pch array.
8340 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8341 string constant to intialize an array whose size is the length of
8344 2009-06-17 Richard Guenther <rguenther@suse.de>
8346 PR tree-optimization/40389
8347 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8348 to addressable types.
8349 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8351 2009-06-17 Richard Guenther <rguenther@suse.de>
8354 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8355 if there is no evolution of left in the loop bail out.
8356 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8357 chrec_fold_multiply.
8359 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8360 Janis Johnson <janis187@us.ibm.com>
8363 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8364 for the symbol ref of a constant that is the source of a move
8365 - nor for any other not-obvious-label-ref constants.
8367 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8369 * plugin.c (position_pass): Skip newly inserted pass during list
8370 traversal to avoid repeated insertion.
8372 2009-06-16 Ian Lance Taylor <iant@google.com>
8374 * vec.h (VEC_stack_alloc): Define different version if
8375 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8376 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8377 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8378 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8380 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8382 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8384 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8385 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8386 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8387 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8388 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8389 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8390 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8391 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8392 __builtin_ia32_rdtscp.
8393 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8394 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8395 and __builtin_ia32_rorhi.
8396 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8397 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8398 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8399 (ix86_expand_args_builtin): Likewise.
8400 (ix86_expand_special_args_builtin): Likewise.
8402 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8403 (UNSPECV_RDTSC): Likewise.
8404 (UNSPECV_RDPMC): Likewise.
8405 (*bsr): Renamed to ...
8407 (*bsr_rex64): Renamed to ...
8411 (*rdpmc_rex64): Likewise.
8414 (*rdtsc_rex64): Likewise.
8416 (*rdtscp): Likewise.
8417 (*rdtscp_rex64): Likewise.
8419 * config/i386/ia32intrin.h: New.
8421 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8423 2009-06-16 Ian Lance Taylor <iant@google.com>
8425 * ira-build.c (copy_info_to_removed_store_destinations):
8426 Initialize parent_a.
8428 2009-06-16 Ian Lance Taylor <iant@google.com>
8430 * c-decl.c (grokdeclarator): Change size_varies to bool.
8432 2009-06-16 Ian Lance Taylor <iant@google.com>
8434 * sel-sched.c: Make forward declarations of move_op_hooks and
8435 fur_hooks explicitly extern.
8437 2009-06-16 Ian Lance Taylor <iant@google.com>
8439 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8440 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8442 2009-06-16 Ian Lance Taylor <iant@google.com>
8444 * resource.c (mark_referenced_resources): Change
8445 include_delayed_effects parameter to bool. Change all callers.
8446 (mark_end_of_function_resources): Likewise.
8447 * reorg.c (insn_references_resource_p): Likewise.
8448 (insn_sets_resource_p): Likewise.
8449 * resource.h (mark_referenced_resources): Update declaration.
8450 (mark_end_of_function_resources): Update declaration.
8452 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8454 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8456 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8458 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8459 GCC can bootstrap on AIX with GNU Binutils 2.20.
8461 2009-06-16 Ian Lance Taylor <iant@google.com>
8463 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8465 2009-06-16 Ian Lance Taylor <iant@google.com>
8467 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8468 inline, not extern inline.
8469 (exact_log2): Likewise.
8470 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8472 (exact_log2): Likewise, but don't test CTZ_HWI.
8474 2009-06-16 Ian Lance Taylor <iant@google.com>
8476 * bitmap.c (bitmap_clear): Don't declare as inline.
8477 * gimple.c (gimplify_assign): Likewise.
8478 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8479 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8480 (sched_scan_info): Remove duplicate definition.
8482 2009-06-16 Ian Lance Taylor <iant@google.com>
8484 * c-common.c (skip_evaluation): Don't define.
8485 (c_inhibit_evaluation_warnings): Define global variable.
8486 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8487 than skip_evaluation.
8488 (convert_and_check, warn_for_div_by_zero): Likewise.
8489 * c-common.h (skip_evaluation): Don't declare.
8490 (c_inhibit_evaluation_warnings): Declare.
8491 * c-parser.c (c_parser_typeof_specifier): Set
8492 c_inhibit_evaluation_warnings rather than skip_evaluation.
8493 (c_parser_conditional_expression): Likewise.
8494 (c_parser_binary_expression): Likewise.
8495 (c_parser_sizeof_expression): Likewise.
8496 (c_parser_alignof_expression): Likewise.
8497 * c-typeck.c (build_indirect_ref): Check
8498 c_inhibit_evaluation_warnings rather than skip_evaluation.
8499 (build_conditional_expr, build_binary_op): Likewise.
8501 2009-06-16 Richard Guenther <rguenther@suse.de>
8503 * tree-ssa-alias.c (is_escape_site): Remove.
8504 * tree-ssa-alias.h (enum escape_type): Remove.
8505 (is_escape_site): Likewise.
8506 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8507 via casts and asms without deferring to is_escape_site.
8509 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8512 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8513 use gen_lowpart if op0 has complex mode.
8515 2009-06-16 Richard Guenther <rguenther@suse.de>
8517 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8518 variables add them to ESCAPED.
8519 (find_func_aliases): Do not make all indirectly stored values escaped.
8521 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8523 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8526 2009-06-16 Martin Jambor <mjambor@suse.cz>
8528 PR tree-optimization/40432
8529 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8530 check whether we need to force gimple register operand.
8532 2009-06-16 Martin Jambor <mjambor@suse.cz>
8534 PR tree-optimization/40413
8535 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8536 build_ref_for_offset.
8537 (propagate_subacesses_accross_link): Fix a typo in a comment.
8539 2009-06-16 Ira Rosen <irar@il.ibm.com>
8541 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8542 with additional parameter.
8543 * tree-vectorizer.h (enum vect_def_type): Add new value
8545 (enum vect_relevant): Add comments.
8546 (vect_is_simple_reduction): Add new argument.
8547 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8548 Detect nested cycles.
8549 (vect_is_simple_reduction): Update documentation, add an argument to
8550 distinguish inner-loop reduction from nested cycle, detect nested
8551 cycles, fix printings and indentation, don't swap operands in case
8553 (get_initial_def_for_reduction): Handle subtraction.
8554 (vect_create_epilog_for_reduction): Add new argument to specify
8556 (vect_finalize_reduction): Handle subtraction, fix comments.
8557 (vectorizable_reduction): Handle nested cycles. In case of nested
8558 cycle keep track of the reduction variable position. Call
8559 vect_is_simple_reduction with additional parameter. Use original
8560 statement code in reduction epilogue for nested cycle. Call
8561 vect_create_epilog_for_reduction with additional parameter.
8562 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8563 inner-loop vectorization.
8564 (vect_recog_widen_sum_pattern): Likewise.
8565 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8567 (vect_mark_stmts_to_be_vectorized): Likewise.
8568 (vect_get_vec_def_for_operand): Handle nested cycles.
8570 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8572 * doc/invoke.texi (Debugging Options): Fix option index entries
8573 for -fdump-statistics, -frandom-seed add entries for
8574 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8575 (FRV Options): Fix entries for -mTLS, -mtls.
8576 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8577 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8578 (M68hc1x Options): Fix @itemx for -mnominmax.
8579 (MCore Options): Fix entry for -mno-lsim.
8580 (MMIX Options): Fix entry for -mabi=mmixware.
8581 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8583 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8585 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8586 Mention the plugin mode of gengtype.
8587 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8588 * gengtype.c: Updated copyright.
8589 (plugin_files, nb_plugin_files) Added new static variables.
8590 (measure_input_list) Care about plugin_files.
8591 (write_rtx_next): Added early return in plugin mode.
8592 (create_file): Updated copyright year in generated file. Added
8594 (oprintf): Added early return if NULL outf.
8595 (get_output_file_with_visibility): Care of plugin_files.
8596 (get_output_file_name): May return null.
8597 (write_local): Added early return.
8598 (put_mangled_filename): Ditto.
8599 (finish_root_table): Added check for base_files.
8600 (write_roots): Care about null when plugins.
8601 (main): Added plugin mode.
8603 2009-06-15 Ian Lance Taylor <iant@google.com>
8605 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8606 * gcov.c (read_count_file): Add braces around variables declared
8609 * c.opt (Wjump-misses-init): New warning.
8610 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8611 -Wall and -Wc++-compat if not already set.
8612 (c_common_post_options): Clear warn_jump_misses_init if it was not
8614 * c-decl.c (struct c_binding): Change type field to a union with
8615 new label field. Make it the first field in the struct. Update
8616 references to type to use u.type instead.
8617 (struct c_spot_bindings): Define.
8618 (struct c_goto_bindings): Define.
8619 (c_goto_bindings_p): Define, along with VECs.
8620 (struct c_label_vars): Define.
8621 (struct c_scope): Add has_label_bindings field.
8622 (bind_label, set_spot_bindings): New static functions.
8623 (decl_jump_unsafe, update_spot_bindings): New static functions.
8624 (update_label_decls): New static function.
8625 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8626 Update binding u.label field to shadowed field.
8627 (c_binding_start_stmt_expr): New function.
8628 (c_binding_end_stmt_expr): New function.
8629 (pushdecl): Don't call c_begin_vm_scope.
8630 (make_label): Add defining and p_label_vars parameters. Change
8632 (lookup_label): Correct test for whether a label has not yet been
8633 defined. Call bind_label rather than bind.
8634 (warn_about_goto): New static function.
8635 (lookup_label_for_goto): New function.
8636 (declare_label): Call bind_label rather than bind.
8637 (check_earlier_gotos): New static function.
8638 (define_label): Don't give errors about jumping into statement
8639 expressions or scopes of variably modified types. Call
8640 set_spot_bindings and check_earlier_gotos. Call bind_label
8641 instead of bind. Don't set label_context_stack_se or
8642 label_context_stack_vm.
8643 (c_get_switch_bindings): New function.
8644 (c_release_switch_bindings): New function.
8645 (c_check_switch_jump_warnings): New function.
8646 (start_function): Don't set label_context_stack_se or
8647 label_context_stack_vm.
8648 (finish_function): Likewise.
8649 * c-typeck.c (label_context_stack_se): Don't define.
8650 (label_context_stack_vm): Don't define.
8651 (c_finish_goto_label): Call lookup_label_for_goto rather than
8652 lookup_label. Don't give errors about jumping into a statement
8653 expression or the scope of a variably modified type. Don't set
8654 label_context_stack_se or label_context_stack_vm.
8655 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8656 fields. Add bindings field.
8657 (c_start_case): Don't set deleted fields. Set bindings field.
8658 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8659 or blocked_vm. Call c_check_switch_jump_warnings.
8660 (c_finish_case): Don't test blocked_stmt_expr field. Call
8661 c_release_switch_bindings.
8662 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8663 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8664 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8665 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8666 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8667 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8668 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8669 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8670 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8671 (C_DECL_UNJUMPABLE_VM): Don't define.
8672 (C_DECL_UNDEFINABLE_VM): Don't define.
8673 (struct c_label_list): Don't define.
8674 (struct c_label_context_se): Don't define.
8675 (struct c_label_context_vm): Don't define.
8676 (struct c_spot_bindings): Declare.
8677 (c_bindings_start_stmt_expr): Declare.
8678 (c_bindings_end_stmt_expr): Declare.
8679 (lookup_label_for_goto): Declare.
8680 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8681 (c_check_switch_jump_warnings): Declare.
8682 (label_context_stack_se, label_context_stack_vm): Don't declare.
8683 (c_finish_goto_label): Update declaration.
8684 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8685 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8686 (Warning Options): Document -Wjump-misses-init.
8688 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8690 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8693 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8695 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8697 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8699 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8701 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8703 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8705 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8707 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8708 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8709 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8710 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8711 * dwarf2asm.c (dw2_force_const_mem): Update call to
8713 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8714 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8715 * langhooks.c (lhd_comdat_group): Remove.
8716 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8717 * tree.h (DECL_COMDAT_GROUP): New.
8718 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8719 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8720 (make_decl_one_only): Change signature.
8721 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8723 (make_decl_one_only): Change signature.
8724 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8726 2009-06-15 Richard Guenther <rguenther@suse.de>
8729 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8731 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8733 * tree-ssa-math-opts.c: Remove extra divide.
8735 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8737 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8739 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8741 * passes.c: Add bswap pass.
8742 * tree-pass.h: Add pass_optimize_bswap declaration.
8743 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8744 Include rtl.h, expr.h and optabs.h for optab_handler check.
8745 (struct symbolic_number, pass_optimize_bswap): New definition.
8746 (do_shift_rotate, verify_symbolic_number_p): New functions.
8747 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8748 (gate_optimize_bswap): New function.
8749 * tree.c (widest_int_cst_value): New function.
8750 * tree.h (widest_int_cst_value): Prototype added.
8752 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8754 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8755 REG_EQUAL/REG_EQUIV notes.
8757 2009-06-14 Richard Guenther <rguenther@suse.de>
8760 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8761 has its address taken if NRV was applied and it is addressable.
8762 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8763 function split out from ...
8764 (get_constraint_for_1): ... here.
8765 (handle_rhs_call): Use it to mark the return slot escaped if
8766 it is addressable and NRV was applied.
8768 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8770 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8771 Change first argument type to location_t.
8772 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8773 Do not set input_location.
8774 Use loc instead of input_location throughout.
8776 2009-06-13 Richard Guenther <rguenther@suse.de>
8778 PR tree-optimization/40421
8779 * tree-predcom.c (should_unroll_loop_p): Remove.
8780 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8782 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8785 Add location argument.
8787 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8789 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8791 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8792 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8793 * config/spu/spu-protos.h: Add location to
8794 spu_resolve_overloaded_builtin.
8795 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8796 spu_build_builtin_va_list.
8797 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8798 argument. Pass location to build_function_call_vec.
8799 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8801 (emit_fpu_switch): Same.
8802 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8803 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8804 to build_decl and create_artificial_label.
8805 (xtensa_gimplify_va_arg_expr): Same.
8806 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8807 (xstormy16_gimplify_va_arg_expr): Same.
8808 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8809 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8810 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8811 (mips16_build_function_stub): Same.
8812 (mips16_build_call_stub): Same.
8814 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8817 * arm/constraints.md (Pa, Pb): New constraints.
8818 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8819 split pattern to deal with them.
8821 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8823 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8824 fix index entry for -Xpreprocessor.
8826 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8828 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8829 Add location argument to build_decl call.
8830 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8831 (rs6000_init_builtins): Same.
8832 (spe_init_builtins): Same.
8833 (rs6000_gimplify_va_arg): Add location argument to
8834 create_artificial_label call.
8836 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8838 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8839 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8840 * Makefile.in: Fix GGC dependency for gcse.o.
8842 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8844 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8845 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8846 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8848 * c-parser.c (c_parser_binary_expression): Use current column while
8849 building binary operations.
8850 * common.opt (fshow-column): Enable by default.
8851 * tree-vrp.c (check_array_ref): Use warning_at.
8852 (check_array_bounds): Use location from call back if expr has no
8854 * tree.h: Add location argument to maybe_fold_*.
8855 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8856 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8857 (maybe_fold_offset_to_component_ref): Same.
8858 (maybe_fold_offset_to_reference): Same.
8859 (maybe_fold_offset_to_address): Same.
8860 (maybe_fold_stmt_indirect): Same.
8861 (maybe_fold_stmt_addition): Same.
8862 (fold_stmt_r): Pass location to maybe_fold_*.
8863 (fold_gimple_assign): Same.
8864 * c-tree.h: Add location argument to finish_decl,
8865 default_function_array_conversion, store_init_value.
8866 * c-decl.c (define_label): Use error_at.
8867 (c_make_fname_decl): Pass location to finish_decl.
8868 (finish_decl): New location argument.
8869 (build_compound_literal): Pass location to store_init_value.
8870 (grokdeclarator): Pass location to finish_decl.
8872 * c-typeck.c (array_to_pointer_conversion): New location argument.
8873 (function_to_pointer_conversion): Same.
8874 (default_function_array_conversion): Same.
8875 (parser_build_unary_op): Pass location to overflow_warning.
8876 (parser_build_binary_op): Same. Use warning_at.
8877 (build_unary_op): Pass location to array_to_pointer_conversion.
8878 (build_c_cast): Pass location to digest_init.
8879 (build_modify_expr): New location argument.
8880 (convert_for_assignment): Same.
8881 (store_init_value): Same.
8882 (digest_init): Same.
8883 (output_init_element): Pass location to digest_init and
8884 array_to_pointer_conversion.
8885 (c_finish_return): Pass location to convert_for_assignment.
8886 * gimplify.c (gimplify_conversion): Pass location to
8887 maybe_fold_offset_to_address.
8888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8889 to maybe_fold_stmt_addition.
8890 * c-omp.c (c_finish_omp_atomic): Pass new location to
8892 (c_finish_omp_for): Same.
8893 * c-common.c (overflow_warning): New argument.
8894 * c-common.h: New argument to build_modify_expr, overflow_warning.
8895 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8897 (c_parser_initializer): Pass location to
8898 default_function_array_conversion.
8899 (c_parser_initelt): Same.
8900 (c_parser_initval): Same.
8901 (c_parser_asm_operands): Same.
8902 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8903 (c_parser_conditional_expression): Same.
8904 (c_parser_binary_expression): Add location info to stack. Use it.
8905 (c_parser_unary_expression): Pass location to
8906 default_function_array_conversion, parser_build_unary_op,
8907 build_indirect_ref, c_parser_postfix_expression_after_primary.
8908 (c_parser_postfix_expression_after_primary): New location argument.
8910 (c_parser_expression_conv): Pass location to
8911 default_function_array_conversion.
8912 (c_parser_expr_list): Same.
8913 (c_parser_omp_atomic): Same.
8914 (c_parser_omp_for_loop): Same.
8915 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8916 (build_array_declarator): New argument.
8917 * c-decl.c (build_array_declarator): Add location argument.
8918 (grokdeclarator): Set id_loc for cdk_array.
8919 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8920 build_array_declarator.
8921 * tree.c (build_omp_clause): Add location argument.
8922 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8923 (OMP_CLAUSE_LOCATION): New macro.
8924 (struct tree_omp_clause): Add location field.
8925 (build_omp_clause): Add argument.
8926 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8927 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8929 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8930 (cp_parser_omp_clause_collapse): Same.
8931 (cp_parser_omp_clause_default): Same.
8932 (cp_parser_omp_clause_if): Same.
8933 (cp_parser_omp_clause_nowait): Same.
8934 (cp_parser_omp_clause_num_threads): Same.
8935 (cp_parser_omp_clause_ordered): Same.
8936 (cp_parser_omp_clause_schedule): Same.
8937 (cp_parser_omp_clause_untied): Same.
8938 (cp_parser_omp_for_loop): Same.
8939 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8940 * c-tree.h (c_start_case): Add location argument.
8941 (c_process_expr_stmt): Same.
8942 (c_finish_goto_*): Same.
8943 * tree-parloops.c (initialize_reductions): Pass location to
8945 (create_parallel_loop): Same.
8946 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8947 (gfc_trans_omp_reduction_list): Same.
8948 (gfc_trans_omp_clauses): Same.
8949 (gfc_trans_omp_do): Same.
8950 * c-typeck.c (c_finish_goto_label): Same.
8951 (c_finish_goto_ptr): New location argument.
8952 (c_start_case): Same.
8953 (emit_side_effect_warnings): Same.
8954 (c_process_expr_stmt): Same.
8955 (c_finish_stmt_expr): Same.
8956 (c_finish_omp_clauses): Use error_at instead of error.
8957 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8959 * c-omp.c (c_split_parallel_clauses): New location argument.
8960 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8961 to build_omp_clause.
8962 (convert_local_reference_stmt): Same.
8963 (convert_gimple_call): Same.
8964 * c-common.h (c_split_parallel_clauses): New argument.
8965 * c-parser.c (c_parser_statement_after_labels): Pass location to
8966 c_finish_goto_label.
8967 (c_parser_switch_statement): Pass location to c_start_case.
8968 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8969 and c_process_expr_stmt.
8970 (c_parser_omp_variable_list): Add location argument.
8971 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8972 (c_parser_omp_clause_default): Same.
8973 (c_parser_omp_clause_if): Same.
8974 (c_parser_omp_clause_num_threads): Same.
8975 (-c_parser_omp_clause_ordered): Same.
8976 (c_parser_omp_clause_reduction): Pass location to
8977 c_parser_omp_variable_list.
8978 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8979 (c_parser_omp_clause_untied): Same.
8980 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8981 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8983 * c-tree.h (check_for_loop_decls, undeclared_variable,
8984 build_component_ref, build_array_ref, build_external_ref,
8985 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8986 build_conditional_expr, build_compound_expr, c_cast_expr,
8987 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8988 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8990 * c-semantics.c (build_stmt): Same.
8991 (build_case_label): Same.
8992 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8993 (undeclared_variable): New argument.
8995 (lookup_label): Pass location on down.
8996 (define_label): Same.
8997 (finish_decl): Same.
8998 (build_compound_literal): Same.
8999 (finish_struct): Same.
9000 (finish_function): Do not set location here.
9001 (check_for_loop_decls): New argument.
9002 * tree.c (save_expr): Set location.
9003 (build_empty_stmt): New argument.
9004 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9005 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9006 * builtins.c (gimplify_va_arg_expr): Use locations.
9007 (expand_builtin_sync_operation): Same.
9008 * c-typeck.c (build_component_ref): New argument.
9009 (build_array_ref): Same.
9010 (build_external_ref): Same.
9011 (c_expr_sizeof_expr): Same.
9012 (c_expr_sizeof_type): Same.
9013 (parser_build_unary_op): Same.
9014 (build_conditional_expr): Same.
9015 (build_compound_expr): Pass location on down.
9016 (build_compound_expr): New argument.
9017 (build_c_cast): Same.
9018 (c_cast_expr): Same.
9019 (build_asm_expr): Same.
9020 (c_finish_return): Same.
9021 (c_process_expr_stmt): Pass location on down.
9022 (c_finish_stmt_expr): New argument.
9023 (push_clenaup): Same.
9024 (c_finish_omp_parallel): Same.
9025 (c_finish_omp_task): Same.
9026 * gimplify.c (gimplify_call_expr): Pass location on down.
9027 * c-omp.c (c_finish_omp_master): New argument.
9028 (c_finish_omp_critical): Same.
9029 (c_finish_omp_ordered): Same.
9030 (c_finish_omp_barrier): Same.
9031 (-c_finish_omp_taskwait): Same.
9032 (c_finish_omp_atomic): Same.
9033 (c_finish_omp_flush): Same.
9034 * tree-inline.c (copy_tree_body_r): Pass location on down.
9035 (inline_forbidden_p): Remove use of input_location.
9036 * c-gimplify.c (c_build_bind_expr): New argument.
9037 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9038 (c_sizeof_or_alignof_type): New argument.
9039 (c_alignof_expr): Same.
9040 (build_va_arg): Same.
9041 (c_add_case_label): Same.
9042 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9043 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9044 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9045 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9046 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9047 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9049 * stub-objc.c (objc_build_selector_expr): Same.
9050 (objc_build_throw_stmt): Same.
9051 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9052 (c_parser_initelt): Same.
9053 (c_parser_compound_statement): Same.
9054 (c_parser_compound_statement_nostart): Same.
9055 (c_parser_label): Same.
9056 (c_parser_statement_after_labels): Same.
9057 (c_parser_if_body): Same.
9058 (c_parser_else_body): Same.
9059 (c_parser_if_statement): Same.
9060 (c_parser_switch_statement): Same.
9061 (c_parser_while_statement): Same.
9062 (c_parser_do_statement): Same.
9063 (c_parser_for_statement): Same.
9064 (c_parser_asm_statement): Same.
9065 (c_parser_conditional_expression): Same.
9066 (c_parser_binary_expression): Same.
9067 (c_parser_cast_expression): Same.
9068 (c_parser_unary_expression): Same.
9069 (c_parser_sizeof_expression): Same.
9070 (c_parser_alignof_expression): Same.
9071 (c_parser_postfix_expression): Same.
9072 (c_parser_expression): Same.
9073 (c_parser_objc_receiver): Same.
9074 (c_parser_omp_variable_list): Same.
9075 (c_parser_omp_structured_block): Same.
9076 (c_parser_omp_atomic): New argument.
9077 (c_parser_omp_barrier): Same.
9078 (c_parser_omp_critical): Same.
9079 (c_parser_omp_flush): Pass location on down.
9080 (c_parser_omp_for_loop): New argument.
9081 (c_parser_omp_for): Same.
9082 (c_parser_omp_master): Same.
9083 (c_parser_omp_ordered): Same.
9084 (c_parser_omp_sections_scope): Same.
9085 (c_parser_omp_sections): Same.
9086 (c_parser_omp_parallel): Same.
9087 (c_parser_omp_single): Same.
9088 (c_parser_omp_task): Same.
9089 (c_parser_omp_taskwait): Pass location on down.
9090 (c_parser_omp_construct): Same.
9091 (c_parser_omp_threadprivate): Same.
9092 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9093 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9094 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9095 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9096 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9097 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9098 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9099 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9100 config/i386/i386.c, stmt.c:
9101 Add location argument to the following function definitions and/or
9102 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9103 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9104 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9105 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9106 do_case, c_finish_bc_stmt, build_compound_literal,
9107 build_function_call.
9108 * c-decl.c (build_compound_literal): Add location argument.
9109 Make all diagnostic calls use location.
9110 (start_struct): Same.
9111 (finish_struct): Same.
9113 (build_enumerator): Same.
9114 (start_function): Same.
9115 (grokdeclarator): Make all diagnostic calls use location.
9116 (store_parm_decls_oldstyle): Same.
9117 * c-typeck.c (build_function_call): Add location argument.
9118 Make all diagnostic calls use location.
9120 (c_finish_bc_stmt): Same.
9121 * tree-nested.c (get_trampoline_type): Add argument.
9122 Pass location to build_decl.
9123 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9124 * rtl.h (RTL_LOCATION): New.
9125 * c-common.c (c_add_case_label): Add location argument.
9126 Make all diagnostic calls use location.
9127 * c-common.h: Add location argument to make_fname_decl, do_case,
9128 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9129 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9130 Set it appropriately for every case. Pass enum_loc to start_enum
9131 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9133 (c_parser_struct_or_union_specifier): Save location. Use it for
9134 start_struct, finish_struct, and parser_xref_tag.
9136 2009-06-12 Ian Lance Taylor <iant@google.com>
9138 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9140 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9141 cpp_opts->warn_cxx_operator_names.
9143 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9146 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9147 is returns NULL and OP is a VCE, look through the VCE.
9149 2009-06-12 Ian Lance Taylor <iant@google.com>
9152 * collect2.c (main): Use CONST_CAST2 in code inside #if
9153 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9155 2009-06-12 Joey Ye <joey.ye@intel.com>
9158 * cfgexpand.c (get_decl_align_unit): Update
9159 max_used_stack_slot_alignment with align instead of
9160 stack_alignment_needed.
9162 * function.c (assign_stack_local_1): Update
9163 max_used_stack_slot_alignment with alignment_in_bits instead
9164 of stack_alignment_needed.
9165 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9168 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9170 * dwarf2out.c (last_var_location_insn): New variable.
9171 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9172 (dwarf2out_var_location): Don't record anything after last real
9173 insn. Only change labels if there were any real instructions
9174 in between last note and this one, or if changed sections.
9176 2009-06-11 Richard Henderson <rth@redhat.com>
9178 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9179 note when storing the frame pointer in a register.
9180 (FRP): Don't redefine to nothing for epilogue.
9181 (alpha_expand_epilogue): Mark register and sp restores.
9182 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9184 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9185 when gen_lowpart is needed.
9187 2009-06-11 Richard Henderson <rth@redhat.com>
9189 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9191 * dwarf2out.c (need_data_align_sf_opcode): New.
9192 (div_data_align): Move earlier.
9193 (def_cfa_1, reg_save): Use it.
9195 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9197 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9198 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9199 (ix86_handle_option): Handle OPT_mcrc32.
9200 (ix86_target_string): Add -mcrc32.
9201 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9203 * config/i386/i386.h (TARGET_CRC32): New.
9205 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9206 (sse4_2_crc32di): Likewise.
9208 * config/i386/i386.opt (mcrc32): New.
9210 * doc/invoke.texi: Document -mcrc32.
9212 2009-06-11 Richard Henderson <rth@redhat.com>
9214 * common.opt (gdwarf-): Accept a version number.
9215 * doc/invoke.texi (gdwarf-): Update docs.
9216 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9217 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9218 version level, and record it.
9220 * dwarf2.h (DW_CIE_VERSION): Remove.
9221 * dwarf2out.c (DWARF_VERSION): Remove.
9222 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9223 (output_call_frame_info): Use CIE version 3 for dwarf3,
9224 or if the return register column is out of range for version 1.
9225 (dwarf_stack_op_name): Add all dwarf3 values.
9226 (DEBUG_PUBTYPES_SECTION): New.
9227 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9228 encoding change for dwarf3.
9229 (output_die) [dw_val_class_die_ref]: Likewise.
9230 (output_compilation_unit_header): Emit correct version for dwarf3.
9231 (output_line_info): Likewise.
9232 (output_pubnames): Update for DWARF_VERSION removal.
9233 (output_aranges): Likewise.
9234 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9235 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9236 (dwarf2out_finish): Likewise.
9238 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9240 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9243 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9246 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9247 * builtins.c (expand_builtin_unreachable): New function.
9248 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9249 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9250 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9252 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9253 searching for missing barriers.
9255 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9257 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9258 when -fprofile-generate* was passed.
9259 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9261 2009-06-11 Anthony Green <green@moxielogic.com>
9263 * config/moxie/moxie.md: Define length attribute for all instructions.
9265 (*b<cond:code>): Support limited branch ranges for new PC-relative
9266 branch instructions.
9267 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9269 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9271 * config/i386/i386.c (min_insn_size): Use get_attr_length
9272 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9275 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9276 instead of emit_insn_before.
9278 2009-06-10 Ian Lance Taylor <iant@google.com>
9281 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9284 2009-06-10 Revital Eres <eres@il.ibm.com>
9286 * passes.c (init_optimization_passes): Reschedule
9287 predictive-commoning pass before complete unroll pass.
9289 2009-06-10 Martin Jambor <mjambor@suse.cz>
9291 * cgraph.c (cgraph_node_can_be_local_p): New function.
9292 (cgraph_make_node_local): New function.
9293 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9294 (cgraph_make_node_local): Declare.
9296 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9298 * tree.h (tree_base): Add packed_flag and user_align fields.
9299 Decrease size of spare field.
9300 (TYPE_USER_ALIGN): Use user_align from tree_base.
9301 (DECL_USER_ALIGN): Likewise.
9302 (TYPE_PACKED): Use packed_flag from tree_base.
9303 (DECL_PACKED): Likewise.
9304 (tree_type): Delete packed_flag and user_align fields. Widen
9305 precision field. Widen mode field and shuffle fields to align
9306 mode on an 8-bit boundary.
9307 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9308 Renumber decl_flag_* fields. Fix comments. Widen
9309 decl_common_unused field.
9310 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9311 (DECL_EXTERNAL): Likewise.
9312 (DECL_BIT_FIELD): Likewise.
9313 (DECL_NONADDRESSABLE_P): Likewise.
9314 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9315 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9317 2009-06-10 Ian Lance Taylor <iant@google.com>
9319 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9320 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9321 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9322 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9323 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9324 DEF_VEC_ALLOC_FUNC_P.
9325 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9326 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9327 DEF_VEC_ALLOC_FUNC_O.
9328 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9329 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9330 DEF_VEC_ALLOC_FUNC_I.
9331 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9332 (vec_stack_p_reserve_exact_1): Declare.
9333 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9334 (vec_stack_free): Declare.
9335 (VEC_stack_alloc): Define.
9336 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9337 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9338 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9339 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9341 (stack_vecs): New static variable.
9342 (vec_stack_p_reserve_exact_1): New function.
9343 (vec_stack_o_reserve_1): New static function.
9344 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9345 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9346 (vec_stack_free): New function.
9347 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9348 (VEC_df_ref_stack_alloc): Define.
9349 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9350 DEF_VEC_ALLOC_P_STACK.
9351 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9352 (struct df_collection_rec): Change _vec fields to VEC. Remove
9354 (df_free_collection_rec): Adjust for new fields.
9355 (df_insn_rescan): Use new df_collection_rec fields.
9356 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9357 (df_ref_create_structure, df_ref_record): Likewise.
9358 (df_get_conditional_uses, df_get_call_refs): Likewise.
9359 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9360 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9361 (df_record_exit_block_uses, df_bb_verify): Likewise.
9362 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9363 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9364 Remove count parameter. Change return type to void. Change all
9366 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9367 Remove count parameter. Change return type to void. Change all
9369 (df_install_refs): Change old_vec parameter to VEC. Remove count
9370 parameter. Change all callers.
9371 (df_install_mws): Change old_vec parameter to VEC. Remove count
9372 parameter. Change all callers.
9373 (df_refs_verify): Change new_rec parameter to VEC. Change call
9375 (df_mws_verify): Likewise.
9377 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9379 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9381 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9383 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9385 2009-06-10 Anthony Green <green@moxielogic.com>
9387 * config/moxie/crti.asm: New file.
9388 * config/moxie/crtn.asm: New file.
9389 * config/moxie/moxie.c: New file.
9390 * config/moxie/moxie.h: New file.
9391 * config/moxie/sfp-machine.h: New file.
9392 * config/moxie/moxie-protos.h: New file.
9393 * config/moxie/t-moxie: Created.
9394 * config/moxie/t-moxie-softfp: Created.
9395 * config/moxie/moxie.md: Created.
9396 * config/moxie/constraints.md: Created.
9397 * config.gcc: Add moxie support.
9398 * doc/md.texi (Machine Constraints): Add moxie constraints.
9399 * doc/contrib.texi (Contributors): Mention moxie port.
9400 * doc/install.texi (Specific): Mention the moxie port.
9402 2009-06-09 Ian Lance Taylor <iant@google.com>
9404 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9406 * optabs.c (optab_table): Only use designated initializers if
9407 HAVE_DESIGNATED_INITIALIZERS is defined.
9408 (convert_optab_table): Likewise.
9409 (init_optabs): Always call init_insn_codes if
9410 HAVE_DESIGNATED_INITIALIZERS is not defined.
9412 2009-06-09 Ian Lance Taylor <iant@google.com>
9414 * targhooks.c (default_builtin_vectorized_function): Change fn
9415 parameter to unsigned int.
9416 (default_builtin_vectorized_conversion): Change code parameter to
9418 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9419 * targhooks.h: Update declarations.
9420 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9421 parameter to unsigned int.
9423 * c-typeck.c (comptypes_check_enum_int): New static function.
9424 (comptypes_internal): Add enum_and_int_p parameter. Change all
9426 (comp_target_types): Add location parameter. Change all callers.
9427 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9429 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9430 (build_conditional_expr): Add colon_loc parameter. Change all
9432 (convert_for_assignment): Add location parameter. Change all callers.
9433 * c-parser.c (c_parser_conditional_expression): Pass location of
9434 colon to build_conditional_expr.
9435 * c-tree.h (build_conditional_expr): Update declaration.
9437 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9439 * graphite.c: Revert previous patch.
9441 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9444 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9446 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9448 * tree-ssa-loop-prefetch.c
9449 (loop_prefetch_arrays): Fixed a portability problem in printf format
9452 2009-06-09 Martin Jambor <mjambor@suse.cz>
9454 PR tree-optimization/40351
9455 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9456 refrence to a potential artifical subaccess can be constructed.
9458 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9460 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9461 (sh_override_options): Likewise.
9462 * config/sh/sh.c: Include params.h.
9463 (sh_optimization_options): New.
9464 (sh_override_options): Likewise.
9465 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9466 (OVERRIDE_OPTIONS): Use sh_override_options.
9468 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9470 * dwarf2out.c (emit_cfa_remember): New variable.
9471 (add_fde_cfi): If emit_cfa_remember, recurse to add
9472 DW_CFA_remember_state first.
9473 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9474 instead just set emit_cfa_remember.
9476 2009-06-08 Jan Hubicka <jh@suse.cz>
9479 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9481 2009-06-08 Jan Hubicka <jh@suse.cz>
9484 * cgraphunit.c (save_inline_function_body): Do not copy transform
9485 hooks for saved inline bodies.
9486 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9489 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9491 * jump.c (returnjump_p): Handle delayed branches. Add missing
9494 2009-06-08 Jan Hubicka <jh@suse.cz>
9497 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9498 original node might've been modified.
9499 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9501 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9503 * tree-object-size.c (addr_object_size): Add OSI argument.
9504 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9505 (compute_builtin_object_size, expr_object_size): Adjust callers.
9506 (plus_stmt_object_size): Call addr_object_size instead of
9507 compute_builtin_object_size.
9509 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9510 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9512 * tree-ssa-loop-prefetch.c
9513 (gather_memory_references): Introduced a counter for the number of
9515 (anything_to_prefetch_p): Introduced a counter for the number of
9517 (is_loop_prefetching_profitable): New function with a cost model
9519 (loop_prefetch_arrays): Use the new cost model to determine if
9520 prefetching is profitable.
9521 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9522 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9523 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9524 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9525 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9526 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9528 2009-06-08 Michael Matz <matz@suse.de>
9531 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9532 partitions use the same.
9533 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9534 for basevars of SSA_NAMEs.
9535 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9536 to not expand them twice.
9537 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9540 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9542 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9543 (fdump-final-insns=, gtoggle): New.
9544 * doc/invoke.texi: Document them.
9545 * final.c (rest_of_clean_state): Dump final insn stream.
9546 * gcc.c (invoke_as): Hook in -fcompare-debug.
9547 (static_spec_functions): Add compare-debug-dump-opt,
9548 compare-debug-self-opt and compare-debug-auxbase-opt.
9549 (compare_debug, compare_debug_second, compare_debug_opt): New.
9550 (switches_debug_check, n_switches_debug_check): New.
9551 (debug_auxbase_opt, debug_check_temp_file): New.
9552 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9554 (do_self_spec): Handle arguments after switches.
9555 (do_spec_1): Add .gk extension to temp file basenames for compare.
9556 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9557 (cc1_options): Use it instead of normal auxbase computation for
9558 the second compare-debug compilation.
9559 (compare_files): New.
9560 (main): Set up and implement compare debug mode.
9561 (compare_debug_dump_opt_spec_function): New.
9562 (compare_debug_self_opt_spec_function): New.
9563 (compare_debug_auxbase_opt_spec_function): New.
9564 * toplev.c (process_options): Handle flag_gtoggle,
9565 flag_dump_final_insns.
9566 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9567 during -fcompare-debug-second compilation.
9569 2009-06-07 Ian Lance Taylor <iant@google.com>
9571 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9572 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9574 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9575 with no default node. Change warning with %H to warning_at.
9576 Don't clear warn_switch around case checking.
9577 * doc/invoke.texi (Warning Options): Clarify distinction between
9578 -Wswitch and -Wswitch-enum.
9580 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9582 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9584 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9586 * gbl-ctors.h: Add header guard.
9588 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9590 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9591 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9592 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9593 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9594 prototypes for removed functions.
9595 (expressions_equal_p): Move to ...
9596 * tree-ssa-sccvn.h: ... here and ...
9597 * matrix-reorg.c: ... adjust includes.
9599 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9601 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9603 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9605 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9606 (finish_function): Remove erroneous whitespace.
9608 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9610 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9611 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9613 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9615 * errors.c (internal_error): Commentary typo fix.
9616 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9617 * tree-ssa-pre.c: Ditto.
9619 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9621 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9622 them is supposed to hold actual statements.
9624 2009-06-06 Ian Lance Taylor <iant@google.com>
9626 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9627 empty statements can now have attributes.
9629 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9631 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9632 * config/mips/mips.md: Ditto.
9634 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9636 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9638 (__eabi_uconvert): Likewise.
9640 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9642 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9643 CFI_* definitions with IN_GCC.
9645 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9647 * xcoffout.h (xcoffout_source_line): Update prototype.
9649 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9652 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9654 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9657 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9658 inlined_function_outer_scope_p blocks for artificial inlines
9660 * tree.c (tree_nonartificial_location): Rewrite using
9661 block_nonartificial_location.
9663 2009-06-05 Revital Eres <eres@il.ibm.com>
9664 Leehod Baruch <leehod@il.ibm.com>
9666 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9667 (expand_expr_real_1): Remove comment.
9668 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9669 Vectorize misaligned access when the target supports it.
9670 (vect_supportable_dr_alignment): Check for unaligned access support.
9671 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9674 2009-06-05 Julian Brown <julian@codesourcery.com>
9676 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9677 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9679 2009-06-05 Richard Guenther <rguenther@suse.de>
9682 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9685 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9687 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9688 (save_gprs): Don't tell unwinder when a global register is saved.
9689 (s390_emit_epilogue): Emit needed epilogue unwind info.
9691 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9693 * dwarf2out.c (deferred_asm_name): New.
9694 (add_name_and_src_coords_attributes): Defer creation of
9695 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9697 (move_linkage_attr): New.
9698 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9701 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9703 * tree-nested.c (finalize_nesting_tree_1): Declare the
9704 frame_decl in the binding tree.
9706 2009-06-04 Cary Coutant <ccoutant@google.com>
9708 * basic-block.h (struct basic_block_def): Add discriminator field.
9709 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9711 * debug.c (do_nothing_debug_hooks): Add additional entry.
9712 (debug_nothing_int_charstar_int): New function.
9713 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9714 (debug_nothing_int_charstar_int): New declaration.
9715 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9716 discriminator value in .loc directive.
9717 * final.c (last_discriminator): New variable.
9718 (discriminator): New variable.
9719 (final_start_function): Initialize above variables, pass current
9720 discriminator to debug hook.
9721 (notice_source_line): Check for discriminator change.
9722 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9723 * sdbout.c (sdbout_source_line): New parameter.
9724 * tree-cfg.c (struct locus_discrim_map): New structure type.
9725 (discriminator_per_locus): New hash table.
9726 (build_gimple_cfg): Allocate and free discriminator hash table.
9727 (make_edges): Call assign_discriminator.
9728 (locus_map_hash): New function.
9729 (locus_map_eq): New function.
9730 (next_discriminator_for_locus): New function.
9731 (same_line_p): New function.
9732 (assign_discriminator): New function.
9733 (make_cond_expr_edges): Call assign_discriminator.
9734 (make_gimple_switch_edges): Likewise.
9735 (first_non_label_stmt): New function.
9736 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9738 * xcoffout.c (xcoffout_source_line): Add new parameter.
9740 * configure.ac (gcc_cv_as_discriminator): New configury check for
9741 gas support for discriminator.
9742 * configure: Regenerate.
9743 * config.in: Regenerate.
9745 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9747 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9748 val after checking for integers.
9750 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9754 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9755 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9756 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9757 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9758 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9759 X64_SSE_REGPARM_MAX.
9760 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9761 X64_SSE_REGPARM_MAX.
9763 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9765 * gcc.c (report_times_to_file): New.
9766 (execute): Implement it.
9767 (process_command): Support -time=.
9768 * doc/invoke.texi: Document it.
9770 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9772 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9773 that have value exprs.
9775 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9777 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9778 declarations for constants until...
9779 (dw2_output_indirect_constant_1): ... this point.
9781 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9784 * arm.md (arm_addsi3): Don't try to split an add with an
9785 eliminable register until after reload has completed.
9787 2009-06-03 Ian Lance Taylor <iant@google.com>
9789 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9790 * genattrtab.c (write_length_unit_log): Likewise.
9791 * genchecksum.c (dosum): Likewise.
9792 * gengtype.c (write_rtx_next): Likewise.
9793 (finish_root_table, write_roots): Likewise.
9794 * gimple.c (gimple_ops_offset_): Likewise.
9795 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9796 * config/arc/arc.c (arc_attribute_table): Likewise.
9797 * config/arm/arm.c (arm_attribute_table): Likewise.
9798 * config/avr/avr.c (avr_attribute_table): Likewise.
9799 * config/crx/crx.c (crx_attribute_table): Likewise.
9800 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9801 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9802 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9803 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9804 * config/sh/sh.c (sh_attribute_table): Likewise.
9805 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9806 * config/spu/spu.c (spu_attribute_table): Likewise.
9807 * config/v850/v850.c (v850_attribute_table): Likewise.
9809 * config/alpha/alpha.c (vms_attribute_table): Make static.
9810 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9811 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9812 * config/mips/mips.c (mips_attribute_table): Likewise.
9814 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9816 (cc1-checksum.o): Likewise.
9818 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9820 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9822 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9824 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9825 insn if it is changing sp. Use gen_add3_insn instead of
9826 conditionally gen_addsi3 and gen_adddi3.
9827 (offset_below_red_zone_p): New static inline function.
9828 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9829 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9830 * config/rs6000/ppc-asm.h: Include auto-host.h.
9831 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9832 CFI_RESTORE): Define.
9833 * config/rs6000/crtresxgpr.asm: Add unwind info.
9834 * config/rs6000/crtresxfpr.asm: Likewise.
9835 * config/rs6000/crtresgpr.asm: Likewise.
9836 * config/rs6000/crtresfpr.asm: Likewise.
9837 * config/rs6000/crtsavgpr.asm: Likewise.
9838 * config/rs6000/crtsavfpr.asm: Likewise.
9840 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9841 argument of DWARF2_FRAME_REG_OUT macros.
9843 2009-06-03 Julian Brown <julian@codesourcery.com>
9845 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9846 words or less (including TImode) in core registers.
9848 2009-06-03 Richard Guenther <rguenther@suse.de>
9851 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9853 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9855 * statistics.c (statistics_counter_event): Do not record event
9856 in pass dump if its number == -1.
9857 (curr_statistics_hash): Add assert that we never get passes
9858 with static number == -1.
9860 2009-06-03 Richard Guenther <rguenther@suse.de>
9861 Andrey Belevantsev <abel@ispras.ru>
9863 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9864 non-BLKmode arrays addressable.
9866 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9868 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9869 * config/m68k/m68k.h: ... here.
9870 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9873 2009-06-03 Martin Jambor <mjambor@suse.cz>
9875 PR tree-optimization/40323
9876 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9879 2009-06-03 Richard Guenther <rguenther@suse.de>
9881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9884 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9886 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9887 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9888 JUMP_TABLE_DATA_P where applicable.
9889 * config/sh/sh.c: Ditto.
9890 * config/sh/sh.h: Ditto.
9891 * config/sh/sh.md: Ditto.
9892 * config/sh/symbian.c: Ditto.
9894 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9896 * config/i386/driver-i386.c (describe_cache): Optimize
9897 concatenation of strings. Use snprintf instead of sprintf.
9898 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9899 target when not compiling with GCC.
9901 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9903 * config/sh/sh.c: Revert last change.
9904 (sh_expand_epilogue): Emit a blockage insn before the frame
9905 pointer adjustment unconditionally.
9907 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9909 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9910 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9911 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9912 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9913 to COLLECT_GCC_OPTIONS.
9915 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9917 * collect2.c (target_system_root): New variable.
9918 (main): Handle --sysroot=.
9919 (ignore_library): Strip the sysroot from the library path.
9921 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9923 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9924 (collect2.o): Depend on collect2-aix.h.
9925 (collect2-aix.o): New rule.
9926 * collect2-aix.h: New file.
9927 * collect2-aix.c: Likewise.
9928 * collect2.c: Include collect2-aix.h. Don't undefine
9929 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9930 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9931 Use TARGET_AIX_VERSION instead of _AIX51.
9932 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9933 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9934 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9935 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9936 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9938 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9940 * collect2.c (ignore_library): Avoid premature post-increment
9943 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9945 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9946 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9947 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9948 CROSS_DIRECTORY_STRUCTURE too.
9949 (LINK_LIBG_SPEC): Likewise.
9950 (LIB_SPEC): Add %R to sysroot paths.
9951 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9952 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9953 * config/rs6000/aix51.h: As for aix43.h.
9954 * config/rs6000/aix52.h: Likewise.
9955 * config/rs6000/aix53.h: Likewise.
9956 * config/rs6000/aix61.h: Likewise.
9957 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9958 to the beginning of sysroot paths.
9960 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9962 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9963 INSN_LISTs that are out of the REG_NOTE range.
9965 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9967 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9968 (struct var_to_expand): Likewise.
9969 (struct opt_info): Add head and tail for linked lists of the above.
9970 (analyze_insn_to_expand_var): Initialize next.
9971 (analyze_iv_to_split_insn): Likewise.
9972 (analyze_insns_in_loop): Create linked lists.
9973 (allocate_basic_variable): Simplify for use without hash table.
9974 (insert_var_expansion_initialization): Likewise, make it type-safer.
9975 (combine_var_copies_in_loop_exit): Likewise.
9976 (apply_opt_in_copies): Walk lists rather than hash tables.
9977 (release_var_copies): Simplified and inlined by hand into...
9978 (free_opt_info): ... this function.
9980 2009-06-02 Richard Guenther <rguenther@suse.de>
9982 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9985 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9987 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9988 only for builtins that are not overridden.
9990 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9992 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9995 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9997 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9999 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10001 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10003 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10005 * common.opt (fdump-unnumbered-links): New.
10006 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10007 * print-rtl.c (flag_dump_unnumbered_links): New.
10008 (print_rtx): Test it.
10010 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10012 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10013 push/pop multiple to 8-byte alignment.
10015 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10017 * config/i386/i386.c (queued_cfa_restores): New static variable.
10018 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10020 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10021 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10022 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10023 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10024 note unconditionally.
10025 (ix86_emit_restore_regs_using_mov): Likewise.
10026 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10027 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10028 it through to ix86_emit_restore_reg_using_pop.
10029 (ix86_emit_leave): Add RED_OFFSET argument. Call
10030 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10031 instead of adding REG_CFA_OFFSET note unconditionally.
10032 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10033 the above functions. Call ix86_add_queued_cfa_restore_notes when
10036 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10037 force output of the label even for dwarf2out_do_cfi_asm.
10038 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10039 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10040 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10042 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10043 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10044 dwarf2out_cfi_label callers.
10045 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10046 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10047 Adjust dwarf2out_cfi_label callers.
10048 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10050 * config/i386/i386.h (struct machine_cfa_state,
10051 struct machine_function): Guard with ifndef USED_FOR_TARGET
10052 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10055 * emutls.c (__emutls_get_address): Change arr->size to mean number
10056 of allocated arr->data entries instead of # of slots + 1.
10058 PR middle-end/40316
10059 * recog.c (peep2_reinit_state): New function.
10060 (peephole2_init_state): Use it at the end of a basic block and also
10061 when seeing a RTX_FRAME_RELATED_P insn.
10063 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10065 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10066 fixuns_truncrfdi2): New.
10067 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10068 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10069 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10070 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10071 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10072 *recip_approx): Remove.
10073 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10074 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10075 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10077 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10080 2009-06-01 Ian Lance Taylor <iant@google.com>
10082 * attribs.c (register_attribute): Use CONST_CAST.
10083 * collect2.c (main): Use CONST_CAST2.
10084 (scan_prog_file): Likewise.
10085 * gcc.c (process_command, main): Likewise.
10086 * toplev.c (toplev_main): Likewise.
10088 * c-typeck.c (handle_warn_cast_qual): New static function,
10089 partially broken out of build_c_cast.
10090 (build_c_cast): Call handle_warn_cast_qual.
10091 * doc/invoke.texi (Warning Options): Document new effect of
10094 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10096 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10097 (diagnostic_report_current_module): Print columns.
10098 * common.opt (flag_show_column): Enable by default.
10100 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10102 * alias.c (find_base_term): Check for NULL term before returning.
10104 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10106 Revert due to PR40320:
10107 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10108 * calls.c (emit_library_call_value_1): Don't force_operand for move
10111 2009-06-01 Olivier Hainque <hainque@adacore.com>
10112 Eric Botcazou <ebotcazou@adacore.com>
10114 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10115 to be processed as a bitfield for constructor output purposes.
10116 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10118 * varasm.c (oc_local_state): New type, output_constructor
10119 local state to support communication with helpers.
10120 (oc_outer_state): New type, output_constructor outer state of
10121 relevance in recursive calls.
10122 (output_constructor_array_range): New output_constructor helper,
10123 extracted code for an array range element.
10124 (output_constructor_regular_field): New output_constructor helper,
10125 extracted code for an element that is not a bitfield.
10126 (output_constructor_bitfield): New output_constructor helper,
10127 extracted code for a bitfield element. Accept an OUTER state
10128 argument for recursive processing. Recurse on record or array
10129 CONSTRUCTOR values, possibly past noop conversions.
10130 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10131 VALUE is a valid constant-valued expression for use in a static
10132 bit-field initializer.
10133 (output_constructor): Rework to use helpers. Accept and honor an
10134 OUTER state argument for recursive calls. Return total size. Be
10135 prepared for nested constructors initializing bitfields.
10136 (output_constant): Feed OUTER in calls to output_constructor.
10138 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10140 * calls.c (emit_library_call_value_1): Don't force_operand for move
10143 2009-06-01 Nick Clifton <nickc@redhat.com>
10145 * doc/invoke.texi (IA-64 Options): Fix typo.
10147 2009-06-01 Ira Rosen <irar@il.ibm.com>
10149 PR tree-optimization/39129
10150 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10152 (vect_do_peeling_for_loop_bound): Use
10153 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10154 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10155 (vect_loop_versioning): Likewise.
10156 (vect_create_cond_for_alias_checks): Fix indentation.
10157 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10159 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10160 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10161 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10162 "control flow in loop".
10163 (vect_estimate_min_profitable_iters): Use
10164 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10165 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10166 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10167 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10168 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10169 statement belongs to a group of strided accesses with the exact code
10171 (vectorizable_load): Likewise.
10172 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10173 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10175 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10177 * config/freebsd-stdint.h: New file.
10178 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10179 Add freebsd-stdint.h to tm_file.
10181 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10183 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10184 (thumb2_extendhidi2): Likewise.
10186 2009-05-31 Ian Lance Taylor <iant@google.com>
10188 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10190 2009-05-31 Ian Lance Taylor <iant@google.com>
10192 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10193 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10194 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10196 2009-05-31 Jason Merrill <jason@redhat.com>
10198 * tree-pretty-print.c (print_call_name): Take the callee, not the
10199 call itself. Make non-static. Use dump_function_name for functions.
10200 (dump_generic_node): Adjust.
10201 * diagnostic.h: Declare print_call_name.
10202 * gimple-pretty-print.c (dump_gimple_call): Use it.
10204 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10206 * config/sh/sh.md (ashldi3_std): New define_expand.
10209 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10212 * config/sh/sh.c: Include debug.h.
10213 (sh_expand_epilogue): Emit a blockage insn before the frame
10214 pointer adjustment also when dwarf2out_do_frame returns true.
10216 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10218 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10219 (thumb2_extendqidi2): New pattern.
10221 2009-05-31 Ira Rosen <irar@il.ibm.com>
10223 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10224 mark phis for renaming.
10225 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10226 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10227 Call mark_sym_for_renaming.
10228 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10229 * tree-vect-loop.c (vect_transform_loop): Remove
10230 vect_memsyms_to_rename initialization and a call to
10231 mark_set_for_renaming.
10233 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10235 PR middle-end/40304
10236 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10237 frame related even if !set_cfa && style < 0.
10239 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10241 * config/i386/mingw-tls.c: New file.
10242 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10243 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10244 defining _WIN32 but not __CYGWIN__.
10246 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10248 * configure.ac: Add MPC support.
10250 * config.in, configure: Regenerate.
10252 2009-05-29 Richard Henderson <rth@redhat.com>
10254 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10255 NOTE_INSN_BASIC_BLOCK.
10256 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10257 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10258 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10260 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10262 (add_cfi): Disable check redefining cfa away from drap.
10263 (lookup_cfa_1): Add remember argument; handle remember/restore.
10264 (lookup_cfa): Pass remember argument.
10265 (cfa_remember): New.
10266 (compute_barrier_args_size_1): Remove sibcall check.
10267 (dwarf2out_frame_debug_def_cfa): New.
10268 (dwarf2out_frame_debug_adjust_cfa): New.
10269 (dwarf2out_frame_debug_cfa_offset): New.
10270 (dwarf2out_frame_debug_cfa_register): New.
10271 (dwarf2out_frame_debug_cfa_restore): New.
10272 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10273 (dwarf2out_begin_epilogue): New.
10274 (dwarf2out_frame_debug_restore_state): New.
10275 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10276 DW_CFA_restore_state.
10277 (output_cfi_directive): Likewise.
10278 (convert_cfa_to_fb_loc_list): Likewise.
10279 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10280 * dwarf2out.h: Update.
10281 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10282 (copy_insn_1): Early out for null.
10283 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10284 and dwarf2out_frame_debug_restore_state.
10285 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10286 (prologue_insn_hash, epilogue_insn_hash): New.
10287 (free_after_compilation): Adjust freeing accordingly.
10288 (record_insns): Create hash table if needed; push insns into
10289 hash instead of array.
10290 (maybe_copy_epilogue_insn): New.
10291 (contains): Search hash table instead of array.
10292 (sibcall_epilogue_contains): Remove.
10293 (thread_prologue_and_epilogue_insns): Split eh_return insns
10294 and mark them as epilogues.
10295 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10296 scanning in terms of basic blocks.
10297 * insn-notes.def (CFA_RESTORE_STATE): New.
