1 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6 * rtl.h (prev_nonnote_insn_bb): Declare it.
8 2009-09-03 Diego Novillo <dnovillo@google.com>
10 * cgraph.c (cgraph_node_for_decl): New.
11 * cgraph.h (cgraph_node_for_decl): Declare.
12 * tree.c (host_integerp): Return 0 if T is NULL.
14 2009-09-03 Diego Novillo <dnovillo@google.com>
16 * tree.h (struct alias_pair): Move from varasm.c.
17 (alias_pairs): Likewise.
18 (TYPE_MAXVAL): Define.
19 (TYPE_MINVAL): Define.
20 (iterative_hash_host_wide_int): Declare.
21 (remove_unreachable_alias_pairs): Declare.
22 * tree-pass.h (pass_ipa_free_lang_data): Declare.
23 * diagnostic.c (default_diagnostic_starter): Make extern.
24 (default_diagnostic_finalizer): Make extern.
25 * diagnostic.h (default_diagnostic_starter): Declare.
26 (default_diagnostic_finalizer): Declare.
27 (default_tree_printer): Declare.
28 * toplev.c (default_tree_printer): Make extern.
30 2009-09-03 Richard Guenther <rguenther@suse.de>
31 Diego Novillo <dnovillo@google.com>
33 * cgraph.c (cgraph_add_new_function): Remove gimplification.
34 * cgraphunit.c (cgraph_expand_function): Do not emit
35 associated thunks from here.
36 (cgraph_emit_thunks): New.
37 (cgraph_optimize): Call it.
38 Return if any IPA pass finds an error.
39 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
42 2009-09-03 Simon Baldwin <simonb@google.com>
43 Rafael Espindola <espindola@google.com>
44 Richard Guenther <rguenther@suse.de>
45 Doug Kwan <dougkwan@google.com>
46 Diego Novillo <dnovillo@google.com>
48 * tree.c: Include tree-pass.h, langhooks-def.h,
49 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
50 (free_lang_data_in_type): New.
51 (need_assembler_name_p): New.
52 (free_lang_data_in_block): New.
53 (free_lang_data_in_decl): New.
54 (struct free_lang_data_d): New.
55 (add_tree_to_fld_list): New.
56 (find_decls_types_r): New.
57 (get_eh_types_for_runtime): New.
58 (find_decls_types_in_eh_region): New.
59 (find_decls_types_in_node): New.
60 (find_decls_types_in_var): New.
61 (free_lang_data_in_cgraph): New.
62 (free_lang_data): New.
63 (gate_free_lang_data): New.
64 (pass_ipa_free_lang_data): New.
66 2009-09-03 Diego Novillo <dnovillo@google.com>
68 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
69 * langhooks.h (struct lang_hooks): Add field free_lang_data.
70 (lang_hooks): Remove const qualifier.
71 * ipa.c (cgraph_remove_unreachable_nodes): Call
72 remove_unreachable_alias_pairs.
73 * except.c (add_type_for_runtime): Check if TYPE has
74 already been converted.
75 (lookup_type_for_runtime): Likewise.
76 (check_handled): Handle converted types.
77 * varasm.c (remove_unreachable_alias_pairs): New.
78 * gimple.c: Include demangle.h.
79 (gimple_decl_printable_name): New.
80 (gimple_fold_obj_type_ref): New.
81 * gimple.h (gimple_decl_printable_name): Declare.
82 (gimple_fold_obj_type_ref): Declare.
83 * passes.c (init_optimization_passes): Add pass
84 pass_ipa_free_lang_data.
85 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
86 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
88 2009-09-03 Diego Novillo <dnovillo@google.com>
90 * c-lang.c (lang_hooks): Remove const qualifier.
92 2009-09-02 Loren James Rittle <ljrittle@acm.org>
94 * doc/install.texi (*-*-freebsd*): Update target information.
96 2009-09-02 Anatoly Sokolov <aesok@post.ru>
98 * hard-reg-set.h (call_fixed_regs): Remove.
99 * reginfo.c (call_fixed_regs): Remove.
100 (init_reg_sets_1): Remove initialization of call_fixed_regs.
101 (globalize_reg): Don't use call_fixed_regs.
102 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
105 2009-09-01 Michael Matz <matz@suse.de>
107 * expr.h (emit_storent_insn, expand_expr_real_1,
108 expand_expr_real_2): Declare.
109 * expr.c (emit_storent_insn, expand_expr_real_1,
110 expand_expr_real_2): Export.
111 (store_expr): Setting and evaluating dont_return_target is
113 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
114 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
115 * except.c (expand_resx_expr): Rename to ...
116 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
117 * except.h (expand_resx_stmt): Declare.
118 * stmt.c: Add include gimple.h
119 (expand_asm_expr): Rename to ...
120 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
121 (expand_case): Rewrite to take gimple statement.
122 * tree.h (expand_asm_stmt): Declare.
123 (expand_case): Change prototype.
124 * Makefile.in (stmt.o): Depend on gimple.h.
125 * builtins.c (expand_builtin_synchronize): Build gimple asm
126 statement, not an ASM_EXPR.
127 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
128 gimple_to_tree, release_stmt_tree): Remove.
129 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
130 ggc_free, but hold comparison code and operands separately.
131 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
132 (expand_call_stmt, expand_gimple_stmt_1,
133 expand_gimple_stmt): New helpers.
134 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
135 release_stmt_tree. Call expand_gimple_stmt instead.
136 (expand_gimple_basic_block): Ditto.
138 * calls.c (emit_call_1): Don't look at EH regions here, make
139 fntree parameter useless.
140 (expand_call): New local rettype for TREE_TYPE(exp), use it
141 throughout. Remove local p, use addr instead.
142 Don't look at EH regions here.
144 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
146 * doc/invoke.texi (-fsched-pressure): Document it.
147 (-fsched-reg-pressure-heuristic): Remove it.
149 * reload.c (ira.h): Include.
150 (find_reloads): Add choosing reload on number of small spilled
153 * haifa-sched.c (ira.h): Include.
154 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
155 saved_reg_pressure, curr_reg_live, saved_reg_live,
156 region_ref_regs): New variables.
157 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
158 initiate_reg_pressure_info, setup_ref_regs,
159 initiate_bb_reg_pressure_info, save_reg_pressure,
160 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
162 (setup_insn_reg_pressure_info): New function.
163 (rank_for_schedule): Add pressure checking and insn issue time.
164 Remove comparison of insn reg weights.
165 (ready_sort): Set insn reg pressure info.
166 (update_register_pressure, setup_insn_max_reg_pressure,
167 update_reg_and_insn_max_reg_pressure,
168 sched_setup_bb_reg_pressure_info): New functions.
169 (schedule_insn): Add code for printing and updating reg pressure
171 (find_set_reg_weight, find_insn_reg_weight): Remove.
172 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
173 (debug_ready_list): Print reg pressure info.
174 (schedule_block): Ditto. Check insn issue time.
175 (sched_init): Set up sched_pressure_p. Allocate and set up some
176 reg pressure related info.
177 (sched_finish): Free some reg pressure related info.
178 (fix_tick_ready): Make insn always ready if pressure_p.
179 (init_h_i_d): Don't call find_insn_reg_weight.
180 (haifa_finish_h_i_d): Free insn reg pressure info.
182 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
183 ira_memory_move_cost, ira_class_hard_regs,
184 ira_class_hard_regs_num, ira_no_alloc_regs,
185 ira_available_class_regs, ira_reg_class_cover_size,
186 ira_reg_class_cover, ira_class_translate): Move to ira.h.
188 * ira-lives.c (single_reg_class): Check mode to find how many
189 registers are necessary for operand.
190 (ira_implicitly_set_insn_hard_regs): New.
192 * common.opt (fsched-pressure): New options.
193 (fsched-reg-pressure-heuristic): Remove.
195 * ira.c (setup_eliminable_regset): Rename to
196 ira_setup_eliminable_regset. Make it external.
197 (expand_reg_info): Pass cover class to setup_reg_classes.
198 (ira): Call resize_reg_info instead of allocate_reg_info.
200 * sched-deps.c: Include ira.h.
201 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
202 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
203 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
204 mark_insn_hard_regno_birth, mark_insn_reg_birth,
205 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
206 mark_insn_reg_store, mark_insn_reg_clobber,
207 setup_insn_reg_pressure_info): New.
208 (sched_analyze_1): Update implicit_reg_pending_uses.
209 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
210 Use them to create dependencies. Set insn reg uses and pressure
211 info. Process reg_pending_uses in one place.
212 (free_deps): Free implicit sets.
213 (remove_from_deps): Remove implicit sets if necessary. Check
214 implicit sets when clearing reg_last_in_use.
215 (init_deps_global): Clear implicit_reg_pending_clobbers and
216 implicit_reg_pending_uses.
218 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
219 ira_memory_move_cost, ira_class_hard_regs,
220 ira_class_hard_regs_num, ira_no_alloc_regs,
221 ira_available_class_regs, ira_reg_class_cover_size,
222 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
223 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
224 ira_implicitly_set_insn_hard_regs): New prototypes.
226 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
227 cost_elements_num): New variables.
228 (allocno_costs, total_costs): Rename to costs and
230 (COSTS_OF_ALLOCNO): Rename to COSTS.
231 (allocno_pref): Rename to pref.
232 (allocno_pref_buffer): Rename to pref_buffer.
233 (common_classes): Rename to regno_cover_class.
235 (record_reg_classes): Set allocno attributes only if allocno_p.
236 (record_address_regs): Ditto. Use COST_INDEX instead of
238 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
239 and COSTS_OF_ALLOCNO.
240 (print_costs): Rename to print_allocno_costs.
241 (print_pseudo_costs): New.
242 (process_bb_node_for_costs): Split into 2 functions with new
243 function process_bb_for_costs. Pass BB to process_bb_for_costs.
244 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
245 new parameter dump_file. Use cost_elements_num instead of
246 ira_allocnos_num. Make one iteration if preferred classes were
247 already calculated for scheduler. Make 2 versions of code
248 depending on allocno_p.
249 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
250 regno_cover_class and COSTS instead of common_classes and
252 (init_costs, finish_costs): New.
253 (ira_costs): Set up allocno_p and cost_elements_num. Call
254 init_costs and finish_costs.
255 (ira_set_pseudo_classes): New.
257 * rtl.h (allocate_reg_info): Remove.
258 (resize_reg_info): Change return type.
259 (reg_cover_class): New.
260 (setup_reg_classes): Add new parameter.
262 * sched-int.h (struct deps_reg): New member implicit_sets.
263 (sched_pressure_p, sched_regno_cover_class): New external
265 (INCREASE_BITS): New macro.
266 (struct reg_pressure_data, struct reg_use_data): New.
267 (struct _haifa_insn_data): Remove reg_weight. Add members
268 reg_pressure, reg_use_list, reg_set_list, and
269 reg_pressure_excess_cost_change.
270 (struct deps): New member implicit_sets.
271 (pressure_p): New variable.
272 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
273 (struct reg_pressure_data, struct reg_use_data): New.
274 (INSN_REG_WEIGHT): Remove.
275 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
276 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
278 (sched_init_region_reg_pressure_info,
279 sched_setup_bb_reg_pressure_info): New prototypes.
281 * reginfo.c (struct reg_pref): New member coverclass.
282 (reg_cover_class): New function.
283 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
284 (reg_info_size): New variable.
285 (allocate_reg_info): Make static. Setup reg_info_size.
286 (resize_reg_info): Use reg_info_size. Return flag of resizing.
287 (setup_reg_classes): Add a new parameter. Setup cover class too.
289 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
292 * sched-rgn.c (deps_join): Set up implicit_sets.
293 (schedule_region): Set up region and basic blocks pressure
296 * passes.c (init_optimization_passes): Move
297 pass_subregs_of_mode_init before pass_sched.
299 2009-09-02 Martin Jambor <mjambor@suse.cz>
301 * tree-sra.c (struct access): New field grp_hint.
302 (dump_access): Dump grp_hint.
303 (sort_and_splice_var_accesses): Set grp_hint if a group is read
305 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
306 those which have been specifically read and somehow written to.
307 (propagate_subacesses_accross_link): Set grp_hint of right child and
308 also possibly of the left child.
310 2009-09-02 Jakub Jelinek <jakub@redhat.com>
312 * tree-object-size.c (addr_object_size): Always use object_size_type
313 0 or 2 when determining the pointer pointed object size.
315 2009-09-02 Richard Guenther <rguenther@suse.de>
318 2009-08-31 Richard Guenther <rguenther@suse.de>
320 * builtins.c (fold_builtin_memory_op): Use the alias oracle
321 to query if the memory regions for memmove overlap.
322 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
323 asserts on pointers, instead deal with odd trees.
324 (ptr_derefs_may_alias_p): Likewise.
325 (refs_may_alias_p_1): Constructor bases also never alias.
327 2009-08-01 Christian Bruel <christian.bruel@st.com>
330 2009-07-31 Christian Bruel <christian.bruel@st.com>
331 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
333 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
335 * doc/invoke.texi (-fvar-tracking-assignments): New.
336 (-fvar-tracking-assignments-toggle): New.
337 (-fdump-final-insns=file): Mark filename as optional.
338 (--param min-nondebug-insn-uid): New.
339 (-gdwarf-@{version}): Mention version 4.
340 * opts.c (common_handle_option): Accept it.
341 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
342 * regrename.c (regrename_optimize): Drop last. Don't count debug
343 insns as uses. Don't reject change because of debug insn.
344 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
345 from the chain starter, and check for inexact matches in
347 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
348 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
349 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
350 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
351 * doc/gimple.texi (is_gimple_debug): New.
352 (gimple_debug_bind_p): New.
353 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
354 * doc/install.texi (bootstrap-debug): More details.
355 (bootstrap-debug-big, bootstrap-debug-lean): Document.
356 (bootstrap-debug-lib): More details.
357 (bootstrap-debug-ckovw): Update.
358 (bootstrap-time): New.
359 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
360 (insert_phi_nodes_for): Insert debug stmts.
361 (rewrite_stmt): Take iterator. Insert debug stmts.
362 (rewrite_enter_block): Adjust.
363 (maybe_replace_use_in_debug_stmt): New.
364 (rewrite_update_stmt): Use it.
365 (mark_use_interesting): Return early for debug stmts.
366 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
367 stmts before replacing stmt.
368 (move_computations_stmt): Likewise.
369 * ira-conflicts.c (add_copies): Skip debug insns.
370 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
371 (regstat_bb_compute_ri): Skip debug insns.
372 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
373 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
374 check_loop_closed_ssa_stmt): Skip debug stmts.
375 * tree-tailcall.c (find_tail_calls): Likewise.
376 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
377 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
378 (build_var_debug_value_stat): Declare.
379 (build_var_debug_value): Define.
380 (target_for_debug_bind): Declare.
381 * reload.c (find_equiv_reg): Skip debug insns.
382 * rtlanal.c (reg_used_between_p): Skip debug insns.
383 (side_effects_p): Likewise.
384 (canonicalize_condition): Likewise.
385 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
386 insns never depend on debug insns.
387 (create_ddg_dep_no_link): Likewise.
388 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
389 Don't add inter-loop dependencies for debug insns.
390 (build_intra_loop_deps): Likewise.
391 (create_ddg): Count debug insns.
392 * ddg.h (struct ddg::num_debug): New.
393 (num_backargs): Pair up with previous int field.
394 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
395 -fcompare-debug-second.
396 * final.c (get_attr_length_1): Skip debug insns.
397 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
398 * gcc.c (invoke_as): Call compare-debug-dump-opt.
399 (driver_self_specs): Map -fdump-final-insns to
400 -fdump-final-insns=..
401 (get_local_tick): New.
402 (compare_debug_dump_opt_spec_function): Test for . argument and
403 compute output name. Compute temp output spec without flag name.
404 Compute -frandom-seed.
405 (OPT): Undef after use.
406 * cfgloopanal.c (num_loop_insns): Skip debug insns.
407 (average_num_loop_insns): Likewise.
408 * params.h (MIN_NONDEBUG_INSN_UID): New.
409 * gimple.def (GIMPLE_DEBUG): New.
410 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
411 * auto-inc-dec.c (merge_in_block): Skip debug insns.
412 (merge_in_block): Fix whitespace.
413 * toplev.c (flag_var_tracking): Update comment.
414 (flag_var_tracking_assignments): New.
415 (flag_var_tracking_assignments_toggle): New.
416 (process_options): Don't open final insns dump file if we're not
417 going to write to it. Compute defaults for var_tracking.
418 * df-scan.c (df_insn_rescan_debug_internal): New.
419 (df_uses_record): Handle debug insns.
420 * haifa-sched.c (ready): Initialize n_debug.
421 (contributes_to_priority): Skip debug insns.
422 (dep_list_size): New.
424 (rank_for_schedule): Likewise. Schedule debug insns as soon as
425 they're ready. Disregard previous debug insns to make decisions.
426 (queue_insn): Never queue debug insns.
427 (ready_add, ready_remove_first, ready_remove): Count debug insns.
428 (schedule_insn): Don't reject debug insns because of issue rate.
429 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
430 (queue_to_ready): Skip and discount debug insns.
431 (choose_ready): Let debug insns through.
432 (schedule_block): Check boundary debug insns. Discount debug
433 insns, schedule them early. Adjust whitespace.
434 (set_priorities): Check for boundary debug insns.
435 (add_jump_dependencies): Use dep_list_size.
436 (prev_non_location_insn): New.
438 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
440 (remove_unused_ivs): Reset debug stmts.
441 * modulo-sched.c (const_iteration_count): Skip debug insns.
442 (res_MII): Discount debug insns.
443 (loop_single_full_bb_p): Skip debug insns.
444 (sms_schedule): Likewise.
445 (sms_schedule_by_order): Likewise.
446 (ps_has_conflicts): Likewise.
447 * caller-save.c (refmarker_fn): New.
448 (save_call_clobbered_regs): Replace regs with saved mem in
450 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
451 Call refmarker_fn mark for hardregnos.
452 (mark_reg_as_referenced): New.
453 (replace_reg_with_saved_mem): New.
454 * ipa-pure-const.c (check_stmt): Skip debug stmts.
455 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
457 (cse_extended_basic_block): Skip debug insns.
458 (count_reg_usage): Likewise.
459 (is_dead_reg): New, split out of...
460 (set_live_p): ... here.
461 (insn_live_p): Use it for debug insns.
462 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
463 (execute_optimize_stdarg): Likewise.
464 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
465 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
466 changes in debug stmts as changes.
467 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
468 (moveup_expr): Don't move across debug insns. Don't move
469 debug insn if it would create a bookkeeping block.
470 (moveup_expr_cached): Don't use cache for debug insns that
472 (compute_av_set_inside_bb): Skip debug insns.
473 (sel_rank_for_schedule): Schedule debug insns first. Remove
475 (block_valid_for_bookkeeping_p); Support lax searches.
476 (create_block_for_bookkeeping): Adjust block numbers when
477 encountering debug-only blocks.
478 (find_place_for_bookkeeping): Deal with debug-only blocks.
479 (generate_bookkeeping_insn): Accept no place to insert.
480 (remove_temp_moveop_nops): New argument full_tidying.
481 (prepare_place_to_insert): Deal with debug insns.
482 (advance_state_on_fence): Debug insns don't start cycles.
483 (update_boundaries): Take fence as argument. Deal with
485 (schedule_expr_on_boundary): No full_tidying on debug insns.
486 (fill_insns): Deal with debug insns.
487 (track_scheduled_insns_and_blocks): Don't count debug insns.
488 (need_nop_to_preserve_insn_bb): New, split out of...
489 (remove_insn_from_stream): ... this.
490 (fur_orig_expr_not_found): Skip debug insns.
491 * rtl.def (VALUE): Move up.
493 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
495 (nearest_common_dominator_of_uses): Take debug_stmts argument.
496 Set it if debug stmts are found.
497 (statement_sink_location): Skip debug stmts. Propagate
498 moving defs into debug stmts.
499 * ifcvt.c (first_active_insn): Skip debug insns.
500 (last_active_insns): Likewise.
501 (cond_exec_process_insns): Likewise.
502 (noce_process_if_block): Likewise.
503 (check_cond_move_block): Likewise.
504 (cond_move_convert_if_block): Likewise.
505 (block_jumps_and_fallthru_p): Likewise.
506 (dead_or_predicable): Likewise.
507 * dwarf2out.c (debug_str_hash_forced): New.
508 (find_AT_string): Add comment.
509 (gen_label_for_indirect_string): New.
510 (get_debug_string_label): New.
511 (AT_string_form): Use it.
512 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
513 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
514 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
515 several operations that cannot be represented with DWARF opcodes.
516 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
517 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
518 (dwarf2out_var_location): Take during-call mark into account.
519 (output_indirect_string): Update comment. Output if there are
520 label and references.
521 (prune_indirect_string): New.
522 (prune_unused_types): Call it if debug_str_hash_forced.
523 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
524 (dw_long_long_const): Remove.
525 (struct dw_val_struct): Change val_long_long type to rtx.
526 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
527 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
528 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
529 component instead of HOST_BITS_PER_LONG.
530 (output_loc_operands): Likewise. For const8* assert
531 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
532 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
533 rather than HOST_BITS_PER_LONG is >= 64.
534 (add_AT_long_long): Remove val_hi and val_lo arguments, add
536 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
537 HOST_BITS_PER_LONG for dw_val_class_long_long.
538 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
539 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
540 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
542 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
543 Handle DW_OP_implicit_value.
544 (extract_int): Move prototype earlier.
545 (mem_loc_descriptor): For SUBREG punt if inner
546 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
547 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
548 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
549 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
550 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
551 instead of Pmode size.
552 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
553 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
554 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
555 (concat_loc_descriptor, concatn_loc_descriptor,
556 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
557 (add_location_or_const_value_attribute): Likewise. For single
558 location loc_lists attempt to use add_const_value_attribute
559 for constant decls. Add DW_AT_const_value even if
560 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
562 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
563 (control_flow_insn_p): Likewise.
564 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
566 (separate_decls_in_region_debug_bind): New.
567 (separate_decls_in_region): Process debug bind stmts afterwards.
568 * recog.c (verify_changes): Handle debug insns.
569 (extract_insn): Likewise.
570 (peephole2_optimize): Skip debug insns.
571 * dse.c (scan_insn): Skip debug insns.
572 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
574 (setup_id_for_insn): Handle debug insns.
575 (maybe_tidy_empty_bb): Adjust whitespace.
576 (tidy_control_flow): Skip debug insns.
577 (sel_remove_insn): Adjust for debug insns.
578 (sel_estimate_number_of_insns): Skip debug insns.
579 (create_insn_rtx_from_pattern): Handle debug insns.
580 (create_copy_of_insn_rtx): Likewise.
581 * sel-sched-.h (sel_bb_end): Declare.
582 (sel_bb_empty_or_nop_p): New.
583 (get_all_loop_exits): Use it.
584 (_eligible_successor_edge_p): Likewise.
585 (return_nop_to_pool): Adjust.
586 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
587 * ira-lives.c (process_bb_node_lives): Skip debug insns.
588 * gimple-pretty-print.c (dump_gimple_debug): New.
589 (dump_gimple_stmt): Use it.
590 (dump_bb_header): Skip gimple debug stmts.
591 * regmove.c (optimize_reg_copy_1): Discount debug insns.
592 (fixup_match_2): Likewise.
593 (regmove_backward_pass): Likewise. Simplify combined
594 replacement. Handle debug insns.
595 * function.c (instantiate_virtual_regs): Handle debug insns.
596 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
597 * print-rtl.h: Include cselib.h.
598 (print_rtx): Print VALUEs. Split out and recurse for
600 * df.h (df_inns_rescan_debug_internal): Declare.
601 * gcse.c (alloc_hash_table): Estimate n_insns.
602 (cprop_insn): Don't regard debug insns as changes.
603 (bypass_conditional_jumps): Skip debug insns.
604 (one_pre_gcse_pass): Adjust.
605 (one_code_hoisting_pass): Likewise.
606 (compute_ld_motion_mems): Skip debug insns.
607 (one_cprop_pass): Adjust.
608 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
609 (if_convertible_stmt_p): Handle debug stmts.
610 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
611 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
612 * ira-build.c (create_bb_allocnos): Skip debug insns.
613 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
614 (has_single_use): Likewise.
615 (single_imm_use): Likewise.
616 (num_imm_uses): Likewise.
617 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
618 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
619 (create_outofssa_var_map): Likewise.
620 * lower-subreg.c (adjust_decomposed_uses): New.
621 (resolve_debug): New.
622 (decompose_multiword_subregs): Use it.
623 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
624 * emit-rtl.c: Include params.h.
625 (cur_debug_insn_uid): Define.
626 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
627 (copy_rtx_if_shared_1): Handle debug insns.
628 (reset_used_flags): Likewise.
629 (set_used_flags): LIkewise.
630 (get_max_insn_count): New.
631 (next_nondebug_insn): New.
632 (prev_nondebug_insn): New.
633 (make_debug_insn_raw): New.
634 (emit_insn_before_noloc): Handle debug insns.
635 (emit_jump_insn_before_noloc): Likewise.
636 (emit_call_insn_before_noloc): Likewise.
637 (emit_debug_insn_before_noloc): New.
638 (emit_insn_after_noloc): Handle debug insns.
639 (emit_jump_insn_after_noloc): Likewise.
640 (emit_call_insn_after_noloc): Likewise.
641 (emit_debug_insn_after_noloc): Likewise.
642 (emit_insn_after): Take loc from earlier non-debug insn.
643 (emit_jump_insn_after): Likewise.
644 (emit_call_insn_after): Likewise.
645 (emit_debug_insn_after_setloc): New.
646 (emit_debug_insn_after): New.
647 (emit_insn_before): Take loc from later non-debug insn.
648 (emit_jump_insn_before): Likewise.
649 (emit_call_insn_before): Likewise.
650 (emit_debug_insn_before_setloc): New.
651 (emit_debug_insn_before): New.
652 (emit_insn): Handle debug insns.
653 (emit_debug_insn): New.
654 (emit_jump_insn): Handle debug insns.
655 (emit_call_insn): Likewise.
657 (init_emit): Take min-nondebug-insn-uid into account.
658 Initialize cur_debug_insn_uid.
659 (emit_copy_of_insn_after): Handle debug insns.
660 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
661 location of single rhs in place.
662 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
663 (floor_sdiv_adjust): New.
664 (cell_sdiv_adjust): New.
665 (cell_udiv_adjust): New.
666 (round_sdiv_adjust): New.
667 (round_udiv_adjust): New.
668 (wrap_constant): Moved from cselib.
669 (unwrap_constant): New.
670 (expand_debug_expr): New.
671 (expand_debug_locations): New.
672 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
674 (gimple_expand_cfg): Expand debug locations.
675 * cselib.c: Include tree-pass.h.
676 (struct expand_value_data): New.
677 (cselib_record_sets_hook): New.
678 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
679 (cselib_clear_table): Move, and implemnet in terms of...
680 (cselib_reset_table_with_next_value): ... this.
681 (cselib_get_next_unknown_value): New.
682 (discard_useless_locs): Don't discard preserved values.
683 (cselib_preserve_value): New.
684 (cselib_preserved_value_p): New.
685 (cselib_preserve_definitely): New.
686 (cselib_clear_preserve): New.
687 (cselib_preserve_only_values): New.
688 (new_cselib_val): Take rtx argument. Dump it in details.
689 (cselib_lookup_mem): Adjust.
690 (expand_loc): Take regs_active in struct. Adjust. Silence
691 dumps unless details are requested.
692 (cselib_expand_value_rtx_cb): New.
693 (cselib_expand_value_rtx): Rename and reimplment in terms of...
694 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
695 without details. Copy more subregs. Try to resolve values
696 using a callback. Wrap constants.
697 (cselib_subst_to_values): Adjust.
698 (cselib_log_lookup): New.
699 (cselib_lookup): Call it.
700 (cselib_invalidate_regno): Don't count preserved values as
702 (cselib_invalidate_mem): Likewise.
703 (cselib_record_set): Likewise.
704 (struct set): Renamed to cselib_set, moved to cselib.h.
705 (cselib_record_sets): Adjust. Call hook.
706 (cselib_process_insn): Reset table when it would be cleared.
707 (dump_cselib_val): New.
708 (dump_cselib_table): New.
709 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
710 (remove_forwarder_block): Support moving debug stmts.
711 * cselib.h (cselib_record_sets_hook): Declare.
712 (cselib_expand_callback): New type.
713 (cselib_expand_value_rtx_cb): Declare.
714 (cselib_reset_table_with_next_value): Declare.
715 (cselib_get_next_unknown_value): Declare.
716 (cselib_preserve_value): Declare.
717 (cselib_preserved_value_p): Declare.
718 (cselib_preserve_only_values): Declare.
719 (dump_cselib_table): Declare.
720 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
721 (try_crossjump_to_edge): Likewise.
722 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
723 dominated blocks when debug stmts are present.
724 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
725 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
726 (set_var_live_on_entry): Likewise.
727 * loop-invariant.c (find_invariants_bb): Skip debug insns.
728 * cfglayout.c (curr_location, last_location): Make static.
729 (set_curr_insn_source_location): Don't avoid bouncing.
730 (get_curr_insn_source_location): New.
731 (get_curr_insn_block): New.
732 (duplicate_insn_chain): Handle debug insns.
733 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
735 * common.opt (fcompare-debug): Move to sort order.
736 (fdump-unnumbered-links): Likewise.
737 (fvar-tracking-assignments): New.
738 (fvar-tracking-assignments-toggle): New.
739 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
740 because of debug stmts.
741 (mark_stmt_if_obviously_necessary): Mark debug stmts.
742 (eliminate_unnecessary_stmts): Walk dominated blocks before
744 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
745 * ira.c (memref_used_between_p): Skip debug insns.
746 (update_equiv_regs): Likewise.
747 * sched-deps.c (sd_lists_size): Accept empty list.
748 (sd_init_insn): Mark debug insns.
749 (sd_finish_insn): Unmark them.
750 (sd_add_dep): Reject non-debug deps on debug insns.
751 (fixup_sched_groups): Give debug insns group treatment.
753 (sched_analyze_reg): Don't mark debug insns for sched before call.
754 (sched_analyze_2): Handle debug insns.
755 (sched_analyze_insn): Compute next non-debug insn. Handle debug
757 (deps_analyze_insn): Handle debug insns.
758 (deps_start_bb): Skip debug insns.
759 (init_deps): Initialize last_debug_insn.
760 * tree-ssa.c (target_for_debug_bind): New.
761 (find_released_ssa_name): New.
762 (propagate_var_def_into_debug_stmts): New.
763 (propagate_defs_into_debug_stmts): New.
764 (verify_ssa): Skip debug bind stmts without values.
765 (warn_uninialized_vars): Skip debug stmts.
766 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
767 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
768 (rtx_equal_p): Likewise.
769 * ira-costs.c (scan_one_insn): Skip debug insns.
770 (process_bb_node_for_hard_reg_moves): Likewise.
771 * rtl.h (DEBUG_INSN_P): New.
772 (NONDEBUG_INSN_P): New.
773 (MAY_HAVE_DEBUG_INSNS): New.
774 (INSN_P): Accept debug insns.
775 (RTX_FRAME_RELATED_P): Likewise.
776 (INSN_DELETED_P): Likewise
777 (PAT_VAR_LOCATION_DECL): New.
778 (PAT_VAR_LOCATION_LOC): New.
779 (PAT_VAR_OCATION_STATUS): New.
780 (NOTE_VAR_LOCATION_DECL): Reimplement.
781 (NOTE_VAR_LOCATION_LOC): Likewise.
782 (NOTE_VAR_LOCATION_STATUS): Likewise.
783 (INSN_VAR_LOCATION): New.
784 (INSN_VAR_LOCATION_DECL): New.
785 (INSN_VAR_LOCATION_LOC): New.
786 (INSN_VAR_LOCATION_STATUS): New.
787 (gen_rtx_UNKNOWN_VAR_LOC): New.
788 (VAR_LOC_UNKNOWN_P): New.
789 (NOTE_DURING_CALL_P): New.
790 (SCHED_GROUP_P): Accept debug insns.
791 (emit_debug_insn_before): Declare.
792 (emit_debug_insn_before_noloc): Declare.
793 (emit_debug_insn_beore_setloc): Declare.
794 (emit_debug_insn_after): Declare.
795 (emit_debug_insn_after_noloc): Declare.
796 (emit_debug_insn_after_setloc): Declare.
797 (emit_debug_insn): Declare.
798 (make_debug_insn_raw): Declare.
799 (prev_nondebug_insn): Declare.
800 (next_nondebug_insn): Declare.
801 (delegitimize_mem_from_attrs): Declare.
802 (get_max_insn_count): Declare.
803 (wrap_constant): Declare.
804 (unwrap_constant): Declare.
805 (get_curr_insn_source_location): Declare.
806 (get_curr_insn_block): Declare.
807 * tree-inline.c (insert_debug_decl_map): New.
808 (processing_debug_stmt): New.
809 (remap_decl): Don't create new mappings in debug stmts.
810 (remap_gimple_op_r): Don't add references in debug stmts.
811 (copy_tree_body_r): Likewise.
812 (remap_gimple_stmt): Handle debug bind stmts.
813 (copy_bb): Skip debug stmts.
814 (copy_edges_for_bb): Likewise.
815 (copy_debug_stmt): New.
816 (copy_debug_stmts): New.
817 (copy_body): Copy debug stmts at the end.
818 (insert_init_debug_bind): New.
819 (insert_init_stmt): Take id. Skip and emit debug stmts.
820 (setup_one_parameter): Remap variable earlier, register debug
822 (estimate_num_insns): Skip debug stmts.
823 (expand_call_inline): Preserve debug_map.
824 (optimize_inline_calls): Check for no debug_stmts left-overs.
825 (unsave_expr_now): Preserve debug_map.
826 (copy_gimple_seq_and_replace_locals): Likewise.
827 (tree_function_versioning): Check for no debug_stmts left-overs.
828 Init and destroy debug_map as needed. Split edges unconditionally.
829 (build_duplicate_type): Init and destroy debug_map as needed.
830 * tree-inline.h: Include gimple.h instead of pointer-set.h.
831 (struct copy_body_data): Add debug_stmts and debug_map.
832 * sched-int.h (struct ready_list): Add n_debug.
833 (struct deps): Add last_debug_insn.
834 (DEBUG_INSN_SCHED_P): New.
835 (BOUNDARY_DEBUG_INSN_P): New.
836 (SCHEDULE_DEBUG_INSN_P): New.
837 (sd_iterator_cond): Accept empty list.
838 * combine.c (create_log_links): Skip debug insns.
839 (combine_instructions): Likewise.
840 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
841 return value is always unshared.
842 (struct rtx_subst_pair): New.
843 (auto_adjust_pair): New.
844 (propagate_for_debug_subst): New.
845 (propagate_for_debug): New.
846 (try_combine): Skip debug insns. Propagate removed defs into
848 (next_nonnote_nondebug_insn): New.
849 (distribute_notes): Use it. Skip debug insns.
850 (distribute_links): Skip debug insns.
851 * tree-outof-ssa.c (set_location_for_edge): Likewise.
852 * resource.c (mark_target_live_regs): Likewise.
853 * var-tracking.c: Include cselib.h and target.h.
854 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
856 (micro_operation_type_name): New.
857 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
858 (struct micro_operation_def): Update comments.
859 (decl_or_value): New type. Use instead of decls.
860 (struct emit_note_data_def): Add vars.
861 (struct attrs_def): Use decl_or_value.
862 (struct variable_tracking_info_def): Add permp, flooded.
863 (struct location_chain_def): Update comment.
864 (struct variable_part_def): Use decl_or_value.
865 (struct variable_def): Make var_part a variable length array.
868 (cselib_hook_called): New.
870 (dv_is_value_p): New.
877 (check_value_is_not_decl): New.
879 (dv_from_value): New.
881 (variable_htab_hash): Use it.
882 (variable_htab_eq): Support values.
883 (variable_htab_free): Free from the right pool.
884 (attrs_list_member, attrs_list_insert): Use decl_or_value.
885 (attrs_list_union): Adjust.
886 (attrs_list_mpdv_union): New.
887 (tie_break_pointers): New.
888 (canon_value_cmp): New.
889 (unshare_variable): Return possibly-modified slot.
890 (vars_copy_1): Adjust.
891 (var_reg_decl_set): Adjust. Split out of...
892 (var_reg_set): ... this.
893 (get_init_value): Adjust.
894 (var_reg_delete_and_set): Adjust.
895 (var_reg_delete): Adjust.
896 (var_regno_delete): Adjust.
897 (var_mem_decl_set): Split out of...
898 (var_mem_set): ... this.
899 (var_mem_delete_and_set): Adjust.
900 (var_mem_delete): Adjust.
904 (variable_union): Adjust. Speed up merge of 1-part vars.
905 (variable_canonicalize): Use unshared slot.
906 (VALUED_RECURSED_INTO): New.
907 (find_loc_in_1pdv): New.
908 (struct dfset_merge): New.
909 (insert_into_intersection): New.
910 (intersect_loc_chains): New.
912 (canonicalize_loc_order_check): New.
913 (canonicalize_values_mark): New.
914 (canonicalize_values_star): New.
915 (variable_merge_over_cur): New.
916 (variable_merge_over_src): New.
917 (dataflow_set_merge): New.
918 (dataflow_set_equiv_regs): New.
919 (remove_duplicate_values): New.
920 (struct dfset_post_merge): New.
921 (variable_post_merge_new_vals): New.
922 (variable_post_merge_perm_vals): New.
923 (dataflow_post_merge_adjust): New.
924 (find_mem_expr_in_1pdv): New.
925 (dataflow_set_preserve_mem_locs): New.
926 (dataflow_set_remove_mem_locs): New.
927 (dataflow_set_clear_at_call): New.
928 (onepart_variable_different_p): New.
929 (variable_different_p): Use it.
930 (dataflow_set_different_1): Adjust. Make detailed dump
932 (track_expr_p): Add need_rtl parameter. Don't generate rtl
934 (track_loc_p): Pass it true.
935 (struct count_use_info): New.
937 (replace_expr_with_values): New.
939 (use_type): New, partially split out of...
940 (count_uses): ... this. Count new micro-ops.
941 (count_uses_1): Adjust.
942 (count_stores): Adjust.
943 (count_with_sets): New.
944 (VAL_NEEDS_RESOLUTION): New.
945 (VAL_HOLDS_TRACK_EXPR): New.
946 (VAL_EXPR_IS_COPIED): New.
947 (VAL_EXPR_IS_CLOBBERED): New.
948 (add_uses): Adjust. Generate new micro-ops.
949 (add_uses_1): Adjust.
950 (add_stores): Generate new micro-ops.
951 (add_with_sets): New.
952 (find_src_status): Adjust.
953 (find_src_set_src): Adjust.
954 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
955 Handle new micro-ops. Canonicalize value equivalances.
956 (vt_find_locations): Compute total size of hash tables for
957 dumping. Perform merge for var-tracking-assignments. Don't
958 disregard single-block loops.
959 (dump_attrs_list): Handle decl_or_value.
960 (dump_variable): Take variable. Deal with decl_or_value.
961 (dump_variable_slot): New.
963 (dump_dataflow_sets): Adjust.
964 (set_slot_part): New, extended to support one-part variables
965 after splitting out of...
966 (set_variable_part): ... this.
967 (clobber_slot_part): New, split out of...
968 (clobber_variable_part): ... this.
969 (delete_slot_part): New, split out of...
970 (delete_variable_part): .... this.
971 (check_wrap_constant): New.
972 (vt_expand_loc_callback): New.
973 (vt_expand_loc): New.
974 (emit_note_insn_var_location): Adjust. Handle values. Handle
975 EMIT_NOTE_AFTER_CALL_INSN.
976 (emit_notes_for_differences_1): Adjust. Handle values.
977 (emit_notes_for_differences_2): Likewise.
978 (emit_notes_for_differences): Adjust.
979 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
980 notes. Adjust. Handle new micro-ops.
981 (vt_add_function_parameters): Adjust. Create and bind values.
982 (vt_initialize): Adjust. Initialize scratch_regs and
983 valvar_pool, flooded and perm.. Initialize and use cselib. Log
984 operations. Move some code to count_with_sets and add_with_sets.
985 (delete_debug_insns): New.
986 (vt_debug_insns_local): New.
987 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
989 (var_tracking_main): If var-tracking-assignments is enabled
990 but var-tracking isn't, delete debug insns and leave. Likewise
991 if we exceed limits or fail the stack adjustments tests, and
992 after all var-tracking processing.
993 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
994 (dataflow_set): Add traversed_vars.
995 (value_chain, const_value_chain): New typedefs.
996 (value_chain_pool, value_chains): New variables.
997 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
998 add_value_chains, add_cselib_value_chains, remove_value_chain,
999 remove_value_chains, remove_cselib_value_chains): New functions.
1000 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1001 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1003 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1004 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1005 (dst_can_be_shared): New variable.
1006 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1007 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1008 different from set->vars, look up slot again instead of using the
1010 (dataflow_set_init): Initialize traversed_vars.
1011 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1012 lookup if set->vars is shared. Don't keep slot cleared before
1013 calling unshare_variable. Unshare set->vars if needed. Adjust
1014 unshare_variable callers. Clear dst_can_be_shared if needed.
1015 Even ->refcount == 1 vars must be unshared if set->vars is shared
1016 and var needs to be modified.
1017 (dataflow_set_union): Set traversed_vars during canonicalization.
1018 (VALUE_CHANGED, DECL_CHANGED): Define.
1019 (set_dv_changed, dv_changed_p): New static inlines.
1020 (track_expr_p): Clear DECL_CHANGED.
1021 (dump_dataflow_sets): Set it.
1022 (variable_was_changed): Call set_dv_changed.
1023 (emit_note_insn_var_location): Likewise.
1024 (changed_variables_stack): New variable.
1025 (check_changed_vars_1, check_changed_vars_2): New functions.
1026 (emit_notes_for_changes): Do nothing if changed_variables is
1027 empty. Traverse changed_variables with check_changed_vars_1,
1028 call check_changed_vars_2 on each changed_variables_stack entry.
1029 (emit_notes_in_bb): Add SET argument. Just clear it at the
1030 beginning, use it instead of local &set, don't destroy it at the
1032 (vt_emit_notes): Call dataflow_set_clear early on all
1033 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1034 computed set, dataflow_set_clear also VTI(bb)->in when we are
1035 done with the basic block. Initialize changed_variables_stack,
1036 free it afterwards. If ENABLE_CHECKING verify that after noting
1037 differences to an empty set value_chains hash table is empty.
1038 (vt_initialize): Initialize value_chains and value_chain_pool.
1039 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1040 (variable_tracking_main): Call dump_dataflow_sets before calling
1041 vt_emit_notes, not after it.
1042 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1043 (propagate_var_def_into_debug_stmts): Declare.
1044 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1045 (df_set_note): Reject debug insns.
1046 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1047 add notes to debug insns.
1048 (df_note_bb_compute): Adjust. Likewise.
1049 (df_simulate_uses): Skip debug insns.
1050 (df_simulate_initialize_backwards): Likewise.
1051 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1052 (subst_stack_regs_pat): Reject debug insns.
1053 (convert_regs_1): Handle debug insns.
1054 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1055 (print-rtl.o): Depend on cselib.h.
1056 (cselib.o): Depend on TREE_PASS_H.
1057 (var-tracking.o): Depend on cselib.h and TARGET_H.
1058 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1060 (init_ready_list): Skip boundary debug insns.
1061 (add_branch_dependences): Skip debug insns.
1062 (free_block_dependencies): Check for blocks with only debug
1064 (compute_priorities): Likewise.
1065 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1066 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1068 (gimple_build_debug_bind_stat): New.
1069 (empty_body_p): Skip debug stmts.
1070 (gimple_has_side_effects): Likewise.
1071 (gimple_rhs_has_side_effects): Likewise.
1072 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1073 (gimple_build_debug_bind_stat): Declare.
1074 (gimple_build_debug_bind): Define.
1075 (is_gimple_debug): New.
1076 (gimple_debug_bind_p): New.
1077 (gimple_debug_bind_get_var): New.
1078 (gimple_debug_bind_get_value): New.
1079 (gimple_debug_bind_get_value_ptr): New.
1080 (gimple_debug_bind_set_var): New.
1081 (gimple_debug_bind_set_value): New.
1082 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1083 (gimple_debug_bind_reset_value): New.
1084 (gimple_debug_bind_has_value_p): New.
1085 (gsi_next_nondebug): New.
1086 (gsi_prev_nondebug): New.
1087 (gsi_start_nondebug_bb): New.
1088 (gsi_last_nondebug_bb): New.
1089 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1090 (print_insn): Handle DEBUG_INSN.
1091 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1092 of first insn prevail.
1093 (first_stmt): Skip debug stmts.
1094 (first_non_label_stmt): Likewise.
1095 (last_stmt): Likewise.
1096 (has_zero_uses_1): New.
1097 (single_imm_use_1): New.
1098 (verify_gimple_debug): New.
1099 (verify_types_in_gimple_stmt): Handle debug stmts.
1100 (verify_stmt): Likewise.
1101 (debug_loop_num): Skip debug stmts.
1102 (remove_edge_and_dominated_blocks): Remove dominators last.
1103 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1105 (linearize_expr): Likewise.
1106 * config/i386/i386.c (ix86_delegitimize_address): Call
1107 default implementation.
1108 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1110 (group_barrier_needed): Skip debug insns.
1111 (emit_insn_group_barriers): Likewise.
1112 (emit_all_insn_group_barriers): Likewise.
1113 (ia64_variable_issue): Handle debug insns.
1114 (ia64_dfa_new_cycle): Likewise.
1115 (final_emit_insn_group_barriers): Skip debug insns.
1116 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1117 def cfa without frame.
1118 (process_set): Likewise.
1119 (process_for_unwind_directive): Pass frame on.
1120 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1121 (rs6000_delegitimize_address): New.
1122 (rs6000_debug_adjust_cost): Handle debug insns.
1123 (is_microcoded_insn): Likewise.
1124 (is_cracked_insn): Likewise.
1125 (is_nonpipeline_insn): Likewise.
1126 (insn_must_be_first_in_group): Likewise.
1127 (insn_must_be_last_in_group): Likewise.
1128 (force_new_group): Likewise.
1129 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1130 contains only debug insns.
1131 (rtl_merge_blocks): Skip debug insns.
1132 (purge_dead_edges): Likewise.
1133 (rtl_block_ends_with_call_p): Skip debug insns.
1134 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1135 (mark_reg_dependencies): Skip debug insns.
1136 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1137 * tree-ssanames.c (release_ssa_name): Propagate def into
1139 * tree-ssa-threadedge.c
1140 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1141 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1142 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1143 (copyprop_hardreg_forward_1): Handle debug insns.
1144 * reload1.c (reload): Skip debug insns. Replace unassigned
1145 pseudos in debug insns with their equivalences.
1146 (eliminate_regs_in_insn): Skip debug insns.
1147 (emit_input_reload_insns): Skip debug insns at first, adjust
1149 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1150 (get_indirect_ref_operands): Pass opf_no_vops on.
1151 (get_expr_operands): Likewise. Skip debug stmts.
1152 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1154 2009-09-01 Richard Henderson <rth@redhat.com>
1156 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1157 stmt_ends_pp_p statements at least once.
1158 * tree-vrp.c (vrp_initialize): Likewise.
1159 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1161 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1164 Fix AIX bootstrap after PR debug/30161
1165 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1166 that is a GNU extension.
1167 (tmpl_value_parm_die_table): Move the definition of this global
1168 outside #ifdef DWARF2_DEBUGGING_INFO region.
1170 2009-09-01 Richard Guenther <rguenther@suse.de>
1172 * tree.c (tree_expr_size): New function.
1173 * tree.h (tree_expr_size): Declare.
1174 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1175 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1176 * langhooks.c (lhd_expr_size): Remove.
1177 * langhooks.h (struct lang_hooks): Remove expr_size.
1178 * explow.c (expr_size): Use tree_expr_size.
1179 (int_expr_size): Likewise.
1180 * langhooks-def.h (lhd_expr_size): Remove.
1181 (LANG_HOOKS_EXPR_SIZE): Likewise.
1182 (LANG_HOOKS_INITIALIZER): Adjust.
1184 2009-09-01 Richard Guenther <rguenther@suse.de>
1186 * tree-flow.h (mark_addressable): Move declaration ...
1187 * tree.h (mark_addressable): ... here.
1188 * stmt.c (expand_asm_operands): Use mark_addressable, not
1189 lang_hooks.mark_addressable.
1190 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1191 LANG_HOOKS_MARK_ADDRESSABLE.
1192 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1193 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1195 2009-08-31 Chris Demetriou <cgd@google.com>
1197 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1198 vectorize if not TARGET_SSE2.
1200 2009-08-31 DJ Delorie <dj@redhat.com>
1202 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1203 registers if no coprocessor is enabled.
1205 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1208 * cgraph.h (cgraph_get_node): Declare ...
1209 * cgraph.c (cgraph_get_node): ... new function.
1210 * dwarf2out.c (gen_generic_params_dies,
1211 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1212 make_ith_pack_parameter_name,
1213 append_entry_to_tmpl_value_parm_die_table,
1214 gen_remaining_tmpl_value_param_die_attribute): New functions.
1215 (gen_subprogram_die): Generate debug info for template parameters
1216 if debug info level is higher than DINFO_LEVEL_TERSE.
1217 Use tree_add_const_value_attribute_for_decl instead of
1218 tree_add_const_value_attribute.
1219 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1220 instead of tree_add_const_value_attribute.
1221 (gen_struct_or_union_type_die): Generate debug
1222 info for template parameters if debug info level is higher than
1224 (tree_add_const_value_attribute): Handle integral and pointer
1225 constants. Update comment.
1226 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1227 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1228 (reference_to_unused): Fix thinko. Remove redundant predicates from
1230 (tree_add_const_value_attribute): Make this work for constant
1232 tree_add_const_value_attribute_for_decl is to be used for variable
1234 (add_location_or_const_value_attribute): Use
1235 tree_add_const_value_attribute_for_decl now.
1236 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1237 DW_TAG_template_value_param DIEs after function DIEs have been
1239 * langhooks.h (lang_hooks_for_types): Add
1240 get_argument_pack_elems.
1241 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1242 (lang_hooks): Added get_innermost_generic_parms,
1243 get_innermost_generic_args.
1244 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1245 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1246 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1247 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1249 2009-08-31 DJ Delorie <dj@redhat.com>
1251 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1252 it once we start generating the prologue or epilogue.
1253 (mep_call_saves_register): If the frame is locked, re-use
1255 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1256 (mep_expand_prologue): Call it.
1257 (mep_expand_epilogue): Likewise.
1258 (mep_start_function): Use the same logic as mep_expand_prologue.
1259 (mep_pass_by_reference): Make logic more readable.
1260 (mep_return_in_memory): Zero-sized objects are passed in memory.
1261 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1264 2009-08-31 Richard Guenther <rguenther@suse.de>
1266 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1267 to query if the memory regions for memmove overlap.
1268 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1269 asserts on pointers, instead deal with odd trees.
1270 (ptr_derefs_may_alias_p): Likewise.
1271 (refs_may_alias_p_1): Constructor bases also never alias.
1273 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1275 * doc/install.texi (Final install): Adjust reference on where to
1276 order printed manuals.
1278 2009-08-30 Olivier Hainque <hainque@adacore.com>
1280 * dwarf2out.c (switch_to_frame_table_section): Move
1281 definition prior to first use.
1283 2009-08-30 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/41186
1286 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1287 (ao_ref_init_from_ptr_and_size): New function.
1288 (ref_maybe_used_by_call_p_1): Be more precise tracking
1289 used ranges for builtin functions.
1290 (ref_maybe_used_by_call_p): Adjust.
1291 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1292 ranges for builtin functions.
1293 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1295 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1298 * fwprop.c (get_reg_use_in): Delete.
1299 (free_load_extend): New function.
1300 (forward_propagate_subreg): Use it.
1302 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1304 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1306 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1309 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1312 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1314 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1315 fini or fini_array section.
1317 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1319 * graphite-dependences.c (graphite_legal_transform_bb): Call
1320 pbb_remove_duplicate_pdrs.
1321 * graphite-poly.c (can_collapse_pdr): Removed.
1322 (pdr_find_duplicate): Removed.
1323 (can_collapse_pdrs): New.
1324 (pbb_remove_duplicate_pdrs): New.
1325 (new_poly_dr): Do not look for duplicates.
1326 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1327 (PBB_PDR_DUPLICATES_REMOVED): New.
1328 (pbb_remove_duplicate_pdrs): Declared.
1330 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1332 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1333 the strides by multiplying by PDR_NB_REFS.
1334 * graphite-poly.c (can_collapse_pdr): New.
1335 (pdr_find_duplicate): New.
1336 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1337 Initialize PDR_NB_REFS.
1338 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1340 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1342 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1345 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1348 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1350 * graphite-dependences.c (pddr_original_scattering): Return NULL
1351 for read-read dependence relations.
1352 * graphite-poly.h (enum poly_dr_type): Fix comment.
1355 (pdr_may_write_p): New.
1357 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1359 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1360 (struct poly_dr): Same.
1361 (new_poly_dr): Same.
1362 * graphite-poly.c (new_poly_dr): Same.
1363 * graphite-dependences.c (dot_deps): Disable call to system.
1365 2009-08-28 Cary Coutant <ccoutant@google.com>
1368 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1369 struct/union/enum types local to a function.
1371 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1372 Sebastian Pop <sebastian.pop@amd.com>
1374 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1375 pbb_strip_mine_time_depth. Changed the implementation so that
1376 transformation is expressed as a transformation on
1377 time (scatttering) dimensions. Also, ensures that the 2d+1
1378 scheduling format is preserved.
1379 (pbb_strip_mine_profitable_p): Profitability is based on the
1380 iteration number of a given time (scattering) dimension,
1381 and not on a original loop depth dimension.
1382 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1383 (pbb_do_strip_mine): Call psct_dynamic_dim.
1384 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1385 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1386 (pbb_nb_dynamic_scattering_transform): New.
1387 (psct_dynamic_dim): New.
1389 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1391 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1392 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1393 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1394 * graphite-interchange.c (build_linearized_memory_access): Same.
1395 (memory_stride_in_loop): Same.
1397 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1399 * graphite-dependences.c (pddr_original_scattering): New.
1400 (graphite_legal_transform_dr): Call pddr_original_scattering.
1403 * graphite-dependences.h (dot_deps): Declared.
1404 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1405 (print_pdr): Print PDR_ID.
1406 * graphite-poly.h (struct poly_dr): Add field id.
1409 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1411 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1413 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1414 not delete the original dependence relation.
1416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1418 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1419 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1420 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1421 (free_poly_ddr): New.
1422 (pddr_is_empty): New.
1423 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1424 (dependence_polyhedron): Same. Remove useless gcc_assert.
1426 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1427 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1428 * graphite-dependences.h (enum poly_dependence_kind): New.
1429 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1430 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1431 (PDRP_SINK): Renamed PDDR_SINK.
1432 (PDRP_DDP): Renamed PDDR_DDP.
1434 (free_poly_ddr): Declared.
1435 * graphite-poly.c (new_scop): Use the new hash function names.
1436 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1437 into original_pddrs.
1438 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1440 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1442 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1443 bounds with LT_EXPR to make niter analysis more precise on code
1444 generated by Graphite.
1446 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1448 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1449 (graphite_legal_transform_bb): Same.
1450 (poly_drs_may_alias_p): Same.
1452 2009-08-28 Richard Guenther <rguenther@suse.de>
1454 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1456 2009-08-28 Jan Beulich <jbeulich@novell.com>
1458 * config/i386/netware.c: Include langhooks.h.
1459 (i386_nlm_encode_section_info): Simplify.
1460 (netware_override_options): Delete.
1461 * config/i386/netware.h (netware_override_options): Delete
1463 (OVERRIDE_OPTIONS): Delete definition.
1464 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1465 (ASM_COMMENT_START): Define.
1466 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1468 2009-08-28 Jan Beulich <jbeulich@novell.com>
1470 * configure.ac: For in-tree ld, do a plain version check to
1471 determine whether comdat groups are supported.
1472 * configure: Regenerate.
1474 2009-08-28 Olivier Hainque <hainque@adacore.com>
1476 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1477 always defined. Reflect definition or absence of such for
1478 COLLECT_EXPORT_LIST. Readability helper.
1479 (scanfilter): New enum, to help control what symbols
1480 are to be considered or ignored by scan_prog_file.
1481 (enum pass): Rename as "scanpass", moved together with scanfilter
1482 prior to scan_prog_file's prototype.
1483 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1484 Group prototype with the scanpass/scanfilter definitions, factorize
1485 head comments for the several implementations at the prototype.
1486 (main): Reorganize the first pass link control to let AIX
1487 drag only the needed frame tables in executables. Prevent
1488 frame tables collection during the scan aimed at static ctors.
1489 Pre-link and scan for frame tables later to compensate.
1490 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1491 A C statement to issue assembly directives that create a reference
1492 to the given DWARF table identifier label from the current function
1494 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1495 to differentiate first time section entry. Only emit a .data
1496 tables start identifier label the first time around.
1497 (switch_to_frame_table_section): New function. Helper for
1498 output_call_frame_info to switch possibly BACK into the eh_frame
1499 or the debug_frame section depending on FOR_EH.
1500 (output_call_frame_info): Use helper to first enter the proper
1502 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1503 emit a link to the frame table start label from each function
1505 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1506 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1507 * config/rs6000/rs6000-protos.h: Declare it.
1508 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1510 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1512 * config/sh/sh.c (split_branches): Check the result of
1515 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1517 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1518 using -pthread -fopenmp
1520 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1522 * doc/service.texi (service directory): Update URL.
1524 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1526 PR rtl-optimization/40861
1527 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1528 extract word from a multi-word subreg for negative byte positions.
1530 2009-08-27 Tristan Gingold <gingold@adacore.com>
1531 Douglas B Rupp <rupp@gnat.com>
1533 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1534 (SECTION_VMS_OVERLAY): Define.
1535 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1537 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1539 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1540 common_object declarations.
1541 (ia64_section_type_flags): Set section flag for common_object.
1542 * config/ia64/ia64-protos.h
1543 (ia64_vms_output_aligned_decl_common): Declare.
1544 (ia64_vms_elf_asm_named_section): Declare.
1546 2009-08-27 Michael Matz <matz@suse.de>
1548 * expr.c (expand_expr_real_2): New function taking exploded
1549 unary or binary expression, split out from ...
1550 (expand_expr_real_1): ... here. Move over all unary/binary
1551 switch parts to above function, in particular these codes:
1552 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1553 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1554 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1555 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1556 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1557 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1558 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1559 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1560 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1561 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1562 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1563 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1564 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1565 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1566 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1567 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1568 VEC_PACK_FIX_TRUNC_EXPR.
1569 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1572 2009-08-27 Richard Guenther <rguenther@suse.de>
1574 * gengtype.c (main): Handle uint64_t.
1575 * ipa-utils.c (get_base_var): Indent properly.
1576 * tree-ssa-live.c (debug_scope_block): New function.
1577 * tree-flow.h (debug_scope_block): Declare.
1578 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1579 * basic-block.h (enum profile_status): Rename to
1580 enum profile_status_d.
1581 (x_profile_status): Adjust type.
1583 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1586 * dwarf2out.c (get_context_die): Declare this static function.
1587 (gen_type_die_with_usage): Make sure a DIE is a generated for
1588 the context of a typedef.
1590 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1592 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1595 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1597 * config/mips/mips-protos.h (mips_output_sync): Declare.
1598 (mips_sync_loop_insns): Likewise.
1599 (mips_output_sync_loop): Replace first two parameters with an rtx.
1600 * config/mips/mips.c (mips_multi_member): New structure.
1601 (mips_multi_members): New variable.
1602 (mips_multi_start): New function.
1603 (mips_multi_add): Likewise.
1604 (mips_multi_add_insn): Likewise.
1605 (mips_multi_add_label): Likewise.
1606 (mips_multi_last_index): Likewise.
1607 (mips_multi_copy_insn): Likewise.
1608 (mips_multi_set_operand): Likewise.
1609 (mips_multi_write): Likewise.
1610 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1611 (mips_init_print_operand_punct): Update accordingly.
1612 (mips_start_ll_sc_sync_block): New function.
1613 (mips_end_ll_sc_sync_block): Likewise.
1614 (mips_output_sync): Likewise.
1615 (mips_sync_insn1_template): Likewise.
1616 (mips_sync_insn2_template): Likewise.
1617 (mips_get_sync_operand): Likewise.
1618 (mips_process_sync_loop): Likewise.
1619 (mips_output_sync_loop): Use mips_process_sync_loop.
1620 (mips_sync_loop_insns): New function.
1621 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1622 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1623 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1624 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1625 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1626 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1627 (MIPS_SYNC_OLD_OP_12): Likewise.
1628 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1629 (MIPS_SYNC_NEW_OP_12): Likewise.
1630 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1631 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1632 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1633 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1634 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1635 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1636 * config/mips/mips.md (sync_mem): New attribute.
1637 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1638 (sync_exclusive_mask, sync_required_oldval): Likewise.
1639 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1640 (sync_release_barrier): Likewise.
1641 (length): Handle sync loops.
1642 (sync): Use mips_output_sync.
1643 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1644 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1645 and use mips_output_sync_loop.
1646 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1647 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1648 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1649 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1650 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1651 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1652 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1653 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1654 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1656 2009-08-26 Richard Guenther <rguenther@suse.de>
1659 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1660 the types to not match.
1661 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1663 * tree-ssa.c (useless_type_conversion_p): Conversions to
1664 pointers to unprototyped functions are useless.
1666 2009-08-26 Richard Guenther <rguenther@suse.de>
1668 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1669 whole-program condition, prepare to be called for non-globals.
1670 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1671 params build a representative with known type and track its fields.
1673 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1675 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1676 clearing by a taken branch.
1677 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1678 effectively after bbro pass.
1679 (sync_nand<mode>): Ditto.
1680 (sync_old_<fetchop_name><mode>): Ditto.
1681 (sync_old_nand<mode>): Ditto.
1682 (sync_new_<fetchop_name><mode>): Dito.
1683 (sync_new_nand<mode>): Ditto.
1684 (sync_compare_and_swap<mode>_1): Ditto.
1685 (*sync_compare_and_swap<mode>): Ditto.
1686 (sync_lock_test_and_set<mode>_1): Ditto.
1687 ("sync_lock_test_and_set<mode>): Ditto.
1689 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1691 * hwint.h (HOST_LONG_FORMAT): New macro
1692 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1693 Use HOST_PTR_PRINTF.
1694 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1695 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1696 (HOST_PTR_PRINTF): Document.
1698 2009-08-25 Jan Hubicka <jh@suse.cz>
1700 * config/i386/bmmintrin.h: Replace by #error.
1703 Michael Meissner <michael.meissner@amd.com>
1704 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1705 Tony Linthicum <tony.linthicum@amd.com>
1707 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1708 (TARGET_ROUND): New macro for the round/ptest instructions which
1709 are shared between SSE4.1 and SSE5.
1710 (OPTION_MASK_ISA_ROUND): Ditto.
1711 (OPTION_ISA_ROUND): Ditto.
1712 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1713 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1715 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1716 (-mfused-madd): New switch to give users control over whether the
1717 compiler optimizes to use the multiply/add SSE5 instructions.
1719 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1720 (ix86_handle_option): Turn off 3dnow if -msse5.
1721 (override_options): Add SSE5 support.
1722 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1724 (ix86_expand_sse_movcc): Add SSE5 support.
1725 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1726 vector type to the next largest size.
1727 (ix86_expand_sse5_pack): New function to use pperm to pack a
1728 vector type to the next smallest size.
1729 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1730 (IX86_BUILTIN_FMADDSD): Ditto.
1731 (IX86_BUILTIN_FMADDPS): Ditto.
1732 (IX86_BUILTIN_FMADDPD): Ditto.
1733 (IX86_BUILTIN_FMSUBSS): Ditto.
1734 (IX86_BUILTIN_FMSUBSD): Ditto.
1735 (IX86_BUILTIN_FMSUBPS): Ditto.
1736 (IX86_BUILTIN_FMSUBPD): Ditto.
1737 (IX86_BUILTIN_FNMADDSS): Ditto.
1738 (IX86_BUILTIN_FNMADDSD): Ditto.
1739 (IX86_BUILTIN_FNMADDPS): Ditto.
1740 (IX86_BUILTIN_FNMADDPD): Ditto.
1741 (IX86_BUILTIN_FNMSUBSS): Ditto.
1742 (IX86_BUILTIN_FNMSUBSD): Ditto.
1743 (IX86_BUILTIN_FNMSUBPS): Ditto.
1744 (IX86_BUILTIN_FNMSUBPD): Ditto.
1745 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1746 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1747 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1748 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1749 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1750 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1751 (IX86_BUILTIN_PPERM): Ditto.
1752 (IX86_BUILTIN_PERMPS): Ditto.
1753 (IX86_BUILTIN_PERMPD): Ditto.
1754 (IX86_BUILTIN_PMACSSWW): Ditto.
1755 (IX86_BUILTIN_PMACSWW): Ditto.
1756 (IX86_BUILTIN_PMACSSWD): Ditto.
1757 (IX86_BUILTIN_PMACSWD): Ditto.
1758 (IX86_BUILTIN_PMACSSDD): Ditto.
1759 (IX86_BUILTIN_PMACSDD): Ditto.
1760 (IX86_BUILTIN_PMACSSDQL): Ditto.
1761 (IX86_BUILTIN_PMACSSDQH): Ditto.
1762 (IX86_BUILTIN_PMACSDQL): Ditto.
1763 (IX86_BUILTIN_PMACSDQH): Ditto.
1764 (IX86_BUILTIN_PMADCSSWD): Ditto.
1765 (IX86_BUILTIN_PMADCSWD): Ditto.
1766 (IX86_BUILTIN_PHADDBW): Ditto.
1767 (IX86_BUILTIN_PHADDBD): Ditto.
1768 (IX86_BUILTIN_PHADDBQ): Ditto.
1769 (IX86_BUILTIN_PHADDWD): Ditto.
1770 (IX86_BUILTIN_PHADDWQ): Ditto.
1771 (IX86_BUILTIN_PHADDDQ): Ditto.
1772 (IX86_BUILTIN_PHADDUBW): Ditto.
1773 (IX86_BUILTIN_PHADDUBD): Ditto.
1774 (IX86_BUILTIN_PHADDUBQ): Ditto.
1775 (IX86_BUILTIN_PHADDUWD): Ditto.
1776 (IX86_BUILTIN_PHADDUWQ): Ditto.
1777 (IX86_BUILTIN_PHADDUDQ): Ditto.
1778 (IX86_BUILTIN_PHSUBBW): Ditto.
1779 (IX86_BUILTIN_PHSUBWD): Ditto.
1780 (IX86_BUILTIN_PHSUBDQ): Ditto.
1781 (IX86_BUILTIN_PROTB): Ditto.
1782 (IX86_BUILTIN_PROTW): Ditto.
1783 (IX86_BUILTIN_PROTD): Ditto.
1784 (IX86_BUILTIN_PROTQ): Ditto.
1785 (IX86_BUILTIN_PROTB_IMM): Ditto.
1786 (IX86_BUILTIN_PROTW_IMM): Ditto.
1787 (IX86_BUILTIN_PROTD_IMM): Ditto.
1788 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1789 (IX86_BUILTIN_PSHLB): Ditto.
1790 (IX86_BUILTIN_PSHLW): Ditto.
1791 (IX86_BUILTIN_PSHLD): Ditto.
1792 (IX86_BUILTIN_PSHLQ): Ditto.
1793 (IX86_BUILTIN_PSHAB): Ditto.
1794 (IX86_BUILTIN_PSHAW): Ditto.
1795 (IX86_BUILTIN_PSHAD): Ditto.
1796 (IX86_BUILTIN_PSHAQ): Ditto.
1797 (IX86_BUILTIN_FRCZSS): Ditto.
1798 (IX86_BUILTIN_FRCZSD): Ditto.
1799 (IX86_BUILTIN_FRCZPS): Ditto.
1800 (IX86_BUILTIN_FRCZPD): Ditto.
1801 (IX86_BUILTIN_CVTPH2PS): Ditto.
1802 (IX86_BUILTIN_CVTPS2PH): Ditto.
1803 (IX86_BUILTIN_COMEQSS): Ditto.
1804 (IX86_BUILTIN_COMNESS): Ditto.
1805 (IX86_BUILTIN_COMLTSS): Ditto.
1806 (IX86_BUILTIN_COMLESS): Ditto.
1807 (IX86_BUILTIN_COMGTSS): Ditto.
1808 (IX86_BUILTIN_COMGESS): Ditto.
1809 (IX86_BUILTIN_COMUEQSS): Ditto.
1810 (IX86_BUILTIN_COMUNESS): Ditto.
1811 (IX86_BUILTIN_COMULTSS): Ditto.
1812 (IX86_BUILTIN_COMULESS): Ditto.
1813 (IX86_BUILTIN_COMUGTSS): Ditto.
1814 (IX86_BUILTIN_COMUGESS): Ditto.
1815 (IX86_BUILTIN_COMORDSS): Ditto.
1816 (IX86_BUILTIN_COMUNORDSS): Ditto.
1817 (IX86_BUILTIN_COMFALSESS): Ditto.
1818 (IX86_BUILTIN_COMTRUESS): Ditto.
1819 (IX86_BUILTIN_COMEQSD): Ditto.
1820 (IX86_BUILTIN_COMNESD): Ditto.
1821 (IX86_BUILTIN_COMLTSD): Ditto.
1822 (IX86_BUILTIN_COMLESD): Ditto.
1823 (IX86_BUILTIN_COMGTSD): Ditto.
1824 (IX86_BUILTIN_COMGESD): Ditto.
1825 (IX86_BUILTIN_COMUEQSD): Ditto.
1826 (IX86_BUILTIN_COMUNESD): Ditto.
1827 (IX86_BUILTIN_COMULTSD): Ditto.
1828 (IX86_BUILTIN_COMULESD): Ditto.
1829 (IX86_BUILTIN_COMUGTSD): Ditto.
1830 (IX86_BUILTIN_COMUGESD): Ditto.
1831 (IX86_BUILTIN_COMORDSD): Ditto.
1832 (IX86_BUILTIN_COMUNORDSD): Ditto.
1833 (IX86_BUILTIN_COMFALSESD): Ditto.
1834 (IX86_BUILTIN_COMTRUESD): Ditto.
1835 (IX86_BUILTIN_COMEQPS): Ditto.
1836 (IX86_BUILTIN_COMNEPS): Ditto.
1837 (IX86_BUILTIN_COMLTPS): Ditto.
1838 (IX86_BUILTIN_COMLEPS): Ditto.
1839 (IX86_BUILTIN_COMGTPS): Ditto.
1840 (IX86_BUILTIN_COMGEPS): Ditto.
1841 (IX86_BUILTIN_COMUEQPS): Ditto.
1842 (IX86_BUILTIN_COMUNEPS): Ditto.
1843 (IX86_BUILTIN_COMULTPS): Ditto.
1844 (IX86_BUILTIN_COMULEPS): Ditto.
1845 (IX86_BUILTIN_COMUGTPS): Ditto.
1846 (IX86_BUILTIN_COMUGEPS): Ditto.
1847 (IX86_BUILTIN_COMORDPS): Ditto.
1848 (IX86_BUILTIN_COMUNORDPS): Ditto.
1849 (IX86_BUILTIN_COMFALSEPS): Ditto.
1850 (IX86_BUILTIN_COMTRUEPS): Ditto.
1851 (IX86_BUILTIN_COMEQPD): Ditto.
1852 (IX86_BUILTIN_COMNEPD): Ditto.
1853 (IX86_BUILTIN_COMLTPD): Ditto.
1854 (IX86_BUILTIN_COMLEPD): Ditto.
1855 (IX86_BUILTIN_COMGTPD): Ditto.
1856 (IX86_BUILTIN_COMGEPD): Ditto.
1857 (IX86_BUILTIN_COMUEQPD): Ditto.
1858 (IX86_BUILTIN_COMUNEPD): Ditto.
1859 (IX86_BUILTIN_COMULTPD): Ditto.
1860 (IX86_BUILTIN_COMULEPD): Ditto.
1861 (IX86_BUILTIN_COMUGTPD): Ditto.
1862 (IX86_BUILTIN_COMUGEPD): Ditto.
1863 (IX86_BUILTIN_COMORDPD): Ditto.
1864 (IX86_BUILTIN_COMUNORDPD): Ditto.
1865 (IX86_BUILTIN_COMFALSEPD): Ditto.
1866 (IX86_BUILTIN_COMTRUEPD): Ditto.
1867 (IX86_BUILTIN_PCOMEQUB): Ditto.
1868 (IX86_BUILTIN_PCOMNEUB): Ditto.
1869 (IX86_BUILTIN_PCOMLTUB): Ditto.
1870 (IX86_BUILTIN_PCOMLEUB): Ditto.
1871 (IX86_BUILTIN_PCOMGTUB): Ditto.
1872 (IX86_BUILTIN_PCOMGEUB): Ditto.
1873 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1874 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1875 (IX86_BUILTIN_PCOMEQUW): Ditto.
1876 (IX86_BUILTIN_PCOMNEUW): Ditto.
1877 (IX86_BUILTIN_PCOMLTUW): Ditto.
1878 (IX86_BUILTIN_PCOMLEUW): Ditto.
1879 (IX86_BUILTIN_PCOMGTUW): Ditto.
1880 (IX86_BUILTIN_PCOMGEUW): Ditto.
1881 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1882 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1883 (IX86_BUILTIN_PCOMEQUD): Ditto.
1884 (IX86_BUILTIN_PCOMNEUD): Ditto.
1885 (IX86_BUILTIN_PCOMLTUD): Ditto.
1886 (IX86_BUILTIN_PCOMLEUD): Ditto.
1887 (IX86_BUILTIN_PCOMGTUD): Ditto.
1888 (IX86_BUILTIN_PCOMGEUD): Ditto.
1889 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1890 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1891 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1892 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1893 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1894 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1895 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1896 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1897 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1898 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1899 (IX86_BUILTIN_PCOMEQB): Ditto.
1900 (IX86_BUILTIN_PCOMNEB): Ditto.
1901 (IX86_BUILTIN_PCOMLTB): Ditto.
1902 (IX86_BUILTIN_PCOMLEB): Ditto.
1903 (IX86_BUILTIN_PCOMGTB): Ditto.
1904 (IX86_BUILTIN_PCOMGEB): Ditto.
1905 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1906 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1907 (IX86_BUILTIN_PCOMEQW): Ditto.
1908 (IX86_BUILTIN_PCOMNEW): Ditto.
1909 (IX86_BUILTIN_PCOMLTW): Ditto.
1910 (IX86_BUILTIN_PCOMLEW): Ditto.
1911 (IX86_BUILTIN_PCOMGTW): Ditto.
1912 (IX86_BUILTIN_PCOMGEW): Ditto.
1913 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1914 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1915 (IX86_BUILTIN_PCOMEQD): Ditto.
1916 (IX86_BUILTIN_PCOMNED): Ditto.
1917 (IX86_BUILTIN_PCOMLTD): Ditto.
1918 (IX86_BUILTIN_PCOMLED): Ditto.
1919 (IX86_BUILTIN_PCOMGTD): Ditto.
1920 (IX86_BUILTIN_PCOMGED): Ditto.
1921 (IX86_BUILTIN_PCOMFALSED): Ditto.
1922 (IX86_BUILTIN_PCOMTRUED): Ditto.
1923 (IX86_BUILTIN_PCOMEQQ): Ditto.
1924 (IX86_BUILTIN_PCOMNEQ): Ditto.
1925 (IX86_BUILTIN_PCOMLTQ): Ditto.
1926 (IX86_BUILTIN_PCOMLEQ): Ditto.
1927 (IX86_BUILTIN_PCOMGTQ): Ditto.
1928 (IX86_BUILTIN_PCOMGEQ): Ditto.
1929 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1930 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1931 (enum multi_arg_type): New enum for describing the various SSE5
1932 intrinsic argument types.
1933 (bdesc_multi_arg): New table for SSE5 intrinsics.
1934 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1935 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1937 (ix86_expand_builtin): Add SSE5 intrinsic support.
1938 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1939 operand instructions.
1940 (ix86_expand_sse5_multiple_memory): New function to split the
1941 second memory reference from SSE5 instructions.
1942 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1943 (ix86_return_pops_args): Use stdarg_p to determine if the function
1944 has variable arguments.
1945 (ix86_setup_incoming_varargs): Ditto.
1946 (x86_this_parameter): Ditto.
1948 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1950 (ix86_expand_sse5_pack): Ditto.
1951 (ix86_sse5_valid_op_p): Ditto.
1952 (ix86_expand_sse5_multiple_memory): Ditto.
1954 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1955 constant for SSE5 support.
1956 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1957 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1958 (UNSPEC_SSE5_PERMUTE): Ditto.
1959 (UNSPEC_SSE5_ASHIFT): Ditto.
1960 (UNSPEC_SSE5_LSHIFT): Ditto.
1961 (UNSPEC_FRCZ): Ditto.
1962 (UNSPEC_CVTPH2PS): Ditto.
1963 (UNSPEC_CVTPS2PH): Ditto.
1964 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1966 (COM_FALSE_S): Ditto.
1967 (COM_FALSE_P): Ditto.
1968 (COM_TRUE_S): Ditto.
1969 (COM_TRUE_P): Ditto.
1970 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1971 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1973 (memory attribute): Ditto.
1974 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1975 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1976 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1977 (floor<mode>2): Ditto.
1978 (ceil<mode>2): Ditto.
1979 (btrunc<mode>2): Ditto.
1980 (nearbyintdf2): Ditto.
1981 (nearbyintsf2): Ditto.
1982 (sse_setccsf): Disable if SSE5.
1983 (sse_setccdf): Ditto.
1984 (sse5_setcc<mode>): New support for SSE5 conditional move.
1985 (sse5_pcmov_<mode>): Ditto.
1987 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1989 (SSEMODEF2P): Ditto.
1990 (ssemodesuffixf4): New mode attribute for SSE5.
1991 (ssemodesuffixf2s): Ditto.
1992 (ssemodesuffixf2c): Ditto.
1993 (sserotatemax): Ditto.
1994 (ssescalarmode): Ditto.
1995 (sse_maskcmpv4sf3): Disable if SSE5.
1996 (sse_maskcmpv2df3): Ditto.
1997 (sse_vmmaskcmpv4sf3): Ditto.
1998 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
1999 (sse5_vmfmadd<mode>4): Ditto.
2000 (sse5_fmsub<mode>4): Ditto.
2001 (sse5_vmfmsub<mode>4): Ditto.
2002 (sse5_fnmadd<mode>4): Ditto.
2003 (sse5_vmfnmadd<mode>4): Ditto.
2004 (sse5_fnmsub<mode>4): Ditto.
2005 (sse5_vmfnmsub<mode>4): Ditto.
2006 (sse5i_fmadd<mode>4): Ditto.
2007 (sse5i_fmsub<mode>4): Ditto.
2008 (sse5i_fnmadd<mode>4): Ditto.
2009 (sse5i_fnmsub<mode>4): Ditto.
2010 (sse5i_vmfmadd<mode>4): Ditto.
2011 (sse5i_vmfmsub<mode>4): Ditto.
2012 (sse5i_vmfnmadd<mode>4): Ditto.
2013 (sse5i_vmfnmsub<mode>4): Ditto.
2014 (mulv16qi3): Add SSE5 support.
2016 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2017 (sse2_mulv4si3): Disable if SSE5.
2018 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2019 (sse4_1_roundps): Ditto.
2020 (sse4_1_roundsd): Ditto.
2021 (sse4_1_roundss): Ditto.
2022 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2024 (sse_maskcmpsf3): Ditto.
2025 (sse_vmmaskcmpv4sf3): Ditto.
2026 (sse2_maskcmpv2df3): Ditto.
2027 (sse2_maskcmpdf3): Ditto.
2028 (sse2_vmmaskcmpv2df3): Ditto.
2029 (sse2_eq<mode>3): Ditto.
2030 (sse2_gt<mode>3): Ditto.
2031 (sse5_pcmov_<mode>): Add SSE5 support.
2032 (vec_unpacku_hi_v16qi): Ditto.
2033 (vec_unpacks_hi_v16qi): Ditto.
2034 (vec_unpacku_lo_v16qi): Ditto.
2035 (vec_unpacks_lo_v16qi): Ditto.
2036 (vec_unpacku_hi_v8hi): Ditto.
2037 (vec_unpacks_hi_v8hi): Ditto.
2038 (vec_unpacku_lo_v8hi): Ditto.
2039 (vec_unpacks_lo_v8hi): Ditto.
2040 (vec_unpacku_hi_v4si): Ditto.
2041 (vec_unpacks_hi_v4si): Ditto.
2042 (vec_unpacku_lo_v4si): Ditto.
2043 (vec_unpacks_lo_v4si): Ditto.
2044 (sse5_pmacsww): New SSE5 intrinsic insn.
2045 (sse5_pmacssww): Ditto.
2046 (sse5_pmacsdd): Ditto.
2047 (sse5_pmacssdd): Ditto.
2048 (sse5_pmacssdql): Ditto.
2049 (sse5_pmacssdqh): Ditto.
2050 (sse5_pmacsdqh): Ditto.
2051 (sse5_pmacsswd): Ditto.
2052 (sse5_pmacswd): Ditto.
2053 (sse5_pmadcsswd): Ditto.
2054 (sse5_pmadcswd): Ditto.
2055 (sse5_pcmov_<move>): Conditional move support on SSE5.
2056 (sse5_phaddbw): New SSE5 intrinsic insn.
2057 (sse5_phaddbd): Ditto.
2058 (sse5_phaddbq): Ditto.
2059 (sse5_phaddwd): Ditto.
2060 (sse5_phaddwq): Ditto.
2061 (sse5_phadddq): Ditto.
2062 (sse5_phaddubw): Ditto.
2063 (sse5_phaddubd): Ditto.
2064 (sse5_phaddubq): Ditto.
2065 (sse5_phadduwd): Ditto.
2066 (sse5_phadduwq): Ditto.
2067 (sse5_phaddudq): Ditto.
2068 (sse5_phsubbw): Ditto.
2069 (sse5_phsubwd): Ditto.
2070 (sse5_phsubdq): Ditto.
2071 (sse5_pperm): Ditto.
2072 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2073 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2074 (sse5_pperm_sign_v8hi_v4si): Ditto.
2075 (sse5_pperm_zero_v8hi_v4si): Ditto.
2076 (sse5_pperm_sign_v4si_v2di): Ditto.
2077 (sse5_pperm_sign_v4si_v2di): Ditto.
2078 (sse5_pperm_pack_v2di_v4si): Ditto.
2079 (sse5_pperm_pack_v4si_v8hi): Ditto.
2080 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2081 (sse5_perm<mode>): New SSE5 intrinsic insn.
2082 (rotl<mode>3): Ditto.
2083 (sse5_rotl<mode>3): Ditto.
2084 (sse5_ashl<mode>3): Ditto.
2085 (sse5_lshl<mode>3): Ditto.
2086 (sse5_frcz<mode>2): Ditto.
2087 (sse5s_frcz<mode>2): Ditto.
2088 (sse5_cvtph2ps): Ditto.
2089 (sse5_cvtps2ph): Ditto.
2090 (sse5_vmmaskcmp<mode>3): Ditto.
2091 (sse5_com_tf<mode>3): Ditto.
2092 (sse5_maskcmp<mode>3): Ditto.
2093 (sse5_maskcmp_uns<mode>3): Ditto.
2094 (sse5_maskcmp_uns2<mode>3): Ditto.
2095 (sse5_pcom_tf<mode>3): Ditto.
2097 * config/i386/predicates.md (sse5_comparison_float_operator):
2098 New predicate to match the comparison operators supported by
2099 the SSE5 com instruction.
2100 (ix86_comparison_int_operator): New predicate to match just the
2101 signed int comparisons.
2102 (ix86_comparison_uns_operator): New predicate to match just the
2103 unsigned int comparisons.
2105 * doc/invoke.texi (-msse5): Add documentation.
2106 (-mfused-madd): Ditto.
2108 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2110 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2112 (x86_64-*-*): Ditto.
2114 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2116 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2117 intrinisics for SSE5.
2119 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2122 * config/i386/mmintrin-common.h: New file, to contain common
2123 instructions between SSE4.1 and SSE5.
2125 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2126 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2127 (gen_regparm_prefix): Ditto.
2129 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2130 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2131 prototype_p to determine if a function is prototyped.
2133 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2135 * c-common.c (c_common_reswords) add the alignof keyword,
2136 with same RID as __alignof and __alignof__
2138 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2140 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2141 * hooks.c (hook_bool_const_int_const_int_true): New function.
2142 * target.h (struct gcc_target): Add can_eliminate field.
2143 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2144 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2145 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2146 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2147 (elim_table): Revise comment.
2148 * system.h (CAN_ELIMINATE): Poison.
2149 * defaults.h (CAN_ELIMINATE): Remove.
2150 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2152 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2153 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2155 (alpha_vms_can_eliminate): Declare as static, change return type to
2157 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2159 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2160 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2161 (arm_can_eliminate): New function.
2163 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2164 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2165 (avr_can_eliminate): Declare as static.
2166 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2168 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2169 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2170 (bfin_can_eliminate): New function.
2172 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2173 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2174 (crx_can_eliminate): New function.
2176 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2177 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2178 (fr30_can_eliminate): New function.
2180 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2181 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2182 (frv_can_eliminate): New function.
2184 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2185 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2186 (h8300_can_eliminate): New function.
2188 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2189 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2190 (i386_can_eliminate): Declare as static, change return type to bool.
2191 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2193 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2194 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2195 (ia64_can_eliminate): New function.
2197 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2198 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2199 (iq2000_can_eliminate): New function.
2201 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2202 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2203 (m32r_can_eliminate): New function.
2205 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2206 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2207 (m68hc11_can_eliminate): New function.
2209 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2210 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2211 (m68k_can_eliminate): New function.
2213 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2214 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2215 (mep_can_eliminate): New function.
2217 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2218 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2219 (mips_can_eliminate): New function.
2221 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2222 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2223 (rs6000_can_eliminate): New function.
2225 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2226 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2227 (s390_can_eliminate): Declare as static.
2228 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2230 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2231 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2232 (score_can_eliminate): New function.
2234 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2235 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2236 (sparc_can_eliminate): Declare as static.
2237 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2239 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2240 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2241 (xstormy16_can_eliminate): New function.
2243 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2244 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2245 (v850_can_eliminate): New function.
2247 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2249 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2250 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2251 (*movdfcc_ext[1234]): Disable for IEEE mode.
2253 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2255 * gimplify.c (prepare_gimple_addressable): New static function.
2256 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2258 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2259 manually fiddling with it.
2261 2009-08-25 Michael Matz <matz@suse.de>
2263 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2264 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2266 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2267 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2268 (do_jump): Split out code for simple binary comparisons into ...
2269 (do_jump_1): ... this, taking the individual operands and code.
2270 Change callers to helper function above accordingly.
2271 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2274 2009-08-25 Michael Matz <matz@suse.de>
2276 * expr.h (struct separate_ops, sepops): New type for passing
2277 around an exploded simple expression.
2278 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2279 Use this structure instead of expression tree.
2280 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2281 expression, only its type.
2282 (expand_vec_cond_expr): Take type and individual operands instead
2284 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2285 expand_vec_shift_expr): Change prototype accordingly.
2286 * tree-vect-stmts.c (vectorizable_condition): Change call of
2287 expand_vec_cond_expr_p to pass only type.
2288 * expr.c (do_store_flags): Change prototype and implementation
2289 to take an exploded expression.
2290 (expand_expr_real_1): New local ops initialized with details
2291 of the full expression. Use it instead of full
2292 expression in calls to do_store_flags, expand_vec_cond_expr,
2293 expand_widen_pattern_expr and expand_vec_shift_expr.
2295 2009-08-25 Michael Matz <matz@suse.de>
2297 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2298 treeop2 initialized with first three operands of the full expression.
2299 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2301 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2303 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2304 (__gthread_objc_condition_allocate): Mark arguments as unused.
2305 (__gthread_objc_condition_deallocate): Likewise.
2306 (__gthread_objc_condition_wait): Likewise.
2307 (__gthread_objc_condition_broadcast): Likewise.
2308 (__gthread_objc_condition_signal): Likewise.
2309 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2310 (__gthread_objc_thread_id): Likewise.
2312 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2315 * tree-pretty-print.c (print_call_name): Print the correct call name
2316 for procedure pointer components.
2318 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2320 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2321 default_promote_function_mode when not VMS.
2323 2009-08-24 Olivier Hainque <hainque@adacore.com>
2325 * convert.c (convert_to_integer): Don't assume an input pointer is
2326 POINTER_SIZE wide. Fetch from the type instead.
2328 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2330 * configure.ac (AC_PREREQ): Bump to 2.64.
2332 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2334 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2335 (process_command): Don't search standard_exec_prefix_1 and
2336 standard_exec_prefix_2.
2338 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2340 * config/arm/arm.c (output_return_instruction): Handle for
2343 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2345 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2347 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2349 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2350 (*arm_movdf_vfp): Likewise.
2352 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2354 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2355 (vashr<mode>3): Rename from ashr<mode>3.
2356 (vlshr<mode>3): Rename from lshr<mode>3.
2358 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2361 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2362 (check_format_info_main): Use scalar_identify_flag.
2363 (check_format_types): Check for scalar size identity if
2364 scalar_identify_flag is set.
2365 (printf_length_specs): Extend by new field.
2366 (asm_fprintf_length_specs): Likewise.
2367 (gcc_diag_length_specs): Likewise.
2368 (scanf_length_specs): Likewise.
2369 (strfmon_length_specs): Likewise.
2370 (gcc_gfc_length_specs): Likewise.
2371 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2372 (ms_printf_flag_specs): Likewise.
2373 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2375 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2379 (*call_value_pop_1): Ditto.
2380 (*sibcall_pop_1): New insn pattern.
2381 (*sibcall_value_pop_1): Ditto.
2383 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2386 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2389 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2392 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2393 (get_reg_use_in): New function.
2394 (forward_propagate_subreg): Propagate through subreg of zero_extend
2397 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2399 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2400 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2402 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2404 * configure.ac: Remove --with-datarootdir, --with-docdir,
2405 --with-htmldir switches. No need to call AC_SUBST for
2406 datarootdir, docdir, htmldir any more.
2407 * configure: Regenerate.
2408 * doc/install.texi (Configuration): Document --datarootdir,
2409 --docdir, --htmldir, --pdfdir; update documentation for
2410 --infodir, --mandir.
2411 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2414 * aclocal.m4: Regenerate.
2415 * config.in: Regenerate.
2416 * configure: Regenerate.
2418 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2419 Olivier Hainque <hainque@adacore.com>
2421 * config/ia64/ia64.c: Include libfuncs.h.
2422 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2423 (ia64_expand_call): Use reg 25 on VMS.
2424 (ia64_initialize_trampoline): Fix for VMS ABI.
2425 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2426 (ia64_function_arg): Initialize reg 25 on VMS.
2427 Fix OpenVMS ABI issues for varargs.
2428 For OpenVMS, emit the Argument Information register set in the
2429 incoming/sibcall case as well.
2430 (ia64_arg_type): New function.
2431 (ia64_function_arg_advance): Keep track of cum->words.
2432 Fix OpenVMS ABI issues for varargs.
2433 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2434 (ia64_override_options): Set flag_no_common on VMS.
2435 (ia64_init_builtins): Disable FWRITE builtin.
2436 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2437 (ia64_vms_init_libfuncs): Add decc$ routines.
2438 (ia64_vms_valid_pointer_mode): New function.
2439 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2440 (ia64_promote_function_mode): New function
2441 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2442 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2443 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2444 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2445 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2446 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2447 Suppress trailing '#' if VALUE is numeric.
2448 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2449 ia64_promote_function_mode.
2450 (TARGET_VALID_POINTER_MODE): Define.
2452 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2455 * config/rs6000/rs6000.c (rs6000_override_options): Use
2456 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2459 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2460 reporting of vector + decimal/boolean/complex error.
2462 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2464 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2465 __vector double TYPE_DECL.
2467 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2469 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2470 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2471 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2472 to pointer to enum machine_mode. Update all callers as needed.
2474 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2476 * config/alpha/alpha.md (exception_receiver): Emit alternative
2477 GP load sequence if flag_reorder_blocks_and_partition is set.
2478 (*exception_receiver_2): Also enable when
2479 flag_reorder_blocks_and_partition is set.
2481 2009-08-20 Matt Rice <ratmice@gmail.com>
2482 Diego Novillo <dnovillo@google.com>
2484 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2487 2009-08-20 Richard Guenther <rguenther@suse.de>
2489 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2490 * c-tree.h (c_dup_lang_specific_decl): Remove.
2491 (struct lang_decl, struct lang_type): Move definitions ...
2492 * c-lang.h: ... here. New file.
2493 * c-decl.c: Include c-lang.h.
2494 (c_dup_lang_specific_decl): Remove.
2495 * c-typeck.c: Include c-lang.h.
2496 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2497 (c-typeck.o): Likewise.
2498 * c-config-lang.in (gtfiles): Add c-lang.h.
2499 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2502 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2504 * config/alpha/alpha.c (alpha_end_function): Do not clear
2505 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2506 this is now handled in generic code.
2508 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2510 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2511 (s390_z10_fix_long_loop_prediction): New function.
2512 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2513 (s390_reorg): Walk over the INSNs and invoke
2514 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2516 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2518 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2519 "*brx_64bit", "*brx_31bit"): New patterns.
2520 * config/s390/s390.c ('E'): New output modifier.
2522 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2523 Richard Earnshaw <richard.earnshaw@arm.com>
2525 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2526 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2528 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2530 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2532 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2533 for mode mode of operand0 when doing secondary reload for SAR.
2535 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2538 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2539 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2541 2009-08-19 Jason Merrill <jason@redhat.com>
2543 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2544 supported template depth in C++0x.
2546 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2548 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2549 free_after_compilation.
2550 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2551 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2552 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2553 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2554 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2555 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2556 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2558 2009-08-19 Ian Lance Taylor <iant@google.com>
2560 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2561 of (plus (mult (neg B) C) A).
2563 2009-08-18 Michael Matz <matz@suse.de>
2565 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2566 instead of comparing TYPE_MAIN_VARIANT for equality.
2567 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2568 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2569 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2570 * gimplify.c (goa_lhs_expr_p): Ditto and use
2571 STRIP_USELESS_TYPE_CONVERSION.
2573 2009-08-18 Michael Matz <matz@suse.de>
2575 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2576 first field in a struct.
2577 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2579 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2581 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2582 locators before emit_insn is called. Remove assert that
2584 (alpha_end_function): Clear crtl->emit structure and free insn
2585 locators if cfun->is_thunk is true.
2587 2009-08-18 Jason Merrill <jason@redhat.com>
2589 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2591 * configure.ac: Test for it.
2592 * configure, config.in: Regenerate.
2593 * doc/install.texi: Document --enable-gnu-unique-object.
2595 2009-08-18 Richard Guenther <rguenther@suse.de>
2598 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2599 pow(x,y*z) only if x is nonnegative.
2601 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2603 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2607 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2608 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2610 2009-08-17 DJ Delorie <dj@redhat.com>
2612 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2613 * config/m32c/prologue.md (epilogue_freit): New.
2615 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2616 (bank_switch_p): Likewise.
2617 (fast_interrupt_p): Likewise.
2618 (interrupt_p): Likewise.
2619 (m32c_conditional_register_usage): Round memregs size up.
2620 (need_to_save): We only need to save $a0 when we use ENTER.
2621 (interrupt_p): Check for fast_interrupt too.
2622 (bank_switch_p): New.
2623 (fast_interrupt_p): New.
2624 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2625 (m32c_emit_prolog): Support bank switching and fast interrupts.
2626 * doc/extend.texi (Function Attributes): Add bank_switch and
2629 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2631 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2632 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2634 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2636 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2637 (menu): Add IA-64/VMS Options.
2638 (IA-64/VMS Options): Likewise.
2640 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2643 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2645 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2647 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2648 (mips_pop_asm_switch): Likewise.
2649 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2651 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2652 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2653 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2654 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2655 instead of set_noreorder.
2656 (mips_output_function_prologue): Use the new functions.
2657 (mips_output_function_epilogue): Likewise.
2658 (mips_need_noat_wrapper_p): New function, split out from...
2659 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2660 Use mips_push_asm_switch and mips_pop_asm_switch.
2661 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2662 and mips_pop_asm_switch.
2663 (ASM_OUTPUT_REG_POP): Likewise.
2664 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2665 Use mips_pop_asm_switch.
2666 (mips_asm_switch): New structure.
2667 (set_noreorder, set_nomacro): Replace with...
2668 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2669 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2670 instead of set_nomacro.
2671 (fix_truncsfsi2_macro): Likewise.
2672 (cprestore): Likewise.
2673 (hazard): Use mips_noreorder instead of set_noreorder.
2674 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2676 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2678 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2679 from prev_active_insn.
2681 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2683 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2684 * config/avr/avr.c (avr_override_options): Initialize
2685 avr_current_arch variable.
2686 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2687 __AVR_HAVE_16BIT_SP__ according to the device type.
2688 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2690 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2691 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2693 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2696 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2697 generating inlined subroutine die only. We shouldn't be
2698 called for anything else.
2699 (gen_block_die): Don't generate inline subroutine debug info for
2702 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2704 * graphite-poly.c (print_pbb): Print PBB index.
2706 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2709 * graphite-interchange.c (ppl_max_for_le): Moved...
2710 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2711 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2712 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2713 * graphite-ppl.h (ppl_max_for_le): Declared.
2715 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2717 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2718 supported on all platforms.
2719 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2720 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2721 * c-pragma.c: Likewise.
2722 * target-def.h (TARGET_INITIALIZER): Remove
2723 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2724 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2726 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2728 * config/ia64/fde-vms.c: New file.
2729 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2730 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2731 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2732 (uw_frame_state_for): Only register a personality routine if it is
2733 known to be compatible with our expectations.
2734 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2735 Declare unw_table_entry stack variable and
2736 mod all calls to _Unwind_FindTableEntry to add arg.
2737 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2738 (_Unwind_FindTableEntry): Add arg to prototype.
2740 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2742 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2743 field 'signal_pfs_loc'.
2744 (uw_frame_state_for): Remove duplicate code dealing with leaf
2745 procedures without unwind info.
2746 If in the frame after unwinding through a signal handler, restore
2747 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2748 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2749 'pfs_loc' to the AR.PFS location in the signal context; instead
2750 set 'signal_pfs_loc'.
2751 Manually generate the unwind info for the AR.PFS register.
2752 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2753 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2754 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2755 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2756 instead set 'signal_pfs_loc'.
2757 Remove code preventing the AR.PFS register from being restored
2758 from the signal context.
2760 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2761 Tristan Gingold <gingold@adacore.com>
2763 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2764 * config/ia64/t-vms: New file.
2765 * config/ia64/vms64.h: New file.
2766 * config/ia64/vms.h: New file.
2767 * config/ia64/vms-crtinit.asm: New file.
2768 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2769 * config/ia64/vms-unwind.h: New file.
2771 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2773 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2776 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2779 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2781 * real.h (do_mpc_arg2): ... here.
2782 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2785 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2787 * final.c (add_debug_prefix_map): Don't use GC memory for
2788 old_prefix and new_prefix.
2790 2009-08-14 Richard Guenther <rguenther@suse.de>
2792 * ipa-prop.c (compute_complex_pass_through): If we cannot
2793 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2795 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2797 * c-lex.c (c_lex_with_flags): Increase size of local variable
2798 to avoid memory clobber.
2800 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
2803 * config/i386/i386.c (ix86_fp_comparison_strategy):
2804 Only enable/disable sahf at function granularity.
2806 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
2808 PR rtl-optimization/41064
2809 * reload1.c (reload_as_needed): Don't call extract_insn
2810 for known invalid replacements after calling
2811 validate_replace_rtx_group and verify_changes.
2813 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
2817 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
2818 ix86_expand_fp_vcond.
2819 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
2820 Assert that operation is supported by ix86_expand_int_vcond.
2821 (vcondu<SSEMODE124C8:mode>): Ditto.
2823 2009-08-13 DJ Delorie <dj@redhat.com>
2825 * config/i386/djgpp-stdint.h: New.
2826 * config.gcc (djgpp): Use it.
2828 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
2830 * config/sh/sh.c (sh_override_options): When flag_exceptions or
2831 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2833 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2835 * tree-ssa-loop-prefetch.c
2836 (prune_ref_by_group_reuse): Enhance probabilistic analysis
2837 for long-stride pruning.
2838 (compute_miss_rate): New function to compute the probability
2839 that two memory references access different cache lines.
2841 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
2843 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
2845 2009-08-13 Richard Guenther <rguenther@suse.de>
2848 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
2849 use the constant pointer type.
2850 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
2851 of CV qualifiers on the target pointer type.
2852 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
2853 conversion check before restrict check.
2855 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2858 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
2860 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2862 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
2864 2009-08-12 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimization/41011
2867 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
2868 and reference constructing.
2870 2009-08-12 Xinliang David Li <davidxl@google.com>
2872 PR tree-optimization/41012
2873 * tree-flow.h : New external interface.
2874 * gimple-low.c (check_call_arg): Change to public function.
2875 Remove argument mismatch check in lowering.
2876 * tree-inline.h (tree_can_inline_p): Interface change.
2877 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
2879 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
2880 Call change to tree_can_inline_p function.
2881 (cgraph_decide_inlining_incrementally): Ditto.
2883 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
2885 PR tree-optimization/41031
2886 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
2887 on the partition variable rather than promote_mode on the source
2888 type. Assert that the partition variable's type has the same
2889 mode as the source value's.
2891 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
2893 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
2894 for for_return == 2.
2895 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
2897 * calls.c (expand_call): Fix typo.
2898 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
2900 * stmt.c (expand_value_return): Use promote_function_mode to copy out
2902 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
2903 * config/cris/cris.c (cris_promote_function_mode): Likewise.
2904 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
2905 * config/pa/pa.c (pa_promote_function_mode): Likewise.
2907 2009-08-12 Andrew Haley <aph@redhat.com>
2909 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
2911 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2916 2009-08-12 Richard Guenther <rguenther@suse.de>
2918 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
2919 * gimplify.c (gimplify_modify_expr): Do not use
2920 lang_hooks.types_compatible_p.
2921 * tree-ssa.c (useless_type_conversion_p): For aggregates
2922 just return false if the canonical types differ.
2924 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2927 * sese.c (convert_for_phi_arg): New.
2928 (add_guard_exit_phis): Use convert_for_phi_arg.
2930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2932 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2933 unknown subscript upper bounds.
2935 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2936 Pranav Garg <pranav.garg2107@gmail.com>
2938 * graphite-interchange.c (gather_access_strides): Removed.
2939 (ppl_max_for_le): New.
2940 (build_linearized_memory_access): New.
2941 (memory_stride_in_loop): New.
2942 (pbb_interchange_profitable_p): Reimplemented.
2943 * graphite-ppl.h (ppl_new_id_map): New.
2944 (ppl_interchange): New.
2946 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2948 * graphite-interchange.c (compute_subscript): Removed.
2949 (compute_array_size_cstr): Removed.
2950 (compute_array_size_poly): Removed.
2951 (compute_array_size): Removed.
2952 (gather_access_strides_poly): Removed.
2953 (gather_access_strides): Empty.
2955 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite-dependences.c (dependence_polyhedron_1): Replace
2958 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2959 (graphite_legal_transform_dr): Same.
2960 (graphite_carried_dependence_level_k): Same.
2961 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2962 Initialize PDR_NB_SUBSCRIPTS.
2963 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2965 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2966 (PDR_NB_SUBSCRIPTS): New.
2967 (pdr_nb_subscripts): Removed.
2968 (pdr_dim): Simplified.
2969 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2970 with PDR_NB_SUBSCRIPTS.
2972 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2974 * graphite-interchange.c (compute_array_size): Remove use of
2976 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2977 Do not initialize PDR_DATA_CONTAINER.
2978 (print_pdr): Do not print PDR_DATA_CONTAINER.
2979 * graphite-poly.h (struct poly_dr): Remove data_container field.
2980 (PDR_DATA_CONTAINER): Removed.
2981 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2983 (build_poly_dr): Same.
2985 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2986 Sebastian Pop <sebastian.pop@amd.com>
2988 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2989 copy of the dependence polyhedron. Free the temporary objects.
2990 (graphite_carried_dependence_level_k): Free unused objects before
2993 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
2994 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
2995 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
2996 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
2997 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
2999 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3001 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3002 Early return without analyzing the data dependences if no
3003 transform has been done. Call restore_scattering if the transform
3005 (graphite-interchange.c): Same.
3006 * graphite-poly.c (print_scattering_function): Test for
3008 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3009 (apply_poly_transforms): Do not gcc_assert that
3010 the transform is legal.
3011 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3012 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3013 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3014 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3015 * graphite-poly.h (struct poly_scattering): New.
3016 (struct poly_bb): Add original, transformed, and saved fields.
3017 Remove transformed_scattering, original_scattering,
3018 nb_local_variables and nb_scattering_transform fields.
3019 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3020 (poly_scattering_new): New.
3021 (poly_scattering_free): New.
3022 (poly_scattering_copy): New.
3023 (store_scattering_pbb): New.
3024 (store_scattering): New.
3025 (restore_scattering_pbb): New.
3026 (restore_scattering): New.
3027 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3028 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3030 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3032 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3035 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3037 * Makefile.in (graphite.o): Depends on PREDICT_H.
3038 * graphite.c: Include predict.h.
3039 (graphite_finalize): Call tree_estimate_probability.
3040 * predict.c (predict_loops): Do not call scev_initialize and
3042 (tree_estimate_probability_bb): New.
3043 (tree_estimate_probability): Do not initialize loops: move that
3044 code to the driver. Call tree_estimate_probability_bb.
3045 (tree_estimate_probability_driver): New.
3046 (pass_profile): Use tree_estimate_probability_driver.
3047 * predict.h (tree_estimate_probability): Declared.
3049 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3051 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3052 * graphite-dependences.c (graphite_legal_transform): Add time to
3053 TV_GRAPHITE_DATA_DEPS.
3054 (dependency_between_pbbs_p): Same.
3055 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3057 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3059 PR rtl-optimization/41033
3060 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3061 aliasing is disabled.
3063 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3065 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3066 si_mask_operand, and_load_operand, low_bitmask_operand,
3067 and_reg_operand, and_operand): New predicates.
3068 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3069 * config/mips/mips.c (and_operands_ok): New function.
3070 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3071 * config/mips/mips.md (move_type): Add ext_ins and logical.
3072 (type): Handle them.
3073 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3074 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3075 shift_shift. Remove commutative constraint modifier.
3076 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3078 (*clear_upper32_dext): Remove define_insn_and_split.
3079 (*clear_upper32): Turn this define_insn_and_split ...
3080 (splitter for ANDing register with 0xffff_ffff): .. into this.
3082 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3084 * combine.c (try_widen_shift_mode): Factor out code to check if an
3085 integer constant is a low-order bitmask from here ...
3086 * rtlanal.c (low_bitmask_len): ... to here.
3087 * rtl.h (low_bitmask_len): Declare.
3089 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3092 * config/alpha/alpha.md (addsi3): Remove expander.
3093 (addsi3): Rename from *addsi3_internal insn pattern.
3094 (subsi3): Remove expander.
3095 (subsi3): Rename from *subsi3_internal insn pattern.
3097 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3099 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3102 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3103 Eric Botcazou <botcazou@adacore.com>
3104 Douglas B Rupp <rupp@gnat.com>
3106 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3107 that records that fit in 64 bits are returned by immediate value,
3108 as required by OpenVMS Calling Standard.
3109 (function_value): Adjust for above modification.
3110 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3111 virtual_incoming_args_rtx as base object, not next_arg.
3112 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3114 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3116 * reload.c (find_reloads_subreg_address): Check the original
3117 req_equiv_mem address to detect the case where an address is
3118 not valid in the outer mode.
3120 2009-08-11 Richard Guenther <rguenther@suse.de>
3123 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3125 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3127 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3128 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3130 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3131 Douglas B Rupp <rupp@gnat.com>
3133 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3134 PT_STACK when frame_pointer_needed on OpenVMS.
3135 (alpha_pv_save_size, alpha_using_fp): Remove.
3136 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3137 with proper processing for PT_NULL.
3138 (alpha_vms_initial_elimination_offset): New function. Support for
3139 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3140 (alpha_sa_size): Force procedure type to PT_STACK when
3141 frame_pointer_needed on OpenVMS.
3142 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3143 (alpha_using_fp): Likewise.
3144 (alpha_vms_can_eliminate): Add prototype.
3145 (alpha_vms_initial_elimination_offset): Likewise.
3146 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3147 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3149 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3150 Douglas B Rupp <rupp@gnat.com>
3152 * config/alpha/alpha.c (common_object_handler): New function.
3153 (vms_attribute_table): Declare a single attribute "common_object".
3154 (vms_output_aligned_decl_common): New global function.
3155 (SECTION_VMS_OVERLAY): Delete.
3156 (SECTION_VMS_GLOBAL): Likewise.
3157 (SECTION_VMS_INITIALIZE): Likewise.
3158 (vms_asm_named_section): Remove support for above flags.
3159 (vms_section_type_flags): Delete.
3160 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3161 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3162 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3163 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3165 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3168 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3169 (sub_ddmmss): Likewise.
3171 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3174 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3177 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3180 * reload1.c (reload_as_needed): Use cancel_changes to completely
3181 undo a failed replacement attempt.
3183 2009-08-10 Richard Guenther <rguenther@suse.de>
3186 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3187 (useless_type_conversion_p): ... here. Require pointer targets
3190 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3193 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3194 loose the original type of the statement list.
3196 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3198 * config/alpha/alpha.c: Include libfuncs.h
3199 (avms_asm_output_extern): New function.
3200 (alpha_init_libfuncs): Init some decc libfuncs.
3201 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3202 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3203 (DO_CRTL_NAMES): Define.
3205 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3206 (LONG_TYPE_SIZE): Define.
3207 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3208 (SUBTARGET_SWITCHES): Define malloc64 switch.
3209 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3210 (MASK_RETURN_ADDR): Define.
3211 doc/invoke.texi (mmalloc64): Document switch.
3213 2009-08-09 Olivier Hainque <hainque@adacore.com>
3214 Douglas B Rupp <rupp@gnat.com>
3216 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3217 uses_condition_handler.
3218 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3219 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3220 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3221 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3222 (code_for_builtin): New insn codes for the new alpha_builtins.
3223 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3224 (alpha_sa_size): Account for uses_condition_handler.
3225 (alpha_expand_prologue): Likewise.
3226 (alpha_start_function): Likewise.
3227 (alpha_expand_epilogue): Likewise.
3228 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3229 establish/revert expanders.
3230 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3231 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3232 New expander, resorting to the alpha.c associated function.
3233 (builtin_revert_vms_condition_handler): Likewise.
3234 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3235 __gcc_shell_handler, the static VMS condition handler used as
3236 an indirection wrapper to the current dynamically established
3238 * config/alpha/vms-unwind.h: Complete rewrite.
3239 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3240 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3242 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3243 Douglas B Rupp <rupp@gnat.com>
3245 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3246 (alpha_need_linkage): Handle aliases. Return function symbol.
3247 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3248 Use ultimate alias target for the linkage name.
3249 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3250 by alpha_need_linkage for the function symbol.
3251 (setmemdi): Likewise.
3253 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3255 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3256 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3257 (ASM_WEAKEN_LABEL): Define.
3258 (CRT_CALL_STATIC_FUNCTION): Define.
3259 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3260 (ENDFILE_SPEC): Define.
3261 (INIT_SECTION_ASM_OP): Define.
3262 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3263 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3265 (MULTILIB_OSDIRNAMES): Define.
3266 (shlib_version): Define.
3267 (SHLIB_EXT): Define.
3268 (SHLIB_OBJS): Define.
3269 (SHLIB_NAME): Define.
3270 (SHLIB_MULTILIB): Define.
3271 (SHLIB_INSTALL): Define.
3272 (SHLIB_SYMVEC): Define.
3273 (SHLIB_SYMVECX2): Define.
3274 (SHLIB_LINK): Define.
3276 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3278 * config/alpha/alpha.c (alpha_initialize_trampoline):
3279 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3280 (alpha_start_function): Emit transfer address on nested functions
3281 for VMS trampoline call.
3282 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3283 since no longer used.
3284 * config/alpha/vms-tramp.asm: Remove.
3285 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3286 since now only data initialized at runtime.
3288 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3290 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3291 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3292 (MD_EXEC_PREFIX): Remove, no longer used.
3293 (MD_STARTFILE_PREFIX): Likewise.
3294 (INCLUDE_DEFAULTS): Likewise.
3295 * config/alpha/t-vms:
3296 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3298 2009-08-09 Richard Guenther <rguenther@suse.de>
3300 PR tree-optimization/41016
3301 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3302 (operand_precision): Remove.
3303 (integral_operand_p): Likewise.
3304 (recognize_single_bit_test): Adjust.
3306 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3308 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3309 operation overflows. Likewise non-cast unary arithmetic.
3310 If one arm of a conditional expression is always taken,
3311 inhibit evaluation warnings for the other arm. Likewise inhibit
3312 evaluation warnings for the second && or || operand if the first
3313 operand is enough to determine the result.
3314 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3316 (build_binary_op): Prevent duplicate evaluation warnings.
3318 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3320 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3321 and destination have different modes, Use promote_mode to
3322 determine the signedness of the conversion. Assert that the
3323 promoted source mode matches the destination mode. Don't pass
3324 the destination and destination mode to expand_expr if the source
3325 mode is different. Simplify conversion logic.
3327 2009-08-09 Ira Rosen <irar@il.ibm.com>
3329 PR tree-optimization/41008
3330 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3331 from condition only in case it's a comparison. Adjust checks.
3333 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3335 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3336 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3337 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3338 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3339 (dump_cand): Handle them.
3340 (struct iv_cand): New members COST_STEP and AINC_USE.
3341 (stmt_after_increment): Likewise.
3342 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3343 callers changed. Use gimple_uid comparison instead of scanning.
3344 (add_candidate_1): When looking for identical candidates, take
3345 AINC_USE into account. Set it for new candidates.
3346 (force_expr_to_var_cost): Cast target_spill_cost to int.
3347 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3348 All callers changed. Check for availability of autoinc addressing
3349 modes, both in general for a given mode, and in the specific use case.
3350 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3352 (get_computation_cost): Likewise.
3353 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3354 add_autoinc_candidates): New static functions.
3355 (add_candidate): Call add_autoinc_candidates for candidates based on
3357 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3358 (determine_use_iv_cost_address): If we have an autoinc candidate at
3359 the matching use, verify autoinc is possible and subtract the cost
3360 of the candidate's step from the cost.
3361 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3362 member of the candidate.
3363 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3364 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3366 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3368 * config.build (ia64-hp-*vms*): New target.
3369 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3371 * config.gcc (ia64-hp-*vms*): New target.
3372 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3374 * config.host (ia64-hp-*vms*): New target.
3375 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3378 2009-08-08 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/40991
3381 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3383 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3385 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3386 mode check. Do truncations in an integer mode.
3387 (force_to_mode): Handle subregs for all mode types. Only do
3388 arithmetic simplifications on integer modes.
3390 2009-08-07 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/40999
3393 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3394 (maybe_fold_reference): Lookup constant initializers.
3395 (fold_gimple_assign): Likewise.
3397 2009-08-07 Richard Guenther <rguenther@suse.de>
3399 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3400 that require structural equality defer to the langhook.
3402 2009-08-07 Martin Jambor <mjambor@suse.cz>
3404 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3406 (struct ipa_pass_through_data): New type.
3407 (struct ipa_ancestor_jf_data): New type.
3408 (union jump_func_value): Removed field formal_id, added fields
3409 pass_through and ancestor.
3410 (struct ipa_param_call_note): Changed type of formal_id to int from
3412 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3413 operations jump functions and ancestor jump functions.
3414 (compute_complex_pass_through): New function.
3415 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3416 reflect changes in the jump function strucutre.
3417 (update_jump_functions_after_inlining): Ignore complex pass-through
3418 and ancestor jump functions.
3419 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3420 polynomial pass-through with operation jump functions.
3422 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3424 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3425 fde->dw_fde_begin as begin label instead of hot/cold label.
3426 Use LLSDAC label instead of LLSDA for second section lsda.
3427 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3428 label instead of LLSDA if it is true.
3429 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3431 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3432 SECTION argument. Use it as index into crtl->eh.call_site_record
3434 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3435 use it to determine how to print table entries instead of using
3436 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3437 label instead of normal begin label as base.
3438 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3439 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3440 ensure no EH range spans between sections and that landing pads
3441 are always in the corresponding section.
3442 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3443 for crtl->eh.call_site_record being an array rather than scalar.
3444 (output_one_function_exception_table): New function, copied
3445 from output_function_exception_table. Adjust
3446 dw2_size_of_call_site_table, dw2_output_call_site_table
3447 callers. For SECOND section use *C suffixed labels.
3448 (output_function_exception_table): Call
3449 output_one_function_exception_table and, when doing hot/cold
3450 partitioning, also another time for the second section.
3451 * opts.c: Include except.h.
3452 (decode_options): Allow -freorder-blocks-and-partition with
3453 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3454 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3455 * function.h (struct rtl_eh): Change call_site_record from
3456 scalar into array of 2 elements.