10298 * jump.c (returnjump_p_1): Accept EH_RETURN.
10299 (eh_returnjump_p_1, eh_returnjump_p): New.
10300 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10301 CFA_REGISTER, CFA_RESTORE): New.
10302 * rtl.def (EH_RETURN): New.
10303 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10305 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10306 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10308 * config/i386/i386.c (gen_push): Update cfa state.
10309 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10310 add a CFA_ADJUST_CFA note.
10311 (ix86_dwarf_handle_frame_unspec): Remove.
10312 (ix86_expand_prologue): Update cfa state.
10313 (ix86_emit_restore_reg_using_pop): New.
10314 (ix86_emit_restore_regs_using_pop): New.
10315 (ix86_emit_leave): New.
10316 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10317 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10318 * config/i386/i386.h (struct machine_cfa_state): New.
10319 (ix86_cfa_state): New.
10320 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10321 (eh_return_internal): Merge from eh_return_<mode>,
10322 use eh_return rtx, split w/ epilogue.
10324 2009-05-29 Ian Lance Taylor <iant@google.com>
10326 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10328 * calls.c (emit_library_call_value_1): Likewise.
10330 * c-typeck.c (c_build_va_arg): New function.
10331 * c-tree.h (c_build_va_arg): Declare.
10332 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10333 instead of build_va_arg.
10335 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10337 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10338 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10339 (ptr_difference_cost): Use affine combinations to compute it.
10340 (difference_cost): Likewise.
10341 (get_computation_cost_at): Compute more accurate cost for addresses
10342 if the ratio is a multiplier allowed in addresses.
10343 For non-addresses, consider that an additional offset or symbol is
10346 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10348 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10349 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10351 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10352 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10353 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10355 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10356 to 1 for TYPE_SSE{IADD1,CVT1}.
10357 (prefix_vex_imm8): Removed.
10358 (length_vex): Only pass 1 as second argument to
10359 ix86_attr_length_vex_default if prefix_extra is 0.
10360 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10361 (length): For prefix vex computation use length_immediate
10362 attribute instead of prefix_vex_imm8.
10363 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10364 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10365 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10366 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10367 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10368 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10369 a space in between the operands.
10370 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10371 if one operand is 0xff and the other one si, di, bp or sp.
10372 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10373 other one si, di, bp or sp.
10374 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10375 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10376 type and mode attributes.
10377 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10378 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10379 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10380 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10381 prefix_data16 attribute iff MODE_DF.
10382 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10383 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10384 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10385 constm128_operand in length_immediate computation.
10386 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10387 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10388 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10389 length_immediate attribute to 1.
10390 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10391 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10392 for certain alternatives.
10393 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10394 prefix_data16 attribute if MODE_V1DF.
10395 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10396 length_immediate to 1.
10397 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10398 length_address to 4, set mode attribute to MODE_DI.
10399 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10400 (fxam<mode>2_i387): Set length attribute to 4.
10401 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10402 *prefetch_3dnow_rex): Override length_address attribute.
10403 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10405 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10406 (constm128_operand): Removed.
10407 * config/i386/i386.c (memory_address_length): For
10408 disp && !index && !base in 64-bit mode account for SIB byte if
10409 print_operand_address can't optimize disp32 into disp32(%rip)
10410 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10411 for fs: or gs: segment.
10412 (ix86_attr_length_immediate_default): When checking if shortform
10413 is possible, truncate immediate to the length of the non-shortened
10415 (ix86_attr_length_address_default): Ignore MEM_P operands
10417 (ix86_attr_length_vex_default): Only check for DImode on
10418 GENERAL_REG_P operands.
10419 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10420 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10421 (sse_cvttps2pi): Clear prefix_rep attribute.
10422 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10424 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10425 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10426 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10427 iff operand 2 is const_int_operand.
10428 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10429 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10430 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10432 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10434 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10435 prefix_data16 attribute for movlpd and movhpd instructions.
10436 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10437 length_immediate for shufpd instruction.
10438 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10439 (avx_cmpp<avxmodesuffixf2c><mode>3,
10440 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10441 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10442 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10443 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10444 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10445 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10446 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10447 prefix_data16 attribute for the first alternative to 1.
10448 (*avx_loadlps): Override length_immediate for the first alternative.
10449 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10450 attributes for second alternative.
10451 (*vec_concatv2sf_sse4_1): Override length_immediate and
10452 prefix_data16 attributes for second alternative.
10453 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10454 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10455 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10456 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10457 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10458 prefix_data16 and length_immediate to 1.
10459 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10461 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10462 prefix_extra attribute for variants that don't have 0f prefix alone.
10463 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10464 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10465 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10466 *sse4_1_pextrd): Set length_immediate to 1.
10467 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10468 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10470 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10471 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10472 length_immediate to 1 for second alternative.
10473 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10474 prefix_extra and length_immediate attributes for the first
10476 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10478 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10479 to 1 for the first and third alternative.
10480 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10482 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10484 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10486 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10487 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10488 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10489 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10490 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10491 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10492 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10493 ssse3_psign<mode>3): Override prefix_rex attribute.
10494 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10495 (ssse3_palignrti): Override length_immediate to 1.
10496 (ssse3_palignrdi): Override length_immediate to 1, override
10497 prefix_rex attribute.
10498 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10499 (sse4a_extrqi): Override length_immediate to 2.
10500 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10501 (sse4a_insertq): Override prefix_data16 to 0.
10502 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10503 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10504 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10505 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10506 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10507 and length_immediate to 1.
10508 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10509 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10510 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10511 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10512 and length_immediate to 1.
10513 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10514 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10515 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10516 avx_ptest256): Override prefix_extra to 1.
10517 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10518 Override prefix_data16 and length_immediate to 1.
10519 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10520 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10521 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10522 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10523 prefix_data16 to 0 and prefix_extra to 2.
10524 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10525 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10527 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10528 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10529 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10530 and prefix_extra to 2.
10531 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10532 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10533 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10534 avx_vpermilvar<mode>3,
10535 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10536 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10537 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10538 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10539 Override prefix_extra to 1.
10540 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10541 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10542 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10543 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10544 prefix_extra and length_immediate to 1.
10545 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10547 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10548 to 1 for the first alternative.
10549 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10550 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10552 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10553 *movv2sf_internal_avx, *movv2sf_internal): Override
10554 prefix_rep attribute for certain alternatives.
10555 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10556 attributes for certain alternatives.
10557 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10558 attributes for certain alternatives.
10559 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10560 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10561 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10562 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10563 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10564 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10565 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10566 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10567 length_immediate to 1 if operand 2 is const_int_operand.
10568 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10569 *vec_extractv2si_1): Set length_immediate attribute to 1.
10570 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10571 using old 3DNOW insn rather than SSE/3DNOW_A.
10572 (mmx_emms, mmx_femms): Clear modrm attribute.
10574 2009-05-29 Martin Jambor <mjambor@suse.cz>
10576 * tree-sra.c: New implementation of SRA.
10578 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10579 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10580 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10581 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10582 (SRA_MAX_STRUCTURE_COUNT): Removed.
10583 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10584 * doc/invoke.texi (sra-max-structure-size): Removed.
10585 (sra-field-structure-ratio): Removed.
10587 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10589 PR middle-end/40291
10590 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10593 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10595 PR rtl-optimization/40101
10596 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10597 seqno. Adjust comment.
10598 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10599 inserting bookkeeping before a jump, the jump is not scheduled.
10600 When no positive seqno found, provide a value. Add comment.
10602 2009-05-29 Richard Guenther <rguenther@suse.de>
10604 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10605 short-cutting on the first component.
10607 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10609 PR middle-end/39958
10610 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10611 for trees other than decls/types.
10613 2009-05-29 Richard Guenther <rguenther@suse.de>
10615 * tree-ssa-operands.c (get_expr_operands): Do not handle
10616 INDIRECT_REFs in the handled-component case. Remove
10617 unused get_ref_base_and_extent case.
10618 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10619 tree_low_cst and host_integerp where possible.
10620 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10621 codes for equivalence.
10622 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10624 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10626 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10627 to tmake_file for i[34567]86-*-cygwin*.
10629 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10632 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10633 (altivec_categorize_keyword, init_vector_keywords,
10634 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10637 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10639 * tree.c (handle_dll_attribute): Check if node is
10640 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10642 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10644 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10646 (thumb2_zero_extendqidi2): Likewise.
10648 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10650 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10651 instead of gen_movrt.
10652 * config/sh/sh.md (movrt): Remove.
10654 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10656 * doc/invoke.texi (IA-64 Options):
10657 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10658 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10659 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10660 -msched-prefer-non-control-spec-insns,
10661 -msched-stop-bits-after-every-cycle,
10662 -msched-count-spec-in-critical-path,
10663 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10664 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10665 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10666 and -msched-spec-verbose.
10668 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10670 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10671 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10673 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10675 2009-05-28 Richard Guenther <rguenther@suse.de>
10677 * tree-ssa-alias.c (ao_ref_init): New function.
10678 (ao_ref_base): Likewise.
10679 (ao_ref_base_alias_set): Likewise.
10680 (ao_ref_alias_set): Likewise.
10681 (refs_may_alias_p_1): Change signature.
10682 (refs_may_alias_p): Adjust.
10683 (refs_anti_dependent_p): Likewise.
10684 (refs_output_dependent_p): Likewise.
10685 (call_may_clobber_ref_p_1): Change signature.
10686 (call_may_clobber_ref_p): Adjust.
10687 (stmt_may_clobber_ref_p_1): New function split out from ...
10688 (stmt_may_clobber_ref_p): ... here.
10689 (maybe_skip_until): Adjust signature.
10690 (get_continuation_for_phi): Likewise.
10691 (walk_non_aliased_vuses): Likewise.
10692 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10693 (ao_ref_init): Declare.
10694 (ao_ref_base): Likewise.
10695 (ao_ref_alias_set): Likewise.
10696 (stmt_may_clobber_ref_p_1): Likewise.
10697 (walk_non_aliased_vuses): Adjust.
10698 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10699 (get_ref_from_reference_ops): remove.
10700 (vn_reference_lookup_2): Adjust signature.
10701 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10702 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10703 (vn_reference_lookup): Adjust.
10704 (vn_reference_insert): Likewise.
10705 (vn_reference_insert_pieces): Adjust signature.
10706 (visit_reference_op_call): Adjust.
10707 * tree-ssa-pre.c (get_expr_type): Simplify.
10708 (phi_translate_1): Adjust.
10709 (compute_avail): Likewise.
10710 (translate_vuse_through_block): Do not re-build trees.
10711 (value_dies_in_block_x): Likewise.
10712 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10714 (vn_reference_lookup_pieces): Adjust declaration.
10715 (vn_reference_insert_pieces): Likewise.
10717 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10719 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10720 with checking disabled.
10722 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10726 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10727 macro definition for support of three-operand format aligned
10728 .comm directive in assembler on cygwin/pe/mingw target OS.
10729 * configure: Regenerate.
10730 * config.h: Regenerate.
10732 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10733 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10734 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10736 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10737 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10739 2009-05-28 Ira Rosen <irar@il.ibm.com>
10741 PR tree-optimization/40254
10742 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10743 in analysis of basic blocks.
10745 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10747 PR middle-end/33699
10748 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10749 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10750 (TARGET_INITIALIZER): Use it.
10751 * cse.c (CHEAPER): Move it up to the other macros.
10752 (insert): Rename this ...
10753 (insert_with_costs): ... to this. Add cost parameters. Update
10755 (insert): New function. Call insert_with_costs.
10756 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10757 find_reg_offset_for_const, try_const_anchors): New functions.
10758 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10759 when using a const-anchor. Call insert_const_anchors.
10760 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10761 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10763 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10765 * tree-inline.c (remap_decls): Enable nonlocalized variables
10766 when not optimizing.
10768 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10770 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10771 Simplify other tests involving optimize.
10773 2009-05-27 Tom Tromey <tromey@redhat.com>
10775 * unwind-dw2.c (_Unwind_DebugHook): New function.
10776 (uw_install_context): Call _Unwind_DebugHook.
10778 2009-05-27 Tom Tromey <tromey@redhat.com>
10780 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10782 2009-05-27 Ian Lance Taylor <iant@google.com>
10784 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10785 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10786 (ALL_LINKERFLAGS): Define.
10787 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10788 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10789 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10790 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10791 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10792 $(LINKER_FOR_BUILD).
10793 (build/gcov-iov$(build_exeext)): Likewise.
10795 2009-05-27 Julian Brown <julian@codesourcery.com>
10797 * gcse.c (target.h): Include.
10798 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10799 copy of argument to a pseudo register.
10801 2009-05-27 Diego Novillo <dnovillo@google.com>
10803 * tree-ssa-live.c (dump_scope_block): Document arguments.
10804 (dump_scope_blocks): Document.
10805 (debug_scope_blocks): New.
10806 * tree-flow.h (debug_scope_blocks): Declare.
10808 2009-05-21 Denis Chertykov <denisc@overta.ru>
10810 * doc/contrib.texi (Contributors): Add myself to the list.
10812 2009-05-27 Olivier Hainque <hainque@adacore.com>
10814 * expr.c (target_align): New function. Alignment the TARGET of an
10815 assignment may be assume to have.
10816 (highest_pow2_factor_for_target): Use it instead of relying on
10817 immediate tree attributes of TARGET, not necessarily honored when
10818 intermediate bitfields are involved.
10820 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10823 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10824 AVX, SSE4, AES, PCLMUL and POPCNT.
10826 2009-05-27 Diego Novillo <dnovillo@google.com>
10828 * tree-pretty-print.c (dump_location): New.
10829 (dump_generic_node): Call it.
10830 Factor code to handle BLOCK nodes ...
10831 (dump_block_node): ... here.
10833 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10835 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10837 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10839 * gcc-plugin.h: Include config.h and system.h.
10840 (IN_GCC): Define if not defined.
10842 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10844 PR middle-end/40249
10845 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10848 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10850 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10852 * config/m32r/m32r.h: Ditto.
10853 * config/m32r/m32r.md: Ditto.
10854 * config/m32r/predicates.md: Ditto.
10856 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10858 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10860 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10863 (Loading plugins): typo.
10864 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10865 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10866 (Interacting with the GCC Garbage Collector): Added new section.
10867 (Giving information about a plugin): Added new section for
10869 * ggc.h (ggc_register_root_tab): Added declaration.
10870 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10871 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10872 (register_callback): Improved comment in declaration.
10873 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10874 (extra_root_vec) Added static variable for dynamic roots registration.
10875 (ggc_register_root_tab) Added new routine.
10876 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10877 PLUGIN_GGC_MARKING event.
10878 * ggc-zone.c: Include plugin.h.
10879 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10880 * ggc-page.c: Include plugin.h.
10881 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10882 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10883 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10884 (register_callback): check lack of callbacks for
10885 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10886 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10887 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10888 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10889 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10890 dependency on plugin.h.
10891 (plugin.o): Added dependency on ggc.h...
10893 2009-05-26 Richard Guenther <rguenther@suse.de>
10895 PR middle-end/40248
10897 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10898 with mismatched comparison modes.
10900 * expr.c (expand_expr_real_1): Expand the operand of a
10901 VIEW_CONVERT_EXPR in its natural mode.
10903 2009-05-26 Ian Lance Taylor <iant@google.com>
10905 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10906 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10907 (ALL_COMPILERFLAGS): Define.
10908 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10909 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10910 (collect2$(exeext), collect2.o): Likewise.
10911 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10912 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10913 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10914 (libbackend.o, intl.o, cppdefault.o): Likewise.
10915 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10916 (build/%.o): Use $(COMPILER_FOR_BUILD).
10917 (build/gen%$(build_exeext)): Likewise.
10918 (build/gcov-iov$(build_exeext)): LIkewise.
10919 * config/t-darwin (darwin.o): Use $(COMPILER).
10920 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10921 * config/t-sol2 (sol2-c.o): Likewise.
10922 (sol2.o): Likewise.
10923 * config/t-vxworks (vxworks.o): Likewise.
10924 * config/x-darwin (host-darwin.o): Likewise.
10925 * config/x-hpux (host-hpux.o): Likewise.
10926 * config/x-linux (host-linux.o): Likewise.
10927 * config/x-solaris (host-solaris.o): Likewise.
10928 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10929 * config/arm/t-arm (arm-c.o): Likewise.
10930 * config/arm/t-pe (pe.o): Likewise.
10931 * config/arm/t-wince-pe (pe.o): Likewise.
10932 * config/i386/t-cygming (winnt.o): Likewise.
10933 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10934 * config/i386/t-cygwin (cygwin1.o): Likewise.
10935 (cygwin2.o): Likewise.
10936 * config/i386/t-i386 (i386-c.o): Likewise.
10937 * config/i386/t-interix (winnt.o): Likewise.
10938 * config/i386/t-netware (netware.o): Likewise.
10939 * config/i386/t-nwld (nwld.o): Likewise.
10940 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10941 * config/i386/x-i386 (driver-i386.o): Likewise.
10942 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10943 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10944 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10945 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10946 * config/mips/x-native (driver-native.o): Likewise.
10947 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10948 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10949 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10950 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10951 * config/score/t-score-elf (score7.o): Likewise.
10952 (score3.o): Likewise.
10953 * config/sh/t-sh (sh-c.o): Likewise.
10954 * config/sh/t-symbian (sh-c.o): Likewise.
10955 (symbian.o): Likewise.
10956 * config/spu/t-spu-elf (spu-c.o): Likewise.
10957 * config/v850/t-v850 (v850-c.o): Likewise.
10958 * config/v850/t-v850e (v850-c.o): Likewise.
10960 2009-05-26 Richard Guenther <rguenther@suse.de>
10962 PR tree-optimization/40122
10963 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10964 VECTOR_CSTs if possible.
10965 (fold_gimple_assign): Likewise.
10967 2009-05-26 Richard Guenther <rguenther@suse.de>
10969 PR middle-end/40252
10970 * fold-const.c (fold_binary): Use the correct types for building
10973 2009-05-26 Richard Guenther <rguenther@suse.de>
10975 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10976 redundant calls to merge_alias_info.
10977 (bump_vector_ptr): Likewise.
10978 * tree-ssa-copy.c (merge_alias_info): Remove.
10979 (replace_exp_1): Remove call to merge_alias_info.
10980 (propagate_tree_value): Likewise.
10981 (fini_copy_prop): Propagate points-to info.
10982 * tree-flow.h (merge_alias_info): Remove.
10984 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10986 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10988 2009-05-25 Jan Hubicka <jh@suse.cz>
10990 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10991 * cgraph.h (struct inline_summary): New filed self_wize,
10992 size_inlining_benefit, self_time and time_inlining_benefit.
10993 (struct cgraph_global_info): Replace insns by time ans size fields.
10994 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10995 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10996 (ipcp_update_callgraph): Do not touch function bodies.
10997 * ipa-inline.c: Include except.h
10998 (MAX_TIME): New constant.
10999 (overall_insns): Remove.
11000 (leaf_node_p): New.
11001 (overall_size, max_benefit): New static variables.
11002 (cgraph_estimate_time_after_inlining): New function.
11003 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11004 (cgraph_clone_inlined_nodes): Update size.
11005 (cgraph_mark_inline_edge): Update size.
11006 (cgraph_estimate_growth): Use size info.
11007 (cgraph_check_inline_limits): Check size.
11008 (cgraph_default_inline_p): Likewise.
11009 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11010 (cgraph_decide_recursive_inlining): Check size.
11011 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11013 (cgraph_decide_inlining): Likewise.
11014 (cgraph_decide_inlining_incrementally): Likewise; honor
11015 PARAM_EARLY_INLINING_INSNS.
11016 (likely_eliminated_by_inlining_p): New predicate.
11017 (estimate_function_body_sizes): New function.
11018 (compute_inline_parameters): Use it.
11019 * except.c (must_not_throw_labels): New function.
11020 * except.h (must_not_throw_labels): Declare.
11021 * tree-inline.c (init_inline_once): Kill inlining_weigths
11022 * tree-ssa-structalias.c: Avoid uninitialized warning.
11023 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11024 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11025 (PARAM_INLINE_CALL_COST): Remove.
11026 (PARAM_EARLY_INLINING_INSNS): New.
11028 2009-05-25 Richard Guenther <rguenther@suse.de>
11030 PR tree-optimization/36327
11031 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11032 callback for reference translation or lookup at the point of may-defs.
11033 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11034 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11035 for union COMPONENT_REFs.
11036 (vn_reference_lookup_3): New callback. Lookup from memset
11037 and CONSTRUCTOR assignment, translate through struct copies.
11038 (vn_reference_lookup_pieces): Make sure to not free the
11039 passed operands array. Adjust walk_non_aliased_vuses call.
11040 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11041 make sure we do not leak memory.
11043 2009-05-25 Richard Guenther <rguenther@suse.de>
11045 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11046 * tree-inline.c (expand_call_inline): Reset the escaped and
11047 callused solutions.
11048 * tree-ssa-structalias.c (pass_build_ealias): New.
11049 * tree-pass.h (pass_build_ealias): Declare.
11050 * passes.c (init_optimization_passes): Add PTA during
11051 early optimizations.
11052 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11053 and CALLUSED solutions.
11054 (dump_points_to_solution): New function, split out from ...
11055 (dump_points_to_info_for): ... here.
11056 * tree-parloops.c (parallelize_loops): Reset the escaped and
11057 callused solutions.
11059 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11062 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11063 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11065 2009-05-25 Ira Rosen <irar@il.ibm.com>
11067 PR tree-optimization/40238
11068 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11069 statements after basic block's labels.
11070 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11071 to free the allocated memory.
11073 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11075 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11076 return address with a USE.
11078 2009-05-24 Richard Guenther <rguenther@suse.de>
11080 PR middle-end/40233
11081 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11082 array type from the main variant of the inner type.
11084 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11086 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11087 definition to bool (from int) to un-break build.
11088 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11090 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11092 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11093 discard_stmt_changes): Delete.
11094 * tree-ssa-operands.c (scb_stack): Delete.
11095 (init_ssa_operands): Do not initialize it.
11096 (fini_ssa_operands): Do not free it.
11097 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11099 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11100 update_stmt, remove the others. Fix comments.
11101 * tree-dfa.c (optimize_stack_restore): Likewise.
11102 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11103 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11104 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11105 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11107 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11108 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11109 (dom_opt_finalize_block): Likewise, adjusting access to
11111 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11112 (stmts_to_rescan): Change item type to gimple.
11113 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11115 2009-05-24 Ira Rosen <irar@il.ibm.com>
11117 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11118 * tree-pass.h (pass_slp_vectorize): New pass.
11119 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11120 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11121 * tree-vectorizer.c (timevar.h): Include.
11122 (user_vect_verbosity_level): Declare.
11123 (vect_location): Fix comment.
11124 (vect_set_verbosity_level): Update user_vect_verbosity_level
11125 instead of vect_verbosity_level.
11126 (vect_set_dump_settings): Add an argument. Ignore user defined
11127 verbosity if dump flags require higher level of verbosity. Print to
11128 stderr only for loop vectorization.
11129 (vectorize_loops): Update call to vect_set_dump_settings.
11130 (execute_vect_slp): New function.
11131 (gate_vect_slp): Likewise.
11132 (struct gimple_opt_pass pass_slp_vectorize): New.
11133 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11134 access its members.
11135 (vec_info_for_bb): New function.
11136 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11137 (VECTORIZATION_ENABLED): New macro.
11138 (SLP_ENABLED, SLP_DISABLED): Likewise.
11139 (vect_is_simple_use): Add bb_vec_info argument.
11140 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11141 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11142 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11143 vect_schedule_slp, vect_analyze_slp): Likewise.
11144 (vect_analyze_stmt): Add slp_tree argument.
11145 (find_bb_location): Declare.
11146 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11147 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11148 (vect_analyze_loop_operations, vect_analyze_loop,
11149 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11150 vect_finalize_reduction, vectorizable_reduction,
11151 vectorizable_live_operation, vect_transform_loop): Likewise.
11152 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11153 skip evolution analysis if analyzing a basic block.
11154 (dr_analyze_indices): Likewise.
11155 (initialize_data_dependence_relation): Skip the test whether the
11156 object is invariant for basic blocks.
11157 (compute_all_dependences): Skip dependence analysis for data
11158 references in basic blocks.
11159 (find_data_references_in_stmt): Don't fail in case of invariant
11160 access in basic block.
11161 (find_data_references_in_bb): New function.
11162 (find_data_references_in_loop): Move code to
11163 find_data_references_in_bb and add a call to it.
11164 (compute_data_dependences_for_bb): New function.
11165 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11166 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11168 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11169 unknown dependence in basic block and fail in case of dependence in
11171 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11172 dependence instances from either loop or basic block vectorization
11174 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11175 before calling nested_in_vect_loop_p.
11176 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11177 dependence instances from either loop or basic block vectorization
11179 (vect_verify_datarefs_alignment): Likewise.
11180 (vect_enhance_data_refs_alignment): Adjust function calls.
11181 (vect_analyze_data_refs_alignment): Likewise.
11182 (vect_analyze_group_access): Fix printing. Skip different checks if
11183 DR_STEP is 0. Keep strided stores either in loop or basic block
11184 vectorization data structure. Fix indentation.
11185 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11187 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11188 dependence instances from either loop or basic block vectorization
11190 (vect_analyze_data_refs): Update comment. Call
11191 compute_data_dependences_for_bb to analyze basic blocks.
11192 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11193 case of loop vectorization. In case of basic block vectorization use
11194 data-ref itself as a base.
11195 (vect_create_data_ref_ptr): In case of basic block vectorization:
11196 don't advance the pointer, add new statements before the current
11197 statement. Adjust function calls.
11198 (vect_supportable_dr_alignment): Support only aligned accesses in
11199 basic block vectorization.
11200 * common.opt (ftree-slp-vectorize): New flag.
11201 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11202 (vect_pattern_recog_1): Likewise.
11203 * tree-vect-stmts.c (process_use): Likewise.
11204 (vect_init_vector): Add new statements in the beginning of the basic
11205 block in case of basic block SLP.
11206 (vect_get_vec_def_for_operand): Adjust function calls.
11207 (vect_finish_stmt_generation): Likewise.
11208 (vectorizable_call): Add assert that it is loop vectorization, adjust
11210 (vectorizable_conversion, vectorizable_assignment): Likewise.
11211 (vectorizable_operation): In case of basic block SLP, take
11212 vectorization factor from statement's type and skip the relevance
11213 check. Adjust function calls.
11214 (vectorizable_type_demotion): Add assert that it is loop
11215 vectorization, adjust function calls.
11216 (vectorizable_type_promotion): Likewise.
11217 (vectorizable_store): Check for outer loop only in case of loop
11218 vectorization. Adjust function calls. For basic blocks, skip the
11219 relevance check and don't advance pointers.
11220 (vectorizable_load): Likewise.
11221 (vectorizable_condition): Add assert that it is loop vectorization,
11222 adjust function calls.
11223 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11224 that it is not reduction, get vector type, call only supported
11225 functions, skip loop specific parts.
11226 (vect_transform_stmt): Check for outer loop only in case of loop
11228 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11229 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11230 for external definition.
11231 * passes.c (pass_slp_vectorize): New pass.
11232 * tree-vect-slp.c (find_bb_location): New function.
11233 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11234 check for patterns only in loops.
11235 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11236 case of multiple types in basic block SLP.
11237 (vect_mark_slp_stmts_relevant): New function.
11238 (vect_supported_load_permutation_p): Fix comment.
11239 (vect_analyze_slp_instance): Add argument. In case of basic block
11240 SLP, take vectorization factor from statement's type, check that
11241 unrolling factor is 1. Adjust function call. Save SLP instance in
11242 either loop or basic block vectorization structure. Return FALSE,
11244 (vect_analyze_slp): Add argument. Get strided stores groups from
11245 either loop or basic block vectorization structure. Return FALSE
11246 if basic block SLP failed.
11247 (new_bb_vec_info): New function.
11248 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11249 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11250 (vect_schedule_slp): Add argument. Get SLP instances from either
11251 loop or basic block vectorization structure. Set vectorization factor
11252 to be 1 for basic block SLP.
11253 (vect_slp_transform_bb): New function.
11254 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11256 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11258 * final.c (shorten_branches): Do not align labels for jump tables.
11259 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11261 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11263 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11264 Remove outdated reference to flow.c and fix nits.
11265 * doc/gccint.texi: Tweak RTL description.
11266 * doc/rtl.texi: Likewise.
11268 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11270 * config/avr/avr.c: Change my email address.
11271 * config/avr/avr.h: Likewise.
11272 * config/avr/avr.md: Likewise.
11273 * config/avr/avr-protos.h: Likewise.
11274 * config/avr/libgcc.S: Likewise.
11276 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11278 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11279 (spu_split_load, spu_split_store): Change return type to int.
11280 (spu_split_convert): Declare.
11281 * config/spu/predicates.md (spu_mem_operand): Remove.
11282 (spu_mov_operand): Update.
11283 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11284 * config/spu/spu.c (regno_aligned_for_load): Remove.
11285 (reg_aligned_for_addr, spu_expand_load): Define.
11286 (spu_expand_extv): Reimplement and handle MEM.
11287 (spu_expand_insv): Handle MEM.
11288 (spu_sched_reorder): Handle insn's with length 0.
11289 (spu_legitimate_address_p): Reimplement.
11290 (store_with_one_insn_p): Return TRUE for any mode with size
11291 larger than 16 bytes.
11292 (address_needs_split): Define.
11293 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11295 (spu_convert_move): Define.
11296 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11297 (spu_split_store): Change all MEM's to TImode.
11298 (spu_init_expanders): Preallocate registers that correspond to
11299 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11301 (spu_split_convert): Define.
11302 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11303 (_move<mode>, _movdi, _movti): Update predicate and condition.
11304 (load, store): Change to define_split.
11305 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11307 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11308 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11309 define_insn_and_split of lshr<mode>3.
11310 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11311 (<v>ashr<mode>3_imm): Define.
11312 (extv, extzv, insv): Allow MEM operands.
11313 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11314 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11315 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11316 (_spu_convert2): Change to define_insn_and_split and remove the
11317 corresponding define_peephole2.
11318 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11319 Change predicates to memory_operand.
11321 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11323 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11325 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11327 PR tree-optimization/40219
11328 * tree.c (iterative_hash_expr): Make sure the builtin function is
11329 a normal builtin function and not a front end or back end builtin
11330 before indexing into the built_in_decls array.
11332 2009-05-22 Richard Guenther <rguenther@suse.de>
11334 PR middle-end/38964
11335 * alias.c (write_dependence_p): Do not use TBAA for answering
11336 anti-dependence or output-dependence.
11337 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11338 (emit_pointer_definition): Remove.
11339 (emit_alias_warning): Likewise.
11340 (find_what_var_points_to): Remove TBAA pruning code.
11341 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11343 (compute_points_to_sets): Remove code computing the set of
11344 dereferenced pointers.
11345 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11346 oracle for querying anti and output dependencies.
11347 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11348 if TBAA may be applied.
11349 (refs_anti_dependent_p): New function.
11350 (refs_output_dependent_p): Likewise.
11351 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11352 (refs_output_dependent_p): Likewise.
11353 * doc/tree-ssa.texi (Memory model): New section.
11354 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11355 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11356 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11357 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11358 * expr.c (expand_expr_real_1): Likewise.
11359 * gimple-low.c (lower_stmt): Likewise.
11360 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11361 (dump_gimple_cdt): Remove.
11362 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11363 (gimple_size): Likewise.
11364 (walk_gimple_op): Likewise.
11365 (is_gimple_stmt): Likewise.
11366 (walk_stmt_load_store_addr_ops): Likewise.
11367 (gimple_build_cdt): Remove.
11368 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11369 * gimple.h (gimple_cdt_new_type): Remove.
11370 (gimple_cdt_new_type_ptr): Likewise.
11371 (gimple_cdt_set_new_type): Likewise.
11372 (gimple_cdt_location): Likewise.
11373 (gimple_cdt_location_ptr): Likewise.
11374 (gimple_cdt_set_location): Likewise.
11375 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11376 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11377 GIMPLE_CHANGE_DYNAMIC_TYPE.
11378 (verify_types_in_gimple_stmt): Likewise.
11379 * tree-inline.c (estimate_num_insns): Likewise.
11380 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11381 (copy_decl_to_var): Likewise.
11382 (copy_result_decl_to_var): Likewise.
11383 * tree-pretty-print.c (dump_generic_node): Do not handle
11384 CHANGE_DYNAMIC_TYPE_EXPR.
11385 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11386 * tree-ssa-operands.c (get_expr_operands): Likewise.
11387 * tree-ssa-structalias.c (struct variable_info): Remove
11388 no_tbaa_pruning member.
11389 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11390 (unify_nodes): Do not copy it.
11391 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11392 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11393 (set_uids_in_ptset): Do not check it.
11394 (find_what_var_points_to): Likewise.
11395 (compute_tbaa_pruning): Remove.
11396 (compute_points_to_sets): Do not call it.
11397 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11398 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11399 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11400 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11401 (DECL_NO_TBAA_P): Likewise.
11402 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11403 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11404 (expand_omp_atomic_pipeline): Do not set it.
11405 * print-tree.c (print_node): Do not dump it.
11406 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11409 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11412 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11415 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11417 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11420 2009-05-22 Ben Elliston <bje@au.ibm.com>
11422 * Makefile.in (bversion.h, s-bversion): New targets.
11423 (TOPLEV_H): Add bversion.h.
11424 * toplev.h: Include "bversion.h".
11425 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11426 the __format__ attribute only if compiling with the same version
11427 of GCC as the sources (the "build version").
11429 2009-05-22 Ben Elliston <bje@au.ibm.com>
11431 * c-format.c (handle_format_attribute): Fix comment typo.
11433 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11436 * config/ia64/ia64.opt (mfused-madd): New.
11437 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11438 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11439 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11440 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11441 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11442 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11443 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11444 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11445 instruction if !TARGET_FUSED_MADD.
11446 (fpma, fpms): Remove colon from name.
11448 2009-05-22 Richard Guenther <rguenther@suse.de>
11450 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11451 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11452 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11454 (create_expression_by_pieces): Only convert if necessary.
11455 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11456 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11458 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11460 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11461 regular pattern from a template and rename it ...
11462 (*extzv_truncsi_exts): ... to this.
11464 2009-05-21 Richard Guenther <rguenther@suse.de>
11466 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11467 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11468 (cgraph_default_inline_p): Likewise.
11469 (cgraph_decide_inlining_incrementally): Likewise.
11471 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11472 Uros Bizjak <ubizjak@gmail.com>
11474 * config/i386/cpuid.h (bit_MOVBE): New.
11476 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11478 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11479 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11480 (ix86_handle_option): Handle OPT_mmovbe.
11481 (ix86_target_string): Add -mmovbe.
11482 (pta_flags): Add PTA_MOVBE.
11483 (processor_alias_table): Add PTA_MOVBE to "atom".
11484 (override_options): Handle PTA_MOVBE.
11486 * config/i386/i386.h (TARGET_MOVBE): New.
11488 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11489 (*bswapsi_movbe): New.
11490 (*bswapdi_movbe): Likewise.
11491 (bswapdi2): Renamed to ...
11492 (*bswapdi_1): This.
11493 (bswapdi2): New expander.
11495 * config/i386/i386.opt (mmovbe): New.
11497 * doc/invoke.texi: Document -mmovbe.
11499 2009-05-21 Taras Glek <tglek@mozilla.com>
11501 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11502 * gcc-plugin.h (plugin_init): Updated signature.
11503 * gcc-plugin.h (plugin_name_args): Moved to this header.
11504 * doc/plugins.texi (plugin_init): Updated documention to reflect
11506 * doc/plugins.texi (plugin_name_args): Added to documention.
11508 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11510 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11511 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11513 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11515 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11516 JUMP_TABLE_DATA_P predicates where applicable.
11517 * config/i386/predicates.md: Ditto.
11518 * config/i386/sse.md: Ditto.
11520 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11522 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11523 operand2 -128 override length_immediate attribute to 1.
11524 * config/i386/predicates.md (constm128_operand): New predicate.
11526 * config/i386/i386.c (memory_address_length): Handle %r12
11527 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11529 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11530 mode look through optional ZERO_EXTEND and SUBREG.
11531 * config/i386/i386.md (R12_REG): New define_constant.
11532 (prefix_data16): For sse unit set also for MODE_TI insns.
11533 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11534 insns set if operand 1 is ext_QIreg_operand.
11535 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11536 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11538 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11539 mode from MODE_DI to MODE_SI.
11540 (movdi_1_rex64): Override modrm and length_immediate attributes
11541 only for movabs (TYPE_IMOV, alternative 2).
11542 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11543 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11544 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11545 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11546 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11547 prefix_rex attribute if DImode.
11548 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11549 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11550 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11551 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11552 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11553 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11554 Likewise. For TYPE_IMOV clear length_immediate attribute.
11555 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11556 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11557 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11558 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11559 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11560 or one operand TYPE_ISHIFT.
11561 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11562 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11563 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11564 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11565 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11566 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11567 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11568 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11569 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11570 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11571 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11572 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11573 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11574 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11575 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11576 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11577 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11578 set mode attribute, don't override length attribute.
11579 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11581 (return_internal_long): Set length attribute to 2 instead of 1.
11582 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11583 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11584 prefix_rex attribute.
11585 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11587 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11589 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11591 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11593 2009-05-20 Ian Lance Taylor <iant@google.com>
11595 * tree.c (build_tree_list_vec_stat): New function.
11596 (ctor_to_vec): New function.
11597 (build_nt_call_vec): New function.
11598 (build_call_array): Change args to be a const pointer.
11599 (build_call_vec): New function.
11600 * tree.h (build_nt_call_vec): Declare.
11601 (build_tree_list_vec_stat): Declare.
11602 (build_tree_list_vec): Define.
11603 (build_call_array): Update declaration.
11604 (build_call_vec): Declare.
11605 (ctor_to_vec): Declare.
11606 * c-common.c (tree_vector_cache): New static variable.
11607 (make_tree_vector): New function.
11608 (release_tree_vector): New function.
11609 (make_tree_vector_single): New function.
11610 (make_tree_vector_copy): New function.
11611 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11612 (make_tree_vector_single, make_tree_vector_copy): Declare.
11613 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11614 (c_parser_expr_list): Don't manage cache here, instead call
11616 (c_parser_release_expr_list): Remove static function.
11617 (c_parser_vec_to_tree_list): Remove static function.
11618 (c_parser_attributes): Call build_tree_list_vec instead of
11619 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11620 c_parser_release_expr_list.
11621 (c_parser_postfix_expression_after_primary): Likewise.
11622 (c_parser_objc_keywordexpr): Likewise.
11624 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11626 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11627 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11628 TARGET_CONVERT_TO_TYPE.
11629 * hooks.c (hook_tree_const_tree_null): Define.
11630 * hooks.h (hook_tree_const_tree_null): Declare.
11631 * target.h (struct gcc_target): Add invalid_parameter_type,
11632 invalid_return_type, promoted_type, and convert_to_type fields.
11633 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11634 (TARGET_INVALID_RETURN_TYPE): Define.
11635 (TARGET_PROMOTED_TYPE): Define.
11636 (TARGET_CONVERT_TO_TYPE): Define.
11637 (TARGET_INITIALIZER): Update for new fields.
11638 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11639 (grokparms): Check targetm.invalid_parameter_type.
11640 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11641 * c-convert.c (convert): Check targetm.convert_to_type.
11643 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11645 * config/mips/mips.md (*extenddi_truncate<mode>,
11646 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11648 (*extendhi_truncateqi): New define_insn_and_sptit.
11650 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11652 PR middle-end/40204
11653 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11654 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11656 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11658 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11659 the operand of VIEW_CONVERT_EXPR.
11661 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11663 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11664 extended family and model for Intel processors. Support Intel Atom.
11666 2009-05-20 Olivier Hainque <hainque@adacore.com>
11668 * gstab.h (stab_code_type): Define, to be used instead of the
11669 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11671 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11672 occurrences by stab_code_type.
11673 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11675 2009-05-20 Martin Jambor <mjambor@suse.cz>
11677 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11678 (sra_insert_before): Likewise.
11679 (sra_insert_after): Likewise.
11680 (sra_init_cache): Likewise.
11681 (sra_type_can_be_decomposed_p): Likewise.
11682 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11683 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11684 (sra_insert_before): Likewise.
11685 (sra_insert_after): Likewise.
11686 (sra_init_cache): Likewise.
11687 (insert_edge_copies_seq): Made static and moved upwards.
11689 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11692 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11694 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11695 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11698 2009-05-20 Richard Guenther <rguenther@suse.de>
11700 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11701 with mismatched comparison modes.
11703 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11705 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11706 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11707 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11708 with shifts for Thumb2.
11709 (orsi_notsi): New for orn.
11710 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11711 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11712 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11713 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11714 Don't invert remainder for IOR.
11716 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11718 PR tree-optimization/40087
11719 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11720 number_of_iterations_ne): Rename never_infinite argument.
11721 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11722 number_of_iterations_le): Handle pointer-type ivs when
11723 exit_must_be_taken is false.
11724 (number_of_iterations_cond): Do not always assume that
11725 exit_must_be_taken if the control variable is a pointer.
11727 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11729 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11730 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11732 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11734 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11735 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11737 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11740 * c.opt (Wlogical-op): Disabled by default.
11741 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11743 * doc/invoke.texi (Wlogical-op): Likewise.
11745 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11747 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11749 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11750 Propagate the type of the first operand.
11751 <ASSERT_EXPR>: Simplify.
11752 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11753 Rewrite using the RHS code as discriminant.
11754 <NOP_EXPR>: Turn into CASE_CONVERT.
11755 <PLUS_EXPR>: Propagate the type of the first operand.
11757 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11759 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11760 (ia64_dconst_0_375): New.
11761 * config/ia64/ia64.c (ia64_override_options): Remove
11762 -minline-sqrt-min-latency warning.
11763 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11764 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11765 * config/ia64/ia64.md (*sqrt_approx): Remove.
11766 (sqrtsf2): Remove #if 0.
11767 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11768 (sqrtdf): Remove assert.
11769 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11770 (sqrtxf2): Remove #if 0.
11771 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11772 * div.md (sqrt_approx_rf): New.
11773 (sqrtsf2_internal_thr): New implementation.
11774 (sqrtsf2_internal_lat): New.
11775 (sqrtdf2_internal_thr: New implementation.
11776 (sqrtxf2_internal): New implementation.
11778 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11779 Hans-Peter Nilsson <hp@axis.com>
11781 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11782 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11783 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11784 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11785 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11786 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11787 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11788 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11789 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11790 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11791 * c-common.c: ...from here.
11793 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11795 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11797 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11799 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11801 2009-05-19 Ben Elliston <bje@au.ibm.com>
11803 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11804 assignments with memcpy calls.
11805 (add_fdes): Likewise.
11806 (binary_search_unencoded_fdes): Likewise.
11807 (linear_search_fdes): Eliminate type puns.
11809 2009-05-19 Richard Guenther <rguenther@suse.de>
11811 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11812 not falsely claim to have propagated into all uses.
11814 2009-05-19 Ben Elliston <bje@au.ibm.com>
11816 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11819 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11821 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11822 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11823 (TARGET_LEGITIMATE_ADDRESS_P): New.
11824 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11825 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11827 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11830 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11831 child of the containing namespace's DIE.
11833 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11835 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11836 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11837 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11840 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11843 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11844 gen_align with gen_pad.
11845 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11846 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11848 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11849 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11851 * config/i386/i386.md (align): Renamed to ...
11852 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11853 ASM_OUTPUT_MAX_SKIP_PAD.
11855 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11857 * config.gcc: Fix variable syntax.
11860 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11861 before calling exact_log2.
11862 (output_iorsi3): Likewise.
11863 (output_xorsi3): Likewise.
11865 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11867 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11868 for the none zero constant operand except for EQ and NE
11869 comprisons even when the first operand is R0.
11871 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11873 * config/s390/2064.md: Remove trailing whitespaces.
11874 * config/s390/2084.md: Likewise.
11875 * config/s390/constraints.md: Likewise.
11876 * config/s390/fixdfdi.h: Likewise.
11877 * config/s390/libgcc-glibc.ver: Likewise.
11878 * config/s390/s390-modes.def: Likewise.
11879 * config/s390/s390-protos.h: Likewise.
11880 * config/s390/s390.c: Likewise.
11881 * config/s390/s390.h: Likewise.
11882 * config/s390/s390.md: Likewise.
11883 * config/s390/tpf-unwind.h: Likewise.
11885 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11887 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11889 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11892 * configure.ac (m68k-*-*): Check if binutils support TLS.
11893 * configure: Regenerate.
11894 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11895 * config/m68k/constraints.md (Cu): New constraint.
11896 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11897 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11898 (movsi): Handle TLS symbols.
11899 (addsi3_5200): Handle XTLS symbols, indent.
11900 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11901 (m68k_tls_reference_p): Declare.
11902 (m68k_legitimize_address): Declare.
11903 (m68k_unwrap_symbol): Declare.
11904 * config/m68k/m68k.opt (mxtls): New option.
11905 * config/m68k/m68k.c (ggc.h): Include.
11906 (m68k_output_dwarf_dtprel): Implement hook.
11907 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11908 (m68k_expand_prologue): Load GOT pointer when function needs it.
11909 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11910 (m68k_legitimate_constant_address_p): Same.
11911 (m68k_decompose_address): Handle TLS references.
11912 (m68k_get_gp): New static function.
11913 (enum m68k_reloc): New contants.
11914 (TLS_RELOC_P): New macro.
11915 (m68k_wrap_symbol): New static function.
11916 (m68k_unwrap_symbol): New function.
11917 (m68k_final_prescan_insn_1): New static function.
11918 (m68k_final_prescan_insn): New function.
11919 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11921 (legitimize_pic_address): Handle TLS references..
11922 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11923 (m68k_libcall_value_in_a0_p)
11924 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11925 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11926 (m68k_legitimize_tls_address): Handle TLS references.
11927 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11929 (m68k_legitimize_address): Handle TLS symbols.
11930 (m68k_get_reloc_decoration): New static function.
11931 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11933 (m68k_output_dwarf_dtprel): Implement hook.
11934 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11935 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11936 m68k_call_* routines.
11937 (sched_attr_op_type): Handle TLS symbols.
11938 (gt-m68k.h): Include.
11939 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11940 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11942 2009-05-18 Martin Jambor <mjambor@suse.cz>
11944 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11945 (visit_store_addr_for_mod_analysis): New function.
11946 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11947 (determine_cst_member_ptr): Use gimple_assign_single_p.
11948 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11949 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11950 operands. Don't check number of operands of a NOP_EXPR.
11952 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11954 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11956 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11959 * c-common.c (warn_logical_operator): Don't warn if one of
11960 expression isn't always true or false.
11962 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11964 * config/i386/biarch32.h: New file.
11965 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11967 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11969 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11970 *zero_extend<mode>_truncqi): Merge these into ...
11971 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11972 Name the pattern following this as *zero_extendhi_truncqi.
11974 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11976 PR middle-end/39301
11977 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11978 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11979 (output_info): Make field HOST_WIDEST_INT.
11980 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11981 (dump_bitmat_statistics): Same.
11983 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11985 * config.gcc (use_gcc_stdint): Set to wrap.
11986 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11987 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11988 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11989 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11990 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11991 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11992 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11993 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11995 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11997 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11999 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12000 Move definitions earlier.
12001 (OPT_ARCH64, OPT_ARCH32): Define.
12002 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12005 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12008 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12011 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12013 * arm.md (movdi2): Copy non-reg values to DImode registers.
12015 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12018 * final.c (label_to_max_skip): New function.
12019 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12020 CODE_LABEL_NUMBER <= max_labelno.
12021 * output.h (label_to_max_skip): New prototype.
12022 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12023 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12024 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12025 Handle CODE_LABELs with >= 16 byte alignment or with
12026 max_skip == (1 << align) - 1.
12027 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12028 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12031 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12032 .p2align 3 if MAX_SKIP is smaller than 7.
12033 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12035 2009-05-15 Ian Lance Taylor <iant@google.com>
12037 * alias.c (struct alias_set_entry_d): Rename from struct
12038 alias_set_entry. Change all uses.
12039 * except.c (struct call_site_record_d): Rename from struct
12040 call_site_record. Change all uses.
12041 * except.h (struct eh_region_d): Rename from struct eh_region.
12043 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12045 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12046 ivtype_map_elt. Change all uses.
12047 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12049 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12050 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12052 (struct sese_d): Rename from struct sese. Change all uses.
12053 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12054 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12055 * optabs.h (struct optab_d): Rename from struct optab. Change all
12057 (struct convert_optab_d): Rename from struct convert_optab.
12059 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12060 ipa_opt_pass. Change all uses.
12061 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12064 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12065 defined as a typedef.
12066 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12069 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12072 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12074 (merge_ranges): Returns bool.
12075 * tree.h (make_range): .. to here.
12076 (build_range_check): Likewise.
12077 (merge_ranges): Likewise. Renamed from merge_ranges.
12078 * c-typeck.c (parser_build_binary_op): Update calls to
12079 warn_logical_operator.
12080 * c-common.c (warn_logical_operator): Add new warning.
12081 * c-common.h (warn_logical_operator): Update declaration.
12083 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12085 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12087 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12089 * doc/install.texi: Document MPC requirements, flags etc.
12091 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12092 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12093 Evaluate constant arguments.
12094 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12095 (fold_builtin_1): Likewise, also evaluate constant arguments.
12096 Remove superfluous break.
12097 (do_mpc_ckconv): New.
12098 * real.h: Include mpc.h.
12099 * toplev.c (print_version): Output MPC version info if available.
12101 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12103 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12105 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12107 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12110 2009-05-15 Jan Hubicka <jh@suse.cz>
12112 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12113 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12114 (try_inline): Fix return value.
12115 (cgraph_decide_inlining_incrementally): Honor new value.
12116 (cgraph_early_inlining): Handle indirect inlining.
12117 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12119 2009-05-15 Jan Hubicka <jh@suse.cz>
12121 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12122 * cgraphunit.c (cgraph_finalize_function): Set it.
12123 (cgraph_expand_function): Use it.
12125 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12127 * real.c (encode_ieee_half): Define.
12128 (decode_ieee_half): Define.
12129 (ieee_half_format): Define.
12130 (arm_half_format): Define.
12131 * real.h (ieee_half_format): Declare.
12132 (arm_half_format): Declare.
12134 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12136 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12137 swapped, and reversed optabs exist before trying to use them.
12139 2009-05-15 Paul Brook <paul@codesourcery.com>
12140 Sandra Loosemore <sandra@codesourcery.com>
12142 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12143 loads. Allow PRE_DEC.
12144 (output_move_neon): Handle PRE_DEC.
12145 (arm_print_operand): Add 'A' for neon structure loads.
12146 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12147 * config/arm/neon.md (neon_mov): Update comment.
12148 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12150 (Um): New constraint.
12152 2009-05-15 Jan Hubicka <jh@suse.cz>
12154 Revert the following patch until testsuite fallout is fixed:
12155 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12156 * cgraph.h (struct inline_summary): New filed self_wize,
12157 size_inlining_benefit, self_time and time_inlining_benefit.
12158 (struct cgraph_global_info): Replace insns by time ans size fields.
12159 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12160 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12161 (ipcp_update_callgraph): Do not touch function bodies.
12162 * ipa-inline.c: Include except.h
12163 (MAX_TIME): New constant.
12164 (overall_insns): Remove
12165 (overall_size, max_benefit): New static variables.
12166 (cgraph_estimate_time_after_inlining): New function.
12167 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12168 (cgraph_clone_inlined_nodes): Update size.
12169 (cgraph_mark_inline_edge): Update size.
12170 (cgraph_estimate_growth): Use size info.
12171 (cgraph_check_inline_limits): Check size.
12172 (cgraph_default_inline_p): Likewise.
12173 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12174 (cgraph_decide_recursive_inlining): Check size.
12175 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12177 (cgraph_decide_inlining): Likewise.
12178 (cgraph_decide_inlining_incrementally): Likewise; honor
12179 PARAM_EARLY_INLINING_INSNS.
12180 (likely_eliminated_by_inlining_p): New predicate.
12181 (estimate_function_body_sizes): New function.
12182 (compute_inline_parameters): Use it.
12183 * except.c (must_not_throw_labels): New function.
12184 * except.h (must_not_throw_labels): Declare.
12185 * tree-inline.c (init_inline_once): Kill inlining_weigths
12186 * tree-ssa-structalias.c: Avoid uninitialized warning.
12187 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12188 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12189 (PARAM_INLINE_CALL_COST): Remove.
12190 (PARAM_EARLY_INLINING_INSNS): New.
12192 2009-05-15 Richard Guenther <rguenther@suse.de>
12194 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12195 not TODO_update_ssa.
12197 2009-05-15 Richard Guenther <rguenther@suse.de>
12199 PR tree-optimization/39999
12200 * gimple.h (gimple_expr_type): Use the expression type looking
12201 through useless conversions.
12202 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12203 (vn_nary_op_insert_stmt): Likewise.
12204 (simplify_binary_expression): Likewise.
12206 2009-05-15 Richard Guenther <rguenther@suse.de>
12208 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12209 New options, enabled by default.
12210 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12212 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12213 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12214 * tree-ssa-structalias.c (gate_tree_pta): New function.
12215 (pass_build_alias): Use it.
12217 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12220 recurse on an invariant address if a conversion from a pointer
12221 type to a wider integer type is involved.
12223 2009-05-15 Jan Hubicka <jh@suse.cz>
12225 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12226 * cgraph.h (struct inline_summary): New filed self_wize,
12227 size_inlining_benefit, self_time and time_inlining_benefit.
12228 (struct cgraph_global_info): Replace insns by time ans size fields.
12229 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12230 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12231 (ipcp_update_callgraph): Do not touch function bodies.
12232 * ipa-inline.c: Include except.h
12233 (MAX_TIME): New constant.
12234 (overall_insns): Remove
12235 (overall_size, max_benefit): New static variables.
12236 (cgraph_estimate_time_after_inlining): New function.
12237 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12238 (cgraph_clone_inlined_nodes): Update size.
12239 (cgraph_mark_inline_edge): Update size.
12240 (cgraph_estimate_growth): Use size info.
12241 (cgraph_check_inline_limits): Check size.
12242 (cgraph_default_inline_p): Likewise.
12243 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12244 (cgraph_decide_recursive_inlining): Check size.
12245 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12247 (cgraph_decide_inlining): Likewise.
12248 (cgraph_decide_inlining_incrementally): Likewise; honor
12249 PARAM_EARLY_INLINING_INSNS.
12250 (likely_eliminated_by_inlining_p): New predicate.
12251 (estimate_function_body_sizes): New function.
12252 (compute_inline_parameters): Use it.
12253 * except.c (must_not_throw_labels): New function.
12254 * except.h (must_not_throw_labels): Declare.
12255 * tree-inline.c (init_inline_once): Kill inlining_weigths
12256 * tree-ssa-structalias.c: Avoid uninitialized warning.
12257 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12258 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12259 (PARAM_INLINE_CALL_COST): Remove.
12260 (PARAM_EARLY_INLINING_INSNS): New.
12261 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12262 (inline-call-cost): Remove.
12263 (early-inlining-insns): New.
12265 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12267 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12269 (print_int_cst_bounds_in_octal_p): Likewise.
12270 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12272 * dwarf2out.c (base_type_die): Likewise.
12273 (is_subrange_type): Delete.
12274 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12275 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12276 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12277 if the destination type is boolean.
12278 (build_range_check): Do not special-case subtypes.
12279 (fold_sign_changed_comparison): Likewise.
12280 (fold_unary): Likewise.
12281 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12282 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12283 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12284 * tree.c (subrange_type_for_debug_p): New predicate based on the
12285 former is_subrange_type.
12286 * tree.h (subrange_type_for_debug_p): Declare.
12287 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12288 (convert_affine_scev): Remove call to above function.
12289 (chrec_convert_aggressive): Likewise.
12290 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12291 false for conversions involving subtypes.
12292 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12293 (vrp_val_min): Likewise.
12294 (needs_overflow_infinity): Likewise.
12295 (extract_range_from_unary_expr): Likewise.
12297 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12299 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12300 * config/frv/frv.c: Likewise.
12301 * config/s390/s390.c: Likewise.
12302 * config/sparc/sparc.h: Likewise.
12303 * config/i386/i386.h: Likewise.
12304 * config/i386/i386.c: Likewise.
12305 * config/crx/crx.c: Likewise.
12306 * config/m68hc11/m68hc11.h: Likewise.
12307 * config/iq2000/iq2000.c: Likewise.
12308 * config/mn10300/mn10300.h: Likewise.
12309 * config/mn10300/mn10300.c: Likewise.
12310 * config/m68k/m68k.c: Likewise.
12311 * config/rs6000/rs6000.c: Likewise.
12312 * config/rs6000/xcoff.h: Likewise.
12313 * config/rs6000/linux64.h: Likewise.
12314 * config/rs6000/sysv4.h: Likewise.
12315 * config/score/score3.c: Likewise.
12316 * config/score/score7.c: Likewise.
12317 * config/score/score.c: Likewise.
12318 * config/arm/arm.md: Likewise.
12319 * config/mips/mips.c: Likewise.