3458 2009-08-07 Martin Jambor <mjambor@suse.cz>
3460 * ipa-prop.c (count_formal_params_1): New function.
3461 (ipa_get_vector_of_formal_parms): New function.
3462 (get_vector_of_formal_parm_types): New function.
3463 (ipa_modify_formal_parameters): New function.
3464 (ipa_modify_call_arguments): New function.
3465 (index_in_adjustments_multiple_times_p): New function.
3466 (ipa_combine_adjustments): New function.
3467 (ipa_dump_param_adjustments): New function.
3468 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3469 (ipa_get_vector_of_formal_parms): Declare.
3470 (ipa_modify_formal_parameters): Declare.
3471 (ipa_modify_call_arguments): Declare.
3472 (ipa_combine_adjustments): Declare.
3473 (ipa_dump_param_adjustments): Declare.
3474 (build_ref_for_offset): Declare.
3475 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3476 * tree-sra.c: Include ipa-prop.c.
3477 (build_ref_for_offset): Make public.
3479 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3481 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3483 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3485 * gcc/doc/extend.texi (__builtin_extract_return_address)
3486 (__builtin_frob_return_address): Document.
3488 2009-08-06 Paul Brook <paul@codesourcery.com>
3490 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3491 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3492 implementation on ARMv6-M.
3494 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3496 * doc/extend.texi (pcs): Document new attribute for ARM.
3498 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3500 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3503 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3505 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3508 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3510 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3512 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3514 Merge ARM/hard_vfp_branch to trunk.
3516 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3518 * arm.c (libcall_eq): New function.
3519 (libcall_hash): New function.
3520 (add_libcall): New function.
3521 (arm_libcall_uses_aapcs_base): New function.
3522 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3523 libcalls using the base PCS.
3524 (arm_init_cumulative_args): Likewise.
3526 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3528 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3529 Use base ABI for conversion libfuncs between HFmode and SFmode.
3531 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3533 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3534 V4SImode as representatives of all 64-bit and 128-bit vector
3535 types. Allow vector types without vector modes.
3536 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3537 without vector modes like BLKmode.
3538 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3539 BLKmode. Avoid unsupported vector modes or TImode moves for
3541 (aapcs_vfp_allocate_return_reg): Likewise.
3542 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3543 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3545 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3547 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3548 (arm_get_pcs_model): Pass attribute arguments to
3549 arm_pcs_from_attribute.
3550 (arm_init_cumulative_args): Use base AAPCS for conversions from
3551 floating-point types to DImode.
3552 (arm_attribute_table): Add pcs attribute.
3553 (arm_handle_pcs_attribute): New.
3554 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3555 conversions from floating-point types to DImode, also declare them
3556 to use base AAPCS and declare functions they call to use base
3557 AAPCS and their RTABI names.
3559 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3561 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3562 -mfloat-abi=hard not being supported for VFP.
3564 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3566 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3567 SYMBOL_REF to hard_libcall_value.
3569 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3570 Richard Earnshaw <rearnsha@arm.com>
3572 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3573 has been put on the stack, all remaining co-processory arguments for
3574 that co-processor also go on the stack.
3576 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3578 * config/arm/arm.c (arm_return_in_memory): Handle returning
3579 vectors of suitable size in registers also for AAPCS case.
3581 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3583 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3585 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3587 ARM Hard-VFP calling convention
3588 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3589 * target.h (gcc_target): Add libcall_value to table of call hooks.
3590 * targhooks.h (default_libcall_value): Default implementation.
3591 * targhooks.c (default_libcall_value): Likewise.
3592 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3593 * optabs.c (expand_unop): Use it.
3594 * expr.h (hard_libcall_value): Pass the function RTX through.
3595 * calls.c (emit_library_call_value_1): Update call to
3597 * explow.c (hard_libcall_value): Use new target hook.
3598 * testsuite/lib/target-supports.exp
3599 (check_effective_target_arm_hard_vfp_ok): New hook.
3600 (check_effective_target_arm_neon_ok): Improve test for neon
3602 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3603 * config/arm/arm.c: Include cgraph.h
3604 (TARGET_FUNCTION_VALUE): Override default hook.
3605 (arm_pcs_default): New variable.
3606 (arm_override_options): Don't fault hard calling convention with VFP.
3607 Add support for AAPCS variants.
3608 (arm_function_value): Make static. Handle AAPCS variants.
3609 (arm_libcall_value): New function.
3610 (arm_apply_result_size): Handle VFP registers in results.
3611 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3613 (pcs_attribute_args): New variable.
3614 (arm_pcs_from_attribute): New function.
3615 (arm_get_pcs_model): New function.
3616 (aapcs_vfp_cum_init): New function.
3617 (aapcs_vfp_sub_candidate): New function.
3618 (aapcs_vfp_is_return_candidate): New function.
3619 (aapcs_vfp_is_call_candidate): New function.
3620 (aapcs_vfp_allocate): New function.
3621 (aapcs_vfp_allocate_return_reg): New function.
3622 (aapcs_vfp_advance): New function.
3623 (aapcs_cp_arg_layout): New variable.
3624 (aapcs_select_call_coproc): New function.
3625 (aapcs_select_return_coproc): New function.
3626 (aapcs_allocate_return_reg): New function.
3627 (aapcs_libcall_value): New function.
3628 (aapcs_layout_arg): New function.
3629 (arm_init_cumulative_args): Initialize AAPCS args data.
3630 (arm_function_arg): Handle AAPCS variants using new interface.
3631 (arm_arg_parital_bytes): Likewise.
3632 (arm_function_arg_advance): New function.
3633 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3634 calling conventions.
3635 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3636 * arm.h (NUM_VFP_ARG_REGS): Define.
3637 (LIBCALL_VALUE): Update.
3638 (FUNCTION_VALUE): Delete.
3639 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3640 (arm_pcs): New enum.
3641 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3642 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3643 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3644 * arm-protos.h (arm_function_arg_advance): Add.
3645 (aapcs_libcall_value): Add.
3646 (arm_function_value): Delete.
3648 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3649 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/i386/i386.c (standard_sse_mode_p): Remove.
3653 (standard_sse_constant_p): Return 2 for integer mode
3654 vector_all_ones_operand when SSE2 is enabled.
3655 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3656 (ix86_expand_vector_move): Do not check for negative values from
3657 standard_sse_constant_p.
3659 2009-08-06 Richard Guenther <rguenther@suse.de>
3661 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3662 array type comparisons frontend independent.
3663 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3665 out array reference lower bound and element size operands.
3666 (ao_ref_init_from_vn_reference): Properly compute the offset
3667 for ARRAY_RANGE_REF.
3668 (vn_reference_fold_indirect): Fill out array reference lower
3669 bound and element size operands.
3670 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3671 a non gimple valued reference operand which can happen for
3672 array reference lower bound or element size.
3673 (create_component_ref_by_pieces_1): Properly generate the
3674 element size operand for array references.
3676 2009-08-06 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/40964
3679 * tree.c (iterative_hash_host_wide_int): Export.
3680 * tree.h (iterative_hash_host_wide_int): Declare.
3681 * tree-ssa-structalias.c (heapvar_map): New struct.
3682 (heapvar_map_eq): New function.
3683 (heapvar_map_hash): Likewise.
3684 (heapvar_lookup): Adjust.
3685 (heapvar_insert): Likewise.
3686 (make_constraint_from_heapvar): Allow multiple heap variables
3687 per decl at different offsets.
3688 (init_alias_heapvars): Adjust.
3690 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3692 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3693 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3694 trailing sync if TARGET_SYNC_AFTER_SC.
3696 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3698 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3699 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3700 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3701 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3702 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3703 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3704 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3705 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3706 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3707 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3708 the prototype declaration match the definition.
3709 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3710 instructions explicitly. Add barrier_before and operands
3712 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3713 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3714 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3715 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3716 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3717 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3719 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3721 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3723 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3724 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3727 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3730 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3732 PR rtl-optimization/40924
3733 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3734 make sure canon_rtx (mem_address) isn't simpler than
3735 canon_rtx (expanded_mem_address).
3737 2009-08-05 Li Feng <nemokingdom@gmail.com>
3739 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3741 (build_scop_drs): Build alias set for each SCoP.
3743 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3745 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3746 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3747 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3748 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3749 (BASE_DRIVER_SELF_SPECS): Likewise.
3751 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3753 * tree-ssa-alias.c: Fix some comment typos.
3755 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3757 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3758 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3760 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3763 * simplify-rtx.c (simplify_binary_operation_1): Disable
3764 simplifications for decimal float operations.
3766 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3769 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3770 operand of INDIRECT_REF.
3772 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3774 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3775 constants referencing TLS symbols.
3777 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3779 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3780 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3782 2009-08-03 Richard Guenther <rguenther@suse.de>
3784 * tree.c (make_vector_type): Build a main variant first,
3785 get the canonical one and then build the variant.
3786 * tree-ssa.c (useless_type_conversion_p_1): Handle
3788 (useless_type_conversion_p): Conversions to pointers to
3789 incomplete record types are useless.
3791 2009-08-03 Richard Guenther <rguenther@suse.de>
3793 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3794 file will be created.
3795 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
3796 * toplev.c (compile_file): Adjust comment.
3798 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
3800 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
3801 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
3802 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3803 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3804 (sh_promote_function_mode): Fix typo.
3806 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
3808 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
3810 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3812 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
3813 declaration arguments.
3815 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
3818 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
3819 (ix86_split_ashl): Ditto.
3820 (ix86_expand_vector_init_one_nonzero): Ditto.
3821 (ix86_expand_vector_set): Ditto.
3822 (ix86_expand_reduc_v4sf): Ditto.
3824 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
3826 * explow.c (promote_function_mode): Remove assert.
3827 * config/sh/sh.c (sh_promote_function_mode): Declare.
3829 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3831 * config/pa/pa.c (pa_promote_function_mode): Declare.
3832 Change to static. Fix promote_mode call.
3834 * gthr-dce.h (CONST_CAST2): Define if not defined.
3835 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
3837 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
3839 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
3841 * expr.c (store_constructor): Use promote_decl_mode. Remove
3842 now write-only variable unsignedp.
3843 (expand_expr_real_1): Use promote_decl_mode.
3844 * expr.h (promote_function_mode, promote_decl_mode): New.
3845 (promote_mode): Remove last argument.
3846 * function.c (assign_temp): Drop last argument of promote_mode.
3847 (assign_parm_find_data_types): Use promote_function_mode.
3848 (assign_parm_setup_reg): Likewise.
3849 (expand_function_end): Use promote_function_mode.
3850 * calls.c (initialize_argument_information): Use promote_function_mode.
3851 (precompute_arguments): Use promote_mode instead of checking if
3852 only PROMOTE_FUNCTION_MODE is defined.
3853 (expand_call): When making sibcall decisions, use promote_function_mode.
3854 Below, remove an if for targetm.calls.promote_function_return and
3855 and use promote_function_mode.
3856 (emit_library_call_value_1): Use promote_function_mode, fix bug
3857 where promote_mode was passed FOR_CALL == 0 for a return value in an
3859 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3860 * explow.c (promote_function_mode, promote_decl_mode): New.
3861 (promote_mode): Keep only the FOR_CALL == 0 case.
3862 * combine.c (setup_incoming_promotion): Remove test of
3863 promote_function_args. Use promote_function_mode.
3864 * stmt.c (expand_value_return): Use promote_decl_mode.
3865 (expand_decl): Use promote_decl_mode.
3867 * expr.c (store_constructor): Use promote_decl_mode. Remove
3868 now write-only variable unsignedp.
3869 (expand_expr_real_1): Use promote_decl_mode.
3870 * expr.h (promote_function_mode, promote_decl_mode): New.
3871 (promote_mode): Remove last argument.
3872 * function.c (assign_temp): Drop last argument of promote_mode.
3873 (assign_parm_find_data_types): Use promote_function_mode.
3874 (assign_parm_setup_reg): Likewise.
3875 (expand_function_end): Use promote_function_mode.
3876 * calls.c (initialize_argument_information): Use promote_function_mode.
3877 (precompute_arguments): Use promote_mode instead of checking if
3878 only PROMOTE_FUNCTION_MODE is defined.
3879 (expand_call): When making sibcall decisions, use promote_function_mode.
3880 Below, remove an if for targetm.calls.promote_function_return and
3881 and use promote_function_mode.
3882 (emit_library_call_value_1): Use promote_function_mode, fix bug
3883 where promote_mode was passed FOR_CALL == 0 for a return value in an
3885 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3886 * explow.c (promote_function_mode, promote_decl_mode): New.
3887 (promote_mode): Keep only the FOR_CALL == 0 case.
3888 * combine.c (setup_incoming_promotion): Remove test of
3889 promote_function_args. Use promote_function_mode.
3890 * stmt.c (expand_value_return): Use promote_decl_mode.
3891 (expand_decl): Use promote_decl_mode.
3893 * explow.c (promote_function_mode): Just call the target hook.
3894 * targhooks.c (default_promote_function_mode,
3895 default_promote_function_mode_always_promote): New.
3896 * targhooks.h (default_promote_function_mode,
3897 default_promote_function_mode_always_promote): Declare.
3898 * target.h (promote_function_args, promote_function_return): Remove.
3899 (promote_function_mode): New.
3900 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3901 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3902 (TARGET_PROMOTE_FUNCTION_MODE): New.
3903 (TARGET_CALLS): Adjust.
3904 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
3905 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
3907 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
3908 * config/s390/s390.c (s390_promote_function_mode): ... here,
3909 with pointer handling.
3910 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3911 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3913 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
3914 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
3915 with pointer handling.
3916 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3917 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3919 * config/sh/sh-protos.h (sh_promote_function_mode): New.
3920 * config/sh/sh.c (sh_promote_function_mode): New.
3921 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3922 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3924 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
3925 * config/cris/cris.c (cris_promote_function_mode): ... here.
3926 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3927 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3929 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
3930 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
3931 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3932 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3934 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
3935 * config/arm/arm.c (arm_promote_function_mode): ... here, without
3936 complex type handling.
3937 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3938 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3940 * config/pa/pa.c (pa_promote_function_mode): New.
3941 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3942 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3944 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
3945 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3946 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
3947 * config/xtensa/xtensa.c: Likewise.
3948 * config/stormy16/stormy16.c: Likewise.
3949 * config/iq2000/iq2000.c: Likewise.
3950 * config/rs6000/rs6000.c: Likewise.
3951 * config/picochip/picochip.c: Likewise.
3952 * config/arc/arc.c: Likewise.
3953 * config/mcore/mcore.c: Likewise.
3954 * config/score/score.c: Likewise.
3955 * config/mips/mips.c: Likewise.
3956 * config/bfin/bfin.c: Likewise.
3957 * config/ia64/ia64.c: Likewise (disabled though).
3959 * config/frv/frv.h: Remove pointless remark.
3961 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
3962 TARGET_PROMOTE_FUNCTION_ARGS,
3963 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
3964 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
3966 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
3968 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
3969 -floop-parallelize-all.
3970 * toplev.c (process_options): Rename flag_graphite_force_parallel to
3971 flag_loop_parallelize_all.
3972 * tree-ssa-loop.c (gate_graphite_transforms): Same.
3973 * graphite.c (graphite_transform_loops): Same.
3975 * graphite-poly.c (apply_poly_transforms): Same.
3977 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
3979 PR tree-optimization/40914
3980 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
3981 if set, then check the delta field of the PMF record.
3982 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
3983 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
3984 call is stored in the delta.
3986 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
3988 * config/mips/mips.md (*clear_upper32_dext): New pattern.
3990 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/bsd.h (ASM_BYTE): New define.
3993 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
3994 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
3995 .byte. Use fputs or putc instead of fprintf where appropriate.
3996 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
3997 fputs or putc instead of fprintf where appropriate.
3998 * config/i386/i386elf.h: Ditto.
3999 * config/i386/sysv4.h: Ditto.
4001 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4002 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4003 (*tls_global_dynamic_64): Ditto.
4005 2009-07-31 Christian Bruel <christian.bruel@st.com>
4007 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4009 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4011 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4012 Remove dead code for MINUS.
4014 2009-07-31 Anthony Green <green@moxielogic.com>
4016 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4018 (moxie_expand_epilogue): Ditto for epilogue.
4019 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4021 (moxie_function_arg): Ditto.
4022 (moxie_pass_by_reference): Ditto.
4023 (moxie_arg_partial_bytes): Ditto.
4024 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4025 (FUNCTION_ARG_ADVANCE) Ditto.
4026 (REG_PARM_STACK_SPACE) Ditto.
4027 (FUNCTION_ARG_REGNO_P) Dito.
4029 * config.gcc: Add moxie linux config support.
4030 * gcc/config/moxie/uclinux.h: New file.
4032 2009-07-31 DJ Delorie <dj@redhat.com>
4034 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4035 (UNSPECV_SP_SWITCH_E): New.
4036 (sp_switch_1): Change to an unspec.
4037 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4039 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4040 reference the new stack's address
4042 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4044 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4045 graphite-clast-to-gimple.o, graphite-dependences.o,
4046 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4047 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4048 (graphite-blocking.o,
4049 graphite-clast-to-gimple.o, graphite-dependences.o,
4050 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4051 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4052 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4053 * cfgloop.h (struct loop): Add can_be_parallel field.
4054 * common.opt (fgraphite-identity): Moved up.
4055 (fgraphite-force-parallel): New flag.
4056 * graphite.c: Rewrite.
4057 * graphite.h: Rewrite.
4058 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4060 * toplev.c (graphite_out_file): New file descriptor.
4061 (graphite_in_file): New.
4062 (process_options): flag_graphite_force_parallel cannot be used without
4064 * tree-ssa-loop.c: Include toplev.h.
4065 (gate_graphite_transforms): Enable flag_graphite for
4066 flag_graphite_force_parallel.
4068 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4070 * ChangeLog.graphite: New.
4071 * graphite-blocking.c: New.
4072 * graphite-clast-to-gimple.c: New.
4073 * graphite-clast-to-gimple.h: New.
4074 * graphite-dependences.c: New.
4075 * graphite-dependences.h: New.
4076 * graphite-interchange.c: New.
4077 * graphite-poly.c: New.
4078 * graphite-poly.h: New.
4079 * graphite-ppl.c: New.
4080 * graphite-ppl.h: New.
4081 * graphite-scop-detection.c: New.
4082 * graphite-scop-detection.h: New.
4083 * graphite-sese-to-poly.c: New.
4084 * graphite-sese-to-poly.h: New.
4088 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4090 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4091 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4095 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4096 (scev_is_linear_expression): Return false if the evolution is not
4097 affine multivariate.
4099 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4101 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4102 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4104 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4106 * tree-data-ref.c (debug_data_references): New.
4107 (debug_data_reference): New.
4108 * tree-data-ref.h (debug_data_references): Declared.
4109 (debug_data_reference): Declared.
4111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4113 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4114 * tree-data-ref.h (scop_p): Removed.
4115 (struct data_reference): Remove field scop.
4117 (stmt_simple_memref_p): Removed.
4119 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4121 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4122 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4125 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4127 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4129 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4131 * doc/invoke.texi (-fgraphite-identity): Documented.
4133 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4135 * tree-scalar-evolution.c: Fix comment.
4136 (instantiate_scev_1): Return unknow from scev instantiation if the
4137 result is not above instantiate_below.
4139 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4141 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4142 static anymore. Instantiate the symbols that may have been introduced
4144 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4147 2009-07-30 DJ Delorie <dj@redhat.com>
4149 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4150 .vliw directive to VLIW sections.
4152 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4154 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4156 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4157 (AUTOHEADER): New variable.
4158 ($(srcdir)/cstamp-h.in): Use it.
4160 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4161 Pat Haugen <pthaugen@us.ibm.com>
4162 Revital Eres <ERES@il.ibm.com>
4164 * config/rs6000/vector.md (VEC_F): Add VSX support.
4168 (vector_load_<mode>): Ditto.
4169 (vector_store_<mode>): Ditto.
4170 (vector GPR move split): Ditto.
4171 (vec_reload_and_plus_<mptrsize>): Ditto.
4172 (vec_reload_and_reg_<mptrsize>): Ditto.
4173 (add<mode>3): Ditto.
4174 (sub<mode>3): Ditto.
4175 (mul<mode>3): Ditto.
4176 (neg<mode>2): Ditto.
4177 (abs<mode>2): Ditto.
4178 (smin<mode>3): Ditto.
4179 (smax<mode>3): Ditto.
4180 (vector_eq<mode>): Ditto.
4181 (vector_gt<mode>): Ditto.
4182 (vector_ge<mode>): Ditto.
4183 (vector_gtu<mode>): Ditto.
4184 (vector_select_<mode>_uns): Ditto.
4185 (vector_eq_<mode>_p): Ditto.
4186 (vector_gt_<mode>_p): Ditto.
4187 (vector_ge_<mode>_p): Ditto.
4188 (vector_gtu_<mode>_p): Ditto.
4189 (cr6_test_for_zero): Ditto.
4190 (cr6_test_for_zero_reverse): Ditto.
4191 (cr6_test_for_lt): Ditto.
4192 (cr6_test_for_lt_reverse): Ditto.
4193 (xor<mode>3): Ditto.
4194 (ior<mode>3): Ditto.
4195 (and<mode>3): Ditto.
4196 (one_cmpl<mode>2): Ditto.
4197 (nor<mode>2): Ditto.
4198 (andc<mode>2): Ditto.
4199 (float<VEC_int<mode>2): Ditto.
4200 (unsigned_float<VEC_int><mode>2): Ditto.
4201 (fix_trunc<mode><VEC_int>2): Ditto.
4202 (fixuns_trunc<mode><VEC_int>2): Ditto.
4204 (vec_set<mode>): Ditto.
4205 (vec_extract<mode>): Ditto.
4206 (vec_interleave_highv4sf): Ditto.
4207 (vec_interleave_lowv4sf): Ditto.
4208 (vec_realign_load_<mode>): Ditto.
4209 (vec_shl_<mode>): Ditto.
4210 (vec_shr_<mode>): Ditto.
4211 (div<mode>3): New patterns for VSX.
4212 (vec_interleave_highv2df): Ditto.
4213 (vec_interleave_lowv2df): Ditto.
4214 (vec_pack_trunc_v2df): Ditto.
4215 (vec_pack_sfix_trunc_v2df): Ditto.
4216 (vec_pack_ufix_trunc_v2df): Ditto.
4217 (vec_unpacks_hi_v4sf): Ditto.
4218 (vec_unpacks_lo_v4sf): Ditto.
4219 (vec_unpacks_float_hi_v4si): Ditto.
4220 (vec_unpacks_float_lo_v4si): Ditto.
4221 (vec_unpacku_float_hi_v4si): Ditto.
4222 (vec_unpacku_float_lo_v4si): Ditto.
4223 (movmisalign<mode>): Ditto.
4224 (vector_ceil<mode>2): New patterns for vectorizing math library.
4225 (vector_floor<mode>2): Ditto.
4226 (vector_btrunc<mode>2): Ditto.
4227 (vector_copysign<mode>3): Ditto.
4229 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4230 predicate for setting the high bit in each word, used for copysign.
4232 * config/rs6000/ppc-asm.h (f19): Whitespace.
4233 (f32-f63): Define if VSX.
4234 (v0-v31): Define if Altivec.
4235 (vs0-vs63): Define if VSX.
4237 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4239 * config/rs6000/power7.md: New file, provide tuning parameters for
4242 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4243 (rs6000_cpu_cpp_builtins): Ditto.
4244 (altivec_overloaded_builtins): Ditto.
4245 (altivec_resolve_overloaded_builtin): Ditto.
4247 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4248 debug switch to disable vectorizing simple math builtin
4251 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4252 Vectorize simple math builtin functions.
4253 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4254 hook to vectorize math builtins.
4255 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4256 (rs6000_builtin_conversion): Add VSX/power7 support.
4257 (rs6000_builtin_vec_perm): Ditto.
4258 (vsplits_constant): Add support for loading up a vector constant
4259 with just the high bit set in each part.
4260 (rs6000_expand_vector_init): Add VSX/power7 support.
4261 (rs6000_expand_vector_set): Ditto.
4262 (rs6000_expand_vector_extract): Ditto.
4263 (rs6000_emit_move): Ditto.
4264 (bdesc_3arg): Ditto.
4265 (bdesc_2arg): Ditto.
4266 (bdesc_1arg): Ditto.
4267 (rs6000_expand_ternop_builtin): Ditto.
4268 (altivec_expand_builtin): Ditto.
4269 (rs6000_expand_unop_builtin): Ditto.
4270 (rs6000_init_builtins): Ditto.
4271 (altivec_init_builtins): Ditto.
4272 (builtin_function_type): Ditto.
4273 (rs6000_common_init_builtins): Ditto.
4274 (rs6000_handle_altivec_attribute); Ditto.
4275 (rs6000_mangle_type): Ditto.
4276 (rs6000_vector_mode_supported_p): Ditto.
4277 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4280 * config/rs6000/vsx.md: New file for VSX support.
4282 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4283 identifing values with just the most significant bit set.
4284 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4285 vectorized builtins.
4287 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4288 (UNSPEC_VRFIM): Delete.
4289 (splitter for loading up vector with most significant bit): New
4290 splitter for vectorizing copysign.
4291 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4292 vectorizing simple math functions.
4293 (altivec_vrfip): Add support for vectorizing simple math functions.
4294 (altivec_vrfim): Ditto.
4295 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4297 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4298 (power7.md, vsx.md): Include for power7 support.
4299 (copysigndf3): Use VSX instructions if -mvsx.
4300 (negdf2_fpr): Ditto.
4301 (absdf2_fpr): Ditto.
4302 (nabsdf2_fpr): Ditto.
4303 (adddf3_fpr): Ditto.
4304 (subdf3_fpr): Ditto.
4305 (muldf3_fpr): Ditto.
4306 (divdf3_fpr): Ditto.
4307 (fix_truncdfdi2_fpr): Ditto.
4308 (cmpdf_internal1): Ditto.
4309 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4310 (btruncdf2, btruncdf2_fpr): Ditto.
4311 (ceildf2, ceildf2_fpr): Ditto.
4312 (floordf2, floordf2_fpr): Ditto.
4313 (floatdidf2, floatdidf2_fpr): Ditto.
4314 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4315 (fmsubdf4_fpr): Ditto.
4316 (fnmadddf4_fpr_1): Ditto.
4317 (fnmadddf4_fpr_2): Ditto.
4318 (fnmsubdf4_fpr_1): Ditto.
4319 (fnmsubdf4_fpr_2): Ditto.
4320 (fixuns_truncdfdi2): Add expander for VSX support.
4321 (fix_truncdfdi2): Ditto.
4322 (fix_truncdfsi2): Ditto.
4324 (btruncsf2): Whitespace.
4325 (movdf_hardfloat32): Add support for VSX registers.
4326 (movdf_softfloat32): Ditto.
4327 (movdf_hardfloat64): Ditto.
4328 (movdf_hardfloat64_mfpgpr): Ditto.
4329 (movdf_softfloat64): Ditto.
4330 (movti splitters): Add check for vector registers supporting
4331 TImode in the future.
4332 (bpermd): Add power7 bpermd instruction.
4334 * config/rs6000/altivec.h (vec_div): Define if VSX.
4338 (vec_nearbyint): Ditto.
4341 (all predicates): Use the generic builtin function, and not the V4SF
4342 specific function so that the predicates will work with VSX's V2DF.
4346 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4347 Document new VSX functions and types.
4349 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4352 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4353 "wa", and "j" constraints. Modify "v" to talk about Altivec
4354 instead of just vector.
4356 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4359 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4360 location for phi arguments.
4361 (rewrite_update_phi_arguments): Find locations for reaching defs.
4362 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4363 Add location to add_phi_arg calls.
4364 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4365 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4366 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4367 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4368 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4369 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4370 * tree-phinodes.c (make_phi_node): Initialize location.
4371 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4372 (add_phi_arg): Add location parameter.
4373 (remove_phi_arg_num): Move location when moving phi argument.
4374 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4376 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4377 slpeel_update_phi_nodes_for_guard1,
4378 slpeel_update_phi_nodes_for_guard2,
4379 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4380 vect_loop_versioning): Set locations.
4381 * tree-parloops.c (create_phi_for_local_result,
4382 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4383 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4384 * tree-vect-loop.c (get_initial_def_for_induction,
4385 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4387 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4388 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4389 (gimple_phi_arg_set_location): New. Set locus.
4390 (gimple_phi_arg_has_location): New. Check for locus.
4391 (redirect_edge_var_map_location): New. Return locus from var_map.
4392 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4393 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4394 combining PHI arguments.
4395 (cond_store_replacement): Set location.
4396 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4397 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4398 scop_add_exit_phis_edge): Add locations.
4399 * tree-cfgcleanup.c (remove_forwarder_block,
4400 remove_forwarder_block_with_phi): Add locations.
4401 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4402 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4404 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4405 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4406 flush_pending_stmts): Add source location.
4407 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4408 stack to preserve locations.
4409 * tree-vect-stmts.c (vectorizable_load): Add location.
4410 * tree-inline.c (copy_phis_for_bb): Copy locus.
4411 (setup_one_parameter): Add call locus to inlined parameter stmts.
4412 (initialize_inlined_parameters): Pass in call location as parameter
4414 (tree_function_versioning): Pass location to setup_one_parameter.
4415 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4416 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4417 copy and edge lists.
4418 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4419 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4420 locus parameter and override the stmt default if provided.
4421 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4422 elim_graph_add_edge, elim_graph_remove_succ_edge,
4423 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4424 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4425 eliminate_phi): Add locus info in elimination graph for each edge and
4427 (insert_backedge_copies): Copy locus if present.
4428 * tree-flow.h (struct _edge_var_map): Add locus field.
4429 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4430 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4431 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4433 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4435 2009-07-30 Martin Jambor <mjambor@suse.cz>
4437 PR tree-optimization/40570
4438 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4441 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4443 * ssa-loop-manip.c: Include langhooks.h.
4444 (rewrite_phi_with_iv): New.
4445 (rewrite_all_phi_nodes_with_iv): New.
4446 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4447 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4448 * tree-parloops.c (loop_parallel_p): Move out all conditions
4449 except dependency check.
4450 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4451 (gen_parallel_loop): Call canonicalize_loop_ivs without
4452 reduction_list argument.
4453 (build_new_reduction): New.
4454 (gather_scalar_reductions): New.
4455 (try_get_loop_niter): New.
4456 (try_create_reduction_list): New.
4457 (parallleize_loops): Change the parallel conditions check.
4458 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4459 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4461 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4463 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4465 * doc/options.texi (Option properties): Mention new quoting syntax.
4467 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4469 * config/alpha/alpha.c (alpha_start_function):
4470 Handle VMS_DEBUG_MAIN_POINTER
4471 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4472 * doc/invoke.texi: Document -mdebug-main switch.
4474 2009-07-29 Richard Henderson <rth@redhat.com>
4476 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4477 (cgraph_create_edge_including_clones): Likewise.
4478 * tree-inline.c (copy_bb): Operate on the correct edges
4479 when updating the callgraph.
4481 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4483 * config/alpha/vms-cc.c: Deleted.
4484 * config/alpha/vms-ld.c: Deleted.
4485 * config/alpha/t-vms64: Moved to config/vms
4486 * config/alpha/vms-crt0-64.c: Moved to config/vms
4487 * config/alpha/vms-crt0.c: Moved to config/vms
4488 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4489 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4490 * config/alpha/xm-vms.h: Moved to config/vms
4491 * config/alpha/x-vms: Moved to config/vms
4492 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4494 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4495 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4497 * config/vms/t-vms64: Moved here from config/alpha
4498 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4499 (argc,argv,envp): Enforce 32bit malloc'ing.
4500 * config/vms/vms-psxcrt0-64.c: Likewise.
4501 * config/vms/vms-crt0.c: Moved here from config/alpha.
4502 * config/vms/vms-psxcrt0.c: Likewise.
4503 * config/vms/vms-crtl-64.h: New file.
4504 * config/vms/vms-crtl.h: New file.
4505 * config/vms/vms.opt: New file.
4506 * config/vms/xm-vms64.h: New file.
4507 * config/vms/xm-vms.h: Moved here from config/alpha.
4508 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4510 * config/vms/x-vms: Moved here from config/alpha.
4511 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4512 (vms-ld.o, vms-cc.o): Removed.
4513 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4515 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4517 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4518 correct stack (obvious VMS fix).
4520 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4522 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4523 date, version info if VMS_DEBUGGING_INFO defined.
4524 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4525 size, date calculating code moved here.
4527 2009-07-29 Paul Brook <paul@codesourcery.com>
4529 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4532 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4535 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4536 to DImode when generating insq_le insn.
4538 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4540 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4541 New macro set for VMS_DEBUGGGING_INFO.
4542 (AT_string_form): Use it.
4544 2009-07-28 DJ Delorie <dj@redhat.com>
4546 * config/mep/mep.c (vtext_section): New.
4547 (vftext_section): New.
4548 (ftext_section): New.
4549 (mep_select_section): Add support for functions.
4550 (mep_unique_section): Likewise.
4551 (mep_asm_init_sections): Likewise.
4552 (mep_encode_section_info): Remove it from here.
4554 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4556 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4558 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4559 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4561 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4563 * dwarf2out.c (output_file_names): Test new macro
4564 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4565 (add_comp_dir_attribute): Likewise.
4567 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4569 * config/i386/mingw-w64.h (LINK_SPEC): Add
4570 separating space between commands.
4572 2009-07-28 Jan Hubicka <jh@suse.cz>
4574 PR tree-optimization/40759
4575 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4578 2009-07-27 DJ Delorie <dj@redhat.com>
4580 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4581 types are dword-aligned.
4582 (mep_expand_va_start): Likewise.
4584 2009-07-27 Olivier Hainque <hainque@adacore.com>
4585 Douglas B Rupp <rupp@gnat.com>
4587 * convert.c (convert_to_pointer): Don't assume the target
4588 pointer type is POINTER_SIZE long. Fetch its precision instead.
4590 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4592 * system.h (fopen): Undefine if macro.
4594 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4596 * dwarf2out.c (output_cfi_p): Removed.
4597 (output_cfis): New function.
4598 (output_fde): New function, split from output_call_frame_info.
4599 (output_call_frame_info): Use it.
4600 (dwarf2out_switch_text_section): Use output_cfis.
4602 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4604 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4605 TARGET_BI_ARCH is specified without enabling SJLJ.
4606 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4607 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4609 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4611 * arm.md (negdi2): Use DImode if forcing a value into a register.
4613 2009-07-26 Ira Rosen <irar@il.ibm.com>
4615 PR tree-optimization/40801
4616 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4617 of vector operand from the previous copy of vector statement.
4618 Pass the correct definition type value to
4619 vect_get_vec_def_for_stmt_copy().
4621 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4623 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4624 const char ** conversion.
4626 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4628 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4629 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4630 (gcc_unreachable): Invoke __builtin_unreachable() if
4631 !ENABLE_ASSERT_CHECKING.
4633 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4635 PR rtl-optimization/40445
4636 * emit-rtl.c (next_nonnote_insn_bb): New function.
4637 * rtl.h (next_nonnote_insn_bb): Declare new function.
4638 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4639 with no successors that is the successor of the ENTRY_BLOCK.
4640 Continue from the top after removing an empty fallthrough block.
4641 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4642 of next_nonnote_insn.
4644 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4646 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4648 2009-07-25 Martin Jambor <mjambor@suse.cz>
4650 * c-common.c (c_common_attribute_table): New element for noclone.
4651 (handle_noclone_attribute): New function. Forward-declare.
4652 * tree-inline.c (tree_versionable_function_p): Check for noclone
4654 * doc/extend.texi (Labels as Values): Document need for noclone.
4655 (Function Attributes): Document noclone attribute.
4657 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4659 PR rtl-optimization/34999
4660 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4661 and dw_fde_switched_cold_to_hot fields.
4662 (output_cfi_p): New function.
4663 (output_call_frame_info): If fde->dw_fde_switched_sections,
4664 output 2 FDEs instead of one with corrupted header.
4665 (dwarf2out_do_cfi_startproc): New function.
4666 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4667 and fde->dw_fde_switched_cold_to_hot.
4668 (dwarf2out_switch_text_section): Compute
4669 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4670 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4671 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4672 Otherwise, compute fde->dw_fde_switch_cfi.
4674 2009-07-24 Cary Coutant <ccoutant@google.com>
4676 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4678 2009-07-24 Cary Coutant <ccoutant@google.com>
4680 * cfghooks.c (split_block): Copy discriminator to new block.
4681 * tree-cfg.c (assign_discriminator): Check location of last
4682 instruction in block as well as first.
4684 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4686 * config/i386/linux.c: Use fputs or putc instead of fprintf
4688 * config/i386/gas.h: Ditto.
4689 * config/i386/x86-64.h: Ditto.
4690 * config/i386/att.h: Ditto.
4692 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4694 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4697 2009-07-24 Martin Jambor <mjambor@suse.cz>
4699 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4700 (ipa_push_func_to_list_1): Declare.
4701 (ipa_push_func_to_list): New function.
4703 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4704 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4705 (ipa_push_func_to_list): Removed.
4706 (ipa_pop_func_from_list): Clear node_enqueued flag.
4708 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4710 * config/s390/s390.c (override_options): Default
4711 max-unrolled-insns to 100 for z10 tuning.
4713 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4715 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4716 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4717 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4718 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4719 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4720 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4721 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4723 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4725 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4726 use default set in mingw32.h header.
4727 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4728 64-bit /mingw/include path.
4729 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4732 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4734 PR rtl-optimization/40209
4735 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4737 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4739 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4740 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4741 with the rest of string where appropriate. Use fputs or putc
4742 instead of fprintf where appropriate.
4744 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4745 Pat Haugen <pthaugen@us.ibm.com>
4746 Revital Eres <ERES@il.ibm.com>
4748 * config/rs6000/vector.md: New file. Move most of the vector
4749 expander support here from altivec.md to allow for the VSX vector
4750 unit in the future. Add support for secondary_reload patterns.
4751 Rewrite the patterns for vector comparison, and vector comparison
4752 predicate instructions so that the RTL expresses the desired
4753 behavior, instead of using unspec.
4755 * config/rs6000/constraints.md ("f" constraint): Use
4756 rs6000_constraints to hold the precalculated register class.
4757 ("d" constraint): Ditto.
4758 ("wd" constraint): New constraint for VSX.
4759 ("wf" constraint): Ditto.
4760 ("ws" constraint): Ditto.
4761 ("wa" constraint): Ditto.
4762 ("wZ" constraint): Ditto.
4763 ("j" constraint): Ditto.
4765 * config/rs6000/predicates.md (vsx_register_operand): New
4767 (vfloat_operand): New predicate for vector.md.
4768 (vint_operand): Ditto.
4769 (vlogical_operand): Ditto.
4770 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4771 (easy_vector_constant): Add VSX support.
4772 (altivec_indexed_or_indirect_operand): New predicate for
4773 recognizing Altivec style memory references with AND -16.
4775 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4776 for vector secondary reload support.
4777 (rs6000_vector_reg_class): Delete, replacing it with
4779 (rs6000_vsx_reg_class): Ditto.
4780 (rs6000_constraints): New array to hold the register classes of
4781 each of the register constraints that can vary at runtime.
4782 (builtin_mode_to_type): New static array for builtin function type
4784 (builtin_hash_table): New static hash table for builtin function
4786 (TARGET_SECONDARY_RELOAD): Define target hook.
4787 (TARGET_IRA_COVER_CLASSES): Ditto.
4788 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4789 registers are 128 bits if VSX memory reference instructions are used.
4790 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4792 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4793 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4794 Print several of the scheduling related parameters.
4795 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
4796 rs6000_constraints instead of rs6000_vector_reg_class. Move
4797 -mdebug=reg code to rs6000_debug_reg_global. Add support for
4798 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
4799 Altivec. Add VSX support. Setup for secondary reload support on
4800 Altivec/VSX registers.
4801 (rs6000_override_options): Make power7 set the scheduling groups
4802 like the power5. Add support for new debug switches to override
4803 the scheduling defaults. Temporarily disable -mcpu=power7 from
4804 setting -mvsx. Add support for debug switches -malways-hint,
4805 -msched-groups, and -malign-branch-targets.
4806 (rs6000_buitlin_conversion): Add support for returning unsigned
4807 vector conversion functions to fix regressions due to stricter
4809 (rs6000_builtin_mul_widen_even): Ditto.
4810 (rs6000_builtin_mul_widen_odd): Ditto.
4811 (rs6000_builtin_vec_perm): Ditto.
4812 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
4813 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
4815 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
4817 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
4818 VSX types for bit operations. Changes to accomidate vector.md.
4819 (bdesc_2arg): Ditto.
4820 (bdesc_1arg): Ditto.
4821 (struct builtin_description_predicates): Rewrite predicate
4822 handling so that RTL describes the operation, instead of passing
4823 the instruction to be used as a string argument.
4824 (bdesc_altivec_preds): Ditto.
4825 (altivec_expand_predicate_builtin): Ditto.
4826 (altivec_expand_builtin): Ditto.
4827 (rs6000_expand_ternop_builtin): Use a switch instead of an if
4828 statement for vsldoi support.
4829 (altivec_expand_ld_builtin): Change to use new names from vector.md.
4830 (altivec_expand_st_builtin): Ditto.
4831 (paired_expand_builtin): Whitespace changes.
4832 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
4833 builtin_mode_to_type table for secondary reload. Call
4834 builtin_function_type to build random builtin functions.
4835 (altivec_init_builtins): Change to use builtin_function_type to
4836 create builtin function types dynamically as we need them.
4837 (builtin_hash_function): New support for hashing the tree types
4838 for builtin function as we need it, rather than trying to build
4839 all of the trees that we need. Add initial preliminary VSX support.
4840 (builtin_function_type): Ditto.
4841 (builtin_function_eq): Ditto.
4842 (builtin_hash_struct): Ditto.
4843 (rs6000_init_builtins): Ditto.
4844 (rs6000_common_init_builtins): Ditto.
4845 (altivec_init_builtins): Ditto.
4846 (rs6000_common_init_builtins): Ditto.
4847 (enum reload_reg_type): New enum for simplifing reg classes.
4848 (rs6000_reload_register_type): Simplify register classes into GPR,
4849 Vector, and other registers. Altivec and VSX addresses in reload.
4850 (rs6000_secondary_reload_inner): Ditto.
4851 (rs6000_ira_cover_classes): New target hook, that returns the
4852 appropriate cover classes, based on -mvsx being used or not.
4853 (rs6000_secondary_reload_class): Add VSX support.
4854 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
4855 (get_vsel_insn): Ditto.
4856 (rs6000_emit_vector_compare): Rewrite vector conditional support
4857 so that where we can, we use RTL operators, instead of blindly use
4859 (rs6000_emit_vector_select): Ditto.
4860 (rs6000_emit_vector_cond_expr): Ditto.
4861 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
4862 (create_TOC_reference): Add -mdebug=addr support.
4863 (emit_frame_save): VSX loads/stores need register indexed addressing.
4865 * config/rs6000/rs6000.md: Include vector.md.
4867 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
4869 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4870 support for V2DI, V2DF in logical, permute, select operations.
4872 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
4873 switch for vsx/power7.
4874 (-mvsx-scalar-memory): Ditto.
4875 (-mvsx-align-128): Ditto.
4876 (-mallow-movmisalign): Ditto.
4877 (-mallow-df-permute): Ditto.
4878 (-msched-groups): Ditto.
4879 (-malways-hint): Ditto.
4880 (-malign-branch-targets): Ditto.
4882 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
4884 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
4885 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
4886 (rs6000_vector_reg_class): Delete.
4887 (rs6000_vsx_reg_class): Ditto.
4888 (enum rs6000_reg_class_enum): New enum for the constraints that
4889 vary based on target switches.
4890 (rs6000_constraints): New array to hold the register class for all
4891 of the register constraints that vary based on the switches used.
4892 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
4893 (enum rs6000_builtins): Add unsigned varients for the builtin
4894 declarations returned by target hooks for expanding multiplies,
4895 select, and permute operations. Add VSX builtins.
4896 (enum rs6000_builtin_type_index): Add entries for VSX.
4897 (V2DI_type_node): Ditto.
4898 (V2DF_type_node): Ditto.
4899 (unsigned_V2DI_type_node): Ditto.
4900 (bool_long_type_node): Ditto.
4901 (intDI_type_internal_node): Ditto.
4902 (uintDI_type_internal_node): Ditto.
4903 (double_type_internal_node): Ditto.
4905 * config/rs6000/altivec.md (whole file): Move all expanders to
4906 vector.md from altivec.md. Rename insn matching functions to be
4908 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
4909 (altivec_vcmp*): Ditto.
4910 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
4911 (VM): New iterator for moves that includes the VSX types.
4912 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
4913 (altivec_vperm_<mode>_uns): New, for unsigned types.
4914 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
4915 (altivec_eq<mode>): Ditto.
4916 (altivec_gt<mode>): Ditto.
4917 (altivec_gtu<mode>): Ditto.
4918 (altivec_eqv4sf): Ditto.
4919 (altivec_gev4sf): Ditto.
4920 (altivec_gtv4sf): Ditto.
4921 (altivec_vcmpbfp_p): Ditto.
4923 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
4925 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
4928 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/i386.c (output_387_ffreep): Rewrite to use
4932 ASM_SHORT instead of .word.
4933 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
4934 instead of .word in asm template.
4936 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
4939 * ira-lives.c (bb_has_abnormal_call_pred): New function.
4940 (process_bb_node_lives): Use it.
4942 * ira.c (setup_cover_and_important_classes): Don't setup
4943 ira_important_class_nums. Add cover classes to the end of
4945 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
4947 (find_reg_class_closure): Use reorder_important_classes.
4949 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
4951 * config/i386/i386.c (i386_ira_cover_classes): New function.
4952 (TARGET_IRA_COVER_CLASSES): Redefine.
4954 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
4955 importance of order of cover classes in the array.
4957 2009-07-22 Diego Novillo <dnovillo@google.com>
4959 * tree-pass.h (TDF_EH): Define.
4960 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
4961 contains TDF_EH, print the EH region number holding GS.
4962 * tree-dump.c (dump_options): Add "eh".
4963 * doc/invoke.texi: Document it.
4965 2009-07-22 Doug Kwan <dougkwan@google.com>
4967 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
4969 2009-07-22 Michael Matz <matz@suse.de>
4971 PR tree-optimization/35229
4972 PR tree-optimization/39300
4974 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
4975 (inhibit_phi_insertion): New function.
4976 (insert_into_preds_of_block): Call it for REFERENCEs.
4977 (init_pre): Initialize and finalize scalar evolutions.
4978 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
4980 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/predicates.md (zero_extended_scalar_load_operand):
4983 Use CONST_VECTOR_NUNITS to determine number of elements.
4985 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
4987 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
4988 (U, W): Constraints are now deprecated and will be removed if we
4990 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
4992 ("prefetch"): Add the stcmh instruction for prefetching.
4993 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
4995 (s390_short_displacement): Return always true if compiling for
4996 machines not providing the long displacement facility.
4997 (s390_mem_constraint): Support the new constraint letter Z.
4998 (s390_check_qrst_address): New function.
5000 2009-07-21 DJ Delorie <dj@redhat.com>
5002 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5005 2009-07-21 Jason Merrill <jason@redhat.com>
5007 * c-common.c (max_tinst_depth): Increase default to 1024.
5009 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5012 (vec_unpacku_float_lo_v4si): Ditto.
5014 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5017 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5018 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5019 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5020 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5022 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5024 PR tree-optimization/40813
5025 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5028 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5030 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5031 with a NOP_EXPR if needed.
5033 2009-07-21 Paul Brook <paul@codesourcery.com>
5035 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5036 Terminate debug dump with newline.
5038 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5040 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5041 Cast "1" to unsigned HOST_WIDE_INT.
5042 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5043 deposit length to the maximum length - lsb. Extend length if
5044 HOST_BITS_PER_WIDE_INT is 32.
5046 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5048 * cgraph.h (constant_pool_htab): New function.
5049 (constant_descriptor_tree): Move from varasm.c.
5050 * varasm.c (constant_pool_htab): New function.
5051 (constant_descriptor_tree): Move to cgraph.h.
5053 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5055 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5057 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5059 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5062 2009-07-20 Xinliang David Li <davidxl@google.com>
5064 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5066 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5068 * config/mips/mips.md (move_type): Add arith.
5069 (type): Handle arith.
5070 (zero_extendsidi2): Rename this into ...
5071 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5072 (zero_extendsidi2): New expander.
5073 (*zero_extendsidi2_dext): New pattern.
5075 2009-07-20 Nick Clifton <nickc@redhat.com>
5077 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5078 to set MIPS_ABI_DEFAULT.
5079 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5081 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5083 * tree-object-size.c (addr_object_size): Handle unions with
5084 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5086 PR tree-optimization/40792
5087 * tree.c (build_function_type_skip_args): Remove bogus assert.
5089 2009-07-20 Jan Hubicka <jh@suse.cz>
5090 Martin Jambor <mjambor@suse.cz>
5092 * cgraph.h (combined_args_to_skip): New field.
5093 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5094 combined_args_to_skip and args_to_skip.
5095 * tree-inline.c (update_clone_info): New function.
5096 (tree_function_versioning): Call update_clone_info.
5097 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5099 (cgraph_materialize_all_clones): More extensive dumping, working
5100 with combined_args_to_skip rather than args_to_skip.
5102 2009-07-20 Ira Rosen <irar@il.ibm.com>
5104 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5105 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5106 (get_initial_def_for_reduction): Likewise.
5107 (vectorizable_reduction): Skip the check of first operand in case
5108 of COND_EXPR. Add check that it is outer loop vectorization if
5109 nested cycle was detected. Call vectorizable_condition() for
5110 COND_EXPR. If reduction epilogue cannot be created do not fail for
5111 nested cycles (if it is not double reduction). Assert that there
5112 is only one type in the loop in case of COND_EXPR. Call
5113 vectorizable_condition() to vectorize COND_EXPR.
5114 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5115 Add parameters. Allow nested cycles if called from
5116 vectorizable_reduction(). Use reduction vector variable if provided.
5117 (vect_analyze_stmt): Call vectorizable_reduction() before
5118 vectorizable_condition().
5119 (vect_transform_stmt): Update call to vectorizable_condition().
5121 2009-07-20 Christian Bruel <christian.bruel@st.com>
5123 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5124 * doc/invoke.texi (-mfmovd): Likewise.
5125 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5127 2009-07-20 Jan Hubicka <jh@suse.cz>
5129 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5130 when handling SSA name.
5132 2009-07-19 Jan Hubicka <jh@suse.cz>
5134 PR tree-optimization/40676
5135 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5136 virtual PHIs in empty BBs.
5138 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5140 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5141 re-expanded the compound use gen_lowpart instead to convert to the
5144 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5146 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5147 OUTER_CONST arguments.
5148 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5149 the new wider mode will be masked off.
5150 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5152 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5154 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5155 high-order bits are zero.
5157 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5159 * combine.c (simplify_shift_const_1): Split code to determine
5161 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5162 new bits shifted in are identical to the old sign bit.
5164 2009-07-18 Richard Guenther <rguenther@suse.de>
5167 * gimplify.c (gimplify_call_expr): Reject code using results from
5168 functions returning void.
5170 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5172 * doc/md.texi: Document the new PowerPC "es" constraint.
5173 Document that "m" can include automodified addresses on this target,
5174 and explain how %U must be used. Extend the "Q" and "Z" documentation
5175 to suggest "es" as well as "m".
5176 * config/rs6000/constraints.md (es): New memory constraint.
5177 (Q, Z): Update strings to match new documentation.
5179 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5181 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5182 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5183 * config/rs6000/predicates.md (volatile_mem_operand): Use
5184 offsettable_nonstrict_memref_p.
5185 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5186 (*floatunssidf2_internal): Likewise.
5187 (*fix_truncdfsi2_internal): Likewise.
5188 (*fix_trunctfsi2_internal): Likewise.
5190 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5192 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5194 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5196 2009-07-17 Richard Guenther <rguenther@suse.de>
5199 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5200 (pass_warn_unused_result): Likewise.
5201 (TODO_set_props): Remove.
5202 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5204 (pass_diagnose_omp_blocks): Define.
5205 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5206 (c_gimple_diagnostics_recursively): Remove.
5207 (finish_function): Do not call it.
5208 (c_write_global_declarations): Continue after errors.
5209 Finalize the CU here.
5210 * c-gimplify.c (c_genericize): Do not gimplify here.
5211 * c-common.c (c_warn_unused_result): Move ...
5212 * tree-cfg.c (do_warn_unused_result): ... here.
5213 (run_warn_unused_result): New function.
5214 (gate_warn_unused_result): New function.
5215 (pass_warn_unused_result): New pass.
5216 * c-common.h (c_warn_unused_result): Remove.
5217 * flags.h (flag_warn_unused_result): Declare.
5218 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5219 * opts.c (flag_warn_unused_result): Initialize to false.
5220 * toplev.c (compile_file): Add comment.
5221 * omp-low.c (create_omp_child_function): Do not register
5222 the function with the frontend.
5223 (diagnose_omp_structured_block_errors): Prepare to be
5224 called as optimization pass.
5225 (gate_diagnose_omp_blocks): New function.
5226 (pass_diagnose_omp_blocks): New pass.
5227 * cgraph.h (cgraph_optimize): Remove.
5228 (cgraph_analyze_function): Likewise.
5229 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5230 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5231 before their parents here.
5232 (cgraph_finalize_function): Not here.
5233 (cgraph_analyze_function): Gimplify functions here.
5234 (cgraph_finalize_compilation_unit): Continue after errors.
5235 Optimize the callgraph from here.
5236 (cgraph_optimize): Make static.
5237 * langhooks.c (write_global_declarations): Finalize the CU.
5238 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5239 (gimplify_function_tree): Assert we gimplify only once.
5240 Set PROP_gimple_any property.
5241 * tree-nested.c (gimplify_all_functions): New function.
5242 (lower_nested_functions): Gimplify all nested functions.
5243 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5244 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5245 and pass_diagnose_omp_blocks after gimplification. Do not
5246 set TODO_set_props on all_lowering_passes.
5247 (execute_one_pass): Do not handle TODO_set_props.
5248 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5249 (gimplify.o): Add tree-pass.h dependency.
5250 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5251 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5252 (unsave_r): Likewise.
5253 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5256 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5258 * doc/service.texi (Service): Restore previously removed link,
5259 which isn't broken after all.
5261 2009-07-17 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/40321
5264 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5265 PHI nodes to the maximal set.
5266 (make_values_for_phi): Add PHI arguments to the maximal set.
5267 (execute_pre): Dump PHI_GEN and the maximal set.
5269 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5272 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5275 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5277 * doc/extend.texi (Nested Functions): Replace broken link with
5279 * doc/service.texi (Service): Remove broken link.
5281 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5284 * builtins.c (expand_builtin_memcmp): Use loc instead of
5285 EXPR_LOCATION (exp).
5286 (expand_builtin_strncmp): Likewise.
5288 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5289 Manuel López-Ibáñez <manu@gcc.gnu.org>
5292 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5293 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5294 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5295 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5296 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5297 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5298 tree-inline.c, c-common.c, c-common.h, gimple.c,
5299 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5300 convert.c: Add location argument to fold_{unary,binary,ternary},
5301 fold_build[123], build_call_expr, build_size_arg,
5302 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5303 fold_build1_initializer, fold_build2_initializer,
5304 fold_build3_initializer, fold_build_call_array,
5305 fold_build_call_array_initializer, fold_single_bit_test,
5306 omit_one_operand, omit_two_operands, invert_truthvalue,
5307 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5308 combine_comparisons, fold_builtin_*, fold_call_expr,
5309 build_range_check, maybe_fold_offset_to_address, round_up,
5312 2009-07-16 Jason Merrill <jason@redhat.com>
5315 * c-common.c (c_common_reswords): Add __is_standard_layout
5317 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5318 * doc/implement-cxx.texi: New.
5319 * doc/gcc.texi: Include it.
5321 2009-07-16 DJ Delorie <dj@redhat.com>
5323 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5324 compares that may be indirectly affected by previous instructions.
5326 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5328 * builtins.c (do_mpc_arg2): New.
5329 (fold_builtin_2): Fold builtin cpow.
5330 * real.h (HAVE_mpc_pow): New.
5332 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5334 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5335 comparison to skip unprofitable schedule
5337 2009-07-16 Simon Baldwin <simonb@google.com>
5339 * gcc.c (option_map): New flag -no-canonical-prefixes.
5340 * (display_help): Print help text for new flag.
5341 * (process_command): Move options translation and language specifics
5342 and handle new flag early. Use it to set a function pointer to a
5343 prefix builder. Replace make_relative_prefix calls with calls to
5344 the function pointed to. Ignore new flag in regular options handling.
5345 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5347 2009-07-15 DJ Delorie <dj@redhat.com>
5349 * config/mep/mep.md (sibcall_internal): Change register to avoid
5351 (sibcall_value_internal): Likewise.
5353 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5355 PR rtl-optimization/40710
5356 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5358 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5360 * config/mips/mips.md (*extenddi_truncate<mode>,
5361 *extendsi_truncate<mode>): Change type attribute to move_type
5362 with shift_shift. Split out code handling exts from here ...
5363 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5365 (*extendhi_truncateqi): Change type attribute to move_type with
5366 shift_shift. Split out code handling exts from here ...
5367 (*extendhi_truncateqi_exts): ... to this new pattern.
5369 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5371 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5372 instead of "and" with inverted sign bit mask value. Use
5373 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5374 Allocate registers only for operand 4 and operand 5.
5376 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5379 * fold-const.c (fold_cond_expr_with_comparison): When folding
5380 < and <= to MIN, make sure the MIN uses the same type as the
5381 comparison's operands.
5383 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5385 * arm.md (ior_xor): New code iterator.
5386 (split for ior/xor with shift and zero-extend): New split pattern.
5387 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5389 2009-07-15 Richard Guenther <rguenther@suse.de>
5391 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5394 2009-07-15 Richard Guenther <rguenther@suse.de>
5397 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5399 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5401 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5402 handle 2.6.30 kernel.
5404 2009-07-15 DJ Delorie <dj@redhat.com>
5406 * config/mep/mep.md (sibcall_internal): Change register to allow
5407 for 24-bit addresses.
5408 (sibcall_value_internal): Likewise.
5410 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5412 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5413 that are enabled/disabled by the flags introduced by a previous patch.
5415 2009-07-14 DJ Delorie <dj@redhat.com>
5417 * config/mep/mep.md (sibcall_internal): Include non-toggling
5419 (sibcall_value_internal): Likewise.
5421 2009-07-14 Taras Glek <tglek@mozilla.com>
5422 Rafael Espindola <espindola@google.com>
5424 * doc/sourcebuild.texi: Document install-plugin target.
5425 * configure.ac: Added install-plugin target to language makefiles.
5426 * configure: Regenerate.
5427 * Makefile.in: (install-plugin): Install more headers,
5428 depend on lang.install-plugin.