12320 * config/mips/mips.md: Likewise.
12321 * config/bfin/bfin.h: Likewise.
12322 * config/pa/pa.c: Likewise.
12323 * config/pa/constraints.md: Likewise.
12325 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12326 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12327 * config/pdp11/pdp11.h: Use memory_address_p instead.
12329 2009-05-14 Ian Lance Taylor <iant@google.com>
12331 * passes.c (finish_optimization_passes): Change i to int.
12332 * plugin.c (plugins_active_p): Change event to int.
12333 (dump_active_plugins): Likewise.
12334 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12336 * tree.c (tree_range_check_failed): Change c to unsigned int.
12337 (omp_clause_range_check_failed): Likewise.
12338 (build_common_builtin_nodes): Change mode to int. Add cast.
12339 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12340 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12342 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12343 ++ or -- with a variable of enum type.
12345 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12348 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12350 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12352 * store-motion.c: Do not include params.h
12353 * Makefile.in: Fix dependencies for various files.
12355 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12357 * auto-inc-dec.c: Fix pass description, remove apparent
12358 accidental duplication.
12360 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12362 PR middle-end/40147
12363 * ipa-utils.h (memory_identifier_string): Moved to ...
12364 * tree.h (memory_identifier_string): Here. Add GTY(()).
12366 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12368 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12369 in the former documentation of...
12370 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12371 * ira-conflicts.c (get_dup_num): Use address_operand.
12372 * targhooks.c (default_legitimate_address_p): New.
12373 * targhooks.h (default_legitimate_address_p): New.
12374 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12376 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12377 * target.h (struct target): Add legitimate_address_p.
12378 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12379 (TARGET_INITIALIZER): Include it.
12381 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12382 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12383 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12384 (TARGET_LEGITIMATE_ADDRESS_P): New.
12386 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12387 (REG_OK_STRICT_P): Delete.
12388 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12389 (frv_legitimate_address_p_1): ... this.
12390 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12391 (frv_legitimate_address_p_1): ... the renamed old
12392 frv_legitimate_address_p.
12393 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12394 (TARGET_LEGITIMATE_ADDRESS_P): New.
12396 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12397 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12398 * config/s390/s390.c (legitimate_address_p): Rename to...
12399 (s390_legitimate_address_p): ... this, make static.
12400 (legitimize_address): Adjust call.
12401 (TARGET_LEGITIMATE_ADDRESS_P): New.
12402 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12404 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12405 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12406 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12407 (TARGET_LEGITIMATE_ADDRESS_P): New.
12409 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12410 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12411 * config/spu/spu.c (spu_legitimate_address): Rename to...
12412 (spu_legitimate_address_p): ... this, make static.
12413 (TARGET_LEGITIMATE_ADDRESS_P): New.
12415 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12416 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12417 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12418 (sparc_legitimate_address_p): ... this, make static and return bool.
12419 (legitimize_address): Adjust call.
12420 (TARGET_LEGITIMATE_ADDRESS_P): New.
12422 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12423 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12424 * config/i386/i386.c (legitimate_address_p): Rename to...
12425 (ix86_legitimate_address_p): ... this, make static.
12426 (constant_address_p): Move after it, adjust call.
12427 (TARGET_LEGITIMATE_ADDRESS_P): New.
12429 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12430 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12431 * config/avr/avr.c (legitimate_address_p): Rename to...
12432 (avr_legitimate_address_p): ... this, make static.
12433 (legitimize_address): Adjust call.
12434 (TARGET_LEGITIMATE_ADDRESS_P): New.
12436 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12437 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12438 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12439 (TARGET_LEGITIMATE_ADDRESS_P): New.
12441 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12442 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12443 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12444 (TARGET_LEGITIMATE_ADDRESS_P): New.
12446 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12447 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12449 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12451 (TARGET_LEGITIMATE_ADDRESS_P): New.
12453 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12454 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12456 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12458 (m68hc11_legitimate_address_p): ... this, make static.
12459 (go_if_legitimate_address_internal): Rename to...
12460 (m68hc11_legitimate_address_p_1): ... this.
12461 (legitimize_address): Adjust call.
12462 (TARGET_LEGITIMATE_ADDRESS_P): New.
12464 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12465 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12466 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12467 (TARGET_LEGITIMATE_ADDRESS_P): New.
12469 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12470 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12471 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12472 (mn10300_legitimate_address_p): ... this, make static.
12473 (TARGET_LEGITIMATE_ADDRESS_P): New.
12475 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12476 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12477 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12478 (TARGET_LEGITIMATE_ADDRESS_P): New.
12480 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12481 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12482 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12483 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12484 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12485 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12486 (rs6000_legitimate_address_p): ... this, make static.
12487 (TARGET_LEGITIMATE_ADDRESS_P): New.
12488 (REG_MODE_OK_FOR_BASE_P): Delete.
12489 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12491 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12492 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12494 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12495 static, adjust types.
12496 (TARGET_LEGITIMATE_ADDRESS_P): New.
12498 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12499 * config/score/score.c (score_address_p): Rename to...
12500 (score_legitimate_address_p): ... this.
12501 (TARGET_LEGITIMATE_ADDRESS_P): New.
12502 * config/score/score3.c (score3_address_p): Rename to...
12503 (score3_legitimate_address_p): ... this.
12504 * config/score/score7.c (score7_address_p): Rename to...
12505 (score7_legitimate_address_p): ... this.
12507 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12508 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12509 GO_IF_LEGITIMATE_ADDRESS): Delete.
12510 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12511 thumb2_legitimate_address_p): Delete.
12512 (arm_legitimate_address_p): Rename to...
12513 (arm_legitimate_address_outer_p): ... this.
12514 * config/arm/constraints.md ("Uq"): Adjust call.
12515 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12516 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12518 (arm_legitimate_address_outer_p): ... this.
12519 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12521 (TARGET_LEGITIMATE_ADDRESS_P): New.
12523 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12524 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12525 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12526 (TARGET_LEGITIMATE_ADDRESS_P): New.
12528 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12529 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12530 * config/vax/vax.c (legitimate_address_p): Rename to...
12531 (vax_legitimate_address_p): ... this, make static.
12532 (TARGET_LEGITIMATE_ADDRESS_P): New.
12534 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12535 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12536 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12537 (TARGET_LEGITIMATE_ADDRESS_P): New.
12539 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12540 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12541 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12542 (mmix_legitimate_address_p): ... this, make static.
12543 (TARGET_LEGITIMATE_ADDRESS_P): New.
12545 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12546 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12547 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12548 (TARGET_LEGITIMATE_ADDRESS_P): New.
12550 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12552 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12553 of MODE_COMPLEX_INT.
12555 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12557 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12558 LCT_NORMAL in function call.
12559 * mips-tdump.c (print_file_desc): Add cast to enum type.
12560 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12561 (mark_stabs): Add casts to enum types.
12562 (parse_stabs_common): Add casts to enum types.
12564 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12566 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12567 Check for invalid values of LETTER.
12569 2009-05-13 Taras Glek <tglek@mozilla.com>
12571 * attribs.c (register_attribute): moved out attribute registration
12572 into register_attribute.
12573 * doc/plugins.texi: Documented register_attribute and
12575 * gcc-plugin.h: Added forward decl for register_attribute.
12576 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12577 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12578 PLUGIN_ATTRIBUTES boilerplate.
12580 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12582 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12583 values even in sentinel and empty entries.
12584 (ms_printf_flag_specs): Likewise.
12585 (ms_scanf_flag_specs): Likewise.
12586 (ms_strftime_flag_specs): Likewise.
12587 (ms_print_char_table): Likewise.
12588 (ms_scan_char_table): Likewise.
12589 (ms_time_char_table): Likewise.
12591 2009-05-13 Doug Kwan <dougkwan@google.com>
12593 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12595 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12597 * config/mips/mips.md (store): Add attributes for QI and HI.
12599 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12600 (truncdi<mode>2): ... this new pattern.
12602 2009-05-13 Brad Hards <bradh@kde.org>
12604 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12606 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12607 Ben Elliston <bje@au.ibm.com>
12609 PR middle-end/40035
12610 * dse.c (check_mem_read_rtx): Guard against width == -1.
12612 2009-05-13 Michael Matz <matz@suse.de>
12614 PR middle-end/39976
12615 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12616 (trivially_conflicts_p): New function.
12617 (insert_backedge_copies): Use it.
12619 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12621 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12622 (handle_stdc_pragma): Use new enum constant names.
12623 (handle_pragma_float_const_decimal64): Ditto.
12625 2009-05-13 Ian Lance Taylor <iant@google.com>
12627 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12630 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12632 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12633 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12635 * config/m68k/m68k.h (FL_UCLINUX): Define.
12637 2009-05-13 Jan Hubicka <jh@suse.cz>
12639 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12641 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12643 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12644 unless -fschedule-insns is specified.
12646 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12649 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12650 TARGET_EXPAND_CBRANCHDI4.
12651 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12652 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12653 (cmpeqdi): Fix comment.
12655 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12657 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12658 (sh_legitimate_address_p): Likewise.
12659 * config/sh/sh.c (sh_legitimate_index_p): New.
12660 (sh_legitimate_address_p): Likewise.
12661 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12662 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12663 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12664 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12665 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12666 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12667 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12668 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12669 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12671 2009-05-12 Jan Hubicka <jh@suse.cz>
12673 * tree-inline.c (estimate_operator_cost): Add operands;
12674 when division happens by constant, it is cheap.
12675 (estimate_num_insns): Loads and stores are not having cost of 0;
12676 EH magic stuff is cheap; when computing runtime cost of switch,
12677 use log2 base of amount of its cases; builtin_expect has cost of 0;
12678 compute cost for moving return value of call.
12679 (init_inline_once): Initialize time_based flags.
12680 * tree-inline.h (eni_weights_d): Add time_based flag.
12682 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12684 * df-core.c: Update head documentation.
12686 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12689 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12690 shadowing exisiting variable op1.
12692 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12695 * config/i386/driver-i386.c (processor_signatures): New enum.
12696 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12697 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12698 processor signature to detect geode processor.
12700 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12704 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12706 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12707 causes spurious differences between trunk and cond-optab branch.
12709 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12711 * dojump.c (compare_from_rtx): Delete.
12712 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12713 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12714 if the comparison does not satisfy the predicate; test predicates for
12715 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12716 further if one existing pattern fails.
12717 * expr.h (compare_from_rtx): Delete.
12718 (prepare_operand): Declare it.
12719 * optabs.c: Change "lib call" to "libcall" throughout.
12720 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12721 HAVE_conditional_trap, emit_cmp_insn): Delete.
12722 (can_compare_p): Delete cmp_optab case.
12723 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12724 Accept other parameters by value.
12725 (prepare_operand): Make non-static.
12726 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12727 other parameters by value. Try to widen operands here based on
12728 an optab_methods argument and looking at cbranch_optab.
12729 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12730 loop. Use cbranch_optab directly.
12731 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12732 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12734 (emit_conditional_move, emit_conditional_add): Inline what's needed
12735 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12736 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12737 with COMPARE. Move cmov_optab and cstore_optab above
12738 with cbranch_optab, move cmp_optab down with ucmp_optab,
12739 remove tst_otpab. Do not initialize trap_rtx.
12740 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12741 for trap code. Do not check HAVE_conditional_trap. Use
12742 prepare_cmp_insn. Accept no predicate for operand 3.
12743 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12744 (OTI_ctrap, ctrap_optab): New.
12745 (tst_optab): Delete.
12746 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12747 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12748 with lookup of ctrap_optab.
12749 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12751 (ctrap_optab): New.
12753 * combine.c (combine_simplify_rtx, simplify_set): Do not
12754 special case comparing against zero for cc0 machines.
12755 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12756 COMPARE on cc0 machines.
12757 (simplify_relational_operation): Return a new expression when
12758 a COMPARE could be removed.
12759 * final.c (final_scan_insn): Compare cc_status values
12760 against LHS of a (compare FOO (const_int 0)) cc0 source.
12761 Also check if cc_status.value is the full compare.
12763 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12764 (cstoreMM4): Document.
12765 (conditional_trap): Document ctrapMM4 instead.
12766 (sync_compare_and_swapMM): Refer to cbranchcc4.
12767 (Dependent Patterns): Eliminate obsolete information referring to
12768 the old jump optimization phase.
12769 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12770 of compares with 0 on cc0 machines.
12771 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12772 avoiding references to cc0. Remove text about storing operands
12774 * doc/tm.texi (Condition Codes): Include blurb on different
12775 condition code representations, separate into subsections for
12776 CC0, MODE_CC and conditional execution.
12778 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12779 alpha_emit_setcc): Accept operands and a machine mode.
12780 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12781 Get code/op0/op1 from operands, use machine mode argument
12782 instead of alpha_compare.fp_p. Emit the branch here.
12783 (alpha_emit_setcc): Likewise, and return boolean.
12784 (alpha_emit_conditional_move): Likewise. Assert that
12785 cmp_op_mode == cmp_mode, and simplify accordingly.
12786 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12787 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12788 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12790 (stack probe test): Use cbranchdi4.
12791 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12793 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12794 * config/arc/arc.h (movsicc, movsfcc): Use it.
12795 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12796 (cbranchsi4, cstoresi4): New.
12797 (cmpsi, bCC and sCC expanders): Remove.
12799 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12800 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12801 * config/arm/predicates.md (arm_comparison_operator): Only include
12802 floating-point operators if there is a hardware floating-point unit.
12803 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12804 deferring to cbranch_cc and cstore_cc respectively.
12805 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12806 cbranch_cc, cstore_cc): New.
12807 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12809 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12811 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12812 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12814 (adjust_insn_length): Adjust calls.
12815 (avr_reorg): Handle (compare (foo) (const_int 0)).
12816 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12817 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12818 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12819 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12821 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12822 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12824 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12825 (cbranchsi4, cstorebi4, cstoresi4): New.
12826 (movbisi): This insn is duplicate, split it to zero_extend.
12827 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12828 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12829 (bfin_optimize_loop): Use cbranch expander.
12830 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12831 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12832 (bfin_bimode_comparison_operator): ... this.
12833 (bfin_direct_comparison_operator): New.
12835 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12836 inside (compare FOO (const_int 0)).
12837 (cris_rtx_costs): Handle ZERO_EXTRACT.
12838 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12839 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12840 (*tstdi_v32): Delete.
12841 (*cmpdi_non_v32): Add M alternative for operand 1.
12842 (cmpsi, cmp<mode>): Make private.
12843 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12845 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12847 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12848 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12849 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12850 (cc_reg_operand): New.
12851 (any_cond): Delete.
12852 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12853 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12854 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12855 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12856 crx_expand_scond): Delete.
12858 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12860 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12861 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12863 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12864 cstoresi4, cstoresf4, cstoredf4): New.
12865 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12866 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12867 Receive the entire operands array.
12868 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12869 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12870 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12871 Get test/op0/op1 from the operands array.
12872 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12874 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12875 (h8300_expand_store): New.
12876 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12878 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12879 (h8300_expand_store): New.
12880 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12881 or do not try to produce (set (cc0) REG).
12882 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12883 change a compare into a move to a scratch register. Disable some
12884 peepholes when comparing with zero.
12885 (tstsi, tsthi, tstsi, cmpqi): Make private.
12887 (bCC, sCC): Delete.
12888 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12891 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12892 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12893 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12894 (ix86_emit_i387_log1p): Use cbranchxf2.
12895 (ix86_expand_setcc): Return void.
12896 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12897 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12898 cmp<MODEF>, cmpcc): Remove.
12899 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12900 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12901 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12902 (sCC and bCC expanders): Remove.
12903 (stack_protect_test): Use cbranchcc4.
12905 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12907 (ia64_expand_compare): Accept three rtx by reference and return void.
12908 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12909 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12910 from *expr. Update *expr with the BImode comparison to do.
12911 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12912 cmptf, bCC, sCC, conditional_trap): Delete.
12913 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12914 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12915 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12916 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12917 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12919 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12920 type of last argument.
12921 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12922 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12923 use machine mode argument instead of branch_type. Remove dead
12924 code for floating-point comparisons.
12925 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12926 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12928 (cbranchsi4, cstoresi4): New.
12929 * config/iq2000/predicates.md (reg_or_const_operand): New.
12931 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12932 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12933 (b<code>_op): Rewrite to...
12934 (bcc_op): ... this, using match_operator.
12935 (s<code>_op): Rewrite to...
12936 (scc_op): ... this, using match_operator.
12937 (s<code>_24_op): Rewrite to...
12938 (scc_op_24): ... this, using match_operator.
12939 (s<code>_<mode>): Rewrite to...
12940 (cstore<mode>4): ... this, using match_operator.
12941 (s<code>_<mode>_24): Rewrite to...
12942 (cstore<mode>4_24): ... this, using match_operator.
12943 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12944 m32c_unpend_compare, m32c_expand_scc): Delete.
12945 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12946 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12947 (m32c_expand_movcc): Change NE to EQ if necessary.
12948 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12950 * config/m32r/m32r-protos.h (gen_cond_store): New.
12951 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12952 (gen_cond_store): New, from sCC patterns.
12953 (m32r_expand_block_move): Use cbranchsi4.
12954 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12955 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12956 (cbranchsi4, cstoresi4): New.
12958 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12960 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12961 (m68hc11_notice_update_cc): Look into a compare with 0.
12962 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12964 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12965 cmphi, cmpqi, bCC): Delete.
12966 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12967 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12968 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12971 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12972 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12973 * config/m68k/constraints.md (H): New.
12974 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12975 the define_insn below.
12976 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12977 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12978 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12979 patterns): Wrap RHS with COMPARE.
12980 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12981 (*cmpdi_internal): Name this pattern.
12982 (cmpdi): Change to define_insn.
12983 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12984 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12985 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12987 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12988 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12989 (conditional_trap): Change to...
12990 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12991 (*conditional_trap): Use the ordered_comparison_operator and
12992 const1_operand predicates.
12993 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12994 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12995 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12996 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12998 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12999 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13000 (mcore_gen_compare): New.
13001 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13002 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13003 (mcore_gen_compare): ... this.
13004 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13005 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13006 (stack probe pattern): Use cbranchsi4.
13008 * config/mips/predicates.md (mips_cstore_operator): New.
13009 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13010 * config/mips/mips.md (any_cond): Delete.
13011 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13013 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13014 fixuns_truncsfdi2): Use cbranch patterns.
13015 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13016 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13017 Adjust call to mips_expand_conditional_branch.
13018 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13020 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13021 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13022 * config/mips/mips.c (cmp_operands): Delete.
13023 (mips_emit_compare): Get comparison operands from *op0/*op1.
13024 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13025 that it succeeds. Use op0/op1 instead of cmp_operands.
13026 (mips_expand_conditional_branch, mips_expand_conditional_move,
13027 mips_expand_conditional_trap): Likewise.
13028 (mips_block_move_loop): Use cbranch patterns.
13029 * config/mips/mips.h (cmp_operands): Delete.
13031 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13032 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13033 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13034 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13035 (*cmpcc_folded): Rename to...
13036 (*cmpdi_folded): this.
13037 (*cmpcc): Rename to...
13039 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13042 (cbranchdf4): New. Handle invalid comparisons here.
13043 * config/mmix/predicates.md (float_comparison_operator): New.
13045 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13046 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13047 * config/mn10300/mn10300.md (tst): Delete.
13048 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13049 Name these patterns and wrap RHS in a compare.
13050 (*cmpsi): Make this pattern private. Include tst.
13051 (*cmpsf): Make this pattern private.
13052 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13053 (compare with zero peepholes): Likewise.
13055 (cbranchsi4, cbranchsf4): New.
13056 (casesi): Use cbranchsi4.
13058 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13059 hppa_branch_type): Delete.
13060 (return_addr_rtx): Use cbranchsi4.
13061 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13062 Emit CCFPmode comparison here.
13063 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13064 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13065 hppa_branch_type): Delete.
13066 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13067 (movsicc, movdicc): Remove references to hppa_compare_op0,
13068 hppa_compare_op1 and compare_from_rtx.
13069 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13070 (casesi): Use cbranchsi4.
13072 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13073 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13074 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13075 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13076 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13078 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13079 (*branch, *branch_inverted): New.
13081 * config/picochip/picochip.md (cbranchhi4): Use
13082 ordered_comparison_operator.
13083 (cmphi, bCC): Remove.
13085 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13086 (trap_comparison_operator): Delete.
13087 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13088 rs6000_emit_cbranch): Accept mode and operands.
13089 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13090 rs6000_compare_fp_p): Delete.
13091 (rs6000_generate_compare): Accept mode and comparison. Extract code
13092 and op0/op1 from there. Replace references to rs6000_compare_op0
13093 and rs6000_compare_op1.
13094 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13095 extract result from passed operands.
13096 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13097 extract loc from passed operands.
13098 (rs6000_emit_cmove): Likewise.
13099 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13100 rs6000_compare_fp_p): Delete.
13101 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13102 (cbranch<GPR>4, cbranch<FP>4): New.
13103 (cstore<mode>4): New. Consolidate here all choices about when to use
13104 portable or specialized sCC sequences.
13105 (stack_protect_test): Use cbranchsi4.
13106 (conditional_trap): Replace with ctrap<GPR>4.
13107 (conditional trap insn): Replace trap_comparison_operator with
13108 ordered_comparison_operator.
13110 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13111 (s390_emit_prologue): Use ctrap.
13112 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13113 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13114 New predicates replacing...
13115 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13116 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13117 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13118 (add<mode>cc): Do not use s390_compare_op0/op1.
13119 (s<code>): Change to...
13120 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13121 (seq): Change to...
13122 (cstorecc4): ... this. Handle EQ or NE equally.
13123 (*sne): Un-privatize for use in cstorecc4.
13124 (b<code>): Change to...
13125 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13126 (conditional_trap): Replace with...
13127 (ctrap<GPR>4, ctrap<FP>4): ... these.
13128 (stack_protect): Use cbranchcc4.
13130 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13131 * config/score/score-protos.h (score_gen_cmp): Delete.
13132 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13133 (score_block_move-loop): Use cbranchsi4.
13134 * config/score/score.md (cbranchsi4): New.
13135 (cmpsi, bCC): Delete.
13136 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13137 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13138 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13139 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13140 * config/score/score3.h (score3_gen_cmp): Delete.
13141 * config/score/score7.h (score7_gen_cmp): Delete.
13143 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13144 (sh_emit_scc_to_t): ... this. Return void.
13145 (from_compare): Rename to...
13146 (sh_emit_compare_and_branch): ... this.
13147 (sh_emit_compare_and_set): New.
13148 (sh_expand_t_scc): Accept operands.
13149 * config/sh/predicates.md (sh_float_comparison_operator): New.
13150 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13151 (prepare_scc_operands): Rename to...
13152 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13154 (sh_emit_cheap_store_flag): New.
13155 (sh_emit_set_t_insn): New.
13156 (from_compare): Rename to...
13157 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13158 handling of TARGET_SH2E floating point to avoid recursive call.
13159 Generate branch here.
13160 (sh_emit_compare_and_set): New.
13161 (sh_expand_t_scc): Get op0/op1 from arguments.
13162 (sh_emit_cheap_store_flag): New.
13163 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13165 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13166 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13167 (movsicc, movdicc): Do nothing when it recreated operands from
13168 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13169 prepare_scc_operands (now sh_emit_scc_to_t).
13170 (udivdi3): Use cstoresi4.
13171 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13172 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13173 (cbranchint4_media, cbranchfp4_media): New.
13174 (casesi): Use cbranchdi4.
13175 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13177 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13178 (movnegt): Remove second operand.
13179 (cbranchsf4, cbranchdf4): New.
13180 (stack_protect): Use cbranchdi4/cbranchsi4.
13182 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13183 (gen_compare_reg): Accept comparison, extract part of it to...
13184 (gen_compare_reg_1): ... this.
13185 (gen_compare_operator): Delete.
13186 (gen_v9_scc): Accept separate destination, comparison code and arms.
13187 Do not use sparc_compare_op0/sparc_compare_op1.
13188 (emit_scc_insn, emit_conditional_branch_insn): New.
13189 (emit_v9_brxx): Make static. Remove useless assertion.
13190 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13192 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13193 * config/sparc/sparc-protos.h (gen_compare_reg,
13194 sparc_emit_float_lib_cmp): Adjust prototype.
13195 (emit_scc_insn, emit_conditional_branch_insn): New.
13196 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13197 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13198 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13199 iterators to the top.
13200 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13201 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13202 snedi_special_trunc): Delete.
13203 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13204 and snedi_special_trunc.
13205 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13206 cbranchdi4, cbranch<F:mode>4): New.
13207 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13208 here. Use gen_compare_reg instead of gen_compare_operator.
13209 (conditional_trap): Replace with...
13210 (ctrapsi4, ctrapdi4): ... this.
13211 (stack_protect_test): Use cbranchcc4.
13213 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13215 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13216 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13217 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13218 from operands[0] or operands[3] depending on is_set.
13219 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13220 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13221 cmpdf, bCC), sCC: Remove.
13222 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13223 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13225 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13226 spu_emit_branch_or_set.
13228 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13230 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13231 xstormy16_compare_op1): Delete.
13232 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13233 xstormy16_compare_op1): Delete.
13234 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13236 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13237 (cmphi, cmpsi, bCC): Remove.
13239 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13240 (*cmpsi): ... this one.
13241 (cbranchsi4, cstoresi4): New.
13242 (bCC expanders): Delete.
13243 (sCC insns): Fold into...
13244 (*setcc): ... this one.
13245 (casesi): Do not use gen_cmpsi and gen_bgtu.
13246 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13247 (movsicc): Simplify.
13248 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13250 * config/vax/vax-protos.h (cond_name): New.
13251 (vax_output_conditional_branch): Remove.
13252 * config/vax/vax.c (cond_name): New.
13253 (vax_output_conditional_branch): Remove.
13254 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13255 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13256 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13257 (bit<VAXint>): Wrap source with (compare).
13258 (b<code> and following unnamed pattern): Rename to *branch and
13259 *branch_reversed. Change macroization to match_operator.
13260 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13262 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13263 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13264 Change last argument to machine_mode.
13265 (xtensa_expand_scc): Add machine_mode argument.
13266 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13267 (gen_conditional_move, xtensa_expand_conditional_branch,
13268 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13269 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13270 Adjust operand numbers.
13271 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13273 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13274 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13275 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13277 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13279 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13280 causes spurious differences between trunk and cond-optab branch.
13282 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13285 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13287 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13289 * tree.c (iterative_hash_pointer): Delete.
13290 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13291 Hash UIDs and versions of SSA names. Don't special-case built-in
13292 function declarations.
13294 2009-05-11 Ian Lance Taylor <iant@google.com>
13297 * graphite.c: Force -Wc++-compat to only be a warning before
13298 #including "cloog/cloog.h".
13300 2009-05-11 Martin Jambor <mjambor@suse.cz>
13302 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13304 2009-05-11 Jan Hubicka <jh@suse.cz>
13306 * tree-ssa-loop-ivcanon.c: Include target.h
13307 (struct loop_size): new structure.
13308 (constant_after_peeling): New predicate.
13309 (tree_estimate_loop_size): New function.
13310 (estimated_unrolled_size): Rewrite for new estimates.
13311 (try_unroll_loop_completely): Use new estimates.
13312 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13314 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13316 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13317 libcpp interface change.
13318 (spu_macro_to_expand): Likewise.
13320 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13322 PR tree-optimization/40026
13323 * gimplify.c (gimplify_init_constructor): Change initial conditional
13324 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13325 optimize_compound_literals_in_ctor.
13327 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13329 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13331 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13333 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13335 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13336 HOST_WIDE_INT for gap.
13338 2009-05-11 Ira Rosen <irar@il.ibm.com>
13340 PR tree-optimization/40074
13341 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13342 account in group size and step comparison.
13344 2009-05-11 Richard Guenther <rguenther@suse.de>
13346 * passes.c (init_optimization_passes): Strip now incorrect comment.
13347 (execute_function_todo): Do not set PROP_alias.
13348 * tree-pass.h (PROP_alias): Remove.
13349 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13350 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13351 * tree-nrv.c (pass_return_slot): Likewise.
13352 * tree-object-size.c (pass_object_sizes): Likewise.
13353 * tree-ssa-dom.c (pass_dominator): Likewise.
13354 (pass_phi_only_cprop): Likewise.
13355 * tree-ssa-dse.c (pass_dse): Likewise.
13356 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13357 (pass_cselim): Likewise.
13358 * tree-ssa-pre.c (pass_pre): Likewise.
13359 (pass_fre): Likewise.
13360 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13361 * tree-ssa-sink.c (pass_sink_code): Likewise.
13362 * tree-stdarg.c (pass_stdarg): Likewise.
13363 * tree-tailcall.c (pass_tail_calls): Likewise.
13364 * tree-vrp.c (pass_vrp): Likewise.
13366 2009-05-10 Ian Lance Taylor <iant@google.com>
13368 * basic-block.h (enum profile_status): Break out of struct
13369 control_flow_graph.
13370 * cgraph.h (struct inline_summary): Break out of struct
13372 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13373 of struct cgraph_order_sort.
13374 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13375 * cse.c (struct branch_path): Break out of struct
13376 cse_basic_block_data.
13377 * except.h (enum eh_region_type): Break out of struct eh_region.
13378 * gcc.c (enum add_del): Break out of struct modify_target.
13379 * genrecog.c (enum decision_type): Break out of struct decision_test.
13380 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13382 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13383 * regmove.c (enum match_use): New enum, broken out of struct match.
13384 * sched-int.h (enum post_call_group): New enum, broken out of
13386 (struct deps_reg): Break out of struct deps.
13387 * target.h (struct asm_int_op): Break out of struct gcc_target.
13388 * tree-eh.c (struct goto_queue_node): Break out of struct
13390 * tree-inline.h (enum copy_body_cge_which): Break out of
13392 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13394 * c-decl.c (in_struct, struct_types): New static variables.
13395 (pushtag): Add loc parameter. Change all callers.
13396 (lookup_tag): Add ploc parameter. Change all callers.
13397 (check_compound_literal_type): New function.
13398 (parser_xref_tag): Add loc parameter. Change all callers. If
13399 -Wc++-compat, warn about struct/union/enum types defined within a
13401 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13402 and loc parameters. Change all callers. Change error calls to
13403 error_at, using loc. For a redefinition, if the location of the
13404 original definition is known, report it. Set in_struct and
13405 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13406 (finish_struct): Add new parameters enclosing_in_struct and
13407 enclosing_struct_types. Change all callers. Set
13408 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13409 in the struct. If in a struct, add this struct to struct_types.
13410 (start_enum): Add loc parameter. Change all callers. Use
13411 error_at for errors, using loc. For a redefinition, if the
13412 location of the original definition is known, report it. If in a
13413 struct, add this enum type to struct_types. If -Wc++-compat warn
13414 if in sizeof, typeof, or alignof.
13415 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13416 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13417 (c_parser_enum_specifier): Get enum location for start_enum.
13418 (c_parser_struct_or_union_specifier): Get struct location for
13419 start_struct. Save in_struct and struct_types status between
13420 start_struct and finish_struct.
13421 (c_parser_cast_expression): Get location of cast.
13422 (c_parser_alignof_expression): Get location of type.
13423 (c_parser_postfix_expression): Likewise.
13424 (c_parser_postfix_expression_after_paren_type): Add type_loc
13425 parameter. Change all callers. Call check_compound_literal_type.
13426 Use type_loc for error about variable size type.
13427 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13428 of an enum constant from an enum type defined in a struct or union.
13429 (c_cast_expr): Add loc parameter. Change all callers. If
13430 -Wc++-compat, warn about defining a type in a cast.
13431 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13432 (start_enum, start_struct, finish_struct): Update declarations.
13433 (parser_xref_tag, c_cast_expr): Update declarations.
13434 (check_compound_literal_type): Declare.
13436 2009-05-11 Ben Elliston <bje@au.ibm.com>
13438 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13439 for recent libcpp interface change.
13440 (rs6000_macro_to_expand): Likewise.
13442 2009-05-10 Michael Matz <matz@suse.de>
13445 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13446 not at entry of function.
13448 2009-05-10 Richard Guenther <rguenther@suse.de>
13450 PR tree-optimization/40081
13452 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13453 using the main variant of the element type. Do not fiddle with
13454 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13456 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13457 structs with volatile fields.
13459 2009-05-10 Jan Hubicka <jh@suse.cz>
13461 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13462 (estimate_move_cost): Assert that it does not get called for
13464 (estimate_num_insns): Skip VOID types in argument handling.
13465 (optimize_inline_calls): Delete unreachable blocks and verify that
13466 callgraph is valid.
13468 2009-05-10 Jan Hubicka <jh@suse.cz>
13470 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13471 * cgraph.c (cgraph_mark_address_taken_node): New function.
13472 (dump_cgraph_node): Dump new flag.
13473 * cgraph.h (struct cgraph_node): Add address_taken.
13474 (cgraph_mark_address_taken_node): New function.
13475 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13476 since new direct calls can be born.
13478 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13480 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13481 tok->val.node.node.
13483 2009-05-10 Jan Hubicka <jh@suse.cz>
13485 PR middle-end/40084
13486 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13488 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13489 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13490 * tree-inline.c (copy_bb): Set frequency correctly.
13491 (fold_marked_statements): Update call to
13492 cgraph_update_edges_for_call_stmt.
13494 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13496 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13497 identifiers in diagnostics.
13498 * config/arm/arm.c (arm_handle_fndecl_attribute,
13499 arm_handle_isr_attribute): Likewise.
13500 * config/avr/avr.c (avr_handle_progmem_attribute,
13501 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13502 * config/bfin/bfin.c (handle_int_attribute,
13503 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13504 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13505 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13507 * config/darwin.c (darwin_handle_kext_attribute,
13508 darwin_handle_weak_import_attribute): Likewise.
13509 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13510 h8300_handle_eightbit_data_attribute,
13511 h8300_handle_tiny_data_attribute): Likewise.
13512 * config/i386/i386.c (ix86_handle_cconv_attribute,
13513 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13514 * config/i386/winnt.c (ix86_handle_shared_attribute,
13515 ix86_handle_selectany_attribute): Likewise.
13516 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13517 * config/m32c/m32c.c (function_vector_handler): Likewise.
13518 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13519 m68hc11_handle_fntype_attribute): Likewise.
13520 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13521 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13522 * config/mips/mips.c (mips_insert_attributes,
13523 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13524 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13525 rs6000_handle_struct_attribute): Likewise.
13526 * config/sh/sh.c (sh_insert_attributes,
13527 sh_handle_resbank_handler_attribute,
13528 sh_handle_interrupt_handler_attribute,
13529 sh2a_handle_function_vector_handler_attribute,
13530 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13532 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13533 * config/spu/spu.c (spu_handle_fndecl_attribute,
13534 spu_handle_vector_attribute): Likewise.
13535 * config/stormy16/stormy16.c
13536 (xstormy16_handle_interrupt_attribute): Likewise.
13537 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13538 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13540 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13542 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13543 (pp_translate_identifiers): New.
13544 (pp_identifier): Only conditionally translate identifier to locale
13546 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13547 (pp_base_tree_identifier): Only conditionally translate identifier
13548 to locale character set.
13549 * c-pretty-print.c (M_): Define.
13550 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13551 fragments for conditional translation with M_.
13552 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13553 identifier translation.
13555 2009-05-10 Richard Guenther <rguenther@suse.de>
13557 PR tree-optimization/40081
13558 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13559 using the main variant of the element type. Do not fiddle with
13560 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13562 2009-05-09 Jan Hubicka <jh@suse.cz>
13564 PR middle-end/40080
13565 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13566 indirect calls; verify cgraph afterwards.
13568 2009-05-09 Jan Hubicka <jh@suse.cz>
13571 * ipa.c (update_inlined_to_pointer): New function.
13572 (cgraph_remove_unreachable_nodes): Use it.
13574 2009-05-09 Jan Hubicka <jh@suse.cz>
13576 * tree-eh.c (struct leh_state): Remove prev_try.
13577 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13578 not track prev_try.
13579 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13580 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13581 remove_eh_handler_and_replace, foreach_reachable_handler,
13582 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13583 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13584 (gen_eh_region_cleanup): Update prototype.
13586 2009-05-09 Jan Hubicka <jh@suse.cz>
13588 PR middle-end/40043
13589 * except.c (copy_eh_region): Always set prev_try.
13590 (redirect_eh_edge_to_label): Find outer try.
13591 (foreach_reachable_handler): When looking for prev try
13592 handle case where previous try is not going to be taken.
13594 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13596 PR tree-optimization/40049
13597 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13598 only vector/vector shifts, convert the type of the constant to the
13599 appropriate type to avoid building incorrect trees, which
13600 eventually have problems with garbage collection.
13602 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13604 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13605 -1 for complex floating-point types if honoring signed zeros.
13607 2009-05-08 Jan Hubicka <jh@suse.cz>
13609 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13610 argument; handle correctly when profile is absent.
13611 (build_cgraph_edges): Update.
13612 (rebuild_cgraph_edges): Update.
13613 * cgraph.c: Do not include varray.h.
13614 (cgraph_set_call_stmt_including_clones): New function.
13615 (cgraph_create_edge_including_clones): Likewise
13616 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13617 (cgraph_update_edges_for_call_stmt): Handle clones.
13618 (cgraph_remove_node): Handle clone tree.
13619 (cgraph_remove_node_and_inline_clones): New function.
13620 (dump_cgraph_node): Dump clone tree.
13621 (cgraph_clone_node): Handle clone tree.
13622 (clone_function_name): Bring here from tree-inline.c.
13623 (cgraph_create_virtual_clone): New function.
13624 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13625 (cgraph_clone_info): New function.
13626 (strut cgraph_node): Add clone_info and new clone tree pointers.
13627 (cgraph_remove_node_and_inline_clones,
13628 cgraph_set_call_stmt_including_clones,
13629 cgraph_create_edge_including_clones,
13630 cgraph_create_virtual_clone): Declare.
13631 (cgraph_function_versioning): Use VEC argument.
13632 (compute_call_stmt_bb_frequency): Update prototype.
13633 (cgraph_materialize_all_clones): New function.
13634 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13635 (ipcp_create_replace_map): Update to VECtors.
13636 (ipcp_update_callgraph): Use virtual clones.
13637 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13638 (ipcp_update_profiling): Do not update local profiling.
13639 (ipcp_insert_stage): Use VECtors and virtual clones.
13640 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13641 (clone_of_p): New function.
13642 (cgraph_preserve_function_body_p): Use clone tree.
13643 (cgraph_optimize): Materialize clones.
13644 (cgraph_function_versioning): Update for VECtors.
13645 (save_inline_function_body): Use clone tree.
13646 (cgraph_materialize_clone): New function.
13647 (cgraph_materialize_all_clones): Likewise.
13648 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13649 * ipa.c: Include gimple.h.
13650 (cgraph_remove_unreachable_nodes): Use clone tree.
13651 * ipa-prop.c (ipa_note_param_call): Update call to
13652 compute_call_stmt_bb_frequencycall.
13653 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13654 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13655 (copy_bb): Handle updating of clone tree; add new edge when new call
13657 (expand_call_inline): Be strict about every call having edge.
13658 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13659 (delete_unreachable_blocks_update_callgraph): New function.
13660 (tree_function_versioning): Use VECtors; always remove unreachable
13661 blocks and fold conditionals.
13662 * tree-inline.h: Do not include varray.h.
13663 (tree_function_versioning): Remove.
13664 * Makefile.in (GTFILES): Remove tree-inline.c
13665 * passes.c (do_per_function): Do only functions having body.
13666 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13669 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13670 Andrew Morrow <acm@google.com>
13673 * c-common.c (c_common_attribute_table): Permit deprecated
13674 attribute to take an optional argument.
13675 (handle_deprecated_attribute): If the optional argument to
13676 __attribute__((deprecated)) is not a string ignore the attribute
13677 and emit a warning.
13679 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13680 * c-typeck.c (build_component_ref): Likewise.
13681 (build_external_ref): Likewise.
13683 * toplev.c (warn_deprecated_use): Add an attribute argument.
13684 Emit the message associated with __attribute__((deprecated)).
13686 * toplev.h (warn_deprecated_use): Updated.
13688 * doc/extend.texi: Document new optional parameter to
13689 __attribute__((deprecated))
13691 2009-05-08 Michael Eager <eager@eagercon.com>
13693 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13694 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13696 2009-05-08 Richard Guenther <rguenther@suse.de>
13698 PR tree-optimization/40062
13699 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13700 Avoid exponential behavior.
13702 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13704 PR rtl-optimization/33928
13706 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13707 process_uses, build_single_def_use_links): New.
13708 (update_df): Update use_def_ref.
13709 (forward_propagate_into): Use get_def_for_use instead of use-def
13711 (fwprop_init): Call build_single_def_use_links and let it initialize
13713 (fwprop_done): Free use_def_ref.
13714 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13715 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13716 df_rd_simulate_one_insn): New.
13717 (df_rd_bb_local_compute_process_def): Update head comment.
13718 (df_chain_create_bb): Use the new RD simulation functions.
13719 * df.h (df_rd_simulate_artificial_defs_at_top,
13720 df_rd_simulate_one_insn): New.
13721 * opts.c (decode_options): Enable fwprop at -O1.
13722 * doc/invoke.texi (-fforward-propagate): Document this.
13724 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13727 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13728 and one complex operand specially.
13729 * tree-complex.c (some_nonzerop): Do not identify a real value as
13730 zero if flag_signed_zeros.
13732 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13734 PR rtl-optimization/33928
13735 * loop-invariant.c (record_use): Fix && vs. || mishap.
13737 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13739 PR rtl-optimization/33928
13740 * loop-invariant.c (struct use): Add addr_use_p.
13741 (struct def): Add n_addr_uses.
13742 (struct invariant): Add cheap_address.
13743 (create_new_invariant): Set cheap_address.
13744 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13745 (record_uses): Pass df_ref to record_use.
13746 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13749 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13751 * config/sh/sh.c: Do not include c-pragma.h.
13753 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13755 * config/spu/spu.c: Remove include of c-common.h.
13757 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13760 * c-common.h (mark_valid_location_for_stdc_pragma,
13761 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13762 clear_float_const_decimal64, float_const_decimal64_p): New.
13763 * c.opt (Wunsuffixed-float-constants): New.
13764 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13765 unsuffixed float constant, handle new warning.
13766 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13767 * c-decl.c (c_scope): New flag float_const_decimal64.
13768 (set_float_const_decimal64, clear_float_const_decimal64,
13769 float_const_decimal64_p): New.
13770 (push_scope): Set new flag.
13771 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13772 to use STDC pragmas.
13773 (c_parser_external_declaration): Ditto.
13774 (c_parser_compound_statement_nostart): Ditto.
13775 * c-pragma.c (valid_location_for_stdc_pragma,
13776 mark_valid_location_for_stdc_pragma,
13777 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13778 handle_pragma_float_const_decimal64): New.
13779 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13780 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13781 set_float_const_decimal64, clear_float_const_decimal64,
13782 float_const_decimal64_p): New dummy functions.
13783 * doc/extend.texi (Decimal Float): Remove statement that the
13784 pragma, and suffix for double constants, are not supported.
13785 * doc/invoke.texi (Warning Options): List new option.
13786 (-Wunsuffixed-float-constants): New.
13788 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13790 * config/i386/i386.c: Do not include c-common.h.
13792 2009-05-07 Mark Heffernan <meheff@google.com>
13794 * doc/invoke.texi (Debugging Options): Document change of debugging
13796 * opts.c (decode_options): Make dump_base_name relative to
13797 aux_base_name directory.
13799 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13801 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13802 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13804 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13806 * Makefile.in (install-plugin): Simplify a bit.
13808 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13810 * Makefile.in (OBJS-common): Add regcprop.o.
13812 * timevar.def (TV_CPROP_REGISTERS): New.
13813 * regrename.c (regrename_optimize): Return 0.
13814 (rest_of_handle_regrename): Delete.
13815 (pass_rename_registers): Point to regrename_optimize.
13816 (struct value_data_entry, struct value_data,
13817 kill_value_one_regno, kill_value_regno, kill_value,
13818 set_value_regno, init_value_data, kill_clobbered_value,
13819 kill_set_value, kill_autoinc_value, copy_value,
13820 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13821 replace_oldest_value_reg, replace_oldest_value_addr,
13822 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13823 debug_value_data, validate_value_data): Move...
13824 * regcprop.c: ... here.
13825 (rest_of_handle_cprop): Delete.
13826 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13828 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13830 PR middle-end/40057
13831 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13832 GEN_INT for 1 << bitnum.
13833 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13834 build_int_cst_type.
13836 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13838 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13839 Remove wrong description of "nand" operation.
13841 2009-05-06 Richard Guenther <rguenther@suse.de>
13842 Adam Nemet <anemet@caviumnetworks.com>
13844 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13845 comment. Add that if LHS is not a gimple register, then RHS1 has
13846 to be a single object (GIMPLE_SINGLE_RHS).
13848 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13850 * expr.c (get_def_for_expr): Move it up in the file.
13851 (store_field): When expanding a bit-field store, look at the
13852 defining gimple stmt for the masking conversion.
13854 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13856 PR middle-end/39986
13857 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13858 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13859 32-bit memcpy into long.
13861 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13863 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13864 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13866 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13867 instead of appending DW_OP_deref*.
13869 2009-05-06 Michael Matz <matz@suse.de>
13871 PR middle-end/40021
13872 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13873 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13875 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13877 * Makefile.in (install-plugin): Fix srcdir handling.
13879 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13881 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13882 when processing for not_regs_needed bitmap.
13883 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13884 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13885 handling it for rhs.
13887 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13889 * config/i386/i386.md (unnamed inc/dec peephole): Use
13890 optimize_insn_for_size_p instead of optimize_size.
13891 * config/i386/predicates.md (incdec_operand): Likewise.
13892 (aligned_operand): Likewise.
13893 * config/i386/sse.md (divv8sf3): Likewise.
13894 (sqrtv8sf2): Likewise.
13896 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13898 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13900 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13902 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13904 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13905 ssemodesuffixf2c with avxmodesuffixf2c.
13907 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13910 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13912 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13914 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13915 (struct tree_base): Adjust spacing for 8 bit boundaries.
13916 (struct tree_decl_common): Add decl_by_reference_flag bit.
13917 (DECL_BY_REFERENCE): Adjust.
13918 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13919 print DECL_BY_REFERENCE bit.
13920 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13921 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13922 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13923 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13926 PR middle-end/39666
13927 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13928 range of the type, but default label is missing, add it with one
13929 of the existing labels instead of adding a new label for it.
13931 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13935 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13937 * Makefile.in (enable_plugin, plugin_includedir): New.
13938 (install): Depend on install-plugin.
13939 (PLUGIN_HEADERS): New.
13940 (install-plugin): New.
13941 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13943 2009-05-05 Richard Guenther <rguenther@suse.de>
13945 PR tree-optimization/40022
13946 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13948 (phivn_valid_p): Fix tuplification error, simplify.
13949 (phiprop_insert_phi): Add dumps.
13950 (propagate_with_phi): Simplify.
13952 2009-05-05 Richard Guenther <rguenther@suse.de>
13954 PR middle-end/40023
13955 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13957 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13959 * tree.h (strip_float_extensions): Remove duplicate declaration.
13960 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13961 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13962 block_ultimate_origin): Rearrange the declarations line to match the
13963 comment that indicates the .c file which the functions are defined.
13964 (dwarf2out_*, set_decl_rtl): Add comment.
13965 (get_base_address): Adjust comment.
13966 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13967 declarations line and add comment.
13968 (is_builtin_name): Add blank after function name, for clarity.
13970 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13972 * attribs.c (decl_attributes): Use %qE for identifiers in
13974 * cgraphunit.c (verify_cgraph_node): Translate function names to
13975 locale character set in diagnostics.
13976 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13978 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13979 Document that functions are named in UTF-8.
13980 * expr.c (expand_expr_real_1): Translate function names to locale
13981 character set in diagnostics.
13982 * gimplify.c (omp_notice_variable, omp_is_private,
13983 gimplify_scan_omp_clauses): Use %qE for identifiers in
13985 * langhooks.c (lhd_print_error_function): Translate function names
13986 to locale character set.
13987 * langhooks.h (decl_printable_name): Document that return value is
13988 in internal character set.
13989 * stmt.c: Include pretty-print.h
13990 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13992 (resolve_operand_name_1): Translate named operand name to locale
13994 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13996 * toplev.c (announce_function): Translate function names to locale
13998 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13999 (default_tree_printer): Use pp_identifier or translate identifiers
14000 to locale character set. Mark "<anonymous>" for translation.
14001 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14002 for identifiers in diagnostics.
14003 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14005 * varasm.c (output_constructor): Use %qE for identifiers in
14008 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14010 * configure.ac: use ` ` instead of $()
14011 * configure: Regenerate.
14013 2009-05-05 Ben Elliston <bje@au.ibm.com>
14015 * config/pa/linux-atomic.c: Eliminate conditional include of
14016 errno.h on non-LP64 systems to simplify build requirements.
14018 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14020 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14022 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14023 and pass value to identifier_to_locale.
14024 (warn_variable_length_array): Make name a tree.
14025 (grokdeclarator): Separate diagnostic texts for named and unnamed
14026 declarators. Use %qE for named declarators.
14027 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14029 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14030 identifiers in diagnostics.
14031 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14032 identifier_to_locale. Mark "anonymous" strings for translation.
14034 2009-05-04 Michael Eager <eager@eagercon.com>
14036 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14037 address for DImode/DFmode only if double-precision FP regs.
14039 2009-05-04 Michael Eager <eager@eagercon.com>
14041 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14042 TARGET_SINGLE_FLOAT check.
14044 2009-05-04 Michael Eager <eager@eagercon.com>
14046 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14048 2009-05-04 Michael Eager <eager@eagercon.com>
14050 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14051 * config/rs6000/t-xilinx: New
14053 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14055 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14056 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14057 * gcc/explow.c (memory_address): Use target hook.
14058 * gcc/targhooks.c (default_legitimize_address): New.
14059 * gcc/targhooks.h (default_legitimize_address): New.
14060 * gcc/target.h (legitimize_address): New.
14061 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14062 (TARGET_INITIALIZER): Include it.
14063 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14065 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14066 * config/bfin/bfin.c (legitimize_address): Remove.
14067 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14068 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14070 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14071 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14073 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14074 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14075 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14076 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14077 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14078 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14079 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14080 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14081 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14082 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14083 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14084 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14085 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14086 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14087 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14088 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14089 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14090 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14091 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14092 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14093 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14094 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14095 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14097 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14098 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14099 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14100 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14101 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14102 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14103 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14104 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14105 (thumb_legitimize_address): Delete.
14106 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14107 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14108 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14109 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14110 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14111 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14113 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14116 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14117 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14118 * config/m32r/m32r.c (m32r_legitimize_address): New.
14119 * config/m68k/m68k.c (m68k_legitimize_address): New.
14120 * config/score/score.c (score_legitimize_address): Standardize.
14121 * config/score/score3.c (score3_legitimize_address): Standardize.
14122 * config/score/score3.h (score3_legitimize_address): Adjust.
14123 * config/score/score7.c (score7_legitimize_address): Standardize.
14124 * config/score/score7.h (score7_legitimize_address): Adjust.
14125 * config/sh/sh.c (sh_legitimize_address): New.
14126 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14128 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14129 (s390_legitimize_address): ... this.
14130 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14131 (sparc_legitimize_address): ... this.
14132 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14133 (ix86_legitimize_address): ... this.
14134 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14135 (avr_legitimize_address): ... this.
14136 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14137 (mn10300_legitimize_address): ... this.
14138 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14139 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14140 (alpha_expand_mov): Adjust call.
14142 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14143 * config/spu/spu.c (spu_legitimize_address): Likewise.
14144 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14145 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14147 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14149 * intl.c (locale_encoding, locale_utf8): New.
14150 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14151 * intl.h (locale_encoding, locale_utf8): Declare.
14152 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14153 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14155 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14157 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14158 (pp_base_tree_identifier): Declare as function.
14159 (identifier_to_locale): Declare.
14160 * Makefile.in (pretty-print.o): Update dependencies.
14161 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14163 2009-05-04 Richard Guenther <rguenther@suse.de>
14165 PR middle-end/40015
14166 * builtins.c (fold_builtin_memory_op): Do not decay to element
14167 type if the size matches the whole array.
14169 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14171 * expmed.c (synth_mult): When trying out a shift, pass the result
14174 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14176 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14177 (shiftsub1_cost): New.
14178 (init_expmed): Compute shiftsub1_cost.
14179 (synth_mult): Optimize multiplications by constants of the form
14180 -(2^^m-1) for some constant positive integer m.
14182 2009-05-03 Richard Guenther <rguenther@suse.de>
14185 * c-typeck.c (array_to_pointer_conversion): Do not built
14186 ADDR_EXPRs of arrays of pointer-to-element type.
14187 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14188 up wrong ADDR_EXPRs after-the-fact.
14189 * c-common.c (strict_aliasing_warning): Strip pointer
14190 conversions for obtaining the original type.
14191 * builtins.c (fold_builtin_memset): Handle array types.
14192 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14195 2009-05-03 Richard Guenther <rguenther@suse.de>
14197 PR middle-end/23329
14198 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14199 Do not lose casts from array types with unknown extent to array
14200 types with known extent.
14201 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14202 alias set compatibility.
14204 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14206 * flags.h (extra_warnings): Delete.
14207 * toplev.c (process_options): Handle Wuninitialized here.
14208 * opts.c (extra_warnings): Delete.
14209 (set_Wextra): Delete.
14210 (common_handle_option): -Wextra can be handled automatically.
14211 * c-opts.c (c_common_handle_option): Delete obsolete code.
14212 (c_common_post_options): Simplify comment.
14213 * common.opt (W): Add Var.
14215 (Wuninitialized): Initialize to -1.
14217 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14218 Richard Guenther <rguenther@suse.de>
14220 * expr.c (get_def_for_expr): New function.
14221 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14222 SSA rather than trees.
14223 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14224 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14226 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14228 * c-common.c (reswords): Add _Imaginary.
14229 * c-common.c (enum rid): Add RID_IMAGINARY.
14231 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14233 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14234 Patch by Richard Guenther.
14236 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14238 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14239 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14240 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14241 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14242 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14243 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14244 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14245 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14246 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14247 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14248 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14249 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14250 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14251 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14252 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14253 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14254 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14255 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14257 2009-05-02 Richard Guenther <rguenther@suse.de>
14259 PR tree-optimization/39940
14260 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14263 2009-05-02 Richard Guenther <rguenther@suse.de>
14265 PR middle-end/40001
14266 * tree-ssa.c (execute_update_addresses_taken): Properly check
14267 if we can mark a variable DECL_GIMPLE_REG_P.
14268 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14269 back to the end of the function.
14270 (is_gimple_reg_type): Remove complex type special casing.
14271 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14274 2009-05-02 Ben Elliston <bje@au.ibm.com>
14276 * doc/collect2.texi (Collect2): Document search path behaviour
14277 when configured with --with-ld.
14279 2009-05-02 Jan Hubicka <jh@suse.cz>
14281 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14282 parameter; update callers.
14283 (coalesce_cost_edge): EH edges are costier because they needs
14284 splitting even if not critical and even more costier when there are
14285 multiple EH predecestors.
14287 2009-05-02 Jan Hubicka <jh@suse.cz>
14289 * except.c (remove_eh_handler_and_replace): Handle updating after
14290 removing TRY blocks.
14292 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14294 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14296 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14298 * varasm.c: Do not include c-pragma.h.
14299 * attribs.c: Do not incude c-common.h.
14301 2009-05-01 Michael Matz <matz@suse.de>
14303 * calls.c (initialize_argument_information): Handle SSA names like
14304 decls with a non MEM_P DECL_RTL.
14306 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14308 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14309 * ipa-utils.c: Likewise.
14310 * ipa-type-escape.c: Likewise.
14311 * cgraphunit.c Do not include c-common.h.
14312 * ipa-pure-const.c: Likewise.
14313 * tree-if-conv.c: Likewise.
14314 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14315 * ipa-struct-reorg.c: Likewise.
14316 * tree-nomudflap.c: Likewise.
14317 * tree-ssa-structalias.c: Likewise.
14319 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14321 * store-motion.c: Many cleanups to make this pass a first-class
14322 citizen instead of an appendix to gcse load motion. Add TODO list
14323 to make this pass faster/cleaner/better.
14325 (struct ls_expr): Post gcse.c-split cleanups.
14326 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14327 "stores" field to "avail_stores".
14328 (pre_ldst_mems): Rename to store_motion_mems.
14329 (pre_ldst_table): Rename to store_motion_mems_table.
14330 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14331 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14332 (ldst_entry): Rename to st_expr_entry, update users.
14333 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14334 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14335 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14337 (first_ls_expr): Rename to first_st_expr, update users.
14338 (next_ls_expr): Rename to next_st_expr, update users.
14339 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14340 fields properly for store motion instead of names inherited from load
14342 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14343 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14346 (ae_kill): Rename to st_kill, update users.
14347 (ae_gen): Rename to st_avloc, update users.
14348 (transp): Rename to st_transp, update users.
14349 (pre_insert_map): Rename to st_insert_map, update users.
14350 (pre_delete_map): Rename to st_delete_map, update users.