5430 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5432 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5435 2009-07-14 DJ Delorie <dj@redhat.com>
5437 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5438 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5439 * config/mep/mep.md (sibcall_internal): Change test from
5440 mep_vliw_mode_match to mep_vliw_jmp_match.
5441 (sibcall_value_internal): Likewise.
5443 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5445 * config/i386/sse.md (copysign<mode>3): New expander.
5446 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5447 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5448 Use ix86_build_const_vector.
5449 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5450 IX86_BUILTIN_CPYSGNPD.
5451 (builtin_description): Add __builtin_ia32_copysignps and
5452 __builtin_ia32_copysignpd.
5453 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5454 and BUILT_IN_COPYSIGNF.
5456 2009-07-13 Jason Merrill <jason@redhat.com>
5458 * builtins.c (can_trust_pointer_alignment): New fn.
5459 (get_pointer_alignment): Factor it out from here.
5460 * tree.h: Declare it.
5462 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5464 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5467 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5471 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5473 2009-07-14 Richard Guenther <rguenther@suse.de>
5474 Andrey Belevantsev <abel@ispras.ru>
5477 * cfgexpand.c (partition_stack_vars): Do not bother to update
5478 alias information when not optimizing.
5480 2009-07-14 Richard Guenther <rguenther@suse.de>
5481 Andrey Belevantsev <abel@ispras.ru>
5483 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5484 (pt_solution_set): Likewise.
5485 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5486 * tree-ssa-structalias.c (pt_solution_set): New function.
5487 * final.c (rest_of_clean_state): Free SSA data structures.
5488 * print-rtl.c (print_decl_name): Remove.
5489 (print_mem_expr): Implement in terms of print_generic_expr.
5490 * alias.c (ao_ref_from_mem): New function.
5491 (rtx_refs_may_alias_p): Likewise.
5492 (true_dependence): Query alias-export info.
5493 (canon_true_dependence): Likewise.
5494 (write_dependence_p): Likewise.
5495 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5497 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5498 (mem_expr_equal_p): Use operand_equal_p.
5499 (set_mem_attributes_minus_bitpos): Do not use
5500 component_ref_for_mem_expr.
5501 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5502 (update_alias_info_with_stack_vars): Likewise.
5503 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5504 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5505 explicitly nor clear stmt operands.
5506 Free the decl-to-pointer map.
5507 * tree-optimize.c (execute_free_datastructures): Do not free
5508 SSA data structures here.
5509 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5510 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5511 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5513 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5515 2009-07-13 DJ Delorie <dj@redhat.com>
5517 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5518 unrolling at the right iteration count.
5520 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5523 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5525 * haifa-sched.c (rank_for_schedule): Introduced flags to
5526 enable/disable individual scheduling heuristics.
5527 * common.opt: Introduced flags to enable/disable individual
5528 heuristics in the scheduler.
5529 * doc/invoke.texi: Introduced flags to enable/disable individual
5530 heuristics in the scheduler.
5532 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5534 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5535 config/i386/mingw-tls.c.
5536 * config/i386/mingw-tls.c: Removed.
5538 2009-07-13 Ira Rosen <irar@il.ibm.com>
5540 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5541 checks access only relevant statements.
5542 (vectorizable_reduction): Likewise.
5544 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5546 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5547 just for 32-bit case.
5549 2009-07-12 Jan Hubicka <jh@suse.cz>
5551 PR tree-optimization/40585
5552 * except.c (expand_resx_expr): When there already is resume
5553 instruction, produce linked list.
5554 (build_post_landing_pads): Assert that resume is empty.
5555 (connect_post_landing_pads): Handle resume lists.
5556 (dump_eh_tree): Dump resume list.
5558 2009-07-12 Ira Rosen <irar@il.ibm.com>
5560 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5561 with additional argument.
5562 * tree-vectorizer.h (enum vect_def_type): Add
5563 vect_double_reduction_def.
5564 (vect_is_simple_reduction): Add argument.
5565 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5567 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5568 vect_is_simple_reduction with additional argument.
5569 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5571 (reduction_code_for_scalar_code): Handle additional codes by
5572 returning ERROR_MARK for them. Fix comment and indentation.
5573 (vect_is_simple_reduction): Fix comment, add argument to specify
5574 double reduction. Detect double reduction.
5575 (get_initial_def_for_induction): Fix indentation.
5576 (get_initial_def_for_reduction): Fix comment and indentation.
5577 Handle double reduction. Create initial definitions that do not
5578 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5579 (vect_create_epilog_for_reduction): Fix comment, add argument to
5580 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5581 epilogue result extraction. Create double reduction phi node and
5582 replace relevant uses.
5583 (vectorizable_reduction): Call vect_is_simple_reduction with
5584 additional argument. Fix indentation. Update epilogue code treatment
5585 according to the changes in reduction_code_for_scalar_code. Check
5586 for double reduction. Call vect_create_epilog_for_reduction with
5587 additional argument.
5588 * tree-vect-stmts.c (process_use): Handle double reduction, update
5590 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5591 (vect_get_vec_def_for_operand): Likewise.
5593 2009-07-12 Danny Smith <dansmister@gmail.com>
5595 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5596 dllexport if !TREE_PUBLIC.
5597 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5599 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5601 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5602 (avr_extra_arch_macro) Remove declatation.
5603 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5604 (avr_extra_arch_macro) Declare as static.
5605 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5607 2009-07-11 Jan Hubicka <jh@suse.cz>
5610 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5612 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5615 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5616 cold_in_std_section bits.
5617 (dwarf2out_begin_prologue): Initialize them.
5618 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5619 if already covered by text_section or cold_text_section range.
5621 PR rtl-optimization/40667
5622 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5623 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5624 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5625 * config/i386/i386.c (ix86_minimum_alignment): New function.
5626 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5627 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5628 * emit-rtl.c (gen_reg_rtx): Likewise.
5629 * function.c (assign_parms): Likewise. If nominal_type needs
5630 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5631 rather than passed_type's alignment.
5634 * function.c (assign_parm_setup_stack): Adjust
5635 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5636 from nominal_mode on big endian.
5638 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5640 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5642 2009-07-10 DJ Delorie <dj@redhat.com>
5644 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5646 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5648 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5650 (thumb2_cbnz): Likewise.
5652 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5655 * config.gcc (supported_defaults): Add synci.
5656 (with_synci): Add validation.
5657 (all_defaults): Add synci.
5658 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5661 * config/mips/mips.opt (msynci): New option.
5662 * config/mips/mips.c (mips_override_options): Warn on use of
5663 -msynci for targets that do now support it.
5664 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5666 * gcc/doc/invoke.texi (-msynci): Document the new option.
5667 * doc/install.texi (--with-synci): Document the new option.
5669 2009-07-10 Richard Guenther <rguenther@suse.de>
5671 PR tree-optimization/40496
5672 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5673 the PHI result with a compatible type.
5675 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5679 * c.opt (Wunused-result): New.
5680 * doc/invoke.texi: Document it.
5681 * c-common.c (c_warn_unused_result): Use it.
5683 2009-07-09 DJ Delorie <dj@redhat.com>
5685 * targhooks.c (default_target_can_inline_p): Rename from
5686 default_target_option_can_inline_p.
5687 * targhooks.h (default_target_can_inline_p): Likewise.
5688 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5689 TARGET_OPTION_CAN_INLINE_P.
5690 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5691 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5692 (mep_target_can_inline_p): Rename from
5693 mep_target_option_can_inline_p.
5696 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5697 registers used to pass vectors.
5699 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5701 2009-07-09 Tom Tromey <tromey@redhat.com>
5703 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5704 * config/mmix/mmix.c: Include dwarf2.h.
5705 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5706 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5707 * config/sh/sh.c: Include dwarf2.h.
5708 * config/i386/i386.c: Include dwarf2.h.
5709 * Makefile.in (DWARF2_H): Remove 'elf'.
5710 * except.c: Include dwarf2.h.
5711 * unwind-dw2.c: Include dwarf2.h.
5712 * dwarf2out.c: Include dwarf2.h.
5713 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5714 * unwind-dw2-fde.c: Include dwarf2.h.
5715 * dwarf2asm.c: Include dwarf2.h.
5717 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5719 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5720 (max_issue): Use it.
5721 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5723 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5724 (region_sched_info): Update.
5725 * sched-ebb.c (ebb_sched_info): Update.
5726 * modulo-sched.c (sms_sched_info): Update.
5727 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5729 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5731 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5733 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5735 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5737 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5740 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5741 arg1 with arg01 if arg1 is already INTEGER_CST.
5743 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5745 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5746 Transform (and (truncate)) into (truncate (and)).
5748 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5750 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5751 creating LHS paradoxical subregs. Fix surrounding returns to
5752 use NULL_RTX rather than 0.
5754 2009-07-08 DJ Delorie <dj@redhat.com>
5756 * config/mep/mep.c: (mep_option_can_inline_p): New.
5757 (TARGET_OPTION_CAN_INLINE_P): Define.
5759 2009-07-08 Mark Wielaard <mjw@redhat.com>
5762 * dwarf2out.c (add_data_member_location_attribute): When we have
5763 only a constant offset don't emit a new location description using
5764 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5767 2009-07-08 Richard Henderson <rth@redhat.com>
5770 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5771 (enum reg_class): Add CLOBBERED_REGS.
5772 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5773 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5774 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5775 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5776 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5777 force 64-bit sibcalls into R11.
5778 * config/i386/constraints.md (U): New constraint.
5779 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5780 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5781 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5783 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5785 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5787 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5788 * ebitmap.h (dump_ebitmap): Ditto.
5789 * optabs.h (optab_libfunc): Ditto.
5790 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5791 * tree-flow.h (vect_can_force_dr_alignment_p,
5792 get_vectype_for_scalar_type): Ditto.
5793 (vectorize_loops): Move prototype to ...
5794 * tree-vectorizer.h: ... here. Also, adjust comment.
5795 (vect_set_verbosity_level): Remove duplicate prototype.
5796 * tree-ssa-loop.c: Include tree-vectorizer.h.
5797 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
5799 2009-07-08 Nick Clifton <nickc@redhat.com>
5801 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
5804 2009-07-08 DJ Delorie <dj@redhat.com>
5806 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
5807 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
5808 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
5810 * config/mep/intrinsics.md: Regenerated.
5811 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
5812 registers when asm() or calls are detected.
5814 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5817 * gimplify.c (gimplify_expr): Propagate no_warning flag when
5819 * gimple (gimple_build_call_from_tree): Likewise.
5820 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
5821 no_warning flag before warning.
5823 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5825 * tree.c (set_expr_locus): Remove.
5826 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
5827 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
5829 * gimplify.c (internal_get_tmp_var): Likewise.
5830 (gimplify_call_expr): Likewise.
5831 (gimplify_one_sizepos): Likewise.
5833 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
5836 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
5837 to variables for debugging purposes.
5839 2009-06-23 Mark Loeser <mark@halcy0n.com>
5842 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
5844 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5846 * pretty-print.c (pp_base_format): Remove %J.
5847 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5848 gcc_cxxdiag_char_table): Likewise.
5849 (init_dynamic_diag_info): Likewise.
5851 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5853 * pretty-print.c (pp_base_format): Remove %H.
5854 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5855 gcc_cxxdiag_char_table): Likewise.
5856 (init_dynamic_diag_info): Likewise.
5857 * config/mep/mep.c (mep_select_section): Likewise.
5859 2009-07-07 Duncan Sands <baldrick@free.fr>
5861 * final.c (pass_clean_state): Give the pass a name.
5862 * passes.c (pass_rest_of_compilation): Likewise.
5863 * tree-optimize.c (pass_all_optimizations): Likewise.
5865 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
5867 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
5868 an extra 'decl' for error_at.
5870 2009-07-07 Jakub Jelinek <jakub@redhat.com>
5873 * tree-tailcall.c (adjust_return_value_with_ops,
5874 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
5875 if it has complex or vector type.
5877 2009-07-07 Olivier Hainque <hainque@adacore.com>
5879 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
5882 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
5884 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
5886 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5888 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
5889 * c-decl.c: Likewise.
5890 * function.c: Likewise.
5891 * varasm.c: Likewise.
5892 * tree-ssa.c: Likewise.
5893 * c-common.c: Likewise.
5894 * tree-cfg.c: Likewise.
5895 * config/spu/spu.c: Likewise.
5896 * config/ia64/ia64.c: Likewise.
5897 * config/v850/v850.c: Likewise.
5899 2009-07-06 DJ Delorie <dj@redhat.com>
5901 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
5902 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
5903 unspecified accesses to control registers.
5904 * config/mep/intrinsics.md: Regenerate.
5905 * config/mep/intrinsics.h: Regenerate.
5906 * config/mep/mep-intrin.h: Regenerate.
5908 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5910 * c-lex.c: Replace %H by an explicit location. Update all calls.
5911 * c-common.c: Likewise.
5912 * c-decl.c: Likewise.
5913 * c-typeck.c: Likewise.
5914 * fold-const.c: Likewise.
5915 * gimplify.c: Likewise.
5917 * tree-cfg.c: Likewise.
5918 * tree-ssa-loop-niter.c: Likewise.
5919 * tree-vrp.c: Likewise.
5920 * value-prof.c: Likewise.
5922 2009-07-06 Diego Novillo <dnovillo@google.com>
5924 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
5925 if it has one. Handle cases where VAR does not have an
5926 annotation or cfun is NULL.
5928 2009-07-06 Diego Novillo <dnovillo@google.com>
5930 * tree.c: Include debug.h.
5931 (initialize_tree_contains_struct): New.
5932 (init_ttree): Call it.
5933 (tree_node_structure_for_code): Factor out of ...
5934 (tree_node_structure): ... here.
5935 * treestruct.def (TS_PHI_NODE): Remove.
5936 (TS_GIMPLE_STATEMENT): Remove.
5938 2009-07-06 Diego Novillo <dnovillo@google.com>
5940 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
5941 (debug_tree_chain): Handle cycles.
5943 2009-07-06 Nick Clifton <nickc@redhat.com>
5944 DJ Delorie <dj@redhat.com>
5946 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
5947 __FMOVD_ENABLED__ is defined.
5949 (TARGET_FMOVD): Provide a default definition.
5950 (MASK_FMOVD): Likewise.
5951 (TARGET_CPU_CPP_BUILTINS): Define
5952 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
5953 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
5954 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
5955 (split for DF load from memory into register): Also handle
5956 MEMs which consist of REG+DISP addressing.
5957 (split for DF store from register to memory): Likewise.
5958 (movsf_ie): Always use single fp_mode.
5959 * config/sh/sh.c (sh_override_options): Do not automatically
5960 enable TARGET_MOVD for the SH2A when supporting doubles - leave
5961 that to the -mfmovd command line switch.
5962 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
5963 (fldi_ok): Always allow.
5964 * config/sh/sh.opt (mfmovd): Remove this switch.
5965 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
5967 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
5968 Kaz Kojima <kkojima@gcc.gnu.org>
5970 PR rtl-optimization/30807
5971 * postreload.c (reload_combine): For every new use of REG_SUM,
5972 record the use of BASE.
5974 2009-07-06 Jan Hubicka <jh@suse.cz>
5976 * params.def: Revert my accidental commit at 2009-06-30.
5978 2009-07-04 Ian Lance Taylor <iant@google.com>
5981 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
5983 (mingw_format_attribute_overrides): Likewise.
5985 2009-07-04 Jakub Jelinek <jakub@redhat.com>
5988 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
5989 don't check cfa.reg. Instead of cfa.indirect use
5990 fde && fde->drap_reg != INVALID_REGNUM test.
5992 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
5994 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
5996 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
5999 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6001 2009-07-03 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/40640
6004 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6007 2009-07-03 Jan Hubicka <jh@suse.cz>
6009 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6010 for size, reduce amount of inlining.
6012 2009-07-03 Richard Guenther <rguenther@suse.de>
6015 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6016 if t +- x is known to not overflow and the conversion widens the
6018 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6020 2009-07-03 Jan Hubicka <jh@suse.cz>
6022 * ipa-pure-const.c (analyze): Update loop optimizer init.
6023 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6024 try_remove_empty_loop, remove_empty_loops): Remove.
6025 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6026 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6027 to mark regular loops as neccesary.
6028 (degenerate_phi_p): New function.
6029 (propagate_necessity, remove_dead_phis): Use it.
6030 (forward_edge_to_pdom): Likewise.
6031 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6032 virtual PHI nodes that became unreachable.
6033 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6034 * tree-flow.h (remove_empty_loops): Remove.
6035 * passes.c (init_optimization_passes): Remove.
6037 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6039 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6040 can_create_pseudo_p.
6041 (*fix_trunc<mode>_i387_1): Ditto.
6042 (*floathi<mode>2_1): Ditto.
6043 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6044 (*fistdi2_1): Ditto.
6045 (*fist<mode>2_1): Ditto.
6046 (frndintxf2_floor): Ditto.
6047 (*fist<mode>2_floor_1): Ditto.
6048 (frndintxf2_ceil): Ditto.
6049 (*fist<mode>2_ceil_1): Ditto.
6050 (frndintxf2_trunc): Ditto.
6051 (frndintxf2_mask_pm): Ditto.
6052 (fxam<mode>2_i387_with_temp): Ditto.
6053 * config/i386/sse.md (mulv16qi3): Ditto.
6054 (*sse2_mulv4si3): Ditto.
6056 (sse4_2_pcmpestr): Ditto.
6057 (sse4_2_pcmpistr): Ditto.
6059 2009-07-03 Jan Hubicka <jh@suse.cz>
6061 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6062 (mark_stmt_necessary): Set it.
6063 (mark_operand_necessary): Set it.
6064 (mark_control_dependent_edges_necessary): Set it.
6065 (mark_virtual_phi_result_for_renaming): New function.
6066 (get_live_post_dom): New function.
6067 (forward_edge_to_pdom): New function.
6068 (remove_dead_stmt): Fix handling of control dependences.
6069 (tree_dce_init): Init new bitmap.
6070 (tree_dce_done): Free it.
6072 2009-07-02 Richard Guenther <rguenther@suse.de>
6075 * tree-ssa-structalias.c (new_var_info): Initialize
6078 2009-07-02 Jan Hubicka <jh@suse.cz>
6080 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6083 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6085 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6086 instead of recomputing it. Adjust calls.
6087 (emit_store_flag): Adjust recursive calls.
6089 2009-07-02 Richard Guenther <rguenther@suse.de>
6091 * tree-ssa-live.c (remove_unused_locals): Do not remove
6093 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6094 of DECL_EXTERNAL for HEAP variables.
6095 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6096 HEAP variables. Do not adjust RESTRICT vars.
6097 (find_what_var_points_to): Nobody cares if something
6100 2009-07-02 Ben Elliston <bje@au.ibm.com>
6102 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6103 pc_low and pc_high declarations to the top of the function.
6105 2009-07-01 DJ Delorie <dj@redhat.com>
6107 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6109 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6110 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6111 unspecified accesses to control registers.
6112 * config/mep/intrinsics.md: Regenerate.
6113 * config/mep/intrinsics.h: Regenerate.
6114 * config/mep/mep-intrin.h: Regenerate.
6116 2009-07-01 Anthony Green <green@moxielogic.com>
6118 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6119 instruction when possible.
6120 (moxie_expand_prologue): Ditto. Also, save an instruction and
6121 some complexity by popping off of $r12 instead of $sp.
6122 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6125 2009-07-01 Richard Henderson <rth@redhat.com>
6128 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6129 contained no insns, reposition note before last insn.
6131 2009-07-01 Richard Henderson <rth@redhat.com>
6134 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6135 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6137 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6140 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6141 darwin9 for printing reg addresses with %y.
6143 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6145 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6146 truncation from operands in binary operations.
6148 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6151 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6152 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6153 subreg of op0 to the original op0.
6155 * expmed.c (store_bit_field_1): Use a temporary as the destination
6156 instead of a paradoxical subreg when we need to truncate the result.
6158 2009-07-01 DJ Delorie <dj@redhat.com>
6160 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6161 names to VLIW variants.
6162 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6163 * config/mep/intrinsics.md: Regenerate.
6164 * config/mep/intrinsics.h: Regenerate.
6165 * config/mep/mep-intrin.h: Regenerate.
6167 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6170 * jump.c (returnjump_p): Revert last patch.
6171 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6173 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6176 * pa.md (casesi32p): Use jump table label to determine the offset
6178 (casesi64p): Likewise.
6180 * pa.c (forward_branch_p): Return bool type. Use instruction
6181 addresses when available. Assert that INSN has a jump label.
6182 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6185 2009-07-01 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/19831
6188 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6189 that only act as barriers do not make any previous stores necessary.
6190 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6191 HEAP variables global, do not add a constraint from nonlocal.
6192 (find_func_aliases): Handle escapes through return statements.
6193 (compute_points_to_sets): Make escaped HEAP variables global.
6195 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6198 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6199 after reducing a DImode cstore to SImode.
6201 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6203 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6204 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6206 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6208 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6209 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6211 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6212 and umod_optab if TARGET_BSD_DIVMOD.
6213 * config/vax/lib1funcs.asm: New file.
6214 * config/vax/t-linux: New file.
6215 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6217 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6220 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6221 to type arguments that have void type.
6224 * dwarf2out.c (gen_formal_parameter_die): Call
6225 equate_decl_number_to_die if node is different from origin.
6227 2009-06-30 Anthony Green <green@moxielogic.com>
6229 Clean up moxie port for --enable-build-with-cxx.
6230 * config/moxie/moxie.c (moxie_function_value): First two
6231 parameters are const_tree, not tree.
6232 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6233 (REG_CLASS_NAMES): Ditto.
6234 (REGNO_REG_CLASS): Ditto.
6235 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6236 (moxie_function_value): Fix constyness of arguments.
6238 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6240 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6241 finalize_size_functions before further processing.
6242 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6243 (variable_size): Call self_referential_size on size expressions
6244 that contain a PLACEHOLDER_EXPR.
6245 (size_functions): New static variable.
6246 (copy_self_referential_tree_r): New static function.
6247 (self_referential_size): Likewise.
6248 (finalize_size_functions): New global function.
6249 * tree.c: Include tree-inline.h.
6250 (push_without_duplicates): New static function.
6251 (find_placeholder_in_expr): New global function.
6252 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6254 <tcc_expression>: Likewise.
6255 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6256 the call in the expression.
6257 * tree.h (finalize_size_functions): Declare.
6258 (find_placeholder_in_expr): Likewise.
6259 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6260 (substitute_placeholder_in_expr): Update comment.
6261 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6263 (copy_tree_body_r): Likewise.
6264 (copy_tree_body): New static function.
6265 (maybe_inline_call_in_expr): New global function.
6266 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6267 (maybe_inline_call_in_expr): Declare.
6268 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6269 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6272 2009-06-30 Richard Guenther <rguenther@suse.de>
6274 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6276 (propagate_necessity): Do not mark reaching defs of stores
6279 2009-06-30 Jan Hubicka <jh@suse.cz>
6281 * cfgloopanal.c (check_irred): Move into ...
6282 (mark_irreducible_loops): ... here; return true if ireducible
6284 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6285 (analyze_function): Try to prove loop finiteness.
6286 * cfgloop.h (mark_irreducible_loops): Update prototype.
6287 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6289 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6291 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6293 2009-06-30 Ira Rosen <irar@il.ibm.com>
6295 PR tree-optimization/40542
6296 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6299 2009-06-30 Martin Jambor <mjambor@suse.cz>
6301 PR tree-optimization/40582
6302 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6303 than useless_type_conversion_p.
6304 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6307 2009-06-30 Martin Jambor <mjambor@suse.cz>
6310 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6312 2009-06-30 Richard Guenther <rguenther@suse.de>
6314 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6315 use ao_ref references.
6316 (walk_aliased_vdefs): Likewise.
6317 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6318 * tree-ssa-dce.c (struct ref_data): Remove.
6319 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6320 (mark_aliased_reaching_defs_necessary): Adjust.
6321 (mark_all_reaching_defs_necessary_1): Likewise.
6323 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6326 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6327 (emit_store_flag_1): Extract from emit_store_flag, adjust
6328 calls to (what now is) emit_cstore.
6329 (emit_store_flag): Call emit_store_flag_1 and also use it
6330 for what used to be recursive calls.
6332 2009-06-30 Wei Guozhi <carrot@google.com>
6335 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6336 if the target bb post dominates from bb.
6337 * config/i386/i386.c (memory_address_length): Check existence of base
6338 register before using it.
6340 2009-06-30 Nick Clifton <nickc@redhat.com>
6341 DJ Delorie <dj@redhat.com>
6343 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6344 __FMOVD_ENABLED__ is defined.
6346 (TARGET_FMOVD): Provide a default definition.
6347 (MASK_FMOVD): Likewise.
6348 (TARGET_CPU_CPP_BUILTINS): Define
6349 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6350 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6351 two fmov instructions depending upon whether TARGET_FMOVD is
6353 (split for DF load from memory into register): Also handle
6354 MEMs which consist of REG+DISP addressing.
6355 (split for DF store from register to memory): Likewise.
6356 * config/sh/sh.opt (mfmovd): Remove this switch.
6357 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6358 * config/sh/sh.c (sh_override_options): Do not automatically
6359 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6360 that to the -mfmovd command line switch.
6362 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6364 (fldi_ok): Always allow.
6365 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6367 2009-06-29 DJ Delorie <dj@redhat.com>
6369 * doc/install.texi (mep-x-elf): Correct chip's full name.
6371 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6373 * doc/extend.texi: Fix typo.
6375 2009-06-29 Tom Tromey <tromey@redhat.com>
6378 * Makefile.in (DWARF2_H): New variable.
6380 (dwarf2out.o): Likewise.
6381 (dwarf2asm.o): Likewise.
6382 * config/i386/t-i386: Use DWARF2_H.
6383 * except.c: Include elf/dwarf2.h.
6384 * unwind-dw2.c: Include elf/dwarf2.h.
6385 * dwarf2out.c: Include elf/dwarf2.h.
6386 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6387 <dtprel>: New field.
6388 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6389 (size_of_loc_descr): Likewise.
6390 (output_loc_operands_raw): Likewise.
6391 (output_loc_operands): Handle new dtprel field.
6392 (loc_checksum): Update.
6393 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6394 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6395 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6396 * dwarf2asm.c: Include elf/dwarf2.h.
6397 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6398 * config/mmix/mmix.c: Include elf/dwarf2.h.
6399 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6400 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6401 * config/sh/sh.c: Include elf/dwarf2.h.
6402 * config/i386/i386.c: Include elf/dwarf2.h.
6404 2009-06-29 DJ Delorie <dj@redhat.com>
6406 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6408 * doc/extend.texi: Add MeP attributes and pragmas.
6409 * doc/invoke.text: Add MeP Options.
6410 * doc/contrib.texi: Add MeP contribution.
6411 * doc/md.texi: Add MeP constraints.
6412 * doc/install.texi: Add MeP target.
6414 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6416 * target.h (struct gcc_target): Add frame_pointer_required field.
6417 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6418 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6419 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6421 * reload1.c (update_eliminables): (Ditto.).
6422 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6423 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6424 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6426 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6428 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6429 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6430 (arm_frame_pointer_required): New function.
6432 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6433 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6434 (avr_frame_pointer_required_p): Declare as static.
6435 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6437 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6438 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6439 (bfin_frame_pointer_required): Make as static, change return type
6441 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6443 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6444 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6445 (cris_frame_pointer_required): New function.
6447 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6449 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6450 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6451 (fr30_frame_pointer_required): New function.
6453 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6454 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6455 (frv_frame_pointer_required): Make as static, change return type
6457 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6459 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6460 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6461 (ix86_frame_pointer_required): Make as static, change return type to
6463 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6465 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6466 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6468 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6470 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6472 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6474 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6475 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6476 (mips_frame_pointer_required): Make as static.
6477 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6479 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6480 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6481 (mmix_frame_pointer_required): Mew function.
6483 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6484 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6486 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6488 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6490 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6492 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6493 (CAN_ELIMINATE): Redefine.
6494 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6495 (sparc_frame_pointer_required): New function.
6496 (sparc_can_eliminate): New function.
6497 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6499 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6500 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6502 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6503 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6504 (xtensa_frame_pointer_required): Make as static, change return type
6506 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6509 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6511 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6512 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6513 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6514 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6515 (register_callback): Handle PLUGIN_START_UNIT.
6516 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6518 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6520 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6522 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6523 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6525 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6527 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6530 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6532 * doc/extend.texi (Additional Floating Types): __float128 is also
6533 supported on i386 targets.
6535 2009-06-29 Richard Guenther <rguenther@suse.de>
6538 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6540 (pt_solutions_same_restrict_base): Declare.
6541 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6543 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6544 (make_constraint_from, make_copy_constraint): Move earlier.
6545 (make_constraint_from_heapvar): New function.
6546 (make_constraint_from_restrict): Likewise.
6547 (handle_lhs_call): Use it.
6548 (find_func_aliases): Use it to track conversions to restrict
6550 (struct fieldoff): Add only_restrict_pointers flag.
6551 (push_fields_onto_fieldstack): Initialize it.
6552 (create_variable_info_for): Track global restrict qualified pointers.
6553 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6554 Track restrict qualified pointer arguments.
6555 (set_uids_in_ptset): Use varinfo is_global_var flag.
6556 (find_what_var_points_to): Set the vars_contains_restrict flag.
6557 Always create the points-to solution for sets including restrict tags.
6558 (pt_solutions_same_restrict_base): New function.
6559 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6560 qualified pointers use pt_solutions_same_restrict_base as
6561 additional source for disambiguation.
6563 2009-06-29 Richard Guenther <rguenther@suse.de>
6566 * alias.c (find_base_decl): Remove.
6567 (get_deref_alias_set_1): Remove restrict handling.
6568 * c-common.c (c_apply_type_quals_to_decl): Do not set
6569 DECL_POINTER_ALIAS_SET.
6570 * gimplify.c (find_single_pointer_decl_1): Remove.
6571 (find_single_pointer_decl): Likewise.
6572 (internal_get_tmp_var): Remove restrict handling.
6573 (gimple_regimplify_operands): Likewise.
6574 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6575 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6576 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6577 * tree.c (restrict_base_for_decl): Remove.
6578 (init_ttree): Do not allocate it.
6579 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6580 LABEL_DECL_UID for label decls.
6581 (copy_node_stat): Do not copy restrict information.
6582 (decl_restrict_base_lookup): Remove.
6583 (decl_restrict_base_insert): Likewise.
6584 (print_restrict_base_statistics): Likewise.
6585 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6586 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6587 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6588 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6589 (LABEL_DECL_UID): Adjust.
6590 (DECL_BASED_ON_RESTRICT_P): Remove.
6591 (DECL_GET_RESTRICT_BASE): Likewise.
6592 (SET_DECL_RESTRICT_BASE): Likewise.
6593 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6595 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6596 instead of DECL_POINTER_ALIAS_SET.
6597 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6598 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6599 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6601 2009-06-29 Richard Guenther <rguenther@suse.de>
6603 PR tree-optimization/40579
6604 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6605 the IL to simplify has constants that overflowed.
6607 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6609 PR tree-optimization/40550
6610 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6611 vector_compute_type only when the size of vector_compute_type is
6612 less than the size of type.
6614 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6616 * fold-const.c (contains_label_1): Fix comments.
6617 (contains_label_p): Do not walk trees multiple time.
6619 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6621 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6622 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6623 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6624 ix86_fp_comparison_operator.
6625 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6626 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6627 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6628 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6629 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6630 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6631 (related splits): Change predicate to ix86_fp_comparison_operator.
6632 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6633 instead of ix86_fp_comparison_codes.
6634 (ix86_trivial_fp_comparison_operator,
6635 ix86_fp_comparison_operator): New.
6636 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6637 (ix86_expand_compare): Eliminate last two parameters.
6638 (ix86_fp_jump_nontrivial_p): Kill.
6639 * config/i386/i386.c (put_condition_code): Eliminate call to
6640 ix86_fp_comparison_codes and subsequent assertion.
6641 (ix86_fp_comparison_codes): Eliminate.
6642 (ix86_fp_swap_condition): New.
6643 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6644 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6645 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6646 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6647 and ix86_fp_swap_condition.
6648 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6649 Use ix86_fp_comparison_strategy.
6650 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6651 (ix86_fp_jump_nontrivial_p): Eliminate.
6652 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6653 call to ix86_expand_compare.
6654 (ix86_split_fp_branch, ix86_expand_setcc,
6655 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6656 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6658 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6660 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6661 related to jump_clobbers.
6662 * config/arm/arm.md (conds): Remove jump_clob case.
6663 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6664 splits): Change comparison_operator to arm_comparison_operator.
6665 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6668 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6670 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6671 condition for floating point modes.
6672 * expmed.c (emit_store_flag_1): Move here a bigger part
6674 (emit_store_flag): Try swapping the condition for floating point
6676 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6678 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6680 * expr.c (expand_expr_real_1): Just use do_store_flag.
6681 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6682 emit_store_flag_force.
6683 * expmed.c (emit_store_flag_force): Copy here trick
6684 previously in expand_expr_real_1. Try reversing the comparison.
6685 (emit_store_flag_1): Work if target is NULL.
6686 (emit_store_flag): Work if target is NULL, using the result mode
6687 from the comparison. Use split_comparison, restructure final part
6688 to simplify conditionals.
6690 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6692 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6693 * dojump.c (do_jump): Change handling of floating-point
6694 ops to use just do_compare_and_jump.
6695 (split_comparison): New.
6696 (do_compare_rtx_and_jump): Add here logic coming previously
6697 in do_jump, using split_comparison.
6699 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6704 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6706 * tree-ssa-alias.c: Fix unintentional commit.
6708 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6710 * passes.c (execute_one_pass): Fix unintentional commit.
6712 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6714 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6715 (df_rd_local_compute, df_md_local_compute): Inline them.
6717 (df_md_scratch): New.
6718 (df_md_alloc, df_md_free): Allocate/free it.
6719 (df_md_local_compute): Only include live registers in init.
6720 (df_md_transfer_function): Prune the in-set computed by
6721 the confluence function, and the gen-set too.
6723 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6725 PR rtl-optimization/26854
6726 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6727 * df-problems.c (df_rd_add_problem): Fix comment.
6728 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6729 df_md_simulate_artificial_defs_at_top,
6730 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6731 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6732 df_md_transfer_function, df_md_init, df_md_confluence_0,
6733 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6734 problem_MD, df_md_add_problem): New.
6735 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6736 df_md_get_bb_info): New.
6737 (DF_LAST_PROBLEM_PLUS1): Adjust.
6739 * Makefile.in (fwprop.o): Include domwalk.h.
6740 * fwprop.c: Include domwalk.h.
6741 (reg_defs, reg_defs_stack): New.
6742 (bitmap_only_bit_between): Remove.
6743 (process_defs): New.
6744 (process_uses): Use reg_defs and local_md instead of
6745 bitmap_only_bit_between and local_rd.
6746 (single_def_use_enter_block): New, from build_single_def_use_links.
6747 (single_def_use_leave_block): New.
6748 (build_single_def_use_links): Remove code moved to
6749 single_def_use_enter_block, invoke domwalk.
6750 (use_killed_between): Adjust comment.
6752 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6754 * bitmap.h (bitmap_ior_and_into): New.
6755 * bitmap.c (bitmap_ior_and_into): New.
6757 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6759 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6760 before_dom_children_before_stmts and after_dom_children_after_stmts.
6761 Rename the two remaining callbacks to just before_dom_children and
6762 after_dom_children. Remove other GIMPLE statement walking bits.
6763 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6764 * graphite.c: Do not include domwalk.h.
6765 * tree-into-ssa.c (interesting_blocks): New global.
6766 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6767 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6768 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6769 now that they're not domwalk callbacks.
6770 (rewrite_initialize_block): Rename to...
6771 (rewrite_enter_block): ... this, place after called functions. Test
6772 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6773 (rewrite_finalize_block): Rename to...
6774 (rewrite_leave_block): ... this, place after called functions.
6775 (rewrite_update_init_block): Rename to...
6776 (rewrite_update_enter_block): ... this, place after called functions.
6777 Test interesting_blocks, call rewrite_update_stmt and
6778 rewrite_update_phi_arguments.
6779 (rewrite_update_fini_block): Rename to...
6780 (rewrite_leave_block): ... this, place after called functions.
6781 (rewrite_blocks): Remove last argument, simplify initialization of
6783 (mark_def_sites_initialize_block): Rename to...
6784 (mark_def_sites_block): ... this, call mark_def_sites.
6785 (mark_def_sites_blocks): Remove argument, simplify initialization of
6787 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6788 (update_ssa): Likewise.
6789 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6791 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6792 (dom_opt_initialize_block): Rename to...
6793 (dom_opt_enter_block): ... this, place after called functions. Walk
6794 statements here, inline propagate_to_outgoing_edges.
6795 (dom_opt_finalize_block): Rename to...
6796 (dom_opt_leave_block): ... this, place after called functions.
6797 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
6799 (dse_enter_block, dse_record_phi): New.
6800 (dse_record_phis): Delete.
6801 (dse_finalize_block): Rename to...
6802 (dse_leave_block): ... this.
6803 (tree_ssa_dse): Simplify initialization of walk_data.
6804 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
6805 Adjust initialization of walk_data.
6806 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
6807 * tree-ssa-loop-phiopt.c (get_non_trapping):
6808 Adjust initialization of walk_data.
6809 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
6810 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
6811 it's not a domwalk callback.
6812 (uncprop_initialize_block): Rename to...
6813 (dse_enter_block): ... this, call uncprop_into_successor_phis.
6814 (dse_finalize_block): Rename to...
6815 (dse_leave_block): ... this.
6816 (tree_ssa_uncprop): Simplify initialization of walk_data.
6817 * Makefile.in: Adjust dependencies.
6819 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
6821 * arm.md (casesi): Fix test for Thumb1.
6822 (thumb1_casesi_internal_pic): Likewise.
6823 (thumb1_casesi_dispatch): Likewise.
6825 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
6827 * config/arm/arm-cores.def: Added core cortex-m0.
6828 * config/arm/arm-tune.md: Regenerated.
6829 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
6831 2009-06-26 DJ Delorie <dj@redhat.com>
6833 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
6835 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
6836 the scheduler doesn't tag jump insns.
6838 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
6840 * c-decl.c (merge_decls): Re-indent.
6842 2009-06-26 Janis Johnson <janis187@us.ibm.com>
6845 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
6846 Special-case decimal float constants.
6848 2009-06-26 Richard Henderson <rth@redhat.com>
6850 * function.h (struct function): Add cannot_be_copied_reason,
6851 and cannot_be_copied_set.
6852 * tree-inline.c (has_label_address_in_static_1): Rename from
6853 inline_forbidden_p_2; don't set inline_forbidden_reason here.
6854 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
6855 don't set inline_forbidden_reason.
6856 (copy_forbidden): New function, split out of inline_forbidden_p.
6857 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
6858 (inline_forbidden_p): Use copy_forbidden.
6859 (tree_versionable_function_p): Likewise.
6860 (inlinable_function_p): Merge into tree_inlinable_function_p.
6861 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
6862 * ipa-cp.c (ipcp_versionable_function_p): New function.
6863 (ipcp_cloning_candidate_p): Use it.
6864 (ipcp_node_modifiable_p): Likewise.
6866 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
6868 * builtins.c (expand_builtin_alloca): Handle builtin alloca
6869 that is marked not to be inlined. Remove flag_mudflap use.
6870 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
6871 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
6873 2009-06-26 Steve Ellcey <sje@cup.hp.com>
6876 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
6877 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
6879 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
6881 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
6883 (__mingwthr_remove_key_dtor): Likewise.
6885 2009-06-26 Richard Guenther <rguenther@suse.de>
6887 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
6889 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
6892 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
6893 try the non-cond_exec path also.
6895 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6898 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
6899 (output_cbranch): Use new functions.
6900 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
6903 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6904 Pat Haugen <pthaugen@us.ibm.com>
6905 Revital Eres <ERES@il.ibm.com>
6907 * config/rs6000/rs6000.c (print_operand): Correct lossage message
6908 for %c error. Add %x support to print VSX registers as a unified
6909 register set, instead of separate float and altivec registers.
6910 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
6911 %y case, and add support for VSX pre-modify addresses.
6912 (output_toc): Add assert for CONST containing an integer constant
6914 (rs6000_adjust_cost): Add POWER7 support.
6915 (insn_must_be_first_in_group): Ditto.
6916 (insn_must_be_last_in_group): Ditto.
6917 (rs6000_emit_popcount): Ditto.
6918 (rs6000_vector_mode_supported_p): Ditto.
6920 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
6921 Change some of the functions called by macros to being called
6922 through a pointer, so debug functions can be inserted if
6923 -mdebug=addr or -mdebug=cost.
6924 (rs6000_preferred_reload_class_ptr): Ditto.
6925 (rs6000_secondary_reload_class_ptr): Ditto.
6926 (rs6000_secondary_memory_needed_ptr): Ditto.
6927 (rs6000_cannot_change_mode_class_ptr): Ditto.
6928 (rs6000_secondary_reload_inner): Ditto.
6929 (rs6000_legitimize_reload_address): Ditto.
6930 (rs6000_legitimize_reload_address_ptr): Ditto.
6931 (rs6000_mode_dependent_address): Ditto.
6932 (rs6000_mode_dependent_address_ptr): Ditto.
6934 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
6935 function to return true if the mode allows reg + integer
6937 (virtual_stack_registers_memory_p): New function to return true if
6938 the address refers to a virtual stack register.
6939 (rs6000_legitimate_offset_address_p): Move code to say whether a
6940 mode supports reg+int addressing to reg_offset_addressing_ok_p and
6942 (rs6000_legitimate_address_p): Add checks for modes that only can
6943 do reg+reg addressing. Start adding VSX support.
6944 (rs6000_legitimize_reload_address): Ditto.
6945 (rs6000_legitimize_address): Ditto.
6946 (rs6000_debug_legitimate_address_p): New debug functions for
6947 -mdebug=addr and -mdebug=cost.
6948 (rs6000_debug_rtx_costs): Ditto.
6949 (rs6000_debug_address_costs): Ditto.
6950 (rs6000_debug_adjust_cost): Ditto.
6951 (rs6000_debug_legitimize_address): Ditto.
6952 (rs6000_legitimize_reload_address_ptr): Point to call normal
6953 function or debug function. Make functions called via pointer
6955 (rs6000_mode_dependent_address_ptr): Ditto.
6956 (rs6000_secondary_reload_class_ptr): Ditto.
6957 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
6958 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
6959 into a friendlier error.
6960 (rs6000_init_builtins): Add initial VSX support.
6961 (rs6000_adjust_cost): Fix some spacing issues.
6963 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
6964 (REG_CLASS_NAMES): Ditto.
6965 (REG_CLASS_CONTENTS): Ditto.
6966 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
6967 pointer, to add -mdebug=addr support.
6968 (CANNOT_CHANGE_MODE_CLASS): Ditto.
6969 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
6970 -mdebug=addr support.
6971 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
6972 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
6973 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
6975 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
6977 (bswapsi*): Set attribute types for load/store. Add combiner
6978 patterns to eliminate zero extend on 64-bit.
6979 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
6980 stdbrx if the hardware supports those instructions.
6982 2009-06-25 Ian Lance Taylor <iant@google.com>
6984 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
6985 (Link Options): Document -static-libstdc++.
6987 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6990 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
6991 DATA_ALIGNMENT instead.
6993 2009-06-25 Richard Guenther <rguenther@suse.de>
6995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
6996 indirect references against the callused/escaped solutions.
6997 (call_may_clobber_ref_p_1): Likewise.
6999 2009-06-25 Martin Jambor <mjambor@suse.cz>
7001 PR tree-optimization/40493
7002 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7003 (enum unscalarized_data_handling): New type.
7004 (handle_unscalarized_data_in_subtree): Return what has been done.
7005 (load_assign_lhs_subreplacements): Handle left flushes differently.
7006 (sra_modify_assign): Use unscalarized_data_handling, simplified
7007 condition determining whether to remove the statement.
7009 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7011 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7012 excerpt - @ should be doubled for texinfo.
7014 2009-06-24 Ian Lance Taylor <iant@google.com>
7016 * config/arc/arc.c: Include "df.h".
7017 (arc_attribute_table): Make static. Move higher in file.
7018 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7019 (output_shift): Initialize n later to avoid warning.
7020 * config/arm/arm.c (arm_attribute_table): Make static. Move
7022 * config/avr/avr.c (avr_attribute_table): Make static. Move
7024 (reg_class_tab): Change array type from int to enum reg_class.
7025 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7027 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7028 (lshrhi3_out): Likewise.
7029 (class_likely_spilled_p): Change return type to bool.
7030 (avr_rtx_costs): Use local code variable with enum type.
7031 * config/avr/avr.md (movmemhi): Use add_reg_note.
7032 (andhi3, andsi3): Don't use AS2 with "and".
7033 (iorhi3, iorsi3): Don't use AS2 with "or".
7034 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7035 * config/crx/crx.c: Include "df.h".
7036 (crx_attribute_table): Make static.
7037 * config/m32r/m32r.c: Include "df.h".
7038 (m32r_attribute_table): Make static. Move higher in file.
7039 (pop): Use add_reg_note.
7040 (block_move_call): Change 0 to LCT_NORMAL in function call.
7041 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7042 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7043 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7044 declare, not just when TREE_CODE is defined.
7045 * config/m68hc11/m68hc11.c: Include "expr.h".
7046 (m68hc11_attribute_table): Make static. Move higher in file.
7047 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7049 (m68hc11_register_indirect_p): Likewise.
7050 (m68hc11_function_arg_padding): Change return type to enum
7052 (emit_move_after_reload): Use add_reg_note.
7053 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7054 (m68hc11_split_logical): Likewise.
7055 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7057 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7058 to VOIDmode in function call.
7059 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7061 (m68hc11_split_logical): Update declaration.
7062 (m68hc11_function_arg_padding): Update declaration.
7063 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7064 to array of enum reg_class.
7065 (mcore_attribute_table): Make static. Move higher in file.
7066 (mcore_rtx_costs): Add cast to enum type.
7067 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7068 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7069 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7071 * config/sh/predicates.md (trapping_target_operand): Rename and to
7073 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7075 * config/spu/spu.c (spu_attribute_table): Make static. Move
7077 * config/v850/v850.c (v850_attribute_table): Make static. Move
7079 (v850_rtx_costs): Use local code with enum type.
7080 (expand_epilogue): Add cast.
7081 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7083 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7086 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7087 -m2a-single-only and -m2a-nofpu.
7088 * config/sh/sh.opt: Document m2a generates FPU code.
7090 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7092 * defaults.h (CAN_ELIMINATE): Provide default.
7093 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7094 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7095 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7096 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7097 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7098 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7099 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7100 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7101 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7102 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7104 2009-06-24 DJ Delorie <dj@redhat.com>
7106 * mep-ext-cop.cpu: Fix copyright notice.
7107 * mep-default: Fix copyright notice.
7108 * mep-core: Fix copyright notice.
7109 * mep: Fix copyright notice.
7110 * mep-ivc2: Fix copyright notice.
7111 * mep-c5: Fix copyright notice.
7113 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7115 * doc/contrib.texi (Contributors):
7117 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7120 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7121 src and dst operands if necessary.
7123 2009-06-23 DJ Delorie <dj@redhat.com>
7126 * config.gcc: Add mep support.
7127 * recog.c: Resurrect validate_replace_rtx_subexp().
7128 * recog.h: Likewise.
7129 * config/mep/: Add new port:
7130 * config/mep/constraints.md: New file.
7131 * config/mep/default.h: New file.
7132 * config/mep/intrinsics.h: New file.
7133 * config/mep/intrinsics.md: New file.
7134 * config/mep/ivc2-template.h: New file.
7135 * config/mep/mep-c5.cpu: New file.
7136 * config/mep/mep-core.cpu: New file.
7137 * config/mep/mep-default.cpu: New file.
7138 * config/mep/mep-ext-cop.cpu: New file.
7139 * config/mep/mep-intrin.h: New file.
7140 * config/mep/mep-ivc2.cpu: New file.
7141 * config/mep/mep-lib1.asm: New file.
7142 * config/mep/mep-lib2.c: New file.
7143 * config/mep/mep-pragma.c: New file.
7144 * config/mep/mep-protos.h: New file.
7145 * config/mep/mep-tramp.c: New file.
7146 * config/mep/mep.c: New file.
7147 * config/mep/mep.cpu: New file.
7148 * config/mep/mep.h: New file.
7149 * config/mep/mep.md: New file.
7150 * config/mep/mep.opt: New file.
7151 * config/mep/predicates.md: New file.
7152 * config/mep/t-mep: New file.
7154 2009-06-23 Ian Lance Taylor <iant@google.com>
7156 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7157 from loose_warn into c_loose_warn and from strict_warn into
7158 c_strict_warn. Set and substitute warn_cxxflags. Check for
7159 --enable-build-with-cxx. Set and substitute
7160 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7161 * Makefile.in (CXXFLAGS): New variable.
7162 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7163 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7164 the default is the same as $(STRICT_WARN).
7165 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7166 (CXX): New variable.
7167 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7168 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7169 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7170 (HOST_LIBS): New variable.
7171 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7172 (ALL_CXXFLAGS): New variable.
7173 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7174 * doc/install.texi (Configuration): Document
7175 --enable-build-with-cxx, --with-stage1-ldflags,
7176 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7177 * configure: Rebuild.
7179 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7181 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7182 from previous commit.
7184 2009-06-23 Ian Lance Taylor <iant@google.com>
7186 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7188 2009-06-23 Ian Lance Taylor <iant@google.com>
7190 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7191 with ATTRIBUTE_UNUSED.
7193 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7194 Pat Haugen <pthaugen@us.ibm.com>
7195 Revital Eres <eres@il.ibm.com>
7197 * config.in (HAVE_AS_POPCNTD): Add default definition.
7198 (HAVE_AS_LWSYNC): Ditto.
7200 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7202 (gcc_cv_as_powerpc_cmpb): Ditto.
7203 (gcc_cv_as_powerpc_dfp): Ditto.
7204 (gcc_cv_as_powerpc_vsx): Ditto.
7205 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7206 supporting the popcntd/lwsync instructions.
7207 (gcc_cv_as_powerpc_lwsync): Ditto.
7208 * configure: Regenerate.
7210 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7211 -mcpu=native and -mcpu=power7.
7212 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7214 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7215 a variable instead of a mask to reduce the number of mask bits.
7216 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7217 (-mbit-word): Ditto.
7218 (-mregnames): Ditto.
7219 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7220 (-mfused-madd): Ditto.
7222 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7224 (-mvsx): New switch for VSX instructions.
7225 (-misel): Move from a variable to a mask to allow it to be set by
7228 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7229 function declaration to an array declaration.
7230 (rs6000_hard_regno_nregs): New external array declaration.
7232 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7233 files included by rs6000.md.
7235 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7236 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7238 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7240 (rs6000_debug_reg): New -mdebug= variables.
7241 (rs6000_debug_addr): Ditto.
7242 (rs6000_debug_cost): Ditto.
7243 (rs6000_pmode): New variable to hold Pmode.
7244 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7245 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7246 calculated at compiler start.
7247 (rs6000_hard_regno_nregs): Change function to an array which holds
7248 HARD_REGNO_NREGS calculated at compiler start.
7249 (rs6000_explicit_options): Delete isel field.
7250 (rs6000_vector_unit): New array to hold which vector unit
7251 supports arithmetic options for a given type.
7252 (rs6000_vector_mem): New array to hold which vector unit supports
7253 memory reference operations for a given type.
7254 (rs6000_vector_align): New array to given the alignment of each
7256 (power7_cost): New basic costs for power7.
7257 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7258 (rs6000_hard_regno_nregs_internal): New function, moved from
7259 HARD_REGNO_NREGS, to calculate the number of registers each hard
7260 register takes for each type.
7261 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7262 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7263 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7264 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7265 unit information here so it is calculated once at compiler startup
7267 (rs6000_override_options): Make -misel a target mask. Add more
7268 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7269 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7271 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7272 (rs6000_handle_option): Move -misel from variable to target mask.
7273 (rs6000_builtin_mask_for_load): Add VSX support.
7274 (rs6000_conditional_register_usage): Ditto.
7275 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7276 (function_arg_boundary): Ditto.
7277 (rs6000_expand_builtin): Ditto.
7278 (def_builtin): Make abort message a little friendlier.
7279 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7281 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7282 assembler support the popcntd instruction instead of a vsx
7283 instruction to enable power7 support.
7284 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7285 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7286 option to the assembler if -mcpu=native.
7287 (ASM_CPU_NATIVE_SPEC): Ditto.
7288 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7290 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7291 the lwsync instruction.
7292 (enum processor_type): Add PROCESSOR_POWER7.
7293 (rs6000_debug_reg): New -mdebug= options.
7294 (rs6000_debug_addr): Ditto.
7295 (rs6000_debug_cost): Ditto.
7296 (rs6000_isel): Delete.
7297 (enum rs6000_vector): New enum to say what vector unit we have.
7298 (VECTOR_UNIT_*): New macros to say which vector unit has
7299 arithmetic operations for a given type.
7300 (VECTOR_MEM_*): New macros to say which vector unit has memory
7301 operations for a given type.
7302 (TARGET_LDBRX): Whether the machine supports the ldbrx
7304 (TARGET_ISEL): Delete, -misel moved to be a mask.
7305 (TARGET_ISEL64): New macro for 64-bit isel support.
7306 (UNITS_PER_VSX_WORD): New macro.
7307 (POINTER_SIZE): Move to be an external variable, rather than
7308 calculating whether we are generating 32 ot 64-bit code.
7310 (STACK_BOUNDARY): Add VSX support.
7311 (LOCAL_ALIGNMENT): Ditto.
7312 (SLOW_UNALIGNED_ACCESS): Ditto.
7313 (VSX_REGNO_P): New macro for VSX support.
7314 (VFLOAT_REGNO_P): Ditto.
7315 (VINT_REGNO_P): Ditto.
7316 (VLOGICAL_REGNO_P): Ditto.
7317 (VSX_VECTOR_MODE): Ditto.
7318 (VSX_SCALAR_MODE): Ditto.
7320 (VSX_MOVE_MODE): Ditto.
7321 (VSX_REG_CLASS_P): Ditto.
7322 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7324 (UNITS_PER_SIMD_WORD): Add VSX support.
7325 (MODES_TIEABLE_P): Ditto.
7326 (STARTING_FRAME_OFFSET): Ditto.
7327 (STACK_DYNAMIC_OFFSET): Ditto.
7328 (EPILOGUE_USES): Ditto.
7329 (REGNO_REG_CLASS): Move to array lookup.
7330 (CLASS_MAX_NREGS): Ditto.
7331 (rs6000_vector_reg_class): Add declaration.
7332 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7333 overlap with the floating point and Altivec registers.
7335 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7337 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7338 give the appropriate asm switches if -mcpu=native.
7339 (host_detect_local_cpu): Add support for "asm".
7340 (host_detect_local_cpu): Follow GNU code guidelines for name.
7342 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7343 -mbit-word to a variable instead of being a target mask.
7345 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7346 emit the lwsync instruction instead of emitting the instruction as
7347 an integer constant.
7349 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7350 fixuns_trundfsi2, move expander into rs6000.md.
7352 * config/rs6000/rs6000.md (cpu): Add power7.
7353 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7354 (logical predicate patterns): Change the single instruction
7355 primitives that set CR0 to be fast_compare instead of compare.
7357 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7358 (popcntddi2): Ditto.
7359 (popcount<mode>): Ditto.
7360 (floating multiply/add insns): Name the floating point
7362 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7363 (isel_unsigned_<mode>): Ditto.
7364 (fixuns_trundfsi2): Move expander here from spe.md.
7365 (smindi3): Define if we have -misel on 64-bit systems.
7370 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7372 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7374 * config/avr/avr.c (avr_current_device): New variable.
7375 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7376 (avr_arch, mcu_type_s): Move to avr.h.
7377 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7378 default_data_section_start fields.
7379 (avr_arch): Moved from avr.c.
7380 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7381 library_name fields.
7382 (avr_current_device, avr_mcu_types, avr_arch_types,
7383 avr_device_to_arch, avr_device_to_data_start,
7384 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7385 (EXTRA_SPEC_FUNCTIONS): Define.
7386 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7387 options mapping. Use device_to_arch and device_to_data_start insted.
7388 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7389 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7390 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7391 * config/avr/driver-avr.c: New file.
7392 * config/avr/avr-devices.c: New file.
7394 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7396 * var-tracking.c (unshare_variable): Force initialized to
7397 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7398 (set_variable_part): Likewise.
7399 (struct variable_union_info): Remove pos_src field.
7400 (vui_vec, vui_allocated): New variables.
7401 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7402 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7403 == 1 use a simpler sorting algorithm. Compute pos field right
7404 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7405 Avoid quadratic comparison if !flag_var_tracking_uninit.
7406 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7407 unshare_variable unconditionally.
7408 (dataflow_set_different_2): Removed.
7409 (dataflow_set_different): Don't traverse second hash table.
7410 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7411 unconditionally to var_reg_set or var_mem_set.
7412 (emit_notes_in_bb): Likewise.
7413 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7415 (emit_note_insn_var_location): Don't set initialized to
7416 VAR_INIT_STATUS_INITIALIZED early.
7417 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7419 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7421 * tree-object-size.c (addr_object_size): Instead of checking
7422 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7423 are no FIELD_DECLs following it.
7425 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7427 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7428 order to match bswaps with signed source operands.
7430 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7432 * sdbout.c (sdbout_one_type): Fix braces in switch.
7434 2009-06-23 Richard Guenther <rguenther@suse.de>
7436 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7438 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7439 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7440 var_callused, callused_tree, var_storedanything, storedanything_tree,
7441 var_integer, integer_tree): Remove global variables.
7442 (new_var_info): Do not pass new id, append the new var to the
7443 global variable vector.
7444 (do_ds_constraint): Use is_global_var member of the variable-info.
7445 (new_scalar_tmp_constraint_exp): Adjust.
7446 (create_function_info_for): Likewise.
7447 (create_variable_info_for): Likewise.
7448 (find_what_var_points_to): Remove dead code.
7449 (init_base_vars): Simplify.
7450 (compute_points_to_sets): Adjust.
7452 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7454 * combine.c (try_combine): Dump information about the insns we're
7457 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7459 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7460 check when calling force_to_mode on TRUNCATE's operand.
7462 2009-06-22 Ian Lance Taylor <iant@google.com>
7464 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7466 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7468 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7470 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7472 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7473 override library linkage flags such as -static-libgcc or
7476 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7478 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7480 2009-06-22 Ian Lance Taylor <iant@google.com>
7482 * config/linux.opt: Put mglibc ahead of muclibc.
7484 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7485 for duplicate decls.
7487 2009-06-22 Matthias Klose <doko@ubuntu.com>
7489 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7491 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7494 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7495 instead of NULL if a parser error occurs.
7497 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7499 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7500 non-DWARF2_DEBUGGING_INFO version.