14351 (insert_store, build_store_vectors, free_store_memory,
14352 one_store_motion_pass): Update for abovementioned changes.
14354 (gcse_subst_count, gcse_create_count): Remove.
14355 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14356 and "n_stores_created", local variables.
14358 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14361 (regvec, compute_store_table_current_insn): Remove.
14362 (reg_set_info, reg_clear_last_set): Remove.
14363 (compute_store_table): Use DF caches instead of local dataflow
14366 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14368 * c-objc-common.c (c_tree_printer): Print identifiers with
14369 pp_identifier, not pp_string. Mark "({anonymous})" for
14371 * c-pretty-print.c (pp_c_ws_string): New.
14372 (pp_c_cv_qualifier, pp_c_type_specifier,
14373 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14374 pp_c_storage_class_specifier, pp_c_function_specifier,
14375 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14376 pp_c_primary_expression, pp_c_postfix_expression,
14377 pp_c_unary_expression, pp_c_shift_expression,
14378 pp_c_relational_expression, pp_c_equality_expression,
14379 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14380 use pp_string and pp_c_ws_string in place of pp_identifier and
14381 pp_c_identifier for non-identifiers. Mark English strings for
14383 * c-pretty-print.h (pp_c_ws_string): Declare.
14385 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14386 Roland McGrath <roland@redhat.com>
14388 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14389 (ENABLE_LD_BUILDID): New configuration option.
14390 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14391 (LINK_BUILDID_SPEC): New macro.
14392 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14394 * doc/install.texi: Document --enable-linker-build-id option.
14395 * configure: Rebuild.
14396 * config.in: Rebuild.
14398 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14400 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14401 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14402 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14403 MIPS_GP_SAVE_AREA_SIZE.
14404 * config/mips/mips.c (struct mips_frame_info): Update comment
14405 before arg_pointer_offset and hard_frame_pointer_offset.
14406 (mips_compute_frame_info): Update diagram before function: to
14407 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14408 indicate the position of frame_pointer_rtx with -fstack-protector and
14409 to show args_size. Don't allocate cprestore area for leaf functions
14410 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14412 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14414 2009-04-30 Michael Matz <matz@suse.de>
14416 PR tree-optimization/39955
14417 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14419 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14421 * ira.c (setup_cover_and_important_classes): Use safe macro
14422 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14424 * genpreds.c (write_tm_preds_h): Output suitable definition of
14425 REG_CLASS_FOR_CONSTRAINT.
14427 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14429 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14431 * bitmap.c (bitmap_descriptor): Likewise.
14432 * ggc-common.c (loc_descriptor): Likewise.
14433 * varray.c (varray_descriptor): Likewise.
14434 * vec.c (vec_descriptor): Likewise.
14436 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14438 * Makefile.in (dce.o): Add $(EXCEPT_H).
14439 * dce.c: Include except.h and delete redundant vector definitions.
14440 (deletable_insn_p): Return false for non-call insns that can throw
14443 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14445 * gcse.c (ae_gen): Remove.
14446 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14447 and make non-static function to make it available in store-motion.c.
14448 Update call sites with search-and-replace.
14449 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14450 extract_mentioned_regs, extract_mentioned_regs_helper,
14451 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14452 store_killed_in_insn, store_killed_after, store_killed_before,
14453 build_store_vectors, insert_insn_start_basic_block, insert-store,
14454 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14455 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14456 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14457 * store-motion.c: ...new file. Also copy data structures from gcse.c
14458 and clean up to remove parts not used by store motion.
14459 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14460 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14462 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14465 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14466 when optimizing for size.
14468 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14470 * gcse.c (gcse_constant_p): Fix typo in last change.
14472 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14474 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14476 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14478 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14480 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14482 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14483 CONST_HIGH_PART result.
14485 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14487 * config/avr/avr.c (initial_elimination_offset): Rename to
14488 avr_initial_elimination_offset.
14489 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14490 change return type to bool.
14491 (avr_can_eliminate): New function.
14492 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14493 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14494 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14495 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14496 avr_initial_elimination_offset.
14497 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14498 (avr_initial_elimination_offset): Define.
14500 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14501 Steven Bosscher <steven@gcc.gnu.org>
14503 PR rtl-optimization/39938
14504 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14505 * cfgrtl.c: Include insn-attr.h.
14506 (rest_of_pass_free_cfg): New function.
14507 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14508 * resource.c (init_resource_info): Remove call to df_analyze.
14510 2009-04-29 Richard Guenther <rguenther@suse.de>
14513 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14514 allow conversion to signed integers.
14516 2009-04-29 Richard Guenther <rguenther@suse.de>
14518 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14519 shifts of floating point vectors if the shift amount is
14520 a constant multiple of the element size.
14522 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14523 Michael Matz <matz@suse.de>
14525 PR middle-end/39927
14527 * tree-outof-ssa.c (emit_partition_copy): New function.
14528 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14529 insert_part_to_rtx_on_edge): Perform the partition base var
14530 copy using emit_partition_copy.
14531 (insert_value_copy_on_edge): Convert constants to the right mode.
14532 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14533 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14535 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14537 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14538 scan backwards to try to find a constant to initialize it.
14540 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14541 insn before the loop_end instruction, don't look past labels.
14543 2009-04-29 Richard Guenther <rguenther@suse.de>
14545 PR middle-end/39937
14546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14547 loose type conversions.
14548 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14549 stmts only if there are no uses of its definition.
14551 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14553 * config/bfin/bfin.h (splitting_loops): Declare.
14554 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14555 Reorder bit definitions to be ascending.
14556 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14557 * config/bfin/bfin.c (splitting_loops): New variable.
14558 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14559 (struct loop_info): Remove members INIT and LOOP_INIT.
14560 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14561 the LSETUP sequence. Allow LC to be loaded from any register, but
14562 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14563 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14565 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14566 of reload_completed.
14569 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14571 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14573 * Makefile.in (PLUGIN_VERSION_H): New.
14574 (OBJS-common): Remove plugin-version.o.
14575 (plugin.o): Depend on (PLUGIN_VERSION_H).
14576 (plugin-version.o): Remove.
14577 * configure: Regenerate
14578 * configure.ac: Create plugin-version.h.
14579 * gcc-plugin.h (plugin_gcc_version): Remove.
14580 (plugin_default_version_check): Change signature.
14581 * plugin-version.c: Remove.
14582 * plugin.c: Include plugin-version.h.
14583 (str_plugin_gcc_version_name): Remove.
14584 (try_init_one_plugin): Pass gcc version to plugin_init.
14585 (plugin_default_version_check): Both gcc and plugin versions are now
14588 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14590 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14591 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14592 Remove special case testing for last insn of inner loops. Don't fail
14593 if the loop ends with a jump, emit an extra nop instead.
14595 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14596 DREGS rather than comparing directly. Remove code that tries to
14597 account for latencies.
14599 2009-04-29 Richard Guenther <rguenther@suse.de>
14601 PR tree-optimization/39941
14602 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14603 eliminating an indirect call.
14605 2009-04-29 Richard Guenther <rguenther@suse.de>
14607 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14608 parameter. Allow invariants as base if !require_lvalue.
14609 (verify_gimple_assign_single): Adjust.
14611 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14613 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14614 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14615 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14616 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14617 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14619 * config/bfin/bfin.c (bfin_expand_builtin,
14620 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14622 2009-04-28 Richard Guenther <rguenther@suse.de>
14624 * tree-vect-loop.c (get_initial_def_for_induction): Use
14625 correct types for pointer increment.
14627 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14629 * toplev.c (print_version): Update GMP version string calculation.
14631 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14633 PR rtl-optimization/39938
14634 * resource.c (init_resource_info): Add call to df_analyze.
14636 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14638 * config/alpha/alpha.md (usegp): Cast the result of
14639 alpha_find_lo_sum_using_gp to enum attr_usegp.
14640 * config/alpha/alpha.c (override_options): Remove end-of-structure
14641 marker element from cpu_table. Use array size of cpu_table to handle
14642 -mcpu and -mtune options.
14643 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14645 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14647 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14648 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14649 tune_32 and tune_64.
14650 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14651 support on PowerPC.
14652 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14653 * config/rs6000/option-defaults.h: ... here. New file.
14654 (OPT_64, OPT_32): Define.
14655 (MASK_64BIT): Define to 0 if not already defined.
14656 (OPT_ARCH64, OPT_ARCH32): Define.
14657 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14660 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14662 * config/arm/arm.c (arm_override_options): Emit error on using
14665 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14667 PR rtl-optimization/39914
14668 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14669 registers for allocnos created from user-defined variables only
14670 when not optimizing.
14672 2009-04-28 Richard Guenther <rguenther@suse.de>
14674 PR middle-end/39937
14675 * fold-const.c (fold_binary): Use distribute_real_division only
14678 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14680 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14681 add hpux-stdint.h to tm_file.
14682 (hppa[12]*-*-hpux11*): Ditto.
14683 (ia64*-*-hpux*): Ditto.
14684 * config/hpux-stdint.h: New.
14685 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14686 __STDC_EXT__ for all compiles.
14687 * config/pa/pa-hpux.h: Ditto.
14688 * config/pa/pa-hpux10.h: Ditto.
14689 * config/pa/pa-hpux11.h: Ditto.
14691 2009-04-28 Catherine Moore <clm@codesourcery.com>
14693 * debug.h (set_name): Add comment.
14695 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14698 * config/darwin.c (machopic_gen_offset): Check
14699 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14700 * config/arm/arm.c (require_pic_register): Likewise.
14702 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14704 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14705 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14706 m32c_promote_prototypes): Delete.
14708 2009-04-28 Michael Matz <matz@suse.de>
14710 PR middle-end/39922
14711 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14714 2009-04-28 Richard Guenther <rguenther@suse.de>
14716 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14718 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14720 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14721 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14722 * config/arm/arm-tune.md: Regenerate.
14724 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14726 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14727 block if there are complex incoming edges.
14728 (sel_merge_blocks): Remove useless assert.
14729 (sel_redirect_edge_and_branch): Check that edge was redirected.
14730 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14731 (sel_find_rgns): Delete declaration.
14732 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14733 the region when it is not a preheader.
14735 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14738 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14740 2009-04-28 Richard Guenther <rguenther@suse.de>
14742 * tree.h (SSA_NAME_VALUE): Remove.
14743 (struct tree_ssa_name): Remove value_handle member.
14744 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14745 array for jump threading.
14746 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14748 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14749 * tree-flow.h (threadedge_initialize_values): Declare.
14750 (threadedge_finalize_values): Likewise.
14751 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14752 (SSA_NAME_VALUE): Define.
14753 (threadedge_initialize_values): New function.
14754 (threadedge_finalize_values): Likewise.
14755 * tree-ssa-dom.c (ssa_name_values): New global variable.
14756 (SSA_NAME_VALUE): Define.
14757 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14759 2009-04-28 Ira Rosen <irar@il.ibm.com>
14761 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14762 Use REPORT_VECTORIZED_LOCATIONS instead
14763 REPORT_VECTORIZED_LOOPS.
14764 * tree-vectorizer.c (vect_verbosity_level): Make static.
14765 (vect_loop_location): Rename to vect_location.
14766 (vect_set_verbosity_level): Update comment.
14767 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14769 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14770 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14771 instead REPORT_UNVECTORIZED_LOOPS.
14772 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14773 and vect_loop_def to vect_external_def and vect_internal_def.
14774 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14775 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14776 REPORT_UNVECTORIZED_LOCATIONS.
14777 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14778 and vect_used_in_loop and to vect_unused_in_scope and
14779 vect_used_in_scope.
14780 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14781 (vect_verbosity_level): Remove declaration.
14782 (vect_analyze_operations): Likewise.
14783 (vect_analyze_stmt): Declare.
14784 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14785 REPORT_UNVECTORIZED_LOCATIONS.
14786 (vect_get_loop_niters): Fix indentation.
14787 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14788 (vect_analyze_loop_operations): New function.
14789 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14790 vect_analyze_operations.
14791 (vect_is_simple_reduction): Use new names.
14792 (vectorizable_live_operation, vect_transform_loop): Likewise.
14793 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14794 to specify whether the data references can be a part of interleaving
14796 (vect_analyze_data_ref_dependence): Use new names.
14797 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14798 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14799 * tree-vect-patterns.c (widened_name_p): Use new names.
14800 (vect_recog_dot_prod_pattern): Likewise.
14801 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14802 (process_use, vect_mark_stmts_to_be_vectorized,
14803 vect_model_simple_cost, vect_model_store_cost,
14804 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14805 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14806 vectorizable_operation, vectorizable_type_demotion,
14807 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14808 vectorizable_condition): Likewise.
14809 (vect_analyze_operations): Split into vect_analyze_loop_operations
14811 (vect_analyze_stmt): ... new function.
14812 (new_stmt_vec_info): Use new names.
14813 (vect_is_simple_use): Use new names and fix comment.
14814 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14815 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14817 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14820 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14821 and integer modes for x87 operands. Do not ICE for unsupported size,
14822 generate error instead. Generate error for unsupported operand types.
14823 ['z']: Do not handle HImode memory operands specially. Warning
14824 for floating-point operands. Fallthru to 'Z' for unsupported operand
14825 types. Do not ICE for unsupported size, generate error instead.
14826 (output_387_binary_op): Use %Z to output operands.
14827 (output_fp_compare): Ditto.
14828 (output_387_reg_move): Ditto.
14830 2009-04-28 Ben Elliston <bje@au.ibm.com>
14835 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14837 * builtins.c (c_strlen): Do not warn here.
14838 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14839 * c-common.c (pointer_int_sum): Take an explicit location.
14840 Warn about offsets out of bounds.
14841 * c-common.h (pointer_int_sum): Adjust declaration.
14843 2009-04-27 Ian Lance Taylor <iant@google.com>
14845 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14847 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14848 * df-core.c (df_set_flags): Change return type to int. Change
14849 type of old_flags to int.
14850 (df_clear_flags): Likewise.
14851 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14852 (df_get_conditional_uses): Likewise.
14853 * df.h (df_set_flags, df_clear_flags): Update declarations.
14854 * dwarf2out.c (struct indirect_string_node): Change type of form
14855 field to enum dwarf_form.
14856 (AT_string_form): Change return type to enum dwarf_form.
14857 * fixed-value.c (fixed_compare): Add cast to enum type.
14858 * fwprop.c (update_df): Change 0 to VOIDmode.
14859 * gensupport.c: Change 0 to UNKNOWN.
14860 * gimple.h (gimple_cond_code): Add cast to enum type.
14861 * haifa-sched.c (reemit_notes): Add cast to enum type.
14862 * hooks.c (hook_int_void_no_regs): Remove function.
14863 * hooks.h (hook_int_void_no_regs): Remove declaration.
14864 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14865 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14866 * real.c (real_arithmetic): Add cast to enum type.
14867 (real_compare): Likewise.
14868 * target.h (struct gcc_target): Change return type of
14869 branch_target_register_class to enum reg_class.
14870 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14871 default_branch_target_register_class.
14872 * targhooks.c (default_branch_target_register_class): New function.
14873 * targhooks.h (default_branch_target_register_class): Declare.
14874 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14875 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14877 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14879 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14880 vect_uninitialized_def. Change 0 to ERROR_MARK.
14881 * tree-vect-stmts.c (supportable_widening_operation): Don't
14882 initialize icode1 and icode2.
14883 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14884 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14886 (cmn_err_flag_specs): Change 0 to STD_C89.
14887 (cmn_err_char_table): Likewise.
14888 * config/arm/arm.c (get_arm_condition_code): Change type of code
14889 to enum arm_cond_code.
14890 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14891 (IWMMXT_BUILTIN2): Likewise.
14892 (neon_builtin_type_bits): Don't define typedef.
14893 (neon_builtin_datum): Change type of bits field to int.
14894 (arm_expand_neon_args): Add cast to enum type.
14895 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14897 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14898 casts to enum type.
14899 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14901 * config/mips/mips.md (jal_macro): Return enum constant.
14902 (single_insn): Likewise.
14903 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14905 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14906 casts to enum type.
14907 * config/s390/s390.c (s390_tune_flags): Change type to int.
14908 (s390_arch_flags): Likewise.
14909 (s390_handle_arch_option): Change flags field of struct pta to int.
14910 * config/s390/s390.h (s390_tune_flags): Update declaration.
14911 (s390_arch_flags): Likewise.
14912 * config/sh/sh.c (prepare_move_operands): Compare
14913 tls_symbolic_operand result with enum constant.
14914 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14915 (sh_expand_prologue): Add cast to enum type.
14916 (sh_expand_epilogue): Likewise.
14917 (tls_symbolic_operand): Change return type to enum tls_model.
14918 (fpscr_set_from_mem): Add cast to enum type.
14919 (legitimize_pic_address): Compare tls_symbolic_operand result with
14921 (sh_target_reg_class): Change return type to enum reg_class.
14922 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14924 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14925 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14926 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14927 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14928 (delayed_branch, tls_call_delay): Likewise.
14929 (eligible_for_sibcall_delay): Likewise.
14930 (eligible_for_return_delay): Likewise.
14931 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14932 (spu_expand_builtin_1): Likewise.
14934 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14935 for all types of conversions.
14936 (output_init_element): Issue -Wc++-compat warning if needed when
14937 initializing a bitfield with enum type.
14938 * c-parser.c (c_parser_expression): Set original_type to
14939 original_type of right hand operand of comma operator.
14941 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14943 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14945 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14946 * doc/cpp.texi (Standard Predefined Macros)
14947 (Implementation-defined behavior): Likewise.
14948 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14949 * doc/gimple.texi (GIMPLE Exception Handling)
14950 (@code{GIMPLE_ASSIGN}): Likewise.
14951 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14952 * doc/invoke.texi (Warning Options, Optimize Options)
14953 (AVR Options, Darwin Options): Likewise.
14954 (Optimize Options): Reformulate -fwhole-program description.
14955 * doc/loop.texi (Lambda): Likewise.
14956 * doc/md.texi (Output Template, Define Constraints)
14957 (Standard Names, Insn Splitting): Likewise.
14958 * doc/options.texi (Option properties): Likewise.
14959 * doc/passes.texi (Tree-SSA passes): Likewise.
14960 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14961 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14962 (File Names and DBX): Likewise.
14963 * doc/trouble.texi (Incompatibilities): Likewise.
14965 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14967 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14968 instruction is correct.
14970 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14972 Allow non-constant arguments to conversion intrinsics.
14973 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14974 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14975 * spu.c (print_operand): Handle 'v' and 'w'.
14976 (exp2_immediate_p, spu_gen_exp2): Define.
14977 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14978 spu_convtf_1): Update parameter descriptions.
14979 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14980 * constraints.md ('v', 'w'): New.
14981 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14983 (i2f, I2F): New define_mode_attr.
14984 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14985 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14986 fixuns_truncv4sfv4si2): Update to use mode attribute.
14987 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14988 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14989 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14990 patterns for combine.
14992 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14994 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14995 (cprop, hoist, pre, store_motion): New debug counters.
14996 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14997 is not an RTL pass anymore.
14998 (pass_profiling): Remove extern decl for pass removed in 2005.
14999 (pass_gcse, pass_jump_bypass): Remove.
15000 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15001 to 0 for clean state.
15002 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15003 * cse.c (gate_handle_cse_after_global_opts,
15004 rest_of_handle_cse_after_global_opts): New functions.
15005 (pass_cse_after_global_opts): New pass, does local CSE.
15006 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15007 (TV_CPROP): New timevar.
15008 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15009 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15010 (gcse_main, recompute_all_luids): Remove.
15011 (compute_hash_table_work): Call max_reg_num instead of reading
15013 (cprop_jump): Don't set run_jump_opt_after_gcse.
15014 (constprop_register): Always allow to alter jumps.
15015 (cprop_insn): Likewise.
15016 (do_local_cprop): Likewise.
15017 (local_cprop_pass): Likewise. Return non-zero if something changed.
15018 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15019 (find_implicit_sets): Add note about missed optimization opportunity.
15020 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15021 pass_rtl_cprop execute function.
15022 Don't bother tracking the pass number, each pass gets its own dumpfile
15024 Always allow to alter jumpsand bypass jumps.
15025 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15026 will just find no suitable set.
15027 (pre_edge_insert): Fix dumping, this function is for PRE only.
15028 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15029 pass_rtl_pre execute function.
15030 (hoist_code): Return non-zero if something changed. Keep track of
15031 substitutions and insertions for statistics gathering similar to PRE.
15032 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15033 called from the pass_rtl_hoist execute function. Show pass statistics.
15034 (compute_store_table): Use max_reg_num directly instead of using the
15035 formerly global max_gcse_regno.
15036 (build_store_vectors): Likewise.
15037 (replace_store_insn): Fix dumping.
15038 (store_motion): Rename to ...
15039 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15040 pass, called from the pass_rtl_store_motion execute function. Keep
15041 track of substitutions and insertions for statistics gathering similar
15043 (bypass_jumps): Remove, fold interesting bits into ...
15044 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15045 from the pass_rtl_cprop execute function.
15046 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15047 pass_jump_bypass): Remove.
15048 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15049 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15050 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15051 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15052 (gate_rtl_store_motion, execute_rtl_store_motion,
15053 pass_rtl_store_motion): New.
15054 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15055 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15056 * passes.c (init_optimization_passes): Remove pass_gcse and
15057 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15058 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15059 instead of pass_jump_bypass.
15061 2009-04-27 Richard Guenther <rguenther@suse.de>
15063 PR middle-end/39928
15064 * gimplify.c (gimplify_expr): If we are required to create
15065 a temporary make sure it ends up as register.
15067 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (construct_container): Don't call
15071 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15072 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15074 2009-04-27 Michael Matz <matz@suse.de>
15076 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15077 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15078 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15079 (dump_replaceable_exprs): Take a bitmap.
15080 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15082 (expand_gimple_basic_block): Likewise.
15083 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15084 replaceable_expressions member a bitmap.
15085 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15086 (mark_replaceable): Likewise.
15087 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15088 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15090 2009-04-27 Richard Guenther <rguenther@suse.de>
15092 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15093 (verify_stmts): Dispatch to gimple/type verification code.
15094 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15095 issue with call argument types.
15097 2009-04-27 Michael Matz <matz@suse.de>
15099 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15100 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15103 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15104 Eric Botcazou <ebotcazou@adacore.com>
15106 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15107 a label's basic block.
15108 (mark_target_live_regs): Tidy and rework obsolete comments.
15109 Change back DF problem to LIVE. If a label starts a basic block,
15110 assume that all registers that used to be live then still are.
15111 (init_resource_info): If a label starts a basic block, set its
15112 BLOCK_FOR_INSN accordingly.
15113 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15115 2009-04-27 Richard Guenther <rguenther@suse.de>
15117 * tree-flow-inline.h (function_ann): Remove.
15118 (get_function_ann): Likewise.
15119 * tree-dfa.c (create_function_ann): Remove.
15120 * tree-flow.h (struct static_var_ann_d): Remove.
15121 (struct function_ann_d): Likewise.
15122 (union tree_ann_d): Remove fdecl member.
15123 (function_ann_t): Remove.
15124 (function_ann, get_function_ann, create_function_ann): Remove
15127 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15129 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15131 2009-04-27 Jan Hubicka <jh@suse.cz>
15133 * ipa-pure-const.c (struct funct_state_d): New fields
15134 state_previously_known, looping_previously_known; remove
15135 state_set_in_source.
15136 (analyze_function): Use new fields.
15137 (propagate): Avoid assumption that state_set_in_source imply
15140 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15141 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15142 * cfgloop.h (finite_loop_p): Declare.
15144 2009-04-26 Michael Matz <matz@suse.de>
15146 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15148 2009-04-26 Michael Matz <matz@suse.de>
15150 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15151 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15152 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15153 pass_mark_used_blocks): Remove.
15154 * tree-optimize.c (pass_free_datastructures,
15155 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15156 * passes.c (init_optimization_passes): Don't call
15157 pass_mark_used_blocks, remove dead code.
15159 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15161 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15162 * tree-ssa-live.h (register_ssa_partition): Likewise.
15164 2009-04-26 Michael Matz <matz@suse.de>
15167 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15168 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15169 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15171 (compare_pairs): Swap cost comparison.
15172 (coalesce_ssa_name): Don't use change_partition_var.
15173 * tree-nrv.c (struct nrv_data): Add modified member.
15174 (finalize_nrv_r): Set it.
15175 (tree_nrv): Use it to update statements.
15176 (pass_nrv): Require PROP_ssa.
15177 * tree-mudflap.c (mf_decl_cache_locals,
15178 mf_build_check_statement_for): Use make_rename_temp.
15179 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15180 * alias.c (find_base_decl): Handle SSA names.
15181 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15182 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15183 * rtl.h (set_reg_attrs_for_parm): Declare.
15184 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15185 to "optimized", remove unused locals at finish.
15186 (execute_free_datastructures): Make global, call
15187 delete_tree_cfg_annotations.
15188 (execute_free_cfg_annotations): Don't call
15189 delete_tree_cfg_annotations.
15191 * ssaexpand.h: New file.
15192 * expr.c (toplevel): Include ssaexpand.h.
15193 (expand_assignment): Handle SSA names the same as register variables.
15194 (expand_expr_real_1): Expand SSA names.
15195 * cfgexpand.c (toplevel): Include ssaexpand.h.
15196 (SA): New global variable.
15197 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15198 (SSAVAR): New macro.
15199 (set_rtl): New helper function.
15200 (add_stack_var): Deal with SSA names, use set_rtl.
15201 (expand_one_stack_var_at): Likewise.
15202 (expand_one_stack_var): Deal with SSA names.
15203 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15204 before unique numbers.
15205 (expand_stack_vars): Use set_rtl.
15206 (expand_one_var): Accept SSA names, add asserts for them, feed them
15207 to above subroutines.
15208 (expand_used_vars): Expand all partitions (without default defs),
15209 then only the local decls (ignoring those expanded already).
15210 (expand_gimple_cond): Remove edges when jumpif() expands an
15211 unconditional jump.
15212 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15213 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15215 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15216 members of SA; deal with PARM_DECL partitions here; expand
15217 all PHI nodes, free tree datastructures and SA. Commit instructions
15218 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15219 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15220 info and statements at start, collect garbage at finish.
15221 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15222 (VAR_ANN_PARTITION) Remove.
15223 (change_partition_var): Don't declare.
15224 (partition_to_var): Always return SSA names.
15225 (var_to_partition): Only accept SSA names.
15226 (register_ssa_partition): Only check argument.
15227 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15229 (delete_var_map): Don't free it.
15230 (var_union): Only accept SSA names, simplify.
15231 (partition_view_init): Mark only useful SSA names as used.
15232 (partition_view_fini): Only deal with SSA names.
15233 (change_partition_var): Remove.
15234 (dump_var_map): Use ssa_name instead of partition_to_var member.
15235 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15237 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15238 (struct _elim_graph): New member const_dests; nodes member vector of
15240 (set_location_for_edge): New static helper.
15241 (create_temp): Remove.
15242 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15243 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15244 (new_elim_graph): Allocate const_dests member.
15245 (clean_elim_graph): Truncate const_dests member.
15246 (delete_elim_graph): Free const_dests member.
15247 (elim_graph_size): Adapt to new type of nodes member.
15248 (elim_graph_add_node): Likewise.
15249 (eliminate_name): Likewise.
15250 (eliminate_build): Don't take basic block argument, deal only with
15251 partition numbers, not variables.
15252 (get_temp_reg): New static helper.
15253 (elim_create): Use it, deal with RTL temporaries instead of trees.
15254 (eliminate_phi): Adjust all calls to new signature.
15255 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15256 (rewrite_trees): Only do checking.
15257 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15258 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15259 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15260 contains_tree_r, MAX_STMTS_IN_LATCH,
15261 process_single_block_loop_latch, analyze_edges_for_bb,
15262 perform_edge_inserts): Remove.
15263 (expand_phi_nodes): New global function.
15264 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15265 functions, initialize new parameter, remember partitions having a
15267 (finish_out_of_ssa): New global function.
15268 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15269 don't reset in_ssa_p here, don't disable TER when mudflap.
15270 (pass_del_ssa): Remove.
15271 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15273 (execute_free_datastructures): Declare.
15274 * Makefile.in (SSAEXPAND_H): New variable.
15275 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15276 * basic-block.h (commit_one_edge_insertion): Declare.
15277 * passes.c (init_optimization_passes): Move pass_nrv and
15278 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15279 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15280 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15281 (redirect_branch_edge): Deal with super block when expanding, split
15282 out jump patching itself into ...
15283 (patch_jump_insn): ... here, new static helper.
15285 2009-04-26 Michael Matz <matz@suse.de>
15287 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15288 beyond num_ssa_names.
15289 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15290 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15292 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15294 PR inline-asm/39543
15295 * fwprop.c (forward_propagate_asm): New function.
15296 (forward_propagate_and_simplify): Propagate also into __asm, if it
15297 doesn't increase the number of referenced registers.
15300 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15302 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15304 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15305 note_nonlocal_vla_type for nonlocal VLAs.
15306 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15307 contains_remapped_vars, remap_vla_decls): New functions.
15308 (convert_nonlocal_reference_stmt): If not optimizing, call
15309 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15310 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15311 if it wasn't found in var_map.
15312 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15313 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15314 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15316 * gimplify.c (nonlocal_vlas): New variable.
15317 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15319 (gimplify_body): Create and destroy nonlocal_vlas.
15321 * dwarf2out.c (loc_descr_plus_const): New function.
15322 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15323 mem_loc_descriptor, loc_descriptor_from_tree_1,
15324 descr_info_loc, gen_variable_die): Use it.
15326 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15327 !TREE_STATIC VAR_DECLs.
15328 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15329 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15330 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15331 DECL_BY_REFERENCE is valid.
15332 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15333 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15334 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15335 Copy DECL_BY_REFERENCE.
15336 (struct nesting_copy_body_data): New type.
15337 (nesting_copy_decl): New function.
15338 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15339 if they have variable length.
15341 2009-04-26 Michael Matz <matz@suse.de>
15343 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15344 mark new temporaries for renaming.
15346 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15349 * c-decl.c (global_bindings_p): Return negative value.
15350 (c_variable_size): New. Based on variable_size from
15352 (grokdeclarator): Call c_variable_size not variable_size.
15354 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15356 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15358 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15360 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15361 Redefine it to just use mingw/include.
15362 (ASM_SPEC): Rules for -m32 and -m64.
15363 (LINK_SPEC): Use Likewise.
15364 (SPEC_32): New define.
15365 (SPEC_64): Likewise.
15366 (SUB_LINK_SPEC): Likewise.
15367 (MULTILIB_DEFAULTS): New define.
15368 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15369 Add multilib options.
15370 (MULTILIB_DIRNAMES): Likewise.
15371 (MULTILIB_OSDIRNAMES): Likewise.
15372 (LIBGCC): Likewise.
15373 (INSTALL_LIBGCC): Likewise.
15375 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15378 * c-tree.h (enum c_inline_static_type): New.
15379 (record_inline_static): Declare.
15380 * c-decl.c (struct c_inline_static, c_inline_statics,
15381 record_inline_static, check_inline_statics): New.
15382 (pop_file_scope): Call check_inline_statics.
15383 (start_decl): Call record_inline_static instead of pedwarning
15384 directly for static in inline function.
15385 * c-typeck.c (build_external_ref): Call record_inline_static
15386 instead of pedwarning directly for static referenced in inline
15389 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15391 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15392 not new but only being rescanned.
15393 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15394 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15395 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15396 record_set_info, compute_set, grealloc): Remove.
15397 (recompute_all_luids): New function.
15398 (gcse_main): Don't compute sets, and don't do related memory
15399 allocations/free-ing. If something changed before the end of the
15400 pass, update LUIDs using recompute_all_luids.
15401 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15402 (free_gcse_mem): Don't free it either.
15403 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15404 Use the df insn LUIDs.
15405 (load_killed_in_block): Likewise.
15406 (compute_hash_table_work): Don't compute reg_set_in_block.
15407 (compute_transp): Use DF_REG_DEF_CHAINs.
15408 (local_cprop_pass): Don't use compute_sets and related functions.
15409 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15410 Use get_max_uid() instead of max_cuid.
15411 (insert_insn_end_basic_block, pre_insert_copy_insn,
15412 update_ld_motion_stores): Don't try to
15413 keep reg_set tables up to date.
15414 (pre_insert_copies): Use df insn LUIDs.
15415 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15416 (reg_set_info): Don't use extra bitmap argument.
15417 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15418 information to compute regs_set_in_block.
15419 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15420 (bypass_jumps): Don't use compute_sets and friends.
15422 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15425 * opts.c (undocumented_msg): Do not leave blank even with
15428 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15430 * c-decl.c (build_enumerator): Allow values folding to integer
15431 constants but not integer constant expressions with a pedwarn if
15434 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15437 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15438 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15439 type is an integer constant.
15441 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15444 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15447 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15450 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15451 with variably modified return type and no storage class
15452 specifiers, except for the case of nested functions. Distinguish
15453 extern declarations of functions with variably modified return
15454 types from those of objects with variably modified types.
15456 2009-04-25 Jan Hubicka <jh@suse.cz>
15458 * tree.c (list_equal_p): New function.
15459 * tree.h (list_equal_p): Declare.
15460 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15461 basic_block_def, basic_block, const_basic_block): New.
15462 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15463 (redirect_eh_edge): New function.
15464 (make_eh_edge_update_phi): EH edges are not abnormal.
15465 * except.c: Include tree-flow.h.
15466 (list_match): New function.
15467 (eh_region_replaceable_by_p): New function.
15468 (replace_region): New function.
15469 (hash_type_list): New function.
15470 (hash_eh_region): New function.
15471 (eh_regions_equal_p): New function.
15472 (merge_peers): New function.
15473 (remove_unreachable_regions): Verify EH tree when checking;
15475 (copy_eh_region_1): New function.
15476 (copy_eh_region): New function.
15477 (push_reachable_handler): New function.
15478 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15479 regions without label but with live RESX.
15480 * except.h (redirect_eh_edge_to_label): New.
15481 * tree-flow.h (redirect_eh_edge): New.
15482 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15483 basic_block_def, basic_block, const_basic_block): Remove.
15484 * Makefile.in (except.o): Add dependency on tree-flow.h
15485 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15486 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15489 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15492 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15493 on the destination of memcpy.
15495 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15497 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15498 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15499 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15501 2009-04-25 Jan Hubicka <jh@suse.cz>
15503 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15504 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15505 to be reached by different label than left.
15506 (update_eh_edges): Update comment; remove edge_to_remove if possible
15507 and return true if suceeded.
15508 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15509 (cleanup_eh): Compute sharing map.
15510 * except.c (remove_eh_handler_and_replace): Add argument if we should
15512 (remove_unreachable_regions): Update for label sharing.
15513 (label_to_region_map): Likewise.
15514 (get_next_region_sharing_label): New function.
15515 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15517 (remove_eh_handler): Update.
15518 (remove_eh_region_and_replace_by_outer_of): New function.
15519 * except.h (struct eh_region): Add next_region_sharing_label.
15520 (remove_eh_region_and_replace_by_outer_of,
15521 get_next_region_sharing_label): Declare.
15522 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15524 2009-04-25 Jan Hubicka <jh@suse.cz>
15526 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15527 insert code even if they are not critical.
15529 2009-04-25 Jan Hubicka <jh@suse.cz>
15531 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15532 (gimple_can_remove_branch_p): EH edges won't remove branch by
15534 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15535 updating of non-abnormal EH edges.
15536 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15537 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15538 (split_critical_edges): Split also edges where emitting code on them
15539 will lead to splitting later.
15541 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15542 H.J. Lu <hongjiu.lu@intel.com>
15545 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15546 the configured assembler supports fildq and fistpq mnemonics.
15547 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15548 * configure: Regenerated.
15549 * config.in: Ditto.
15551 * config/i386/i386.c (print_operand): Handle 'Z'.
15552 ['z']: Remove handling of special fild/fist suffixes.
15553 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15554 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15555 suffix of fild insn.
15556 (*floatsi<mode>2_vector_mixed): Ditto.
15557 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15558 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15559 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15560 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15561 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15563 2009-04-25 Ben Elliston <bje@au.ibm.com>
15565 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15566 the source of a set operation.
15568 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15570 * target.h (struct gcc_target): Add case_values_threshold field.
15571 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15572 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15573 * targhooks.c (default_case_values_threshold): New function.
15574 * targhooks.h (default_case_values_threshold): Declare function.
15575 * stmt.c (expand_case): Use case_values_threshold target hook.
15576 * expr.h (case_values_threshold): Remove declartation.
15577 * expr.c (case_values_threshold): Remove function.
15578 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15580 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15581 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15582 (avr_case_values_threshold): Declare as static.
15583 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15585 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15586 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15587 (mn10300_case_values_threshold): New function.
15589 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15591 * ira.c (setup_cover_and_important_classes): Add enum cast.
15593 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15595 * genpreds.c (write_enum_constraint_num): Output definition of
15596 CONSTRAINT_NUM_DEFINED_P macro.
15597 * ira.c (setup_cover_and_important_classes): Use
15598 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15600 2009-04-24 DJ Delorie <dj@redhat.com>
15602 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15603 __SH2A_SINGLE_ONLY__ also.
15605 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15607 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15608 (movdf_internal): Ditto.
15609 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15610 SFmode and DFmode constants.
15611 (ia64_print_operand): Add 'G' format for printing
15612 floating point constants.
15614 2009-04-24 Richard Guenther <rguenther@suse.de>
15616 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15617 from unsigned additions.
15619 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15621 * c-typeck.c (set_init_index): Allow array designators that are
15622 not integer constant expressions with a pedwarn if pedantic.
15624 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15626 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15627 zero if no overlap in nonzero bits between the operands.
15629 2009-04-24 Ian Lance Taylor <iant@google.com>
15631 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15632 (record_dead_and_set_regs): Likewise.
15633 * df.h (struct df_mw_hardreg): Change flags field to int.
15634 (struct df_base_ref): Likewise.
15635 (struct df): Change changeable_flags field to int.
15636 * df-scan.c (df_defs_record): Change clobber_flags to int.
15637 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15638 constants rather than #define macros.
15639 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15640 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15641 (enum dwarf_calling_convention): Likewise.
15642 (enum dwarf_line_number_x_ops): Likewise.
15643 (enum dwarf_call_frame_info): Likewise.
15644 (enum dwarf_source_language): Likewise.
15645 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15646 (add_calling_convention_attribute): Likewise.
15647 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15648 (combine_comparisons): Change compcode to int. Add cast to enum type.
15649 * genrecog.c (maybe_both_true_2): Change c to int.
15650 (write_switch): Likewise. Add cast to enum type.
15651 * gimplify.c (gimplify_omp_for): Handle return values from
15652 gimplify_expr using MIN rather than bitwise or.
15653 (gimplify_expr): Add cast to enum type.
15654 * ipa-prop.c (update_jump_functions_after_inlining): Change
15655 IPA_BOTTOM to IPA_JF_UNKNOWN.
15656 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15657 Add casts to enum type.
15658 (setup_cover_and_important_classes): Change cl to int. Add casts
15660 (setup_class_translate): Change cl and mode to int.
15661 (ira_init_once): Change mode to int.
15662 (free_register_move_costs): Likewise.
15663 (setup_prohibited_mode_move_regs): Add casts to enum type.
15664 * langhooks.c (add_builtin_function_common): Rework assertion that
15665 value fits bitfield.
15666 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15667 * omega.c (omega_do_elimination): Avoid math on enum types.
15668 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15669 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15670 int local to handle integral_argment value.
15671 * regmove.c (try_auto_increment): Change PUT_MODE to
15673 * reload.c (push_secondary_reload): Add casts to enum type.
15674 (secondary_reload_class, find_valid_class): Likewise.
15675 * reload1.c (emit_input_reload_insns): Likewise.
15676 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15677 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15678 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15680 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15681 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15683 (expand_complex_libcall): Add casts to enum type.
15684 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15685 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15686 with ERROR_MARK, not NUM_TREE_CODES.
15687 (vect_create_epilog_for_reduction): Likewise.
15688 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15689 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15690 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15692 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15693 vect_unused_in_loop. Change 0 to loop_vect.
15694 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15695 * var-tracking.c (get_init_value): Change return type to enum
15697 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15698 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15700 (arm_override_options): Add casts to enum type.
15701 (arm_emit_tls_decoration): Likewise.
15702 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15704 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15705 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15706 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15708 * config/s390/s390.c (code_for_builtin_64): Change to array of
15710 (code_for_builtin_31): Likewise.
15711 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15713 * config/sparc/sparc.c (sparc_override_options): Change value
15714 field in struct code_model to enum cmodel. In initializer change
15715 0 to NULL and add cast to enum type.
15717 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15718 Change all callers. Issue a -Wc++-compat warning using
15719 lhs_origtype if necessary.
15720 (convert_for_assignment): Issue -Wc++-compat warnings about
15721 invalid conversions to enum type on assignment.
15722 * c-common.h (build_modify_expr): Update declaration.
15724 2009-04-24 Nick Clifton <nickc@redhat.com>
15726 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15727 (function_arg_advance): Likewise.
15728 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15731 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15733 * config/s390/constraints.md ('I', 'J'): Fix condition.
15735 2009-04-24 Diego Novillo <dnovillo@google.com>
15737 * gengtype-parse.c (parse_error): Add newline after message.
15739 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15741 * config/i386/sse.md (avxmodesuffixs): Removed.
15742 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15743 (*avx_pinsr<ssevecsize>): This.
15745 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15747 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15748 follow chains of regs with a single definition, and allow expressions
15749 that are function_invariant_p.
15750 (simple_rhs_p): Allow expressions that are function_invariant_p.
15752 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15754 PR middle-end/39867
15755 * fold-const.c (fold_cond_expr_with_comparison): When folding
15756 > and >= to MAX, make sure the MAX uses the same type as the
15757 comparison's operands.
15759 2009-04-24 Nick Clifton <nickc@redhat.com>
15761 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15762 addressing for DImode accesses.
15763 (frv_print_operand_address): Handle PLUS case.
15764 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15766 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15768 PR rtl-optimization/39794
15769 * alias.c (canon_true_dependence): Add x_addr argument.
15770 * rtl.h (canon_true_dependence): Adjust prototype.
15771 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15772 * cselib.c (cselib_invalidate_mem): Likewise.
15773 * gcse.c (compute_transp): Likewise.
15774 * dse.c (scan_reads_nospill): Likewise.
15775 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15776 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15777 canon_base_addr of the group, plus optional offset.
15778 (struct group_info): Rename canon_base_mem to
15780 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15781 canon_rtx of base_mem.
15783 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15785 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15786 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15788 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15790 * config/spu/spu-builtins.h: Delete file.
15792 * config/spu/spu.h (enum spu_builtin_type): Move here from
15794 (struct spu_builtin_description): Likewise. Add GTY marker.
15795 Do not use enum spu_function_code or enum insn_code.
15796 (spu_builtins): Add extern declaration.
15798 * config/spu/spu.c: Do not include "spu-builtins.h".
15799 (enum spu_function_code, enum spu_builtin_type_index,
15800 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15801 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15802 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15803 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15804 (spu_builtin_types): Make static. Add GTY marker.
15805 (spu_builtins): Add extern declaration with GTY marker.
15806 Include "gt-spu.h".
15808 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15809 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15810 Check programmatically whether all parameters are scalar.
15812 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15814 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15816 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15817 assignment from the constructor either if the target is volatile.
15819 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15821 * config/arm/arm.md (insv): Do not share operands[0].
15823 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15825 * config/vxlib-tls.c (active_tls_threads): Delete.
15826 (delete_hook_installed): New.
15827 (tls_delete_hook): Don't delete the delete hook.
15828 (tls_destructor): Delete it here.
15829 (__gthread_set_specific): Adjust installing the delete hook.
15830 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15831 __gthread_leave_tsd_dtor_context.
15833 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15835 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15837 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15839 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15841 (alpha_rtx_costs): Ditto.
15842 (emit_unlikely_jump): Use add_reg_note.
15843 (emit_frame_store_1): Ditto.
15844 (alpha_expand_prologue): Ditto.
15845 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15846 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15848 2009-04-23 Nick Clifton <nickc@redhat.com>
15850 * config/v850/v850.md (epilogue): Remove suppressed code.
15851 (return): Rename to return_simple and remove test of frame size.
15852 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15853 to gen_return_simple.
15855 2009-04-22 Jing Yu <jingyu@google.com>
15858 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15860 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15863 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15864 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15865 value is a VECTOR_CST, the element type is the element type of the
15868 2009-04-22 DJ Delorie <dj@redhat.com>
15870 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15872 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15874 * alias.c (find_base_term): Move around LO_SUM case, so that
15875 CONST falls through into PLUS/MINUS handling.
15878 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15879 into 0, use omit_one_operand.
15881 2009-04-23 Ben Elliston <bje@au.ibm.com>
15883 * config/rs6000/linux-unwind.h (get_regs): Remove type
15884 puns. Change the type of `pc' to an array of unsigned ints and
15885 update all users. Constify frame24.
15887 2009-04-22 DJ Delorie <dj@redhat.com>
15889 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15890 declarations before code.
15891 (current_function_special_page_vector): Likewise.
15892 (m32c_expand_insv): Silence a warning.
15894 2009-04-21 Taras Glek <tglek@mozilla.com>
15896 * alias.c: Update GTY annotations to new syntax.
15897 * basic-block.h: Likewise.
15898 * bitmap.h: Likewise.
15899 * c-common.h: Likewise.
15900 * c-decl.c: Likewise.
15901 * c-parser.c: Likewise.
15902 * c-pragma.c: Likewise.
15903 * c-tree.h: Likewise.
15904 * cfgloop.h: Likewise.
15905 * cgraph.h: Likewise.
15906 * config/alpha/alpha.c: Likewise.
15907 * config/arm/arm.h: Likewise.
15908 * config/avr/avr.h: Likewise.
15909 * config/bfin/bfin.c: Likewise.
15910 * config/cris/cris.c: Likewise.
15911 * config/darwin.c: Likewise.
15912 * config/frv/frv.c: Likewise.
15913 * config/i386/i386.c: Likewise.
15914 * config/i386/i386.h: Likewise.
15915 * config/i386/winnt.c: Likewise.
15916 * config/ia64/ia64.h: Likewise.
15917 * config/iq2000/iq2000.c: Likewise.
15918 * config/mips/mips.c: Likewise.
15919 * config/mmix/mmix.h: Likewise.
15920 * config/pa/pa.c: Likewise.
15921 * config/pa/pa.h: Likewise.
15922 * config/rs6000/rs6000.c: Likewise.
15923 * config/s390/s390.c: Likewise.
15924 * config/sparc/sparc.c: Likewise.
15925 * config/xtensa/xtensa.c: Likewise.
15926 * cselib.h: Likewise.
15927 * dbxout.c: Likewise.
15928 * dwarf2out.c: Likewise.
15929 * except.c: Likewise.
15930 * except.h: Likewise.
15931 * fixed-value.h: Likewise.
15932 * function.c: Likewise.
15933 * function.h: Likewise.
15934 * gimple.h: Likewise.
15935 * integrate.c: Likewise.
15936 * optabs.c: Likewise.
15937 * output.h: Likewise.
15938 * real.h: Likewise.
15940 * stringpool.c: Likewise.
15941 * tree-data-ref.c: Likewise.
15942 * tree-flow.h: Likewise.
15943 * tree-scalar-evolution.c: Likewise.
15944 * tree-ssa-address.c: Likewise.
15945 * tree-ssa-alias.h: Likewise.
15946 * tree-ssa-operands.h: Likewise.
15947 * tree.c: Likewise.
15948 * tree.h: Likewise.
15949 * varasm.c: Likewise.
15950 * varray.h: Likewise.
15952 * coretypes.h: Do not define GTY macro if it is already defined.
15953 * doc/gty.texi: Update GTY documentation to new syntax.
15954 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15955 annotations on structs.
15956 * gengtype-parse.c: Likewise.
15958 2009-04-22 Mark Heffernan <meheff@google.com>
15960 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15962 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15964 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15967 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15969 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15970 the same as a PLUS without a shift. Increase the cost of a
15973 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15975 * Makefile.in: Update dependencies.
15976 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15977 * errors.h: Remove bogus comment about compatibility.
15978 (warning): Update declaration.
15979 * genautomata.c: Update all calls to warning.
15980 * gimple.c: Do not include errors.h. Include toplev.h.
15981 * tree-ssa-structalias.c: Do not include errors.h.
15982 * omega.c: Likewise.
15983 * tree-ssa-reassoc.c: Likewise.
15984 * config/spu/spu-c.c: Likewise.
15985 * config/spu/t-spu-elf: Update dependencies.
15987 2009-04-22 Richard Guenther <rguenther@suse.de>
15989 PR tree-optimization/39824
15990 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15991 make sure the types are compatible.
15993 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15996 * c-common.c (c_parse_error): Take a token_flags parameter.
15997 Use token_type for the token type instead.
15998 Pass token_flags to cpp_type2name.
15999 * c-common.h (c_parse_error): Update declaration.
16000 * c-parser.c (c_parser_error): Pass 0 as token flags.
16002 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16004 PR rtl-optimization/39580
16005 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16007 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16009 * function.c (expand_function_end): Do not emit a jump to the "naked"
16010 return label for fall-through returns.
16011 * except.c (sjlj_emit_function_exit): Always place the call to the
16012 unregister function at the location installed by expand_function_end.
16014 2009-04-22 Richard Guenther <rguenther@suse.de>
16016 PR tree-optimization/39845
16017 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16018 (gen_inbound_check): Likewise.
16020 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16022 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16024 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16025 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16027 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16029 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16030 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16031 shift counts to avoid out-of-bounds array accesses.
16033 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16035 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16036 (Pmode): Move above.
16038 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16040 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16041 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16042 GET_CODE macro. Use IN_RANGE macro where appropriate.
16043 * config/alpha/alpha.h: Ditto.
16044 * config/alpha/alpha.md: Ditto.
16045 * config/alpha/constraints.md: Ditto.
16046 * config/alpha/predicates.md: Ditto.
16048 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16050 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16051 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16052 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16053 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16054 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16055 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16056 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16057 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16058 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16059 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16060 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16061 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16062 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16063 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16064 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16065 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16066 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16067 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16068 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16069 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16070 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16071 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16072 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16073 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16074 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16075 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16076 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16078 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16080 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16081 references from comments.
16082 * cfgbuild.c: (count_basic_blocks): Delete.
16083 (find_basic_blocks_1): Delete.
16084 (find_basic_blocks): Delete.
16085 * except.c (finish_eh_generation): Make static. Move comment from
16086 except.h here. Remove find_basic_blocks references from comments.
16087 * except.h (finish_eh_generation): Delete.
16088 * basic-block.h (find_basic_blocks): Delete.
16089 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16091 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16093 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16094 (sdbout_parms): Likewise.
16096 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16098 * config/sh/sh.c (prepare_cbranch_operands): Use
16099 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16100 (expand_cbranchdi4): Likewise.
16101 (from_compare): Add cast to enum type.
16102 (expand_cbranchsi4): Use add_reg_note.
16103 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16104 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16105 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16106 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16107 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16108 instead of CODE_FOR_nothing.
16109 (cbranchdi4): Likewise. Fix the order of arguments for
16111 (push_fpscr): Use add_reg_note.
16112 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16113 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16115 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16117 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16118 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16119 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16120 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16121 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16122 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16123 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16124 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16125 config/alpha/x-vms, config/arc/t-arc,
16126 config/arm/README-interworking, config/arm/arm-c.c,
16127 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16128 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16129 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16130 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16131 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16132 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16133 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16134 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16135 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16136 config/cris/t-elfmulti, config/crx/t-crx,
16137 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16138 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16139 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16140 config/h8300/t-h8300, config/i386/athlon.md,
16141 config/i386/darwin-libgcc.10.4.ver,
16142 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16143 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16144 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16145 config/i386/t-linux64, config/i386/t-nwld,
16146 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16147 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16148 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16149 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16150 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16151 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16152 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16153 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16154 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16155 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16156 config/m68k/t-uclinux, config/mcore/t-mcore,
16157 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16158 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16159 config/mips/crtn.asm, config/mips/irix-crti.asm,
16160 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16161 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16162 config/mips/mips-fixed.md, config/mips/sb1.md,
16163 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16164 config/mips/t-iris6, config/mips/t-isa3264,
16165 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16166 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16167 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16168 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16169 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16170 config/mn10300/t-linux, config/mn10300/t-mn10300,
16171 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16172 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16173 config/picochip/libgccExtras/clzsi2.asm,
16174 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16175 config/rs6000/darwin-libgcc.10.4.ver,
16176 config/rs6000/darwin-libgcc.10.5.ver,
16177 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16178 config/rs6000/t-aix43, config/rs6000/t-aix52,
16179 config/rs6000/t-darwin, config/rs6000/t-fprules,
16180 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16181 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16182 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16183 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16184 config/rs6000/t-rtems, config/rs6000/t-spe,
16185 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16186 config/score/t-score-elf, config/sh/divcost-analysis,
16187 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16188 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16189 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16190 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16191 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16192 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16193 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16194 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16195 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16196 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16197 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16198 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16199 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16200 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16201 * config/h8300/genmova.sh: Include copyright and license notices
16202 in generated output.
16203 * config/h8300/mova.md: Regenerate.
16204 * doc/install.texi2html: Include word "Copyright" in copyright
16205 notice and use name "Free Software Foundation, Inc.".
16206 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16207 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16208 ChangeLog-2007, ChangeLog-2008: Correct dates.
16210 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16212 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16213 NE_EXPR operations as well.
16214 * c-parser.c (c_parser_condition): Do not set location information on
16216 (c_parser_conditional_expression): Likewise.
16217 (c_parser_binary_expression): Set location information on operators.
16218 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16219 TRUTH_NOT_EXPR has been folded.
16220 * fold-const.c (fold_truth_not_expr): Copy location information from
16221 the incoming expression to the outgoing one.
16222 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16223 recursive calls on the LHS of the operator but pass that of the
16224 operator to recursive calls on the RHS of the operator. Set it
16226 (shortcut_cond_expr): Set the locus of the operator on the second
16227 COND_EXPR and that of the expression on the first in degenerate cases.
16228 Pass the locus of the expression to calls to shortcut_cond_r.
16229 Set the locus of the 'then' block on the associated jump, if any.
16230 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16231 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16232 expression to call to gimplify_boolean_expr.
16234 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16236 * config.gcc: Add additional configuration for
16237 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16238 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16239 (CPP_SPEC): Redefine for allowing -municode option.
16240 (STARTFILE_SPEC): Likewise.
16241 * config/i386/t-mingw-w64: New.
16242 * config/i386/mingw-w64.opt: New.
16243 (municode): Add new target option.
16244 * doc/invoke.texi (municode): Add documentation for new option.
16246 2009-04-21 Ian Lance Taylor <iant@google.com>
16248 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16249 Correct test for number of arguments.
16250 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16252 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16254 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16255 argument of emit_library_call.
16257 2009-04-21 Richard Guenther <rguenther@suse.de>
16259 PR middle-end/39829
16260 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16261 inside VIEW_CONVERT_EXPRs.
16263 2009-04-21 Martin Jambor <mjambor@suse.cz>
16265 * tree-switch-conversion.c (build_constructors): Split a long line.
16266 (constructor_contains_same_values_p): New function.
16267 (build_one_array): Create assigns of constants if possible, do not
16268 call mark_sym_for_renaming, call update_stmt.
16269 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16270 make_rename_temp. Do not call mark_symbols_for_renaming, call
16272 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16273 find_new_referenced_vars, call update_stmt.
16274 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16275 instead of calling make_rename_temp. Do not call
16276 find_new_referenced_vars or mark_symbols_for_renaming, call
16279 2009-04-21 Richard Guenther <rguenther@suse.de>
16281 PR tree-optimization/39827
16282 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16283 (tree_ssa_phiprop): Pass the correct array size.
16285 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16287 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16289 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16292 * c-typeck.c (lvalue_p): Move declaration ...
16293 * c-common.h (lvalue_p): ... to here.
16294 * c-common.c (candidate_equal_p): New.
16295 (add_tlist): Use it.
16296 (merge_tlist): Use it.
16297 (warn_for_collisions_1): Likewise.
16298 (warning_candidate_p): Accept more candidates.
16299 (verify_tree): A warning candidate can be an expression. Use
16302 2009-04-21 Ben Elliston <bje@au.ibm.com>
16305 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16306 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16307 options. Remove -mcall-solaris documentation.
16309 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16312 * doc/invoke.texi (-Wlong-long): Update description.
16313 * c-lex (interpret_integer): Only warn if there was no previous
16314 overflow and -Wlong-long is enabled.
16315 * c-decl.c (declspecs_add_type): Drop redundant flags.
16316 * c.opt (Wlong-long): Init to -1.
16317 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16318 and front-end warn_long_long. Wlong-long only depends on other
16319 flags if it is uninitialized.
16320 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16321 the same for CPP and FE.
16322 (restore_extension_diagnostics): Likewise.
16324 2009-04-20 Ian Lance Taylor <iant@google.com>
16326 Fix enum conversions which are invalid in C++:
16327 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16328 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16329 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16330 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16331 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16332 (dbxout_parms): Likewise.