7502 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7504 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7505 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7507 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7508 (LIBGCC2_TF_CEXT): Define.
7511 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7514 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7516 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7518 * config/arm/arm.c (arm_override_options): Disable
7519 -mcaller-super-interworking and -mcallee-super-interworking.
7520 * doc/invoke.texi (ARM Options): Document this.
7522 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7524 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7525 * config/arm/constraints.md (j): New constraint for movw operands.
7526 (N): Remove thumb2 meaning.
7527 * config/arm/arm.md (*arm_movw): Delete.
7528 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7529 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7530 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7532 2009-06-22 Martin Jambor <mjambor@suse.cz>
7534 PR tree-optimization/40492
7535 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7536 build_ref_for_offset.
7538 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7540 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7541 JUMP_TABLE_DATA_P predicates where applicable.
7542 * auto-inc-dec.c: Ditto.
7543 * builtins.c: Ditto.
7544 * caller-save.c: Ditto.
7546 * cfgcleanup.c: Ditto.
7547 * cfglayout.c: Ditto.
7550 * combine-stack-adj.c: Ditto.
7556 * dwarf2asm.c: Ditto.
7557 * dwarf2out.c: Ditto.
7558 * emit-rtl.c: Ditto.
7564 * function.c: Ditto.
7567 * genpreds.c: Ditto.
7568 * genrecog.c: Ditto.
7570 * ira-costs.c: Ditto.
7571 * ira-lives.c: Ditto.
7574 * lower-subreg.c: Ditto.
7575 * modulo-sched.c: Ditto.
7577 * postreload.c: Ditto.
7578 * print-rtl.c: Ditto.
7587 * sched-vis.c: Ditto.
7589 * sel-sched-ir.c: Ditto.
7590 * simplify-rtx.c: Ditto.
7591 * targhooks.c: Ditto.
7592 * var-tracking.c: Ditto.
7593 * vmsdbgout.c: Ditto.
7595 2009-06-22 Matthias Klose <doko@ubuntu.com>
7597 * Makefile.in (install-plugin): Always use DESTDIR.
7599 2009-06-22 Olivier Hainque <hainque@adacore.com>
7601 * config/pa/pa.c (output_call): Don't optimize post call jumps
7602 into return address adjustments if the call may throw.
7604 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7606 * arm.c (thumb1_output_casesi): New function.
7607 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7608 optimizing for size or PIC.
7609 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7610 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7611 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7612 (thumb1_casesi_internal_pic): New expand rule.
7613 (thumb1_casesi_dispatch): New pattern.
7614 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7616 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7617 in the text seciton when PIC or optimizing for size.
7618 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7619 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7620 preservation properties of code.
7621 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7622 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7623 (__gnu_thumb1_case_si): New function.
7624 * t-arm (LIB1ASMSRC): Define here.
7625 (LIB1ASMFUNCS): Add some common functions.
7626 * t-arm-elf (LIB1ASMSRC): Delete.
7627 (LIB1ASMFUNCS): Append to existing set.
7628 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7629 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7630 * t-symbian (LIB1ASMFUNCS): Likewise.
7631 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7632 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7634 2009-06-21 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/38729
7637 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7638 to loops with a single exit if -fno-expensive-optimizations.
7640 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7642 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7643 (dataflow_set): Change vars type from htab_t to shared_hash.
7644 (shared_hash_pool, empty_shared_hash): New variables.
7645 (vars_clear): Removed.
7646 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7647 shared_hash_find_slot_unshare, shared_hash_find_slot,
7648 shared_hash_find_slot_noinsert, shared_hash_find): New
7650 (shared_hash_unshare, shared_hash_destroy): New functions.
7651 (unshare_variable): Unshare set->vars if shared, use
7653 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7654 (get_init_value, find_src_set_src, dump_dataflow_set,
7655 clobber_variable_part, emit_notes_for_differences): Use
7657 (dataflow_set_init): Remove second argument, set vars to
7658 empty_shared_hash instead of creating a new htab.
7659 (dataflow_set_clear): Call shared_hash_destroy and set vars
7660 to empty_shared_hash instead of calling vars_clear.
7661 (dataflow_set_copy): Don't call vars_copy, instead just share
7662 the src htab with dst.
7663 (variable_union): Use shared_hash_*, use initially NO_INSERT
7664 lookup if set->vars is shared. Don't keep slot cleared before
7665 calling unshare_variable. Unshare set->vars if needed.
7666 Even ->refcount == 1 vars must be unshared if set->vars is shared
7667 and var needs to be modified.
7668 (variable_canonicalize): New function.
7669 (dataflow_set_union): If dst->vars is empty, just share src->vars
7670 with dst->vars and traverse with variable_canonicalize to canonicalize
7671 and unshare what is needed.
7672 (dataflow_set_different): If old_set and new_set use the same shared
7673 htab, they aren't different. If number of htab elements is different,
7674 htabs are different. Use shared_hash_*.
7675 (dataflow_set_destroy): Call shared_hash_destroy instead of
7677 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7678 second argument to dataflow_set_init.
7679 (vt_initialize): Likewise. Initialize shared_hash_pool and
7680 empty_shared_hash, move bb in/out initialization afterwards.
7681 Use variable_htab_free instead of NULL as changed_variables del hook.
7682 (variable_was_changed): Change type of second argument to pointer to
7683 dataflow_set. When inserting var into changed_variables, bump
7684 refcount. Unshare set->vars if set is shared htab and slot needs to
7686 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7687 lookup if set->vars is shared. Unshare set->vars if needed.
7688 Even ->refcount == 1 vars must be unshared if set->vars is shared
7689 and var needs to be modified. Adjust variable_was_changed caller.
7690 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7691 vars must be unshared if set->vars is shared and var needs to be
7692 modified. Adjust variable_was_changed caller.
7693 (emit_note_insn_var_location): Don't pool_free var.
7694 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7696 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7697 free_alloc_pool on shared_hash_pool.
7699 2009-06-20 Anthony Green <green@moxielogic.com>
7701 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7702 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7704 2009-06-20 Richard Guenther <rguenther@suse.de>
7706 * tree-ssa-structalias.c (find_func_aliases): For memset use
7707 a constraint from NULL if we memset to zero.
7708 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7709 we explicitly handle that do not read from memory.
7710 (call_may_clobber_ref_p_1): Properly handle builtins that may
7713 2009-06-20 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/40495
7716 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7717 (new_scalar_tmp_constraint_exp): New function.
7718 (process_constraint): Do not create temporary decls.
7719 (process_all_all_constraints): Likewise.
7720 (handle_const_call): Likewise.
7721 (create_function_info_for): Do not set decl.
7723 2009-06-19 Ian Lance Taylor <iant@google.com>
7725 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7726 (rs6000_attribute_table): Make static; move before use.
7728 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7730 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7731 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7732 Propagate the TREE_READONLY flag without overwriting it.
7733 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7734 Propagate the TREE_READONLY flag onto the result.
7735 (process_call_operands): Move around. Use correct constant value.
7737 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7740 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7741 * config/arm/arm.md: Likewise.
7743 2009-06-19 Ian Lance Taylor <iant@google.com>
7745 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7746 to GIMPLE_ERROR_MARK.
7748 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7749 op2_original_type parameters. Warn about using different enum types.
7750 * c-parser.c (c_parser_conditional_expression): Pass original
7751 types to build_conditional_expr.
7752 * c-tree.h (build_conditional_expr): Update declaration.
7754 2009-06-19 Ian Lance Taylor <iant@google.com>
7756 * config/i386/i386.c (ix86_function_specific_save): Test that
7757 fields match values, rather than testing the values are in a
7760 2009-06-19 Richard Guenther <rguenther@suse.de>
7762 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7764 (ptr_derefs_may_alias_p): Likewise.
7765 (ptr_deref_may_alias_ref_p_1): New function.
7766 (ptr_deref_may_alias_ref_p): Likewise.
7767 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7768 covered by looking at the ESCAPED solution.
7769 (call_may_clobber_ref_p_1): Likewise.
7770 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7771 Handle NULL_TREE offset. Do not produce redundant constraints.
7772 (process_all_all_constraints): New helper function.
7773 (do_structure_copy): Use it.
7774 (handle_lhs_call): Likewise.
7775 (find_func_aliases): Handle some builtins with pointer arguments
7776 and/or return values explicitly.
7778 2009-06-19 Ian Lance Taylor <iant@google.com>
7780 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7782 2009-06-19 Ian Lance Taylor <iant@google.com>
7784 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7786 2009-06-19 Ian Lance Taylor <iant@google.com>
7788 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7789 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7792 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7793 uninitialized const.
7795 2009-06-19 Ian Lance Taylor <iant@google.com>
7797 * dse.c (struct store_info): Rename bitmap field to bmap. Change
7800 * c-decl.c (in_struct, struct_types): Remove.
7801 (struct c_binding): Add in_struct field.
7802 (c_binding_ptr): Define type, along with VEC.
7803 (struct c_struct_parse_info): Define.
7804 (struct_parse_info): New static variable.
7805 (bind): Initialize in_struct field.
7806 (start_struct): Remove enclosing_in_struct and
7807 enclosing_struct_types parameters. Add
7808 enclosing_struct_parse_info parameter. Change all callers. Set
7809 struct_parse_info rather than in_struct and struct_types.
7810 (grokfield): If -Wc++-compat and there is a symbol binding for the
7811 field name, set the in_struct flag and push it on the
7812 struct_parse_info->fields vector.
7813 (warn_cxx_compat_finish_struct): New static function.
7814 (finish_struct): Remove enclosing_in_struct and
7815 enclosing_struct_types parameters. Add
7816 enclosing_struct_parse_info parameter. Change all callers. Don't
7817 set C_TYPE_DEFINED_IN_STRUCT here. Call
7818 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
7819 parameter. Only push on struct_types if warn_cxx_compat.
7820 (finish_enum): Only push on struct_types if warn_cxx_compat.
7821 (declspecs_add_type): Add loc parameter. Change all callers.
7822 Change all error calls to error_at. Pass loc, not input_location,
7823 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
7824 defined in a struct. If -Wc++-compat and parsing a struct, record
7825 that a typedef name was used.
7826 * c-parser.c (c_parser_declspecs): Get location to pass to
7828 (c_parser_struct_or_union_specifier): Update calls to start_struct
7830 * c-tree.h (struct c_struct_parse_info): Declare.
7831 (finish_struct, start_struct): Update declarations.
7832 (declspecs_add_type): Update declaration.
7834 2009-06-19 Ian Lance Taylor <iant@google.com>
7836 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
7837 variable with an anonymous type.
7839 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7841 * see.c: Remove for real.
7843 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7845 * optabs.h (enum optab_index): Add new OTI_significand.
7846 (significand_optab): Define corresponding macro.
7847 * optabs.c (init_optabs): Initialize significand_optab.
7848 * genopinit.c (optabs): Implement significand_optab using
7849 significand?f2 patterns.
7850 * builtins.c (expand_builtin_mathfn): Handle
7851 BUILT_IN_SIGNIFICAND{,F,L}.
7852 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
7853 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
7855 * config/i386/i386.md (significandxf2, significand<mode>2): New
7856 expanders to implement significandf, significand and significandl
7857 built-ins as inline x87 intrinsics.
7859 2009-06-18 Anatoly Sokolov <aesok@post.ru>
7861 * config/avr/avr.c (avr_override_options): Remove setting value of
7862 PARAM_INLINE_CALL_COST.
7864 2009-06-18 Richard Henderson <rth@redhat.com>
7867 * tree-pass.h (TDF_ASMNAME): New.
7868 * tree-dump.c (dump_options): Add asmname.
7869 * doc/invoke.texi: Document it.
7871 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
7872 (dump_decl_name): ...here.
7873 (dump_function_name): New flags arg; mind TDF_ASMNAME.
7874 (dump_generic_node): Update dump_function_name calls.
7875 (print_call_name): New flags arg; update all dump calls.
7876 * diagnostic.h (print_call_name): Update.
7877 * gimple-pretty-print.c (dump_gimple_call): Update.
7879 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
7882 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
7884 2009-06-18 Diego Novillo <dnovillo@google.com>
7886 * doc/plugins.texi: Document plugin_is_GPL_compatible.
7887 * plugin.c (str_license): Declare.
7888 (try_init_one_plugin): Assert that the symbol
7889 'plugin_is_GPL_compatible' exists.
7891 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
7894 * Makefile.in (OBJS-common): Remove see.o.
7896 * common.opt (fsee): Mark as preserved for backward compatibility.
7897 * opts.c (common_handle_option): Add OPT_fsee to the backward
7898 compatibility section.
7899 * passes.c (init_optimization_passes, pass_see): Remove pass.
7900 * timevar.def (TV_SEE): Remove.
7901 * tree-pass.h (pass_see): Remove declaration.
7902 * doc/invoke.texi (-fsee): Remove documentation.
7904 2009-06-18 Martin Jambor <mjambor@suse.cz>
7906 * tree-sra.c: Include statistics.h
7907 (sra_stats): New variable.
7908 (sra_initialize): Clear sra_stats.
7909 (create_access_replacement): Increment sra_stats.replacements.
7910 (get_access_replacement): Do not return twice.
7911 (analyze_all_variable_accesses): Increment statistics counter by the
7912 number of scalarized aggregates.
7913 (generate_subtree_copies): Increment sra_stats.subtree_copies.
7914 (sra_modify_expr): Increment sra_stats.exprs.
7915 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
7916 (sra_modify_assign): Increment sra_stats.exprs,
7917 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
7918 (perform_intra_sra): Update statistics counters.
7919 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
7921 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7923 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
7924 (arm_scalar_mode_supported_p): New function.
7926 2009-06-18 Paul Brook <paul@codesourcery.com>
7927 Sandra Loosemore <sandra@codesourcery.com>
7929 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
7930 (__extendhfsf2, __truncsfhf2): Define.
7931 * config/arm/fp16.c: New file.
7932 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7933 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7935 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7937 * doc/extend.texi (Half-Precision): New section.
7938 * doc/invoke.texi (Option Summary): List -mfp16-format.
7939 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
7940 * config/arm/arm.opt (mfp16-format=): New.
7941 * config/arm/arm.c: Include intl.h.
7942 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
7943 (TARGET_INVALID_RETURN_TYPE): Redefine.
7944 (TARGET_PROMOTED_TYPE): Redefine.
7945 (TARGET_CONVERT_TO_TYPE): Redefine.
7946 (arm_fp16_format): Define.
7947 (all_fpus): Add entry for neon-fp16.
7948 (fp_model_for_fpu): Likewise.
7949 (struct fp16_format): Declare.
7950 (all_fp16_formats): Define.
7951 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
7953 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
7955 (arm_legitimate_index_p): Treat HFmode like HImode.
7956 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
7957 (coproc_secondary_reload_class): Special-case HFmode.
7958 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
7959 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
7960 (arm_init_fp16_builtins): New.
7961 (arm_init_builtins): Call it.
7962 (arm_invalid_parameter_type): New.
7963 (arm_invalid_return_type): New.
7964 (arm_promoted_type): New.
7965 (arm_convert_to_type).
7966 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
7968 (arm_emit_fp16_const): New function.
7969 (arm_mangle_type): Mangle __fp16 as "Dh".
7970 * config/arm/arm.h (TARGET_VFPD32): Make it know about
7972 (TARGET_NEON_FP16): New.
7973 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
7974 (enum fputype): Add FPUTYPE_NEON_FP16.
7975 (enum arm_fp16_format_type): Declare.
7976 (arm_fp16_format): Declare.
7977 (LARGEST_EXPONENT_IS_NORMAL): Define.
7978 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
7979 * config/arm/arm-modes.def (HFmode): Define.
7980 * config/arm/vfp.md: (*movhf_vfp): New.
7983 * config/arm/arm.md: (fpu): Add neon_fp16.
7984 (floatsihf2, floatdihf2): New.
7985 (fix_trunchfsi2, fix_trunchfdi2): New.
7989 (*arm32_movhf): New.
7990 (*thumb1_movhf): New.
7991 (consttable_2): Add check for HFmode constants.
7992 (consttable_4): Handle HFmode constants.
7994 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
7996 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
7998 2009-06-17 Olivier Hainque <hainque@adacore.com>
8000 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8001 const char ** conversion in AIX specific section.
8003 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8005 * config/i386/i386.c (ix86_special_builtin_type): Remove
8006 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8007 (bdesc_special_args): Updated.
8008 (ix86_init_mmx_sse_builtins): Likewise.
8009 (ix86_expand_special_args_builtin): Likewise.
8011 2009-06-17 Richard Henderson <rth@redhat.com>
8013 * tree-pretty-print.c (maybe_dump_asm_name): New.
8014 (dump_decl_name): Use it.
8015 (PRINT_FUNCTION_NAME): Merge into...
8016 (dump_function_name): ... here. Use maybe_dump_asm_name.
8018 2009-06-17 Cary Coutant <ccoutant@google.com>
8020 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8022 * debug.c (struct gcc_debug_hooks): Change placeholder for
8024 (debug_nothing_int_charstar_int): Replaced by...
8025 (debug_nothing_int_charstar_int_bool): ...this.
8026 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8027 source_line prototype.
8028 (debug_nothing_int_charstar_int): Replaced by...
8029 (debug_nothing_int_charstar_int_bool): ...this.
8030 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8031 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8032 Output is_stmt operand when necessary.
8033 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8034 (notice_source_line): Add is_stmt parameter.
8035 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8036 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8038 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8039 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8041 2009-06-17 Ian Lance Taylor <iant@google.com>
8043 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8045 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8048 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8050 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8051 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8052 tree_strip_sign_nop_conversions and
8053 tree_ssa_strip_useless_type_conversions rather than stripping
8054 the operations here.
8055 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8057 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8058 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8059 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8060 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8063 2009-06-17 Michael Eager <eager@eagercon.com>
8065 * config/rs6000/constraints.md (register_constraint "d"): New.
8066 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8067 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8068 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8069 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8070 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8071 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8072 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8073 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8074 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8075 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8077 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8078 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8079 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8080 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8081 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8082 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8083 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8084 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8085 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8086 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8087 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8088 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8089 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8090 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8092 2009-06-16 Ian Lance Taylor <iant@google.com>
8094 * profile.c (total_num_never_executed): Don't define.
8095 (compute_branch_probabilities): Don't count or print
8097 (init_branch_prob): Don't set total_num_never_executed.
8098 (end_branch_prob): Don't print total_num_never_executed.
8100 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8102 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8104 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8106 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8107 (nabstd2_fpr): Same.
8109 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8111 * expr.c (expand_assignment): Change complex type check.
8113 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8115 * doc/plugins.texi (Building GCC plugins): Added new section.
8117 2009-06-17 Ian Lance Taylor <iant@google.com>
8119 * c-pch.c (get_ident): Don't set size of templ array.
8120 (pch_init): Don't set size of partial_pch array.
8122 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8123 string constant to intialize an array whose size is the length of
8126 2009-06-17 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/40389
8129 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8130 to addressable types.
8131 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8133 2009-06-17 Richard Guenther <rguenther@suse.de>
8136 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8137 if there is no evolution of left in the loop bail out.
8138 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8139 chrec_fold_multiply.
8141 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8142 Janis Johnson <janis187@us.ibm.com>
8145 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8146 for the symbol ref of a constant that is the source of a move
8147 - nor for any other not-obvious-label-ref constants.
8149 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8151 * plugin.c (position_pass): Skip newly inserted pass during list
8152 traversal to avoid repeated insertion.
8154 2009-06-16 Ian Lance Taylor <iant@google.com>
8156 * vec.h (VEC_stack_alloc): Define different version if
8157 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8158 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8159 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8160 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8162 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8164 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8166 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8167 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8168 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8169 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8170 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8171 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8172 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8173 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8174 __builtin_ia32_rdtscp.
8175 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8176 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8177 and __builtin_ia32_rorhi.
8178 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8179 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8180 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8181 (ix86_expand_args_builtin): Likewise.
8182 (ix86_expand_special_args_builtin): Likewise.
8184 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8185 (UNSPECV_RDTSC): Likewise.
8186 (UNSPECV_RDPMC): Likewise.
8187 (*bsr): Renamed to ...
8189 (*bsr_rex64): Renamed to ...
8193 (*rdpmc_rex64): Likewise.
8196 (*rdtsc_rex64): Likewise.
8198 (*rdtscp): Likewise.
8199 (*rdtscp_rex64): Likewise.
8201 * config/i386/ia32intrin.h: New.
8203 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8205 2009-06-16 Ian Lance Taylor <iant@google.com>
8207 * ira-build.c (copy_info_to_removed_store_destinations):
8208 Initialize parent_a.
8210 2009-06-16 Ian Lance Taylor <iant@google.com>
8212 * c-decl.c (grokdeclarator): Change size_varies to bool.
8214 2009-06-16 Ian Lance Taylor <iant@google.com>
8216 * sel-sched.c: Make forward declarations of move_op_hooks and
8217 fur_hooks explicitly extern.
8219 2009-06-16 Ian Lance Taylor <iant@google.com>
8221 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8222 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8224 2009-06-16 Ian Lance Taylor <iant@google.com>
8226 * resource.c (mark_referenced_resources): Change
8227 include_delayed_effects parameter to bool. Change all callers.
8228 (mark_end_of_function_resources): Likewise.
8229 * reorg.c (insn_references_resource_p): Likewise.
8230 (insn_sets_resource_p): Likewise.
8231 * resource.h (mark_referenced_resources): Update declaration.
8232 (mark_end_of_function_resources): Update declaration.
8234 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8236 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8238 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8240 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8241 GCC can bootstrap on AIX with GNU Binutils 2.20.
8243 2009-06-16 Ian Lance Taylor <iant@google.com>
8245 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8247 2009-06-16 Ian Lance Taylor <iant@google.com>
8249 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8250 inline, not extern inline.
8251 (exact_log2): Likewise.
8252 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8254 (exact_log2): Likewise, but don't test CTZ_HWI.
8256 2009-06-16 Ian Lance Taylor <iant@google.com>
8258 * bitmap.c (bitmap_clear): Don't declare as inline.
8259 * gimple.c (gimplify_assign): Likewise.
8260 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8261 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8262 (sched_scan_info): Remove duplicate definition.
8264 2009-06-16 Ian Lance Taylor <iant@google.com>
8266 * c-common.c (skip_evaluation): Don't define.
8267 (c_inhibit_evaluation_warnings): Define global variable.
8268 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8269 than skip_evaluation.
8270 (convert_and_check, warn_for_div_by_zero): Likewise.
8271 * c-common.h (skip_evaluation): Don't declare.
8272 (c_inhibit_evaluation_warnings): Declare.
8273 * c-parser.c (c_parser_typeof_specifier): Set
8274 c_inhibit_evaluation_warnings rather than skip_evaluation.
8275 (c_parser_conditional_expression): Likewise.
8276 (c_parser_binary_expression): Likewise.
8277 (c_parser_sizeof_expression): Likewise.
8278 (c_parser_alignof_expression): Likewise.
8279 * c-typeck.c (build_indirect_ref): Check
8280 c_inhibit_evaluation_warnings rather than skip_evaluation.
8281 (build_conditional_expr, build_binary_op): Likewise.
8283 2009-06-16 Richard Guenther <rguenther@suse.de>
8285 * tree-ssa-alias.c (is_escape_site): Remove.
8286 * tree-ssa-alias.h (enum escape_type): Remove.
8287 (is_escape_site): Likewise.
8288 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8289 via casts and asms without deferring to is_escape_site.
8291 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8294 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8295 use gen_lowpart if op0 has complex mode.
8297 2009-06-16 Richard Guenther <rguenther@suse.de>
8299 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8300 variables add them to ESCAPED.
8301 (find_func_aliases): Do not make all indirectly stored values escaped.
8303 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8305 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8308 2009-06-16 Martin Jambor <mjambor@suse.cz>
8310 PR tree-optimization/40432
8311 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8312 check whether we need to force gimple register operand.
8314 2009-06-16 Martin Jambor <mjambor@suse.cz>
8316 PR tree-optimization/40413
8317 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8318 build_ref_for_offset.
8319 (propagate_subacesses_accross_link): Fix a typo in a comment.
8321 2009-06-16 Ira Rosen <irar@il.ibm.com>
8323 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8324 with additional parameter.
8325 * tree-vectorizer.h (enum vect_def_type): Add new value
8327 (enum vect_relevant): Add comments.
8328 (vect_is_simple_reduction): Add new argument.
8329 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8330 Detect nested cycles.
8331 (vect_is_simple_reduction): Update documentation, add an argument to
8332 distinguish inner-loop reduction from nested cycle, detect nested
8333 cycles, fix printings and indentation, don't swap operands in case
8335 (get_initial_def_for_reduction): Handle subtraction.
8336 (vect_create_epilog_for_reduction): Add new argument to specify
8338 (vect_finalize_reduction): Handle subtraction, fix comments.
8339 (vectorizable_reduction): Handle nested cycles. In case of nested
8340 cycle keep track of the reduction variable position. Call
8341 vect_is_simple_reduction with additional parameter. Use original
8342 statement code in reduction epilogue for nested cycle. Call
8343 vect_create_epilog_for_reduction with additional parameter.
8344 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8345 inner-loop vectorization.
8346 (vect_recog_widen_sum_pattern): Likewise.
8347 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8349 (vect_mark_stmts_to_be_vectorized): Likewise.
8350 (vect_get_vec_def_for_operand): Handle nested cycles.
8352 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8354 * doc/invoke.texi (Debugging Options): Fix option index entries
8355 for -fdump-statistics, -frandom-seed add entries for
8356 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8357 (FRV Options): Fix entries for -mTLS, -mtls.
8358 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8359 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8360 (M68hc1x Options): Fix @itemx for -mnominmax.
8361 (MCore Options): Fix entry for -mno-lsim.
8362 (MMIX Options): Fix entry for -mabi=mmixware.
8363 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8365 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8367 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8368 Mention the plugin mode of gengtype.
8369 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8370 * gengtype.c: Updated copyright.
8371 (plugin_files, nb_plugin_files) Added new static variables.
8372 (measure_input_list) Care about plugin_files.
8373 (write_rtx_next): Added early return in plugin mode.
8374 (create_file): Updated copyright year in generated file. Added
8376 (oprintf): Added early return if NULL outf.
8377 (get_output_file_with_visibility): Care of plugin_files.
8378 (get_output_file_name): May return null.
8379 (write_local): Added early return.
8380 (put_mangled_filename): Ditto.
8381 (finish_root_table): Added check for base_files.
8382 (write_roots): Care about null when plugins.
8383 (main): Added plugin mode.
8385 2009-06-15 Ian Lance Taylor <iant@google.com>
8387 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8388 * gcov.c (read_count_file): Add braces around variables declared
8391 * c.opt (Wjump-misses-init): New warning.
8392 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8393 -Wall and -Wc++-compat if not already set.
8394 (c_common_post_options): Clear warn_jump_misses_init if it was not
8396 * c-decl.c (struct c_binding): Change type field to a union with
8397 new label field. Make it the first field in the struct. Update
8398 references to type to use u.type instead.
8399 (struct c_spot_bindings): Define.
8400 (struct c_goto_bindings): Define.
8401 (c_goto_bindings_p): Define, along with VECs.
8402 (struct c_label_vars): Define.
8403 (struct c_scope): Add has_label_bindings field.
8404 (bind_label, set_spot_bindings): New static functions.
8405 (decl_jump_unsafe, update_spot_bindings): New static functions.
8406 (update_label_decls): New static function.
8407 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8408 Update binding u.label field to shadowed field.
8409 (c_binding_start_stmt_expr): New function.
8410 (c_binding_end_stmt_expr): New function.
8411 (pushdecl): Don't call c_begin_vm_scope.
8412 (make_label): Add defining and p_label_vars parameters. Change
8414 (lookup_label): Correct test for whether a label has not yet been
8415 defined. Call bind_label rather than bind.
8416 (warn_about_goto): New static function.
8417 (lookup_label_for_goto): New function.
8418 (declare_label): Call bind_label rather than bind.
8419 (check_earlier_gotos): New static function.
8420 (define_label): Don't give errors about jumping into statement
8421 expressions or scopes of variably modified types. Call
8422 set_spot_bindings and check_earlier_gotos. Call bind_label
8423 instead of bind. Don't set label_context_stack_se or
8424 label_context_stack_vm.
8425 (c_get_switch_bindings): New function.
8426 (c_release_switch_bindings): New function.
8427 (c_check_switch_jump_warnings): New function.
8428 (start_function): Don't set label_context_stack_se or
8429 label_context_stack_vm.
8430 (finish_function): Likewise.
8431 * c-typeck.c (label_context_stack_se): Don't define.
8432 (label_context_stack_vm): Don't define.
8433 (c_finish_goto_label): Call lookup_label_for_goto rather than
8434 lookup_label. Don't give errors about jumping into a statement
8435 expression or the scope of a variably modified type. Don't set
8436 label_context_stack_se or label_context_stack_vm.
8437 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8438 fields. Add bindings field.
8439 (c_start_case): Don't set deleted fields. Set bindings field.
8440 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8441 or blocked_vm. Call c_check_switch_jump_warnings.
8442 (c_finish_case): Don't test blocked_stmt_expr field. Call
8443 c_release_switch_bindings.
8444 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8445 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8446 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8447 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8448 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8449 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8450 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8451 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8452 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8453 (C_DECL_UNJUMPABLE_VM): Don't define.
8454 (C_DECL_UNDEFINABLE_VM): Don't define.
8455 (struct c_label_list): Don't define.
8456 (struct c_label_context_se): Don't define.
8457 (struct c_label_context_vm): Don't define.
8458 (struct c_spot_bindings): Declare.
8459 (c_bindings_start_stmt_expr): Declare.
8460 (c_bindings_end_stmt_expr): Declare.
8461 (lookup_label_for_goto): Declare.
8462 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8463 (c_check_switch_jump_warnings): Declare.
8464 (label_context_stack_se, label_context_stack_vm): Don't declare.
8465 (c_finish_goto_label): Update declaration.
8466 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8467 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8468 (Warning Options): Document -Wjump-misses-init.
8470 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8472 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8475 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8477 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8479 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8481 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8483 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8485 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8487 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8489 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8490 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8491 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8492 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8493 * dwarf2asm.c (dw2_force_const_mem): Update call to
8495 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8496 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8497 * langhooks.c (lhd_comdat_group): Remove.
8498 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8499 * tree.h (DECL_COMDAT_GROUP): New.
8500 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8501 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8502 (make_decl_one_only): Change signature.
8503 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8505 (make_decl_one_only): Change signature.
8506 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8508 2009-06-15 Richard Guenther <rguenther@suse.de>
8511 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8513 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8515 * tree-ssa-math-opts.c: Remove extra divide.
8517 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8519 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8521 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8523 * passes.c: Add bswap pass.
8524 * tree-pass.h: Add pass_optimize_bswap declaration.
8525 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8526 Include rtl.h, expr.h and optabs.h for optab_handler check.
8527 (struct symbolic_number, pass_optimize_bswap): New definition.
8528 (do_shift_rotate, verify_symbolic_number_p): New functions.
8529 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8530 (gate_optimize_bswap): New function.
8531 * tree.c (widest_int_cst_value): New function.
8532 * tree.h (widest_int_cst_value): Prototype added.
8534 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8536 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8537 REG_EQUAL/REG_EQUIV notes.
8539 2009-06-14 Richard Guenther <rguenther@suse.de>
8542 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8543 has its address taken if NRV was applied and it is addressable.
8544 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8545 function split out from ...
8546 (get_constraint_for_1): ... here.
8547 (handle_rhs_call): Use it to mark the return slot escaped if
8548 it is addressable and NRV was applied.
8550 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8552 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8553 Change first argument type to location_t.
8554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8555 Do not set input_location.
8556 Use loc instead of input_location throughout.
8558 2009-06-13 Richard Guenther <rguenther@suse.de>
8560 PR tree-optimization/40421
8561 * tree-predcom.c (should_unroll_loop_p): Remove.
8562 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8564 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8566 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8567 Add location argument.
8569 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8571 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8573 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8574 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8575 * config/spu/spu-protos.h: Add location to
8576 spu_resolve_overloaded_builtin.
8577 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8578 spu_build_builtin_va_list.
8579 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8580 argument. Pass location to build_function_call_vec.
8581 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8583 (emit_fpu_switch): Same.
8584 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8585 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8586 to build_decl and create_artificial_label.
8587 (xtensa_gimplify_va_arg_expr): Same.
8588 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8589 (xstormy16_gimplify_va_arg_expr): Same.
8590 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8591 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8592 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8593 (mips16_build_function_stub): Same.
8594 (mips16_build_call_stub): Same.
8596 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8599 * arm/constraints.md (Pa, Pb): New constraints.
8600 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8601 split pattern to deal with them.
8603 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8605 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8606 fix index entry for -Xpreprocessor.
8608 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8610 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8611 Add location argument to build_decl call.
8612 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8613 (rs6000_init_builtins): Same.
8614 (spe_init_builtins): Same.
8615 (rs6000_gimplify_va_arg): Add location argument to
8616 create_artificial_label call.
8618 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8620 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8621 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8622 * Makefile.in: Fix GGC dependency for gcse.o.
8624 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8626 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8627 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8628 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8630 * c-parser.c (c_parser_binary_expression): Use current column while
8631 building binary operations.
8632 * common.opt (fshow-column): Enable by default.
8633 * tree-vrp.c (check_array_ref): Use warning_at.
8634 (check_array_bounds): Use location from call back if expr has no
8636 * tree.h: Add location argument to maybe_fold_*.
8637 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8638 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8639 (maybe_fold_offset_to_component_ref): Same.
8640 (maybe_fold_offset_to_reference): Same.
8641 (maybe_fold_offset_to_address): Same.
8642 (maybe_fold_stmt_indirect): Same.
8643 (maybe_fold_stmt_addition): Same.
8644 (fold_stmt_r): Pass location to maybe_fold_*.
8645 (fold_gimple_assign): Same.
8646 * c-tree.h: Add location argument to finish_decl,
8647 default_function_array_conversion, store_init_value.
8648 * c-decl.c (define_label): Use error_at.
8649 (c_make_fname_decl): Pass location to finish_decl.
8650 (finish_decl): New location argument.
8651 (build_compound_literal): Pass location to store_init_value.
8652 (grokdeclarator): Pass location to finish_decl.
8654 * c-typeck.c (array_to_pointer_conversion): New location argument.
8655 (function_to_pointer_conversion): Same.
8656 (default_function_array_conversion): Same.
8657 (parser_build_unary_op): Pass location to overflow_warning.
8658 (parser_build_binary_op): Same. Use warning_at.
8659 (build_unary_op): Pass location to array_to_pointer_conversion.
8660 (build_c_cast): Pass location to digest_init.
8661 (build_modify_expr): New location argument.
8662 (convert_for_assignment): Same.
8663 (store_init_value): Same.
8664 (digest_init): Same.
8665 (output_init_element): Pass location to digest_init and
8666 array_to_pointer_conversion.
8667 (c_finish_return): Pass location to convert_for_assignment.
8668 * gimplify.c (gimplify_conversion): Pass location to
8669 maybe_fold_offset_to_address.
8670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8671 to maybe_fold_stmt_addition.
8672 * c-omp.c (c_finish_omp_atomic): Pass new location to
8674 (c_finish_omp_for): Same.
8675 * c-common.c (overflow_warning): New argument.
8676 * c-common.h: New argument to build_modify_expr, overflow_warning.
8677 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8679 (c_parser_initializer): Pass location to
8680 default_function_array_conversion.
8681 (c_parser_initelt): Same.
8682 (c_parser_initval): Same.
8683 (c_parser_asm_operands): Same.
8684 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8685 (c_parser_conditional_expression): Same.
8686 (c_parser_binary_expression): Add location info to stack. Use it.
8687 (c_parser_unary_expression): Pass location to
8688 default_function_array_conversion, parser_build_unary_op,
8689 build_indirect_ref, c_parser_postfix_expression_after_primary.
8690 (c_parser_postfix_expression_after_primary): New location argument.
8692 (c_parser_expression_conv): Pass location to
8693 default_function_array_conversion.
8694 (c_parser_expr_list): Same.
8695 (c_parser_omp_atomic): Same.
8696 (c_parser_omp_for_loop): Same.
8697 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8698 (build_array_declarator): New argument.
8699 * c-decl.c (build_array_declarator): Add location argument.
8700 (grokdeclarator): Set id_loc for cdk_array.
8701 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8702 build_array_declarator.
8703 * tree.c (build_omp_clause): Add location argument.
8704 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8705 (OMP_CLAUSE_LOCATION): New macro.
8706 (struct tree_omp_clause): Add location field.
8707 (build_omp_clause): Add argument.
8708 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8709 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8711 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8712 (cp_parser_omp_clause_collapse): Same.
8713 (cp_parser_omp_clause_default): Same.
8714 (cp_parser_omp_clause_if): Same.
8715 (cp_parser_omp_clause_nowait): Same.
8716 (cp_parser_omp_clause_num_threads): Same.
8717 (cp_parser_omp_clause_ordered): Same.
8718 (cp_parser_omp_clause_schedule): Same.
8719 (cp_parser_omp_clause_untied): Same.
8720 (cp_parser_omp_for_loop): Same.
8721 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8722 * c-tree.h (c_start_case): Add location argument.
8723 (c_process_expr_stmt): Same.
8724 (c_finish_goto_*): Same.
8725 * tree-parloops.c (initialize_reductions): Pass location to
8727 (create_parallel_loop): Same.
8728 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8729 (gfc_trans_omp_reduction_list): Same.
8730 (gfc_trans_omp_clauses): Same.
8731 (gfc_trans_omp_do): Same.
8732 * c-typeck.c (c_finish_goto_label): Same.
8733 (c_finish_goto_ptr): New location argument.
8734 (c_start_case): Same.
8735 (emit_side_effect_warnings): Same.
8736 (c_process_expr_stmt): Same.
8737 (c_finish_stmt_expr): Same.
8738 (c_finish_omp_clauses): Use error_at instead of error.
8739 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8741 * c-omp.c (c_split_parallel_clauses): New location argument.
8742 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8743 to build_omp_clause.
8744 (convert_local_reference_stmt): Same.
8745 (convert_gimple_call): Same.
8746 * c-common.h (c_split_parallel_clauses): New argument.
8747 * c-parser.c (c_parser_statement_after_labels): Pass location to
8748 c_finish_goto_label.
8749 (c_parser_switch_statement): Pass location to c_start_case.
8750 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8751 and c_process_expr_stmt.
8752 (c_parser_omp_variable_list): Add location argument.
8753 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8754 (c_parser_omp_clause_default): Same.
8755 (c_parser_omp_clause_if): Same.
8756 (c_parser_omp_clause_num_threads): Same.
8757 (-c_parser_omp_clause_ordered): Same.
8758 (c_parser_omp_clause_reduction): Pass location to
8759 c_parser_omp_variable_list.
8760 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8761 (c_parser_omp_clause_untied): Same.
8762 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8763 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8765 * c-tree.h (check_for_loop_decls, undeclared_variable,
8766 build_component_ref, build_array_ref, build_external_ref,
8767 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8768 build_conditional_expr, build_compound_expr, c_cast_expr,
8769 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8770 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8772 * c-semantics.c (build_stmt): Same.
8773 (build_case_label): Same.
8774 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8775 (undeclared_variable): New argument.
8777 (lookup_label): Pass location on down.
8778 (define_label): Same.
8779 (finish_decl): Same.
8780 (build_compound_literal): Same.
8781 (finish_struct): Same.
8782 (finish_function): Do not set location here.
8783 (check_for_loop_decls): New argument.
8784 * tree.c (save_expr): Set location.
8785 (build_empty_stmt): New argument.
8786 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8787 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8788 * builtins.c (gimplify_va_arg_expr): Use locations.
8789 (expand_builtin_sync_operation): Same.
8790 * c-typeck.c (build_component_ref): New argument.
8791 (build_array_ref): Same.
8792 (build_external_ref): Same.
8793 (c_expr_sizeof_expr): Same.
8794 (c_expr_sizeof_type): Same.
8795 (parser_build_unary_op): Same.
8796 (build_conditional_expr): Same.
8797 (build_compound_expr): Pass location on down.
8798 (build_compound_expr): New argument.
8799 (build_c_cast): Same.
8800 (c_cast_expr): Same.
8801 (build_asm_expr): Same.
8802 (c_finish_return): Same.
8803 (c_process_expr_stmt): Pass location on down.
8804 (c_finish_stmt_expr): New argument.
8805 (push_clenaup): Same.
8806 (c_finish_omp_parallel): Same.
8807 (c_finish_omp_task): Same.
8808 * gimplify.c (gimplify_call_expr): Pass location on down.
8809 * c-omp.c (c_finish_omp_master): New argument.
8810 (c_finish_omp_critical): Same.
8811 (c_finish_omp_ordered): Same.
8812 (c_finish_omp_barrier): Same.
8813 (-c_finish_omp_taskwait): Same.
8814 (c_finish_omp_atomic): Same.
8815 (c_finish_omp_flush): Same.
8816 * tree-inline.c (copy_tree_body_r): Pass location on down.
8817 (inline_forbidden_p): Remove use of input_location.
8818 * c-gimplify.c (c_build_bind_expr): New argument.
8819 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
8820 (c_sizeof_or_alignof_type): New argument.
8821 (c_alignof_expr): Same.
8822 (build_va_arg): Same.
8823 (c_add_case_label): Same.
8824 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
8825 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
8826 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
8827 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
8828 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
8829 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
8831 * stub-objc.c (objc_build_selector_expr): Same.
8832 (objc_build_throw_stmt): Same.
8833 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
8834 (c_parser_initelt): Same.
8835 (c_parser_compound_statement): Same.
8836 (c_parser_compound_statement_nostart): Same.
8837 (c_parser_label): Same.
8838 (c_parser_statement_after_labels): Same.
8839 (c_parser_if_body): Same.
8840 (c_parser_else_body): Same.
8841 (c_parser_if_statement): Same.
8842 (c_parser_switch_statement): Same.
8843 (c_parser_while_statement): Same.
8844 (c_parser_do_statement): Same.
8845 (c_parser_for_statement): Same.
8846 (c_parser_asm_statement): Same.
8847 (c_parser_conditional_expression): Same.
8848 (c_parser_binary_expression): Same.
8849 (c_parser_cast_expression): Same.
8850 (c_parser_unary_expression): Same.
8851 (c_parser_sizeof_expression): Same.
8852 (c_parser_alignof_expression): Same.
8853 (c_parser_postfix_expression): Same.
8854 (c_parser_expression): Same.
8855 (c_parser_objc_receiver): Same.
8856 (c_parser_omp_variable_list): Same.
8857 (c_parser_omp_structured_block): Same.
8858 (c_parser_omp_atomic): New argument.
8859 (c_parser_omp_barrier): Same.
8860 (c_parser_omp_critical): Same.
8861 (c_parser_omp_flush): Pass location on down.
8862 (c_parser_omp_for_loop): New argument.
8863 (c_parser_omp_for): Same.
8864 (c_parser_omp_master): Same.
8865 (c_parser_omp_ordered): Same.
8866 (c_parser_omp_sections_scope): Same.
8867 (c_parser_omp_sections): Same.
8868 (c_parser_omp_parallel): Same.
8869 (c_parser_omp_single): Same.
8870 (c_parser_omp_task): Same.
8871 (c_parser_omp_taskwait): Pass location on down.
8872 (c_parser_omp_construct): Same.
8873 (c_parser_omp_threadprivate): Same.
8874 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
8875 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
8876 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
8877 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
8878 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
8879 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
8880 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
8881 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
8882 config/i386/i386.c, stmt.c:
8883 Add location argument to the following function definitions and/or
8884 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
8885 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
8886 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
8887 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
8888 do_case, c_finish_bc_stmt, build_compound_literal,
8889 build_function_call.
8890 * c-decl.c (build_compound_literal): Add location argument.
8891 Make all diagnostic calls use location.
8892 (start_struct): Same.
8893 (finish_struct): Same.
8895 (build_enumerator): Same.
8896 (start_function): Same.
8897 (grokdeclarator): Make all diagnostic calls use location.
8898 (store_parm_decls_oldstyle): Same.
8899 * c-typeck.c (build_function_call): Add location argument.
8900 Make all diagnostic calls use location.
8902 (c_finish_bc_stmt): Same.
8903 * tree-nested.c (get_trampoline_type): Add argument.
8904 Pass location to build_decl.
8905 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
8906 * rtl.h (RTL_LOCATION): New.
8907 * c-common.c (c_add_case_label): Add location argument.
8908 Make all diagnostic calls use location.
8909 * c-common.h: Add location argument to make_fname_decl, do_case,
8910 c_add_case_label, build_function_call, resolve_overloaded_builtin.
8911 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
8912 Set it appropriately for every case. Pass enum_loc to start_enum
8913 call. Pass value_loc first to build_enumerator. Pass enum_loc to
8915 (c_parser_struct_or_union_specifier): Save location. Use it for
8916 start_struct, finish_struct, and parser_xref_tag.
8918 2009-06-12 Ian Lance Taylor <iant@google.com>
8920 * fold-const.c (fold_unary): Rename local variable and to and_expr.
8922 * c-opts.c (c_common_handle_option): For -Wc++-compat set
8923 cpp_opts->warn_cxx_operator_names.
8925 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8928 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
8929 is returns NULL and OP is a VCE, look through the VCE.
8931 2009-06-12 Ian Lance Taylor <iant@google.com>
8934 * collect2.c (main): Use CONST_CAST2 in code inside #if
8935 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
8937 2009-06-12 Joey Ye <joey.ye@intel.com>
8940 * cfgexpand.c (get_decl_align_unit): Update
8941 max_used_stack_slot_alignment with align instead of
8942 stack_alignment_needed.
8944 * function.c (assign_stack_local_1): Update
8945 max_used_stack_slot_alignment with alignment_in_bits instead
8946 of stack_alignment_needed.
8947 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
8950 2009-06-12 Jakub Jelinek <jakub@redhat.com>
8952 * dwarf2out.c (last_var_location_insn): New variable.
8953 (dwarf2out_end_epilogue): Clear last_var_location_insn.
8954 (dwarf2out_var_location): Don't record anything after last real
8955 insn. Only change labels if there were any real instructions
8956 in between last note and this one, or if changed sections.
8958 2009-06-11 Richard Henderson <rth@redhat.com>
8960 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
8961 note when storing the frame pointer in a register.
8962 (FRP): Don't redefine to nothing for epilogue.
8963 (alpha_expand_epilogue): Mark register and sp restores.
8964 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
8966 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
8967 when gen_lowpart is needed.
8969 2009-06-11 Richard Henderson <rth@redhat.com>
8971 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
8973 * dwarf2out.c (need_data_align_sf_opcode): New.
8974 (div_data_align): Move earlier.
8975 (def_cfa_1, reg_save): Use it.
8977 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
8979 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
8980 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
8981 (ix86_handle_option): Handle OPT_mcrc32.
8982 (ix86_target_string): Add -mcrc32.
8983 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
8985 * config/i386/i386.h (TARGET_CRC32): New.
8987 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
8988 (sse4_2_crc32di): Likewise.
8990 * config/i386/i386.opt (mcrc32): New.
8992 * doc/invoke.texi: Document -mcrc32.
8994 2009-06-11 Richard Henderson <rth@redhat.com>
8996 * common.opt (gdwarf-): Accept a version number.
8997 * doc/invoke.texi (gdwarf-): Update docs.
8998 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
8999 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9000 version level, and record it.
9002 * dwarf2.h (DW_CIE_VERSION): Remove.
9003 * dwarf2out.c (DWARF_VERSION): Remove.
9004 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9005 (output_call_frame_info): Use CIE version 3 for dwarf3,
9006 or if the return register column is out of range for version 1.
9007 (dwarf_stack_op_name): Add all dwarf3 values.
9008 (DEBUG_PUBTYPES_SECTION): New.
9009 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9010 encoding change for dwarf3.
9011 (output_die) [dw_val_class_die_ref]: Likewise.
9012 (output_compilation_unit_header): Emit correct version for dwarf3.
9013 (output_line_info): Likewise.
9014 (output_pubnames): Update for DWARF_VERSION removal.
9015 (output_aranges): Likewise.
9016 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9017 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9018 (dwarf2out_finish): Likewise.
9020 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9022 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9025 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9028 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9029 * builtins.c (expand_builtin_unreachable): New function.
9030 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9031 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9032 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9034 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9035 searching for missing barriers.
9037 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9039 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9040 when -fprofile-generate* was passed.
9041 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9043 2009-06-11 Anthony Green <green@moxielogic.com>
9045 * config/moxie/moxie.md: Define length attribute for all instructions.
9047 (*b<cond:code>): Support limited branch ranges for new PC-relative
9048 branch instructions.
9049 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9051 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9053 * config/i386/i386.c (min_insn_size): Use get_attr_length
9054 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9057 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9058 instead of emit_insn_before.
9060 2009-06-10 Ian Lance Taylor <iant@google.com>
9063 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9066 2009-06-10 Revital Eres <eres@il.ibm.com>
9068 * passes.c (init_optimization_passes): Reschedule
9069 predictive-commoning pass before complete unroll pass.
9071 2009-06-10 Martin Jambor <mjambor@suse.cz>
9073 * cgraph.c (cgraph_node_can_be_local_p): New function.
9074 (cgraph_make_node_local): New function.
9075 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9076 (cgraph_make_node_local): Declare.
9078 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9080 * tree.h (tree_base): Add packed_flag and user_align fields.
9081 Decrease size of spare field.
9082 (TYPE_USER_ALIGN): Use user_align from tree_base.
9083 (DECL_USER_ALIGN): Likewise.
9084 (TYPE_PACKED): Use packed_flag from tree_base.
9085 (DECL_PACKED): Likewise.
9086 (tree_type): Delete packed_flag and user_align fields. Widen
9087 precision field. Widen mode field and shuffle fields to align
9088 mode on an 8-bit boundary.
9089 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9090 Renumber decl_flag_* fields. Fix comments. Widen
9091 decl_common_unused field.
9092 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9093 (DECL_EXTERNAL): Likewise.
9094 (DECL_BIT_FIELD): Likewise.
9095 (DECL_NONADDRESSABLE_P): Likewise.
9096 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9097 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9099 2009-06-10 Ian Lance Taylor <iant@google.com>
9101 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9102 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9103 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9104 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9105 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9106 DEF_VEC_ALLOC_FUNC_P.
9107 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9108 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9109 DEF_VEC_ALLOC_FUNC_O.
9110 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9111 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9112 DEF_VEC_ALLOC_FUNC_I.
9113 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9114 (vec_stack_p_reserve_exact_1): Declare.
9115 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9116 (vec_stack_free): Declare.
9117 (VEC_stack_alloc): Define.
9118 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9119 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9120 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9121 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9123 (stack_vecs): New static variable.
9124 (vec_stack_p_reserve_exact_1): New function.
9125 (vec_stack_o_reserve_1): New static function.
9126 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9127 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9128 (vec_stack_free): New function.
9129 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9130 (VEC_df_ref_stack_alloc): Define.
9131 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9132 DEF_VEC_ALLOC_P_STACK.
9133 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9134 (struct df_collection_rec): Change _vec fields to VEC. Remove
9136 (df_free_collection_rec): Adjust for new fields.
9137 (df_insn_rescan): Use new df_collection_rec fields.
9138 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9139 (df_ref_create_structure, df_ref_record): Likewise.
9140 (df_get_conditional_uses, df_get_call_refs): Likewise.
9141 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9142 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9143 (df_record_exit_block_uses, df_bb_verify): Likewise.
9144 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9145 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9146 Remove count parameter. Change return type to void. Change all
9148 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9149 Remove count parameter. Change return type to void. Change all
9151 (df_install_refs): Change old_vec parameter to VEC. Remove count
9152 parameter. Change all callers.
9153 (df_install_mws): Change old_vec parameter to VEC. Remove count
9154 parameter. Change all callers.
9155 (df_refs_verify): Change new_rec parameter to VEC. Change call
9157 (df_mws_verify): Likewise.
9159 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9161 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9163 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9165 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9167 2009-06-10 Anthony Green <green@moxielogic.com>
9169 * config/moxie/crti.asm: New file.
9170 * config/moxie/crtn.asm: New file.
9171 * config/moxie/moxie.c: New file.
9172 * config/moxie/moxie.h: New file.
9173 * config/moxie/sfp-machine.h: New file.
9174 * config/moxie/moxie-protos.h: New file.
9175 * config/moxie/t-moxie: Created.
9176 * config/moxie/t-moxie-softfp: Created.
9177 * config/moxie/moxie.md: Created.
9178 * config/moxie/constraints.md: Created.
9179 * config.gcc: Add moxie support.
9180 * doc/md.texi (Machine Constraints): Add moxie constraints.
9181 * doc/contrib.texi (Contributors): Mention moxie port.
9182 * doc/install.texi (Specific): Mention the moxie port.
9184 2009-06-09 Ian Lance Taylor <iant@google.com>
9186 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9188 * optabs.c (optab_table): Only use designated initializers if
9189 HAVE_DESIGNATED_INITIALIZERS is defined.
9190 (convert_optab_table): Likewise.
9191 (init_optabs): Always call init_insn_codes if
9192 HAVE_DESIGNATED_INITIALIZERS is not defined.
9194 2009-06-09 Ian Lance Taylor <iant@google.com>
9196 * targhooks.c (default_builtin_vectorized_function): Change fn
9197 parameter to unsigned int.
9198 (default_builtin_vectorized_conversion): Change code parameter to
9200 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9201 * targhooks.h: Update declarations.
9202 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9203 parameter to unsigned int.
9205 * c-typeck.c (comptypes_check_enum_int): New static function.
9206 (comptypes_internal): Add enum_and_int_p parameter. Change all
9208 (comp_target_types): Add location parameter. Change all callers.
9209 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9211 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9212 (build_conditional_expr): Add colon_loc parameter. Change all
9214 (convert_for_assignment): Add location parameter. Change all callers.
9215 * c-parser.c (c_parser_conditional_expression): Pass location of
9216 colon to build_conditional_expr.
9217 * c-tree.h (build_conditional_expr): Update declaration.
9219 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9221 * graphite.c: Revert previous patch.
9223 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9226 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9228 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9230 * tree-ssa-loop-prefetch.c
9231 (loop_prefetch_arrays): Fixed a portability problem in printf format
9234 2009-06-09 Martin Jambor <mjambor@suse.cz>
9236 PR tree-optimization/40351
9237 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9238 refrence to a potential artifical subaccess can be constructed.
9240 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9242 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9243 (sh_override_options): Likewise.
9244 * config/sh/sh.c: Include params.h.
9245 (sh_optimization_options): New.
9246 (sh_override_options): Likewise.
9247 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9248 (OVERRIDE_OPTIONS): Use sh_override_options.
9250 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9252 * dwarf2out.c (emit_cfa_remember): New variable.
9253 (add_fde_cfi): If emit_cfa_remember, recurse to add
9254 DW_CFA_remember_state first.
9255 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9256 instead just set emit_cfa_remember.
9258 2009-06-08 Jan Hubicka <jh@suse.cz>
9261 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9263 2009-06-08 Jan Hubicka <jh@suse.cz>
9266 * cgraphunit.c (save_inline_function_body): Do not copy transform
9267 hooks for saved inline bodies.
9268 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9271 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9273 * jump.c (returnjump_p): Handle delayed branches. Add missing
9276 2009-06-08 Jan Hubicka <jh@suse.cz>
9279 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9280 original node might've been modified.
9281 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9283 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9285 * tree-object-size.c (addr_object_size): Add OSI argument.
9286 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9287 (compute_builtin_object_size, expr_object_size): Adjust callers.
9288 (plus_stmt_object_size): Call addr_object_size instead of
9289 compute_builtin_object_size.
9291 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9292 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9294 * tree-ssa-loop-prefetch.c
9295 (gather_memory_references): Introduced a counter for the number of
9297 (anything_to_prefetch_p): Introduced a counter for the number of
9299 (is_loop_prefetching_profitable): New function with a cost model
9301 (loop_prefetch_arrays): Use the new cost model to determine if
9302 prefetching is profitable.
9303 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9304 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9305 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9306 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9307 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9308 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9310 2009-06-08 Michael Matz <matz@suse.de>
9313 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9314 partitions use the same.
9315 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9316 for basevars of SSA_NAMEs.
9317 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9318 to not expand them twice.
9319 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9322 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9324 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9325 (fdump-final-insns=, gtoggle): New.
9326 * doc/invoke.texi: Document them.
9327 * final.c (rest_of_clean_state): Dump final insn stream.
9328 * gcc.c (invoke_as): Hook in -fcompare-debug.
9329 (static_spec_functions): Add compare-debug-dump-opt,
9330 compare-debug-self-opt and compare-debug-auxbase-opt.
9331 (compare_debug, compare_debug_second, compare_debug_opt): New.
9332 (switches_debug_check, n_switches_debug_check): New.
9333 (debug_auxbase_opt, debug_check_temp_file): New.
9334 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9336 (do_self_spec): Handle arguments after switches.
9337 (do_spec_1): Add .gk extension to temp file basenames for compare.
9338 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9339 (cc1_options): Use it instead of normal auxbase computation for
9340 the second compare-debug compilation.
9341 (compare_files): New.
9342 (main): Set up and implement compare debug mode.
9343 (compare_debug_dump_opt_spec_function): New.
9344 (compare_debug_self_opt_spec_function): New.
9345 (compare_debug_auxbase_opt_spec_function): New.
9346 * toplev.c (process_options): Handle flag_gtoggle,
9347 flag_dump_final_insns.
9348 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9349 during -fcompare-debug-second compilation.
9351 2009-06-07 Ian Lance Taylor <iant@google.com>
9353 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9354 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9356 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9357 with no default node. Change warning with %H to warning_at.
9358 Don't clear warn_switch around case checking.
9359 * doc/invoke.texi (Warning Options): Clarify distinction between
9360 -Wswitch and -Wswitch-enum.
9362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9364 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9368 * gbl-ctors.h: Add header guard.
9370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9372 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9373 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9374 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9375 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9376 prototypes for removed functions.
9377 (expressions_equal_p): Move to ...
9378 * tree-ssa-sccvn.h: ... here and ...
9379 * matrix-reorg.c: ... adjust includes.
9381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9383 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9387 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9388 (finish_function): Remove erroneous whitespace.
9390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9392 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9393 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9395 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9397 * errors.c (internal_error): Commentary typo fix.
9398 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9399 * tree-ssa-pre.c: Ditto.
9401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9403 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9404 them is supposed to hold actual statements.
9406 2009-06-06 Ian Lance Taylor <iant@google.com>
9408 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9409 empty statements can now have attributes.
9411 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9413 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9414 * config/mips/mips.md: Ditto.
9416 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9418 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9420 (__eabi_uconvert): Likewise.
9422 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9424 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9425 CFI_* definitions with IN_GCC.
9427 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9429 * xcoffout.h (xcoffout_source_line): Update prototype.