16333 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16334 (df_clear_flags): Likewise.
16335 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16336 top_flag parameter to int.
16337 (df_chain_create_bb_process_use): Likewise.
16338 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16340 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16341 (df_ref_create_structure, df_def_record_1): Likewise.
16342 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16343 (df_notes_rescan): Change 0 to VOIDmode in function call.
16344 (df_get_call_refs, df_insn_refs_collect): Likewise.
16345 (df_bb_regs_collect): Likewise.
16346 (df_entry_block_defs_collect): Likewise.
16347 (df_exit_block_uses_collect): Likewise.
16348 * df.h: Update declarations.
16349 * double-int.c (double_int_divmod): Add cast to enum type.
16350 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16351 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16352 (based_loc_descr): Likewise.
16353 (loc_descriptor_from_tree_1): Change first_op and second_op to
16354 enum dwarf_location_atom. Add cast to enum type.
16355 * expmed.c (init_expmed): Change 0 to SET in function call.
16356 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16357 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16358 (do_store_flag): Likewise.
16359 * fixed-value.h (struct fixed_value): Change mode to enum
16361 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16362 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16364 (insert_insn_decl, insert_decl, insert_state): Likewise.
16365 (automata_list_finish): Likewise.
16366 * genrecog.c (process_define_predicate): Add cast to enum type.
16367 * gensupport.c (init_predicate_table): Add cast to enum type.
16368 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16370 (gimple_build_call_1, gimple_build_label): Likewise.
16371 (gimple_build_goto, gimple_build_asm_1): Likewise.
16372 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16373 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16374 (enum fallback): Rename from enum fallback_t.
16375 (fallback_t): Typedef as int.
16376 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16377 GSI_SAME_STMT in function call.
16378 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16380 (setup_reg_class_relations): Likewise.
16381 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16382 (setup_prohibited_class_mode_regs): Add cast to enum type.
16383 (setup_prohibited_mode_move_regs): Likewise.
16384 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16385 (record_address_regs): Change i to enum reg_class.
16386 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16387 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16388 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16389 (GET_MODE_2XWIDER_MODE): Likewise.
16390 (GET_CLASS_NARROWEST_MODE): Likewise.
16391 * omp-low.c (expand_omp_for): Add cast to enum type.
16392 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16393 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16394 * postreload.c (reload_cse_simplify_operands): Change rclass local
16396 * predict.c (combine_predictions_for_insn): Change best_predictor
16397 and predictor to enum br_predictor.
16398 (combine_predictions_for_bb): Likewise.
16399 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16400 use SET_PREDICT_EXPR_OUTCOME.
16401 * real.c (real_arithmetic): Change icode to code in function call.
16402 * reginfo.c (init_move_cost): Add casts to enum type.
16403 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16404 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16406 * reload.c (find_valid_class): Add casts to enum type.
16407 (push_reload): Change 0 to NO_REGS in function call.
16408 (find_reloads): Change this_alternative to array of enum
16409 reg_class. Remove some now-unnecessary casts.
16410 (make_memloc): Change 0 to VOIDmode in function call.
16411 * reload1.c (reload): Change 0 to VOIDmode in function call.
16412 (eliminate_regs_1, elimination_effects): Likewise.
16413 (eliminate_regs_in_insn): Likewise.
16414 (emit_input_reload_insns): Add cast to enum type.
16415 (delete_output_reload): Change 0 to VOIDmode in function call.
16416 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16417 to enum type in function call.
16418 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16419 (SET_PREDICT_EXPR_OUTCOME): Define.
16420 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16421 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16422 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16423 (dump_function): Likewise.
16424 * tree-dump.h: Update declarations.
16425 * tree-pass.h: Update declarations.
16426 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16427 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16429 (arm_rtx_costs_1): Correct parenthesization.
16430 (arm_rtx_costs): Add casts to enum type.
16431 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16432 (vfp_emit_fstmd): Use add_rg_note.
16433 (emit_multi_reg_push, emit_sfm): Likewise.
16434 (thumb_set_frame_pointer): Likewise.
16435 (arm_expand_prologue): Likewise.
16436 (arm_regno_class): Change return type to enum reg_class.
16437 (thumb1_expand_prologue): Use add_reg_note.
16438 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16439 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16441 * config/arm/gentune.sh: Add cast to enum type.
16442 * config/arm/arm-tune.md: Rebuild.
16443 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16444 (ix86_split_fp_branch, predict_jump): Likewise.
16445 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16446 insn_code to enum rtx_code.
16447 (ix86_builtin_vectorized_function): Add cast to enum type.
16448 * config/i386/i386.md (truncdfsf2): Change slot to enum
16450 (truncxf<mode>2, isinf<mode>2): Likewise.
16451 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16453 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16454 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16455 (insert_bundle_state): Change 1 to INSERT in function call.
16456 (ia64_add_bundle_selector_before): Likewise.
16457 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16458 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16459 (restore_stack_nonlocal): Likewise.
16460 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16462 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16464 (mips_rtx_costs): Likewise.
16465 (mips_override_options): Add casts to enum type.
16466 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16468 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16469 (store_reg, set_reg_plus_d): Likewise.
16470 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16471 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16473 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16475 (emit_unlikely_jump): Use add_reg_note.
16476 (rs6000_emit_allocate_stack): Likewise.
16477 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16478 (output_toc): Change 1 to INSERT in function call.
16479 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16480 (rs6000_initialize_trampoline): Likewise.
16481 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16483 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16484 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16485 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16486 (save_gprs): Use add_reg_note.
16487 (s390_emit_prologue): Likewise.
16488 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16489 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16490 (sparc_fold_builtin): Add cast to enum type.
16491 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16493 (spu_expand_prologue): Use add_reg_note.
16494 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16496 2009-04-20 Ian Lance Taylor <iant@google.com>
16498 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16499 (c_parser_postfix_expression_after_primary): Get VEC for list of
16500 arguments. Get original types of arguments. Call
16501 build_function_call_vec.
16502 (cached_expr_list_1, cached_expr_list_2): New static variables.
16503 (c_parser_expr_list): Change return type to VEC *. Add
16504 p_orig_types parameter. Change all callers.
16505 (c_parser_release_expr): New static function.
16506 (c_parser_vec_to_tree_list): New static function.
16507 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16508 call build_function_call_vec.
16509 (build_function_call_vec): New function, based on old
16510 build_function_call.
16511 (convert_arguments): Remove nargs and argarray parameters. Change
16512 values to a VEC. Add origtypes parameter.
16513 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16514 (convert_for_assignment): Add origtype parameter. Change all
16515 callers. If warn_cxx_compat, check for conversion to an enum
16516 type when calling a function.
16517 (store_init_value): Add origtype parameter. Change all callers.
16518 (digest_init): Likewise.
16519 (struct init_node): Add origtype field.
16520 (add_pending_init): Add origtype parameter. Change all callers.
16521 (output_init_element): Likewise.
16522 (output_pending_init_elements): Pass origtype from init_node to
16523 output_init_element.
16524 (process_init_element): Pass origtype from c_expr to
16525 output_init_element.
16526 (c_finish_return): Add origtype parameter. Change all callers.
16527 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16529 (sync_resolve_params): Likewise.
16530 (sync_resolve_return): Change params to first_param. Change caller.
16531 (resolve_overloaded_builtins): Change params to VEC *. Change
16532 callers. Save first parameter around call to build_function_call_vec.
16533 * c-decl.c (finish_decl): Add origtype parameter. Change all
16534 callers. Call build_function_call_vec rather than
16535 build_function_call for cleanup.
16536 * c-tree.h: Update declarations.
16537 * c-common.h: Update declarations.
16538 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16539 params to first_param.
16540 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16541 params parameter from tree to void *.
16542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16543 Change arglist parameter to have type void *, and to be a pointer
16545 * config/rs6000/rs6000-protos.h
16546 (altivec_resolve_overloaded_builtin): Update declaration.
16547 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16548 fnargs parameter to have type void *, and to be a pointer to a
16549 VEC. Call build_function_call_vec instead of
16550 build_function_call.
16551 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16553 2009-04-20 Joey Ye <joey.ye@intel.com>
16554 Xuepeng Guo <xuepeng.guo@intel.com>
16555 H.J. Lu <hongjiu.lu@intel.com>
16557 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16559 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16560 (IX86_LEA_PRIORITY): Likewise.
16561 (distance_non_agu_define): New function.
16562 (distance_agu_use): Likewise.
16563 (ix86_lea_for_add_ok): Likewise.
16564 (ix86_dep_by_shift_count): Likewise.
16566 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16567 should split for LEA.
16569 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16571 (ix86_dep_by_shift_count): Likewise.
16573 2009-04-20 Richard Guenther <rguenther@suse.de>
16575 * expr.c (handled_component_p): Move ...
16576 * tree.h (handled_component_p): ... here.
16577 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16578 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16579 and REALPART_EXPR to be in one group.
16581 2009-04-20 Richard Guenther <rguenther@suse.de>
16583 * basic-block.h (get_all_dominated_blocks): Declare.
16584 * dominance.c (get_all_dominated_blocks): New function.
16585 * tree-cfg.c (get_all_dominated_blocks): Remove.
16586 (remove_edge_and_dominated_blocks): Adjust.
16587 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16588 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16589 instead of recursing.
16591 2009-04-20 Doug Kwan <dougkwan@google.com>
16593 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16594 (struct cgraph_node_set_def): New type.
16595 (cgraph_node_set) New type. Also declare vector functions.
16596 (struct cgraph_node_set_element_def): New type.
16597 (cgraph_node_set_element): Ditto.
16598 (cgraph_node_set_iterator): New iterator type.
16599 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16600 cgraph_node_set_remove, dump_cgraph_node_set,
16601 debug_cgraph_node_set): New prototypes.
16602 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16603 cgraph_node_set_size): New inlines.
16604 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16605 including cgraph.h.
16606 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16607 argument to function 'write_summary'.
16608 * ipa.c: Include ggc.h.
16609 (hash_cgraph_node_set_element,
16610 eq_cgraph_node_set_element, cgraph_node_set_new,
16611 cgraph_node_set_add, cgraph_node_set_remove,
16612 cgraph_node_set_find, dump_cgraph_node_set,
16613 debug_cgraph_node_set): New functions.
16614 * Makefile.in (ipa.o): Add dependency on GGC_H.
16616 2009-04-20 Ira Rosen <irar@il.ibm.com>
16618 PR tree-optimization/39675
16619 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16620 check of the return code of vect_schedule_slp. Check that
16621 stmt_vec_info still exists for the statement, before checking its
16622 vectorization type.
16624 2009-04-20 Michael Matz <matz@suse.de>
16626 * Makefile.in (generated_files): Take out $(simple_generated_c).
16628 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16630 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16631 (UINTPTR_TYPE): Likewise.
16633 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16636 * c-typeck.c (digest_init): Check for initializing an array with a
16639 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16642 * c-semantics.c (pop_stmt_list): Propagate
16643 STATEMENT_LIST_HAS_LABEL to parent statement list.
16645 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16647 * config/mips/mips.h (mips_tune_attr): New macro.
16648 * config/mips/mips.md (cpu): Use it.
16650 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16653 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16656 2009-04-19 Diego Novillo <dnovillo@google.com>
16658 * toplev.c (compile_file): Move call to coverage_finish ...
16659 * cgraphunit.c (ipa_passes): ... here.
16660 Call cgraph_process_new_functions.
16661 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16662 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16664 2009-04-19 Jan Hubicka <jh@suse.cz>
16666 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16668 (dump_cgraph_node): Dump can throw external flag.
16669 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16671 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16675 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16676 * common.opt (Wlogical-op): Move from here...
16677 * c.opt (Wlogical-op): ... to here.
16678 * c-typeck.c (parser_build_binary_op): Update call to
16679 warn_logical_operator.
16680 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16682 * c-common.c (warn_logical_op): Update.
16683 * c-common.h (warn_logical_op): Update declaration.
16685 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16687 * tree.c (protected_set_expr_location): Fix formatting.
16689 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16692 * c-typeck.c (readonly_warning): new.
16693 (build_unary_op, build_modify_expr): Use readonly_warning for
16694 storing into something readonly but not const-qualified.
16696 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16699 * c-typeck.c (build_unary_op): Check for taking address of
16700 expression of type void.
16702 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16705 * c-typeck.c (build_function_call): Check for calling a function
16706 with qualified void return types. Call require_complete_type when
16709 2009-04-18 Jan Hubicka <jh@suse.cz>
16711 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16713 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16714 can_throw_external flag.
16715 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16716 * ipa-pure-const.c (ignore_edge): New function.
16717 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16718 only over can_throw_external edges.
16719 (local_pure_const): Add nothrow flag.
16720 * ipa-utils.c (searchc): Add ignore_edge callback.
16721 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16722 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16723 (set_nothrow_function_flags): Update cgraph.
16724 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16726 2009-04-18 Richard Guenther <rguenther@suse.de>
16728 PR middle-end/39804
16729 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16730 (fold_stmt): ... this and ...
16731 (fold_stmt_inplace): ... this.
16732 (fold_stmt_1): Fold references in calls and asms.
16733 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16735 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16737 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16738 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16740 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16742 * tree.c (function_args_count): Remove.
16743 * tree.h: Remove the prototype for function_args_count.
16745 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16747 * tree-iterator.c (expr_only): Remove.
16748 * tree.h: Remove the prototype for expr_only.
16750 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16752 * reginfo.c (cannot_change_mode_set_regs): Remove.
16753 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16755 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16757 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16758 whether operands 0 and 1 overlaps.
16760 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16762 PR middle-end/36902
16763 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16764 pointer. Use warning_at instead of warning.
16765 (search_for_addr_array): Likewise.
16766 (check_array_bounds): Likewise.
16767 (check_all_array_refs): Check that the incoming edge is not in the
16768 list of edges to be removed.
16769 (check_all_array_refs): Avoid the temporal pointer.
16770 (vrp_visit_cond_stmt): Fix typo.
16771 (simplify_switch_using_ranges): Handle the case where the switch
16772 index is an integer constant.
16774 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16776 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16778 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16780 * doc/extend.texi, doc/invoke.texi: Fix typos.
16782 2009-04-17 Cary Coutant <ccoutant@google.com>
16784 * tree-flow-inline.h (get_lineno): Fix inverted test.
16786 2009-04-17 Diego Novillo <dnovillo@google.com>
16788 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16789 assertion for AVAIL_OUT.
16791 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16794 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16795 * config/sh/linux-atomic.asm: Likewise.
16797 2009-04-17 Diego Novillo <dnovillo@google.com>
16799 * except.c (debug_eh_tree): New.
16800 (struct eh_region, struct eh_status): Move ...
16801 * except.h: ... here.
16802 (add_type_for_runtime): Declare extern.
16803 (lookup_type_for_runtime): Likewise.
16804 (debug_eh_tree): Declare.
16805 * Makefile.in (GTFILES): List except.h before except.c
16807 2009-04-17 Diego Novillo <dnovillo@google.com>
16809 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16810 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16811 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16812 (find_vars_r): ... here.
16813 * tree-flow.h (find_referenced_vars_in): Declare.
16814 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16815 that AVAIL_OUT exists for BLOCK.
16816 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16817 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16818 (tree-parloops.o): Likewise.
16820 2009-04-17 Simon Baldwin <simonb@google.com>
16822 * toplev.c (default_tree_printer): Add handling for %E format.
16824 2009-04-17 Diego Novillo <dnovillo@google.com>
16826 * tree-pretty-print.c (dump_generic_node): Add break after
16827 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16828 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16829 FUNCTION_TYPE together. Call print_struct_decl when printing
16830 structures and TDF_SLIM is not given.
16831 (print_struct_decl): Fix logic for detecting recursion.
16833 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16836 * gcc.c (create_at_file): New.
16837 (compile_input_file_p): New.
16838 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16839 * main.c (main): Update call to toplev_main.
16840 * toplev.c (toplev_main): Change signature. Call expandargv.
16841 * toplev.h (toplev_main): Change signature.
16843 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16845 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16846 if the latter is not constant.
16848 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16850 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16852 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16854 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16855 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16857 2009-04-17 Richard Guenther <rguenther@suse.de>
16859 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16860 Handle component references view-converting an invariant address.
16862 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16864 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16865 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16866 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16867 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16868 Use @deftypevr rather than @deftypevar.
16870 2009-04-17 Richard Guenther <rguenther@suse.de>
16872 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16873 (get_prop_source_stmt): Likewise.
16874 (can_propagate_from): Likewise.
16876 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16878 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16879 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16880 (--with-multilib-list): Add default value.
16881 * configure: Regenerate.
16882 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16883 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16884 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16885 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16886 Don't add default cpu to multilib list unnecessarily, but do enable
16887 the relevant compiler option..
16888 Add support for --with-multilib-list=<blank> and
16889 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16890 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16891 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16892 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16893 TM_MULTILIB_CONFIG.
16894 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16895 (MULTILIB_OSDIRNAMES): New variable.
16896 * config/sh/t-1e: Delete file.
16897 * config/sh/t-mlib-sh1: Delete file.
16898 * config/sh/t-mlib-sh2: Delete file.
16899 * config/sh/t-mlib-sh2a: Delete file.
16900 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16901 * config/sh/t-mlib-sh2a-single: Delete file.
16902 * config/sh/t-mlib-sh2a-single-only: Delete file.
16903 * config/sh/t-mlib-sh2e: Delete file.
16904 * config/sh/t-mlib-sh3e: Delete file.
16905 * config/sh/t-mlib-sh4: Delete file.
16906 * config/sh/t-mlib-sh4-nofpu: Delete file.
16907 * config/sh/t-mlib-sh4-single: Delete file.
16908 * config/sh/t-mlib-sh4-single-only: Delete file.
16909 * config/sh/t-mlib-sh4a: Delete file.
16910 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16911 * config/sh/t-mlib-sh4a-single: Delete file.
16912 * config/sh/t-mlib-sh4a-single-only: Delete file.
16913 * config/sh/t-mlib-sh4al: Delete file.
16914 * config/sh/t-mlib-sh5-32media: Delete file.
16915 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16916 * config/sh/t-mlib-sh5-64media: Delete file.
16917 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16918 * config/sh/t-mlib-sh5-compact: Delete file.
16919 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16920 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16921 * doc/install.texi (Options specification): Add
16922 --with-multilib-list and --with-endian.
16924 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16926 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16928 (OBJS-common): Add plugin-version.o.
16929 (plugin-version.o): New.
16930 * gcc-plugin.h (plugin_gcc_version): New.
16931 (plugin_default_version_check): New.
16932 (plugin_init_func, plugin_init): Add version argument.
16933 * plugin-version.c: New.
16934 * plugin.c (str_plugin_gcc_version_name): New.
16935 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16936 pass it to the init function.
16937 (plugin_default_version_check): New.
16939 2009-04-17 Richard Guenther <rguenther@suse.de>
16941 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16942 for decl-vs-decl disambiguation.
16944 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16946 * config/s390/s390.h (s390_tune_attr): New macro definition.
16947 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16949 2009-04-17 Richard Guenther <rguenther@suse.de>
16951 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16952 (fold_stmt_r): Likewise.
16953 (maybe_fold_reference): New function.
16954 (fold_gimple_assign): Handle cases fold_stmt_r did.
16955 (fold_stmt): Do not use fold_stmt_r.
16956 (fold_stmt_inplace): Likewise.
16958 2009-04-17 Richard Guenther <rguenther@suse.de>
16960 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16961 (record_equivalences_from_stmt): Remove useless checks and
16963 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16964 the type is already suitable.
16966 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16968 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16970 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16972 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16973 (CMPtype): Define as __gcc_CMPtype.
16975 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16977 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16978 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16980 2009-04-17 Richard Guenther <rguenther@suse.de>
16982 PR tree-optimization/39746
16983 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16984 special-casing for builtins and static variable use/def.
16985 (call_may_clobber_ref_p_1): Likewise.
16987 2009-04-16 Ian Lance Taylor <iant@google.com>
16989 * df.h: Include "timevar.h".
16990 (struct df_problem): Change tv_id field to timevar_id_t.
16991 * tree-pass.h: Include "timevar.h".
16992 (struct opt_pass): Change tv_id field to timevar_id_t.
16993 * timevar.h (timevar_id_t): Define TV_NONE.
16994 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16995 TV_NONE rather than tv_id != 0.
16996 (execute_one_pass): Likewise.
16997 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16998 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16999 dependencies to $(TREE_PASS_H).
17000 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17002 (pass_branch_target_load_optimize2): Likewise.
17003 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17004 (pass_outof_cfg_layout_mode): Likewise.
17005 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17006 (pass_rebuild_cgraph_edges): Likewise.
17007 (pass_remove_cgraph_callee_edges): Likewise.
17008 * df-core.c (pass_df_initialize_opt): Likewise.
17009 (pass_df_initialize_no_opt): Likewise.
17010 (pass_df_finish): Likewise.
17011 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17012 * except.c (pass_set_nothrow_function_flags): Likewise.
17013 (pass_convert_to_eh_region_ranges): Likewise.
17014 * final.c (pass_compute_alignments): Likewise.
17015 * function.c (pass_instantiate_virtual_regs): Likewise.
17016 (pass_init_function): Likewise.
17017 (pass_leaf_regs): Likewise.
17018 (pass_match_asm_constraints): Likewise.
17019 * gimple-low.c (pass_lower_cf): Likewise.
17020 (pass_mark_used_blocks): Likewise.
17021 * init-regs.c (pass_initialize_regs): Likewise.
17022 * integrate.c (pass_initial_value_sets): Likewise.
17023 * ira.c (pass_ira): Likewise.
17024 * jump.c (pass_cleanup_barriers): Likewise.
17025 * omp-low.c (pass_expand_omp): Likewise.
17026 (pass_lower_omp): Likewise.
17027 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17028 * recog.c (pass_split_all_insns): Likewise.
17029 (pass_split_after_reload): Likewise.
17030 (pass_split_before_regstack): Likewise.
17031 (pass_split_before_sched2): Likewise.
17032 (pass_split_for_shorten_branches): Likewise.
17033 * reginfo.c (pass_reginfo_init): Likewise.
17034 (pass_subregs_of_mode_init): Likewise.
17035 (pass_subregs_of_mode_finish): Likewise.
17036 * passes.c (pass_postreload): Likewise.
17037 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17038 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17039 (pass_warn_function_return): Likewise.
17040 (pass_warn_function_noreturn): Likewise.
17041 * tree-complex.c (pass_lower_complex): Likewise.
17042 (pass_lower_complex_O0): Likewise.
17043 * tree-if-conv.c (pass_if_conversion): Likewise.
17044 * tree-into-ssa.c (pass_build_ssa): Likewise.
17045 * tree-mudflap.c (pass_mudflap_1): Likewise.
17046 (pass_mudflap_2): Likewise.
17047 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17048 (pass_mudflap_2): Likewise.
17049 * tree-nrv.c (pass_return_slot): Likewise.
17050 * tree-object-size.c (pass_object_sizes): Likewise.
17051 * tree-optimize.c (pass_all_optimizations): Likewise.
17052 (pass_early_local_passes): Likewise.
17053 (pass_all_early_optimizations): Likewise.
17054 (pass_cleanup_cfg): Likewise.
17055 (pass_cleanup_cfg_post_optimizing): Likewise.
17056 (pass_free_datastructures): Likewise.
17057 (pass_free_cfg_annotations): Likewise.
17058 (pass_fixup_cfg): Likewise.
17059 (pass_init_datastructures): Likewise.
17060 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17061 (pass_late_warn_uninitialized): Likewise.
17062 (pass_update_address_taken): Likewise.
17063 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17064 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17065 (pass_cse_sincos): Likewise.
17066 (pass_convert_to_rsqrt): Likewise.
17067 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17068 * tree-stdarg.c (pass_stdarg): Likewise.
17069 * tree-tailcall.c (pass_tail_recursion): Likewise.
17070 (pass_tail_calls): Likewise.
17071 * tree-vect-generic.c (pass_lower_vector): Likewise.
17072 (pass_lower_vector_ssa): Likewise.
17073 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17075 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17077 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17079 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17081 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17082 logical and signext.
17084 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17087 * config/sh/predicates.md (arith_operand): Check if the operand
17088 of TRUNCATE is a REG.
17090 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17092 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17093 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17095 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17097 * tree-iterator.c (tsi_split_statement_list_after,
17098 tsi_split_statement_list_before): Remove.
17099 * tree-iterator.h: Remove the prototypes for
17100 tsi_split_statement_list_after and tsi_split_statement_list_before.
17102 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17104 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17105 * tree-ssa-propagate.h: Remove the prototype for
17106 stmt_makes_single_load.
17108 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17110 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17111 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17113 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17115 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17117 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17119 * except.c (eh_region_outer_p): Remove.
17120 * except.h: Remove the prototype for eh_region_outer_p.
17122 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17124 * function.c (current_function_assembler_name): Remove.
17125 * function.h: Remove the prototype for
17126 current_function_assembler_name.
17128 2009-04-16 Ian Lance Taylor <iant@google.com>
17130 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17131 (add_reg_note): Call alloc_reg_note.
17132 * rtl.h (alloc_reg_note): Declare.
17133 * combine.c (try_combine): Use alloc_reg_note.
17134 (recog_for_combine, move_deaths): Likewise.
17135 (distribute_notes): Use alloc_reg_note and add_reg_note.
17136 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17137 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17138 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17140 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17142 PR rtl-optimization/39762
17143 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17144 ira_may_move_out_cost): Add comments about way of their usage.
17145 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17147 * ira-conflicts.c (process_regs_for_copy): Use function
17148 ira_get_register_move_cost instead of global
17149 ira_register_move_cost.
17151 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17152 color_pass, move_spill_restore, update_curr_costs): Ditto.
17154 * ira-lives.c (process_single_reg_class_operands): Ditto.
17156 * ira-emit.c (emit_move_list): Ditto.
17158 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17159 (record_reg_classes): Ditto. Use functions
17160 ira_get_register_move_cost and ira_get_may_move_cost instead of
17161 global vars ira_register_move_cost, ira_may_move_out_cost and
17162 ira_may_move_in_cost.
17163 (record_address_regs): Don't call ira_init_register_move_cost.
17164 Use function ira_get_may_move_cost instead of global
17165 ira_may_move_in_cost.
17166 (process_bb_node_for_hard_reg_moves): Use function
17167 ira_get_register_move_cost instead of global ira_register_move_cost.
17168 (ira_costs): Don't call ira_init_register_move_cost.
17170 2009-04-16 Richard Guenther <rguenther@suse.de>
17172 * tree-cfg.c (verify_gimple_assign_binary):
17173 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17174 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17175 (create_general_new_stmt): Note that this function is broken.
17177 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17179 * common.opt (fhelp): Add Var(help_flag).
17180 * gcc-plugin.h (plugin_info): Add help.
17181 * plugin.c (plugin_name_args): Add help.
17182 (register_plugin_info): Set plugin->help.
17183 (print_help_one_plugin): New.
17184 (print_plugins_help): New.
17185 * plugin.h (print_plugins_help): New.
17186 * toplev.c (toplev_main): Call print_plugins_help if needed.
17188 2009-04-16 Richard Guenther <rguenther@suse.de>
17190 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17191 (gimple_ior_addresses_taken_1): New function.
17192 (gimple_ior_addresses_taken): Likewise.
17193 * gimple.h (struct gimple_statement_with_ops_base): Remove
17194 addresses_taken member.
17195 (gimple_ior_addresses_taken): Declare.
17196 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17197 gimple_set_addresses_taken): Remove.
17198 * ipa-reference.c (mark_address): New function.
17199 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17200 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17201 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17202 (gimple_add_to_addresses_taken): Remove.
17203 (get_tmr_operands): Call mark_address_taken.
17204 (get_asm_expr_operands): Likewise.
17205 (get_expr_operands): Likewise.
17206 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17207 (free_stmt_operands): Do not free it.
17208 * tree-ssa.c (delete_tree_ssa): Likewise.
17209 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17211 2009-04-16 Richard Guenther <rguenther@suse.de>
17213 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17214 (walk_stmt_load_store_ops): Likewise.
17215 * gimple.c (get_base_loadstore): New function.
17216 (walk_stmt_load_store_addr_ops): Likewise.
17217 (walk_stmt_load_store_ops): Likewise.
17218 * ipa-pure-const.c (check_op): Simplify.
17219 (check_load, check_store): New functions.
17220 (check_stmt): Use walk_stmt_load_store_ops.
17221 * ipa-reference.c (mark_load): Adjust signature.
17222 (mark_store): Likewise.
17223 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17225 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17227 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17228 (plugin_info): New.
17229 * opts.c (common_handle_option): Don't call print_version.
17230 * plugin.c (plugin_name_args): Add version.
17231 (register_plugin_info): New.
17232 (register_callback): Handle PLUGIN_INFO.
17233 (try_init_one_plugin): New.
17234 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17236 (finalize_one_plugin): New.
17237 (finalize_plugins): New.
17238 (print_one_plugin): New.
17239 (print_plugins_versions): New.
17240 * plugin.h (print_plugins_versions): New.
17241 (finalize_plugins): New.
17242 * toplev.c (compile_file): Don't call initialize_plugins.
17243 (print_version): Call print_plugins_versions.
17244 (toplev_main): Call initialize_plugins. Print version if needed.
17245 Call finalize_plugins.
17247 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17249 * common.opt (fversion): New.
17250 * gcc.c (print_version): New.
17251 (process_command): Don't print the version. Just set print_version.
17252 (main): Print version. Call subprocesses if print_version and
17253 verbose_flag are set.
17254 * opts.c (common_handle_option): Handle OPT_fversion.
17256 2009-04-16 Richard Guenther <rguenther@suse.de>
17257 Ira Rosen <irar@il.ibm.com>
17259 PR tree-optimization/39698
17260 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17261 type of the reduction variable. Only generate the def if
17264 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17265 make sure to first convert to an integer of the same precision.
17266 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17267 the type of the evolution correctly in computing the new
17268 induction variable base.
17270 2009-04-16 Richard Guenther <rguenther@suse.de>
17272 PR middle-end/39625
17273 * tree-cfg.c (make_blocks): Split statements with to-be
17274 abnormal SSA names on the lhs.
17276 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17278 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17279 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17280 * c-typeck.c (really_start_incremental_init): Likewise.
17281 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17282 (TARGET_INITIALIZER): Remove it.
17283 * target.h (struct target): Remove vector_opaque_p.
17284 * tree.c (build_opaque_vector_type): New.
17285 * tree.h (TYPE_VECTOR_OPAQUE): New.
17286 (build_opaque_vector_type): Declare.
17287 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17288 * config/rs6000/rs6000.c (build_opaque_vector_type,
17289 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17290 (rs6000_init_builtins): Use build_opaque_vector_type for
17291 opaque_V4SI_type_node.
17293 2009-04-15 Catherine Moore <clm@codesourcery.com>
17295 * debug.h (set_name): Declare.
17296 * dwarf2out.c (dwarf2out_set_name): Declare.
17297 (dwarf2_debug_hooks): Add set_name.
17298 (find_AT_string): New.
17299 (add_AT_string): Call find_AT_string.
17300 (dwarf2out_set_name): New.
17301 * cp/decl.c (grokdeclarator): Call set_name.
17302 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17303 * debug.c (do_nothing_debug_hooks): Likewise.
17304 * dbxout.c (dbx_debug_hooks): Likewise.
17305 * sdbout.c (sdb_debug_hooks): Likewise.
17307 2009-04-15 Michael Eager <eager@eagercon.com>
17309 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17310 reg for single-precision FPU.
17311 * config/rs6000/rs6000.md (movsi_internal1): Only for
17312 !TARGET_SINGLE_FPU.
17313 (movsi_internal1_single): New. Add pattern to move SI values to/from
17314 single-precision FP regs.
17316 2009-04-15 Richard Guenther <rguenther@suse.de>
17318 * omp-low.c (lower_rec_input_clauses): Build correct address
17320 (expand_omp_for_generic): Fix multiplication type.
17321 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17322 (generate_memset_zero): Fix types.
17323 * tree-profile.c (prepare_instrumented_value): Correctly
17326 2009-04-15 Ian Lance Taylor <iant@google.com>
17328 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17329 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17330 for -Wall and for -Wc++-compat.
17331 (c_common_post_options): For C++, set warn_enum_compare if not
17333 * c-tree.h (struct c_expr): Add field original_type.
17334 (build_external_ref): Update declaration.
17335 * c-parser.c (c_parser_braced_init): Set original_type.
17336 (c_parser_initelt): Likewise.
17337 (c_parser_expr_no_commas): Likewise.
17338 (c_parser_conditional_expression): Likewise.
17339 (c_parser_cast_expression): Likewise.
17340 (c_parser_unary_expression): Likewise. Pull setting of
17341 original_code to top of function.
17342 (c_parser_sizeof_expression): Set original_type.
17343 (c_parser_alignof_expression): Likewise.
17344 (c_parser_postfix_expression): Likewise. Pull setting of
17345 original_code to top of function.
17346 (c_parser_postfix_expression_after_paren_type): Set original_type.
17347 (c_parser_postfix_expression_after_primary): Likewise.
17348 (c_parser_expression): Likewise.
17349 * c-typeck.c (build_external_ref): Add type parameter. Change all
17351 (c_expr_sizeof_expr): Set original_type field.
17352 (parser_build_unary_op): Likewise.
17353 (parser_build_binary_op): Likewise. Optionally warn about
17354 comparisons of enums of different types.
17355 (digest_init): Set original_type field.
17356 (really_start_incremental_init): Likewise.
17357 (push_init_level, pop_init_level): Likewise.
17358 * doc/invoke.texi (Warning Options): -Wenum-compare now
17361 2009-04-15 Richard Guenther <rguenther@suse.de>
17363 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17364 out a necessary conversion.
17365 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17366 names we didn't value number.
17367 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17369 2009-04-15 Richard Guenther <rguenther@suse.de>
17371 PR tree-optimization/39764
17372 * tree-ssa-ccp.c (get_value): Canonicalize value with
17373 canonicalize_float_value.
17375 2009-04-15 Jan Hubicka <jh@suse.cz>
17377 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17378 Wrong version of patch.
17380 2009-04-15 Jan Hubicka <jh@suse.cz>
17382 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17384 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17386 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17387 our distinct integral and vector types.
17389 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17391 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17392 * init.c (build_vtbl_address): Remove call to assemble_external.
17394 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17396 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17397 output for other floating point modes.
17399 2009-04-14 Diego Novillo <dnovillo@google.com>
17401 * diagnostic.c (diagnostic_report_diagnostic): Do not
17402 warn about loaded plugins for DK_ERROR and DK_WARNING.
17403 * c-decl.c (declspecs_add_type): Move call to
17404 invoke_plugin_callbacks ...
17405 * c-parser.c (c_parser_declspecs): ... here.
17406 * plugin.c (dump_active_plugins): Tidy output.
17408 2009-04-14 Diego Novillo <dnovillo@google.com>
17409 Le-Chun Wu <lcwu@google.com>
17411 * configure.ac: Add --enable-plugin support.
17412 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17413 * Makefile.in (PLUGIN_H): Define.
17414 Export ENABLE_PLUGIN and GMPINC to site.exp.
17415 Add PLUGINLIBS to link command.
17416 Add/modify dependencies for plugin.o and files including plugin.h.
17418 * config.in: Regenerate.
17420 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17423 2009-04-14 Le-Chun Wu <lcwu@google.com>
17425 * tree-pass.h (register_one_dump_file): Add a prototype for
17426 register_one_dump_file.
17427 * toplev.c (compile_file): Call initialize_plugins.
17428 (do_compile): Call invoke_plugin_callbacks.
17429 (toplev_main): Call invoke_plugin_callbacks.
17430 * common.opt: Add -fplugin= and -fplugin-arg-.
17431 * gcc-plugin.h: New public header file for plugins to include.
17432 * plugin.c: New source file.
17433 * plugin.h: New internal header file.
17434 * passes.c (register_one_dump_file): Make it external.
17436 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17438 2009-04-14 Diego Novillo <dnovillo@google.com>
17440 * doc/plugins.texi: New.
17441 * doc/gccint.texi: Add reference to Plugins chapter.
17442 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17443 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17444 loaded plugins, if any.
17445 * timevar.def (TV_PLUGIN_INIT): Define.
17446 (TV_PLUGIN_RUN): Define.
17447 * plugin.c: Include timevar.h
17448 (plugins_active_p): New.
17449 (dump_active_plugins): New.
17450 (debug_active_plugins): New.
17452 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17454 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17456 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17458 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17460 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17461 the same as a minus without a shift.
17463 2009-04-14 Nick Clifton <nickc@redhat.com>
17465 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17466 comparisons with small integers will always produce a short
17469 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17472 2008-12-19 Diego Novillo <dnovillo@google.com>
17474 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17476 2009-04-14 Richard Guenther <rguenther@suse.de>
17478 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17480 (verify_gimple_assign_binary): Likewise. Handle shifts and
17482 (verify_gimple_phi): Print the mismatched argument position.
17483 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17485 (vect_update_init_of_dr): Likewise.
17486 * matrix-reorg.c (transform_access_sites): Do what the
17488 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17490 2009-04-13 Michael Eager <eager@eagercon.com>
17492 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17493 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17494 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17495 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17496 remove duplicate config
17498 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17500 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17501 file_name:line_number type locator of the call site.
17503 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17505 * genautomata.c: Put blank after comma.
17506 (automaton_decls): New.
17507 (struct unit_usage): Add comments to member next.
17508 (store_alt_unit_usage): Keep the list ordered.
17509 (unit_present_on_list_p, equal_alternatives_p): New.
17510 (check_regexp_units_distribution): Check units distribution
17511 correctness correctly.
17512 (main): Don't write automata if error is found. Return correct
17515 * config/m68k/cf.md (cfv4_ds): Remove.
17516 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17517 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17519 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17520 power4-load-ext, power4-store, power4-store-update,
17521 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17522 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17523 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17524 power4-sqrt, power4-isync): Modify reservation to make correct
17525 unit distribution to automata.
17527 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17528 power5-store-update, power5-two, power5-three, power5-lmul,
17529 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17531 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17533 * except.c (pass_set_nothrow_function_flags): Set name and add
17535 (set_nothrow_function_flags): Mention in the dump file when
17536 changing a function to nothrow.
17538 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17541 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17542 instead of unsigned long.
17544 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17546 * config/arm/arm.c (return_used_this_function): Remove.
17547 (arm_output_function_prologue): Remove use of
17548 return_used_this_function.
17549 (output_return_instruction): Replace use of
17550 return_used_this_function
17551 by cfun->machine->return_used_this_function.
17552 (arm_output_epilogue): Likewise.
17553 (arm_output_function_epilogue): Likewise.
17554 (thumb_unexpanded_epilogue): Likewise.
17555 * config/arm/arm.h (struct machine_function):
17556 New member return_used_this_function.
17558 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17560 * doc/install.texi: Correct description of default directory for
17561 --with-gxx-include-dir.
17563 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17565 * fold-const.c (build_range_check): Properly deal with enumeral and
17566 boolean base types.
17568 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17570 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17571 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17572 * params.h (MAX_GCSE_PASSES): Remove.
17573 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17574 in sequence. Remove ability to run multiple passes.
17575 (bypass_jumps): Report run as third CPROP pass.
17577 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17579 PR middle-end/39651
17580 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17581 when deciding whether the whole SEQUENCE can throw.
17583 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17586 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17587 offseted label references.
17589 2009-04-11 Jan Hubicka <jh@suse.cz>
17591 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17593 2009-04-11 Richard Guenther <rguenther@suse.de>
17595 PR middle-end/39732
17596 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17597 return variables as TREE_ADDRESSABLE.
17599 2009-04-11 Richard Guenther <rguenther@suse.de>
17601 PR tree-optimization/39713
17602 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17603 reference trees have SSA_NAME operands.
17605 2009-04-11 Richard Guenther <rguenther@suse.de>
17608 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17609 address expressions.
17611 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17613 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17614 match changes in Cygwin 1.7
17615 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17616 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17618 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17620 PR tree-optimization/39701
17621 * doc/invoke.texi (Optimization Options): Document change in
17622 meaning and initialization of -fdelete-null-pointer-checks.
17624 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17626 PR middle-end/39701
17627 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17629 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17632 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17634 2009-04-10 Chao-ying Fu <fu@mips.com>
17636 * doc/tm.texi (Instruction Output): Document
17637 TARGET_ASM_FINAL_POSTSCAN_INSN.
17638 * target.h (final_postscan_insn): New field in asm_out.
17639 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17640 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17641 * final.c (final_scan_insn): Call
17642 targetm.asm_out.final_postscan_insn after outputting
17643 an asm macro and a normal instruction.
17645 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17646 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17647 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17648 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17649 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17651 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17653 PR middle-end/39701
17654 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17655 variables as non-NULL even with -fdelete-null-pointer-checks.
17657 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17659 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17661 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17664 * config/i386/i386.c (classify_argument): Handle SCmode with
17665 (bit_offset % 64) != 0.
17667 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17669 * doc/invoke.texi (Optimize Options): Add cross-reference to
17670 -Q --help=optimizers examples.
17672 2009-04-10 Ben Elliston <bje@au.ibm.com>
17675 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17676 regalign for the reg == fpr and TDmode case.
17678 2009-04-09 David Ayers <ayers@fsfe.org>
17681 * objc/objc-act.c (warn_with_method): Remove helper function.
17682 (check_duplicates): Call warning and inform directly.
17683 (really_start_method): Likewise.
17685 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17687 * expmed.c (expand_divmod): Always use a comparison for a division
17688 by a large unsigned integer.
17690 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17691 for things others than variables or functions as nonzero.
17693 2009-04-09 Nick Clifton <nickc@redhat.com>
17695 * unwind-compat.c: Change copyright header to refer to version
17696 3 of the GNU General Public License with version 3.1 of the
17697 GCC Runtime Library Exception and to point readers at the
17698 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17699 * config/alpha/crtfastmath.c: Likewise.
17700 * config/alpha/linux-unwind.h: Likewise.
17701 * config/alpha/qrnnd.asm: Likewise.
17702 * config/alpha/vms-crt0-64.c: Likewise.
17703 * config/alpha/vms-crt0.c: Likewise.
17704 * config/alpha/vms-dwarf2.asm: Likewise.
17705 * config/alpha/vms-dwarf2eh.asm: Likewise.
17706 * config/alpha/vms-psxcrt0-64.c: Likewise.
17707 * config/alpha/vms-psxcrt0.c: Likewise.
17708 * config/alpha/vms_tramp.asm: Likewise.
17709 * config/arc/initfini.c: Likewise.
17710 * config/arc/lib1funcs.asm: Likewise.
17711 * config/arm/bpabi-v6m.S: Likewise.
17712 * config/arm/bpabi.S: Likewise.
17713 * config/arm/bpabi.c: Likewise.
17714 * config/arm/crti.asm: Likewise.
17715 * config/arm/crtn.asm: Likewise.
17716 * config/arm/ieee754-df.S: Likewise.
17717 * config/arm/ieee754-sf.S: Likewise.
17718 * config/arm/lib1funcs.asm: Likewise.
17719 * config/arm/libunwind.S: Likewise.
17720 * config/arm/linux-atomic.c: Likewise.
17721 * config/arm/mmintrin.h: Likewise.
17722 * config/arm/pr-support.c: Likewise.
17723 * config/arm/unaligned-funcs.c: Likewise.
17724 * config/arm/unwind-arm.c: Likewise.
17725 * config/arm/unwind-arm.h: Likewise.
17726 * config/avr/libgcc.S: Likewise.
17727 * config/bfin/crti.s: Likewise.
17728 * config/bfin/crtlibid.s: Likewise.
17729 * config/bfin/crtn.s: Likewise.
17730 * config/bfin/lib1funcs.asm: Likewise.
17731 * config/bfin/linux-unwind.h: Likewise.
17732 * config/cris/arit.c: Likewise.
17733 * config/cris/cris_abi_symbol.c: Likewise.
17734 * config/darwin-64.c: Likewise.
17735 * config/darwin-crt2.c: Likewise.
17736 * config/darwin-crt3.c: Likewise.
17737 * config/darwin.h: Likewise.
17738 * config/dbxelf.h: Likewise.
17739 * config/dfp-bit.c: Likewise.
17740 * config/dfp-bit.h: Likewise.
17741 * config/elfos.h: Likewise.
17742 * config/fixed-bit.c: Likewise.
17743 * config/fixed-bit.h: Likewise.
17744 * config/fp-bit.c: Likewise.
17745 * config/fp-bit.h: Likewise.
17746 * config/fr30/crti.asm: Likewise.
17747 * config/fr30/crtn.asm: Likewise.
17748 * config/fr30/lib1funcs.asm: Likewise.
17749 * config/freebsd-spec.h: Likewise.
17750 * config/frv/cmovd.c: Likewise.
17751 * config/frv/cmovh.c: Likewise.
17752 * config/frv/cmovw.c: Likewise.
17753 * config/frv/frvbegin.c: Likewise.
17754 * config/frv/frvend.c: Likewise.
17755 * config/frv/lib1funcs.asm: Likewise.
17756 * config/glibc-stdint.h: Likewise.
17757 * config/h8300/clzhi2.c: Likewise.
17758 * config/h8300/crti.asm: Likewise.
17759 * config/h8300/crtn.asm: Likewise.
17760 * config/h8300/ctzhi2.c: Likewise.
17761 * config/h8300/fixunssfsi.c: Likewise.
17762 * config/h8300/lib1funcs.asm: Likewise.
17763 * config/h8300/parityhi2.c: Likewise.
17764 * config/h8300/popcounthi2.c: Likewise.
17765 * config/i386/ammintrin.h: Likewise.
17766 * config/i386/att.h: Likewise.
17767 * config/i386/avxintrin.h: Likewise.
17768 * config/i386/biarch64.h: Likewise.
17769 * config/i386/bmmintrin.h: Likewise.
17770 * config/i386/cpuid.h: Likewise.
17771 * config/i386/cross-stdarg.h: Likewise.
17772 * config/i386/crtfastmath.c: Likewise.
17773 * config/i386/crtprec.c: Likewise.
17774 * config/i386/cygming-crtbegin.c: Likewise.
17775 * config/i386/cygming-crtend.c: Likewise.
17776 * config/i386/cygwin.asm: Likewise.
17777 * config/i386/emmintrin.h: Likewise.
17778 * config/i386/gmm_malloc.h: Likewise.
17779 * config/i386/gthr-win32.c: Likewise.
17780 * config/i386/i386.h: Likewise.
17781 * config/i386/immintrin.h: Likewise.
17782 * config/i386/linux-unwind.h: Likewise.
17783 * config/i386/linux64.h: Likewise.
17784 * config/i386/mm3dnow.h: Likewise.
17785 * config/i386/mmintrin-common.h: Likewise.
17786 * config/i386/mmintrin.h: Likewise.
17787 * config/i386/nmmintrin.h: Likewise.
17788 * config/i386/pmm_malloc.h: Likewise.
17789 * config/i386/pmmintrin.h: Likewise.
17790 * config/i386/smmintrin.h: Likewise.
17791 * config/i386/sol2-c1.asm: Likewise.
17792 * config/i386/sol2-ci.asm: Likewise.
17793 * config/i386/sol2-cn.asm: Likewise.
17794 * config/i386/sol2-gc1.asm: Likewise.
17795 * config/i386/tmmintrin.h: Likewise.
17796 * config/i386/unix.h: Likewise.
17797 * config/i386/w32-unwind.h: Likewise.
17798 * config/i386/wmmintrin.h: Likewise.
17799 * config/i386/x86-64.h: Likewise.
17800 * config/i386/x86intrin.h: Likewise.
17801 * config/i386/xmmintrin.h: Likewise.
17802 * config/ia64/crtbegin.asm: Likewise.
17803 * config/ia64/crtend.asm: Likewise.
17804 * config/ia64/crtfastmath.c: Likewise.
17805 * config/ia64/crti.asm: Likewise.
17806 * config/ia64/crtn.asm: Likewise.
17807 * config/ia64/fde-glibc.c: Likewise.
17808 * config/ia64/lib1funcs.asm: Likewise.
17809 * config/ia64/linux-unwind.h: Likewise.
17810 * config/ia64/quadlib.c: Likewise.
17811 * config/ia64/unwind-ia64.c: Likewise.
17812 * config/linux.h: Likewise.
17813 * config/m32c/m32c-lib1.S: Likewise.
17814 * config/m32c/m32c-lib2-trapv.c: Likewise.
17815 * config/m32c/m32c-lib2.c: Likewise.
17816 * config/m32r/initfini.c: Likewise.
17817 * config/m68hc11/larith.asm: Likewise.
17818 * config/m68hc11/m68hc11-crt0.S: Likewise.
17819 * config/m68k/cf.md: Likewise.
17820 * config/m68k/crti.s: Likewise.
17821 * config/m68k/crtn.s: Likewise.
17822 * config/m68k/lb1sf68.asm: Likewise.
17823 * config/m68k/linux-unwind.h: Likewise.
17824 * config/mcore/crti.asm: Likewise.
17825 * config/mcore/crtn.asm: Likewise.
17826 * config/mcore/lib1.asm: Likewise.
17827 * config/mips/linux-unwind.h: Likewise.
17828 * config/mips/loongson.h: Likewise.
17829 * config/mips/mips16.S: Likewise.
17830 * config/mmix/crti.asm: Likewise.
17831 * config/mmix/crtn.asm: Likewise.
17832 * config/pa/fptr.c: Likewise.
17833 * config/pa/hpux-unwind.h: Likewise.
17834 * config/pa/lib2funcs.asm: Likewise.
17835 * config/pa/linux-atomic.c: Likewise.
17836 * config/pa/linux-unwind.h: Likewise.
17837 * config/pa/milli64.S: Likewise.
17838 * config/pa/quadlib.c: Likewise.
17839 * config/pa/stublib.c: Likewise.
17840 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17841 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17842 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17843 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17844 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17845 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17846 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17847 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17848 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17849 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17850 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17851 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17852 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17853 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17854 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17855 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17856 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17857 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17858 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17859 * config/rs6000/750cl.h: Likewise.
17860 * config/rs6000/altivec.h: Likewise.
17861 * config/rs6000/biarch64.h: Likewise.
17862 * config/rs6000/crtresfpr.asm: Likewise.
17863 * config/rs6000/crtresgpr.asm: Likewise.
17864 * config/rs6000/crtresxfpr.asm: Likewise.
17865 * config/rs6000/crtresxgpr.asm: Likewise.
17866 * config/rs6000/crtsavfpr.asm: Likewise.
17867 * config/rs6000/crtsavgpr.asm: Likewise.
17868 * config/rs6000/darwin-asm.h: Likewise.
17869 * config/rs6000/darwin-fallback.c: Likewise.
17870 * config/rs6000/darwin-fpsave.asm: Likewise.
17871 * config/rs6000/darwin-ldouble.c: Likewise.
17872 * config/rs6000/darwin-tramp.asm: Likewise.
17873 * config/rs6000/darwin-unwind.h: Likewise.
17874 * config/rs6000/darwin-vecsave.asm: Likewise.
17875 * config/rs6000/darwin-world.asm: Likewise.
17876 * config/rs6000/e500crtres32gpr.asm: Likewise.
17877 * config/rs6000/e500crtres64gpr.asm: Likewise.
17878 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17879 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17880 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17881 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17882 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17883 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17884 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17885 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17886 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17887 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17888 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17889 * config/rs6000/eabi-ci.asm: Likewise.
17890 * config/rs6000/eabi-cn.asm: Likewise.
17891 * config/rs6000/eabi.asm: Likewise.
17892 * config/rs6000/linux-unwind.h: Likewise.
17893 * config/rs6000/linux64.h: Likewise.
17894 * config/rs6000/paired.h: Likewise.
17895 * config/rs6000/paired.md: Likewise.
17896 * config/rs6000/ppc64-fp.c: Likewise.
17897 * config/rs6000/ppu_intrinsics.h: Likewise.
17898 * config/rs6000/rs6000.h: Likewise.
17899 * config/rs6000/si2vmx.h: Likewise.
17900 * config/rs6000/sol-ci.asm: Likewise.
17901 * config/rs6000/sol-cn.asm: Likewise.
17902 * config/rs6000/spe.h: Likewise.
17903 * config/rs6000/spu2vmx.h: Likewise.
17904 * config/rs6000/sysv4.h: Likewise.
17905 * config/rs6000/tramp.asm: Likewise.
17906 * config/rs6000/vec_types.h: Likewise.
17907 * config/s390/linux-unwind.h: Likewise.
17908 * config/s390/tpf-unwind.h: Likewise.
17909 * config/score/crti.asm: Likewise.
17910 * config/score/crtn.asm: Likewise.
17911 * config/sh/crt1.asm: Likewise.
17912 * config/sh/crti.asm: Likewise.
17913 * config/sh/crtn.asm: Likewise.
17914 * config/sh/divtab-sh4-300.c: Likewise.
17915 * config/sh/divtab-sh4.c: Likewise.
17916 * config/sh/divtab.c: Likewise.
17917 * config/sh/lib1funcs-4-300.asm: Likewise.
17918 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17919 * config/sh/lib1funcs.asm: Likewise.
17920 * config/sh/lib1funcs.h: Likewise.
17921 * config/sh/linux-atomic.asm: Likewise.
17922 * config/sh/linux-unwind.h: Likewise.
17923 * config/sh/shmedia.h: Likewise.
17924 * config/sh/sshmedia.h: Likewise.
17925 * config/sh/ushmedia.h: Likewise.
17926 * config/sparc/crtfastmath.c: Likewise.
17927 * config/sparc/linux-unwind.h: Likewise.
17928 * config/sparc/sol2-c1.asm: Likewise.
17929 * config/sparc/sol2-ci.asm: Likewise.
17930 * config/sparc/sol2-cn.asm: Likewise.
17931 * config/spu/divmodti4.c: Likewise.
17932 * config/spu/divv2df3.c: Likewise.
17933 * config/spu/float_disf.c: Likewise.
17934 * config/spu/float_unsdidf.c: Likewise.
17935 * config/spu/float_unsdisf.c: Likewise.
17936 * config/spu/float_unssidf.c: Likewise.
17937 * config/spu/mfc_multi_tag_release.c: Likewise.
17938 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17939 * config/spu/mfc_tag_release.c: Likewise.
17940 * config/spu/mfc_tag_reserve.c: Likewise.
17941 * config/spu/mfc_tag_table.c: Likewise.
17942 * config/spu/multi3.c: Likewise.
17943 * config/spu/spu_internals.h: Likewise.
17944 * config/spu/spu_intrinsics.h: Likewise.
17945 * config/spu/spu_mfcio.h: Likewise.
17946 * config/spu/vec_types.h: Likewise.
17947 * config/spu/vmx2spu.h: Likewise.
17948 * config/stormy16/stormy16-lib2.c: Likewise.
17949 * config/svr4.h: Likewise.
17950 * config/sync.c: Likewise.
17951 * config/v850/lib1funcs.asm: Likewise.
17952 * config/vxlib-tls.c: Likewise.
17953 * config/vxlib.c: Likewise.
17954 * config/vxworks-dummy.h: Likewise.
17955 * config/xtensa/crti.asm: Likewise.
17956 * config/xtensa/crtn.asm: Likewise.
17957 * config/xtensa/ieee754-df.S: Likewise.
17958 * config/xtensa/ieee754-sf.S: Likewise.
17959 * config/xtensa/lib1funcs.asm: Likewise.
17960 * config/xtensa/lib2funcs.S: Likewise.
17961 * config/xtensa/linux-unwind.h: Likewise.
17962 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17963 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17964 * coretypes.h: Likewise.
17965 * crtstuff.c: Likewise.
17966 * defaults.h: Likewise.
17967 * dwarf2.h: Likewise.
17968 * emutls.c: Likewise.
17969 * gbl-ctors.h: Likewise.
17970 * gcov-io.h: Likewise.
17971 * ginclude/float.h: Likewise.
17972 * ginclude/iso646.h: Likewise.
17973 * ginclude/stdarg.h: Likewise.
17974 * ginclude/stdbool.h: Likewise.
17975 * ginclude/stddef.h: Likewise.
17976 * ginclude/stdfix.h: Likewise.
17977 * ginclude/stdint-gcc.h: Likewise.
17978 * ginclude/tgmath.h: Likewise.
17979 * gthr-aix.h: Likewise.
17980 * gthr-dce.h: Likewise.
17981 * gthr-gnat.c: Likewise.
17982 * gthr-gnat.h: Likewise.
17983 * gthr-lynx.h: Likewise.
17984 * gthr-mipssde.h: Likewise.
17985 * gthr-nks.h: Likewise.
17986 * gthr-posix.c: Likewise.
17987 * gthr-posix.h: Likewise.
17988 * gthr-posix95.h: Likewise.
17989 * gthr-rtems.h: Likewise.
17990 * gthr-single.h: Likewise.
17991 * gthr-solaris.h: Likewise.
17992 * gthr-tpf.h: Likewise.
17993 * gthr-vxworks.h: Likewise.
17994 * gthr-win32.h: Likewise.
17995 * gthr.h: Likewise.
17996 * libgcc2.c: Likewise.
17997 * libgcc2.h: Likewise.
17998 * libgcov.c: Likewise.
17999 * tsystem.h: Likewise.
18000 * typeclass.h: Likewise.
18001 * unwind-c.c: Likewise.
18002 * unwind-compat.h: Likewise.
18003 * unwind-dw2-fde-compat.c: Likewise.
18004 * unwind-dw2-fde-darwin.c: Likewise.
18005 * unwind-dw2-fde-glibc.c: Likewise.
18006 * unwind-dw2-fde.c: Likewise.
18007 * unwind-dw2-fde.h: Likewise.
18008 * unwind-dw2.c: Likewise.
18009 * unwind-dw2.h: Likewise.
18010 * unwind-generic.h: Likewise.
18011 * unwind-pe.h: Likewise.
18012 * unwind-sjlj.c: Likewise.
18013 * unwind.inc: Likewise.
18014 * config/arm/neon-gen.ml: Change generated copyright header to
18015 refer to version 3 of the GNU General Public License with
18016 version 3.1 of the GCC Runtime Library Exception and to point
18017 readers at the COPYING3 and COPYING3.RUNTIME files and the
18018 FSF's license web page.
18019 * config/arm/arm_neon.h: Regenerate.
18021 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18023 * config/cris/cris.md: Change copyright header to refer to version
18024 3 of the GNU General Public License.
18025 * doc/install.texi2html: Change copyright header to refer to version
18026 3 of the GNU General Public License and to point readers at the
18027 COPYING3 file and the FSF's license web page.
18028 * config/vax/linux.h: Likewise.
18030 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18032 * config/i386/i386.md (cmpcc): New.
18033 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18034 (sync_compare_and_swap_cc*): Delete.
18036 * config/s390/s390.c (s390_compare_emitted): Remove.
18037 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18038 s390_compare_emitted used to be handled. Assert that modes match.
18039 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18040 refer to sync_compare_and_swap_ccsi.
18041 * config/s390/s390.h (s390_compare_emitted): Remove.
18042 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18043 instead of s390_compare_emitted.
18044 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18045 instead of s390_compare_emitted.
18046 * config/s390/s390.md (cmpcc): New.
18047 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18048 CC_REGNUM, do not pretend it's set.
18049 (sync_compare_and_swap_cc*): Delete.
18050 * config/s390/predicates.md (cc_reg_operand): New.
18052 * expr.c (sync_compare_and_swap_cc): Delete.
18053 * optabs.h (sync_compare_and_swap_cc): Delete.
18054 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18055 is being used with can_compare_p.
18056 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18057 (find_cc_set): New.
18058 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18059 look for a MODE_CC set instead. Use emit_store_flag.
18060 (expand_compare_and_swap_loop): Likewise, with some additional
18061 complication to avoid a force_reg when useless. Use
18062 emit_cmp_and_jump_insns.
18063 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18064 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18065 sync_compare_and_swap documentation.
18067 2009-04-09 Jan Hubicka <jh@suse.cz>
18069 * except.c (find_prev_try): Break out from ....
18070 (duplicate_eh_regions): ... here; properly update prev_try pointers
18071 when duplication part of tree.
18072 (dump_eh_tree): Improve dumping.
18073 (verify_eh_region): New.
18074 (verify_eh_tree): Use it.
18076 2009-04-06 Richard Guenther <rguenther@suse.de>
18078 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18079 &ARRAY addresses by adjusting their types and prepending
18081 * tree-cfg.c (verify_gimple_assign_single): Verify that
18082 addresses are correct.
18084 2009-04-09 Richard Guenther <rguenther@suse.de>
18086 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18087 indices into an array reference if possible.
18088 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18089 Fold POINTER_PLUS_EXPR statements with invariant address.
18091 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18094 * config.gcc (powerpc64-*-linux*): Always build biarch.
18096 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18099 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18100 it and pedwarn if this results in an INTEGER_CST.
18102 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18104 * doc/install.texi: Update minimum GMP version. Remove obsolete
18105 text in MPFR section.
18107 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18109 * dwarf2out.c (class_scope_p): New static inline.
18110 (class_or_namespace_scope_p): Use it.
18111 (gen_variable_die): Use DW_TAG_member tag for static data member
18112 declarations instead of DW_TAG_variable.
18114 PR middle-end/39573
18115 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18118 2009-04-08 Richard Guenther <rguenther@suse.de>
18120 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18121 valueize random data.
18123 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18125 * config.gcc (aix tm_file): Add aix-stdint.h.
18126 (aix tm clause use_gcc_stdint): Set to wrap.
18127 * config/rs6000/aix-stdint.h: New file.
18129 2009-04-08 Richard Guenther <rguenther@suse.de>
18131 PR middle-end/36291
18132 * tree-dfa.c (add_referenced_var): Do not recurse into
18133 global initializers.
18134 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18136 (fold_const_aggregate_ref): Likewise.
18138 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18140 * recog.c (ordered_comparison_operator): New.
18141 * gensupport.c (std_preds): Add it.
18142 * doc/md.texi (Machine-Independent Predicates): Document it.
18144 2009-04-08 Jan Hubicka <jh@suse.cz>
18146 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18147 * function.h (rtl_eh): Remove exception_handler_label_map.
18148 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18149 remove_exception_handler_label, for_each_eh_label_1): Remove.
18150 (rtl_remove_unreachable_regions): Remove.
18151 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18152 (find_exception_handler_labels): Don't build the hashtable.
18153 (maybe_remove_eh_handler): Remove.
18154 (for_each_eh_label): Rewrite to walk the tree.
18155 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18156 * except.h (maybe_remove_eh_handler): Remove.
18157 * passes.c (init_optimization_passes): Schedule second EH cleanup
18159 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18160 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18162 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18164 * genoutput.c (validate_optab_operands): New.
18165 (gen_insn, gen_expand): Call it.
18167 * genflags.c (gen_insn): Detect misused iterators.
18168 (main): Pass line_no to gen_insn, exit with status 1 on error.
18170 * genextract.c (line_no): Make global.
18171 (VEC_safe_set_locstr): Change assertion to error message.
18172 (main): Exit with status 1 on error.
18174 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18178 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18179 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18180 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18181 * c-convert.c (convert): Do not call fold on results of conversion
18182 functions when the result is a C_MAYBE_CONST_EXPR.
18183 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18184 of __builtin_choose_expr.
18185 * c-typeck.c (remove_c_maybe_const_expr): New.
18186 (build_unary_op, build_conditional_expr, build_compound_expr,
18187 build_binary_op, c_objc_common_truthvalue_conversion): Call
18188 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18191 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18193 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18194 CODE to produce a new one. Add a prototype to use fold_convert_const
18196 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18199 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18200 mix declarations and code.
18202 2009-04-08 Ben Elliston <bje@au.ibm.com>
18204 * gcc.c: Replace `CC' with `GCC' throughout.
18206 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18208 * doc/invoke.texi: Document Atom support.
18210 2009-04-07 Jason Merrill <jason@redhat.com>
18213 * c-common.h, c-common.c: Add flag_pretty_templates.
18214 * c-opts.c (c_common_handle_option): Set it.
18215 * c.opt: Add -fno-pretty-templates.
18216 * doc/invoke.texi (C++ Dialect Options): Likewise.
18218 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18220 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18221 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18222 (ia64_expand_builtin): Likewise.
18224 2009-04-07 Martin Jambor <mjambor@suse.cz>
18226 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18227 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18228 ADDR_EXPRS are include too.
18230 2009-04-07 Richard Guenther <rguenther@suse.de>
18232 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18233 decls are only used if passes as parameters or if they are
18234 local statics and the call is not to a builtin.
18235 (call_may_clobber_ref_p_1): Likewise.
18237 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18239 * expr.c (do_store_flag): Remove last argument. Simplify code
18240 to avoid duplication of tests already done by can_compare_p.
18241 (expand_expr_real_1): Adjust caller.
18243 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18245 * optabs.c (can_compare_p): Test the predicate of a
18246 cbranch and cstore pattern.
18248 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18250 * expr.c (convert_move): Use emit_store_flag instead of
18253 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18255 * config/i386/i386.c (ix86_compare_emitted): Remove.
18256 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18257 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18258 * config/i386/i386.h (ix86_compare_emitted): Remove.
18259 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18260 instead of ix86_compare_emitted.
18261 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18263 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18265 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18266 Add t-sysroot-suffix to tmake_file.
18267 * config/print-sysroot-suffix.sh: New file.
18268 * config/t-sysroot-suffix: New file.
18270 2009-04-07 Ben Elliston <bje@au.ibm.com>
18272 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18273 as the latter produces a warning when the target does not support
18276 2009-04-07 Ben Elliston <bje@au.ibm.com>
18278 * dfp.c: Replace type punning assignments with memcpy throughout.
18279 * Makefile.in (dfp.o-warn): Remove.
18281 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18284 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18285 Include soft-fp/t-softfp after rs6000/t-linux64.
18287 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18289 * stor-layout.c (set_sizetype): Use the full precision of their
18290 machine mode for bitsize types.
18292 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18294 * config/i386/i386.md: Revert 2 accidental checkins.
18296 2009-04-06 Joey Ye <joey.ye@intel.com>
18297 Xuepeng Guo <xuepeng.guo@intel.com>
18298 H.J. Lu <hongjiu.lu@intel.com>
18300 Atom pipeline model, tuning and insn selection.
18301 * config.gcc (atom): Add atom config options and target.
18303 * config/i386/atom.md: New.
18305 * config/i386/i386.c (atom_cost): New cost.
18306 (m_ATOM): New macro flag.
18307 (initial_ix86_tune_features): Set m_ATOM.
18308 (x86_accumulate_outgoing_args): Likewise.
18309 (x86_arch_always_fancy_math_387): Likewise.
18310 (processor_target): Add Atom cost.
18311 (cpu_names): Add Atom cpu name.
18312 (override_options): Set Atom ISA.
18313 (ix86_issue_rate): New case PROCESSOR_ATOM.
18314 (ix86_adjust_cost): Likewise.
18316 * config/i386/i386.h (TARGET_ATOM): New target macro.
18317 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18318 (TARGET_OPT_AGU): New target option.
18319 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18320 (processor_type): Add PROCESSOR_ATOM.
18322 * config/i386/i386.md (cpu): Add new value "atom".
18323 (use_carry, movu): New attr.
18324 (atom.md): Include atom.md.
18325 (adddi3_carry_rex64): Set attr "use_carry".
18326 (addqi3_carry): Likewise.
18327 (addhi3_carry): Likewise.
18328 (addsi3_carry): Likewise.
18329 (*addsi3_carry_zext): Likewise.
18330 (subdi3_carry_rex64): Likewise.
18331 (subqi3_carry): Likewise.
18332 (subhi3_carry): Likewise.
18333 (subsi3_carry): Likewise.
18334 (x86_movdicc_0_m1_rex64): Likewise.
18335 (*x86_movdicc_0_m1_se): Likewise.
18336 (x86_movsicc_0_m1): Likewise.
18337 (*x86_movsicc_0_m1_se): Likewise.
18338 (*adddi_1_rex64): Emit add insn as much as possible.
18339 (*addsi_1): Likewise.
18340 (return_internal): Set atom_unit.
18341 (return_internal_long): Likewise.
18342 (return_pop_internal): Likewise.
18343 (*rcpsf2_sse): Set atom_sse_attr attr.
18344 (*qrt<mode>2_sse): Likewise.
18345 (*prefetch_sse): Likewise.
18347 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18349 (ix86_target_macros_internal): Likewise.
18351 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18352 (*prefetch_sse_rex): Likewise.
18353 (sse_rcpv4sf2): Likewise.
18354 (sse_vmrcpv4sf2): Likewise.
18355 (sse_sqrtv4sf2): Likewise.
18356 (<sse>_vmsqrt<mode>2): Likewise.
18357 (sse_ldmxcsr): Likewise.
18358 (sse_stmxcsr): Likewise.
18359 (*sse_sfence): Likewise.
18360 (sse2_clflush): Likewise.
18361 (*sse2_mfence): Likewise.
18362 (*sse2_lfence): Likewise.
18363 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18364 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18365 (avx_movdqu<avxmodesuffix>): Likewise.
18366 (avx_lddqu<avxmodesuffix>): Likewise.
18367 (sse2_movntv2di): Change attr "type" to "ssemov".
18368 (sse2_movntsi): Likewise.
18369 (rsqrtv8sf2): Change attr "type" to "sseadd".
18370 (sse3_addsubv2df3): Set attr "atom_unit".
18371 (sse3_h<plusminus_insn>v4sf3): Likewise.
18372 (*sse2_pmaddwd): Likewise.
18373 (*vec_extractv2di_1_rex64): Likewise.
18374 (*vec_extractv2di_1_avx): Likewise.
18375 (sse2_psadbw): Likewise.
18376 (ssse3_phaddwv8hi3): Likewise.
18377 (ssse3_phaddwv4hi3): Likewise.
18378 (ssse3_phadddv4si3): Likewise.
18379 (ssse3_phadddv2si3): Likewise.
18380 (ssse3_phaddswv8hi3): Likewise.
18381 (ssse3_phaddswv4hi3): Likewise.
18382 (ssse3_phsubwv8hi3): Likewise.
18383 (ssse3_phsubwv4hi3): Likewise.
18384 (ssse3_phsubdv4si3): Likewise.
18385 (ssse3_phsubdv2si3): Likewise.
18386 (ssse3_phsubswv8hi3): Likewise.
18387 (ssse3_phsubswv4hi3): Likewise.
18388 (ssse3_pmaddubsw128): Likewise.
18389 (sse3_pmaddubsw: Likewise.
18390 (ssse3_palignrti): Likewise.
18391 (ssse3_palignrdi): Likewise.
18393 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18395 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18397 2009-04-06 Richard Guenther <rguenther@suse.de>
18399 PR tree-optimization/28868
18400 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18401 of which PHI results we inserted.
18402 (insert_into_preds_of_block): Record inserted PHIs.
18403 (eliminate): Eliminate redundant PHI nodes.
18404 (init_pre): Init inserted_phi_names.
18406 2009-04-06 Richard Guenther <rguenther@suse.de>
18408 PR tree-optimization/39643
18409 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18410 IMAGPART_EXPRs of complex constants.
18411 (execute_fold_all_builtins): If we folded a call queue
18412 TODO_update_address_taken.
18414 2009-04-06 Jan Hubicka <jh@suse.cz>
18416 PR middle-end/39659
18417 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18420 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18422 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18424 (ic_invalidate_array): Likewise.
18426 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18428 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18429 alignment for library calls.
18431 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18433 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18434 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18435 * config/i386/mingw-stdint.h: New file.
18437 2009-04-05 Richard Guenther <rguenther@suse.de>
18439 PR tree-optimization/39648
18440 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18441 our &A vs. &A[0] IL deficiencies.
18443 2009-04-04 Jan Hubicka <jh@suse.cz>
18445 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18446 removed toplevel regions.
18447 (sjlj_mark_call_sites): Likewise.
18449 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18451 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18452 (cygwin tm clause use_gcc_stdint): Set to wrap.
18453 * config/i386/cygwin-stdint.h: New file.
18455 2009-04-04 Richard Guenther <rguenther@suse.de>
18457 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18458 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18459 single-argument PHIs if we are in loop-closed SSA form.
18460 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18461 for the pre-condition.
18462 (slpeel_tree_peel_loop_to_edge): Likewise.
18463 (vect_build_loop_niters): Take an optional sequence to append stmts.
18464 (vect_generate_tmps_on_preheader): Likewise.
18465 (vect_do_peeling_for_loop_bound): Take extra guards for the
18467 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18468 the cost model check.
18469 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18470 guards if we are going to peel. Do not apply versioning in that case.
18471 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18472 (vect_do_peeling_for_loop_bound): Likewise.
18473 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18474 loop bound only record extra pre-conditions, do not apply loop
18477 2009-04-04 Richard Guenther <rguenther@suse.de>
18479 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18482 2009-04-04 Jan Hubicka <jh@suse.cz>
18484 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18485 last_basic_block for size of bb->index indexed array.
18486 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18487 compute_out, link_btr_uses, build_btr_def_use_webs,
18488 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18490 2009-04-04 Jan Hubicka <jh@suse.cz>
18492 * except.c (remove_eh_handler_and_replace): Break out from ...
18493 (remove_eh_handler): ... here.
18494 (bring_to_root): New function.
18495 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18496 handled ones, bring others to root of tree.
18498 2009-04-04 Jan Hubicka <jh@suse.cz>
18500 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18501 (all_phis_safe_to_merge): New function.
18502 (update_info): New structure.
18503 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18504 (cleanup_empty_eh): Update SSA if possible.
18506 2009-04-04 Richard Guenther <rguenther@suse.de>
18508 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18509 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18510 (append_vuse): Likewise.
18512 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18514 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18515 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18516 instead of REG_UNSAVED for DW_CFA_undefined.
18517 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18518 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18521 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18524 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18525 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18526 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18528 2009-04-04 Richard Guenther <rguenther@suse.de>
18530 PR tree-optimization/8781
18531 PR tree-optimization/37892
18532 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18533 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18534 (valueize_refs): Call it for *& valueizations.
18535 (shared_reference_ops_from_ref): Rename to ...
18536 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18537 (shared_reference_ops_from_call): Rename to ...
18538 (valueize_shared_reference_ops_from_call): ... this and valueize.
18539 (vn_reference_lookup): Update.
18540 (visit_reference_op_call): Likewise.
18541 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18542 (eliminate): Value-replace the call address in call statements.
18544 2009-04-04 Richard Guenther <rguenther@suse.de>
18546 PR tree-optimization/39636
18547 * tree-ssa-forwprop.c
18548 (forward_propagate_addr_into_variable_array_index): Check for
18549 GIMPLE_ASSIGN before accessing the rhs code.
18551 2009-04-03 Jason Merrill <jason@redhat.com>
18553 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18555 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18557 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18558 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18559 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18560 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18561 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18562 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18563 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18564 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18565 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18566 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18567 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18568 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18569 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18570 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18571 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18572 Use fr_reg_or_fp01_operand instead of fr_register_operand
18574 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18575 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18576 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18578 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18580 PR rtl-optimization/39607
18581 PR rtl-optimization/39631
18585 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18586 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18587 instead of DF_LR_OUT.
18588 * ira-lives.c (process_bb_node_lives): Ditto.
18589 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18590 instead of DF_LR_{OUT,IN}.
18591 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18592 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18594 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18596 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18597 (execute_lower_omp): Always run but take the short way out if -fopenmp
18599 (gate_lower_omp): Remove, forcing the pass manager to always run the
18600 pass and always set PROP_gimple_lomp.
18601 (pass_lower_omp): Remove gate function.
18602 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18603 PROP_trees. Instead, require it.
18604 * ipa-cp.c (pass_ipa_cp): Likewise.
18605 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18606 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18607 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18608 and PROP_gimple_leh.
18610 2009-04-03 Richard Guenther <rguenther@suse.de>
18612 PR middle-end/13146
18613 PR tree-optimization/23940
18614 PR tree-optimization/33237
18615 PR middle-end/33974
18616 PR middle-end/34093
18617 PR tree-optimization/36201
18618 PR tree-optimization/36230
18619 PR tree-optimization/38049
18620 PR tree-optimization/38207
18621 PR tree-optimization/38230
18622 PR tree-optimization/38301
18623 PR tree-optimization/38585
18624 PR middle-end/38895
18625 PR tree-optimization/38985
18626 PR tree-optimization/39299
18627 * tree-ssa-structalias.h: Remove.
18628 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18629 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18630 (struct vuse_element_d): Remove.
18631 (struct vuse_vec_d): Likewise.
18632 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18633 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18634 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18635 VUSE_ELEMENT_VAR): Likewise.
18636 (struct voptype_d): Likewise.
18637 (NUM_VOP_FREE_BUCKETS): Likewise.
18638 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18639 (struct stmt_operands_d): Remove.
18640 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18641 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18642 VDEF_NUM, VDEF_VECT): Likewise.
18643 (copy_virtual_operands): Remove.
18644 (operand_build_cmp): Likewise.
18645 (create_ssa_artificial_load_stmt): Likewise.
18646 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18647 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18648 vuse_index and mayuse_index members. Pack and move done and iter_type
18649 members to the front.
18650 (SSA_OP_VMAYUSE): Remove.
18651 (SSA_OP_VIRTUAL_USES): Adjust.
18652 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18653 (unlink_stmt_vdef): Declare.
18654 (add_to_addressable_set): Remove.
18655 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18656 (vrp_visit_stmt): Likewise.
18657 * doc/tree-ssa.texi (Alias analysis): Update.
18658 * doc/invoke.texi (max-aliased-vops): Remove docs.
18659 (avg-aliased-vops): Likewise.
18660 * tree-into-ssa.c (syms_to_rename): Remove.
18661 (need_to_update_vops_p): Likewise.
18662 (need_to_initialize_update_ssa_p): Rename to ...
18663 (update_ssa_initialized_fn): ... this. Track function we are
18665 (symbol_marked_for_renaming): Simplify.
18666 (add_new_name_mapping): Do not set need_to_update_vops_p.
18667 (dump_currdefs): Use SYMS_TO_RENAME.
18668 (rewrite_update_stmt): Always walk all uses/defs.
18669 (dump_update_ssa): Adjust.
18670 (init_update_ssa): Take function argument. Track what we are
18672 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18673 (create_new_def_for): Initialize for cfun, assert we are initialized
18675 (mark_sym_for_renaming): Simplify.
18676 (mark_set_for_renaming): Do not initialize update-ssa.
18677 (need_ssa_update_p): Simplify. Take function argument.
18678 (name_mappings_registered_p): Assert we ask for the correct function.
18679 (name_registered_for_update_p): Likewise.
18680 (ssa_names_to_replace): Likewise.
18681 (release_ssa_name_after_update_ssa): Likewise.
18682 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18683 (dump_decl_set): Do not print a newline.
18684 (debug_decl_set): Do it here.
18685 (dump_update_ssa): And here.
18686 * tree-ssa-loop-im.c (move_computations): Adjust.
18687 (movement_possibility): Likewise.
18688 (determine_max_movement): Likewise.
18689 (gather_mem_refs_stmt): Likewise.
18690 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18691 or NAME_MEMORY_TAG.
18692 * tree-complex.c (update_all_vops): Remove.
18693 (expand_complex_move): Adjust.
18694 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18695 Simplify test for memory referencing statement. Exclude
18696 non-invariant ADDR_EXPRs.
18697 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18698 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18699 (rdg_flag_uses): Likewise.
18700 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18702 (tree_optimize_tail_calls_1): Also split the
18703 edge from the entry block if we have degenerate PHI nodes in
18704 the first basic block.
18705 * tree.c (init_ttree): Remove memory-tag related code.
18706 (tree_code_size): Likewise.
18707 (tree_node_structure): Likewise.
18708 (build7_stat): Re-write to be build6_stat.
18709 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18710 (SSA_VAR_P): Adjust.
18711 (struct tree_memory_tag): Remove.
18712 (struct tree_memory_partition_tag): Likewise.
18713 (union tree_node): Adjust.
18714 (build7): Re-write to be build6.
18715 * tree-pass.h (pass_reset_cc_flags): Remove.
18716 (TODO_update_address_taken): New flag.
18717 (pass_simple_dse): Remove.
18718 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18719 * params.h (MAX_ALIASED_VOPS): Remove.
18720 (AVG_ALIASED_VOPS): Likewise.
18721 * omp-low.c (expand_omp_taskreg): Update SSA form.
18722 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18723 aliases the lhs in a copy stmt.
18724 * tree-ssa-dse.c (struct address_walk_data): Remove.
18725 (memory_ssa_name_same): Likewise.
18726 (memory_address_same): Likewise.
18727 (get_kill_of_stmt_lhs): Likewise.
18728 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18729 unused stores. Look through PHI nodes into post-dominated regions.
18730 (dse_optimize_stmt): Simplify. Properly remove stores.
18731 (tree_ssa_dse): Compute dominators.
18732 (execute_simple_dse): Remove.
18733 (pass_simple_dse): Likewise.
18734 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18735 gimple_loaded_syms and gimple_stored_syms computation.
18736 * toplev.c (dump_memory_report): Dump alias and pta stats.
18737 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18738 (vn_reference_eq): Likewise.
18739 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18740 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18741 valueize_vuses): Remove.
18742 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18743 (get_def_ref_stmt_vuse): ... this.
18744 (vn_reference_lookup_2): New function.
18745 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18746 walking equivalent vuses. Simplify.
18747 (vn_reference_lookup): Likewise.
18748 (vn_reference_insert): Likewise.
18749 (vn_reference_insert_pieces): Likewise.
18750 (visit_reference_op_call): Simplify.
18751 (visit_reference_op_load): Likewise.
18752 (visit_reference_op_store): Likewise.
18753 (init_scc_vn): Remove shared_lookup_vuses initialization.
18754 (free_scc_vn): Remove shared_lookup_vuses freeing.
18755 (sort_vuses, sort_vuses_heap): Remove.
18756 (get_ref_from_reference_ops): Export.
18757 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18758 vector with single vuse pointer.
18759 (vn_reference_lookup_pieces, vn_reference_lookup,
18760 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18761 (shared_vuses_from_stmt): Remove.
18762 (get_ref_from_reference_ops): Declare.
18763 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18764 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18765 memory-tag related code.
18766 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18767 (likely_value): Add comment, skip static-chain of call statements.
18768 (surely_varying_stmt_p): Adjust.
18769 (gimplify_and_update_call_from_tree): Likewise.
18770 (execute_fold_all_builtins): Do not rebuild alias info.
18771 (gimplify_and_update_call_from_tree): Properly update VOPs.
18772 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18773 (copy_ref_info): Remove memory-tag related code.
18774 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18775 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18776 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18778 * tree-ssa-dom.c (gimple_p): Remove typedef.
18779 (eliminate_redundant_computations): Adjust.
18780 (record_equivalences_from_stmt): Likewise.
18781 (avail_expr_hash): Likewise.
18782 (avail_expr_eq): Likewise.
18783 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18784 (stmt_makes_single_load): Likewise.
18785 (stmt_makes_single_store): Likewise.
18786 * tree-ssa-alias.c: Rewrite completely.
18787 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18788 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18789 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18790 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18791 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18792 Remove public functions.
18793 (pass_reset_cc_flags): Remove.
18794 (pass_build_alias): Move ...
18795 * tree-ssa-structalias.c (pass_build_alias): ... here.
18796 * tree-ssa-alias.c (may_be_aliased): Move ...
18797 * tree-flow-inline.h (may_be_aliased): ... here.
18798 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18799 count_uses_and_derefs): Move ...
18800 * gimple.c: ... here.
18801 * gimple.h (count_uses_and_derefs): Declare.
18802 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18803 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18804 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18805 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18806 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18807 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18808 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18810 * tree-dfa.c (refs_may_alias_p): Move ...
18811 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18812 * tree-ssa-alias.h: New file.
18813 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18814 (statement_sink_location): Likewise.
18815 * opts.c (decode_options): Do not adjust max-aliased-vops or
18816 avg-aliased-vops values.
18817 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18818 (TV_CALL_CLOBBER): Likewise.
18819 (TV_FLOW_SENSITIVE): Likewise.
18820 (TV_FLOW_INSENSITIVE): Likewise.
18821 (TV_MEMORY_PARTITIONING): Likewise.
18822 (TV_ALIAS_STMT_WALK): New timevar.
18823 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18824 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18825 (get_address_description): Remove memory-tag related code.
18826 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18827 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18828 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18829 and immediate uses in statements. Document.
18830 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18831 (dump_symbols): Remove.
18832 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18833 * alias.c (get_deref_alias_set): New function split out from ...
18834 (get_alias_set): ... here.
18835 * alias.h (get_deref_alias_set): Declare.
18836 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18837 type parameter. Remove restrict pointer handling. Create a
18838 ref-all pointer in case type-based alias sets do not conflict.
18839 (vect_analyze_data_refs): Remove SMT related code.
18840 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18841 (vectorizable_load): Likewise.
18842 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18843 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18844 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18845 Ignore vops and SMTs.
18846 (dr_analyze_alias): Likewise..
18847 (free_data_ref): Likewise.
18848 (create_data_ref): Likewise.
18849 (analyze_all_data_dependences): Likewise.
18850 (get_references_in_stmt): Adjust.
18851 * tree-flow-inline.h (gimple_aliases_computed_p,
18852 gimple_addressable_vars, gimple_call_clobbered_vars,
18853 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18854 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18855 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18856 gimple_mem_ref_stats): Remove.
18857 (gimple_vop): New function.
18858 (op_iter_next_use): Remove vuses and mayuses cases.
18859 (op_iter_next_def): Remove vdefs case.
18860 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18861 (clear_and_done_ssa_iter): Do not set removed fields.
18862 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18863 Assert we are not iterating over vuses or vdefs if not also
18864 iterating over uses or defs.
18865 (op_iter_init_use): Likewise.
18866 (op_iter_init_def): Likewise.
18867 (op_iter_next_vdef): Remove.
18868 (op_iter_next_mustdef): Likewise.
18869 (op_iter_init_vdef): Likewise.
18870 (compare_ssa_operands_equal): Likewise.
18871 (link_use_stmts_after): Handle vuse operand.
18872 (is_call_used): Use is_call_clobbered.
18873 (is_call_clobbered): Global variables are always call clobbered,
18874 query the call-clobbers bitmap.
18875 (mark_call_clobbered): Ignore global variables.
18876 (clear_call_clobbered): Likewise.
18877 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18878 virtual operands sanity check.
18879 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18881 (TARGET_MEM_REF): Remove TMR_TAG operand.
18882 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18883 Remove call-clobber related code.
18884 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18885 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18886 partitions or escape reason.
18887 (get_single_def_stmt, get_single_def_stmt_from_phi,
18888 get_single_def_stmt_with_phi): Remove.
18889 (dump_referenced_vars): Tidy.
18890 (get_ref_base_and_extent): Allow bare decls.
18891 (collect_dfa_stats): Adjust.
18892 * graphite.c (rename_variables_in_stmt): Adjust.
18893 (graphite_copy_stmts_from_block): Likewise.
18894 (translate_clast): Likewise.
18895 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18897 (translate_vuse_through_block): Use the oracle.
18898 (phi_translate_1): Adjust.
18899 (value_dies_in_block_x): Use the oracle. Cache the outcome
18901 (valid_in_sets): Check if the VUSE for
18902 a REFERENCE is available.
18903 (eliminate): Do not remove stmts during elimination,
18904 instead queue and remove them afterwards.
18905 (do_pre): Do not rebuild alias info.
18906 (pass_pre): Run TODO_rebuild_alias before PRE.
18907 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18908 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18909 (mark_all_v_defs_stmt): Remove.
18910 (mark_all_v_defs_seq): Adjust.
18911 (sra_replace): Likewise.
18912 (scalarize_use): Likewise.
18913 (scalarize_copy): Likewise.
18914 (scalarize_init): Likewise.
18915 (scalarize_ldst): Likewise.
18916 (todoflags): Remove.
18917 (tree_sra): Do not rebuild alias info.
18918 (tree_sra_early): Adjust.
18919 (pass_sra): Run TODO_update_address_taken before SRA.
18920 * tree-predcom.c (set_alias_info): Remove.
18921 (prepare_initializers_chain): Do not call it.
18922 (mark_virtual_ops_for_renaming): Adjust.
18923 (mark_virtual_ops_for_renaming_list): Remove.
18924 (initialize_root_vars): Adjust.
18925 (initialize_root_vars_lm): Likewise.
18926 (prepare_initializers_chain): Likewise.
18927 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18928 (may_propagate_copy_into_stmt): Likewise.
18929 (merge_alias_info): Do nothing for now.
18930 (propagate_tree_value_into_stmt): Adjust.
18931 (stmt_may_generate_copy): Likewise.
18932 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18933 not mark symbols for renaming.
18934 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18935 with the same statement, make sure to update the new pointed-to one.
18936 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18937 call statements, do not mark symbols for renaming.
18938 (mark_operand_necessary): Dump something.
18939 (ref_may_be_aliased): New function.
18940 (mark_aliased_reaching_defs_necessary_1): New helper function.
18941 (mark_aliased_reaching_defs_necessary): Likewise.
18942 (mark_all_reaching_defs_necessary_1): Likewise.
18943 (mark_all_reaching_defs_necessary): Likewise.
18944 (propagate_necessity): Do not process virtual PHIs. For
18945 non-aliased loads mark all reaching definitions as necessary.
18946 For aliased loads and stores mark the immediate dominating
18947 aliased clobbers as necessary.
18948 (visited): New global static.
18949 (perform_tree_ssa_dce): Free visited bitmap after propagating
18951 (remove_dead_phis): Perform simple dead virtual PHI removal.
18952 (remove_dead_stmt): Properly unlink virtual operands when
18954 (eliminate_unnecessary_stmts): Schedule PHI removal after
18956 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18957 (process_replaceable): Likewise.
18958 (find_replaceable_in_bb): Likewise.
18959 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18960 based on the single gimple vop.
18961 (verify_flow_insensitive_alias_info): Remove.
18962 (verify_flow_sensitive_alias_info): Likewise.
18963 (verify_call_clobbering): Likewise.
18964 (verify_memory_partitions): Likewise.
18965 (verify_alias_info): Likewise.
18966 (verify_ssa): Adjust..
18967 (execute_update_addresses_taken): Export. Update SSA
18968 manually. Optimize only when optimizing. Use a local bitmap.
18969 (pass_update_address_taken): Remove TODO_update_ssa, add
18971 (pass_update_address_taken): Just use TODO_update_address_taken.
18972 (init_tree_ssa): Do not initialize addressable_vars.
18973 (verify_ssa): Verify new VUSE / VDEF properties.
18974 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18975 Do not call verify_alias_info.
18976 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18977 Do not free the loaded and stored syms bitmaps. Reset the escaped
18978 and callused solutions. Do not free addressable_vars.
18979 Remove memory-tag related code.
18980 (warn_uninitialized_var): Aliases are always available.
18981 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18982 * lambda-code.c (can_put_in_inner_loop): Adjust.
18983 (can_put_after_inner_loop): Likewise.
18984 (perfect_nestify): Likewise.
18985 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18986 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18987 (vectorizable_conversion): Do not mark symbols for renaming.
18988 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18989 (expand_call_inline): Unlink the calls virtual operands before
18991 (tree_function_versioning): Do not call update_ssa if we are not
18992 updating clones. Simplify.
18993 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18994 (propagate_with_phi): Likewise..
18995 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18996 clobber code. Assert we are not aliased or global.
18997 * tree-flow.h: Include tree-ssa-alias.h
18998 (enum escape_type): Remove.
18999 (struct mem_sym_stats_d): Likewise.
19000 (struct mem_ref_stats_d): Likewise.
19001 (struct gimple_df): Add vop member. Remove global_var,
19002 call_clobbered_vars, call_used_vars, addressable_vars,
19003 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19004 escaped and callused members.
19005 (struct ptr_info_def): Remove all members, add points-to solution
19007 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19008 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19009 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19010 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19011 (tree-ssa-alias.o): Likewise.
19012 (toplev.o): Add tree-ssa-alias.h
19013 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19014 * gimple.c (gimple_set_bb): Fix off-by-one error.
19015 (is_gimple_reg): Do not handle memory tags.
19016 (gimple_copy): Also copy virtual operands.
19017 Delay updating the statement. Do not reset loaded and stored syms.
19018 (gimple_set_stored_syms): Remove.
19019 (gimple_set_loaded_syms): Likewise.
19020 (gimple_call_copy_skip_args): Copy the virtual operands
19021 and mark the new statement modified.
19022 * tree-ssa-structalias.c (may_alias_p): Remove.
19023 (set_uids_in_ptset): Take the alias set to prune with as
19024 parameter. Fold in the alias test of may_alias_p.
19025 (compute_points_to_sets): Compute whether a ptr is dereferenced
19026 in a local sbitmap.
19027 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19028 other ADDRESSOF constraints on the lhs.
19029 (get_constraint_for_component_ref): Assert that we don't get
19030 ADDRESSOF constraints from the base of the reference.
19031 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19032 (struct variable_info): Remove collapsed_to member.
19033 (get_varinfo_fc): Remove.
19034 (new_var_info): Do not set collapsed_to.
19035 (dump_constraint): Do not follow cycles.
19036 (dump_constraint_graph): Likewise.
19037 (build_pred_graph): Likewise.
19038 (build_succ_graph): Likewise.
19039 (rewrite_constraints): Likewise.
19040 (do_simple_structure_copy): Remove.
19041 (do_rhs_deref_structure_copy): Remove.
19042 (do_lhs_deref_structure_copy): Remove.
19043 (collapse_rest_of_var): Remove.
19044 (do_structure_copy): Re-implement.
19045 (pta_stats): New global variable.
19046 (dump_pta_stats): New function.
19047 (struct constraint_expr): Make offset signed.
19048 (UNKNOWN_OFFSET): Define special value.
19049 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19050 (solution_set_expand): New helper function split out from ...
19051 (do_sd_constraint): ... here.
19052 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19053 (do_ds_constraint): Likewise.
19054 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19055 and CALLUSED = *CALLUSED.
19056 (set_union_with_increment): Make inc argument signed.
19057 (type_safe): Remove.
19058 (get_constraint_for_ptr_offset): Handle unknown and negative
19060 (first_vi_for_offset): Handle offsets before start. Bail
19061 out early for offsets beyond the variable extent.
19062 (first_or_preceding_vi_for_offset): New function.
19063 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19064 Together with ESCAPED = *ESCAPED this properly computes reachability.
19065 (find_what_var_points_to): New function.
19066 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19067 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19068 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19069 pt_solutions_intersect): New functions.
19070 (compute_call_used_vars): Remove.
19071 (compute_may_aliases): New main entry into PTA computation.
19072 * gimple.h (gimple_p): New typedef.
19073 (struct gimple_statement_base): Remove references_memory_p.
19074 (struct gimple_statement_with_memory_ops_base): Remove
19075 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19077 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19078 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19079 gimple_set_references_memory): Remove.
19080 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19081 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19083 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19084 (verify_expr): Allow RESULT_DECL.
19085 (gimple_duplicate_bb): Do not copy virtual operands.
19086 (gimple_duplicate_sese_region): Adjust.
19087 (gimple_duplicate_sese_tail): Likewise.
19088 (mark_virtual_ops_in_region): Remove.
19089 (move_sese_region_to_fn): Do not call it.
19090 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19091 and pass_simple_dse.
19092 (execute_function_todo): Handle TODO_update_address_taken,
19093 call execute_update_addresses_taken for TODO_rebuild_alias.
19094 (execute_todo): Adjust.
19095 (execute_one_pass): Init dump files early.
19096 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19098 (create_general_new_stmt): Clear vops.
19099 * tree-ssa-reassoc.c (get_rank): Adjust.
19100 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19101 symbols for renaming.
19102 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19103 (PARAM_AVG_ALIASED_VOPS): Likewise.
19104 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19105 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19106 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19107 (operand_build_cmp, copy_virtual_operands,
19108 create_ssa_artificial_load_stmt, add_to_addressable_set,
19109 gimple_add_to_addresses_taken): Remove public functions.
19110 (unlink_stmt_vdef): New function.
19112 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19114 * config.gcc (powerpc-*-linux*): Merge variants.
19116 2009-04-02 Chao-ying Fu <fu@mips.com>
19117 James Grosbach <james.grosbach@microchip.com>
19119 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19120 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19122 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19123 keep_interrupts_masked_p, use_debug_exception_return_p.
19124 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19125 keep_interrupts_masked, use_debug_exception_return.
19126 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19127 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19129 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19130 (mips_print_operand): Process COP0 registers to print $0 .. $31
19131 correctly for GAS to process.
19132 (mips_interrupt_extra_call_saved_reg_p): New function.
19133 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19135 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19136 (mips_compute_frame_info): Add supports for interrupt context that
19137 includes doubleword accumulators and COP0 registers.
19138 (mips_for_each_saved_acc): New function.
19139 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19140 mips_for_each_saved_reg.
19141 (mips_save_reg): Save accumulators.
19142 (mips_kernel_reg_p): A new for_each_rtx callback.
19143 (mips_expand_prologue): Support interrupt handlers.
19144 (mips_restore_reg): Restore accumulators.
19145 (mips_expand_epilogue): Support interrupt handlers.
19146 (mips_can_use_return_insn): Return false for interrupt handlers.
19147 (mips_epilogue_uses): New function.
19148 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19149 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19150 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19151 cop0_move): New instructions.
19152 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19153 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19155 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19157 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19158 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19159 interrupt handlers, we use K0 as the temporary register.
19160 (EPILOGUE_USES): Change to a function call.
19161 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19162 handlers, we use K0 as the temporary register.
19164 * doc/extend.texi (Function Attributes): Document interrupt,
19165 use_shadow_register_set, keep_interrupts_masked,
19166 use_debug_exception_return for MIPS attributes.
19168 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19170 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19171 Remove a number of t-files from tmake_file.
19172 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19173 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19174 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19175 target_prototype, not TARGET_PROTOTYPE.
19176 (LINK_OS_GNU_SPEC): Define.
19177 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19178 and darwin-ldoubdle.c.
19180 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19183 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19184 (cpp_options): Ditto.
19185 (default_compilers): Ditto.
19186 (display_help): Ditto.
19187 (process_command): Ditto.
19188 (do_spec_1): Ditto.
19189 (set_input): Use lbasename instead of duplicate code.
19190 (save_temps_prefix): New static for -save-temps=obj.
19191 (save_temps_length): Ditto.
19193 * doc/invoke.texi (-save-temps=obj): Document new variant to
19194 -save-temps switch.
19196 2009-04-02 Jeff Law <law@redhat.com>
19198 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19201 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19203 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19204 * configure: Regenerated.
19206 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19208 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19209 share the argument list.
19211 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19215 2009-02-12 Diego Novillo <dnovillo@google.com>
19217 * varpool.c (debug_varpool): New.
19218 * cgraph.h (debug_varpool): Declare.
19220 2009-04-02 Jan Hubicka <jh@suse.cz>
19222 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19225 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19227 * config/i386/i386.c (ix86_abi): Move initialization to ...
19228 (override_options): Here.
19230 2009-04-02 Christian Bruel <christian.bruel@st.com>
19232 * config/sh/sh.c (sh_dwarf_register_span): New function.
19233 (TARGET_DWARF_REGISTER_SPAN): Define.
19234 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19236 2009-04-02 Ira Rosen <irar@il.ibm.com>
19238 PR tree-optimization/39595
19239 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19240 interleaved loads group is not greater than the SLP group size.
19242 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19244 * builtins.c (is_builtin_name): New.
19245 (called_as_built_in): Use is_builtin_name.
19246 * tree.h (is_builtin_name): New.
19247 * varasm.c (incorporeal_function_p): Use is_builtin_name
19249 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19251 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19253 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19256 * c-decl.c (clone_underlying_type): Move this ...
19257 * c-common.c (set_underlying_type): ... here.
19258 Also, make sure the function properly sets TYPE_STUB_DECL() on
19259 the newly created typedef variant type.
19260 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19261 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19264 2009-04-02 Richard Guenther <rguenther@suse.de>
19266 PR tree-optimization/37221
19267 * tree-flow.h (degenerate_phi_result): Declare.
19268 * tree-ssa-dom.c (degenerate_phi_result): Export.
19269 * tree-scalar-evolution.c (analyze_initial_condition): If
19270 the initial condition is defined by a degenerate PHI node
19271 use the degenerate value.
19273 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19275 PR rtl-optimization/39588
19276 * combine.c (merge_outer_ops): Do not set the constant when this
19278 (simplify_shift_const_1): Do not modify it either in this case.
19280 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19282 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19283 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19285 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19288 * c-lex.c (interpret_float): Default (no suffix) is double.
19290 2009-04-1 Xinliang David Li <davidxl@google.com>
19292 * config/i386/i386.c (legitimate_constant_p): Recognize
19293 all one vector constant.
19295 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19297 * config/vax/vax.c: Add #includes to silence warnings.
19298 Change #include order to silence two warnings.
19300 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19302 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19303 (ASM_SPEC): Pass -k to the assembler for PIC code.
19305 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19307 * config.gcc: Add vax-*-linux* to the switch.
19308 * config/vax/linux.h: New file. (TARGET_VERSION,
19309 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19311 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19313 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19314 Use predicate macros instead of GET_CODE() == foo.
19315 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19316 ashlsi3, rotrsi3, <unnamed>): Likewise.
19318 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19320 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19321 jbbccihi, jbbccisi): Remova trailing whitespace.
19322 * config/vax/constraints.md: Likewise.
19323 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19324 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19325 * config/vax/predicates.md: Likewise.
19326 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19327 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19328 * config/vax/vax.h: Likewise.
19329 * config/vax/vax.md (nonlocal_goto): Likewise.
19331 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19333 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19334 (indirectable_address_p, adjacent_operands_p): Add spaces around
19336 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19338 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19340 * config/vax/vax.c (legitimate_constant_address_p,
19341 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19342 index_term_p, reg_plus_index_p, legitimate_address_p,
19343 vax_mode_dependent_address_p): Update comments to match functions
19344 modified by the recent int->bool conversion.
19346 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19348 * config/vax/builtins.md: Update copyright message.
19349 * config/vax/constraints.md: Likewise.
19350 * config/vax/netbsd-elf.h: Likewise.
19351 * config/vax/predicates.md: Likewise.
19352 * config/vax/vax-protos.h: Likewise.
19353 * config/vax/vax.c: Likewise.
19354 * config/vax/vax.h: Likewise.
19355 * config/vax/vax.md: Likewise.
19356 * config/vax/vax.opt: Likewise.
19358 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19360 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19361 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19362 * config/vax/constraints.md (B, R): Likewise.
19363 * config/vax/predicates.md (external_memory_operand,
19364 nonimmediate_addsub_di_operand): Likewise.
19365 * config/vax/vax.c (vax_output_int_add): Likewise.
19366 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19367 untyped_call): Likewise.
19369 2009-04-01 Matt Thomas <matt@3am-software.com>
19371 * config/vax/predicates.md: New file.
19372 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19373 external_const_operand, nonsymbolic_operand, external_memory_operand,
19374 indirect_memory_operand, indexed_memory_operand,
19375 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19376 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19378 * config/vax/constraints.md: New file.
19379 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19381 * config/vax/builtins.md: New file.
19382 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19383 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19385 * config/vax/vax.opt (mqmath): Add option.
19386 * config/vax/vax.md (isfx): Extend with DI.
19387 (VAXintQH, VAXintQHSD): Define.
19388 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19389 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19390 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19391 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19392 (movdi): Update constraints and use vax_output_int_move().
19393 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19394 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19395 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19396 nonlocal_goto): New.
19397 (mov<mode>): Extend accepted operand types.
19398 (subdi3_old): Rename from subdi3, change update constraints and use
19399 a new implementation.
19400 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19401 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19402 MOVE_RATIO, CLEAR_RATIO): Define.
19403 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19404 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19405 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19406 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19407 (split_quadword_operands): Make static and really allow variable
19409 (print_operand_address): Update for PIC generation.
19410 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19411 indexable_address_p, fixup_mathdi_operand,
19412 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19413 (vax_float_literal, legitimate_constant_p,
19414 indirectable_constant_address_p, index_term_p,
19415 reg_plus_index_p): Return bool instead of int.
19416 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19418 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19420 (vax_output_conditional_branch): Indent.
19421 (legitimate_constant_address_p, indirectable_constant_address_p,
19422 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19423 vax_mode_dependent_address_p): Return bool instead of int, update for
19425 * config/vax/vax-protos.h (legitimate_constant_address_p,
19426 legitimate_constant_p, legitimate_address_p,
19427 vax_mode_dependent_address_p): Change declaration to bool.
19428 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19429 vax_expand_addsub_di_operands, vax_output_int_subtract,
19430 vax_output_movmemsi): Declare.
19431 (split_quadword_operands, vax_float_literal): Delete declaration.
19432 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19433 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19434 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19435 ASM_OUTPUT_DWARF_PCREL): Define.
19436 (ASM_SPEC): Change definition to allow PIC generation.
19438 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19440 * doc/sourcebuild.texi: Update front-end requirements.
19442 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19445 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19446 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19447 (booldi3_internal3): Use boolean_or_operator instead of
19450 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19453 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19454 declarator whose size is not an integer constant expression but
19455 folds to an integer constant, then treat it as a constant
19458 2009-04-01 Richard Guenther <rguenther@suse.de>
19460 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19461 i * 4 + 2 to (i * 2 + 1) * 2.
19463 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19466 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19467 return if c_parser_asm_string_literal returned NULL.
19469 2009-04-01 Nick Clifton <nickc@redhat.com>
19471 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19473 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19474 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19475 other typedefs to avoid conflicts with libgcc2.c. Define labels
19476 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19478 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19479 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19482 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19484 * varasm.c (default_function_rodata_section): Declare DOT as
19487 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19488 Andrey Galkin <agalkin@hypercom.com>
19491 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19492 Make object_name unique for each process.
19494 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19497 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19498 addressable variables in the parallel that could go out of scope while
19499 running queued tasks.
19501 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19503 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19504 (CASE_VALUES_THRESHOLD): Redefine.
19505 * config/avr/avr.c (avr_override_options): Remove initialization of
19506 avr_case_values_threshold variable.
19507 (avr_case_values_threshold): Remove variable. Add new function.
19508 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19509 * config/avr/avr.opt (mno-tablejump): Remove option.
19510 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19512 2009-04-01 DJ Delorie <dj@redhat.com>
19514 * varasm.c (default_function_rodata_section): Don't assume
19515 anything about where the first '.' in the section name is.
19517 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19519 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19520 rs6000_emit_stack_tie.
19522 2009-03-31 Ian Lance Taylor <iant@google.com>
19524 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19525 gimple_code with GIMPLE_RESX, not RESX.
19527 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19529 * c-common.c (c_get_ident): New.
19530 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19532 2009-04-01 Ben Elliston <bje@au.ibm.com>
19534 * config/rs6000/sysv4.opt (msdata): Improve option description.
19536 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19538 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19539 (divdf3_internal_lat): Remove.
19540 (divxf3_internal_lat): Remove.
19541 (divxf3_internal_thr): Remove.
19542 (divxf): Use divxf3_internal.
19543 * config/ia64/div.md (divsf3_internal_lat): New.
19544 (divdf3_internal_lat): New.
19545 (divxf3_internal): New.
19547 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19550 * Makefile.in (USE_GCC_STDINT): Define.
19551 (stmp-int-hdrs): Install stdint.h if applicable.
19552 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19554 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19555 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19556 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19557 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19558 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19559 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19560 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19561 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19562 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19563 (c_common_nodes_and_builtins): Initialize
19564 underlying_wchar_type_node. Do not initialize
19565 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19566 nodes for new types.
19567 (c_stddef_cpp_builtins): Define macros for new types.
19568 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19570 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19571 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19572 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19573 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19574 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19575 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19576 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19577 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19578 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19579 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19580 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19581 int16_type_node, int32_type_node, int64_type_node,
19582 uint8_type_node, uint16_type_node, c_uint32_type_node,
19583 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19584 int_least32_type_node, int_least64_type_node,
19585 uint_least8_type_node, uint_least16_type_node,
19586 uint_least32_type_node, uint_least64_type_node,
19587 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19588 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19589 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19590 uintptr_type_node): Define.
19591 * c-cppbuiltin.c (builtin_define_constants,
19592 builtin_define_type_minmax): New.
19593 (builtin_define_stdint_macros): Define more macros.
19594 (c_cpp_builtins): Define more limit macros.
19595 (type_suffix): New.
19596 (builtin_define_type_max): Define in terms of
19597 builtin_define_type_minmax. Remove is_long parameter. All
19599 * config.gcc (use_gcc_stdint): Define.
19600 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19601 Add newlib-stdint.h for generic targets.
19602 * config/glibc-stdint.h, config/newlib-stdint.h,
19603 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19604 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19605 * config/score/score.h (UINTPTR_TYPE): Define.
19606 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19607 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19608 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19609 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19610 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19611 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19612 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19613 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19614 * config/spu/spu.h (STDINT_LONG32): Define.
19615 * configure.ac (use_gcc_stdint): Substitute.
19616 * configure: Regenerate.
19617 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19618 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19619 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19620 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19621 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19622 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19623 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19624 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19625 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19626 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19627 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19628 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19629 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19630 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19631 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19632 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19633 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19634 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19635 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19636 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19637 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19638 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19639 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19640 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19641 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19642 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19643 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19644 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19645 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19647 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19649 * loop-iv.c (suitable_set_for_replacement): Renamed from
19650 simplify_using_assignment; changed to return bool and to accept new
19651 args DEST and SRC. Return true iff we find a source/destination pair
19652 that can be used to make a replacement, and fill SRC and DEST if so.
19653 Remove arg ALTERED. Don't deal with altered regs here. All callers
19655 (simplify_using_initial_values): Deal with altered regs here and track
19656 more precisely the effect they have on the validity of our expression.
19658 * loop-iv.c (simplify_using_condition): A condition of the form
19659 (EQ REG CONST) can be used to simply make a substitution.
19660 (simplify_using_initial_values): Keep track of conditions we have seen
19661 and keep using them to simplify new expressions, while applying the
19662 same substitutions to them as to the expression.
19664 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19665 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19668 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19669 changed. Use this when trying to improve the upper bound.
19670 Generate the comparison by using simplify_gen_relational.
19672 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19674 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19676 (simplify_using_assignment, simplify_using_initial_values): Call
19677 replace_in_expr to make replacements. Call replace_single_def_regs
19678 once on the initial version of the expression.
19680 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19683 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19685 2009-03-31 Richard Guenther <rguenther@suse.de>
19687 PR middle-end/31029
19688 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19689 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19691 2009-03-31 Richard Guenther <rguenther@suse.de>
19693 * tree.h (div_if_zero_remainder): Declare.
19694 * fold-const.c (div_if_zero_remainder): Export.
19695 * tree-ssa-forwprop.c
19696 (forward_propagate_addr_into_variable_array_index): Handle
19697 constant array index addition outside of the variable index.
19699 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19702 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19703 define_splits, floatunssi<mode>2): Require x87 conversions from
19704 DImode to be permitted.
19706 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19708 PR preprocessor/15638
19709 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19711 2009-03-31 Richard Guenther <rguenther@suse.de>
19713 PR middle-end/23401
19714 PR middle-end/27810
19715 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19716 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19717 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19718 a separate statement.
19719 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19720 (lookup_tmp_var): Likewise.
19721 (is_gimple_formal_tmp_or_call_rhs): Remove.
19722 (is_gimple_reg_or_call_rhs): Rename to ...
19723 (is_gimple_reg_rhs_or_call): ... this.
19724 (is_gimple_mem_or_call_rhs): Rename to ...
19725 (is_gimple_mem_rhs_or_call): ... this.
19726 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19727 DECL_GIMPLE_REG_P only if is_formal is true.
19728 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19729 for non-proper post-modify expression gimplification.
19730 (gimplify_self_mod_expr): For post-modify expressions gimplify
19731 the lvalue to a minimal lvalue.
19732 (rhs_predicate_for): Remove formal temp case.
19733 (gimplify_modify_expr_rhs): Likewise.
19734 (gimplify_addr_expr): Use is_gimple_reg.
19735 (gimplify_expr): Remove formal temp cases.
19736 (gimple_regimplify_operands): Likewise.
19737 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19738 and FILTER_EXPR like constants.
19739 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19741 (is_gimple_formal_tmp_rhs): Remove.
19742 (is_gimple_reg_rhs): Remove special casing.
19743 (is_gimple_mem_rhs): Fix.
19744 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19745 (is_gimple_formal_tmp_var): Remove.
19746 (is_gimple_formal_tmp_reg): Likewise.
19747 (is_gimple_min_lval): Allow invariant component ref parts.
19748 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19749 is_gimple_formal_tmp_reg): Remove declarations.
19750 * tree-cfg.c (verify_expr): Verify that variables with address
19751 taken do not have DECL_GIMPLE_REG_P set.
19752 * tree-mudflap.c (mf_build_check_statement_for): Use
19753 force_gimple_operand instead of gimplify_expr.
19755 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19757 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19758 schedulable rows to compute_split_row.
19760 2009-03-31 Ben Elliston <bje@au.ibm.com>
19763 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19766 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19768 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19769 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19770 * configure: Regenerate.
19771 * config.in: Regenerate.
19772 * config/rs6000/rs6000.opt (mtls-markers): Add.
19773 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19774 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19775 (tls_ld_aix, tls_ld_sysv): Likewise.
19776 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19777 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19779 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19781 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19783 2009-03-30 Jan Hubicka <jh@suse.cz>
19785 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19787 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19788 detection and label handling.
19790 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19792 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19793 left_conflicts_size.
19794 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19795 ALLOCNO_LEFT_CONFLICTS_SIZE.
19797 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19798 remove_allocno_from_bucket_and_push,
19799 allocno_spill_priority_compare, push_allocnos_to_stack,
19800 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19801 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19802 (setup_allocno_left_conflicts_num): Ditto. Rename to
19803 setup_allocno_left_conflicts_size.
19804 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19805 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19806 setup_allocno_left_conflicts_size instead of
19807 setup_allocno_left_conflicts_num.
19809 * ira-build.c (ira_create_allocno): Use
19810 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19811 ALLOCNO_LEFT_CONFLICTS_NUM.
19813 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19815 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19816 instead of DF_LR_OUT.
19818 * ira-lives.c (process_bb_node_lives): Ditto.