9431 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9433 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9434 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9436 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9439 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9440 inlined_function_outer_scope_p blocks for artificial inlines
9442 * tree.c (tree_nonartificial_location): Rewrite using
9443 block_nonartificial_location.
9445 2009-06-05 Revital Eres <eres@il.ibm.com>
9446 Leehod Baruch <leehod@il.ibm.com>
9448 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9449 (expand_expr_real_1): Remove comment.
9450 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9451 Vectorize misaligned access when the target supports it.
9452 (vect_supportable_dr_alignment): Check for unaligned access support.
9453 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9456 2009-06-05 Julian Brown <julian@codesourcery.com>
9458 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9459 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9461 2009-06-05 Richard Guenther <rguenther@suse.de>
9464 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9467 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9469 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9470 (save_gprs): Don't tell unwinder when a global register is saved.
9471 (s390_emit_epilogue): Emit needed epilogue unwind info.
9473 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9475 * dwarf2out.c (deferred_asm_name): New.
9476 (add_name_and_src_coords_attributes): Defer creation of
9477 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9479 (move_linkage_attr): New.
9480 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9483 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9485 * tree-nested.c (finalize_nesting_tree_1): Declare the
9486 frame_decl in the binding tree.
9488 2009-06-04 Cary Coutant <ccoutant@google.com>
9490 * basic-block.h (struct basic_block_def): Add discriminator field.
9491 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9493 * debug.c (do_nothing_debug_hooks): Add additional entry.
9494 (debug_nothing_int_charstar_int): New function.
9495 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9496 (debug_nothing_int_charstar_int): New declaration.
9497 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9498 discriminator value in .loc directive.
9499 * final.c (last_discriminator): New variable.
9500 (discriminator): New variable.
9501 (final_start_function): Initialize above variables, pass current
9502 discriminator to debug hook.
9503 (notice_source_line): Check for discriminator change.
9504 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9505 * sdbout.c (sdbout_source_line): New parameter.
9506 * tree-cfg.c (struct locus_discrim_map): New structure type.
9507 (discriminator_per_locus): New hash table.
9508 (build_gimple_cfg): Allocate and free discriminator hash table.
9509 (make_edges): Call assign_discriminator.
9510 (locus_map_hash): New function.
9511 (locus_map_eq): New function.
9512 (next_discriminator_for_locus): New function.
9513 (same_line_p): New function.
9514 (assign_discriminator): New function.
9515 (make_cond_expr_edges): Call assign_discriminator.
9516 (make_gimple_switch_edges): Likewise.
9517 (first_non_label_stmt): New function.
9518 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9520 * xcoffout.c (xcoffout_source_line): Add new parameter.
9522 * configure.ac (gcc_cv_as_discriminator): New configury check for
9523 gas support for discriminator.
9524 * configure: Regenerate.
9525 * config.in: Regenerate.
9527 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9529 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9530 val after checking for integers.
9532 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9534 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9536 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9537 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9538 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9539 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9540 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9541 X64_SSE_REGPARM_MAX.
9542 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9543 X64_SSE_REGPARM_MAX.
9545 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9547 * gcc.c (report_times_to_file): New.
9548 (execute): Implement it.
9549 (process_command): Support -time=.
9550 * doc/invoke.texi: Document it.
9552 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9554 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9555 that have value exprs.
9557 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9559 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9560 declarations for constants until...
9561 (dw2_output_indirect_constant_1): ... this point.
9563 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9566 * arm.md (arm_addsi3): Don't try to split an add with an
9567 eliminable register until after reload has completed.
9569 2009-06-03 Ian Lance Taylor <iant@google.com>
9571 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9572 * genattrtab.c (write_length_unit_log): Likewise.
9573 * genchecksum.c (dosum): Likewise.
9574 * gengtype.c (write_rtx_next): Likewise.
9575 (finish_root_table, write_roots): Likewise.
9576 * gimple.c (gimple_ops_offset_): Likewise.
9577 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9578 * config/arc/arc.c (arc_attribute_table): Likewise.
9579 * config/arm/arm.c (arm_attribute_table): Likewise.
9580 * config/avr/avr.c (avr_attribute_table): Likewise.
9581 * config/crx/crx.c (crx_attribute_table): Likewise.
9582 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9583 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9584 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9585 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9586 * config/sh/sh.c (sh_attribute_table): Likewise.
9587 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9588 * config/spu/spu.c (spu_attribute_table): Likewise.
9589 * config/v850/v850.c (v850_attribute_table): Likewise.
9591 * config/alpha/alpha.c (vms_attribute_table): Make static.
9592 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9593 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9594 * config/mips/mips.c (mips_attribute_table): Likewise.
9596 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9598 (cc1-checksum.o): Likewise.
9600 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9602 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9604 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9606 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9607 insn if it is changing sp. Use gen_add3_insn instead of
9608 conditionally gen_addsi3 and gen_adddi3.
9609 (offset_below_red_zone_p): New static inline function.
9610 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9611 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9612 * config/rs6000/ppc-asm.h: Include auto-host.h.
9613 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9614 CFI_RESTORE): Define.
9615 * config/rs6000/crtresxgpr.asm: Add unwind info.
9616 * config/rs6000/crtresxfpr.asm: Likewise.
9617 * config/rs6000/crtresgpr.asm: Likewise.
9618 * config/rs6000/crtresfpr.asm: Likewise.
9619 * config/rs6000/crtsavgpr.asm: Likewise.
9620 * config/rs6000/crtsavfpr.asm: Likewise.
9622 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9623 argument of DWARF2_FRAME_REG_OUT macros.
9625 2009-06-03 Julian Brown <julian@codesourcery.com>
9627 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9628 words or less (including TImode) in core registers.
9630 2009-06-03 Richard Guenther <rguenther@suse.de>
9633 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9635 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9637 * statistics.c (statistics_counter_event): Do not record event
9638 in pass dump if its number == -1.
9639 (curr_statistics_hash): Add assert that we never get passes
9640 with static number == -1.
9642 2009-06-03 Richard Guenther <rguenther@suse.de>
9643 Andrey Belevantsev <abel@ispras.ru>
9645 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9646 non-BLKmode arrays addressable.
9648 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9650 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9651 * config/m68k/m68k.h: ... here.
9652 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9655 2009-06-03 Martin Jambor <mjambor@suse.cz>
9657 PR tree-optimization/40323
9658 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9661 2009-06-03 Richard Guenther <rguenther@suse.de>
9663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9666 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9668 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9669 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9670 JUMP_TABLE_DATA_P where applicable.
9671 * config/sh/sh.c: Ditto.
9672 * config/sh/sh.h: Ditto.
9673 * config/sh/sh.md: Ditto.
9674 * config/sh/symbian.c: Ditto.
9676 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9678 * config/i386/driver-i386.c (describe_cache): Optimize
9679 concatenation of strings. Use snprintf instead of sprintf.
9680 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9681 target when not compiling with GCC.
9683 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9685 * config/sh/sh.c: Revert last change.
9686 (sh_expand_epilogue): Emit a blockage insn before the frame
9687 pointer adjustment unconditionally.
9689 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9691 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9692 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9693 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9694 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9695 to COLLECT_GCC_OPTIONS.
9697 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9699 * collect2.c (target_system_root): New variable.
9700 (main): Handle --sysroot=.
9701 (ignore_library): Strip the sysroot from the library path.
9703 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9705 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9706 (collect2.o): Depend on collect2-aix.h.
9707 (collect2-aix.o): New rule.
9708 * collect2-aix.h: New file.
9709 * collect2-aix.c: Likewise.
9710 * collect2.c: Include collect2-aix.h. Don't undefine
9711 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9712 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9713 Use TARGET_AIX_VERSION instead of _AIX51.
9714 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9715 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9716 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9717 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9718 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9720 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9722 * collect2.c (ignore_library): Avoid premature post-increment
9725 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9727 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9728 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9729 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9730 CROSS_DIRECTORY_STRUCTURE too.
9731 (LINK_LIBG_SPEC): Likewise.
9732 (LIB_SPEC): Add %R to sysroot paths.
9733 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9734 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9735 * config/rs6000/aix51.h: As for aix43.h.
9736 * config/rs6000/aix52.h: Likewise.
9737 * config/rs6000/aix53.h: Likewise.
9738 * config/rs6000/aix61.h: Likewise.
9739 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9740 to the beginning of sysroot paths.
9742 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9744 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9745 INSN_LISTs that are out of the REG_NOTE range.
9747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9749 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9750 (struct var_to_expand): Likewise.
9751 (struct opt_info): Add head and tail for linked lists of the above.
9752 (analyze_insn_to_expand_var): Initialize next.
9753 (analyze_iv_to_split_insn): Likewise.
9754 (analyze_insns_in_loop): Create linked lists.
9755 (allocate_basic_variable): Simplify for use without hash table.
9756 (insert_var_expansion_initialization): Likewise, make it type-safer.
9757 (combine_var_copies_in_loop_exit): Likewise.
9758 (apply_opt_in_copies): Walk lists rather than hash tables.
9759 (release_var_copies): Simplified and inlined by hand into...
9760 (free_opt_info): ... this function.
9762 2009-06-02 Richard Guenther <rguenther@suse.de>
9764 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9767 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9769 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9770 only for builtins that are not overridden.
9772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9774 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9777 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9779 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9783 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9785 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9787 * common.opt (fdump-unnumbered-links): New.
9788 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9789 * print-rtl.c (flag_dump_unnumbered_links): New.
9790 (print_rtx): Test it.
9792 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9794 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9795 push/pop multiple to 8-byte alignment.
9797 2009-06-01 Jakub Jelinek <jakub@redhat.com>
9799 * config/i386/i386.c (queued_cfa_restores): New static variable.
9800 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
9802 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
9803 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
9804 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
9805 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
9806 note unconditionally.
9807 (ix86_emit_restore_regs_using_mov): Likewise.
9808 (ix86_emit_restore_sse_regs_using_mov): Likewise.
9809 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
9810 it through to ix86_emit_restore_reg_using_pop.
9811 (ix86_emit_leave): Add RED_OFFSET argument. Call
9812 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
9813 instead of adding REG_CFA_OFFSET note unconditionally.
9814 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
9815 the above functions. Call ix86_add_queued_cfa_restore_notes when
9818 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
9819 force output of the label even for dwarf2out_do_cfi_asm.
9820 (add_fde_cfi): If -g2 and above and cfi might change CFA,
9821 force creation of CFI label and chain DW_CFA_set_loc jumping to it
9822 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
9824 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9825 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
9826 dwarf2out_cfi_label callers.
9827 * tree.h (dwarf2out_cfi_label): Adjust prototype.
9828 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
9829 Adjust dwarf2out_cfi_label callers.
9830 * config/vax/vax.c (vax_output_function_prologue): Likewise.
9832 * config/i386/i386.h (struct machine_cfa_state,
9833 struct machine_function): Guard with ifndef USED_FOR_TARGET
9834 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
9837 * emutls.c (__emutls_get_address): Change arr->size to mean number
9838 of allocated arr->data entries instead of # of slots + 1.
9841 * recog.c (peep2_reinit_state): New function.
9842 (peephole2_init_state): Use it at the end of a basic block and also
9843 when seeing a RTX_FRAME_RELATED_P insn.
9845 2009-06-01 Steve Ellcey <sje@cup.hp.com>
9847 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
9848 fixuns_truncrfdi2): New.
9849 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
9850 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
9851 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
9852 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
9853 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
9854 *recip_approx): Remove.
9855 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
9856 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
9857 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
9859 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
9862 2009-06-01 Ian Lance Taylor <iant@google.com>
9864 * attribs.c (register_attribute): Use CONST_CAST.
9865 * collect2.c (main): Use CONST_CAST2.
9866 (scan_prog_file): Likewise.
9867 * gcc.c (process_command, main): Likewise.
9868 * toplev.c (toplev_main): Likewise.
9870 * c-typeck.c (handle_warn_cast_qual): New static function,
9871 partially broken out of build_c_cast.
9872 (build_c_cast): Call handle_warn_cast_qual.
9873 * doc/invoke.texi (Warning Options): Document new effect of
9876 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
9878 * diagnostic.c (diagnostic_build_prefix): Always print columns.
9879 (diagnostic_report_current_module): Print columns.
9880 * common.opt (flag_show_column): Enable by default.
9882 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
9884 * alias.c (find_base_term): Check for NULL term before returning.
9886 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9888 Revert due to PR40320:
9889 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9890 * calls.c (emit_library_call_value_1): Don't force_operand for move
9893 2009-06-01 Olivier Hainque <hainque@adacore.com>
9894 Eric Botcazou <ebotcazou@adacore.com>
9896 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
9897 to be processed as a bitfield for constructor output purposes.
9898 * output.h (initializer_constant_valid_for_bitfield_p): Declare
9900 * varasm.c (oc_local_state): New type, output_constructor
9901 local state to support communication with helpers.
9902 (oc_outer_state): New type, output_constructor outer state of
9903 relevance in recursive calls.
9904 (output_constructor_array_range): New output_constructor helper,
9905 extracted code for an array range element.
9906 (output_constructor_regular_field): New output_constructor helper,
9907 extracted code for an element that is not a bitfield.
9908 (output_constructor_bitfield): New output_constructor helper,
9909 extracted code for a bitfield element. Accept an OUTER state
9910 argument for recursive processing. Recurse on record or array
9911 CONSTRUCTOR values, possibly past noop conversions.
9912 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
9913 VALUE is a valid constant-valued expression for use in a static
9914 bit-field initializer.
9915 (output_constructor): Rework to use helpers. Accept and honor an
9916 OUTER state argument for recursive calls. Return total size. Be
9917 prepared for nested constructors initializing bitfields.
9918 (output_constant): Feed OUTER in calls to output_constructor.
9920 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9922 * calls.c (emit_library_call_value_1): Don't force_operand for move
9925 2009-06-01 Nick Clifton <nickc@redhat.com>
9927 * doc/invoke.texi (IA-64 Options): Fix typo.
9929 2009-06-01 Ira Rosen <irar@il.ibm.com>
9931 PR tree-optimization/39129
9932 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
9934 (vect_do_peeling_for_loop_bound): Use
9935 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9936 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9937 (vect_loop_versioning): Likewise.
9938 (vect_create_cond_for_alias_checks): Fix indentation.
9939 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
9941 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
9942 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
9943 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
9944 "control flow in loop".
9945 (vect_estimate_min_profitable_iters): Use
9946 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9947 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9948 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9949 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
9950 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
9951 statement belongs to a group of strided accesses with the exact code
9953 (vectorizable_load): Likewise.
9954 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
9955 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9957 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
9959 * config/freebsd-stdint.h: New file.
9960 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
9961 Add freebsd-stdint.h to tm_file.
9963 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
9965 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
9966 (thumb2_extendhidi2): Likewise.
9968 2009-05-31 Ian Lance Taylor <iant@google.com>
9970 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
9972 2009-05-31 Ian Lance Taylor <iant@google.com>
9974 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
9975 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
9976 (ipa-reference.o): Depend upon gt-ipa-reference.h.
9978 2009-05-31 Jason Merrill <jason@redhat.com>
9980 * tree-pretty-print.c (print_call_name): Take the callee, not the
9981 call itself. Make non-static. Use dump_function_name for functions.
9982 (dump_generic_node): Adjust.
9983 * diagnostic.h: Declare print_call_name.
9984 * gimple-pretty-print.c (dump_gimple_call): Use it.
9986 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9988 * config/sh/sh.md (ashldi3_std): New define_expand.
9991 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9994 * config/sh/sh.c: Include debug.h.
9995 (sh_expand_epilogue): Emit a blockage insn before the frame
9996 pointer adjustment also when dwarf2out_do_frame returns true.
9998 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10000 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10001 (thumb2_extendqidi2): New pattern.
10003 2009-05-31 Ira Rosen <irar@il.ibm.com>
10005 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10006 mark phis for renaming.
10007 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10008 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10009 Call mark_sym_for_renaming.
10010 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10011 * tree-vect-loop.c (vect_transform_loop): Remove
10012 vect_memsyms_to_rename initialization and a call to
10013 mark_set_for_renaming.
10015 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10017 PR middle-end/40304
10018 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10019 frame related even if !set_cfa && style < 0.
10021 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10023 * config/i386/mingw-tls.c: New file.
10024 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10025 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10026 defining _WIN32 but not __CYGWIN__.
10028 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10030 * configure.ac: Add MPC support.
10032 * config.in, configure: Regenerate.
10034 2009-05-29 Richard Henderson <rth@redhat.com>
10036 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10037 NOTE_INSN_BASIC_BLOCK.
10038 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10039 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10040 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10042 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10044 (add_cfi): Disable check redefining cfa away from drap.
10045 (lookup_cfa_1): Add remember argument; handle remember/restore.
10046 (lookup_cfa): Pass remember argument.
10047 (cfa_remember): New.
10048 (compute_barrier_args_size_1): Remove sibcall check.
10049 (dwarf2out_frame_debug_def_cfa): New.
10050 (dwarf2out_frame_debug_adjust_cfa): New.
10051 (dwarf2out_frame_debug_cfa_offset): New.
10052 (dwarf2out_frame_debug_cfa_register): New.
10053 (dwarf2out_frame_debug_cfa_restore): New.
10054 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10055 (dwarf2out_begin_epilogue): New.
10056 (dwarf2out_frame_debug_restore_state): New.
10057 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10058 DW_CFA_restore_state.
10059 (output_cfi_directive): Likewise.
10060 (convert_cfa_to_fb_loc_list): Likewise.
10061 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10062 * dwarf2out.h: Update.
10063 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10064 (copy_insn_1): Early out for null.
10065 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10066 and dwarf2out_frame_debug_restore_state.
10067 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10068 (prologue_insn_hash, epilogue_insn_hash): New.
10069 (free_after_compilation): Adjust freeing accordingly.
10070 (record_insns): Create hash table if needed; push insns into
10071 hash instead of array.
10072 (maybe_copy_epilogue_insn): New.
10073 (contains): Search hash table instead of array.
10074 (sibcall_epilogue_contains): Remove.
10075 (thread_prologue_and_epilogue_insns): Split eh_return insns
10076 and mark them as epilogues.
10077 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10078 scanning in terms of basic blocks.
10079 * insn-notes.def (CFA_RESTORE_STATE): New.
10080 * jump.c (returnjump_p_1): Accept EH_RETURN.
10081 (eh_returnjump_p_1, eh_returnjump_p): New.
10082 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10083 CFA_REGISTER, CFA_RESTORE): New.
10084 * rtl.def (EH_RETURN): New.
10085 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10087 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10088 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10090 * config/i386/i386.c (gen_push): Update cfa state.
10091 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10092 add a CFA_ADJUST_CFA note.
10093 (ix86_dwarf_handle_frame_unspec): Remove.
10094 (ix86_expand_prologue): Update cfa state.
10095 (ix86_emit_restore_reg_using_pop): New.
10096 (ix86_emit_restore_regs_using_pop): New.
10097 (ix86_emit_leave): New.
10098 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10099 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10100 * config/i386/i386.h (struct machine_cfa_state): New.
10101 (ix86_cfa_state): New.
10102 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10103 (eh_return_internal): Merge from eh_return_<mode>,
10104 use eh_return rtx, split w/ epilogue.
10106 2009-05-29 Ian Lance Taylor <iant@google.com>
10108 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10110 * calls.c (emit_library_call_value_1): Likewise.
10112 * c-typeck.c (c_build_va_arg): New function.
10113 * c-tree.h (c_build_va_arg): Declare.
10114 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10115 instead of build_va_arg.
10117 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10119 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10120 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10121 (ptr_difference_cost): Use affine combinations to compute it.
10122 (difference_cost): Likewise.
10123 (get_computation_cost_at): Compute more accurate cost for addresses
10124 if the ratio is a multiplier allowed in addresses.
10125 For non-addresses, consider that an additional offset or symbol is
10128 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10130 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10131 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10133 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10134 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10135 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10137 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10138 to 1 for TYPE_SSE{IADD1,CVT1}.
10139 (prefix_vex_imm8): Removed.
10140 (length_vex): Only pass 1 as second argument to
10141 ix86_attr_length_vex_default if prefix_extra is 0.
10142 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10143 (length): For prefix vex computation use length_immediate
10144 attribute instead of prefix_vex_imm8.
10145 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10146 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10147 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10148 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10149 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10150 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10151 a space in between the operands.
10152 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10153 if one operand is 0xff and the other one si, di, bp or sp.
10154 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10155 other one si, di, bp or sp.
10156 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10157 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10158 type and mode attributes.
10159 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10160 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10161 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10162 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10163 prefix_data16 attribute iff MODE_DF.
10164 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10165 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10166 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10167 constm128_operand in length_immediate computation.
10168 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10169 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10170 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10171 length_immediate attribute to 1.
10172 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10173 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10174 for certain alternatives.
10175 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10176 prefix_data16 attribute if MODE_V1DF.
10177 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10178 length_immediate to 1.
10179 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10180 length_address to 4, set mode attribute to MODE_DI.
10181 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10182 (fxam<mode>2_i387): Set length attribute to 4.
10183 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10184 *prefetch_3dnow_rex): Override length_address attribute.
10185 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10187 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10188 (constm128_operand): Removed.
10189 * config/i386/i386.c (memory_address_length): For
10190 disp && !index && !base in 64-bit mode account for SIB byte if
10191 print_operand_address can't optimize disp32 into disp32(%rip)
10192 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10193 for fs: or gs: segment.
10194 (ix86_attr_length_immediate_default): When checking if shortform
10195 is possible, truncate immediate to the length of the non-shortened
10197 (ix86_attr_length_address_default): Ignore MEM_P operands
10199 (ix86_attr_length_vex_default): Only check for DImode on
10200 GENERAL_REG_P operands.
10201 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10202 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10203 (sse_cvttps2pi): Clear prefix_rep attribute.
10204 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10206 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10207 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10208 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10209 iff operand 2 is const_int_operand.
10210 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10211 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10212 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10214 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10216 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10217 prefix_data16 attribute for movlpd and movhpd instructions.
10218 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10219 length_immediate for shufpd instruction.
10220 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10221 (avx_cmpp<avxmodesuffixf2c><mode>3,
10222 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10223 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10224 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10225 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10226 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10227 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10228 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10229 prefix_data16 attribute for the first alternative to 1.
10230 (*avx_loadlps): Override length_immediate for the first alternative.
10231 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10232 attributes for second alternative.
10233 (*vec_concatv2sf_sse4_1): Override length_immediate and
10234 prefix_data16 attributes for second alternative.
10235 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10236 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10237 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10238 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10239 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10240 prefix_data16 and length_immediate to 1.
10241 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10243 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10244 prefix_extra attribute for variants that don't have 0f prefix alone.
10245 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10246 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10247 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10248 *sse4_1_pextrd): Set length_immediate to 1.
10249 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10250 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10252 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10253 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10254 length_immediate to 1 for second alternative.
10255 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10256 prefix_extra and length_immediate attributes for the first
10258 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10260 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10261 to 1 for the first and third alternative.
10262 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10264 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10266 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10268 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10269 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10270 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10271 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10272 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10273 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10274 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10275 ssse3_psign<mode>3): Override prefix_rex attribute.
10276 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10277 (ssse3_palignrti): Override length_immediate to 1.
10278 (ssse3_palignrdi): Override length_immediate to 1, override
10279 prefix_rex attribute.
10280 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10281 (sse4a_extrqi): Override length_immediate to 2.
10282 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10283 (sse4a_insertq): Override prefix_data16 to 0.
10284 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10285 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10286 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10287 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10288 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10289 and length_immediate to 1.
10290 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10291 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10292 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10293 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10294 and length_immediate to 1.
10295 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10296 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10297 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10298 avx_ptest256): Override prefix_extra to 1.
10299 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10300 Override prefix_data16 and length_immediate to 1.
10301 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10302 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10303 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10304 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10305 prefix_data16 to 0 and prefix_extra to 2.
10306 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10307 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10309 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10310 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10311 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10312 and prefix_extra to 2.
10313 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10314 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10315 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10316 avx_vpermilvar<mode>3,
10317 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10318 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10319 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10320 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10321 Override prefix_extra to 1.
10322 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10323 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10324 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10325 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10326 prefix_extra and length_immediate to 1.
10327 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10329 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10330 to 1 for the first alternative.
10331 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10332 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10334 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10335 *movv2sf_internal_avx, *movv2sf_internal): Override
10336 prefix_rep attribute for certain alternatives.
10337 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10338 attributes for certain alternatives.
10339 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10340 attributes for certain alternatives.
10341 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10342 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10343 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10344 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10345 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10346 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10347 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10348 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10349 length_immediate to 1 if operand 2 is const_int_operand.
10350 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10351 *vec_extractv2si_1): Set length_immediate attribute to 1.
10352 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10353 using old 3DNOW insn rather than SSE/3DNOW_A.
10354 (mmx_emms, mmx_femms): Clear modrm attribute.
10356 2009-05-29 Martin Jambor <mjambor@suse.cz>
10358 * tree-sra.c: New implementation of SRA.
10360 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10361 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10362 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10363 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10364 (SRA_MAX_STRUCTURE_COUNT): Removed.
10365 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10366 * doc/invoke.texi (sra-max-structure-size): Removed.
10367 (sra-field-structure-ratio): Removed.
10369 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10371 PR middle-end/40291
10372 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10375 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10377 PR rtl-optimization/40101
10378 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10379 seqno. Adjust comment.
10380 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10381 inserting bookkeeping before a jump, the jump is not scheduled.
10382 When no positive seqno found, provide a value. Add comment.
10384 2009-05-29 Richard Guenther <rguenther@suse.de>
10386 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10387 short-cutting on the first component.
10389 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10391 PR middle-end/39958
10392 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10393 for trees other than decls/types.
10395 2009-05-29 Richard Guenther <rguenther@suse.de>
10397 * tree-ssa-operands.c (get_expr_operands): Do not handle
10398 INDIRECT_REFs in the handled-component case. Remove
10399 unused get_ref_base_and_extent case.
10400 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10401 tree_low_cst and host_integerp where possible.
10402 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10403 codes for equivalence.
10404 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10406 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10408 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10409 to tmake_file for i[34567]86-*-cygwin*.
10411 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10414 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10415 (altivec_categorize_keyword, init_vector_keywords,
10416 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10419 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10421 * tree.c (handle_dll_attribute): Check if node is
10422 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10424 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10426 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10428 (thumb2_zero_extendqidi2): Likewise.
10430 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10432 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10433 instead of gen_movrt.
10434 * config/sh/sh.md (movrt): Remove.
10436 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10438 * doc/invoke.texi (IA-64 Options):
10439 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10440 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10441 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10442 -msched-prefer-non-control-spec-insns,
10443 -msched-stop-bits-after-every-cycle,
10444 -msched-count-spec-in-critical-path,
10445 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10446 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10447 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10448 and -msched-spec-verbose.
10450 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10452 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10453 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10455 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10457 2009-05-28 Richard Guenther <rguenther@suse.de>
10459 * tree-ssa-alias.c (ao_ref_init): New function.
10460 (ao_ref_base): Likewise.
10461 (ao_ref_base_alias_set): Likewise.
10462 (ao_ref_alias_set): Likewise.
10463 (refs_may_alias_p_1): Change signature.
10464 (refs_may_alias_p): Adjust.
10465 (refs_anti_dependent_p): Likewise.
10466 (refs_output_dependent_p): Likewise.
10467 (call_may_clobber_ref_p_1): Change signature.
10468 (call_may_clobber_ref_p): Adjust.
10469 (stmt_may_clobber_ref_p_1): New function split out from ...
10470 (stmt_may_clobber_ref_p): ... here.
10471 (maybe_skip_until): Adjust signature.
10472 (get_continuation_for_phi): Likewise.
10473 (walk_non_aliased_vuses): Likewise.
10474 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10475 (ao_ref_init): Declare.
10476 (ao_ref_base): Likewise.
10477 (ao_ref_alias_set): Likewise.
10478 (stmt_may_clobber_ref_p_1): Likewise.
10479 (walk_non_aliased_vuses): Adjust.
10480 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10481 (get_ref_from_reference_ops): remove.
10482 (vn_reference_lookup_2): Adjust signature.
10483 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10484 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10485 (vn_reference_lookup): Adjust.
10486 (vn_reference_insert): Likewise.
10487 (vn_reference_insert_pieces): Adjust signature.
10488 (visit_reference_op_call): Adjust.
10489 * tree-ssa-pre.c (get_expr_type): Simplify.
10490 (phi_translate_1): Adjust.
10491 (compute_avail): Likewise.
10492 (translate_vuse_through_block): Do not re-build trees.
10493 (value_dies_in_block_x): Likewise.
10494 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10496 (vn_reference_lookup_pieces): Adjust declaration.
10497 (vn_reference_insert_pieces): Likewise.
10499 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10501 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10502 with checking disabled.
10504 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10508 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10509 macro definition for support of three-operand format aligned
10510 .comm directive in assembler on cygwin/pe/mingw target OS.
10511 * configure: Regenerate.
10512 * config.h: Regenerate.
10514 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10515 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10516 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10518 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10519 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10521 2009-05-28 Ira Rosen <irar@il.ibm.com>
10523 PR tree-optimization/40254
10524 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10525 in analysis of basic blocks.
10527 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10529 PR middle-end/33699
10530 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10531 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10532 (TARGET_INITIALIZER): Use it.
10533 * cse.c (CHEAPER): Move it up to the other macros.
10534 (insert): Rename this ...
10535 (insert_with_costs): ... to this. Add cost parameters. Update
10537 (insert): New function. Call insert_with_costs.
10538 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10539 find_reg_offset_for_const, try_const_anchors): New functions.
10540 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10541 when using a const-anchor. Call insert_const_anchors.
10542 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10543 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10545 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10547 * tree-inline.c (remap_decls): Enable nonlocalized variables
10548 when not optimizing.
10550 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10552 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10553 Simplify other tests involving optimize.
10555 2009-05-27 Tom Tromey <tromey@redhat.com>
10557 * unwind-dw2.c (_Unwind_DebugHook): New function.
10558 (uw_install_context): Call _Unwind_DebugHook.
10560 2009-05-27 Tom Tromey <tromey@redhat.com>
10562 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10564 2009-05-27 Ian Lance Taylor <iant@google.com>
10566 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10567 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10568 (ALL_LINKERFLAGS): Define.
10569 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10570 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10571 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10572 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10573 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10574 $(LINKER_FOR_BUILD).
10575 (build/gcov-iov$(build_exeext)): Likewise.
10577 2009-05-27 Julian Brown <julian@codesourcery.com>
10579 * gcse.c (target.h): Include.
10580 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10581 copy of argument to a pseudo register.
10583 2009-05-27 Diego Novillo <dnovillo@google.com>
10585 * tree-ssa-live.c (dump_scope_block): Document arguments.
10586 (dump_scope_blocks): Document.
10587 (debug_scope_blocks): New.
10588 * tree-flow.h (debug_scope_blocks): Declare.
10590 2009-05-21 Denis Chertykov <denisc@overta.ru>
10592 * doc/contrib.texi (Contributors): Add myself to the list.
10594 2009-05-27 Olivier Hainque <hainque@adacore.com>
10596 * expr.c (target_align): New function. Alignment the TARGET of an
10597 assignment may be assume to have.
10598 (highest_pow2_factor_for_target): Use it instead of relying on
10599 immediate tree attributes of TARGET, not necessarily honored when
10600 intermediate bitfields are involved.
10602 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10605 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10606 AVX, SSE4, AES, PCLMUL and POPCNT.
10608 2009-05-27 Diego Novillo <dnovillo@google.com>
10610 * tree-pretty-print.c (dump_location): New.
10611 (dump_generic_node): Call it.
10612 Factor code to handle BLOCK nodes ...
10613 (dump_block_node): ... here.
10615 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10617 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10619 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10621 * gcc-plugin.h: Include config.h and system.h.
10622 (IN_GCC): Define if not defined.
10624 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10626 PR middle-end/40249
10627 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10630 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10632 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10634 * config/m32r/m32r.h: Ditto.
10635 * config/m32r/m32r.md: Ditto.
10636 * config/m32r/predicates.md: Ditto.
10638 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10640 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10642 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10645 (Loading plugins): typo.
10646 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10647 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10648 (Interacting with the GCC Garbage Collector): Added new section.
10649 (Giving information about a plugin): Added new section for
10651 * ggc.h (ggc_register_root_tab): Added declaration.
10652 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10653 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10654 (register_callback): Improved comment in declaration.
10655 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10656 (extra_root_vec) Added static variable for dynamic roots registration.
10657 (ggc_register_root_tab) Added new routine.
10658 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10659 PLUGIN_GGC_MARKING event.
10660 * ggc-zone.c: Include plugin.h.
10661 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10662 * ggc-page.c: Include plugin.h.
10663 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10664 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10665 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10666 (register_callback): check lack of callbacks for
10667 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10668 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10669 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10670 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10671 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10672 dependency on plugin.h.
10673 (plugin.o): Added dependency on ggc.h...
10675 2009-05-26 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/40248
10679 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10680 with mismatched comparison modes.
10682 * expr.c (expand_expr_real_1): Expand the operand of a
10683 VIEW_CONVERT_EXPR in its natural mode.
10685 2009-05-26 Ian Lance Taylor <iant@google.com>
10687 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10688 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10689 (ALL_COMPILERFLAGS): Define.
10690 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10691 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10692 (collect2$(exeext), collect2.o): Likewise.
10693 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10694 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10695 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10696 (libbackend.o, intl.o, cppdefault.o): Likewise.
10697 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10698 (build/%.o): Use $(COMPILER_FOR_BUILD).
10699 (build/gen%$(build_exeext)): Likewise.
10700 (build/gcov-iov$(build_exeext)): LIkewise.
10701 * config/t-darwin (darwin.o): Use $(COMPILER).
10702 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10703 * config/t-sol2 (sol2-c.o): Likewise.
10704 (sol2.o): Likewise.
10705 * config/t-vxworks (vxworks.o): Likewise.
10706 * config/x-darwin (host-darwin.o): Likewise.
10707 * config/x-hpux (host-hpux.o): Likewise.
10708 * config/x-linux (host-linux.o): Likewise.
10709 * config/x-solaris (host-solaris.o): Likewise.
10710 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10711 * config/arm/t-arm (arm-c.o): Likewise.
10712 * config/arm/t-pe (pe.o): Likewise.
10713 * config/arm/t-wince-pe (pe.o): Likewise.
10714 * config/i386/t-cygming (winnt.o): Likewise.
10715 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10716 * config/i386/t-cygwin (cygwin1.o): Likewise.
10717 (cygwin2.o): Likewise.
10718 * config/i386/t-i386 (i386-c.o): Likewise.
10719 * config/i386/t-interix (winnt.o): Likewise.
10720 * config/i386/t-netware (netware.o): Likewise.
10721 * config/i386/t-nwld (nwld.o): Likewise.
10722 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10723 * config/i386/x-i386 (driver-i386.o): Likewise.
10724 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10725 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10726 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10727 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10728 * config/mips/x-native (driver-native.o): Likewise.
10729 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10730 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10731 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10732 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10733 * config/score/t-score-elf (score7.o): Likewise.
10734 (score3.o): Likewise.
10735 * config/sh/t-sh (sh-c.o): Likewise.
10736 * config/sh/t-symbian (sh-c.o): Likewise.
10737 (symbian.o): Likewise.
10738 * config/spu/t-spu-elf (spu-c.o): Likewise.
10739 * config/v850/t-v850 (v850-c.o): Likewise.
10740 * config/v850/t-v850e (v850-c.o): Likewise.
10742 2009-05-26 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/40122
10745 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10746 VECTOR_CSTs if possible.
10747 (fold_gimple_assign): Likewise.
10749 2009-05-26 Richard Guenther <rguenther@suse.de>
10751 PR middle-end/40252
10752 * fold-const.c (fold_binary): Use the correct types for building
10755 2009-05-26 Richard Guenther <rguenther@suse.de>
10757 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10758 redundant calls to merge_alias_info.
10759 (bump_vector_ptr): Likewise.
10760 * tree-ssa-copy.c (merge_alias_info): Remove.
10761 (replace_exp_1): Remove call to merge_alias_info.
10762 (propagate_tree_value): Likewise.
10763 (fini_copy_prop): Propagate points-to info.
10764 * tree-flow.h (merge_alias_info): Remove.
10766 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10768 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10770 2009-05-25 Jan Hubicka <jh@suse.cz>
10772 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10773 * cgraph.h (struct inline_summary): New filed self_wize,
10774 size_inlining_benefit, self_time and time_inlining_benefit.
10775 (struct cgraph_global_info): Replace insns by time ans size fields.
10776 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10777 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10778 (ipcp_update_callgraph): Do not touch function bodies.
10779 * ipa-inline.c: Include except.h
10780 (MAX_TIME): New constant.
10781 (overall_insns): Remove.
10782 (leaf_node_p): New.
10783 (overall_size, max_benefit): New static variables.
10784 (cgraph_estimate_time_after_inlining): New function.
10785 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10786 (cgraph_clone_inlined_nodes): Update size.
10787 (cgraph_mark_inline_edge): Update size.
10788 (cgraph_estimate_growth): Use size info.
10789 (cgraph_check_inline_limits): Check size.
10790 (cgraph_default_inline_p): Likewise.
10791 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10792 (cgraph_decide_recursive_inlining): Check size.
10793 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10795 (cgraph_decide_inlining): Likewise.
10796 (cgraph_decide_inlining_incrementally): Likewise; honor
10797 PARAM_EARLY_INLINING_INSNS.
10798 (likely_eliminated_by_inlining_p): New predicate.
10799 (estimate_function_body_sizes): New function.
10800 (compute_inline_parameters): Use it.
10801 * except.c (must_not_throw_labels): New function.
10802 * except.h (must_not_throw_labels): Declare.
10803 * tree-inline.c (init_inline_once): Kill inlining_weigths
10804 * tree-ssa-structalias.c: Avoid uninitialized warning.
10805 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10806 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10807 (PARAM_INLINE_CALL_COST): Remove.
10808 (PARAM_EARLY_INLINING_INSNS): New.
10810 2009-05-25 Richard Guenther <rguenther@suse.de>
10812 PR tree-optimization/36327
10813 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
10814 callback for reference translation or lookup at the point of may-defs.
10815 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
10816 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
10817 for union COMPONENT_REFs.
10818 (vn_reference_lookup_3): New callback. Lookup from memset
10819 and CONSTRUCTOR assignment, translate through struct copies.
10820 (vn_reference_lookup_pieces): Make sure to not free the
10821 passed operands array. Adjust walk_non_aliased_vuses call.
10822 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
10823 make sure we do not leak memory.
10825 2009-05-25 Richard Guenther <rguenther@suse.de>
10827 * tree-ssa-alias.h (dump_points_to_solution): Declare.
10828 * tree-inline.c (expand_call_inline): Reset the escaped and
10829 callused solutions.
10830 * tree-ssa-structalias.c (pass_build_ealias): New.
10831 * tree-pass.h (pass_build_ealias): Declare.
10832 * passes.c (init_optimization_passes): Add PTA during
10833 early optimizations.
10834 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
10835 and CALLUSED solutions.
10836 (dump_points_to_solution): New function, split out from ...
10837 (dump_points_to_info_for): ... here.
10838 * tree-parloops.c (parallelize_loops): Reset the escaped and
10839 callused solutions.
10841 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10844 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
10845 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
10847 2009-05-25 Ira Rosen <irar@il.ibm.com>
10849 PR tree-optimization/40238
10850 * tree-vect-stmts.c (vect_init_vector): Insert initialization
10851 statements after basic block's labels.
10852 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
10853 to free the allocated memory.
10855 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
10857 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
10858 return address with a USE.
10860 2009-05-24 Richard Guenther <rguenther@suse.de>
10862 PR middle-end/40233
10863 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
10864 array type from the main variant of the inner type.
10866 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10868 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
10869 definition to bool (from int) to un-break build.
10870 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
10872 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
10874 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
10875 discard_stmt_changes): Delete.
10876 * tree-ssa-operands.c (scb_stack): Delete.
10877 (init_ssa_operands): Do not initialize it.
10878 (fini_ssa_operands): Do not free it.
10879 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
10881 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
10882 update_stmt, remove the others. Fix comments.
10883 * tree-dfa.c (optimize_stack_restore): Likewise.
10884 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
10885 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
10886 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10887 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
10889 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
10890 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10891 (dom_opt_finalize_block): Likewise, adjusting access to
10893 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
10894 (stmts_to_rescan): Change item type to gimple.
10895 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
10897 2009-05-24 Ira Rosen <irar@il.ibm.com>
10899 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
10900 * tree-pass.h (pass_slp_vectorize): New pass.
10901 * params.h (SLP_MAX_INSNS_IN_BB): Define.
10902 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
10903 * tree-vectorizer.c (timevar.h): Include.
10904 (user_vect_verbosity_level): Declare.
10905 (vect_location): Fix comment.
10906 (vect_set_verbosity_level): Update user_vect_verbosity_level
10907 instead of vect_verbosity_level.
10908 (vect_set_dump_settings): Add an argument. Ignore user defined
10909 verbosity if dump flags require higher level of verbosity. Print to
10910 stderr only for loop vectorization.
10911 (vectorize_loops): Update call to vect_set_dump_settings.
10912 (execute_vect_slp): New function.
10913 (gate_vect_slp): Likewise.
10914 (struct gimple_opt_pass pass_slp_vectorize): New.
10915 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
10916 access its members.
10917 (vec_info_for_bb): New function.
10918 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
10919 (VECTORIZATION_ENABLED): New macro.
10920 (SLP_ENABLED, SLP_DISABLED): Likewise.
10921 (vect_is_simple_use): Add bb_vec_info argument.
10922 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
10923 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
10924 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
10925 vect_schedule_slp, vect_analyze_slp): Likewise.
10926 (vect_analyze_stmt): Add slp_tree argument.
10927 (find_bb_location): Declare.
10928 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10929 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
10930 (vect_analyze_loop_operations, vect_analyze_loop,
10931 get_initial_def_for_induction, vect_create_epilog_for_reduction,
10932 vect_finalize_reduction, vectorizable_reduction,
10933 vectorizable_live_operation, vect_transform_loop): Likewise.
10934 * tree-data-ref.c (dr_analyze_innermost): Update comment,
10935 skip evolution analysis if analyzing a basic block.
10936 (dr_analyze_indices): Likewise.
10937 (initialize_data_dependence_relation): Skip the test whether the
10938 object is invariant for basic blocks.
10939 (compute_all_dependences): Skip dependence analysis for data
10940 references in basic blocks.
10941 (find_data_references_in_stmt): Don't fail in case of invariant
10942 access in basic block.
10943 (find_data_references_in_bb): New function.
10944 (find_data_references_in_loop): Move code to
10945 find_data_references_in_bb and add a call to it.
10946 (compute_data_dependences_for_bb): New function.
10947 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
10948 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
10950 (vect_analyze_data_ref_dependence): Check for interleaving in case of
10951 unknown dependence in basic block and fail in case of dependence in
10953 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
10954 dependence instances from either loop or basic block vectorization
10956 (vect_compute_data_ref_alignment): Check if it is loop vectorization
10957 before calling nested_in_vect_loop_p.
10958 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
10959 dependence instances from either loop or basic block vectorization
10961 (vect_verify_datarefs_alignment): Likewise.
10962 (vect_enhance_data_refs_alignment): Adjust function calls.
10963 (vect_analyze_data_refs_alignment): Likewise.
10964 (vect_analyze_group_access): Fix printing. Skip different checks if
10965 DR_STEP is 0. Keep strided stores either in loop or basic block
10966 vectorization data structure. Fix indentation.
10967 (vect_analyze_data_ref_access): Fix comments, allow zero step in
10969 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
10970 dependence instances from either loop or basic block vectorization
10972 (vect_analyze_data_refs): Update comment. Call
10973 compute_data_dependences_for_bb to analyze basic blocks.
10974 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
10975 case of loop vectorization. In case of basic block vectorization use
10976 data-ref itself as a base.
10977 (vect_create_data_ref_ptr): In case of basic block vectorization:
10978 don't advance the pointer, add new statements before the current
10979 statement. Adjust function calls.
10980 (vect_supportable_dr_alignment): Support only aligned accesses in
10981 basic block vectorization.
10982 * common.opt (ftree-slp-vectorize): New flag.
10983 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
10984 (vect_pattern_recog_1): Likewise.
10985 * tree-vect-stmts.c (process_use): Likewise.
10986 (vect_init_vector): Add new statements in the beginning of the basic
10987 block in case of basic block SLP.
10988 (vect_get_vec_def_for_operand): Adjust function calls.
10989 (vect_finish_stmt_generation): Likewise.
10990 (vectorizable_call): Add assert that it is loop vectorization, adjust
10992 (vectorizable_conversion, vectorizable_assignment): Likewise.
10993 (vectorizable_operation): In case of basic block SLP, take
10994 vectorization factor from statement's type and skip the relevance
10995 check. Adjust function calls.
10996 (vectorizable_type_demotion): Add assert that it is loop
10997 vectorization, adjust function calls.
10998 (vectorizable_type_promotion): Likewise.
10999 (vectorizable_store): Check for outer loop only in case of loop
11000 vectorization. Adjust function calls. For basic blocks, skip the
11001 relevance check and don't advance pointers.
11002 (vectorizable_load): Likewise.
11003 (vectorizable_condition): Add assert that it is loop vectorization,
11004 adjust function calls.
11005 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11006 that it is not reduction, get vector type, call only supported
11007 functions, skip loop specific parts.
11008 (vect_transform_stmt): Check for outer loop only in case of loop
11010 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11011 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11012 for external definition.
11013 * passes.c (pass_slp_vectorize): New pass.
11014 * tree-vect-slp.c (find_bb_location): New function.
11015 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11016 check for patterns only in loops.
11017 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11018 case of multiple types in basic block SLP.
11019 (vect_mark_slp_stmts_relevant): New function.
11020 (vect_supported_load_permutation_p): Fix comment.
11021 (vect_analyze_slp_instance): Add argument. In case of basic block
11022 SLP, take vectorization factor from statement's type, check that
11023 unrolling factor is 1. Adjust function call. Save SLP instance in
11024 either loop or basic block vectorization structure. Return FALSE,
11026 (vect_analyze_slp): Add argument. Get strided stores groups from
11027 either loop or basic block vectorization structure. Return FALSE
11028 if basic block SLP failed.
11029 (new_bb_vec_info): New function.
11030 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11031 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11032 (vect_schedule_slp): Add argument. Get SLP instances from either
11033 loop or basic block vectorization structure. Set vectorization factor
11034 to be 1 for basic block SLP.
11035 (vect_slp_transform_bb): New function.
11036 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11038 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11040 * final.c (shorten_branches): Do not align labels for jump tables.
11041 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11043 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11045 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11046 Remove outdated reference to flow.c and fix nits.
11047 * doc/gccint.texi: Tweak RTL description.
11048 * doc/rtl.texi: Likewise.
11050 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11052 * config/avr/avr.c: Change my email address.
11053 * config/avr/avr.h: Likewise.
11054 * config/avr/avr.md: Likewise.
11055 * config/avr/avr-protos.h: Likewise.
11056 * config/avr/libgcc.S: Likewise.
11058 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11060 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11061 (spu_split_load, spu_split_store): Change return type to int.
11062 (spu_split_convert): Declare.
11063 * config/spu/predicates.md (spu_mem_operand): Remove.
11064 (spu_mov_operand): Update.
11065 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11066 * config/spu/spu.c (regno_aligned_for_load): Remove.
11067 (reg_aligned_for_addr, spu_expand_load): Define.
11068 (spu_expand_extv): Reimplement and handle MEM.
11069 (spu_expand_insv): Handle MEM.
11070 (spu_sched_reorder): Handle insn's with length 0.
11071 (spu_legitimate_address_p): Reimplement.
11072 (store_with_one_insn_p): Return TRUE for any mode with size
11073 larger than 16 bytes.
11074 (address_needs_split): Define.
11075 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11077 (spu_convert_move): Define.
11078 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11079 (spu_split_store): Change all MEM's to TImode.
11080 (spu_init_expanders): Preallocate registers that correspond to
11081 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11083 (spu_split_convert): Define.
11084 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11085 (_move<mode>, _movdi, _movti): Update predicate and condition.
11086 (load, store): Change to define_split.
11087 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11089 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11090 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11091 define_insn_and_split of lshr<mode>3.
11092 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11093 (<v>ashr<mode>3_imm): Define.
11094 (extv, extzv, insv): Allow MEM operands.
11095 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11096 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11097 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11098 (_spu_convert2): Change to define_insn_and_split and remove the
11099 corresponding define_peephole2.
11100 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11101 Change predicates to memory_operand.
11103 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11105 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11107 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11109 PR tree-optimization/40219
11110 * tree.c (iterative_hash_expr): Make sure the builtin function is
11111 a normal builtin function and not a front end or back end builtin
11112 before indexing into the built_in_decls array.
11114 2009-05-22 Richard Guenther <rguenther@suse.de>
11116 PR middle-end/38964
11117 * alias.c (write_dependence_p): Do not use TBAA for answering
11118 anti-dependence or output-dependence.
11119 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11120 (emit_pointer_definition): Remove.
11121 (emit_alias_warning): Likewise.
11122 (find_what_var_points_to): Remove TBAA pruning code.
11123 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11125 (compute_points_to_sets): Remove code computing the set of
11126 dereferenced pointers.
11127 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11128 oracle for querying anti and output dependencies.
11129 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11130 if TBAA may be applied.
11131 (refs_anti_dependent_p): New function.
11132 (refs_output_dependent_p): Likewise.
11133 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11134 (refs_output_dependent_p): Likewise.
11135 * doc/tree-ssa.texi (Memory model): New section.
11136 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11137 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11138 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11139 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11140 * expr.c (expand_expr_real_1): Likewise.
11141 * gimple-low.c (lower_stmt): Likewise.
11142 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11143 (dump_gimple_cdt): Remove.
11144 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11145 (gimple_size): Likewise.
11146 (walk_gimple_op): Likewise.
11147 (is_gimple_stmt): Likewise.
11148 (walk_stmt_load_store_addr_ops): Likewise.
11149 (gimple_build_cdt): Remove.
11150 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11151 * gimple.h (gimple_cdt_new_type): Remove.
11152 (gimple_cdt_new_type_ptr): Likewise.
11153 (gimple_cdt_set_new_type): Likewise.
11154 (gimple_cdt_location): Likewise.
11155 (gimple_cdt_location_ptr): Likewise.
11156 (gimple_cdt_set_location): Likewise.
11157 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11158 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11159 GIMPLE_CHANGE_DYNAMIC_TYPE.
11160 (verify_types_in_gimple_stmt): Likewise.
11161 * tree-inline.c (estimate_num_insns): Likewise.
11162 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11163 (copy_decl_to_var): Likewise.
11164 (copy_result_decl_to_var): Likewise.
11165 * tree-pretty-print.c (dump_generic_node): Do not handle
11166 CHANGE_DYNAMIC_TYPE_EXPR.
11167 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11168 * tree-ssa-operands.c (get_expr_operands): Likewise.
11169 * tree-ssa-structalias.c (struct variable_info): Remove
11170 no_tbaa_pruning member.
11171 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11172 (unify_nodes): Do not copy it.
11173 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11174 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11175 (set_uids_in_ptset): Do not check it.
11176 (find_what_var_points_to): Likewise.
11177 (compute_tbaa_pruning): Remove.
11178 (compute_points_to_sets): Do not call it.
11179 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11180 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11181 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11182 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11183 (DECL_NO_TBAA_P): Likewise.
11184 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11185 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11186 (expand_omp_atomic_pipeline): Do not set it.
11187 * print-tree.c (print_node): Do not dump it.
11188 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11191 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11194 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11197 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11199 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11202 2009-05-22 Ben Elliston <bje@au.ibm.com>
11204 * Makefile.in (bversion.h, s-bversion): New targets.
11205 (TOPLEV_H): Add bversion.h.
11206 * toplev.h: Include "bversion.h".
11207 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11208 the __format__ attribute only if compiling with the same version
11209 of GCC as the sources (the "build version").
11211 2009-05-22 Ben Elliston <bje@au.ibm.com>
11213 * c-format.c (handle_format_attribute): Fix comment typo.
11215 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11218 * config/ia64/ia64.opt (mfused-madd): New.
11219 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11220 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11221 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11222 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11223 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11224 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11225 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11226 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11227 instruction if !TARGET_FUSED_MADD.
11228 (fpma, fpms): Remove colon from name.
11230 2009-05-22 Richard Guenther <rguenther@suse.de>
11232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11233 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11234 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11236 (create_expression_by_pieces): Only convert if necessary.
11237 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11238 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11240 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11242 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11243 regular pattern from a template and rename it ...
11244 (*extzv_truncsi_exts): ... to this.
11246 2009-05-21 Richard Guenther <rguenther@suse.de>
11248 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11249 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11250 (cgraph_default_inline_p): Likewise.
11251 (cgraph_decide_inlining_incrementally): Likewise.
11253 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11254 Uros Bizjak <ubizjak@gmail.com>
11256 * config/i386/cpuid.h (bit_MOVBE): New.
11258 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11260 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11261 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11262 (ix86_handle_option): Handle OPT_mmovbe.
11263 (ix86_target_string): Add -mmovbe.
11264 (pta_flags): Add PTA_MOVBE.
11265 (processor_alias_table): Add PTA_MOVBE to "atom".
11266 (override_options): Handle PTA_MOVBE.
11268 * config/i386/i386.h (TARGET_MOVBE): New.
11270 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11271 (*bswapsi_movbe): New.
11272 (*bswapdi_movbe): Likewise.
11273 (bswapdi2): Renamed to ...
11274 (*bswapdi_1): This.
11275 (bswapdi2): New expander.
11277 * config/i386/i386.opt (mmovbe): New.
11279 * doc/invoke.texi: Document -mmovbe.
11281 2009-05-21 Taras Glek <tglek@mozilla.com>
11283 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11284 * gcc-plugin.h (plugin_init): Updated signature.
11285 * gcc-plugin.h (plugin_name_args): Moved to this header.
11286 * doc/plugins.texi (plugin_init): Updated documention to reflect
11288 * doc/plugins.texi (plugin_name_args): Added to documention.
11290 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11292 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11293 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11295 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11297 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11298 JUMP_TABLE_DATA_P predicates where applicable.
11299 * config/i386/predicates.md: Ditto.
11300 * config/i386/sse.md: Ditto.
11302 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11304 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11305 operand2 -128 override length_immediate attribute to 1.
11306 * config/i386/predicates.md (constm128_operand): New predicate.
11308 * config/i386/i386.c (memory_address_length): Handle %r12
11309 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11311 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11312 mode look through optional ZERO_EXTEND and SUBREG.
11313 * config/i386/i386.md (R12_REG): New define_constant.
11314 (prefix_data16): For sse unit set also for MODE_TI insns.
11315 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11316 insns set if operand 1 is ext_QIreg_operand.
11317 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11318 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11320 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11321 mode from MODE_DI to MODE_SI.
11322 (movdi_1_rex64): Override modrm and length_immediate attributes
11323 only for movabs (TYPE_IMOV, alternative 2).
11324 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11325 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11326 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11327 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11328 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11329 prefix_rex attribute if DImode.
11330 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11331 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11332 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11333 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11334 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11335 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11336 Likewise. For TYPE_IMOV clear length_immediate attribute.
11337 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11338 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11339 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11340 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11341 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11342 or one operand TYPE_ISHIFT.
11343 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11344 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11345 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11346 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11347 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11348 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11349 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11350 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11351 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11352 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11353 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11354 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11355 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11356 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11357 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11358 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11359 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11360 set mode attribute, don't override length attribute.
11361 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11363 (return_internal_long): Set length attribute to 2 instead of 1.
11364 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11365 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11366 prefix_rex attribute.
11367 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11369 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11371 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11373 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11375 2009-05-20 Ian Lance Taylor <iant@google.com>
11377 * tree.c (build_tree_list_vec_stat): New function.
11378 (ctor_to_vec): New function.
11379 (build_nt_call_vec): New function.
11380 (build_call_array): Change args to be a const pointer.
11381 (build_call_vec): New function.
11382 * tree.h (build_nt_call_vec): Declare.
11383 (build_tree_list_vec_stat): Declare.
11384 (build_tree_list_vec): Define.
11385 (build_call_array): Update declaration.
11386 (build_call_vec): Declare.
11387 (ctor_to_vec): Declare.
11388 * c-common.c (tree_vector_cache): New static variable.
11389 (make_tree_vector): New function.
11390 (release_tree_vector): New function.
11391 (make_tree_vector_single): New function.
11392 (make_tree_vector_copy): New function.
11393 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11394 (make_tree_vector_single, make_tree_vector_copy): Declare.
11395 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11396 (c_parser_expr_list): Don't manage cache here, instead call
11398 (c_parser_release_expr_list): Remove static function.
11399 (c_parser_vec_to_tree_list): Remove static function.
11400 (c_parser_attributes): Call build_tree_list_vec instead of
11401 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11402 c_parser_release_expr_list.
11403 (c_parser_postfix_expression_after_primary): Likewise.
11404 (c_parser_objc_keywordexpr): Likewise.
11406 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11408 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11409 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11410 TARGET_CONVERT_TO_TYPE.
11411 * hooks.c (hook_tree_const_tree_null): Define.
11412 * hooks.h (hook_tree_const_tree_null): Declare.
11413 * target.h (struct gcc_target): Add invalid_parameter_type,
11414 invalid_return_type, promoted_type, and convert_to_type fields.
11415 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11416 (TARGET_INVALID_RETURN_TYPE): Define.
11417 (TARGET_PROMOTED_TYPE): Define.
11418 (TARGET_CONVERT_TO_TYPE): Define.
11419 (TARGET_INITIALIZER): Update for new fields.
11420 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11421 (grokparms): Check targetm.invalid_parameter_type.
11422 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11423 * c-convert.c (convert): Check targetm.convert_to_type.
11425 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11427 * config/mips/mips.md (*extenddi_truncate<mode>,
11428 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11430 (*extendhi_truncateqi): New define_insn_and_sptit.
11432 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11434 PR middle-end/40204
11435 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11436 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11438 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11440 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11441 the operand of VIEW_CONVERT_EXPR.
11443 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11445 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11446 extended family and model for Intel processors. Support Intel Atom.
11448 2009-05-20 Olivier Hainque <hainque@adacore.com>
11450 * gstab.h (stab_code_type): Define, to be used instead of the
11451 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11453 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11454 occurrences by stab_code_type.
11455 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11457 2009-05-20 Martin Jambor <mjambor@suse.cz>
11459 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11460 (sra_insert_before): Likewise.
11461 (sra_insert_after): Likewise.
11462 (sra_init_cache): Likewise.
11463 (sra_type_can_be_decomposed_p): Likewise.
11464 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11465 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11466 (sra_insert_before): Likewise.
11467 (sra_insert_after): Likewise.
11468 (sra_init_cache): Likewise.
11469 (insert_edge_copies_seq): Made static and moved upwards.