19820 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19821 instead of DF_LR_{OUT,IN}.
19823 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19825 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19827 2009-03-30 Jan Hubicka <jh@suse.cz>
19829 * except.c (label_to_region_map): Fix thinko.
19831 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19833 PR middle-end/38237
19834 * tree.h (tree_find_value): New declaration.
19835 * tree.c (tree_find_value): New function.
19836 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19838 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19841 * c-decl.c (struct c_binding): Add locus field.
19842 (bind): Add locus argument, set locus field from it.
19843 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19844 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19845 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19846 implicitly_declare, undeclared_variable, lookup_label,
19847 declare_label, c_make_fname_decl, c_builtin_function,
19848 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19851 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19854 * config/i386/i386.c (classify_argument): Check total size of
19857 2009-03-30 Martin Jambor <mjambor@suse.cz>
19859 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19860 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19861 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19864 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19865 seen_variable_array_ref while also traversing a union.
19867 * tree-inline.c (optimize_inline_calls): Do not call
19868 cgraph_node_remove_callees.
19869 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19870 (pass_remove_cgraph_callee_edges): New variable.
19871 * passes.c (init_optimization_passes): Add
19872 pass_remove_cgraph_callee_edges after early inlining and before all
19873 late intraprocedural passes.
19875 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19877 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19879 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19880 Fix typos in names.
19882 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19884 * combine.c (simplify_comparison): Use have_insn_for.
19885 * dojump.c (do_jump): Likewise.
19887 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19889 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19890 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19891 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19892 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19893 instead of sparc_compare_emitted.
19894 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19895 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19896 instead of sparc_compare_emitted.
19898 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19900 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19901 enter/exit cfglayout mode.
19902 (pass_partition_block): Require it.
19903 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19904 (combine_instructions): Track basic blocks instead of labels.
19905 (update_cfg_for_uncondjump): New.
19906 (try_combine): Use it. Update jumps after rescanning.
19907 (pass_combine): Require PROP_cfglayout.
19908 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19912 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19913 Provide/destroy PROP_cfglayout respectively.
19914 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19915 * tree-pass.h (PROP_cfglayout): New.
19917 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19919 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19920 fold_convert_const_fixed_from_fixed,
19921 fold_convert_const_fixed_from_int,
19922 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19923 set TREE_CONSTANT_OVERFLOW.
19924 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19925 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19927 2009-03-30 Ira Rosen <irar@il.ibm.com>
19929 * tree-vect-loop-manip.c: New file.
19930 * tree-vectorizer.c: Update documentation and included files.
19931 (vect_loop_location): Make extern.
19932 (rename_use_op): Move to tree-vect-loop-manip.c
19933 (rename_variables_in_bb, rename_variables_in_loop,
19934 slpeel_update_phis_for_duplicate_loop,
19935 slpeel_update_phi_nodes_for_guard1,
19936 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19937 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19938 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19939 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19940 find_loop_location): Likewise.
19941 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19942 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19943 get_vectype_for_scalar_type, vect_is_simple_use,
19944 supportable_widening_operation, supportable_narrowing_operation):
19946 (bb_in_loop_p): Move to tree-vect-loop.c.
19947 (new_loop_vec_info, destroy_loop_vec_info,
19948 reduction_code_for_scalar_code, report_vect_op,
19949 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19950 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19951 (vect_supportable_dr_alignment): Likewise.
19952 * tree-vectorizer.h (tree-data-ref.h): Include.
19953 (vect_loop_location): Declare.
19954 Reorganize function declarations according to the new file structure.
19955 * tree-vect-loop.c: New file.
19956 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19957 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19958 * tree-vect-data-refs.c: New file.
19959 * tree-vect-patterns.c (timevar.h): Don't include.
19960 * tree-vect-stmts.c: New file.
19961 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19962 tree-vect-slp.c, tree-vect-loop.c.
19963 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19964 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19965 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19966 (tree-vect-analyze.o): Remove.
19967 (tree-vect-transform.o): Likewise.
19968 (tree-vect-data-refs.o): Add rule.
19969 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19970 tree-vect-slp.o): Likewise.
19971 (tree-vect-patterns.o): Remove redundant dependencies.
19972 (tree-vectorizer.o): Likewise.
19973 * tree-vect-slp.c: New file.
19975 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19977 * optc-gen.awk: Warn if an option flag has multiple different
19980 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19982 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19983 -floop-block): Document dependences on PPL, CLooG and Graphite.
19985 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19987 PR rtl-optimization/323
19988 * c-common.c (c_fully_fold, convert_and_check,
19989 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19990 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19991 * c-common.def (EXCESS_PRECISION_EXPR): New.
19992 * c-cppbuiltin.c (builtin_define_float_constants): Define
19993 constants with enough digits for long double.
19994 * c-lex.c (interpret_float): Interpret constant with excess
19995 precision where appropriate.
19996 * c-opts.c (c_common_post_options): Set
19997 flag_excess_precision_cmdline. Give an error for
19998 -fexcess-precision=standard for C++ for processors where the
19999 option is significant.
20000 * c-parser.c (c_parser_conditional_expression): Handle excess
20001 precision in condition.
20002 * c-typeck.c (convert_arguments): Handle arguments with excess
20004 (build_unary_op): Move excess precision outside operation.
20005 (build_conditional_expr): Likewise.
20006 (build_compound_expr): Likewise.
20007 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20008 (build_modify_expr): Handle excess precision in RHS.
20009 (convert_for_assignment): Handle excess precision in converted
20011 (digest_init, output_init_element, process_init_element): Handle
20012 excess precision in initializer.
20013 (c_finish_return): Handle excess precision in return value.
20014 (build_binary_op): Handle excess precision in operands and add
20015 excess precision as needed for operation.
20016 * common.opt (-fexcess-precision=): New option.
20017 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20018 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20019 For standard excess precision, output explicit conversion to and
20020 truncation from XFmode.
20021 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20022 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20023 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20024 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20025 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20026 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20027 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20028 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20029 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20030 define_splits, sqrt<mode>2): Disable where appropriate for
20031 standard excess precision.
20032 * convert.c (convert_to_real): Do not shorten arithmetic to type
20033 for which excess precision would be used.
20034 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20035 * doc/invoke.texi (-fexcess-precision=): Document option.
20036 (-mfpmath=): Correct index entry.
20037 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20038 flag_excess_precision): New.
20039 * langhooks.c (lhd_post_options): Set
20040 flag_excess_precision_cmdline.
20041 * opts.c (common_handle_option): Handle -fexcess-precision=.
20042 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20043 init_excess_precision): New.
20044 (lang_dependent_init_target): Call init_excess_precision.
20045 * tree.c (excess_precision_type): New.
20046 * tree.h (excess_precision_type): Declare.
20048 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20051 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20052 non-lvalue to component.
20054 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20056 PR preprocessor/34695
20057 * Makefile.in (c-opts.o): Depend on c-tree.h.
20058 * c-common.c: Move down include of diagnostic.h.
20059 (done_lexing, c_cpp_error): New.
20060 * c-common.h (done_lexing): Declare.
20061 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20063 * c-opts.c: Include c-tree.h.
20064 (c_common_init_options): Set preprocessor error callback.
20065 (c_common_handle_option): Do not set preprocessor
20066 inhibit_warnings, warnings_are_errors, warn_system_headers,
20067 pedantic_errors or inhibit_warnings flags.
20068 (c_common_post_options): Do not check cpp_errors (parse_in).
20069 (c_common_finish): Do not output dependencies if there were
20070 errors. Do not check return value of cpp_finish.
20071 * c-ppoutput.c (pp_file_change): Set input_location.
20072 * c-tree.h (c_cpp_error): Declare.
20073 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20075 (diagnostic_build_prefix): Check override_column.
20076 * diagnostic.h (diagnostic_info): Add override_column field.
20077 (diagnostic_override_column): Define.
20079 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20081 * c-common.c (c_expand_expr, c_staticp): Remove.
20082 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20083 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20084 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20085 * c-gimplify.c (gimplify_compound_literal_expr,
20086 optimize_compound_literals_in_ctor): Remove.
20087 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20088 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20089 * c-semantics.c (emit_local_var): Remove.
20091 * langhooks-def.h (lhd_expand_expr): Remove.
20092 * langhooks.c (lhd_expand_expr): Remove.
20093 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20095 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20096 handling from c-semantics.c; don't call into langhook.
20097 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20098 * gimplify.c (gimplify_compound_literal_expr,
20099 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20100 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20101 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20102 as was done in c-gimplify.c.
20103 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20104 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20105 Move from c-common.h.
20106 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20108 * tree.c (staticp): Do not call langhook.
20109 * langhooks.c (lhd_staticp): Delete.
20110 * langhooks-def.h (lhd_staticp): Delete prototype.
20111 (LANG_HOOKS_STATICP): Delete.
20112 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20114 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20115 instead of DECL_STMTs.
20117 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20125 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20127 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20128 contained expression.
20129 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20130 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20131 conditional expressions for C.
20132 (decl_constant_value_for_optimization): Move from
20133 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20134 whether optimizing and that the expression is a VAR_DECL not of
20135 array type instead of doing such checks in the caller. Do not
20136 check pedantic. Call gcc_unreachable for C++.
20137 * c-common.def (C_MAYBE_CONST_EXPR): New.
20138 * c-common.h (c_fully_fold, c_save_expr,
20139 decl_constant_value_for_optimization): New prototypes.
20140 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20141 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20142 EXPR_INT_CONST_OPERANDS): Define.
20143 * c-convert.c (convert): Strip nops from expression.
20144 * c-decl.c (groktypename): Take extra parameters expr and
20145 expr_const_operands. Update call to grokdeclarator.
20146 (start_decl): Update call to grokdeclarator. Add statement for
20147 expressions used in type of decl.
20148 (grokparm): Update call to grokdeclarator.
20149 (push_parm_decl): Update call to grokdeclarator.
20150 (build_compound_literal): Add parameter non_const and build a
20151 C_MAYBE_COSNT_EXPR if applicable.
20152 (grokdeclarator): Take extra parameters expr and
20153 expr_const_operands. Track expressions used in declaration
20154 specifiers and declarators. Fold array sizes and track whether
20155 they are constant expressions and whether they are integer
20156 constant expressions.
20157 (parser_xref_tag): Set expr and expr_const_operands fields in
20159 (grokfield): Update call to grokdeclarator.
20160 (start_function): Update call to grokdeclarator.
20161 (build_null_declspecs): Set expr and expr_const_operands fields in
20163 (declspecs_add_type): Handle expressions in typeof specifiers.
20164 * c-parser.c (c_parser_declspecs): Set expr and
20165 expr_const_operands fields for declaration specifiers.
20166 (c_parser_enum_specifier): Likewise.
20167 (c_parser_struct_or_union_specifier): Likewise.
20168 (c_parser_typeof_specifier): Likewise. Update call to
20169 groktypename. Fold expression as needed. Return expressions with
20170 type instead of adding statements.
20171 (c_parser_attributes): Update calls to c_parser_expr_list.
20172 (c_parser_statement_after_labels): Fold expression before passing
20173 to objc_build_throw_stmt.
20174 (c_parser_condition): Fold expression.
20175 (c_parser_asm_operands): Fold expression.
20176 (c_parser_conditional_expression): Use c_save_expr. Update call
20177 to build_conditional_expr.
20178 (c_parser_alignof_expression): Update call to groktypename.
20179 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20180 original_code. Fold expression argument of va_arg. Create
20181 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20182 argument to va_arg. Update calls to groktypename. Fold array
20183 index for offsetof. Verify that first argument to
20184 __builtin_choose_expr has integer type.
20185 (c_parser_postfix_expression_after_paren_type): Update calls to
20186 groktypename and build_compound_literal. Handle expressions with
20187 side effects in type name.
20188 (c_parser_postfix_expression_after_primary): Update call to
20189 c_parser_expr_list. Set original_code for calls to
20190 __builtin_constant_p.
20191 (c_parser_expr_list): Take extra parameter fold_p. Fold
20192 expressions if requested.
20193 (c_parser_objc_type_name): Update call to groktypename.
20194 (c_parser_objc_synchronized_statement): Fold expression.
20195 (c_parser_objc_receiver): Fold expression.
20196 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20197 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20198 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20199 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20200 (struct c_typespec): Add elements expr and expr_const_operands.
20201 (struct c_declspecs): Add elements expr and expr_const_operands.
20202 (groktypename, build_conditional_expr, build_compound_literal):
20204 (in_late_binary_op): Declare.
20205 * c-typeck.c (note_integer_operands): New function.
20206 (in_late_binary_op): New variable.
20207 (decl_constant_value_for_broken_optimization): Move to c-common.c
20208 and rename to decl_constant_value_for_optimization.
20209 (default_function_array_conversion): Do not strip nops.
20210 (default_conversion): Do not call
20211 decl_constant_value_for_broken_optimization.
20212 (build_array_ref): Do not fold result.
20213 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20214 result when operand is a VLA.
20215 (c_expr_sizeof_type): Update call to groktypename. Handle
20216 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20217 result when operand names a VLA type.
20218 (build_function_call): Update call to build_compound_literal.
20219 Only fold result for calls to __builtin_* functions. Strip
20220 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20221 the function designator.
20222 (convert_arguments): Fold arguments. Update call to
20223 convert_for_assignment.
20224 (build_unary_op): Handle increment and decrement of
20225 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20226 decrement earlier. Fold operand of increment and decrement.
20227 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20228 built for integer operand. Wrap returns that are INTEGER_CSTs
20229 without being integer constant expressions or that have integer
20230 constant operands without being INTEGER_CSTs.
20231 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20232 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20233 result is an integer constant expression or can be used in
20234 unevaluated parts of one and avoid folding and wrap as
20235 appropriate. Fold operands before possibly doing -Wsign-compare
20237 (build_compound_expr): Wrap result for C99 if operands can be used
20238 in integer constant expressions.
20239 (build_c_cast): Update call to digest_init. Do not ignore
20240 overflow from casting floating-point constants to integers. Wrap
20241 results that could be confused with integer constant expressions,
20242 null pointer constants or floating-point constants.
20243 (c_cast_expr): Update call to groktypename. Handle expressions
20244 included in type name.
20245 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20246 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20247 Update calls to convert_for_assignment.
20248 (convert_for_assignment): Take new parameter
20249 null_pointer_constant. Do not strip nops or call
20250 decl_constant_value_for_broken_optimization. Set
20251 in_late_binary_op for conversions to boolean.
20252 (store_init_value): Update call to digest_init.
20253 (digest_init): Take new parameter null_pointer_constant. Do not
20254 call decl_constant_value_for_broken_optimization. pedwarn for
20255 initializers not constant expressions. Update calls to
20256 convert_for_assignment.
20257 (constructor_nonconst): New.
20258 (struct constructor_stack): Add nonconst element.
20259 (really_start_incremental_init, push_init_level, pop_init_level):
20260 Handle constructor_nonconst and nonconst element.
20261 (set_init_index): Call constant_expression_warning for array
20263 (output_init_element): Fold value. Set constructor_nonconst as
20264 applicable. pedwarn for initializers not constant expressions.
20265 Update call to digest_init. Call constant_expression_warning
20266 where constant initializers are required.
20267 (process_init_element): Use c_save_expr.
20268 (c_finish_goto_ptr): Fold expression.
20269 (c_finish_return): Fold return value. Update call to
20270 convert_for_assignment.
20271 (c_start_case): Fold switch expression.
20272 (c_process_expr_stmt): Fold expression.
20273 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20274 ensure statement expression is not evaluated in constant expression.
20275 (build_binary_op): Track whether results are integer constant
20276 expressions or may occur in such, disable folding and wrap results
20277 as applicable. Fold operands for -Wsign-compare warnings unless
20279 (c_objc_common_truthvalue_conversion): Handle results folded to
20280 integer constants that are not integer constant expressions.
20281 * doc/extend.texi: Document when typeof operands are evaluated,
20282 that condition of __builtin_choose_expr is an integer constant
20283 expression, and more about use of __builtin_constant_p in
20286 2009-03-29 Richard Guenther <rguenther@suse.de>
20288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20289 propagate addresses of array references.
20291 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20293 * regmove.c (perhaps_ends_bb_p): Remove.
20294 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20295 from INSN and check that the main loop stays within that basic block.
20296 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20297 (regmove_forward_pass): Split out from regmove_optimize. Use
20298 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20299 (regmove_backward_pass): Split out from regmove_optimize. Use
20300 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20301 (regmove_optimize): Simplify.
20303 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/i386.c (classify_argument): Ignore flexible array
20307 member in struct and warn ABI change.
20309 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20311 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20313 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20314 (ix86_adjust_cost): Updated.
20316 2009-03-29 Jan Hubicka <jh@suse.cz>
20318 PR middle-end/28850
20319 * tree-pass.h (pass_cleanup_eh): New function.
20320 (remove_unreachable_regions): Break code handling RTL
20321 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20322 that can not be reached by runtime.
20323 (can_be_reached_by_runtime): New function.
20324 (label_to_region_map): New function.
20325 (num_eh_regions): New function.
20326 (rtl_remove_unreachable_regions): New function.
20327 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20328 (remove_eh_region): New function.
20329 * except.h: Include sbitmap and vecprim.
20330 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20331 num_eh_regions): Declare.
20332 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20333 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20334 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20335 (tree_empty_eh_handler_p): New function.
20336 (cleanup_empty_eh): New function.
20337 (cleanup_eh): New function.
20338 (pass_cleanup_eh): New function.
20340 2009-03-29 Jan Hubicka <jh@suse.cz>
20342 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20343 for removed regions.
20345 2009-03-29 Jan Hubicka <jh@suse.cz>
20347 * except.c (dump_eh_tree): Dump all datastructures.
20349 2009-03-29 Jan Hubicka <jh@suse.cz>
20351 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20352 (duplicate_eh_regions_1): Likewise.
20353 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20354 vector; call EH verification.
20355 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20356 Be ready for region being removed.
20358 2009-03-29 Jan Hubicka <jh@suse.cz>
20360 * bitmap.c (bitmap_last_set_bit): New function.
20361 * bitmap.h (bitmap_last_set_bit): Declare.
20363 2009-03-29 David Ayers <ayers@fsfe.org>
20366 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20367 by calling objc_compare_types and surpress warnings about
20368 incompatible C pointers that are compatible ObjC pointers.
20370 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20372 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20373 call initialize_inline_failed.
20374 (initialize_inline_failed): Move it from here ...
20375 * cgraph.c (initialize_inline_failed): ... to here.
20376 (cgraph_create_edge): Call initialize_inline_failed rather than
20377 setting inline_failed directly.
20379 2009-03-29 Ben Elliston <bje@au.ibm.com>
20382 * sysv4.opt (msdata): Improve comment.
20383 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20384 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20386 2009-03-29 Ben Elliston <bje@au.ibm.com>
20389 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20390 load and store attributes.
20392 2009-03-29 Ben Elliston <bje@au.ibm.com>
20394 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20395 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20396 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20397 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20398 __builtin_infq and __builtin_huge_valq.
20400 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20402 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20404 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20405 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20407 2009-03-28 Xinliang David Li <davidxl@google.com>
20409 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20410 (do_dbg_cnt): New function.
20412 2009-03-28 Jan Hubicka <jh@suse.cz>
20414 Merge from pretty-ipa:
20416 2009-03-27 Jan Hubicka <jh@suse.cz>
20418 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20419 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20420 * passes.c (function_called_by_processed_nodes_p): New.
20421 * ipa-pure-const.c (check_call): Fix handling of operands.
20422 (analyze_function): Dump debug output for skipped bodies.
20423 (local_pure_const): Use function_called_by_processed_nodes_p.
20424 * dwarf2out.c (reference_to_unused): Use output.
20425 * passes.c (do_per_function_toporder): Likewise.
20427 2008-11-12 Jan Hubicka <jh@suse.cz>
20429 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20430 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20431 state_set_in_source enum
20432 (check_decl): Ignore memory tags; do not set fake looping flags;
20434 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20435 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20436 (check_call, analyze_function): Rewrite.
20438 (add_new_function): Update call of analyze_function.
20439 (generate_summary): Add call of analyze_function.
20440 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20441 (local_pure_const): New function.
20442 (pass_local_pure_const): New pass.
20443 * ipa-inline.c (inline_transform): Set after_inlining.
20444 * tree-eh.c (stmt_can_throw_external): New.
20445 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20446 work with aliasing built.
20447 * tree-flow.h (stmt_can_throw_external): New.
20448 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20449 and local pure/const pass in early and late optimization queue.
20451 2009-03-28 Martin Jambor <mjambor@suse.cz>
20453 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20455 (fold_binary): Allow function decl aligment consideration is the
20456 second argument is integer constant one.
20457 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20458 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20459 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20461 2009-03-28 Jan Hubicka <jh@suse.cz>
20463 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20464 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20465 * function.h (rtl_data): Add nothrow flag.
20466 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20467 set DECL_NOTHROW for AVAILABLE functions.
20469 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20471 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20472 following vector keyword has expansion starting with pixel or bool
20473 keyword, expand vector to __vector and pixel or bool to __pixel or
20477 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20478 warn_if_disallowed_function_p): Removed.
20479 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20480 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20481 warning_if_disallowed_function_p.
20482 * flags.h (warn_if_disallowed_function_p,
20483 warn_disallowed_functions): Removed.
20484 * common.opt (Wdisallowed-function-list=): Removed.
20485 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20487 2009-03-28 Richard Guenther <rguenther@suse.de>
20489 PR tree-optimization/38723
20490 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20493 2009-03-28 Jan Hubicka <jh@suse.cz>
20495 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20496 test introduced by my previous patch.
20498 2009-03-28 Richard Guenther <rguenther@suse.de>
20500 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20501 the PHIs value undefined.
20503 2009-03-28 Jan Hubicka <jh@suse.cz>
20505 * tree-pass.h (pass_fixup_cfg): New pass.
20506 * ipa-inline.c (inline_transform): Set
20507 always_inline_functions_inlined/after_inlining.
20508 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20509 (pass_fixup_cfg): New pass.
20510 * passes.c (init_optimization_passes): Add fixup_cfg.
20512 2009-03-28 Richard Guenther <rguenther@suse.de>
20514 PR tree-optimization/38458
20515 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20516 argument use the arguments copy-of value.
20518 2009-03-28 Richard Guenther <rguenther@suse.de>
20520 PR tree-optimization/38180
20521 * tree-ssa-ccp.c (get_default_value): Simplify.
20522 (likely_value): Likewise.
20523 (surely_varying_stmt_p): Properly handle VOP case.
20524 (ccp_initialize): Likewise.
20525 (ccp_fold): Handle propagating through *&.
20526 (fold_const_aggregate_ref): Also handle decls.
20528 2009-03-28 Jan Hubicka <jh@suse.cz>
20530 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20531 * cgraph.h (cgraph_node): Likewise.
20532 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20533 (cgraph_reset_node): Use process flag.
20534 (cgraph_mark_functions_to_output): Likewise.
20535 (cgraph_expand_function): Likewise.
20536 (cgraph_expand_all_functions): Likewise.
20537 (cgraph_output_in_order): Likewise.
20538 * dwarf2out.c (reference_to_unused): Likewise.
20539 * passes.c do_per_function_toporder): Likewise.
20541 2009-03-28 Jan Hubicka <jh@suse.cz>
20543 Bring from lto-branch:
20545 2008-09-03 Doug Kwan <dougkwan@google.com>
20547 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20548 enums instead of reason strings.
20549 * cgraph.c (cgraph_create_edge): Same.
20550 (cgraph_inline_failed_string): New function.
20551 * cgraph.h (cgraph_inline_failed_t): New enum type.
20552 (cgraph_inline_failed_string): New prototype.
20553 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20554 char pointer to cgraph_inline_failed_t.
20555 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20556 (cgraph_default_inline_p): Ditto.
20557 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20558 to cgraph_inline_failed_t pointer.
20559 * cif-code.def: New file.
20560 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20562 (cgraph_check_inline_limits): Change type of REASON to pointer to
20563 cgraph_inline_failed_t. Replace reason strings with enums.
20564 (cgraph_default_inline_p): Ditto.
20565 (cgraph_recursive_inlining_p): Ditto.
20566 (update_caller_keys): Change type of FAILED_REASON to
20567 cgraph_inline_failed_t.
20568 (cgraph_set_inline_failed): Change type of REASON to pointer to
20569 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20570 convert enums to strings for text output.
20571 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20572 to be of type cgraph_inline_failed_t. Replace reason strings with
20573 enums. Call cgraph_inline_failed_string to covert enums
20574 to strings for text output.
20575 (cgraph_decide_inlining): Replace reason strings with enums.
20576 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20577 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20579 * tree-inline.c (expand_call_inline): Change type of REASON
20580 to cgraph_inline_failed_t. Replace reason strings with enums.
20581 Call cgraph_inline_failed_string for text output.
20582 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20585 2009-03-28 Jan Hubicka <jh@suse.cz>
20587 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20588 cgraph_clone_node): Remove master clone handling.
20589 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20590 * cgraph.h (master_clone): Remove.
20591 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20592 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20593 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20595 2009-03-28 Jan Hubicka <jh@suse.cz>
20597 * cgraph.c (cgraph_function_body_availability): Functions declared
20598 inline are always safe to assume that it is not going to be replaced.
20600 2009-03-28 Richard Guenther <rguenther@suse.de>
20602 PR tree-optimization/38513
20603 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20604 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20605 EXC_PTR_EXPR and FILTER_EXPR.
20606 (get_ref_from_reference_ops): Likewise.
20608 2009-03-28 Richard Guenther <rguenther@suse.de>
20610 PR tree-optimization/38968
20611 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20612 Use FLOOR_MOD_EXPR to compute misalignment.
20614 2009-03-28 Richard Guenther <rguenther@suse.de>
20616 PR tree-optimization/37795
20617 * tree.h (combine_comparisons): Declare.
20618 * fold-const.c (combine_comparisons): Export.
20619 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20621 (ifcombine_iforif): Use combine_comparisons.
20623 2009-03-28 Jan Hubicka <jh@suse.cz>
20625 * tree-eh.c (inlinable_call_p): New function.
20626 (make_eh_edges): Use it.
20627 (verify_eh_edges): Use it.
20628 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20629 * except.c (reachable_next_level): Add inlinable_function argument
20630 (sjlj_find_directly_reachable_regions): Update.
20631 (add_reachable_handler): Do not set saw_any_handlers.
20632 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20633 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20634 Add new inlinable call parameter.
20635 (can_throw_internal, can_throw_external): Update.
20636 * except.h (can_throw_internal_1, can_throw_external_1,
20637 foreach_reachable_handler): Update declaration.
20639 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20641 * config/arm/t-arm-coff, config/h8300/coff.h,
20642 config/i386/i386-aout.h, config/i386/i386-coff.h,
20643 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20644 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20645 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20646 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20647 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20648 sys-types.h: Remove.
20649 * Makefile.in: Remove protoize and fixproto support and references
20651 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20652 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20654 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20655 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20656 unprotoize$(exeext).
20657 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20658 (.PHONY): Don't depend on proto.
20659 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20660 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20661 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20662 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20663 build/gen-protos.o, build/scan.o, xsys-protos.h,
20664 build/fix-header$(build_exeext), build/fix-header.o,
20665 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20666 stmp-install-fixproto): Remove.
20667 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20668 SYSCALLS.c or fixproto files.
20669 (install-common): Don't install protoize.
20670 (install-headers-tar, install-headers-cpio, install-headers-cp):
20671 Don't depend on $(STMP_FIXPROTO).
20672 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20673 install fixproto files or write out fixproto settings.
20674 (uninstall): Don't uninstall protoize.
20675 * config.gcc (use_fixproto): Remove.
20676 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20677 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20678 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20679 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20680 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20681 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20682 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20683 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20684 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20685 * config/t-vxworks (STMP_FIXPROTO): Remove.
20686 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20687 STMP_FIXPROTO): Remove.
20688 * config.in, configure: Regenerate.
20689 * crtstuff.c (gid_t, uid_t): Don't undefine.
20690 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20691 (arm-*-coff, arm-*-aout: Remove target entries.
20692 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20693 Remove mention of AIX 4.1.
20694 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20695 * doc/invoke.texi (Running Protoize): Remove.
20696 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20697 (Protoize Caveats): Remove.
20698 * tsystem.h: Update comments on headers assumed to exist.
20700 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20702 * genautomata.c: Add a new year to the copyright. Add a new
20704 (struct insn_reserv_decl): Add comments for member bypass_list.
20705 (find_bypass): Remove.
20706 (insert_bypass): New.
20707 (process_decls): Use insert_bypass.
20708 (output_internal_insn_latency_func): Output all bypasses with the
20709 same input insn in one switch case.
20711 * rtl.def (define_bypass): Describe bypass choice.
20712 * doc/md.texi (define_bypass): Ditto.
20714 2009-03-27 Richard Guenther <rguenther@suse.de>
20716 * gimplify.c (mark_addressable): Export.
20717 * tree-flow.h (mark_addressable): Declare.
20718 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20719 * tree-ssa.c (verify_phi_args): Verify that address taken
20720 variables have TREE_ADDRESSABLE set.
20722 2009-03-27 Richard Guenther <rguenther@suse.de>
20724 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20725 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20726 Do not mark decls TREE_ADDRESSABLE.
20727 (build_fold_addr_expr): Adjust.
20728 (fold_addr_expr): Remove.
20729 (fold_unary): Use build_fold_addr_expr.
20730 (fold_comparison): Likewise.
20731 (split_address_to_core_and_offset): Likewise.
20732 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20734 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20735 (gimplify_modify_expr_to_memcpy): Mark source and destination
20737 * omp-low.c (create_omp_child_function): Mark the object decl
20739 (lower_rec_input_clauses): Mark the var we take the address of
20741 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20743 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20745 PR middle-end/39315
20746 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20747 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20749 2009-03-27 Richard Guenther <rguenther@suse.de>
20751 PR tree-optimization/39120
20752 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20754 (handle_lhs_call): Process return constraints. Add escape
20755 constraints if necessary.
20756 (handle_const_call): Fill out return constraints. Make nested
20757 case more precise. Avoid consttmp if possible.
20758 (handle_pure_call): Fill out return constraints. Avoid
20759 callused if possible.
20760 (find_func_aliases): Simplify call handling.
20762 2009-03-27 Richard Guenther <rguenther@suse.de>
20764 PR tree-optimization/39120
20765 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20766 as a representative.
20767 (solve_graph): Do propagate CALLUSED.
20768 (handle_pure_call): Use a scalar constraint from CALLUSED for
20770 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20773 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20776 * c-common.c (handle_aligned_attribute): Properly check alignment
20777 overflow. Use (1U << i) instead of (1 << i).
20779 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20781 * expr.h (get_mem_align_offset): Updated.
20783 * tree.h (tree_decl_common): Change align to "unsigned int" and
20784 move it before pointer_alias_set.
20786 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20787 Jakub Jelinek <jakub@redhat.com>
20790 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20791 gr_register_operand with gr_reg_or_0_operand.
20792 (cmpxchg_rel_di): Likewise.
20793 (sync_lock_test_and_set<mode>): Likewise.
20795 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20797 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20798 (true_regnum): Likewise.
20800 * rtlanal.c (subreg_info): Moved to ...
20801 * rtl.h (subreg_info): Here. New.
20802 (subreg_get_info): New.
20804 * rtlanal.c (subreg_get_info): Make it extern.
20806 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20809 * config/i386/i386.c (ix86_abi): New.
20810 (override_options): Handle -mabi=.
20811 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20812 (ix86_call_abi_override): Likewise.
20813 (init_cumulative_args): Likewise.
20814 (function_arg_advance): Likewise.
20815 (function_arg_64): Likewise.
20816 (function_arg): Likewise.
20817 (ix86_pass_by_reference): Likewise.
20818 (ix86_function_value_regno_p): Likewise.
20819 (ix86_build_builtin_va_list_abi): Likewise.
20820 (setup_incoming_varargs_64): Likewise.
20821 (is_va_list_char_pointer): Likewise.
20822 (ix86_init_machine_status): Likewise.
20823 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20824 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20825 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20826 (ix86_function_abi): Make it static and return enum calling_abi.
20827 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20829 (ix86_fn_abi_va_list): Updated.
20831 * config/i386/i386.h (ix86_abi): New.
20832 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20833 (CONDITIONAL_REGISTER_USAGE): Likewise.
20834 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20835 (machine_function): Likewise.
20837 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20839 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20840 (STACK_BOUNDARY): Likewise.
20841 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20843 * config/i386/i386.opt (mabi=): New.
20845 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20846 return enum calling_abi.
20847 (ix86_function_type_abi): Likewise.
20848 (ix86_function_abi): Removed.
20850 * doc/invoke.texi: Document -mabi= option for x86.
20852 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20854 * builtins.c (real_dconstp): Delete.
20855 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20857 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20858 Jakub Jelinek <jakub@redhat.com>
20861 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20862 (gen_subprogram_die): When a function is explicit, generate the
20863 DW_AT_explicit attribute.
20864 * langhooks.h (struct lang_hooks_for_decls): Add
20865 function_decl_explicit_p langhook.
20866 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20867 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20869 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20871 * builtins.c (fold_builtin_memory_op): Optimize memmove
20872 into memcpy if we can prove source and destination don't overlap.
20874 * tree-inline.c: Include gt-tree-inline.h.
20875 (clone_fn_id_num): New variable.
20876 (clone_function_name): New function.
20877 (tree_function_versioning): Use it.
20878 * Makefile.in (GTFILES): Add tree-inline.c.
20880 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20882 * BASE-VER: Change to 4.5.0.
20884 2009-03-27 Xinliang David Li <davidxl@google.com>
20886 PR tree-optimization/39557
20887 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20889 2009-03-27 Xinliang David Li <davidxl@google.com>
20891 PR tree-optimization/39548
20892 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20895 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20897 * c-common.c (pointer_int_sum): Use %wd on return from
20900 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20902 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20903 on return from tree_low_cst.
20905 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20908 * ginclude/stdarg.h (va_copy): Define also for
20909 __GXX_EXPERIMENTAL_CXX0X__.
20911 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20914 * builtins.h (c_strlen): Do not warn here.
20915 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20916 * c-common.c (pointer_int_sum): Take an explicit location.
20917 Warn about offsets out of bounds.
20918 * c-common.h (pointer_int_sum): Adjust declaration.
20920 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20922 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20925 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20928 * opts.c (warn_if_disallowed_function_p): Don't assume
20929 get_callee_fndecl must return non-NULL.
20931 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20933 PR rtl-optimization/39522
20934 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20935 when reg_reloaded_valid is set.
20937 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20939 * config/spu/divv2df3.c: New file.
20940 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20941 (DPBIT_FUNCS): Filter out _div_df.
20943 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20945 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20946 a jump insn, count that jump in the distance to the loop start.
20948 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20951 * config/sh/sh.c (calc_live_regs): Fix condition for global
20952 registers except PIC_OFFSET_TABLE_REGNUM.
20954 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20957 * doc/invoke.texi (-mconsole): New.
20959 (-mno-cygwin): New.
20961 (-mnop-fun-dllimport): New.
20965 (sub section "i386 and x86-64 Windows Options"): New.
20967 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20969 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20970 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20972 2009-03-25 Richard Guenther <rguenther@suse.de>
20974 PR middle-end/39497
20975 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20978 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20980 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20981 neither of haifa/selective schedulers are working.
20983 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20985 * doc/invoke.texi (Debugging Options): Fix description of
20986 -fno-merge-debug-strings.
20988 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20990 * config/cris/libgcc.ver: New version-script.
20991 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20993 * configure.ac <GAS features, nop mnemonic>: Add pattern
20994 crisv32-*-* for "nop".
20995 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20996 * configure: Regenerate.
20998 2009-03-24 Ira Rosen <irar@il.ibm.com>
21000 PR tree-optimization/39529
21001 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21002 mark_sym_for_renaming for the tag copied to the new vector
21005 2009-03-24 Arthur Loiret <aloiret@debian.org>
21007 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21008 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21009 EXTRA_SPEC_FUNCTIONS.
21010 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21011 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21012 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21013 -march and -mtune options.
21015 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21017 * config/m68k/t-rtems: Add m5329 multilib.
21019 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21020 Jakub Jelinek <jakub@redhat.com>
21023 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21026 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21029 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21030 instead of c_parser_expression_conv, if original_code isn't one of the
21031 4 allowed comparison codes, fail.
21033 2009-03-23 Richard Guenther <rguenther@suse.de>
21035 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21036 * tree.h (struct tree_type): Likewise.
21037 * reload.h (struct insn_chain): Likewise.
21038 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21039 * function.h (struct function): Likewise.
21040 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21042 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21044 PR tree-optimization/39516
21045 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21047 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21049 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21050 should be set true if BITS_PER_WORD of target is bigger than 32
21052 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21054 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21055 Translate -B-options to -rpath-link. Correct existing
21056 rpath-link and conditionalize on !nostdlib.
21058 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21060 * doc/extend.texi (Function Attributes, Variable Attributes):
21062 * doc/invoke.texi (Debugging Options, Optimize Options)
21063 (i386 and x86-64 Options, MCore Options): Likewise.
21065 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21068 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21069 it for block local namespace aliases.
21070 (gen_decl_die): Pass context_die to gen_namespace_die.
21072 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21075 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21076 minimum or maximum value.
21078 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21080 * reginfo.c (globalize_reg): Recompute derived reg sets.
21082 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21085 * libgcc2.c (mprotect): Do not use signed arguments for
21086 VirtualProtect, use DWORD arguments. Also fix the 'may
21087 be used uninitialized' warning for the np variable.
21089 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21092 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21093 functions using regparm calling conventions when not optimizing.
21094 (ix86_function_sseregparm): Similarly for sseregparm calling
21097 2009-03-19 Li Feng <nemokingdom@gmail.com>
21099 PR middle-end/39500
21100 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21101 dependence if the first conflict is after niter iterations.
21103 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21105 PR middle-end/38609
21106 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21107 functions with dynamic stack-pointer adjustments.
21109 2009-03-19 Ben Elliston <bje@au.ibm.com>
21111 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21112 option; change to -msdata=data.
21114 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21116 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21119 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21122 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21124 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21126 * doc/invoke.texi (Code Gen Options): Expand discussion of
21129 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21131 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21132 * matrix-reorg.c (struct matrix_info): Likewise.
21133 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21134 * rtl.h (struct mem_attrs): Likewise.
21135 * df.h (struct df): Likewise.
21136 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21137 * ira-int.h (struct ira_allocno): Likewise.
21138 * df-scan.c (struct df_collection_rec): Likewise.
21139 * ira.c (struct equivalence): Likewise.
21140 * function.c (struct temp_slot): Likewise.
21141 * cfgloop.h (struct loop): Likewise.
21144 * function.c (use_register_for_decl): When not optimizing, disregard
21145 register keyword for variables with types containing methods.
21147 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21149 PR middle-end/39447
21150 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21151 (is_simple_operand): Call contains_component_ref_p before calling data
21152 reference analysis that would fail on COMPONENT_REFs.
21154 * tree-vrp.c (search_for_addr_array): Fix formatting.
21156 2009-03-18 Richard Guenther <rguenther@suse.de>
21158 * tree-vect-transform.c (vect_loop_versioning): Fold the
21159 generated comparisons.
21160 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21161 (slpeel_tree_peel_loop_to_edge): Likewise.
21163 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21165 PR middle-end/37805
21166 * opts.c (print_specific_help): In addition to `undocumented',
21167 accept `separate' and `joined' flags if passed alone. Describe
21168 output by the first matched one of those.
21169 (common_handle_option): Skip over empty strings.
21170 * gcc.c (display_help): Fix help string for `--help='.
21171 * doc/invoke.texi (Option Summary, Overall Options): With
21172 `--help=', classes and qualifiers can both be repeated, but
21173 only the latter can be negated. One should not pass only
21174 negated qualifiers. Fix markup and examples.
21177 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21178 PR middle-end/37805
21179 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21180 and -fhelp=separate.
21182 2009-03-17 Jing Yu <jingyu@google.com>
21184 PR middle-end/39378
21185 * function.h (struct rtl_data): Move is_thunk from here...
21186 (struct function): ...to here.
21187 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21188 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21190 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21192 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21193 (alpha_output_function_end_prologue): Likewise.
21194 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21195 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21196 (rs6000_output_function_epilogue): Likewise.
21197 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21199 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21202 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21203 from different units in a single alternative.
21204 (*truncdfsf_i387): Ditto.
21205 (*truncxfsf2_mixed): Ditto.
21206 (*truncxfdf2_mixed): Ditto.
21208 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21210 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21211 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21214 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21215 unused non-artificial variables when not optimizing.
21218 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21219 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21220 NAMESPACE_DECL in its DECL_INITIAL.
21222 PR middle-end/39443
21223 * optabs.c (set_user_assembler_libfunc): New function.
21224 * expr.h (set_user_assembler_libfunc): New prototype.
21225 * c-common.c: Include libfuncs.h.
21226 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21227 for memcmp, memset, memcpy, memmove and abort.
21228 * Makefile.in (c-common.o): Depend on libfuncs.h.
21231 * dwarf2out.c (gen_inlined_enumeration_type_die,
21232 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21233 gen_tagged_type_instantiation_die): Removed.
21234 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21237 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21240 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21242 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21243 (check-parallel-%): Ditto.
21244 (check-consistency): Ditto.
21246 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21248 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21249 local variable rhs by NULL_TREE.
21251 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21254 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21256 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21259 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21261 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21264 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21265 for ms->sysv ABI calls only in 64bit mode.
21267 * config/i386/i386.md (untyped_call): Support 32bit.
21269 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21271 * doc/extend.texi: Replace x86_65 with x86_64.
21273 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21275 PR tree-optimization/39455
21276 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21277 mismatches for POINTER_TYPE_P (type).
21278 (number_of_iterations_le): Likewise.
21280 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21282 * config/picochip/picochip.c: Removed profiling support.
21283 * config/picochip/picochip.md: Removed profiling instruction.
21284 * config/picochip/picochip.h: Removed profiling builtin.
21286 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21288 * doc/install.texi (--with-host-libstdcxx): Document.
21290 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21293 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21294 generate a warning if the function name does not begin with
21295 "__vector" and the function has either the 'signal' or 'interrupt'
21296 attribute, from here to ...
21297 (avr_declare_function_name): ...here. New function.
21298 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21299 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21301 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21304 * cse.c (fold_rtx): Don't modify original const_arg1 when
21305 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21306 separate variable instead.
21307 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21308 from out of range shift counts.
21309 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21311 2009-03-13 Catherine Moore <clm@codesourcery.com>
21313 * config/i386/x-mingw32 (host-mingw32.o): Replace
21314 diagnostic.h with $(DIAGNOSTIC_H).
21316 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21319 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21321 * config/i386/sync.md (sync_compare_and_swap<mode>,
21322 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21323 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21325 (sync_double_compare_and_swapdi_pic,
21326 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21327 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21329 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21332 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21334 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21337 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21338 (avx_addsubv4df3): Likewise.
21339 (*avx_addsubv4sf3): Likewise.
21340 (sse3_addsubv4sf3): Likewise.
21342 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21345 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21347 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21350 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21351 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21352 registers for allocnos created from user-defined variables.
21354 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21357 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21358 of non-integer mode as well.
21360 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21362 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21363 for functions for which the parameter types are unknown.
21365 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21368 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21369 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21370 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21371 * config/i386/i386.c (ix86_local_alignment): For
21372 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21373 long long variables on the stack to avoid dynamic realignment.
21374 Allow the first argument to be a decl rather than type.
21375 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21377 2009-03-11 Nick Clifton <nickc@redhat.com>
21380 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21382 Add description to mno-lsim option.
21383 * config/mcore/mcore.h: Remove comment about deprecated m4align
21385 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21386 * doc/invoke.texi: Add description of mno-lsim and
21387 mstack-increment options.
21389 * config/fr30/fr30.opt: Document the -mno-lsim option.
21390 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21391 and -mno-lsim options.
21393 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21395 * fold-const.c (fold_comparison): Only call fold_inf_compare
21396 if the mode supports infinities.
21398 2009-03-11 Jason Merrill <jason@redhat.com>
21401 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21402 end already did. Notice GIMPLE_CALL modifications of the result.
21403 Don't copy debug information from an ignored decl or a decl from
21406 2009-03-10 Richard Guenther <rguenther@suse.de>
21407 Nathan Froyd <froydnj@codesourcery.com>
21409 PR middle-end/37850
21410 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21411 (__divMODE3): Likewise.
21413 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21415 PR tree-optimization/39394
21416 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21417 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21419 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21421 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21422 inline asms for register asm ("") declarations.
21424 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21426 * fold-const.c (fold_unary): Fix comment.
21428 2009-03-07 Jan Hubicka <jh@suse.cz>
21431 * tree-inline.c (setup_one_parameter): Do replacement of const
21432 argument by constant in SSA form.
21434 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21436 PR middle-end/38028
21437 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21438 determine alignment passed to assign_stack_local.
21439 (assign_parms_unsplit_complex): Likewise.
21440 * except.c (sjlj_build_landing_pads): Likewise.
21442 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21444 PR middle-end/39360
21445 * tree-flow.h (add_referenced_var): Return bool instead of void.
21446 * tree-dfa.c (add_referenced_var): Return result of
21447 referenced_var_check_and_insert call.
21448 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21449 of referenced_var_check_and_insert.
21452 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21453 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21454 DIE, don't emit it if abstract origin already has it.
21455 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21456 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21458 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21460 * genpreds.c (needs_variable): Fix parentheses at variable name
21462 (write_tm_constrs_h): Indent generated code.
21464 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21466 * doc/extend.texi (Function Attributes): Add documentation
21467 for isr attributes.
21469 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21472 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21473 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21475 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21477 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21480 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21483 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21484 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21486 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21488 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21489 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21490 constants instead of magic numbers.
21491 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21493 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21494 (x86_64_ms_abi_int_parameter_registers): Ditto.
21495 (x86_64_int_return_registers): Ditto.
21496 (ix86_maybe_switch_abi): Ditto.
21497 (ix86_expand_call): Ditto for clobbered_registers array.
21498 (ix86_hard_regno_mode_ok): Ditto.
21499 (x86_extended_QIreg_mentioned_p): Ditto.
21501 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21503 PR tree-optimization/39349
21504 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21506 * combine.c (gen_lowpart_for_combine): Use omode when generating
21509 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21511 PR rtl-optimization/39235
21512 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21514 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21516 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21518 2009-03-04 Richard Guenther <rguenther@suse.de>
21520 PR tree-optimization/39362
21521 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21522 that occur in abnormal PHIs should be varying.
21524 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21526 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21528 (simple_iv): Take loop as an argument instead of statement.
21529 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21530 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21532 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21534 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21535 * matrix-reorg.c (analyze_transpose): Ditto.
21536 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21537 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21538 * tree-predcom.c (ref_at_iteration): Ditto.
21539 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21541 2009-03-04 Richard Guenther <rguenther@suse.de>
21543 PR tree-optimization/39358
21544 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21545 escaped_id and callused_id.
21546 (solve_graph): Likewise.
21548 2009-03-04 Richard Guenther <rguenther@suse.de>
21550 PR tree-optimization/39339
21551 * tree-sra.c (try_instantiate_multiple_fields): Make it
21552 no longer ICE on the above.
21554 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21556 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21557 that fits within Pmode.
21559 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21561 PR middle-end/10109
21562 * tm.texi (LIBCALL_VALUE): Update description.
21564 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21566 PR middle-end/34443
21567 * doc/extend.texi (section): Update description.
21569 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21571 PR middle-end/39345
21572 * tree-inline.c (remapped_type): New.
21573 (can_be_nonlocal): Call remapped_type instead of remap_type.
21575 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21578 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21579 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21581 2009-03-03 Richard Guenther <rguenther@suse.de>
21583 PR middle-end/39272
21584 * tree.c (tree_nonartificial_location): New function.
21585 * tree.h (tree_nonartificial_location): Declare.
21586 * builtins.c (expand_builtin_memory_chk): Provide location
21587 of the call location for artificial function pieces.
21588 (maybe_emit_chk_warning): Likewise.
21589 (maybe_emit_sprintf_chk_warning): Likewise.
21590 (maybe_emit_free_warning): Likewise.
21591 * expr.c (expand_expr_real_1): Likewise.
21593 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21595 PR tree-optimization/39343
21596 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21597 COMPONENT_REF t has ARRAY_TYPE.
21599 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21601 PR middle-end/39335
21602 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21603 when the type precision of the induction variable should be
21604 larger than the type precision of nit.
21605 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21606 * graphite.c (graphite_loop_normal_form): Same.
21607 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21609 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21611 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21612 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21613 numbers to describe clobbered registers.
21614 (*call_value_0_rex64_ms_sysv): Ditto.
21615 * config/i386/mmx.md (mmx_emms): Ditto.
21616 (mmx_femms): Ditto.
21618 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21620 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21623 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21625 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21626 (spu_section_type_flags): New function.
21628 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21630 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21631 reg_class_contents of FLOAT_REGS into a temporary.
21633 2009-03-02 Richard Guenther <rguenther@suse.de>
21634 Ira Rosen <irar@il.ibm.com>
21636 PR tree-optimization/39318
21637 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21638 information to the vectorized statement.
21640 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21642 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21643 variable. Use defined names instead of magic constants for REX SSE
21646 2009-03-01 Richard Guenther <rguenther@suse.de>
21648 PR tree-optimization/39331
21649 * omp-low.c (lower_send_shared_vars): Do not receive new
21650 values for the reference of DECL_BY_REFERENCE parms or results.
21652 2009-03-01 Jan Hubicka <jh@suse.cz>
21655 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21656 BLOCK_NONLOCALIZED_VAR): New macros.
21657 (tree_block): Add nonlocalized_vars.
21658 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21659 gen_decl_die): Add origin argument. Allow generation of die with
21660 origin at hand only.
21661 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21662 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21664 (gen_block_die): Fix checking for unused blocks.
21665 (process_scope_var): Break out from .... ; work with origins only.
21666 (decls_for_scope) ... here; process nonlocalized list.
21667 (dwarf2out_ignore_block): Look for nonlocalized vars.
21668 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21670 (dump_scope_block): Dump them.
21671 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21672 (remap_block): Likewise.
21673 (can_be_nonlocal): New predicate.
21674 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21676 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21678 * configure: Regenerate.
21680 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21682 * optc-gen.awk: No need to duplicate option flags twice.
21683 Reuse help texts for duplicate options which do not have any.
21685 * gcc.c (display_help): Document --version.
21687 * gcc.c (main): If print_help_list and verbose_flag, ensure
21688 driver output comes before subprocess output.
21690 * optc-gen.awk: Assign all remaining fields to help string,
21691 space-separated, for multi-line help in *.opt.
21693 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21694 -Wno-pedantic-ms-format is for MinGW targets only.
21696 * doc/options.texi (Option file format): Fix bad indentation,
21697 restoring dropped sentence.
21699 2009-02-28 Jan Hubicka <jh@suse.cz>
21701 * tree-inline.c (tree_function_versioning): Output debug info.
21703 2009-02-28 Jan Hubicka <jh@suse.cz>
21706 * tree-inline.c (setup_one_parameter): Do not copy propagate
21707 arguments when not optimizing.
21709 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21712 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21713 (avx_addsubv4df3): Likewise.
21714 (*avx_addsubv4sf3): Likewise.
21715 (sse3_addsubv4sf3): Likewise.
21716 (*avx_addsubv2df3): Likewise.
21717 (sse3_addsubv2df3): Likewise.
21718 (avx_unpckhps256): Correct item selectors.
21719 (avx_unpcklps256): Likewise.
21720 (avx_unpckhpd256): Likewise.
21721 (avx_unpcklpd256): Likewise.
21723 2009-02-28 Jan Hubicka <jh@suse.cz>
21725 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21727 (copy_arguments_for_versioning): If var is declared don't declare it.
21728 (tree_function_versioning): First setup substitutions and then copy
21731 2009-02-27 Jan Hubicka <jh@suse.cz>
21734 * cgraph.h (varpool_output_debug_info): Remove.
21735 * cgraphunit.c (varpool_output_debug_info): Remove.
21736 * dwarf2out.c (deferred_locations_struct): New struct
21737 (deferred_locations): New type.
21738 (deferred_locations_list): New static var.
21739 (deffer_location): New function.
21740 (gen_variable_die): Use it.
21741 (decls_for_scope): Output info on local static vars.
21742 (dwarf2out_finish): Process deferred locations.
21743 * varpool.c (varpool_output_debug_info): Remove.
21745 2009-02-27 Jan Hubicka <jh@suse.cz>
21748 * tree.h (TREE_PROTECTED): Fix comment.
21749 (BLOCK_HANDLER_BLOCK): Remove.
21750 (struct tree_block): Remove handler_block add body_block.
21751 (inlined_function_outer_scope_p): New.
21752 (is_body_block): Remove.
21753 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21754 * dwarf2out.c (is_inlined_entry_point): Remove.
21755 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21756 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21758 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21759 * gimplify.c (gimplify_expr): Gimplify body blocks.
21760 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21761 block with multiple subblocks.
21762 (dump_scope_block): Prettier output; dump more flags and info.
21763 (dump_scope_blocks): New.
21764 (remove_unused_locals): Use dump_scope_blocks.
21765 * tree-flow.h (dump_scope_blocks): Declare.
21766 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21767 * stmt.c (is_body_block): Remove.
21768 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21769 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21771 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21773 PR middle-end/39308
21774 * graphite.c (graphite_loop_normal_form): Do not call
21775 number_of_iterations_exit from a gcc_assert.
21777 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21779 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21780 jumps if COND is NULL.
21781 (find_cond_jump): New function.
21782 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21783 * config/s390/s390.md: Remove z10_cobra attribute value.
21785 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21787 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21788 force_const_mem returns NULL_RTX.
21790 2009-02-26 Jan Hubicka <jh@suse.cz>
21793 * cgraph.h (varpool_output_debug_info): Remove.
21794 * cgraphunit.c (varpool_output_debug_info): Remove.
21795 * dwarf2out.c (deferred_locations_struct): New struct
21796 (deferred_locations): New type.
21797 (deferred_locations_list): New static var.
21798 (deffer_location): New function.
21799 (gen_variable_die): Use it.
21800 (decls_for_scope): Output info on local static vars.
21801 (dwarf2out_finish): Process deferred locations.
21802 * varpool.c (varpool_output_debug_info): Remove.
21804 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21806 PR rtl-optimization/39241
21807 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21808 to subreg_offset_representable_p.
21810 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21812 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21813 execute function prototype. Get f and nregs from max_reg_num
21814 and get_insns. Remove the first backward pass as it's dead,
21815 guard the forward pass by flag_expensive_optimizations.
21816 (rest_of_handle_regmove): Delete.
21817 (pass_regmove): Replace it with regmove_optimize.
21819 2009-02-25 Martin Jambor <mjambor@suse.cz>
21821 PR tree-optimization/39259
21822 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21823 calls_alloca function flags.
21824 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21825 calls are detected.
21827 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21829 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21830 flags_set_1_rtx, flags_set_1_set): Delete.
21831 (regmove_optimize): Do not call mark_flags_life_zones.
21833 2009-02-24 Julian Brown <julian@codesourcery.com>
21836 * config/arm/arm.c (require_pic_register): Only set
21837 cfun->machine->pic_reg once per function.
21839 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21841 * doc/invoke.texi (Link Options): Document an easier way to pass
21842 options that take arguments to the GNU linker using -Xlinker and -Wl.
21844 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21847 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21849 2009-02-24 Richard Guenther <rguenther@suse.de>
21852 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21854 2009-02-24 Richard Guenther <rguenther@suse.de>
21855 Zdenek Dvorak <ook@ucw.cz>
21857 PR tree-optimization/39233
21858 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21859 from converting them to a generic type.
21861 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21863 PR tree-optimization/39260
21864 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21865 contains a condition with a real type.
21866 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21868 2009-02-23 Jason Merrill <jason@redhat.com>
21871 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21872 narrowing_initializer_constant_valid_p.
21873 (narrowing_initializer_constant_valid_p): Don't return
21874 null_pointer_node for adding a pointer to itself.
21876 2009-02-23 Jan Hubicka <jh@suse.cz>
21879 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21882 2009-02-23 Jan Hubicka <jh@suse.cz>
21884 PR tree-optimization/37709
21885 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21886 * tree.h (block_ultimate_origin): Declare.
21887 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21888 * tree-ssa-live.c (remove_unused_scope_block_p):
21889 Eliminate blocks containig no instructions nor live variables nor
21891 (dump_scope_block): New function.
21892 (remove_unused_locals): Enable removal of dead blocks by default;
21893 enable dumping at TDF_DETAILS.
21895 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21897 * config/i386/i386.c (classify_argument): Don't allow COImode
21899 (function_arg_advance_32): Don't allow OImode.
21900 (function_arg_32): Likewise.
21901 (function_value_32): Likewise.
21902 (return_in_memory_32): Likewise.
21903 (function_arg_64): Remove OImode comment.
21905 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21908 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21909 ix86_expand_vector_set for V4DImode in 64bit mode only.
21910 (ix86_expand_vector_init_one_var): Likewise.
21912 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21914 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21916 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21919 * loop-iv.c: Revert last change.
21920 * emit-rtl.c: Likewise.