11471 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11474 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11476 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11477 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11480 2009-05-20 Richard Guenther <rguenther@suse.de>
11482 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11483 with mismatched comparison modes.
11485 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11487 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11488 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11489 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11490 with shifts for Thumb2.
11491 (orsi_notsi): New for orn.
11492 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11493 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11494 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11495 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11496 Don't invert remainder for IOR.
11498 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11500 PR tree-optimization/40087
11501 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11502 number_of_iterations_ne): Rename never_infinite argument.
11503 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11504 number_of_iterations_le): Handle pointer-type ivs when
11505 exit_must_be_taken is false.
11506 (number_of_iterations_cond): Do not always assume that
11507 exit_must_be_taken if the control variable is a pointer.
11509 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11511 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11512 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11514 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11516 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11517 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11519 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11522 * c.opt (Wlogical-op): Disabled by default.
11523 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11525 * doc/invoke.texi (Wlogical-op): Likewise.
11527 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11529 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11531 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11532 Propagate the type of the first operand.
11533 <ASSERT_EXPR>: Simplify.
11534 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11535 Rewrite using the RHS code as discriminant.
11536 <NOP_EXPR>: Turn into CASE_CONVERT.
11537 <PLUS_EXPR>: Propagate the type of the first operand.
11539 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11541 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11542 (ia64_dconst_0_375): New.
11543 * config/ia64/ia64.c (ia64_override_options): Remove
11544 -minline-sqrt-min-latency warning.
11545 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11546 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11547 * config/ia64/ia64.md (*sqrt_approx): Remove.
11548 (sqrtsf2): Remove #if 0.
11549 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11550 (sqrtdf): Remove assert.
11551 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11552 (sqrtxf2): Remove #if 0.
11553 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11554 * div.md (sqrt_approx_rf): New.
11555 (sqrtsf2_internal_thr): New implementation.
11556 (sqrtsf2_internal_lat): New.
11557 (sqrtdf2_internal_thr: New implementation.
11558 (sqrtxf2_internal): New implementation.
11560 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11561 Hans-Peter Nilsson <hp@axis.com>
11563 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11564 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11565 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11566 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11567 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11568 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11569 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11570 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11571 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11572 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11573 * c-common.c: ...from here.
11575 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11577 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11579 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11581 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11583 2009-05-19 Ben Elliston <bje@au.ibm.com>
11585 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11586 assignments with memcpy calls.
11587 (add_fdes): Likewise.
11588 (binary_search_unencoded_fdes): Likewise.
11589 (linear_search_fdes): Eliminate type puns.
11591 2009-05-19 Richard Guenther <rguenther@suse.de>
11593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11594 not falsely claim to have propagated into all uses.
11596 2009-05-19 Ben Elliston <bje@au.ibm.com>
11598 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11601 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11603 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11604 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11605 (TARGET_LEGITIMATE_ADDRESS_P): New.
11606 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11607 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11609 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11612 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11613 child of the containing namespace's DIE.
11615 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11617 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11618 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11619 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11622 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11625 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11626 gen_align with gen_pad.
11627 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11628 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11630 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11631 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11633 * config/i386/i386.md (align): Renamed to ...
11634 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11635 ASM_OUTPUT_MAX_SKIP_PAD.
11637 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11639 * config.gcc: Fix variable syntax.
11642 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11643 before calling exact_log2.
11644 (output_iorsi3): Likewise.
11645 (output_xorsi3): Likewise.
11647 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11649 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11650 for the none zero constant operand except for EQ and NE
11651 comprisons even when the first operand is R0.
11653 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11655 * config/s390/2064.md: Remove trailing whitespaces.
11656 * config/s390/2084.md: Likewise.
11657 * config/s390/constraints.md: Likewise.
11658 * config/s390/fixdfdi.h: Likewise.
11659 * config/s390/libgcc-glibc.ver: Likewise.
11660 * config/s390/s390-modes.def: Likewise.
11661 * config/s390/s390-protos.h: Likewise.
11662 * config/s390/s390.c: Likewise.
11663 * config/s390/s390.h: Likewise.
11664 * config/s390/s390.md: Likewise.
11665 * config/s390/tpf-unwind.h: Likewise.
11667 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11669 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11671 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11674 * configure.ac (m68k-*-*): Check if binutils support TLS.
11675 * configure: Regenerate.
11676 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11677 * config/m68k/constraints.md (Cu): New constraint.
11678 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11679 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11680 (movsi): Handle TLS symbols.
11681 (addsi3_5200): Handle XTLS symbols, indent.
11682 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11683 (m68k_tls_reference_p): Declare.
11684 (m68k_legitimize_address): Declare.
11685 (m68k_unwrap_symbol): Declare.
11686 * config/m68k/m68k.opt (mxtls): New option.
11687 * config/m68k/m68k.c (ggc.h): Include.
11688 (m68k_output_dwarf_dtprel): Implement hook.
11689 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11690 (m68k_expand_prologue): Load GOT pointer when function needs it.
11691 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11692 (m68k_legitimate_constant_address_p): Same.
11693 (m68k_decompose_address): Handle TLS references.
11694 (m68k_get_gp): New static function.
11695 (enum m68k_reloc): New contants.
11696 (TLS_RELOC_P): New macro.
11697 (m68k_wrap_symbol): New static function.
11698 (m68k_unwrap_symbol): New function.
11699 (m68k_final_prescan_insn_1): New static function.
11700 (m68k_final_prescan_insn): New function.
11701 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11703 (legitimize_pic_address): Handle TLS references..
11704 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11705 (m68k_libcall_value_in_a0_p)
11706 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11707 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11708 (m68k_legitimize_tls_address): Handle TLS references.
11709 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11711 (m68k_legitimize_address): Handle TLS symbols.
11712 (m68k_get_reloc_decoration): New static function.
11713 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11715 (m68k_output_dwarf_dtprel): Implement hook.
11716 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11717 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11718 m68k_call_* routines.
11719 (sched_attr_op_type): Handle TLS symbols.
11720 (gt-m68k.h): Include.
11721 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11722 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11724 2009-05-18 Martin Jambor <mjambor@suse.cz>
11726 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11727 (visit_store_addr_for_mod_analysis): New function.
11728 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11729 (determine_cst_member_ptr): Use gimple_assign_single_p.
11730 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11731 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11732 operands. Don't check number of operands of a NOP_EXPR.
11734 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11736 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11738 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11741 * c-common.c (warn_logical_operator): Don't warn if one of
11742 expression isn't always true or false.
11744 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11746 * config/i386/biarch32.h: New file.
11747 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11749 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11751 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11752 *zero_extend<mode>_truncqi): Merge these into ...
11753 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11754 Name the pattern following this as *zero_extendhi_truncqi.
11756 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11758 PR middle-end/39301
11759 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11760 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11761 (output_info): Make field HOST_WIDEST_INT.
11762 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11763 (dump_bitmat_statistics): Same.
11765 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11767 * config.gcc (use_gcc_stdint): Set to wrap.
11768 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11769 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11770 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11771 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11772 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11773 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11774 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11775 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11777 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11779 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11781 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11782 Move definitions earlier.
11783 (OPT_ARCH64, OPT_ARCH32): Define.
11784 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11787 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11790 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11793 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11795 * arm.md (movdi2): Copy non-reg values to DImode registers.
11797 2009-05-16 Jakub Jelinek <jakub@redhat.com>
11800 * final.c (label_to_max_skip): New function.
11801 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
11802 CODE_LABEL_NUMBER <= max_labelno.
11803 * output.h (label_to_max_skip): New prototype.
11804 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
11805 (ix86_avoid_jump_mispredicts): ... this. Don't define if
11806 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
11807 Handle CODE_LABELs with >= 16 byte alignment or with
11808 max_skip == (1 << align) - 1.
11809 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
11810 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
11813 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
11814 .p2align 3 if MAX_SKIP is smaller than 7.
11815 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11817 2009-05-15 Ian Lance Taylor <iant@google.com>
11819 * alias.c (struct alias_set_entry_d): Rename from struct
11820 alias_set_entry. Change all uses.
11821 * except.c (struct call_site_record_d): Rename from struct
11822 call_site_record. Change all uses.
11823 * except.h (struct eh_region_d): Rename from struct eh_region.
11825 * gcse.c (struct hash_table_d): Rename from struct hash_table.
11827 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
11828 ivtype_map_elt. Change all uses.
11829 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
11831 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
11832 * graphite.h (struct name_tree_d): Rename from struct name_tree.
11834 (struct sese_d): Rename from struct sese. Change all uses.
11835 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
11836 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
11837 * optabs.h (struct optab_d): Rename from struct optab. Change all
11839 (struct convert_optab_d): Rename from struct convert_optab.
11841 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
11842 ipa_opt_pass. Change all uses.
11843 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
11846 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
11847 defined as a typedef.
11848 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
11851 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11854 * fold-const.c (make_range,build_range_check,merge_ranges): Move
11856 (merge_ranges): Returns bool.
11857 * tree.h (make_range): .. to here.
11858 (build_range_check): Likewise.
11859 (merge_ranges): Likewise. Renamed from merge_ranges.
11860 * c-typeck.c (parser_build_binary_op): Update calls to
11861 warn_logical_operator.
11862 * c-common.c (warn_logical_operator): Add new warning.
11863 * c-common.h (warn_logical_operator): Update declaration.
11865 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11867 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
11869 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11871 * doc/install.texi: Document MPC requirements, flags etc.
11873 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
11874 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
11875 Evaluate constant arguments.
11876 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
11877 (fold_builtin_1): Likewise, also evaluate constant arguments.
11878 Remove superfluous break.
11879 (do_mpc_ckconv): New.
11880 * real.h: Include mpc.h.
11881 * toplev.c (print_version): Output MPC version info if available.
11883 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11885 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
11887 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
11889 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
11892 2009-05-15 Jan Hubicka <jh@suse.cz>
11894 * doc/invoke.texi (max-early-inliner-iterations): New flag.
11895 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
11896 (try_inline): Fix return value.
11897 (cgraph_decide_inlining_incrementally): Honor new value.
11898 (cgraph_early_inlining): Handle indirect inlining.
11899 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
11901 2009-05-15 Jan Hubicka <jh@suse.cz>
11903 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
11904 * cgraphunit.c (cgraph_finalize_function): Set it.
11905 (cgraph_expand_function): Use it.
11907 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11909 * real.c (encode_ieee_half): Define.
11910 (decode_ieee_half): Define.
11911 (ieee_half_format): Define.
11912 (arm_half_format): Define.
11913 * real.h (ieee_half_format): Declare.
11914 (arm_half_format): Declare.
11916 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11918 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
11919 swapped, and reversed optabs exist before trying to use them.
11921 2009-05-15 Paul Brook <paul@codesourcery.com>
11922 Sandra Loosemore <sandra@codesourcery.com>
11924 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
11925 loads. Allow PRE_DEC.
11926 (output_move_neon): Handle PRE_DEC.
11927 (arm_print_operand): Add 'A' for neon structure loads.
11928 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
11929 * config/arm/neon.md (neon_mov): Update comment.
11930 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
11932 (Um): New constraint.
11934 2009-05-15 Jan Hubicka <jh@suse.cz>
11936 Revert the following patch until testsuite fallout is fixed:
11937 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11938 * cgraph.h (struct inline_summary): New filed self_wize,
11939 size_inlining_benefit, self_time and time_inlining_benefit.
11940 (struct cgraph_global_info): Replace insns by time ans size fields.
11941 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11942 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11943 (ipcp_update_callgraph): Do not touch function bodies.
11944 * ipa-inline.c: Include except.h
11945 (MAX_TIME): New constant.
11946 (overall_insns): Remove
11947 (overall_size, max_benefit): New static variables.
11948 (cgraph_estimate_time_after_inlining): New function.
11949 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11950 (cgraph_clone_inlined_nodes): Update size.
11951 (cgraph_mark_inline_edge): Update size.
11952 (cgraph_estimate_growth): Use size info.
11953 (cgraph_check_inline_limits): Check size.
11954 (cgraph_default_inline_p): Likewise.
11955 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11956 (cgraph_decide_recursive_inlining): Check size.
11957 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11959 (cgraph_decide_inlining): Likewise.
11960 (cgraph_decide_inlining_incrementally): Likewise; honor
11961 PARAM_EARLY_INLINING_INSNS.
11962 (likely_eliminated_by_inlining_p): New predicate.
11963 (estimate_function_body_sizes): New function.
11964 (compute_inline_parameters): Use it.
11965 * except.c (must_not_throw_labels): New function.
11966 * except.h (must_not_throw_labels): Declare.
11967 * tree-inline.c (init_inline_once): Kill inlining_weigths
11968 * tree-ssa-structalias.c: Avoid uninitialized warning.
11969 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11970 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11971 (PARAM_INLINE_CALL_COST): Remove.
11972 (PARAM_EARLY_INLINING_INSNS): New.
11974 2009-05-15 Richard Guenther <rguenther@suse.de>
11976 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
11977 not TODO_update_ssa.
11979 2009-05-15 Richard Guenther <rguenther@suse.de>
11981 PR tree-optimization/39999
11982 * gimple.h (gimple_expr_type): Use the expression type looking
11983 through useless conversions.
11984 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
11985 (vn_nary_op_insert_stmt): Likewise.
11986 (simplify_binary_expression): Likewise.
11988 2009-05-15 Richard Guenther <rguenther@suse.de>
11990 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11991 New options, enabled by default.
11992 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11994 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
11995 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
11996 * tree-ssa-structalias.c (gate_tree_pta): New function.
11997 (pass_build_alias): Use it.
11999 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12002 recurse on an invariant address if a conversion from a pointer
12003 type to a wider integer type is involved.
12005 2009-05-15 Jan Hubicka <jh@suse.cz>
12007 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12008 * cgraph.h (struct inline_summary): New filed self_wize,
12009 size_inlining_benefit, self_time and time_inlining_benefit.
12010 (struct cgraph_global_info): Replace insns by time ans size fields.
12011 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12012 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12013 (ipcp_update_callgraph): Do not touch function bodies.
12014 * ipa-inline.c: Include except.h
12015 (MAX_TIME): New constant.
12016 (overall_insns): Remove
12017 (overall_size, max_benefit): New static variables.
12018 (cgraph_estimate_time_after_inlining): New function.
12019 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12020 (cgraph_clone_inlined_nodes): Update size.
12021 (cgraph_mark_inline_edge): Update size.
12022 (cgraph_estimate_growth): Use size info.
12023 (cgraph_check_inline_limits): Check size.
12024 (cgraph_default_inline_p): Likewise.
12025 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12026 (cgraph_decide_recursive_inlining): Check size.
12027 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12029 (cgraph_decide_inlining): Likewise.
12030 (cgraph_decide_inlining_incrementally): Likewise; honor
12031 PARAM_EARLY_INLINING_INSNS.
12032 (likely_eliminated_by_inlining_p): New predicate.
12033 (estimate_function_body_sizes): New function.
12034 (compute_inline_parameters): Use it.
12035 * except.c (must_not_throw_labels): New function.
12036 * except.h (must_not_throw_labels): Declare.
12037 * tree-inline.c (init_inline_once): Kill inlining_weigths
12038 * tree-ssa-structalias.c: Avoid uninitialized warning.
12039 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12040 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12041 (PARAM_INLINE_CALL_COST): Remove.
12042 (PARAM_EARLY_INLINING_INSNS): New.
12043 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12044 (inline-call-cost): Remove.
12045 (early-inlining-insns): New.
12047 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12049 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12051 (print_int_cst_bounds_in_octal_p): Likewise.
12052 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12054 * dwarf2out.c (base_type_die): Likewise.
12055 (is_subrange_type): Delete.
12056 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12057 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12058 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12059 if the destination type is boolean.
12060 (build_range_check): Do not special-case subtypes.
12061 (fold_sign_changed_comparison): Likewise.
12062 (fold_unary): Likewise.
12063 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12064 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12065 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12066 * tree.c (subrange_type_for_debug_p): New predicate based on the
12067 former is_subrange_type.
12068 * tree.h (subrange_type_for_debug_p): Declare.
12069 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12070 (convert_affine_scev): Remove call to above function.
12071 (chrec_convert_aggressive): Likewise.
12072 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12073 false for conversions involving subtypes.
12074 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12075 (vrp_val_min): Likewise.
12076 (needs_overflow_infinity): Likewise.
12077 (extract_range_from_unary_expr): Likewise.
12079 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12081 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12082 * config/frv/frv.c: Likewise.
12083 * config/s390/s390.c: Likewise.
12084 * config/sparc/sparc.h: Likewise.
12085 * config/i386/i386.h: Likewise.
12086 * config/i386/i386.c: Likewise.
12087 * config/crx/crx.c: Likewise.
12088 * config/m68hc11/m68hc11.h: Likewise.
12089 * config/iq2000/iq2000.c: Likewise.
12090 * config/mn10300/mn10300.h: Likewise.
12091 * config/mn10300/mn10300.c: Likewise.
12092 * config/m68k/m68k.c: Likewise.
12093 * config/rs6000/rs6000.c: Likewise.
12094 * config/rs6000/xcoff.h: Likewise.
12095 * config/rs6000/linux64.h: Likewise.
12096 * config/rs6000/sysv4.h: Likewise.
12097 * config/score/score3.c: Likewise.
12098 * config/score/score7.c: Likewise.
12099 * config/score/score.c: Likewise.
12100 * config/arm/arm.md: Likewise.
12101 * config/mips/mips.c: Likewise.
12102 * config/mips/mips.md: Likewise.
12103 * config/bfin/bfin.h: Likewise.
12104 * config/pa/pa.c: Likewise.
12105 * config/pa/constraints.md: Likewise.
12107 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12108 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12109 * config/pdp11/pdp11.h: Use memory_address_p instead.
12111 2009-05-14 Ian Lance Taylor <iant@google.com>
12113 * passes.c (finish_optimization_passes): Change i to int.
12114 * plugin.c (plugins_active_p): Change event to int.
12115 (dump_active_plugins): Likewise.
12116 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12118 * tree.c (tree_range_check_failed): Change c to unsigned int.
12119 (omp_clause_range_check_failed): Likewise.
12120 (build_common_builtin_nodes): Change mode to int. Add cast.
12121 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12122 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12124 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12125 ++ or -- with a variable of enum type.
12127 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12130 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12132 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12134 * store-motion.c: Do not include params.h
12135 * Makefile.in: Fix dependencies for various files.
12137 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12139 * auto-inc-dec.c: Fix pass description, remove apparent
12140 accidental duplication.
12142 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12144 PR middle-end/40147
12145 * ipa-utils.h (memory_identifier_string): Moved to ...
12146 * tree.h (memory_identifier_string): Here. Add GTY(()).
12148 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12150 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12151 in the former documentation of...
12152 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12153 * ira-conflicts.c (get_dup_num): Use address_operand.
12154 * targhooks.c (default_legitimate_address_p): New.
12155 * targhooks.h (default_legitimate_address_p): New.
12156 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12158 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12159 * target.h (struct target): Add legitimate_address_p.
12160 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12161 (TARGET_INITIALIZER): Include it.
12163 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12164 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12165 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12166 (TARGET_LEGITIMATE_ADDRESS_P): New.
12168 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12169 (REG_OK_STRICT_P): Delete.
12170 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12171 (frv_legitimate_address_p_1): ... this.
12172 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12173 (frv_legitimate_address_p_1): ... the renamed old
12174 frv_legitimate_address_p.
12175 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12176 (TARGET_LEGITIMATE_ADDRESS_P): New.
12178 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12179 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12180 * config/s390/s390.c (legitimate_address_p): Rename to...
12181 (s390_legitimate_address_p): ... this, make static.
12182 (legitimize_address): Adjust call.
12183 (TARGET_LEGITIMATE_ADDRESS_P): New.
12184 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12186 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12187 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12188 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12189 (TARGET_LEGITIMATE_ADDRESS_P): New.
12191 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12192 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12193 * config/spu/spu.c (spu_legitimate_address): Rename to...
12194 (spu_legitimate_address_p): ... this, make static.
12195 (TARGET_LEGITIMATE_ADDRESS_P): New.
12197 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12198 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12199 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12200 (sparc_legitimate_address_p): ... this, make static and return bool.
12201 (legitimize_address): Adjust call.
12202 (TARGET_LEGITIMATE_ADDRESS_P): New.
12204 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12205 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12206 * config/i386/i386.c (legitimate_address_p): Rename to...
12207 (ix86_legitimate_address_p): ... this, make static.
12208 (constant_address_p): Move after it, adjust call.
12209 (TARGET_LEGITIMATE_ADDRESS_P): New.
12211 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12212 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12213 * config/avr/avr.c (legitimate_address_p): Rename to...
12214 (avr_legitimate_address_p): ... this, make static.
12215 (legitimize_address): Adjust call.
12216 (TARGET_LEGITIMATE_ADDRESS_P): New.
12218 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12219 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12220 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12221 (TARGET_LEGITIMATE_ADDRESS_P): New.
12223 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12224 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12225 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12226 (TARGET_LEGITIMATE_ADDRESS_P): New.
12228 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12229 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12231 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12233 (TARGET_LEGITIMATE_ADDRESS_P): New.
12235 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12236 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12238 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12240 (m68hc11_legitimate_address_p): ... this, make static.
12241 (go_if_legitimate_address_internal): Rename to...
12242 (m68hc11_legitimate_address_p_1): ... this.
12243 (legitimize_address): Adjust call.
12244 (TARGET_LEGITIMATE_ADDRESS_P): New.
12246 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12247 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12248 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12249 (TARGET_LEGITIMATE_ADDRESS_P): New.
12251 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12252 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12253 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12254 (mn10300_legitimate_address_p): ... this, make static.
12255 (TARGET_LEGITIMATE_ADDRESS_P): New.
12257 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12258 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12259 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12260 (TARGET_LEGITIMATE_ADDRESS_P): New.
12262 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12263 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12264 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12265 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12266 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12267 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12268 (rs6000_legitimate_address_p): ... this, make static.
12269 (TARGET_LEGITIMATE_ADDRESS_P): New.
12270 (REG_MODE_OK_FOR_BASE_P): Delete.
12271 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12273 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12274 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12276 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12277 static, adjust types.
12278 (TARGET_LEGITIMATE_ADDRESS_P): New.
12280 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12281 * config/score/score.c (score_address_p): Rename to...
12282 (score_legitimate_address_p): ... this.
12283 (TARGET_LEGITIMATE_ADDRESS_P): New.
12284 * config/score/score3.c (score3_address_p): Rename to...
12285 (score3_legitimate_address_p): ... this.
12286 * config/score/score7.c (score7_address_p): Rename to...
12287 (score7_legitimate_address_p): ... this.
12289 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12290 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12291 GO_IF_LEGITIMATE_ADDRESS): Delete.
12292 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12293 thumb2_legitimate_address_p): Delete.
12294 (arm_legitimate_address_p): Rename to...
12295 (arm_legitimate_address_outer_p): ... this.
12296 * config/arm/constraints.md ("Uq"): Adjust call.
12297 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12298 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12300 (arm_legitimate_address_outer_p): ... this.
12301 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12303 (TARGET_LEGITIMATE_ADDRESS_P): New.
12305 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12306 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12307 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12308 (TARGET_LEGITIMATE_ADDRESS_P): New.
12310 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12311 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12312 * config/vax/vax.c (legitimate_address_p): Rename to...
12313 (vax_legitimate_address_p): ... this, make static.
12314 (TARGET_LEGITIMATE_ADDRESS_P): New.
12316 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12317 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12318 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12319 (TARGET_LEGITIMATE_ADDRESS_P): New.
12321 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12322 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12323 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12324 (mmix_legitimate_address_p): ... this, make static.
12325 (TARGET_LEGITIMATE_ADDRESS_P): New.
12327 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12328 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12329 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12330 (TARGET_LEGITIMATE_ADDRESS_P): New.
12332 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12334 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12335 of MODE_COMPLEX_INT.
12337 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12339 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12340 LCT_NORMAL in function call.
12341 * mips-tdump.c (print_file_desc): Add cast to enum type.
12342 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12343 (mark_stabs): Add casts to enum types.
12344 (parse_stabs_common): Add casts to enum types.
12346 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12348 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12349 Check for invalid values of LETTER.
12351 2009-05-13 Taras Glek <tglek@mozilla.com>
12353 * attribs.c (register_attribute): moved out attribute registration
12354 into register_attribute.
12355 * doc/plugins.texi: Documented register_attribute and
12357 * gcc-plugin.h: Added forward decl for register_attribute.
12358 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12359 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12360 PLUGIN_ATTRIBUTES boilerplate.
12362 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12364 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12365 values even in sentinel and empty entries.
12366 (ms_printf_flag_specs): Likewise.
12367 (ms_scanf_flag_specs): Likewise.
12368 (ms_strftime_flag_specs): Likewise.
12369 (ms_print_char_table): Likewise.
12370 (ms_scan_char_table): Likewise.
12371 (ms_time_char_table): Likewise.
12373 2009-05-13 Doug Kwan <dougkwan@google.com>
12375 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12377 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12379 * config/mips/mips.md (store): Add attributes for QI and HI.
12381 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12382 (truncdi<mode>2): ... this new pattern.
12384 2009-05-13 Brad Hards <bradh@kde.org>
12386 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12388 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12389 Ben Elliston <bje@au.ibm.com>
12391 PR middle-end/40035
12392 * dse.c (check_mem_read_rtx): Guard against width == -1.
12394 2009-05-13 Michael Matz <matz@suse.de>
12396 PR middle-end/39976
12397 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12398 (trivially_conflicts_p): New function.
12399 (insert_backedge_copies): Use it.
12401 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12403 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12404 (handle_stdc_pragma): Use new enum constant names.
12405 (handle_pragma_float_const_decimal64): Ditto.
12407 2009-05-13 Ian Lance Taylor <iant@google.com>
12409 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12412 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12414 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12415 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12417 * config/m68k/m68k.h (FL_UCLINUX): Define.
12419 2009-05-13 Jan Hubicka <jh@suse.cz>
12421 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12423 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12425 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12426 unless -fschedule-insns is specified.
12428 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12431 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12432 TARGET_EXPAND_CBRANCHDI4.
12433 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12434 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12435 (cmpeqdi): Fix comment.
12437 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12439 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12440 (sh_legitimate_address_p): Likewise.
12441 * config/sh/sh.c (sh_legitimate_index_p): New.
12442 (sh_legitimate_address_p): Likewise.
12443 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12444 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12445 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12446 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12447 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12448 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12449 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12450 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12451 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12453 2009-05-12 Jan Hubicka <jh@suse.cz>
12455 * tree-inline.c (estimate_operator_cost): Add operands;
12456 when division happens by constant, it is cheap.
12457 (estimate_num_insns): Loads and stores are not having cost of 0;
12458 EH magic stuff is cheap; when computing runtime cost of switch,
12459 use log2 base of amount of its cases; builtin_expect has cost of 0;
12460 compute cost for moving return value of call.
12461 (init_inline_once): Initialize time_based flags.
12462 * tree-inline.h (eni_weights_d): Add time_based flag.
12464 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12466 * df-core.c: Update head documentation.
12468 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12471 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12472 shadowing exisiting variable op1.
12474 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12477 * config/i386/driver-i386.c (processor_signatures): New enum.
12478 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12479 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12480 processor signature to detect geode processor.
12482 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12486 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12488 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12489 causes spurious differences between trunk and cond-optab branch.
12491 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12493 * dojump.c (compare_from_rtx): Delete.
12494 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12495 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12496 if the comparison does not satisfy the predicate; test predicates for
12497 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12498 further if one existing pattern fails.
12499 * expr.h (compare_from_rtx): Delete.
12500 (prepare_operand): Declare it.
12501 * optabs.c: Change "lib call" to "libcall" throughout.
12502 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12503 HAVE_conditional_trap, emit_cmp_insn): Delete.
12504 (can_compare_p): Delete cmp_optab case.
12505 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12506 Accept other parameters by value.
12507 (prepare_operand): Make non-static.
12508 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12509 other parameters by value. Try to widen operands here based on
12510 an optab_methods argument and looking at cbranch_optab.
12511 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12512 loop. Use cbranch_optab directly.
12513 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12514 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12516 (emit_conditional_move, emit_conditional_add): Inline what's needed
12517 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12518 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12519 with COMPARE. Move cmov_optab and cstore_optab above
12520 with cbranch_optab, move cmp_optab down with ucmp_optab,
12521 remove tst_otpab. Do not initialize trap_rtx.
12522 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12523 for trap code. Do not check HAVE_conditional_trap. Use
12524 prepare_cmp_insn. Accept no predicate for operand 3.
12525 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12526 (OTI_ctrap, ctrap_optab): New.
12527 (tst_optab): Delete.
12528 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12529 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12530 with lookup of ctrap_optab.
12531 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12533 (ctrap_optab): New.
12535 * combine.c (combine_simplify_rtx, simplify_set): Do not
12536 special case comparing against zero for cc0 machines.
12537 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12538 COMPARE on cc0 machines.
12539 (simplify_relational_operation): Return a new expression when
12540 a COMPARE could be removed.
12541 * final.c (final_scan_insn): Compare cc_status values
12542 against LHS of a (compare FOO (const_int 0)) cc0 source.
12543 Also check if cc_status.value is the full compare.
12545 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12546 (cstoreMM4): Document.
12547 (conditional_trap): Document ctrapMM4 instead.
12548 (sync_compare_and_swapMM): Refer to cbranchcc4.
12549 (Dependent Patterns): Eliminate obsolete information referring to
12550 the old jump optimization phase.
12551 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12552 of compares with 0 on cc0 machines.
12553 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12554 avoiding references to cc0. Remove text about storing operands
12556 * doc/tm.texi (Condition Codes): Include blurb on different
12557 condition code representations, separate into subsections for
12558 CC0, MODE_CC and conditional execution.
12560 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12561 alpha_emit_setcc): Accept operands and a machine mode.
12562 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12563 Get code/op0/op1 from operands, use machine mode argument
12564 instead of alpha_compare.fp_p. Emit the branch here.
12565 (alpha_emit_setcc): Likewise, and return boolean.
12566 (alpha_emit_conditional_move): Likewise. Assert that
12567 cmp_op_mode == cmp_mode, and simplify accordingly.
12568 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12569 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12570 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12572 (stack probe test): Use cbranchdi4.
12573 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12575 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12576 * config/arc/arc.h (movsicc, movsfcc): Use it.
12577 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12578 (cbranchsi4, cstoresi4): New.
12579 (cmpsi, bCC and sCC expanders): Remove.
12581 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12582 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12583 * config/arm/predicates.md (arm_comparison_operator): Only include
12584 floating-point operators if there is a hardware floating-point unit.
12585 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12586 deferring to cbranch_cc and cstore_cc respectively.
12587 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12588 cbranch_cc, cstore_cc): New.
12589 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12591 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12593 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12594 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12596 (adjust_insn_length): Adjust calls.
12597 (avr_reorg): Handle (compare (foo) (const_int 0)).
12598 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12599 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12600 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12601 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12603 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12604 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12606 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12607 (cbranchsi4, cstorebi4, cstoresi4): New.
12608 (movbisi): This insn is duplicate, split it to zero_extend.
12609 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12610 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12611 (bfin_optimize_loop): Use cbranch expander.
12612 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12613 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12614 (bfin_bimode_comparison_operator): ... this.
12615 (bfin_direct_comparison_operator): New.
12617 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12618 inside (compare FOO (const_int 0)).
12619 (cris_rtx_costs): Handle ZERO_EXTRACT.
12620 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12621 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12622 (*tstdi_v32): Delete.
12623 (*cmpdi_non_v32): Add M alternative for operand 1.
12624 (cmpsi, cmp<mode>): Make private.
12625 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12627 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12629 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12630 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12631 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12632 (cc_reg_operand): New.
12633 (any_cond): Delete.
12634 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12635 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12636 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12637 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12638 crx_expand_scond): Delete.
12640 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12642 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12643 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12645 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12646 cstoresi4, cstoresf4, cstoredf4): New.
12647 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12648 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12649 Receive the entire operands array.
12650 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12651 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12652 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12653 Get test/op0/op1 from the operands array.
12654 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12656 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12657 (h8300_expand_store): New.
12658 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12660 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12661 (h8300_expand_store): New.
12662 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12663 or do not try to produce (set (cc0) REG).
12664 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12665 change a compare into a move to a scratch register. Disable some
12666 peepholes when comparing with zero.
12667 (tstsi, tsthi, tstsi, cmpqi): Make private.
12669 (bCC, sCC): Delete.
12670 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12673 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12674 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12675 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12676 (ix86_emit_i387_log1p): Use cbranchxf2.
12677 (ix86_expand_setcc): Return void.
12678 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12679 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12680 cmp<MODEF>, cmpcc): Remove.
12681 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12682 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12683 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12684 (sCC and bCC expanders): Remove.
12685 (stack_protect_test): Use cbranchcc4.
12687 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12689 (ia64_expand_compare): Accept three rtx by reference and return void.
12690 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12691 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12692 from *expr. Update *expr with the BImode comparison to do.
12693 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12694 cmptf, bCC, sCC, conditional_trap): Delete.
12695 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12696 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12697 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12698 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12699 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12701 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12702 type of last argument.
12703 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12704 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12705 use machine mode argument instead of branch_type. Remove dead
12706 code for floating-point comparisons.
12707 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12708 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12710 (cbranchsi4, cstoresi4): New.
12711 * config/iq2000/predicates.md (reg_or_const_operand): New.
12713 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12714 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12715 (b<code>_op): Rewrite to...
12716 (bcc_op): ... this, using match_operator.
12717 (s<code>_op): Rewrite to...
12718 (scc_op): ... this, using match_operator.
12719 (s<code>_24_op): Rewrite to...
12720 (scc_op_24): ... this, using match_operator.
12721 (s<code>_<mode>): Rewrite to...
12722 (cstore<mode>4): ... this, using match_operator.
12723 (s<code>_<mode>_24): Rewrite to...
12724 (cstore<mode>4_24): ... this, using match_operator.
12725 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12726 m32c_unpend_compare, m32c_expand_scc): Delete.
12727 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12728 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12729 (m32c_expand_movcc): Change NE to EQ if necessary.
12730 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12732 * config/m32r/m32r-protos.h (gen_cond_store): New.
12733 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12734 (gen_cond_store): New, from sCC patterns.
12735 (m32r_expand_block_move): Use cbranchsi4.
12736 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12737 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12738 (cbranchsi4, cstoresi4): New.
12740 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12742 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12743 (m68hc11_notice_update_cc): Look into a compare with 0.
12744 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12746 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12747 cmphi, cmpqi, bCC): Delete.
12748 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12749 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12750 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12753 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12754 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12755 * config/m68k/constraints.md (H): New.
12756 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12757 the define_insn below.
12758 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12759 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12760 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12761 patterns): Wrap RHS with COMPARE.
12762 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12763 (*cmpdi_internal): Name this pattern.
12764 (cmpdi): Change to define_insn.
12765 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12766 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12767 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12769 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12770 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12771 (conditional_trap): Change to...
12772 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12773 (*conditional_trap): Use the ordered_comparison_operator and
12774 const1_operand predicates.
12775 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12776 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12777 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12778 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12780 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12781 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12782 (mcore_gen_compare): New.
12783 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12784 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12785 (mcore_gen_compare): ... this.
12786 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12787 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12788 (stack probe pattern): Use cbranchsi4.
12790 * config/mips/predicates.md (mips_cstore_operator): New.
12791 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12792 * config/mips/mips.md (any_cond): Delete.
12793 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12795 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
12796 fixuns_truncsfdi2): Use cbranch patterns.
12797 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
12798 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
12799 Adjust call to mips_expand_conditional_branch.
12800 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
12802 * config/mips/mips-protos.h (mips_expand_conditional_branch,
12803 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
12804 * config/mips/mips.c (cmp_operands): Delete.
12805 (mips_emit_compare): Get comparison operands from *op0/*op1.
12806 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
12807 that it succeeds. Use op0/op1 instead of cmp_operands.
12808 (mips_expand_conditional_branch, mips_expand_conditional_move,
12809 mips_expand_conditional_trap): Likewise.
12810 (mips_block_move_loop): Use cbranch patterns.
12811 * config/mips/mips.h (cmp_operands): Delete.
12813 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
12814 (mmix_gen_compare_reg): Just return a register in the right CC mode.
12815 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
12816 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
12817 (*cmpcc_folded): Rename to...
12818 (*cmpdi_folded): this.
12819 (*cmpcc): Rename to...
12821 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
12824 (cbranchdf4): New. Handle invalid comparisons here.
12825 * config/mmix/predicates.md (float_comparison_operator): New.
12827 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
12828 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
12829 * config/mn10300/mn10300.md (tst): Delete.
12830 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
12831 Name these patterns and wrap RHS in a compare.
12832 (*cmpsi): Make this pattern private. Include tst.
12833 (*cmpsf): Make this pattern private.
12834 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
12835 (compare with zero peepholes): Likewise.
12837 (cbranchsi4, cbranchsf4): New.
12838 (casesi): Use cbranchsi4.
12840 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
12841 hppa_branch_type): Delete.
12842 (return_addr_rtx): Use cbranchsi4.
12843 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
12844 Emit CCFPmode comparison here.
12845 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
12846 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
12847 hppa_branch_type): Delete.
12848 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
12849 (movsicc, movdicc): Remove references to hppa_compare_op0,
12850 hppa_compare_op1 and compare_from_rtx.
12851 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
12852 (casesi): Use cbranchsi4.
12854 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
12855 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
12856 * config/pdp11/pdp11.md (register_or_const0_operand): New.
12857 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
12858 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
12860 (cbranchdf4, cbranchhi4, cbranchqi4): New.
12861 (*branch, *branch_inverted): New.
12863 * config/picochip/picochip.md (cbranchhi4): Use
12864 ordered_comparison_operator.
12865 (cmphi, bCC): Remove.
12867 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
12868 (trap_comparison_operator): Delete.
12869 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
12870 rs6000_emit_cbranch): Accept mode and operands.
12871 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
12872 rs6000_compare_fp_p): Delete.
12873 (rs6000_generate_compare): Accept mode and comparison. Extract code
12874 and op0/op1 from there. Replace references to rs6000_compare_op0
12875 and rs6000_compare_op1.
12876 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
12877 extract result from passed operands.
12878 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
12879 extract loc from passed operands.
12880 (rs6000_emit_cmove): Likewise.
12881 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
12882 rs6000_compare_fp_p): Delete.
12883 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
12884 (cbranch<GPR>4, cbranch<FP>4): New.
12885 (cstore<mode>4): New. Consolidate here all choices about when to use
12886 portable or specialized sCC sequences.
12887 (stack_protect_test): Use cbranchsi4.
12888 (conditional_trap): Replace with ctrap<GPR>4.
12889 (conditional trap insn): Replace trap_comparison_operator with
12890 ordered_comparison_operator.
12892 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
12893 (s390_emit_prologue): Use ctrap.
12894 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
12895 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
12896 New predicates replacing...
12897 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
12898 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
12899 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
12900 (add<mode>cc): Do not use s390_compare_op0/op1.
12901 (s<code>): Change to...
12902 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
12903 (seq): Change to...
12904 (cstorecc4): ... this. Handle EQ or NE equally.
12905 (*sne): Un-privatize for use in cstorecc4.
12906 (b<code>): Change to...
12907 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
12908 (conditional_trap): Replace with...
12909 (ctrap<GPR>4, ctrap<FP>4): ... these.
12910 (stack_protect): Use cbranchcc4.
12912 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
12913 * config/score/score-protos.h (score_gen_cmp): Delete.
12914 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
12915 (score_block_move-loop): Use cbranchsi4.
12916 * config/score/score.md (cbranchsi4): New.
12917 (cmpsi, bCC): Delete.
12918 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
12919 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12920 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
12921 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12922 * config/score/score3.h (score3_gen_cmp): Delete.
12923 * config/score/score7.h (score7_gen_cmp): Delete.
12925 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
12926 (sh_emit_scc_to_t): ... this. Return void.
12927 (from_compare): Rename to...
12928 (sh_emit_compare_and_branch): ... this.
12929 (sh_emit_compare_and_set): New.
12930 (sh_expand_t_scc): Accept operands.
12931 * config/sh/predicates.md (sh_float_comparison_operator): New.
12932 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
12933 (prepare_scc_operands): Rename to...
12934 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
12936 (sh_emit_cheap_store_flag): New.
12937 (sh_emit_set_t_insn): New.
12938 (from_compare): Rename to...
12939 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
12940 handling of TARGET_SH2E floating point to avoid recursive call.
12941 Generate branch here.
12942 (sh_emit_compare_and_set): New.
12943 (sh_expand_t_scc): Get op0/op1 from arguments.
12944 (sh_emit_cheap_store_flag): New.
12945 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
12947 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
12948 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
12949 (movsicc, movdicc): Do nothing when it recreated operands from
12950 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
12951 prepare_scc_operands (now sh_emit_scc_to_t).
12952 (udivdi3): Use cstoresi4.
12953 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
12954 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
12955 (cbranchint4_media, cbranchfp4_media): New.
12956 (casesi): Use cbranchdi4.
12957 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
12959 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
12960 (movnegt): Remove second operand.
12961 (cbranchsf4, cbranchdf4): New.
12962 (stack_protect): Use cbranchdi4/cbranchsi4.
12964 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
12965 (gen_compare_reg): Accept comparison, extract part of it to...
12966 (gen_compare_reg_1): ... this.
12967 (gen_compare_operator): Delete.
12968 (gen_v9_scc): Accept separate destination, comparison code and arms.
12969 Do not use sparc_compare_op0/sparc_compare_op1.
12970 (emit_scc_insn, emit_conditional_branch_insn): New.
12971 (emit_v9_brxx): Make static. Remove useless assertion.
12972 (sparc_emit_float_lib_cmp): Return RTL instead of calling
12974 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
12975 * config/sparc/sparc-protos.h (gen_compare_reg,
12976 sparc_emit_float_lib_cmp): Adjust prototype.
12977 (emit_scc_insn, emit_conditional_branch_insn): New.
12978 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
12979 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
12980 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
12981 iterators to the top.
12982 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
12983 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
12984 snedi_special_trunc): Delete.
12985 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
12986 and snedi_special_trunc.
12987 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
12988 cbranchdi4, cbranch<F:mode>4): New.
12989 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
12990 here. Use gen_compare_reg instead of gen_compare_operator.
12991 (conditional_trap): Replace with...
12992 (ctrapsi4, ctrapdi4): ... this.
12993 (stack_protect_test): Use cbranchcc4.
12995 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
12997 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
12998 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
12999 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13000 from operands[0] or operands[3] depending on is_set.
13001 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13002 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13003 cmpdf, bCC), sCC: Remove.
13004 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13005 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13007 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13008 spu_emit_branch_or_set.
13010 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13012 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13013 xstormy16_compare_op1): Delete.
13014 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13015 xstormy16_compare_op1): Delete.
13016 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13018 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13019 (cmphi, cmpsi, bCC): Remove.
13021 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13022 (*cmpsi): ... this one.
13023 (cbranchsi4, cstoresi4): New.
13024 (bCC expanders): Delete.
13025 (sCC insns): Fold into...
13026 (*setcc): ... this one.
13027 (casesi): Do not use gen_cmpsi and gen_bgtu.
13028 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13029 (movsicc): Simplify.
13030 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13032 * config/vax/vax-protos.h (cond_name): New.
13033 (vax_output_conditional_branch): Remove.
13034 * config/vax/vax.c (cond_name): New.
13035 (vax_output_conditional_branch): Remove.
13036 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13037 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13038 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13039 (bit<VAXint>): Wrap source with (compare).
13040 (b<code> and following unnamed pattern): Rename to *branch and
13041 *branch_reversed. Change macroization to match_operator.
13042 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13044 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13045 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13046 Change last argument to machine_mode.
13047 (xtensa_expand_scc): Add machine_mode argument.
13048 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13049 (gen_conditional_move, xtensa_expand_conditional_branch,
13050 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13051 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13052 Adjust operand numbers.
13053 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13055 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13056 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13057 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13059 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13061 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13062 causes spurious differences between trunk and cond-optab branch.
13064 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13067 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13069 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13071 * tree.c (iterative_hash_pointer): Delete.
13072 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13073 Hash UIDs and versions of SSA names. Don't special-case built-in
13074 function declarations.
13076 2009-05-11 Ian Lance Taylor <iant@google.com>
13079 * graphite.c: Force -Wc++-compat to only be a warning before
13080 #including "cloog/cloog.h".
13082 2009-05-11 Martin Jambor <mjambor@suse.cz>
13084 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13086 2009-05-11 Jan Hubicka <jh@suse.cz>
13088 * tree-ssa-loop-ivcanon.c: Include target.h
13089 (struct loop_size): new structure.
13090 (constant_after_peeling): New predicate.
13091 (tree_estimate_loop_size): New function.
13092 (estimated_unrolled_size): Rewrite for new estimates.
13093 (try_unroll_loop_completely): Use new estimates.
13094 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13096 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13098 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13099 libcpp interface change.
13100 (spu_macro_to_expand): Likewise.
13102 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13104 PR tree-optimization/40026
13105 * gimplify.c (gimplify_init_constructor): Change initial conditional
13106 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13107 optimize_compound_literals_in_ctor.
13109 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13111 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13113 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13115 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13117 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13118 HOST_WIDE_INT for gap.
13120 2009-05-11 Ira Rosen <irar@il.ibm.com>
13122 PR tree-optimization/40074
13123 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13124 account in group size and step comparison.
13126 2009-05-11 Richard Guenther <rguenther@suse.de>
13128 * passes.c (init_optimization_passes): Strip now incorrect comment.
13129 (execute_function_todo): Do not set PROP_alias.
13130 * tree-pass.h (PROP_alias): Remove.
13131 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13132 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13133 * tree-nrv.c (pass_return_slot): Likewise.
13134 * tree-object-size.c (pass_object_sizes): Likewise.
13135 * tree-ssa-dom.c (pass_dominator): Likewise.
13136 (pass_phi_only_cprop): Likewise.
13137 * tree-ssa-dse.c (pass_dse): Likewise.
13138 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13139 (pass_cselim): Likewise.
13140 * tree-ssa-pre.c (pass_pre): Likewise.
13141 (pass_fre): Likewise.
13142 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13143 * tree-ssa-sink.c (pass_sink_code): Likewise.
13144 * tree-stdarg.c (pass_stdarg): Likewise.
13145 * tree-tailcall.c (pass_tail_calls): Likewise.
13146 * tree-vrp.c (pass_vrp): Likewise.
13148 2009-05-10 Ian Lance Taylor <iant@google.com>
13150 * basic-block.h (enum profile_status): Break out of struct
13151 control_flow_graph.
13152 * cgraph.h (struct inline_summary): Break out of struct
13154 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13155 of struct cgraph_order_sort.
13156 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13157 * cse.c (struct branch_path): Break out of struct
13158 cse_basic_block_data.
13159 * except.h (enum eh_region_type): Break out of struct eh_region.
13160 * gcc.c (enum add_del): Break out of struct modify_target.
13161 * genrecog.c (enum decision_type): Break out of struct decision_test.
13162 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13164 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13165 * regmove.c (enum match_use): New enum, broken out of struct match.
13166 * sched-int.h (enum post_call_group): New enum, broken out of
13168 (struct deps_reg): Break out of struct deps.
13169 * target.h (struct asm_int_op): Break out of struct gcc_target.
13170 * tree-eh.c (struct goto_queue_node): Break out of struct
13172 * tree-inline.h (enum copy_body_cge_which): Break out of
13174 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13176 * c-decl.c (in_struct, struct_types): New static variables.
13177 (pushtag): Add loc parameter. Change all callers.
13178 (lookup_tag): Add ploc parameter. Change all callers.
13179 (check_compound_literal_type): New function.
13180 (parser_xref_tag): Add loc parameter. Change all callers. If
13181 -Wc++-compat, warn about struct/union/enum types defined within a
13183 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13184 and loc parameters. Change all callers. Change error calls to
13185 error_at, using loc. For a redefinition, if the location of the
13186 original definition is known, report it. Set in_struct and
13187 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13188 (finish_struct): Add new parameters enclosing_in_struct and
13189 enclosing_struct_types. Change all callers. Set
13190 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13191 in the struct. If in a struct, add this struct to struct_types.
13192 (start_enum): Add loc parameter. Change all callers. Use
13193 error_at for errors, using loc. For a redefinition, if the
13194 location of the original definition is known, report it. If in a
13195 struct, add this enum type to struct_types. If -Wc++-compat warn
13196 if in sizeof, typeof, or alignof.
13197 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13198 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13199 (c_parser_enum_specifier): Get enum location for start_enum.
13200 (c_parser_struct_or_union_specifier): Get struct location for
13201 start_struct. Save in_struct and struct_types status between
13202 start_struct and finish_struct.
13203 (c_parser_cast_expression): Get location of cast.
13204 (c_parser_alignof_expression): Get location of type.
13205 (c_parser_postfix_expression): Likewise.
13206 (c_parser_postfix_expression_after_paren_type): Add type_loc
13207 parameter. Change all callers. Call check_compound_literal_type.
13208 Use type_loc for error about variable size type.
13209 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13210 of an enum constant from an enum type defined in a struct or union.
13211 (c_cast_expr): Add loc parameter. Change all callers. If
13212 -Wc++-compat, warn about defining a type in a cast.
13213 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13214 (start_enum, start_struct, finish_struct): Update declarations.
13215 (parser_xref_tag, c_cast_expr): Update declarations.
13216 (check_compound_literal_type): Declare.
13218 2009-05-11 Ben Elliston <bje@au.ibm.com>
13220 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13221 for recent libcpp interface change.
13222 (rs6000_macro_to_expand): Likewise.
13224 2009-05-10 Michael Matz <matz@suse.de>
13227 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13228 not at entry of function.
13230 2009-05-10 Richard Guenther <rguenther@suse.de>
13232 PR tree-optimization/40081
13234 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13235 using the main variant of the element type. Do not fiddle with
13236 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13238 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13239 structs with volatile fields.
13241 2009-05-10 Jan Hubicka <jh@suse.cz>
13243 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13244 (estimate_move_cost): Assert that it does not get called for
13246 (estimate_num_insns): Skip VOID types in argument handling.
13247 (optimize_inline_calls): Delete unreachable blocks and verify that
13248 callgraph is valid.
13250 2009-05-10 Jan Hubicka <jh@suse.cz>
13252 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13253 * cgraph.c (cgraph_mark_address_taken_node): New function.
13254 (dump_cgraph_node): Dump new flag.
13255 * cgraph.h (struct cgraph_node): Add address_taken.
13256 (cgraph_mark_address_taken_node): New function.
13257 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13258 since new direct calls can be born.
13260 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13262 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13263 tok->val.node.node.
13265 2009-05-10 Jan Hubicka <jh@suse.cz>
13267 PR middle-end/40084
13268 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13270 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13271 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13272 * tree-inline.c (copy_bb): Set frequency correctly.
13273 (fold_marked_statements): Update call to
13274 cgraph_update_edges_for_call_stmt.
13276 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13278 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13279 identifiers in diagnostics.
13280 * config/arm/arm.c (arm_handle_fndecl_attribute,
13281 arm_handle_isr_attribute): Likewise.
13282 * config/avr/avr.c (avr_handle_progmem_attribute,
13283 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13284 * config/bfin/bfin.c (handle_int_attribute,
13285 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13286 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13287 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13289 * config/darwin.c (darwin_handle_kext_attribute,
13290 darwin_handle_weak_import_attribute): Likewise.
13291 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13292 h8300_handle_eightbit_data_attribute,
13293 h8300_handle_tiny_data_attribute): Likewise.
13294 * config/i386/i386.c (ix86_handle_cconv_attribute,
13295 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13296 * config/i386/winnt.c (ix86_handle_shared_attribute,
13297 ix86_handle_selectany_attribute): Likewise.
13298 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13299 * config/m32c/m32c.c (function_vector_handler): Likewise.
13300 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13301 m68hc11_handle_fntype_attribute): Likewise.
13302 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13303 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13304 * config/mips/mips.c (mips_insert_attributes,
13305 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13306 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13307 rs6000_handle_struct_attribute): Likewise.
13308 * config/sh/sh.c (sh_insert_attributes,
13309 sh_handle_resbank_handler_attribute,
13310 sh_handle_interrupt_handler_attribute,
13311 sh2a_handle_function_vector_handler_attribute,
13312 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13314 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13315 * config/spu/spu.c (spu_handle_fndecl_attribute,
13316 spu_handle_vector_attribute): Likewise.
13317 * config/stormy16/stormy16.c
13318 (xstormy16_handle_interrupt_attribute): Likewise.
13319 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13320 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13322 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13324 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13325 (pp_translate_identifiers): New.
13326 (pp_identifier): Only conditionally translate identifier to locale
13328 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13329 (pp_base_tree_identifier): Only conditionally translate identifier
13330 to locale character set.
13331 * c-pretty-print.c (M_): Define.
13332 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13333 fragments for conditional translation with M_.
13334 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13335 identifier translation.
13337 2009-05-10 Richard Guenther <rguenther@suse.de>
13339 PR tree-optimization/40081
13340 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13341 using the main variant of the element type. Do not fiddle with
13342 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13344 2009-05-09 Jan Hubicka <jh@suse.cz>
13346 PR middle-end/40080
13347 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13348 indirect calls; verify cgraph afterwards.
13350 2009-05-09 Jan Hubicka <jh@suse.cz>
13353 * ipa.c (update_inlined_to_pointer): New function.
13354 (cgraph_remove_unreachable_nodes): Use it.
13356 2009-05-09 Jan Hubicka <jh@suse.cz>
13358 * tree-eh.c (struct leh_state): Remove prev_try.
13359 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13360 not track prev_try.
13361 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13362 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13363 remove_eh_handler_and_replace, foreach_reachable_handler,
13364 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13365 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13366 (gen_eh_region_cleanup): Update prototype.
13368 2009-05-09 Jan Hubicka <jh@suse.cz>
13370 PR middle-end/40043
13371 * except.c (copy_eh_region): Always set prev_try.
13372 (redirect_eh_edge_to_label): Find outer try.
13373 (foreach_reachable_handler): When looking for prev try
13374 handle case where previous try is not going to be taken.
13376 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13378 PR tree-optimization/40049
13379 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13380 only vector/vector shifts, convert the type of the constant to the
13381 appropriate type to avoid building incorrect trees, which
13382 eventually have problems with garbage collection.
13384 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13386 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13387 -1 for complex floating-point types if honoring signed zeros.
13389 2009-05-08 Jan Hubicka <jh@suse.cz>
13391 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13392 argument; handle correctly when profile is absent.
13393 (build_cgraph_edges): Update.
13394 (rebuild_cgraph_edges): Update.
13395 * cgraph.c: Do not include varray.h.
13396 (cgraph_set_call_stmt_including_clones): New function.
13397 (cgraph_create_edge_including_clones): Likewise
13398 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13399 (cgraph_update_edges_for_call_stmt): Handle clones.
13400 (cgraph_remove_node): Handle clone tree.
13401 (cgraph_remove_node_and_inline_clones): New function.
13402 (dump_cgraph_node): Dump clone tree.
13403 (cgraph_clone_node): Handle clone tree.
13404 (clone_function_name): Bring here from tree-inline.c.
13405 (cgraph_create_virtual_clone): New function.
13406 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13407 (cgraph_clone_info): New function.
13408 (strut cgraph_node): Add clone_info and new clone tree pointers.
13409 (cgraph_remove_node_and_inline_clones,
13410 cgraph_set_call_stmt_including_clones,
13411 cgraph_create_edge_including_clones,
13412 cgraph_create_virtual_clone): Declare.
13413 (cgraph_function_versioning): Use VEC argument.
13414 (compute_call_stmt_bb_frequency): Update prototype.
13415 (cgraph_materialize_all_clones): New function.
13416 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13417 (ipcp_create_replace_map): Update to VECtors.
13418 (ipcp_update_callgraph): Use virtual clones.
13419 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13420 (ipcp_update_profiling): Do not update local profiling.
13421 (ipcp_insert_stage): Use VECtors and virtual clones.
13422 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13423 (clone_of_p): New function.
13424 (cgraph_preserve_function_body_p): Use clone tree.
13425 (cgraph_optimize): Materialize clones.
13426 (cgraph_function_versioning): Update for VECtors.
13427 (save_inline_function_body): Use clone tree.
13428 (cgraph_materialize_clone): New function.
13429 (cgraph_materialize_all_clones): Likewise.
13430 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13431 * ipa.c: Include gimple.h.
13432 (cgraph_remove_unreachable_nodes): Use clone tree.
13433 * ipa-prop.c (ipa_note_param_call): Update call to
13434 compute_call_stmt_bb_frequencycall.
13435 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13436 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13437 (copy_bb): Handle updating of clone tree; add new edge when new call
13439 (expand_call_inline): Be strict about every call having edge.
13440 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13441 (delete_unreachable_blocks_update_callgraph): New function.
13442 (tree_function_versioning): Use VECtors; always remove unreachable
13443 blocks and fold conditionals.
13444 * tree-inline.h: Do not include varray.h.
13445 (tree_function_versioning): Remove.
13446 * Makefile.in (GTFILES): Remove tree-inline.c
13447 * passes.c (do_per_function): Do only functions having body.
13448 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13451 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13452 Andrew Morrow <acm@google.com>
13455 * c-common.c (c_common_attribute_table): Permit deprecated
13456 attribute to take an optional argument.
13457 (handle_deprecated_attribute): If the optional argument to
13458 __attribute__((deprecated)) is not a string ignore the attribute
13459 and emit a warning.
13461 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13462 * c-typeck.c (build_component_ref): Likewise.
13463 (build_external_ref): Likewise.
13465 * toplev.c (warn_deprecated_use): Add an attribute argument.
13466 Emit the message associated with __attribute__((deprecated)).
13468 * toplev.h (warn_deprecated_use): Updated.
13470 * doc/extend.texi: Document new optional parameter to
13471 __attribute__((deprecated))
13473 2009-05-08 Michael Eager <eager@eagercon.com>
13475 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13476 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13478 2009-05-08 Richard Guenther <rguenther@suse.de>
13480 PR tree-optimization/40062
13481 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13482 Avoid exponential behavior.
13484 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13486 PR rtl-optimization/33928
13488 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13489 process_uses, build_single_def_use_links): New.
13490 (update_df): Update use_def_ref.
13491 (forward_propagate_into): Use get_def_for_use instead of use-def
13493 (fwprop_init): Call build_single_def_use_links and let it initialize
13495 (fwprop_done): Free use_def_ref.
13496 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13497 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13498 df_rd_simulate_one_insn): New.
13499 (df_rd_bb_local_compute_process_def): Update head comment.
13500 (df_chain_create_bb): Use the new RD simulation functions.
13501 * df.h (df_rd_simulate_artificial_defs_at_top,
13502 df_rd_simulate_one_insn): New.
13503 * opts.c (decode_options): Enable fwprop at -O1.
13504 * doc/invoke.texi (-fforward-propagate): Document this.
13506 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13509 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13510 and one complex operand specially.