21922 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21925 * config/i386/i386.c (type_natural_mode): Remove an extra
21926 space in the warning message.
21927 (function_value_32): Handle 32-byte vector modes.
21928 (return_in_memory_32): Likewise.
21930 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21932 * loop-iv.c (truncate_value): New function.
21933 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21935 (lowpart_subreg): Move to...
21936 * emit-rtl.c: ...here.
21938 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21940 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21941 accidental and undocumented change at revision 140860.
21943 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21945 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21946 take gimple_seq * arguments.
21947 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21948 types_compatible_p langhook.
21950 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21951 Joseph Myers <joseph@codesourcery.com>
21953 * config/arm/arm.c (arm_builtin_va_list): New function.
21954 (arm_expand_builtin_va_start): Likewise.
21955 (arm_gimplify_va_arg_expr): Likewise.
21956 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21957 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21958 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21959 (va_list_type): New variable.
21960 (arm_mangle_type): Mangle va_list_type appropriately.
21962 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21964 PR middle-end/39157
21965 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21966 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21967 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21968 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21969 parameter to 1000 for -O1 by default.
21970 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21972 * loop-invariant.c: Include params.h.
21973 (move_loop_invariants): Don't call move_single_loop_invariants on
21976 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21978 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21979 offset when calculating bounds for indexing stack_usage_map. Fixes
21980 a buffer overflow with certain target setups.
21982 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21985 * calls.c (expand_call): Clear try_tail_call if caller and callee
21986 disagree in promotion of function return value.
21988 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21991 * c-common.c (c_determine_visibility): If visibility changed and
21992 DECL_RTL has been already set, call make_decl_rtl to update symbol
21995 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21998 * varasm.c (assemble_variable): Don't check DECL_NAME when
21999 globalizing a variable.
22001 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22004 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22005 expression before any __builtin_trap call.
22006 * c-typeck.c (build_function_call): Convert and check function
22007 arguments before generating a call to a trap. Evaluate the
22008 function arguments before the trap.
22010 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22013 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22014 (UNSPEC_FXAM_MEM): New unspec.
22015 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22016 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22017 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22019 2009-02-19 Richard Guenther <rguenther@suse.de>
22021 PR tree-optimization/39207
22022 PR tree-optimization/39074
22023 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22024 storedanything_tree): New.
22025 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22026 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22027 (build_succ_graph): Add edges from STOREDANYTHING to all
22029 (init_base_vars): Initialize STOREDANYTHING.
22030 (compute_points_to_sets): Free substitution info after
22031 building the succ graph.
22032 (ipa_pta_execute): Likewise.
22034 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22036 (do_ds_constraint): Do not add to special var or non-pointer
22038 (type_could_have_pointers): Split out from ...
22039 (could_have_pointers): ... here. For arrays use the element type.
22040 (create_variable_info_for): Initialize may_have_pointers.
22041 (new_var_info): Likewise.
22042 (handle_lhs_call): Make the HEAP variable unknown-sized.
22043 (intra_create_variable_infos): Use a type with pointers for
22044 PARM_NOALIAS, make it unknown-sized.
22046 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22049 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22051 2009-02-18 Jason Merrill <jason@redhat.com>
22054 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22055 value if DECL_EXTERNAL.
22056 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22057 * target.h (gcc_target::binds_local_p): Clarify "module".
22058 * tree.h (TREE_PUBLIC): Clarify "module".
22060 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22063 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22064 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22066 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22069 * c.opt (Wabi): Support C and ObjC.
22072 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22074 * config/i386/i386.c (classify_argument): Warn once about the ABI
22075 change when passing union with long double.
22077 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22079 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22082 * c-parser.c (c_parser_compound_statement): Always enter and leave
22085 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22088 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22090 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22092 PR tree-optimization/36922
22093 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22094 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22097 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22099 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22102 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22104 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22106 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22108 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22111 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22112 Richard Sandiford <rdsandiford@googlemail.com>
22114 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22115 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22116 (loongson_biadd): ...this.
22118 2009-02-17 Richard Guenther <rguenther@suse.de>
22120 PR tree-optimization/39202
22121 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22122 a var make sure to follow existing collapses.
22124 2009-02-17 Richard Guenther <rguenther@suse.de>
22126 PR middle-end/39214
22127 * langhooks.c (lhd_print_error_function): Check for NULL block.
22129 2009-02-17 Richard Guenther <rguenther@suse.de>
22131 PR tree-optimization/39204
22132 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22135 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22137 * config/soft-fp/double.h: Update from glibc CVS.
22139 2009-02-17 Richard Guenther <rguenther@suse.de>
22141 PR tree-optimization/39207
22142 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22143 strict-aliasing warnings for pointers pointing to NULL.
22145 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22148 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22149 skipping until next close brace.
22151 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22154 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22155 to function argument boundary.
22157 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22159 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22160 in the lea_add. Reload eventually constraints it properly.
22161 * config/picochip/constraints.md: Remove the target constraint
22162 "b", since it is not needed anymore.
22164 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22166 * gthr-dce.h: Uglify function parameter and local variable names.
22167 * gthr-gnat.h: Likewise.
22168 * gthr-mipssde.h: Likewise.
22169 * gthr-nks.h: Likewise.
22170 * gthr-posix95.h: Likewise.
22171 * gthr-posix.h: Likewise.
22172 * gthr-rtems.h: Likewise.
22173 * gthr-single.h: Likewise.
22174 * gthr-solaris.h: Likewise.
22175 * gthr-tpf.h: Likewise.
22176 * gthr-vxworks.h: Likewise.
22177 * gthr-win32.h: Likewise.
22179 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22182 * config/i386/i386.md: Restrict the new peephole2 to move
22183 between MMX/SSE registers.
22185 2009-02-15 Richard Guenther <rguenther@suse.de>
22188 2009-02-13 Richard Guenther <rguenther@suse.de>
22190 * configure.ac: Enable LFS.
22191 * configure: Re-generate.
22192 * config.in: Likewise.
22194 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22196 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22197 spu_srqwbyte, spu_srqwbytebc): Define.
22198 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22199 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22200 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22201 "shrqby_<mode>"): New insn-and-split patterns.
22202 * config/spu/spu.c (expand_builtin_args): Determine and return
22203 number of operands using spu_builtin_description data.
22204 (spu_expand_builtin_1): Use it.
22206 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22209 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22212 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22215 * config/i386/i386.c (override_options): Correct warning
22216 messages for -malign-loops, -malign-jumps and -malign-functions.
22218 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22221 * config/i386/i386.md: Restrict the new peephole2 to move
22222 between the general purpose registers.
22224 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22227 * config/i386/i386.c (type_natural_mode): Add a new argument.
22228 Return the original mode and warn ABI change if vector size is 32byte.
22229 (function_arg_advance): Updated.
22230 (function_arg): Likewise.
22231 (ix86_function_value): Likewise.
22232 (ix86_return_in_memory): Likewise.
22233 (ix86_sol10_return_in_memory): Likewise.
22234 (ix86_gimplify_va_arg): Likewise.
22235 (function_arg_32): Don't warn ABX ABI change here.
22236 (function_arg_64): Likewise.
22238 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22240 * loop-iv.c (implies_p): In the final case, test that operands 0
22241 of the two comparisons match.
22243 * config/bfin/bfin.c (find_prev_insn_start): New function.
22244 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22245 (find_next_insn_start): Move.
22247 2009-02-13 Richard Guenther <rguenther@suse.de>
22249 * configure.ac: Enable LFS.
22250 * configure: Re-generate.
22251 * config.in: Likewise.
22253 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22256 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22257 sizes on syntax error after some arguments have been parsed.
22259 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22261 * doc/invoke.texi (-fira): Remove.
22263 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22265 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22266 * recog.c: Likewise.
22269 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22271 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22272 (umul_ppmm): Likewise.
22273 (count_leading_zeros): Likewise.
22274 (count_trailing_zeros): Likewise.
22275 (UMUL_TIME): Likewise.
22277 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22279 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22280 soft-fp/t-softfp to tmake_file.
22282 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22283 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22284 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22285 IA64_BUILTIN_INFQ]: New.
22286 (ia64_init_builtins): Initialize __builtin_infq,
22287 __builtin_fabsq and __builtin_copysignq if not HPUX.
22288 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22289 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22291 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22293 (__fixtfti): Likewise.
22294 (__fixunstfti): Likewise.
22295 (__floattitf): Likewise.
22297 * config/ia64/libgcc-glibc.ver: New.
22298 * config/ia64/t-fprules-softfp: Likewise.
22299 * config/ia64/sfp-machine.h: Likewise.
22301 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22302 (LIBGCC2_TF_CEXT): Likewise.
22303 (TF_SIZE): Likewise.
22304 (TARGET_INIT_LIBFUNCS): Likewise.
22306 * config/ia64/t-glibc (SHLINB_MAPFILES):
22307 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22309 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22311 * config/i386/i386.c (construct_container): Rewrite processing
22312 BLKmode with X86_64_SSE_CLASS.
22314 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22317 * config/i386/i386.md: Replace simplify_replace_rtx with
22318 replace_rtx in the new peephole2.
22320 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22322 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22323 loop unrolling do not happen at -O2.
22325 2009-02-12 Michael Matz <matz@suse.de>
22327 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22329 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22331 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22334 2009-02-12 Ben Elliston <bje@au.ibm.com>
22336 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22337 patterns when updating the back chain. Missed in the 2009-02-10
22340 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22342 * doc/extend.texi (Decimal Floating Types): Update identifier of
22343 draft TR and list of missing support.
22345 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22347 PR middle-end/39154
22348 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22349 bit to variable length decl's flags, add it also to its
22350 pointer replacement variable.
22352 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22353 Jakub Jelinek <jakub@redhat.com>
22356 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22357 (memory_blockage): New expander.
22358 (*memory_blockage): New insn pattern.
22359 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22360 instead of general blockage at the end of function prologue when
22361 frame pointer is used to access red zone area. Do not emit blockage
22362 when profiling, it is emitted in generic code.
22363 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22364 function epilogue when frame pointer is used to access red zone area.
22366 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22369 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22370 by arithmetic with memory operands.
22371 * config/i386/predicates.md (commutative_operator): New.
22373 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22375 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22378 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22380 * alias.h (record_alias_subset): Declare.
22381 * alias.c (record_alias_subset): Make global.
22383 2009-02-10 Nick Clifton <nickc@redhat.com>
22385 * tree-parloops.c: Change license to GPLv3.
22386 * ipa-struct-reorg.c: Change license to GPLv3.
22387 * ipa-struct-reorg.h: Change license to GPLv3.
22389 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22392 * c-decl.c (start_struct): Return NULL on error.
22394 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22396 PR middle-end/39124
22397 * cfgloopmanip.c (remove_path): Call remove_bbs after
22398 cancel_loop_tree, not before it.
22401 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22402 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22403 VAR_DECLs were seen.
22404 * tree-ssa-live.c (remove_unused_locals): Recompute
22405 cfun->has_local_explicit_reg_vars.
22406 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22407 copies or clearings if cfun->has_local_explicit_reg_vars.
22409 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22412 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22413 of function prologue when frame pointer is used to access
22416 2009-02-10 Richard Guenther <rguenther@suse.de>
22418 PR middle-end/39127
22419 * gimplify.c (gimple_regimplify_operands): Always look if
22420 we need to create a temporary.
22422 2009-02-10 Richard Guenther <rguenther@suse.de>
22424 PR tree-optimization/39132
22425 * tree-loop-distribution.c (todo): New global var.
22426 (generate_memset_zero): Trigger TODO_rebuild_alias.
22427 (tree_loop_distribution): Return todo.
22429 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22432 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22433 (x86_64_reg_class_name): Removed.
22434 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22435 first one isn't X86_64_SSE_CLASS or any other ones aren't
22436 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22437 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22438 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22439 and 3 X86_64_SSEUP_CLASS.
22440 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22441 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22443 2009-02-10 Ben Elliston <bje@au.ibm.com>
22445 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22446 form instruction to update the stack back chain word, even if the
22447 user has disabled the generation of update instructions.
22448 (movdi_<mode>_update_stack): New.
22449 (movsi_update_stack): Likewise.
22450 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22451 always use an update form instruction to update the stack back
22454 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22456 PR middle-end/38953
22457 * graphite.c (if_region_set_false_region): After moving a region in
22458 the false branch of a condition, remove the empty dummy basic block.
22459 (gloog): Remove wrong fix for PR38953.
22461 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22463 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22464 generation due to implicit sign extension.
22466 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22468 PR middle-end/38981
22469 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22470 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22472 2009-02-09 Richard Guenther <rguenther@suse.de>
22474 PR middle-end/35202
22475 * convert.c (convert_to_real): Disable (float)fn((double)x)
22476 to fnf(x) conversion if errno differences may occur and
22477 -fmath-errno is set.
22479 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22481 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22482 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22483 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22485 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22488 * c-common.c (handle_alias_attribute): Disallow attribute for
22489 anything not a FUNCTION_DECL or VAR_DECL.
22491 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22494 * real.c (do_compare): Special-case compare of zero against
22495 decimal float value.
22497 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22500 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22501 as indicating flexible array members unless the field itself is
22502 being declarared as the incomplete array.
22504 2009-02-06 Jan Hubicka <jh@suse.cz>
22506 PR tree-optimization/38844
22507 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22508 is already inlined.
22510 2009-02-06 Richard Guenther <rguenther@suse.de>
22512 PR middle-end/38977
22513 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22514 fork because we may expand it as __gcov_fork.
22516 2009-02-06 Nick Clifton <nickc@redhat.com>
22518 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22520 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22522 PR tree-optimization/35659
22523 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22524 vn_phi_eq): Shortcut if hashcode does not match.
22525 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22527 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22528 and avoid iterative_hash_expr.
22529 (FOR_EACH_VALUE_ID_IN_SET): New.
22530 (value_id_compare): Remove.
22531 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22532 sort expressions by value id.
22534 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22537 * config/sh/predicates.md (general_movsrc_operand): Don't check
22538 the subreg of system registers here.
22540 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22543 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22544 on the copied decl.
22546 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22548 PR rtl-optimization/39110
22549 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22550 addresses, not aligned ones.
22552 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22553 Richard Guenther <rguenther@suse.de>
22555 PR tree-optimization/39100
22556 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22557 comment says and add edges.
22559 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22562 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22563 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22565 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22567 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22568 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22569 register_bb_in_sese, new_sese, free_sese): Moved.
22570 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22571 outermost_loop_in_scop, build_scop_iteration_domain,
22572 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22573 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22574 Use loop_in_sese_p instead of loop_in_scop_p.
22575 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22576 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22577 (scopdet_basic_block_info): Fix bug in scop detection.
22578 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22579 eq_loop_to_cloog_loop): Remove.
22580 (nb_loops_around_loop_in_scop, nb_loop
22581 ref_nb_loops): Moved here...
22582 * graphite.h (ref_nb_loops): ... from here.
22583 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22584 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22585 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22586 * testsuite/gcc.dg/graphite/scop-19.c: New
22588 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22589 Hans-Peter Nilsson <hp@axis.com>
22591 PR rtl-optimization/37889
22592 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22593 Move offset handling from PLUS to before the switch. Use new
22594 arguments when considering SYMBOL_REFs too.
22595 (rtx_addr_can_trap_p): Pass dummy offset and size.
22596 (enum may_trap_p_flags): Remove.
22597 (may_trap_p_1): Pass size from MEM_SIZE.
22599 PR rtl-optimization/38921
22600 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22601 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22602 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22603 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22605 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22607 AVX Programming Reference (January, 2009)
22608 * config/i386/sse.md (*vpclmulqdq): New.
22610 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22612 PR tree-optimization/38977
22613 PR gcov-profile/38292
22614 * calls.c (special_function_p): Disregard __builtin_ prefix.
22616 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22618 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22619 non-indexable addresses even before reload.
22621 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22624 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22625 as having variable size. Do not give an error for unnamed
22626 parameters with [*] declarators. Give a warning for type names
22627 with [*] declarators and mark them as variable size.
22628 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22629 for sizeof applied to [*] type names.
22631 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22634 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22636 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22638 * gcc.c (process_command): Update copyright notice dates.
22639 * gcov.c (print_version): Likewise.
22640 * gcov-dump.c (print_version): Likewise.
22641 * mips-tfile.c (main): Likewise.
22642 * mips-tdump.c (main): Likewise.
22644 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22647 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22648 for composite type involving a zero-length array type.
22650 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22653 * function.c (match_asm_constraints_1): Skip over
22654 initial optional % in the constraint.
22656 PR inline-asm/39059
22657 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22658 supported, don't accept FIXED_CSTs.
22659 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22660 and _Sat is used without _Fract/_Accum. Set specs->type to
22661 integer_type_node for cts_fract/cts_accum if fixed point is not
22664 2009-02-02 Catherine Moore <clm@codesourcery.com>
22666 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22668 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22670 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22671 (ABI_HAS_64BIT_SYMBOLS): Use it.
22672 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22674 2009-02-02 Paul Brook <paul@codesourcery.com>
22676 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22678 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22680 PR inline-asm/39058
22681 * recog.h (asm_operand_ok): Add constraints argument.
22682 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22683 recurse on matching constraint.
22684 (check_asm_operands): Pass constraints as 3rd argument to
22685 asm_operand_ok. Don't look up matching constraint here.
22686 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22689 2009-02-02 Ben Elliston <bje@au.ibm.com>
22691 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22692 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22694 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22696 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22697 information. Remove some obsolete information. Reorganize.
22699 * config/pa/fptr.c: Revert license to GPL 2.
22700 * config/pa/milli64.S: Likewise.
22702 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22705 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22706 LIBRARY name in, instead of hard-coding it.
22707 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22708 extra target make frag to tmake_files according to EH model.
22709 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22710 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22711 frags that define makefile variable EH_MODEL appropriately.
22712 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22713 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22714 to "-sjlj" according to type of EH configured.
22715 (LIBGCC_SONAME): Concatenate it to shared library base name.
22716 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22717 to "_sjlj" according to type of EH configured.
22718 (LIBGCC_SONAME): Concatenate it to shared library base name.
22719 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22720 (SHLIB_LINK): Add missing semicolon to if-else construct.
22721 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22722 string value of "pe_dll" command-line option.
22723 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22724 (SHLIB_SONAME): Use it when overriding t-cygming default.
22725 (SHLIB_IMPLIB): Override t-cygming default.
22726 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22727 string value of "pe_dll" command-line option.
22729 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22732 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22733 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22735 2009-01-31 Richard Guenther <rguenther@suse.de>
22737 PR tree-optimization/38937
22738 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22739 computing the transitive closure.
22741 2009-01-30 Richard Guenther <rguenther@suse.de>
22743 PR tree-optimization/39041
22744 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22745 Propagate variable indices only if the types match for this stmt.
22747 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22750 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22751 inline but never defined.
22753 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22755 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22756 (*insv_h_di_reg_extimm): New insn.
22757 (*insv_l<mode>_reg_extimm): New insn.
22759 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22761 * config/picochip/picochip.c (flag_conserve_stack): set
22762 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22763 fconserve-stack. Reduce call-overhead used by inliner.
22765 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22768 * common.opt (flag_conserve_stack): Initialised to zero.
22770 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22773 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22774 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22777 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22779 * ira-color.c (allocno_reload_assign): Update comments.
22780 * regmove.c (regmove_optimize): Likewise.
22784 2009-01-29 Robert Millan <rmh@aybabtu.com>
22786 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22787 * config/i386/kopensolaris-gnu.h: New file. Undefine
22788 `MD_UNWIND_SUPPORT'.
22789 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22791 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22793 PR tree-optimization/39007
22794 * tree-loop-distribution.c (generate_builtin): Use
22795 recompute_dominator to compute the immediate dominator of the
22796 basic block just after the loop.
22798 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22800 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22801 (ASM_OUTPUT_DWARF_PCREL): Define.
22803 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22805 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22806 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22807 global. Modify entries about regmove and IRA.
22809 * ra-conflict.c: Remove the file.
22811 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22813 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22814 (pass_regclass_init): Rename to pass_reginfo_init.
22816 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22818 * toplev.h (flag_ira): Remove.
22820 * caller-save.c (setup_save_areas): Remove flag_ira.
22822 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22824 * global.c: Remove the file.
22826 * opts.c (decode_options): Remove flag_ira.
22828 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22830 * regmove.c: Modify file description.
22831 (find_use_as_address, try_auto_increment): Define them only if
22832 AUTO_INC_DEC is defined.
22833 (replacement_quality, replace_in_call_usage, fixup_match_1,
22834 stable_and_no_regs_but_for_p): Remove.
22835 (reg_set_in_bb): Make it static.
22836 (regmove_optimize): Remove flag_ira and code which worked for
22839 * local-alloc.c: Remove the file.
22841 * common.opt (fira): Remove.
22843 * ira.c: Include except.h.
22844 (eliminable_regset): Move from global.c.
22845 (mark_elimination): Ditto. Remove flag_ira.
22846 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22847 equiv_mem_modified, validate_equiv_mem_from_store,
22848 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22849 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22850 no_equiv, recorded_label_ref): Move from local-alloc.c.
22851 (update_equiv_regs): Ditto. Make it static.
22852 (print_insn_chain, print_insn_chains): Move it from global.c.
22853 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22854 (build_insn_chain): Ditto. Make it static.
22855 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22856 Rename to init_live_subregs.
22857 (gate_ira): Remove flag_ira.
22859 * regclass.c: Rename reginfo.c. Change file description.
22860 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22861 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22862 (init_reg_sets_1): Remove code for evaluation of
22863 reg_class_superclasses and losing_caller_save_reg_set.
22864 (init_regs): Remove init_reg_autoinc.
22865 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22866 ok_for_base_p_nonstrict): Remove.
22867 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22868 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22869 corresponding entries.
22870 (dump_regclass, record_operand_costs, scan_one_insn,
22871 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22872 record_address_regs, auto_inc_dec_reg_p): Remove.
22873 (gt-regclass.h): Rename to gt-reginfo.h.
22875 * rtl.h (dump_global_regs, retry_global_alloc,
22876 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22878 * Makefile.in (RA_H): Remove.
22879 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22880 Rename regclass.o to reginfo.o.
22881 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22883 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22884 (GTFILES): Rename regclass.c to reginfo.c.
22886 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22887 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22889 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22890 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22892 (finish_spills): Ditto. Remove code for !flag_ira.
22894 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22896 PR middle-end/35854
22897 * doc/invoke.texi (rtl debug options): Complete rewrite.
22898 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22900 * mode-switching.c (pass_mode_switching): Rename pass from
22901 "mode-sw" to "mode_sw".
22902 * except.c (pass_convert_to_eh_ranges): Rename pass from
22903 "eh-ranges" to "eh_ranges".
22904 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22908 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22909 Alexander Monakov <amonakov@ispras.ru>
22911 PR middle-end/38857
22912 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22914 (move_exprs_to_boundary): Change return type and pass through
22915 should_move from move_op. Relax assert. Update usage ...
22916 (schedule_expr_on_boundary): ... here. Use should_move instead of
22918 (move_op_orig_expr_found): Indicate that insn was disconnected from
22920 (code_motion_process_successors): Do not call after_merge_succs
22921 callback if original expression was not found when traversing any of
22923 (code_motion_path_driver): Change return type. Update prototype.
22924 (move_op): Update comment. Add a new parameter (should_move). Update
22925 prototype. Set *should_move based on indication provided by
22926 move_op_orig_expr_found.
22928 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22930 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22931 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22932 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22933 * config/rs6000/rs6000.c (rs6000_override_options): Default
22934 avoid-indexed-addresses on for Power6, off for everything else.
22935 (avoiding_indexed_address_p): New function.
22936 (rs6000_legitimize_address): Use it.
22937 (rs6000_legitimate_address): Likewise.
22938 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22940 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22942 PR tree-optimization/38997
22943 * tree-loop-distribution.c (generate_memset_zero): Use
22944 POINTER_PLUS_EXPR for a pointer addition.
22946 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22948 * config/s390/s390.md (bswap<mode>2): New pattern added.
22950 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22952 * config/s390/s390.md (*tls_load_31): Added type attribute.
22954 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22956 * config/s390/s390.md: Fix a few comments.
22958 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22960 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22961 (*tm<mode>_full): Fixed z10prop attribute.
22962 (*tst<mode>_extimm): Fixed z10prop attribute.
22963 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22964 (*tstqiCCT_cconly): Fixed z10prop attribute.
22965 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22966 (*movsi_larl): Fixed z10prop attribute.
22967 (*movsi_zarch): Fixed z10prop attribute.
22968 (*movsi_eas): Fixed z10prop attribute.
22969 (*movhi): Fixed z10prop attribute.
22970 (*movqi): Fixed z10prop attribute.
22971 (*movstrictqi): Fixed z10prop attribute.
22972 (*mov<mode>): Fixed z10prop attribute.
22973 (*movcc): Fixed z10prop attribute.
22974 (*sethighpartdi_64): Fixed z10prop attribute.
22975 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22976 (*negdi2_sign_cc): Fixed z10prop attribute.
22977 (*negdi2_sign): Fixed z10prop attribute.
22978 (*absdi2_sign_cc): Fixed z10prop attribute.
22979 (*absdi2_sign): Fixed z10prop attribute.
22980 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22981 (*negabsdi2_sign): Fixed z10prop attribute.
22982 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22983 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22984 (doloop_si64): Fixed z10prop attribute.
22985 (doloop_si31): Fixed z10prop attribute.
22986 (doloop_long): Fixed z10prop attribute.
22987 (indirect_jump): Fixed z10prop attribute.
22988 (nop): Fixed z10prop attribute.
22989 (main_base_64): Fixed z10prop attribute.
22990 (reload_base_64): Fixed z10prop attribute.
22992 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22994 PR rtl-optimization/38740
22995 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22997 * config/mips/mips.c (mips_reorg): Likewise.
22999 2009-01-28 Richard Guenther <rguenther@suse.de>
23001 PR tree-optimization/38926
23002 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23003 with the correct value id to a value.
23004 (do_regular_insertion): Use the value number of edoubleprime
23005 for the value number of the expr.
23008 2008-08-21 Richard Guenther <rguenther@suse.de>
23010 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23011 a PHI ask VN if it is already available.
23012 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23013 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23015 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23017 PR middle-end/38934
23018 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23019 set to varying whenever max has TREE_OVERFLOW set, similarly
23020 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23022 2009-01-28 Richard Guenther <rguenther@suse.de>
23024 PR middle-end/38908
23025 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23026 uninitialized aggregate uses in call arguments.
23028 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23030 PR tree-optimization/38984
23031 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23032 the nothing_id variable if -fno-delete-null-pointer-checks.
23034 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23037 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23038 (set_got_offset_rex64): Ditto.
23040 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23043 * doc/extend.texi: Improve local variable with asm reg.
23045 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23047 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23048 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23049 was not supplied then set warn_packed_bitfield_compat to the
23050 default value of 1.
23051 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23054 2009-01-27 Richard Guenther <rguenther@suse.de>
23056 PR tree-optimization/38503
23057 * cfgexpand.c (expand_gimple_basic_block): Ignore
23058 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23059 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23060 variables that cannot have TBAA applied.
23061 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23064 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23066 PR middle-end/38969
23067 * calls.c (initialize_argument_information): Do not wrap complex
23068 arguments in SAVE_EXPR.
23070 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23072 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23073 (INSTALL_LIBGCC): Revert typo commit.
23075 2009-01-26 Richard Guenther <rguenther@suse.de>
23077 PR tree-optimization/38745
23078 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23079 from special handling.
23081 2009-01-26 Richard Guenther <rguenther@suse.de>
23083 PR tree-optimization/38745
23084 * tree-ssa.c (execute_update_addresses_taken): Do not include
23085 variables that cannot possibly be a register in not_reg_needs.
23086 Do not clear TREE_ADDRESSABLE on vars that may not become
23088 * tree-ssa.c (update_alias_info_1): Include those in the set
23089 of addressable vars.
23091 2009-01-26 Richard Guenther <rguenther@suse.de>
23093 PR middle-end/38851
23094 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23095 * tree-ssa-dse.c: Include langhooks.h
23096 (execute_simple_dse): Remove stores with zero size.
23098 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23101 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23104 2009-01-24 Julian Brown <julian@codesourcery.com>
23106 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23107 config/arm/linux-atomic.c.
23108 * config/arm/linux-atomic.c: New.
23110 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23112 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23113 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23114 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23116 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23119 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23122 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23124 PR tree-optimization/38953
23125 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23126 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23127 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23128 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23131 2009-01-24 Paul Brook <paul@codesourcery.com>
23133 * config/arm/neon.md (neon_type): Move to arm.md.
23134 (neon_mov<VSTRUCT>): Add neon_type attribute.
23135 * config/arm/arm.md (neon_type): Move to here.
23136 (conds): Add "unconditioal" and use as default for NEON insns.
23138 2009-01-24 Ben Elliston <bje@au.ibm.com>
23140 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23141 void *' warning from -Wc++-compat.
23142 * Makefile.in (dominance.o-warn): Remove.
23144 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23146 PR tree-optimization/38932
23147 * fold-const.c (fold_unary_ignore_overflow): New.
23148 * tree.h (fold_unary_ignore_overflow): Declare.
23149 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23150 * tree-ssa-sccvn.c (visit_reference_op_load,
23151 simplify_unary_expression): Likewise.
23153 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23155 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23156 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23157 regardless of their type.
23158 * c-common.c (handle_packed_attribute): Don't ignore packed on
23160 * c.opt (Wpacked-bitfield-compat): New warning option.
23161 * stor-layout.c (place_field): Warn if offset of a field changed.
23162 * doc/extend.texi (packed): Mention the ABI change.
23163 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23164 (Warning Options): Add it to the list.
23166 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23168 * c-opts.c (c_common_post_options): Fix a typo in comments.
23170 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23172 PR middle-end/38615
23173 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23174 variables to static.
23175 * doc/invoke.texi (-fmerge-all-constants): Update description.
23177 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23180 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23181 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23183 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23185 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23187 (LOCAL_ALIGNMENT): Similarly.
23189 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23190 Joseph Myers <joseph@codesourcery.com>
23192 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23193 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23194 * config/arm/arm-tune.md: Regenerate.
23195 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23198 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23200 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23201 version number to five.
23203 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23206 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23207 * c-common.c (set_underlying_type): Likewise.
23208 (is_typedef_decl ): Likewise
23210 (set_underlying_type): Likewise.
23211 (is_typedef_type): Likewise.
23213 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23215 PR middle-end/38587
23216 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23219 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23222 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23223 (LIBGCC_SPEC): Don't define.
23224 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23226 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23228 PR rtl-optimization/38879
23229 * alias.c (base_alias_check): Unaligned access via AND address can
23230 alias all surrounding object types except those with sizes equal
23231 or wider than the size of unaligned access.
23233 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23236 * c-decl.c (clone_underlying_type): Move this ...
23237 * c-common.c (set_underlying_type): ... here.
23238 Also, make sure the function properly sets TYPE_STUB_DECL() on
23239 the newly created typedef variant type.
23240 (is_typedef_decl ): New entry point.
23241 * tree.h: Added a new member member_types_needing_access_check to
23242 struct tree_decl_non_common.
23243 (set_underlying_type): New entry point.
23244 (is_typedef_type): Likewise.
23246 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23248 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23249 Check whether two instructions have memory references that
23250 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23251 are helper functions for traversing.
23252 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23253 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23254 not to draw dependency edge for instructions with non-conflicting
23257 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23260 * longlong.h: Update copyright years. Use soft-fp license notice.
23261 Sync __clz_tab declaration with glibc.
23263 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23266 * doc/extend.texi (syscall_linkage): New.
23267 (version_id): Modify.
23269 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23270 Richard Guenther <rguenther@suse.de>
23272 PR tree-optimization/38747
23273 PR tree-optimization/38748
23274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23275 conversion if the base address is an indirect reference and the
23276 aliasing sets could cause issues.
23278 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23280 * common.opt (fgraphite, fgraphite-identity): Add comment for
23281 explaining why these options are not documented.
23283 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23285 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23286 gimple_call_lhs is NULL.
23288 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23291 * emit-rtl.c (adjust_address_1): Make sure memref is never
23294 2009-01-20 Ben Elliston <bje@au.ibm.com>
23296 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23297 const qualifier from arg parameter. Remove unnecessary cast to char *.
23298 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23299 const qualifier from arg 2.
23301 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23303 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23305 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23308 * rtl.h (reinit_regs): New prototype.
23309 * regclass.c: Include ira.h.
23310 (reinit_regs): New.
23311 * Makefile.in (regclass.o): Add ira.h.
23312 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23314 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23317 * c-common.c (handle_aligned_attribute): Use
23318 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23319 default alignment value.
23321 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23323 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23324 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23326 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23327 __BIGGEST_ALIGNMENT__.
23329 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23331 2009-01-18 Richard Guenther <rguenther@suse.de>
23333 PR tree-optimization/38819
23334 * tree-flow.h (operation_could_trap_helper_p): Declare.
23335 * tree-eh.c (operation_could_trap_helper_p): Export.
23336 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23337 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23338 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23339 are about to insert a possibly trapping instruction and fail
23342 2009-01-18 Andreas Schwab <schwab@suse.de>
23344 * doc/install.texi (Configuration): Remove obsolete paragraph
23345 about use of --with-gnu-ld with --with-gnu-as.
23347 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23349 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23350 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23351 Follow spelling conventions.
23353 2009-01-18 Ben Elliston <bje@au.ibm.com>
23355 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23356 C++ warning about implicit conversion from void * to struct
23358 (bitmap_obstack_free): Likewise for bitmap_element *.
23359 * Makefile.in (bitmap.o-warn): Remove.
23361 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23363 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23365 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23366 Tobias Grosser <tobi.grosser@amd.com>
23368 * graphite.c (graphite_trans_scop_block): Do not block single
23371 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23373 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23374 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23375 test with assertion.
23377 2009-01-16 Richard Guenther <rguenther@suse.de>
23379 PR tree-optimization/38835
23380 PR middle-end/36227
23381 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23382 and INT + PTR -> (INT)(PTR p+ INT) folding.
23383 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23385 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23388 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23389 the subreg from a lowpart subreg if it is also casting the value.
23391 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23392 Tobias Grosser <tobi.grosser@amd.com>
23394 * graphite.c (compare_prefix_loops): New.
23395 (build_scop_canonical_schedules): Rewritten.
23396 (graphite_transform_loops): Move build_scop_canonical_schedules
23397 after build_scop_iteration_domain.
23399 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23400 Tobias Grosser <tobi.grosser@amd.com>
23402 * graphite.c (add_conditions_to_domain): Add the loops to
23403 the dimension of the iteration domain. Do copy the domain
23404 only when it exists.
23405 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23406 (add_conditions_to_constraints): New.
23407 (can_generate_code_stmt, can_generate_code): Removed.
23408 (gloog): Do not call can_generate_code.
23409 (graphite_transform_loops): Call add_conditions_to_constraints
23410 after building the iteration domain.
23412 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23414 PR tree-optimization/38789
23415 * tree-ssa-threadedge.c
23416 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23417 __builtin_constant_p.
23419 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23421 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23422 examined before deleting them.
23424 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23426 * function.c (aggregate_value_p): Correctly extract the function
23427 type from CALL_EXPR_FN lookup.
23429 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23431 * config/picochip/picochip.c (picochip_override_options): Revert
23432 CFI asm flag disable commited previously.
23434 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23435 Tobias Grosser <tobi.grosser@amd.com>
23436 Jan Sjodin <jan.sjodin@amd.com>
23438 * graphite.c (scan_tree_for_params): On substractions negate
23439 all the coefficients of the term.
23440 (clast_to_gcc_expression_red): New. Handle reduction expressions
23441 of more than two operands.
23442 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23443 (get_vdef_before_scop): Handle also the case of default definitions.
23445 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23447 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23448 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23449 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23451 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23452 Joey Ye <joey.ye@intel.com>
23454 PR middle-end/37843
23455 * cfgexpand.c (expand_stack_alignment): Don't update stack
23456 boundary nor check incoming stack boundary here.
23457 (gimple_expand_cfg): Update stack boundary and check incoming
23458 stack boundary here.
23460 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23462 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23464 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23466 PR rtl-optimization/38245
23467 * calls.c (expand_call): Add stack arguments to
23468 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23469 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23470 in regs and partially in memory or BLKmode arguments.
23471 (emit_library_call_value_1): Add stack arguments to
23472 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23473 ACCUMULATE_OUTGOING_ARGS).
23474 * dce.c: Include tm_p.h.
23475 (find_call_stack_args): New function.
23476 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23478 (mark_insn): Call find_call_stack_args for CALL_Ps.
23479 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23480 forwards. Allocate and free arg_stores bitmap if needed, pass it
23481 down to deletable_insn_p, don't mark stores set in arg_stores
23482 bitmap, clear the bitmap at the beginning of each bb.
23483 * Makefile.in (dce.o): Depend on $(TM_P_H).
23485 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23488 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23489 to make sure the insn is a conditional test (bug 22599). Reformat a
23492 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23494 PR middle-end/38431
23495 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23496 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23497 (gloog): Do not call cleanup_tree_cfg.
23498 (graphite_transform_loops): Call cleanup_tree_cfg after all
23499 scops have been code generated.
23501 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23502 * doc/gty.texi (Invoking the garbage collector): Added new node
23503 and section documenting ggc_collect.
23505 2009-01-14 Richard Guenther <rguenther@suse.de>
23507 PR tree-optimization/38826
23508 PR middle-end/38477
23509 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23510 initialization notes only if we actually emitted a warning.
23511 (intra_create_variable_infos): Add constraints for a result decl
23512 that is passed by hidden reference.
23513 (build_pred_graph): Mark all related variables non-direct on
23516 2009-01-14 Nick Clifton <nickc@redhat.com>
23518 * ira-conflicts.c: Include addresses.h for the definition of
23520 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23521 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23523 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23526 * Makefile.in (ira-lives.o): Add except.h.
23528 * ira-lives.c: Include except.h.
23529 (process_bb_node_lives): Process can_throw_internal.
23531 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23533 PR rtl-optimization/38774
23534 * combine.c (simplify_set): When undoing cc_use change, don't do
23535 PUT_CODE on the newly created comparison, but instead put back the
23538 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23540 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23541 values. Remove duplicate arm8 entry.
23543 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23545 PR tree-optimization/38786
23546 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23547 the SSA_NAME case of expand_scalar_variables_expr.
23548 Set the type of an expression to the type of its assign statement.
23549 (expand_scalar_variables_expr): Also gather the scalar computation
23550 used to index the memory access. Do not pass loop_p.
23551 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23552 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23553 the gimple_stmt_iterator where it inserts new code.
23554 Do not pass loop_p.
23555 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23556 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23558 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23560 * graphite.h (debug_value): Removed.
23561 * graphite.c (debug_value): Removed.
23563 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23565 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23566 ldrd/strd with two 32-bit instructions.
23568 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23570 * config/arm/arm.c (struct processors): Pass for speed down into
23571 cost helper functions.
23572 (const_ok_for_op): Handle COMPARE and inequality nodes.
23573 (arm_rtx_costs_1): Rewrite.
23574 (arm_size_rtx_costs): Update prototype.
23575 (arm_rtx_costs): Pass speed down to helper functions.
23576 (arm_slowmul_rtx_costs): Rework cost calculations.
23577 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23578 (arm_9e_rtx_costs): Likewise.
23580 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23582 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23583 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23584 (alpha_legitimize_address): Do not split local symbols wider than
23585 UNITS_PER_WORD into HIGH/LO_SUM parts.
23587 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23590 * gcc.c (process_command): Replace call to execvp with calls
23591 to pex_one and exit.
23593 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23596 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23597 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23598 variant for devices with 3-byte PC.
23599 (__tablejump_elpm__): New.
23601 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23604 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23605 offsetof member-designator, handle it as `[0].'.
23607 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23609 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23610 function when not using named sections on targets with named sections
23611 if branch distance is less than 262132.
23613 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23615 * combine.c (combine_instructions): Recompute
23616 optimize_this_for_speed_p for each BB in the main combine loop.
23618 2009-01-12 Tomas Bily <tbily@suse.cz>
23621 * tree-loop-distribution.c (prop_phis): New function.
23622 (generate_builtin): Call prop_phis.
23623 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23625 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23627 PR tree-optimization/38807
23628 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23629 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23631 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23633 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23634 subreg of op0 to the original op0.
23636 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23638 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23640 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23643 * mips-tfile.c (parse_def): Fix parsing of def strings
23644 starting with digits.
23646 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23649 * config/arm/arm.c (arm_is_long_call_p): Don't call
23650 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23652 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23654 * regrename.c (regrename_optimize): Fix dumping.
23655 (find_oldest_value_reg): Preserve REG_POINTER.
23656 (copy_hardreg_forward_1): Likewise.
23658 2009-01-09 Diego Novillo <dnovillo@google.com>
23660 * gimple.h (struct gimple_statement_base) <uid>: Document
23661 the restrictions on its use.
23662 (gimple_uid): Tidy.
23663 (gimple_set_uid): Tidy.
23665 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23667 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23668 zero guard even if align_bytes != 0 and count is smaller than
23671 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23673 PR rtl-optimization/38495
23674 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23675 (add_range_and_copies_from_move_list): Print all added ranges.
23676 Add ranges to memory optimized destination.
23678 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23682 * config/i386/i386.c (override_options): Reject
23683 -mstringop-strategy=rep_8byte with -m32.
23684 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23685 to 1. Do count comparison against epilogue_size_needed at compile
23686 time even when count_exp was constant forced into register. For
23687 size_needed don't jump to epilogue, instead just avoid aligning
23688 and invoke the body algorithm. If need_zero_guard, add zero guard
23689 even if count is non-zero, but smaller than size_needed + number of
23690 bytes that could be stored for alignment.
23691 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23692 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23693 but smaller than size_needed + number of bytes that could be stored
23694 for alignment. Compare size_needed with epilogue_size_needed instead
23695 of desired_align - align, don't adjust size_needed, pass
23696 epilogue_size_needed to the epilogue expanders.
23699 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23701 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23703 * pa.c (last_address): Change to unsigned.
23704 (update_total_code_bytes): Change argument to unsigned. Don't
23705 check if insn addresses are set.
23706 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23707 addresses are not set.
23708 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23710 2009-01-09 Nick Clifton <nickc@redhat.com>
23712 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23713 DECL_DECLARED_INLINE_P.
23715 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23717 PR middle-end/38347
23718 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23719 GET_MODE (op0) in operand_subword_force calls.
23721 PR middle-end/38771
23722 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23723 fold_convert arg0 operands to TREE_TYPE (op0) first.
23725 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23727 * params.def (ira-max-conflict-table-size): Decrease default value
23730 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23732 PR tree-optimization/37031
23733 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23735 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23736 allocate it using gc instead of heap, use VEC_quick_push instead of
23738 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23739 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23740 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23741 allocated vector from heap allocated.
23742 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23743 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23744 vector only after perfect_loop_nest_depth call.
23746 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23747 Jan Sjodin <jan.sjodin@amd.com>
23749 PR tree-optimization/38559
23750 * graphite.c (debug_value, copy_constraint,
23751 swap_constraint_variables, scale_constraint_variable, ): New.
23752 (get_lower_bound, get_upper_bound): Removed.
23753 (graphite_trans_bb_strip_mine): Clean up this code that works
23754 only for constant number of iterations. Fully copy upper and
23755 lower bound constraints, not only the constant part of them.
23756 * graphite.h (debug_value): Declared.
23758 2009-01-08 Ira Rosen <irar@il.ibm.com>
23760 PR tree-optimization/37194
23761 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23762 Don't add the cost of cost model guard in prologue to scalar
23763 outside cost in case of known number of iterations.
23765 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23766 Alan Modra <amodra@bigpond.net.au>
23768 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23769 non-word-aligned REG+CONST addressing.
23771 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23774 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23775 free_after_compilation when outputting a thunk.
23776 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23777 Do not call free_after_compilation here.
23779 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23781 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23782 (ix86_valid_target_attribute_inner_p): Ditto.
23784 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23786 PR tree-optimization/38492
23787 PR tree-optimization/38498
23788 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23789 * tree-chrec.h (scev_is_linear_expression): Declared.
23790 * graphite.c (graphite_cannot_represent_loop_niter): New.
23791 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23792 (graphite_loop_normal_form): Use gcc_assert.
23793 (scan_tree_for_params): Use CASE_CONVERT.
23794 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23795 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23796 Use gcc_assert. Discard scops that contain unhandled cases.
23797 (build_scop_conditions): Return a boolean status for unhandled cases.
23798 (strip_mine_profitable_p): Print the loop number, not its depth.
23799 (is_interchange_valid): Pass the depth of the loop nest, don't
23800 recompute it wrongly.
23801 (graphite_trans_bb_block): Same.
23802 (graphite_trans_bb_block): Print tentative of loop blocking.
23803 (graphite_trans_scop_block): Do not print that the loop has been
23805 (graphite_transform_loops): Do not handle scops that contain condition
23808 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23810 AVX Programming Reference (December, 2008)
23811 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23812 (_mm256_stream_pd): Likewise.
23813 (_mm256_stream_ps): Likewise.
23815 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23816 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23817 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23818 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23819 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23820 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23821 (ix86_expand_special_args_builtin): Likewise.
23823 * config/i386/sse.md (AVXMODEDI): New.
23824 (avx_movnt<mode>): Likewise.
23825 (avx_movnt<mode>): Likewise.
23826 (<sse>_movnt<mode>): Remove AVX support.
23827 (sse2_movntv2di): Likewise.
23829 2009-01-07 Richard Guenther <rguenther@suse.de>
23831 PR middle-end/38751
23832 * fold-const.c (extract_muldiv): Remove obsolete comment.
23833 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23834 to PLUS_EXPR canonicalization for the canonicalization.
23836 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23838 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23839 hosted cross-compilers generating less efficient code.
23841 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23843 * function.h (rtl_data): Add a dbr_scheduled_p field.
23844 * reorg.c (dbr_schedule): Set it.
23845 (gate_handle_delay_slots): Check it.
23846 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23847 (mips_reorg): Check flag_delayed_branch instead of
23848 mips_base_delayed_branch.
23849 (mips_override_options): Don't set mips_base_delayed_branch
23850 or flag_delayed_branch.
23852 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23854 PR rtl-optimization/38426.
23855 * ira.c (ira): Set current_function_is_leaf earlier.
23857 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23859 PR rtl-optimization/38722
23860 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23861 too early, only set a flag and modify after last possible
23864 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23867 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23868 * real.c (decimal_single_format): Correct values of emin and emax.
23869 (decimal_double_format): Ditto.
23870 (decimal_quad_format): Ditto.
23871 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23872 computation of DECnn_MIN and DECnn_MAX for corrected values of
23873 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23874 __DECnn_MIN__, and adjust its computation for the corrected value
23877 2009-01-06 Jan Hubicka <jh@suse.cz>
23880 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23882 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23884 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23885 Add Robert Clark to the list of testers.
23887 2009-01-06 Jan Hubicka <jh@suse.cz>
23888 Kai Tietz <kai.tietz@onevision.com>
23890 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23891 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23893 2009-01-06 Jan Hubicka <jh@suse.cz>
23894 Kai Tietz <kai.tietz@onevision.com>
23896 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23898 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23899 (ix86_nsaved_regs): Count only general purpose regs.
23900 (ix86_nsaved_sseregs): New.
23901 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23902 to 16 for w64; compute padding and size of sse reg save area.
23903 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23904 general purpose regs.
23905 (ix86_emit_save_sse_regs_using_mov): New.
23906 (ix86_expand_prologue): Save SSE regs if needed.
23907 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23908 (ix86_emit_restore_sse_regs_using_mov): New.
23909 (ix86_expand_epilogue): Save SSE regs if needed.
23911 2009-01-06 Jan Hubicka <jh@suse.cz>
23912 Kai Tietz <kai.tietz@onevision.com>
23914 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23915 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23916 functions when accumulate outgoing args is off.
23918 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23921 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23922 before using pseudos_have_intersected_live_ranges_p.
23924 * ira-int.h (ira_assert): Always define.
23926 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23928 AVX Programming Reference (December, 2008)
23929 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23930 (_mm256_permute2_pd): Likewise.
23931 (_mm_permute2_ps): Likewise.
23932 (_mm256_permute2_ps): Likewise.
23933 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23934 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23936 * config/i386/i386.c (ix86_builtins): Remove
23937 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23938 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23939 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23940 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23941 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23942 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23943 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23944 __builtin_ia32_vpermil2ps256.
23945 (ix86_init_mmx_sse_builtins): Updated.
23946 (ix86_expand_args_builtin): Likewise.
23948 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23950 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23951 long absolute calls when generating PA 2.0 code.
23953 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23955 PR rtl-optimization/38583
23956 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23958 * params.def (ira-max-conflict-table-size): New.
23960 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23962 * ira.h (ira_conflicts_p): New external definition.
23964 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23965 table. Report this. Return result of building.
23966 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23967 building conflict table.
23969 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23970 (ira_color): Use ira_conflicts_p.
23972 * global.c: Include ira.h.
23973 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23976 * Makefile.in (global.o): Add ira.h.
23978 * ira-build.c (mark_all_loops_for_removal,
23979 propagate_some_info_from_allocno): New.
23980 (remove_unnecessary_allocnos): Call
23981 propagate_some_info_from_allocno.
23982 (remove_low_level_allocnos): New.
23983 (remove_unnecessary_regions): Add parameter. Call
23984 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23985 parameter to remove_unnecessary_regions.
23986 (ira_build): Remove all regions but root if the conflict table was
23987 not built. Update conflict hard regs for allocnos crossing calls.
23989 * ira.c (ira_conflicts_p): New global.
23990 (ira): Define and use ira_conflicts_p.
23992 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23993 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23994 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23996 2009-01-06 Ben Elliston <bje@au.ibm.com>
23998 * gengtype-lex.l (YY_NO_INPUT): Define.
24000 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24003 * c-common.c (handle_vector_size_attribute): Also reject
24004 BOOLEAN_TYPE types.
24006 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24008 PR tree-optimization/38492
24009 * graphite.c (rename_map_elt, debug_rename_elt,
24010 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24011 rename_map_elt_info, eq_rename_map_elts,
24012 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24013 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24014 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24015 (sese_build_livein_liveouts): New.
24016 (new_sese, free_sese): New.
24017 (new_scop): Call new_sese.
24018 (free_scop): Call free_sese.
24019 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24020 (register_old_new_names): Renamed register_old_and_new_names.
24021 (register_scop_liveout_renames, add_loop_exit_phis,
24022 insert_loop_close_phis, struct igp,
24023 default_liveout_before_guard, add_guard_exit_phis,
24024 insert_guard_phis, copy_renames): New.
24025 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24026 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24027 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24028 (scop_adjust_phis_for_liveouts): New.
24029 (gloog): Call scop_adjust_phis_for_liveouts.
24031 * graphite.h (struct sese): Documented. Added fields liveout,
24032 num_ver and livein.
24033 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24034 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24035 (struct scop): Added field liveout_renames.
24036 (SCOP_LIVEOUT_RENAMES): New.
24038 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24040 PR tree-optimization/38510
24041 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24042 (translate_clast): Call recompute_all_dominators before
24044 (gloog): Call recompute_all_dominators before graphite_verify.
24046 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24047 Jan Sjodin <jan.sjodin@amd.com>
24049 PR tree-optimization/38500
24050 * graphite.c (create_sese_edges): Call fix_loop_structure after
24053 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24055 * config.gcc: Add m32r*-*-rtems*.
24056 * config/m32r/rtems.h: New file.
24058 2009-01-05 Ben Elliston <bje@au.ibm.com>
24060 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24061 (.po.pox): Likewise.
24062 (po/gcc.pot): Likewise.
24064 2009-01-04 David S. Miller <davem@davemloft.net>
24066 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24067 (STARTING_FRAME_OFFSET): Always set to zero.
24069 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24071 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24072 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24073 fixed-point types, and vectors of the same.
24075 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24077 * config/mips/sync.md (*mb_barrier): Rename to...
24078 (*memory_barrier): ...this.
24080 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24082 * doc/extend.texi (Function Attributes): Move @cindex after @item
24083 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24084 and put in alphabetical order. Fix 'target' name and put in order.
24085 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24088 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24090 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24091 (memory_barrier): Expand as unspec instead of unspec_volatile.
24092 Remove mem:BLK from insn operands. Use Pmode scratch register.
24093 (*memory_barrier): Define as unspec instead of unspec_volatile.
24094 Use (match_dup 0) as input operand.
24096 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24097 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24098 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24099 scratch register. Remove operand 1.
24100 (*stbar): Define as unspec instead of unspec_volatile.
24101 Use (match_dup 0) as input operand, remove (const_int 8).
24102 (*membar): Define as unspec instead of unspec_volatile.
24103 Use (match_dup 0) as input operand, remove input operand 2.
24105 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24106 (memory_barrier): Expand as unspec instead of unspec_volatile.
24107 Remove mem:BLK from insn operands. Use Pmode scratch register.
24108 (*memory_barrier): Define as unspec instead of unspec_volatile.
24109 Use (match_dup 0) as input operand.
24111 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24112 Remove mem:BLK from insn operands. Use Pmode scratch register.
24113 Set volatile flag on operand 0.
24114 (*memory_barrier): New insn pattern.
24116 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24118 (*memory_barrier): Use (match_dup 0) as input operand.
24120 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24121 Remove mem:BLK from insn operands. Use Pmode scratch register.
24122 Set volatile flag on operand 0.
24123 (*mb_internal): New insn pattern.
24125 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24127 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24129 PR middle-end/38586
24130 * function.c (struct temp_slot): Move to the section of the file
24131 that deals with temp slots. Remove field 'address'.
24132 (temp_slot_address_table): New hash table of address -> temp slot.
24133 (struct temp_slot_address_entry): New struct, items for the table.
24134 (temp_slot_address_compute_hash, temp_slot_address_hash,
24135 temp_slot_address_eq, insert_temp_slot_address): Support functions
24137 (find_temp_slot_from_address): Rewrite to use the new hash table.
24138 (remove_unused_temp_slot_addresses): Remove addresses of temp
24139 slots that have been made available.
24140 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24141 worker function for remove_unused_temp_slot_addresses.
24142 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24143 Add the temp slot address to the address -> temp slot map.
24144 (update_temp_slot_address): Update via insert_temp_slot_address.
24145 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24146 (pop_temp_slots): Likewise.
24147 (init_temp_slots): Allocate the address -> temp slot map, or empty
24148 the map if it is already allocated.
24149 (prepare_function_start): Initialize temp slot processing.
24151 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24153 PR middle-end/38584
24154 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24155 Calculate the size of all stack vars assuming no packing of stack
24156 vars will happen, replacing a quadratic algorithm with a linear one.
24158 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24161 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24164 2009-01-03 Diego Novillo <dnovillo@google.com>
24166 * doc/contrib.texi: Update contributions.
24168 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24171 * builtins.c (fold_builtin_memory_op): Give up if either operand
24172 is volatile. Set srctype or desttype to non-qualified version
24176 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24177 and FUNCTION_DECLs.
24179 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24181 PR rtl-optimization/35805
24182 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24183 problem if fast dce is able to remove any instructions.
24184 * dce.c (dce_process_block): Fix dump message.
24186 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24189 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24191 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24193 PR middle-end/38690
24194 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24195 * tree-pretty-print.c (op_code_prio): New function.
24196 (op_prio): No longer static. Use op_code_prio.
24197 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24198 Use op_prio and op_code_prio to determine if () should be
24199 printed around operand(s) or not.
24201 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24202 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24203 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24204 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24205 pp_character instead of pp_string for single letter printing.
24207 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24209 * doc/extend.texi: Fix '#pragma GCC option' typo.
24211 2009-01-02 Richard Guenther <rguenther@suse.de>
24213 * doc/install.texi (--enable-checking): Mention different
24214 default for stage1.
24215 (--enable-stage1-checking): Document.
24217 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24219 PR middle-end/30142
24220 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24221 case to be an error.
24223 2009-01-02 Ben Elliston <bje@au.ibm.com>
24225 * config/fp-bit.h (pack_d): Constify argument.
24226 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24227 (isnan): Constify argument.
24229 (iszero): Likewise.
24230 (pack_d): Likewise.
24231 (_fpadd_parts): Constify return type.
24232 (_fpmul_parts): Likewise.
24233 (_fpdiv_parts): Likewise.
24235 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24238 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24239 warn about overwriting initializer with side-effects or
24240 -Woverride-init if !IMPLICIT.
24241 (output_init_element): Likewise. Pass IMPLICIT down to
24243 (process_init_element): Add IMPLICIT argument. Pass it down
24244 to output_init_element.
24245 (push_init_element, pop_init_level, set_designator): Adjust
24246 process_init_element callers.
24247 (set_nonincremental_init, set_nonincremental_init_from_string):
24248 Adjust add_pending_init callers.
24249 (output_pending_init_elements): Adjust output_init_element callers.
24250 * c-tree.h (process_init_element): Adjust prototype.
24251 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24252 process_init_element callers.
24255 Copyright (C) 2009 Free Software Foundation, Inc.
24257 Copying and distribution of this file, with or without modification,
24258 are permitted in any medium without royalty provided the copyright
24259 notice and this notice are preserved.