13511 * tree-complex.c (some_nonzerop): Do not identify a real value as
13512 zero if flag_signed_zeros.
13514 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13516 PR rtl-optimization/33928
13517 * loop-invariant.c (record_use): Fix && vs. || mishap.
13519 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13521 PR rtl-optimization/33928
13522 * loop-invariant.c (struct use): Add addr_use_p.
13523 (struct def): Add n_addr_uses.
13524 (struct invariant): Add cheap_address.
13525 (create_new_invariant): Set cheap_address.
13526 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13527 (record_uses): Pass df_ref to record_use.
13528 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13531 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13533 * config/sh/sh.c: Do not include c-pragma.h.
13535 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13537 * config/spu/spu.c: Remove include of c-common.h.
13539 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13542 * c-common.h (mark_valid_location_for_stdc_pragma,
13543 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13544 clear_float_const_decimal64, float_const_decimal64_p): New.
13545 * c.opt (Wunsuffixed-float-constants): New.
13546 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13547 unsuffixed float constant, handle new warning.
13548 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13549 * c-decl.c (c_scope): New flag float_const_decimal64.
13550 (set_float_const_decimal64, clear_float_const_decimal64,
13551 float_const_decimal64_p): New.
13552 (push_scope): Set new flag.
13553 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13554 to use STDC pragmas.
13555 (c_parser_external_declaration): Ditto.
13556 (c_parser_compound_statement_nostart): Ditto.
13557 * c-pragma.c (valid_location_for_stdc_pragma,
13558 mark_valid_location_for_stdc_pragma,
13559 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13560 handle_pragma_float_const_decimal64): New.
13561 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13562 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13563 set_float_const_decimal64, clear_float_const_decimal64,
13564 float_const_decimal64_p): New dummy functions.
13565 * doc/extend.texi (Decimal Float): Remove statement that the
13566 pragma, and suffix for double constants, are not supported.
13567 * doc/invoke.texi (Warning Options): List new option.
13568 (-Wunsuffixed-float-constants): New.
13570 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13572 * config/i386/i386.c: Do not include c-common.h.
13574 2009-05-07 Mark Heffernan <meheff@google.com>
13576 * doc/invoke.texi (Debugging Options): Document change of debugging
13578 * opts.c (decode_options): Make dump_base_name relative to
13579 aux_base_name directory.
13581 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13583 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13584 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13586 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13588 * Makefile.in (install-plugin): Simplify a bit.
13590 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13592 * Makefile.in (OBJS-common): Add regcprop.o.
13594 * timevar.def (TV_CPROP_REGISTERS): New.
13595 * regrename.c (regrename_optimize): Return 0.
13596 (rest_of_handle_regrename): Delete.
13597 (pass_rename_registers): Point to regrename_optimize.
13598 (struct value_data_entry, struct value_data,
13599 kill_value_one_regno, kill_value_regno, kill_value,
13600 set_value_regno, init_value_data, kill_clobbered_value,
13601 kill_set_value, kill_autoinc_value, copy_value,
13602 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13603 replace_oldest_value_reg, replace_oldest_value_addr,
13604 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13605 debug_value_data, validate_value_data): Move...
13606 * regcprop.c: ... here.
13607 (rest_of_handle_cprop): Delete.
13608 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13610 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13612 PR middle-end/40057
13613 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13614 GEN_INT for 1 << bitnum.
13615 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13616 build_int_cst_type.
13618 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13620 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13621 Remove wrong description of "nand" operation.
13623 2009-05-06 Richard Guenther <rguenther@suse.de>
13624 Adam Nemet <anemet@caviumnetworks.com>
13626 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13627 comment. Add that if LHS is not a gimple register, then RHS1 has
13628 to be a single object (GIMPLE_SINGLE_RHS).
13630 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13632 * expr.c (get_def_for_expr): Move it up in the file.
13633 (store_field): When expanding a bit-field store, look at the
13634 defining gimple stmt for the masking conversion.
13636 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13638 PR middle-end/39986
13639 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13640 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13641 32-bit memcpy into long.
13643 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13645 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13646 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13648 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13649 instead of appending DW_OP_deref*.
13651 2009-05-06 Michael Matz <matz@suse.de>
13653 PR middle-end/40021
13654 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13655 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13657 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13659 * Makefile.in (install-plugin): Fix srcdir handling.
13661 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13663 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13664 when processing for not_regs_needed bitmap.
13665 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13666 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13667 handling it for rhs.
13669 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13671 * config/i386/i386.md (unnamed inc/dec peephole): Use
13672 optimize_insn_for_size_p instead of optimize_size.
13673 * config/i386/predicates.md (incdec_operand): Likewise.
13674 (aligned_operand): Likewise.
13675 * config/i386/sse.md (divv8sf3): Likewise.
13676 (sqrtv8sf2): Likewise.
13678 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13680 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13682 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13684 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13686 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13687 ssemodesuffixf2c with avxmodesuffixf2c.
13689 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13692 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13694 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13696 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13697 (struct tree_base): Adjust spacing for 8 bit boundaries.
13698 (struct tree_decl_common): Add decl_by_reference_flag bit.
13699 (DECL_BY_REFERENCE): Adjust.
13700 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13701 print DECL_BY_REFERENCE bit.
13702 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13703 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13704 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13705 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13708 PR middle-end/39666
13709 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13710 range of the type, but default label is missing, add it with one
13711 of the existing labels instead of adding a new label for it.
13713 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13717 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13719 * Makefile.in (enable_plugin, plugin_includedir): New.
13720 (install): Depend on install-plugin.
13721 (PLUGIN_HEADERS): New.
13722 (install-plugin): New.
13723 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13725 2009-05-05 Richard Guenther <rguenther@suse.de>
13727 PR tree-optimization/40022
13728 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13730 (phivn_valid_p): Fix tuplification error, simplify.
13731 (phiprop_insert_phi): Add dumps.
13732 (propagate_with_phi): Simplify.
13734 2009-05-05 Richard Guenther <rguenther@suse.de>
13736 PR middle-end/40023
13737 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13739 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13741 * tree.h (strip_float_extensions): Remove duplicate declaration.
13742 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13743 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13744 block_ultimate_origin): Rearrange the declarations line to match the
13745 comment that indicates the .c file which the functions are defined.
13746 (dwarf2out_*, set_decl_rtl): Add comment.
13747 (get_base_address): Adjust comment.
13748 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13749 declarations line and add comment.
13750 (is_builtin_name): Add blank after function name, for clarity.
13752 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13754 * attribs.c (decl_attributes): Use %qE for identifiers in
13756 * cgraphunit.c (verify_cgraph_node): Translate function names to
13757 locale character set in diagnostics.
13758 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13760 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13761 Document that functions are named in UTF-8.
13762 * expr.c (expand_expr_real_1): Translate function names to locale
13763 character set in diagnostics.
13764 * gimplify.c (omp_notice_variable, omp_is_private,
13765 gimplify_scan_omp_clauses): Use %qE for identifiers in
13767 * langhooks.c (lhd_print_error_function): Translate function names
13768 to locale character set.
13769 * langhooks.h (decl_printable_name): Document that return value is
13770 in internal character set.
13771 * stmt.c: Include pretty-print.h
13772 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13774 (resolve_operand_name_1): Translate named operand name to locale
13776 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13778 * toplev.c (announce_function): Translate function names to locale
13780 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13781 (default_tree_printer): Use pp_identifier or translate identifiers
13782 to locale character set. Mark "<anonymous>" for translation.
13783 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13784 for identifiers in diagnostics.
13785 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13787 * varasm.c (output_constructor): Use %qE for identifiers in
13790 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13792 * configure.ac: use ` ` instead of $()
13793 * configure: Regenerate.
13795 2009-05-05 Ben Elliston <bje@au.ibm.com>
13797 * config/pa/linux-atomic.c: Eliminate conditional include of
13798 errno.h on non-LP64 systems to simplify build requirements.
13800 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13802 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
13804 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
13805 and pass value to identifier_to_locale.
13806 (warn_variable_length_array): Make name a tree.
13807 (grokdeclarator): Separate diagnostic texts for named and unnamed
13808 declarators. Use %qE for named declarators.
13809 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
13811 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
13812 identifiers in diagnostics.
13813 * c-typeck.c (push_member_name, start_init): Pass identifiers to
13814 identifier_to_locale. Mark "anonymous" strings for translation.
13816 2009-05-04 Michael Eager <eager@eagercon.com>
13818 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
13819 address for DImode/DFmode only if double-precision FP regs.
13821 2009-05-04 Michael Eager <eager@eagercon.com>
13823 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
13824 TARGET_SINGLE_FLOAT check.
13826 2009-05-04 Michael Eager <eager@eagercon.com>
13828 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
13830 2009-05-04 Michael Eager <eager@eagercon.com>
13832 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
13833 * config/rs6000/t-xilinx: New
13835 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
13837 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
13838 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
13839 * gcc/explow.c (memory_address): Use target hook.
13840 * gcc/targhooks.c (default_legitimize_address): New.
13841 * gcc/targhooks.h (default_legitimize_address): New.
13842 * gcc/target.h (legitimize_address): New.
13843 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
13844 (TARGET_INITIALIZER): Include it.
13845 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
13847 * config/bfin/bfin-protos.h (legitimize_address): Remove.
13848 * config/bfin/bfin.c (legitimize_address): Remove.
13849 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
13850 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
13852 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
13853 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
13855 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
13856 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
13857 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
13858 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
13859 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
13860 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
13861 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
13862 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
13863 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
13864 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
13865 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
13866 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
13867 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
13868 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
13869 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
13870 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
13871 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
13872 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
13873 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
13874 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
13875 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
13876 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
13877 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
13879 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
13880 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
13881 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
13882 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
13883 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
13884 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
13885 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
13886 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
13887 (thumb_legitimize_address): Delete.
13888 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
13889 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
13890 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
13891 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
13892 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
13893 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
13895 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
13898 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
13899 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
13900 * config/m32r/m32r.c (m32r_legitimize_address): New.
13901 * config/m68k/m68k.c (m68k_legitimize_address): New.
13902 * config/score/score.c (score_legitimize_address): Standardize.
13903 * config/score/score3.c (score3_legitimize_address): Standardize.
13904 * config/score/score3.h (score3_legitimize_address): Adjust.
13905 * config/score/score7.c (score7_legitimize_address): Standardize.
13906 * config/score/score7.h (score7_legitimize_address): Adjust.
13907 * config/sh/sh.c (sh_legitimize_address): New.
13908 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
13910 * gcc/config/s390/s390.c (legitimize_address): Rename to...
13911 (s390_legitimize_address): ... this.
13912 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
13913 (sparc_legitimize_address): ... this.
13914 * gcc/config/i386/i386.c (legitimize_address): Rename to...
13915 (ix86_legitimize_address): ... this.
13916 * gcc/config/avr/avr.c (legitimize_address): Rename to...
13917 (avr_legitimize_address): ... this.
13918 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
13919 (mn10300_legitimize_address): ... this.
13920 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
13921 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
13922 (alpha_expand_mov): Adjust call.
13924 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
13925 * config/spu/spu.c (spu_legitimize_address): Likewise.
13926 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
13927 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
13929 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13931 * intl.c (locale_encoding, locale_utf8): New.
13932 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
13933 * intl.h (locale_encoding, locale_utf8): Declare.
13934 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
13935 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
13937 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
13939 (pp_tree_identifier): Define to call pp_base_tree_identifier.
13940 (pp_base_tree_identifier): Declare as function.
13941 (identifier_to_locale): Declare.
13942 * Makefile.in (pretty-print.o): Update dependencies.
13943 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
13945 2009-05-04 Richard Guenther <rguenther@suse.de>
13947 PR middle-end/40015
13948 * builtins.c (fold_builtin_memory_op): Do not decay to element
13949 type if the size matches the whole array.
13951 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13953 * expmed.c (synth_mult): When trying out a shift, pass the result
13956 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13958 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
13959 (shiftsub1_cost): New.
13960 (init_expmed): Compute shiftsub1_cost.
13961 (synth_mult): Optimize multiplications by constants of the form
13962 -(2^^m-1) for some constant positive integer m.
13964 2009-05-03 Richard Guenther <rguenther@suse.de>
13967 * c-typeck.c (array_to_pointer_conversion): Do not built
13968 ADDR_EXPRs of arrays of pointer-to-element type.
13969 * c-gimplify.c (c_gimplify_expr): Revert change fixing
13970 up wrong ADDR_EXPRs after-the-fact.
13971 * c-common.c (strict_aliasing_warning): Strip pointer
13972 conversions for obtaining the original type.
13973 * builtins.c (fold_builtin_memset): Handle array types.
13974 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
13977 2009-05-03 Richard Guenther <rguenther@suse.de>
13979 PR middle-end/23329
13980 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
13981 Do not lose casts from array types with unknown extent to array
13982 types with known extent.
13983 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
13984 alias set compatibility.
13986 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
13988 * flags.h (extra_warnings): Delete.
13989 * toplev.c (process_options): Handle Wuninitialized here.
13990 * opts.c (extra_warnings): Delete.
13991 (set_Wextra): Delete.
13992 (common_handle_option): -Wextra can be handled automatically.
13993 * c-opts.c (c_common_handle_option): Delete obsolete code.
13994 (c_common_post_options): Simplify comment.
13995 * common.opt (W): Add Var.
13997 (Wuninitialized): Initialize to -1.
13999 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14000 Richard Guenther <rguenther@suse.de>
14002 * expr.c (get_def_for_expr): New function.
14003 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14004 SSA rather than trees.
14005 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14006 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14008 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14010 * c-common.c (reswords): Add _Imaginary.
14011 * c-common.c (enum rid): Add RID_IMAGINARY.
14013 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14015 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14016 Patch by Richard Guenther.
14018 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14020 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14021 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14022 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14023 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14024 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14025 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14026 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14027 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14028 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14029 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14030 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14031 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14032 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14033 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14034 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14035 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14036 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14037 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14039 2009-05-02 Richard Guenther <rguenther@suse.de>
14041 PR tree-optimization/39940
14042 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14045 2009-05-02 Richard Guenther <rguenther@suse.de>
14047 PR middle-end/40001
14048 * tree-ssa.c (execute_update_addresses_taken): Properly check
14049 if we can mark a variable DECL_GIMPLE_REG_P.
14050 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14051 back to the end of the function.
14052 (is_gimple_reg_type): Remove complex type special casing.
14053 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14056 2009-05-02 Ben Elliston <bje@au.ibm.com>
14058 * doc/collect2.texi (Collect2): Document search path behaviour
14059 when configured with --with-ld.
14061 2009-05-02 Jan Hubicka <jh@suse.cz>
14063 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14064 parameter; update callers.
14065 (coalesce_cost_edge): EH edges are costier because they needs
14066 splitting even if not critical and even more costier when there are
14067 multiple EH predecestors.
14069 2009-05-02 Jan Hubicka <jh@suse.cz>
14071 * except.c (remove_eh_handler_and_replace): Handle updating after
14072 removing TRY blocks.
14074 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14076 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14078 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14080 * varasm.c: Do not include c-pragma.h.
14081 * attribs.c: Do not incude c-common.h.
14083 2009-05-01 Michael Matz <matz@suse.de>
14085 * calls.c (initialize_argument_information): Handle SSA names like
14086 decls with a non MEM_P DECL_RTL.
14088 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14090 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14091 * ipa-utils.c: Likewise.
14092 * ipa-type-escape.c: Likewise.
14093 * cgraphunit.c Do not include c-common.h.
14094 * ipa-pure-const.c: Likewise.
14095 * tree-if-conv.c: Likewise.
14096 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14097 * ipa-struct-reorg.c: Likewise.
14098 * tree-nomudflap.c: Likewise.
14099 * tree-ssa-structalias.c: Likewise.
14101 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14103 * store-motion.c: Many cleanups to make this pass a first-class
14104 citizen instead of an appendix to gcse load motion. Add TODO list
14105 to make this pass faster/cleaner/better.
14107 (struct ls_expr): Post gcse.c-split cleanups.
14108 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14109 "stores" field to "avail_stores".
14110 (pre_ldst_mems): Rename to store_motion_mems.
14111 (pre_ldst_table): Rename to store_motion_mems_table.
14112 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14113 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14114 (ldst_entry): Rename to st_expr_entry, update users.
14115 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14116 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14117 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14119 (first_ls_expr): Rename to first_st_expr, update users.
14120 (next_ls_expr): Rename to next_st_expr, update users.
14121 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14122 fields properly for store motion instead of names inherited from load
14124 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14125 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14128 (ae_kill): Rename to st_kill, update users.
14129 (ae_gen): Rename to st_avloc, update users.
14130 (transp): Rename to st_transp, update users.
14131 (pre_insert_map): Rename to st_insert_map, update users.
14132 (pre_delete_map): Rename to st_delete_map, update users.
14133 (insert_store, build_store_vectors, free_store_memory,
14134 one_store_motion_pass): Update for abovementioned changes.
14136 (gcse_subst_count, gcse_create_count): Remove.
14137 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14138 and "n_stores_created", local variables.
14140 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14143 (regvec, compute_store_table_current_insn): Remove.
14144 (reg_set_info, reg_clear_last_set): Remove.
14145 (compute_store_table): Use DF caches instead of local dataflow
14148 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14150 * c-objc-common.c (c_tree_printer): Print identifiers with
14151 pp_identifier, not pp_string. Mark "({anonymous})" for
14153 * c-pretty-print.c (pp_c_ws_string): New.
14154 (pp_c_cv_qualifier, pp_c_type_specifier,
14155 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14156 pp_c_storage_class_specifier, pp_c_function_specifier,
14157 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14158 pp_c_primary_expression, pp_c_postfix_expression,
14159 pp_c_unary_expression, pp_c_shift_expression,
14160 pp_c_relational_expression, pp_c_equality_expression,
14161 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14162 use pp_string and pp_c_ws_string in place of pp_identifier and
14163 pp_c_identifier for non-identifiers. Mark English strings for
14165 * c-pretty-print.h (pp_c_ws_string): Declare.
14167 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14168 Roland McGrath <roland@redhat.com>
14170 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14171 (ENABLE_LD_BUILDID): New configuration option.
14172 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14173 (LINK_BUILDID_SPEC): New macro.
14174 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14176 * doc/install.texi: Document --enable-linker-build-id option.
14177 * configure: Rebuild.
14178 * config.in: Rebuild.
14180 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14182 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14183 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14184 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14185 MIPS_GP_SAVE_AREA_SIZE.
14186 * config/mips/mips.c (struct mips_frame_info): Update comment
14187 before arg_pointer_offset and hard_frame_pointer_offset.
14188 (mips_compute_frame_info): Update diagram before function: to
14189 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14190 indicate the position of frame_pointer_rtx with -fstack-protector and
14191 to show args_size. Don't allocate cprestore area for leaf functions
14192 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14194 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14196 2009-04-30 Michael Matz <matz@suse.de>
14198 PR tree-optimization/39955
14199 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14201 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14203 * ira.c (setup_cover_and_important_classes): Use safe macro
14204 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14206 * genpreds.c (write_tm_preds_h): Output suitable definition of
14207 REG_CLASS_FOR_CONSTRAINT.
14209 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14211 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14213 * bitmap.c (bitmap_descriptor): Likewise.
14214 * ggc-common.c (loc_descriptor): Likewise.
14215 * varray.c (varray_descriptor): Likewise.
14216 * vec.c (vec_descriptor): Likewise.
14218 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14220 * Makefile.in (dce.o): Add $(EXCEPT_H).
14221 * dce.c: Include except.h and delete redundant vector definitions.
14222 (deletable_insn_p): Return false for non-call insns that can throw
14225 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14227 * gcse.c (ae_gen): Remove.
14228 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14229 and make non-static function to make it available in store-motion.c.
14230 Update call sites with search-and-replace.
14231 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14232 extract_mentioned_regs, extract_mentioned_regs_helper,
14233 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14234 store_killed_in_insn, store_killed_after, store_killed_before,
14235 build_store_vectors, insert_insn_start_basic_block, insert-store,
14236 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14237 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14238 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14239 * store-motion.c: ...new file. Also copy data structures from gcse.c
14240 and clean up to remove parts not used by store motion.
14241 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14242 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14244 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14247 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14248 when optimizing for size.
14250 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14252 * gcse.c (gcse_constant_p): Fix typo in last change.
14254 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14256 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14258 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14260 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14262 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14264 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14265 CONST_HIGH_PART result.
14267 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14269 * config/avr/avr.c (initial_elimination_offset): Rename to
14270 avr_initial_elimination_offset.
14271 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14272 change return type to bool.
14273 (avr_can_eliminate): New function.
14274 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14275 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14276 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14277 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14278 avr_initial_elimination_offset.
14279 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14280 (avr_initial_elimination_offset): Define.
14282 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14283 Steven Bosscher <steven@gcc.gnu.org>
14285 PR rtl-optimization/39938
14286 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14287 * cfgrtl.c: Include insn-attr.h.
14288 (rest_of_pass_free_cfg): New function.
14289 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14290 * resource.c (init_resource_info): Remove call to df_analyze.
14292 2009-04-29 Richard Guenther <rguenther@suse.de>
14295 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14296 allow conversion to signed integers.
14298 2009-04-29 Richard Guenther <rguenther@suse.de>
14300 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14301 shifts of floating point vectors if the shift amount is
14302 a constant multiple of the element size.
14304 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14305 Michael Matz <matz@suse.de>
14307 PR middle-end/39927
14309 * tree-outof-ssa.c (emit_partition_copy): New function.
14310 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14311 insert_part_to_rtx_on_edge): Perform the partition base var
14312 copy using emit_partition_copy.
14313 (insert_value_copy_on_edge): Convert constants to the right mode.
14314 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14315 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14317 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14319 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14320 scan backwards to try to find a constant to initialize it.
14322 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14323 insn before the loop_end instruction, don't look past labels.
14325 2009-04-29 Richard Guenther <rguenther@suse.de>
14327 PR middle-end/39937
14328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14329 loose type conversions.
14330 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14331 stmts only if there are no uses of its definition.
14333 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14335 * config/bfin/bfin.h (splitting_loops): Declare.
14336 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14337 Reorder bit definitions to be ascending.
14338 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14339 * config/bfin/bfin.c (splitting_loops): New variable.
14340 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14341 (struct loop_info): Remove members INIT and LOOP_INIT.
14342 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14343 the LSETUP sequence. Allow LC to be loaded from any register, but
14344 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14345 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14347 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14348 of reload_completed.
14351 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14353 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14355 * Makefile.in (PLUGIN_VERSION_H): New.
14356 (OBJS-common): Remove plugin-version.o.
14357 (plugin.o): Depend on (PLUGIN_VERSION_H).
14358 (plugin-version.o): Remove.
14359 * configure: Regenerate
14360 * configure.ac: Create plugin-version.h.
14361 * gcc-plugin.h (plugin_gcc_version): Remove.
14362 (plugin_default_version_check): Change signature.
14363 * plugin-version.c: Remove.
14364 * plugin.c: Include plugin-version.h.
14365 (str_plugin_gcc_version_name): Remove.
14366 (try_init_one_plugin): Pass gcc version to plugin_init.
14367 (plugin_default_version_check): Both gcc and plugin versions are now
14370 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14372 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14373 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14374 Remove special case testing for last insn of inner loops. Don't fail
14375 if the loop ends with a jump, emit an extra nop instead.
14377 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14378 DREGS rather than comparing directly. Remove code that tries to
14379 account for latencies.
14381 2009-04-29 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/39941
14384 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14385 eliminating an indirect call.
14387 2009-04-29 Richard Guenther <rguenther@suse.de>
14389 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14390 parameter. Allow invariants as base if !require_lvalue.
14391 (verify_gimple_assign_single): Adjust.
14393 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14395 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14396 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14397 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14398 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14399 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14401 * config/bfin/bfin.c (bfin_expand_builtin,
14402 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14404 2009-04-28 Richard Guenther <rguenther@suse.de>
14406 * tree-vect-loop.c (get_initial_def_for_induction): Use
14407 correct types for pointer increment.
14409 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14411 * toplev.c (print_version): Update GMP version string calculation.
14413 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14415 PR rtl-optimization/39938
14416 * resource.c (init_resource_info): Add call to df_analyze.
14418 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14420 * config/alpha/alpha.md (usegp): Cast the result of
14421 alpha_find_lo_sum_using_gp to enum attr_usegp.
14422 * config/alpha/alpha.c (override_options): Remove end-of-structure
14423 marker element from cpu_table. Use array size of cpu_table to handle
14424 -mcpu and -mtune options.
14425 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14427 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14429 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14430 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14431 tune_32 and tune_64.
14432 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14433 support on PowerPC.
14434 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14435 * config/rs6000/option-defaults.h: ... here. New file.
14436 (OPT_64, OPT_32): Define.
14437 (MASK_64BIT): Define to 0 if not already defined.
14438 (OPT_ARCH64, OPT_ARCH32): Define.
14439 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14442 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14444 * config/arm/arm.c (arm_override_options): Emit error on using
14447 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14449 PR rtl-optimization/39914
14450 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14451 registers for allocnos created from user-defined variables only
14452 when not optimizing.
14454 2009-04-28 Richard Guenther <rguenther@suse.de>
14456 PR middle-end/39937
14457 * fold-const.c (fold_binary): Use distribute_real_division only
14460 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14462 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14463 add hpux-stdint.h to tm_file.
14464 (hppa[12]*-*-hpux11*): Ditto.
14465 (ia64*-*-hpux*): Ditto.
14466 * config/hpux-stdint.h: New.
14467 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14468 __STDC_EXT__ for all compiles.
14469 * config/pa/pa-hpux.h: Ditto.
14470 * config/pa/pa-hpux10.h: Ditto.
14471 * config/pa/pa-hpux11.h: Ditto.
14473 2009-04-28 Catherine Moore <clm@codesourcery.com>
14475 * debug.h (set_name): Add comment.
14477 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14480 * config/darwin.c (machopic_gen_offset): Check
14481 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14482 * config/arm/arm.c (require_pic_register): Likewise.
14484 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14486 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14487 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14488 m32c_promote_prototypes): Delete.
14490 2009-04-28 Michael Matz <matz@suse.de>
14492 PR middle-end/39922
14493 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14496 2009-04-28 Richard Guenther <rguenther@suse.de>
14498 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14500 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14502 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14503 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14504 * config/arm/arm-tune.md: Regenerate.
14506 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14508 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14509 block if there are complex incoming edges.
14510 (sel_merge_blocks): Remove useless assert.
14511 (sel_redirect_edge_and_branch): Check that edge was redirected.
14512 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14513 (sel_find_rgns): Delete declaration.
14514 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14515 the region when it is not a preheader.
14517 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14520 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14522 2009-04-28 Richard Guenther <rguenther@suse.de>
14524 * tree.h (SSA_NAME_VALUE): Remove.
14525 (struct tree_ssa_name): Remove value_handle member.
14526 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14527 array for jump threading.
14528 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14530 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14531 * tree-flow.h (threadedge_initialize_values): Declare.
14532 (threadedge_finalize_values): Likewise.
14533 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14534 (SSA_NAME_VALUE): Define.
14535 (threadedge_initialize_values): New function.
14536 (threadedge_finalize_values): Likewise.
14537 * tree-ssa-dom.c (ssa_name_values): New global variable.
14538 (SSA_NAME_VALUE): Define.
14539 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14541 2009-04-28 Ira Rosen <irar@il.ibm.com>
14543 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14544 Use REPORT_VECTORIZED_LOCATIONS instead
14545 REPORT_VECTORIZED_LOOPS.
14546 * tree-vectorizer.c (vect_verbosity_level): Make static.
14547 (vect_loop_location): Rename to vect_location.
14548 (vect_set_verbosity_level): Update comment.
14549 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14551 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14552 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14553 instead REPORT_UNVECTORIZED_LOOPS.
14554 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14555 and vect_loop_def to vect_external_def and vect_internal_def.
14556 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14557 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14558 REPORT_UNVECTORIZED_LOCATIONS.
14559 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14560 and vect_used_in_loop and to vect_unused_in_scope and
14561 vect_used_in_scope.
14562 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14563 (vect_verbosity_level): Remove declaration.
14564 (vect_analyze_operations): Likewise.
14565 (vect_analyze_stmt): Declare.
14566 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14567 REPORT_UNVECTORIZED_LOCATIONS.
14568 (vect_get_loop_niters): Fix indentation.
14569 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14570 (vect_analyze_loop_operations): New function.
14571 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14572 vect_analyze_operations.
14573 (vect_is_simple_reduction): Use new names.
14574 (vectorizable_live_operation, vect_transform_loop): Likewise.
14575 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14576 to specify whether the data references can be a part of interleaving
14578 (vect_analyze_data_ref_dependence): Use new names.
14579 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14580 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14581 * tree-vect-patterns.c (widened_name_p): Use new names.
14582 (vect_recog_dot_prod_pattern): Likewise.
14583 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14584 (process_use, vect_mark_stmts_to_be_vectorized,
14585 vect_model_simple_cost, vect_model_store_cost,
14586 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14587 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14588 vectorizable_operation, vectorizable_type_demotion,
14589 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14590 vectorizable_condition): Likewise.
14591 (vect_analyze_operations): Split into vect_analyze_loop_operations
14593 (vect_analyze_stmt): ... new function.
14594 (new_stmt_vec_info): Use new names.
14595 (vect_is_simple_use): Use new names and fix comment.
14596 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14597 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14599 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14602 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14603 and integer modes for x87 operands. Do not ICE for unsupported size,
14604 generate error instead. Generate error for unsupported operand types.
14605 ['z']: Do not handle HImode memory operands specially. Warning
14606 for floating-point operands. Fallthru to 'Z' for unsupported operand
14607 types. Do not ICE for unsupported size, generate error instead.
14608 (output_387_binary_op): Use %Z to output operands.
14609 (output_fp_compare): Ditto.
14610 (output_387_reg_move): Ditto.
14612 2009-04-28 Ben Elliston <bje@au.ibm.com>
14617 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14619 * builtins.c (c_strlen): Do not warn here.
14620 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14621 * c-common.c (pointer_int_sum): Take an explicit location.
14622 Warn about offsets out of bounds.
14623 * c-common.h (pointer_int_sum): Adjust declaration.
14625 2009-04-27 Ian Lance Taylor <iant@google.com>
14627 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14629 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14630 * df-core.c (df_set_flags): Change return type to int. Change
14631 type of old_flags to int.
14632 (df_clear_flags): Likewise.
14633 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14634 (df_get_conditional_uses): Likewise.
14635 * df.h (df_set_flags, df_clear_flags): Update declarations.
14636 * dwarf2out.c (struct indirect_string_node): Change type of form
14637 field to enum dwarf_form.
14638 (AT_string_form): Change return type to enum dwarf_form.
14639 * fixed-value.c (fixed_compare): Add cast to enum type.
14640 * fwprop.c (update_df): Change 0 to VOIDmode.
14641 * gensupport.c: Change 0 to UNKNOWN.
14642 * gimple.h (gimple_cond_code): Add cast to enum type.
14643 * haifa-sched.c (reemit_notes): Add cast to enum type.
14644 * hooks.c (hook_int_void_no_regs): Remove function.
14645 * hooks.h (hook_int_void_no_regs): Remove declaration.
14646 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14647 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14648 * real.c (real_arithmetic): Add cast to enum type.
14649 (real_compare): Likewise.
14650 * target.h (struct gcc_target): Change return type of
14651 branch_target_register_class to enum reg_class.
14652 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14653 default_branch_target_register_class.
14654 * targhooks.c (default_branch_target_register_class): New function.
14655 * targhooks.h (default_branch_target_register_class): Declare.
14656 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14657 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14659 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14661 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14662 vect_uninitialized_def. Change 0 to ERROR_MARK.
14663 * tree-vect-stmts.c (supportable_widening_operation): Don't
14664 initialize icode1 and icode2.
14665 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14666 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14668 (cmn_err_flag_specs): Change 0 to STD_C89.
14669 (cmn_err_char_table): Likewise.
14670 * config/arm/arm.c (get_arm_condition_code): Change type of code
14671 to enum arm_cond_code.
14672 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14673 (IWMMXT_BUILTIN2): Likewise.
14674 (neon_builtin_type_bits): Don't define typedef.
14675 (neon_builtin_datum): Change type of bits field to int.
14676 (arm_expand_neon_args): Add cast to enum type.
14677 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14679 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14680 casts to enum type.
14681 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14683 * config/mips/mips.md (jal_macro): Return enum constant.
14684 (single_insn): Likewise.
14685 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14687 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14688 casts to enum type.
14689 * config/s390/s390.c (s390_tune_flags): Change type to int.
14690 (s390_arch_flags): Likewise.
14691 (s390_handle_arch_option): Change flags field of struct pta to int.
14692 * config/s390/s390.h (s390_tune_flags): Update declaration.
14693 (s390_arch_flags): Likewise.
14694 * config/sh/sh.c (prepare_move_operands): Compare
14695 tls_symbolic_operand result with enum constant.
14696 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14697 (sh_expand_prologue): Add cast to enum type.
14698 (sh_expand_epilogue): Likewise.
14699 (tls_symbolic_operand): Change return type to enum tls_model.
14700 (fpscr_set_from_mem): Add cast to enum type.
14701 (legitimize_pic_address): Compare tls_symbolic_operand result with
14703 (sh_target_reg_class): Change return type to enum reg_class.
14704 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14706 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14707 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14708 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14709 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14710 (delayed_branch, tls_call_delay): Likewise.
14711 (eligible_for_sibcall_delay): Likewise.
14712 (eligible_for_return_delay): Likewise.
14713 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14714 (spu_expand_builtin_1): Likewise.
14716 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14717 for all types of conversions.
14718 (output_init_element): Issue -Wc++-compat warning if needed when
14719 initializing a bitfield with enum type.
14720 * c-parser.c (c_parser_expression): Set original_type to
14721 original_type of right hand operand of comma operator.
14723 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14725 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14727 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14728 * doc/cpp.texi (Standard Predefined Macros)
14729 (Implementation-defined behavior): Likewise.
14730 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14731 * doc/gimple.texi (GIMPLE Exception Handling)
14732 (@code{GIMPLE_ASSIGN}): Likewise.
14733 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14734 * doc/invoke.texi (Warning Options, Optimize Options)
14735 (AVR Options, Darwin Options): Likewise.
14736 (Optimize Options): Reformulate -fwhole-program description.
14737 * doc/loop.texi (Lambda): Likewise.
14738 * doc/md.texi (Output Template, Define Constraints)
14739 (Standard Names, Insn Splitting): Likewise.
14740 * doc/options.texi (Option properties): Likewise.
14741 * doc/passes.texi (Tree-SSA passes): Likewise.
14742 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14743 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14744 (File Names and DBX): Likewise.
14745 * doc/trouble.texi (Incompatibilities): Likewise.
14747 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14749 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14750 instruction is correct.
14752 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14754 Allow non-constant arguments to conversion intrinsics.
14755 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14756 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14757 * spu.c (print_operand): Handle 'v' and 'w'.
14758 (exp2_immediate_p, spu_gen_exp2): Define.
14759 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14760 spu_convtf_1): Update parameter descriptions.
14761 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14762 * constraints.md ('v', 'w'): New.
14763 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14765 (i2f, I2F): New define_mode_attr.
14766 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14767 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14768 fixuns_truncv4sfv4si2): Update to use mode attribute.
14769 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14770 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14771 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14772 patterns for combine.
14774 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14776 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14777 (cprop, hoist, pre, store_motion): New debug counters.
14778 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14779 is not an RTL pass anymore.
14780 (pass_profiling): Remove extern decl for pass removed in 2005.
14781 (pass_gcse, pass_jump_bypass): Remove.
14782 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14783 to 0 for clean state.
14784 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14785 * cse.c (gate_handle_cse_after_global_opts,
14786 rest_of_handle_cse_after_global_opts): New functions.
14787 (pass_cse_after_global_opts): New pass, does local CSE.
14788 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14789 (TV_CPROP): New timevar.
14790 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14791 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14792 (gcse_main, recompute_all_luids): Remove.
14793 (compute_hash_table_work): Call max_reg_num instead of reading
14795 (cprop_jump): Don't set run_jump_opt_after_gcse.
14796 (constprop_register): Always allow to alter jumps.
14797 (cprop_insn): Likewise.
14798 (do_local_cprop): Likewise.
14799 (local_cprop_pass): Likewise. Return non-zero if something changed.
14800 (cprop): Remove function, fold interesting bits into one_cprop_pass.
14801 (find_implicit_sets): Add note about missed optimization opportunity.
14802 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
14803 pass_rtl_cprop execute function.
14804 Don't bother tracking the pass number, each pass gets its own dumpfile
14806 Always allow to alter jumpsand bypass jumps.
14807 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
14808 will just find no suitable set.
14809 (pre_edge_insert): Fix dumping, this function is for PRE only.
14810 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
14811 pass_rtl_pre execute function.
14812 (hoist_code): Return non-zero if something changed. Keep track of
14813 substitutions and insertions for statistics gathering similar to PRE.
14814 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
14815 called from the pass_rtl_hoist execute function. Show pass statistics.
14816 (compute_store_table): Use max_reg_num directly instead of using the
14817 formerly global max_gcse_regno.
14818 (build_store_vectors): Likewise.
14819 (replace_store_insn): Fix dumping.
14820 (store_motion): Rename to ...
14821 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
14822 pass, called from the pass_rtl_store_motion execute function. Keep
14823 track of substitutions and insertions for statistics gathering similar
14825 (bypass_jumps): Remove, fold interesting bits into ...
14826 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
14827 from the pass_rtl_cprop execute function.
14828 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
14829 pass_jump_bypass): Remove.
14830 (gate_handle_gcse, rest_of_handle_gcse): Remove.
14831 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
14832 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
14833 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
14834 (gate_rtl_store_motion, execute_rtl_store_motion,
14835 pass_rtl_store_motion): New.
14836 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
14837 make it clear that -fcse-skip-blocks is a no-op for backward compat.
14838 * passes.c (init_optimization_passes): Remove pass_gcse and
14839 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
14840 and cse_after_global_opts in place of pass_gcse. Schedule cprop
14841 instead of pass_jump_bypass.
14843 2009-04-27 Richard Guenther <rguenther@suse.de>
14845 PR middle-end/39928
14846 * gimplify.c (gimplify_expr): If we are required to create
14847 a temporary make sure it ends up as register.
14849 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
14852 * config/i386/i386.c (construct_container): Don't call
14853 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
14854 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
14856 2009-04-27 Michael Matz <matz@suse.de>
14858 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
14859 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
14860 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
14861 (dump_replaceable_exprs): Take a bitmap.
14862 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
14864 (expand_gimple_basic_block): Likewise.
14865 * tree-ssa-ter.c (struct temp_expr_table_d): Make
14866 replaceable_expressions member a bitmap.
14867 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
14868 (mark_replaceable): Likewise.
14869 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
14870 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
14872 2009-04-27 Richard Guenther <rguenther@suse.de>
14874 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
14875 (verify_stmts): Dispatch to gimple/type verification code.
14876 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
14877 issue with call argument types.
14879 2009-04-27 Michael Matz <matz@suse.de>
14881 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
14882 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
14885 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
14886 Eric Botcazou <ebotcazou@adacore.com>
14888 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
14889 a label's basic block.
14890 (mark_target_live_regs): Tidy and rework obsolete comments.
14891 Change back DF problem to LIVE. If a label starts a basic block,
14892 assume that all registers that used to be live then still are.
14893 (init_resource_info): If a label starts a basic block, set its
14894 BLOCK_FOR_INSN accordingly.
14895 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
14897 2009-04-27 Richard Guenther <rguenther@suse.de>
14899 * tree-flow-inline.h (function_ann): Remove.
14900 (get_function_ann): Likewise.
14901 * tree-dfa.c (create_function_ann): Remove.
14902 * tree-flow.h (struct static_var_ann_d): Remove.
14903 (struct function_ann_d): Likewise.
14904 (union tree_ann_d): Remove fdecl member.
14905 (function_ann_t): Remove.
14906 (function_ann, get_function_ann, create_function_ann): Remove
14909 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
14911 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
14913 2009-04-27 Jan Hubicka <jh@suse.cz>
14915 * ipa-pure-const.c (struct funct_state_d): New fields
14916 state_previously_known, looping_previously_known; remove
14917 state_set_in_source.
14918 (analyze_function): Use new fields.
14919 (propagate): Avoid assumption that state_set_in_source imply
14922 * tree-ssa-loop-niter.c (finite_loop_p): New function.
14923 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
14924 * cfgloop.h (finite_loop_p): Declare.
14926 2009-04-26 Michael Matz <matz@suse.de>
14928 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
14930 2009-04-26 Michael Matz <matz@suse.de>
14932 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
14933 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
14934 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
14935 pass_mark_used_blocks): Remove.
14936 * tree-optimize.c (pass_free_datastructures,
14937 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
14938 * passes.c (init_optimization_passes): Don't call
14939 pass_mark_used_blocks, remove dead code.
14941 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
14943 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
14944 * tree-ssa-live.h (register_ssa_partition): Likewise.
14946 2009-04-26 Michael Matz <matz@suse.de>
14949 * builtins.c (fold_builtin_next_arg): Handle SSA names.
14950 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
14951 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
14953 (compare_pairs): Swap cost comparison.
14954 (coalesce_ssa_name): Don't use change_partition_var.
14955 * tree-nrv.c (struct nrv_data): Add modified member.
14956 (finalize_nrv_r): Set it.
14957 (tree_nrv): Use it to update statements.
14958 (pass_nrv): Require PROP_ssa.
14959 * tree-mudflap.c (mf_decl_cache_locals,
14960 mf_build_check_statement_for): Use make_rename_temp.
14961 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
14962 * alias.c (find_base_decl): Handle SSA names.
14963 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
14964 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
14965 * rtl.h (set_reg_attrs_for_parm): Declare.
14966 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
14967 to "optimized", remove unused locals at finish.
14968 (execute_free_datastructures): Make global, call
14969 delete_tree_cfg_annotations.
14970 (execute_free_cfg_annotations): Don't call
14971 delete_tree_cfg_annotations.
14973 * ssaexpand.h: New file.
14974 * expr.c (toplevel): Include ssaexpand.h.
14975 (expand_assignment): Handle SSA names the same as register variables.
14976 (expand_expr_real_1): Expand SSA names.
14977 * cfgexpand.c (toplevel): Include ssaexpand.h.
14978 (SA): New global variable.
14979 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
14980 (SSAVAR): New macro.
14981 (set_rtl): New helper function.
14982 (add_stack_var): Deal with SSA names, use set_rtl.
14983 (expand_one_stack_var_at): Likewise.
14984 (expand_one_stack_var): Deal with SSA names.
14985 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
14986 before unique numbers.
14987 (expand_stack_vars): Use set_rtl.
14988 (expand_one_var): Accept SSA names, add asserts for them, feed them
14989 to above subroutines.
14990 (expand_used_vars): Expand all partitions (without default defs),
14991 then only the local decls (ignoring those expanded already).
14992 (expand_gimple_cond): Remove edges when jumpif() expands an
14993 unconditional jump.
14994 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
14995 or remove abnormal edges. Ignore insns setting the LHS of a TERed
14997 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
14998 members of SA; deal with PARM_DECL partitions here; expand
14999 all PHI nodes, free tree datastructures and SA. Commit instructions
15000 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15001 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15002 info and statements at start, collect garbage at finish.
15003 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15004 (VAR_ANN_PARTITION) Remove.
15005 (change_partition_var): Don't declare.
15006 (partition_to_var): Always return SSA names.
15007 (var_to_partition): Only accept SSA names.
15008 (register_ssa_partition): Only check argument.
15009 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15011 (delete_var_map): Don't free it.
15012 (var_union): Only accept SSA names, simplify.
15013 (partition_view_init): Mark only useful SSA names as used.
15014 (partition_view_fini): Only deal with SSA names.
15015 (change_partition_var): Remove.
15016 (dump_var_map): Use ssa_name instead of partition_to_var member.
15017 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15019 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15020 (struct _elim_graph): New member const_dests; nodes member vector of
15022 (set_location_for_edge): New static helper.
15023 (create_temp): Remove.
15024 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15025 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15026 (new_elim_graph): Allocate const_dests member.
15027 (clean_elim_graph): Truncate const_dests member.
15028 (delete_elim_graph): Free const_dests member.
15029 (elim_graph_size): Adapt to new type of nodes member.
15030 (elim_graph_add_node): Likewise.
15031 (eliminate_name): Likewise.
15032 (eliminate_build): Don't take basic block argument, deal only with
15033 partition numbers, not variables.
15034 (get_temp_reg): New static helper.
15035 (elim_create): Use it, deal with RTL temporaries instead of trees.
15036 (eliminate_phi): Adjust all calls to new signature.
15037 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15038 (rewrite_trees): Only do checking.
15039 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15040 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15041 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15042 contains_tree_r, MAX_STMTS_IN_LATCH,
15043 process_single_block_loop_latch, analyze_edges_for_bb,
15044 perform_edge_inserts): Remove.
15045 (expand_phi_nodes): New global function.
15046 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15047 functions, initialize new parameter, remember partitions having a
15049 (finish_out_of_ssa): New global function.
15050 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15051 don't reset in_ssa_p here, don't disable TER when mudflap.
15052 (pass_del_ssa): Remove.
15053 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15055 (execute_free_datastructures): Declare.
15056 * Makefile.in (SSAEXPAND_H): New variable.
15057 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15058 * basic-block.h (commit_one_edge_insertion): Declare.
15059 * passes.c (init_optimization_passes): Move pass_nrv and
15060 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15061 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15062 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15063 (redirect_branch_edge): Deal with super block when expanding, split
15064 out jump patching itself into ...
15065 (patch_jump_insn): ... here, new static helper.
15067 2009-04-26 Michael Matz <matz@suse.de>
15069 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15070 beyond num_ssa_names.
15071 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15072 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15074 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15076 PR inline-asm/39543
15077 * fwprop.c (forward_propagate_asm): New function.
15078 (forward_propagate_and_simplify): Propagate also into __asm, if it
15079 doesn't increase the number of referenced registers.
15082 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15084 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15086 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15087 note_nonlocal_vla_type for nonlocal VLAs.
15088 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15089 contains_remapped_vars, remap_vla_decls): New functions.
15090 (convert_nonlocal_reference_stmt): If not optimizing, call
15091 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15092 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15093 if it wasn't found in var_map.
15094 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15095 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15096 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15098 * gimplify.c (nonlocal_vlas): New variable.
15099 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15101 (gimplify_body): Create and destroy nonlocal_vlas.
15103 * dwarf2out.c (loc_descr_plus_const): New function.
15104 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15105 mem_loc_descriptor, loc_descriptor_from_tree_1,
15106 descr_info_loc, gen_variable_die): Use it.
15108 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15109 !TREE_STATIC VAR_DECLs.
15110 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15111 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15112 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15113 DECL_BY_REFERENCE is valid.
15114 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15115 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15116 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15117 Copy DECL_BY_REFERENCE.
15118 (struct nesting_copy_body_data): New type.
15119 (nesting_copy_decl): New function.
15120 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15121 if they have variable length.
15123 2009-04-26 Michael Matz <matz@suse.de>
15125 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15126 mark new temporaries for renaming.
15128 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15131 * c-decl.c (global_bindings_p): Return negative value.
15132 (c_variable_size): New. Based on variable_size from
15134 (grokdeclarator): Call c_variable_size not variable_size.
15136 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15138 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15140 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15142 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15143 Redefine it to just use mingw/include.
15144 (ASM_SPEC): Rules for -m32 and -m64.
15145 (LINK_SPEC): Use Likewise.
15146 (SPEC_32): New define.
15147 (SPEC_64): Likewise.
15148 (SUB_LINK_SPEC): Likewise.
15149 (MULTILIB_DEFAULTS): New define.
15150 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15151 Add multilib options.
15152 (MULTILIB_DIRNAMES): Likewise.
15153 (MULTILIB_OSDIRNAMES): Likewise.
15154 (LIBGCC): Likewise.
15155 (INSTALL_LIBGCC): Likewise.
15157 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15160 * c-tree.h (enum c_inline_static_type): New.
15161 (record_inline_static): Declare.
15162 * c-decl.c (struct c_inline_static, c_inline_statics,
15163 record_inline_static, check_inline_statics): New.
15164 (pop_file_scope): Call check_inline_statics.
15165 (start_decl): Call record_inline_static instead of pedwarning
15166 directly for static in inline function.
15167 * c-typeck.c (build_external_ref): Call record_inline_static
15168 instead of pedwarning directly for static referenced in inline
15171 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15173 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15174 not new but only being rescanned.
15175 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15176 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15177 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15178 record_set_info, compute_set, grealloc): Remove.
15179 (recompute_all_luids): New function.
15180 (gcse_main): Don't compute sets, and don't do related memory
15181 allocations/free-ing. If something changed before the end of the
15182 pass, update LUIDs using recompute_all_luids.
15183 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15184 (free_gcse_mem): Don't free it either.
15185 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15186 Use the df insn LUIDs.
15187 (load_killed_in_block): Likewise.
15188 (compute_hash_table_work): Don't compute reg_set_in_block.
15189 (compute_transp): Use DF_REG_DEF_CHAINs.
15190 (local_cprop_pass): Don't use compute_sets and related functions.
15191 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15192 Use get_max_uid() instead of max_cuid.
15193 (insert_insn_end_basic_block, pre_insert_copy_insn,
15194 update_ld_motion_stores): Don't try to
15195 keep reg_set tables up to date.
15196 (pre_insert_copies): Use df insn LUIDs.
15197 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15198 (reg_set_info): Don't use extra bitmap argument.
15199 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15200 information to compute regs_set_in_block.
15201 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15202 (bypass_jumps): Don't use compute_sets and friends.
15204 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15207 * opts.c (undocumented_msg): Do not leave blank even with
15210 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15212 * c-decl.c (build_enumerator): Allow values folding to integer
15213 constants but not integer constant expressions with a pedwarn if
15216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15219 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15220 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15221 type is an integer constant.
15223 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15226 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15229 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15232 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15233 with variably modified return type and no storage class
15234 specifiers, except for the case of nested functions. Distinguish
15235 extern declarations of functions with variably modified return
15236 types from those of objects with variably modified types.
15238 2009-04-25 Jan Hubicka <jh@suse.cz>
15240 * tree.c (list_equal_p): New function.
15241 * tree.h (list_equal_p): Declare.
15242 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15243 basic_block_def, basic_block, const_basic_block): New.
15244 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15245 (redirect_eh_edge): New function.
15246 (make_eh_edge_update_phi): EH edges are not abnormal.
15247 * except.c: Include tree-flow.h.
15248 (list_match): New function.
15249 (eh_region_replaceable_by_p): New function.
15250 (replace_region): New function.
15251 (hash_type_list): New function.
15252 (hash_eh_region): New function.
15253 (eh_regions_equal_p): New function.
15254 (merge_peers): New function.
15255 (remove_unreachable_regions): Verify EH tree when checking;
15257 (copy_eh_region_1): New function.
15258 (copy_eh_region): New function.
15259 (push_reachable_handler): New function.
15260 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15261 regions without label but with live RESX.
15262 * except.h (redirect_eh_edge_to_label): New.
15263 * tree-flow.h (redirect_eh_edge): New.
15264 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15265 basic_block_def, basic_block, const_basic_block): Remove.
15266 * Makefile.in (except.o): Add dependency on tree-flow.h
15267 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15268 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15271 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15274 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15275 on the destination of memcpy.
15277 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15279 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15280 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15281 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15283 2009-04-25 Jan Hubicka <jh@suse.cz>
15285 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15286 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15287 to be reached by different label than left.
15288 (update_eh_edges): Update comment; remove edge_to_remove if possible
15289 and return true if suceeded.
15290 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15291 (cleanup_eh): Compute sharing map.
15292 * except.c (remove_eh_handler_and_replace): Add argument if we should
15294 (remove_unreachable_regions): Update for label sharing.
15295 (label_to_region_map): Likewise.
15296 (get_next_region_sharing_label): New function.
15297 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15299 (remove_eh_handler): Update.
15300 (remove_eh_region_and_replace_by_outer_of): New function.
15301 * except.h (struct eh_region): Add next_region_sharing_label.
15302 (remove_eh_region_and_replace_by_outer_of,
15303 get_next_region_sharing_label): Declare.
15304 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15306 2009-04-25 Jan Hubicka <jh@suse.cz>
15308 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15309 insert code even if they are not critical.
15311 2009-04-25 Jan Hubicka <jh@suse.cz>
15313 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15314 (gimple_can_remove_branch_p): EH edges won't remove branch by
15316 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15317 updating of non-abnormal EH edges.
15318 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15319 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15320 (split_critical_edges): Split also edges where emitting code on them
15321 will lead to splitting later.
15323 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15324 H.J. Lu <hongjiu.lu@intel.com>
15327 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15328 the configured assembler supports fildq and fistpq mnemonics.
15329 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15330 * configure: Regenerated.
15331 * config.in: Ditto.
15333 * config/i386/i386.c (print_operand): Handle 'Z'.
15334 ['z']: Remove handling of special fild/fist suffixes.
15335 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15336 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15337 suffix of fild insn.
15338 (*floatsi<mode>2_vector_mixed): Ditto.
15339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15340 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15341 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15343 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15345 2009-04-25 Ben Elliston <bje@au.ibm.com>
15347 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15348 the source of a set operation.
15350 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15352 * target.h (struct gcc_target): Add case_values_threshold field.
15353 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15354 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15355 * targhooks.c (default_case_values_threshold): New function.
15356 * targhooks.h (default_case_values_threshold): Declare function.
15357 * stmt.c (expand_case): Use case_values_threshold target hook.
15358 * expr.h (case_values_threshold): Remove declartation.
15359 * expr.c (case_values_threshold): Remove function.
15360 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15362 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15363 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15364 (avr_case_values_threshold): Declare as static.
15365 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15367 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15368 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15369 (mn10300_case_values_threshold): New function.
15371 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15373 * ira.c (setup_cover_and_important_classes): Add enum cast.
15375 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15377 * genpreds.c (write_enum_constraint_num): Output definition of
15378 CONSTRAINT_NUM_DEFINED_P macro.
15379 * ira.c (setup_cover_and_important_classes): Use
15380 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15382 2009-04-24 DJ Delorie <dj@redhat.com>
15384 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15385 __SH2A_SINGLE_ONLY__ also.
15387 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15389 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15390 (movdf_internal): Ditto.
15391 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15392 SFmode and DFmode constants.
15393 (ia64_print_operand): Add 'G' format for printing
15394 floating point constants.
15396 2009-04-24 Richard Guenther <rguenther@suse.de>
15398 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15399 from unsigned additions.
15401 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15403 * c-typeck.c (set_init_index): Allow array designators that are
15404 not integer constant expressions with a pedwarn if pedantic.
15406 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15408 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15409 zero if no overlap in nonzero bits between the operands.
15411 2009-04-24 Ian Lance Taylor <iant@google.com>
15413 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15414 (record_dead_and_set_regs): Likewise.
15415 * df.h (struct df_mw_hardreg): Change flags field to int.
15416 (struct df_base_ref): Likewise.
15417 (struct df): Change changeable_flags field to int.
15418 * df-scan.c (df_defs_record): Change clobber_flags to int.
15419 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15420 constants rather than #define macros.
15421 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15422 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15423 (enum dwarf_calling_convention): Likewise.
15424 (enum dwarf_line_number_x_ops): Likewise.
15425 (enum dwarf_call_frame_info): Likewise.
15426 (enum dwarf_source_language): Likewise.
15427 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15428 (add_calling_convention_attribute): Likewise.
15429 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15430 (combine_comparisons): Change compcode to int. Add cast to enum type.
15431 * genrecog.c (maybe_both_true_2): Change c to int.
15432 (write_switch): Likewise. Add cast to enum type.
15433 * gimplify.c (gimplify_omp_for): Handle return values from
15434 gimplify_expr using MIN rather than bitwise or.
15435 (gimplify_expr): Add cast to enum type.
15436 * ipa-prop.c (update_jump_functions_after_inlining): Change
15437 IPA_BOTTOM to IPA_JF_UNKNOWN.
15438 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15439 Add casts to enum type.
15440 (setup_cover_and_important_classes): Change cl to int. Add casts
15442 (setup_class_translate): Change cl and mode to int.
15443 (ira_init_once): Change mode to int.
15444 (free_register_move_costs): Likewise.
15445 (setup_prohibited_mode_move_regs): Add casts to enum type.
15446 * langhooks.c (add_builtin_function_common): Rework assertion that
15447 value fits bitfield.
15448 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15449 * omega.c (omega_do_elimination): Avoid math on enum types.
15450 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15451 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15452 int local to handle integral_argment value.
15453 * regmove.c (try_auto_increment): Change PUT_MODE to
15455 * reload.c (push_secondary_reload): Add casts to enum type.
15456 (secondary_reload_class, find_valid_class): Likewise.
15457 * reload1.c (emit_input_reload_insns): Likewise.
15458 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15459 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15460 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15462 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15463 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15465 (expand_complex_libcall): Add casts to enum type.
15466 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15467 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15468 with ERROR_MARK, not NUM_TREE_CODES.
15469 (vect_create_epilog_for_reduction): Likewise.
15470 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15471 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15472 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15474 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15475 vect_unused_in_loop. Change 0 to loop_vect.
15476 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15477 * var-tracking.c (get_init_value): Change return type to enum
15479 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15480 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15482 (arm_override_options): Add casts to enum type.
15483 (arm_emit_tls_decoration): Likewise.
15484 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15486 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15487 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15488 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15490 * config/s390/s390.c (code_for_builtin_64): Change to array of
15492 (code_for_builtin_31): Likewise.
15493 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15495 * config/sparc/sparc.c (sparc_override_options): Change value
15496 field in struct code_model to enum cmodel. In initializer change
15497 0 to NULL and add cast to enum type.
15499 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15500 Change all callers. Issue a -Wc++-compat warning using
15501 lhs_origtype if necessary.
15502 (convert_for_assignment): Issue -Wc++-compat warnings about
15503 invalid conversions to enum type on assignment.
15504 * c-common.h (build_modify_expr): Update declaration.
15506 2009-04-24 Nick Clifton <nickc@redhat.com>
15508 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15509 (function_arg_advance): Likewise.
15510 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15513 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15515 * config/s390/constraints.md ('I', 'J'): Fix condition.
15517 2009-04-24 Diego Novillo <dnovillo@google.com>
15519 * gengtype-parse.c (parse_error): Add newline after message.
15521 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15523 * config/i386/sse.md (avxmodesuffixs): Removed.
15524 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15525 (*avx_pinsr<ssevecsize>): This.
15527 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15529 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15530 follow chains of regs with a single definition, and allow expressions
15531 that are function_invariant_p.
15532 (simple_rhs_p): Allow expressions that are function_invariant_p.
15534 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15536 PR middle-end/39867
15537 * fold-const.c (fold_cond_expr_with_comparison): When folding
15538 > and >= to MAX, make sure the MAX uses the same type as the
15539 comparison's operands.
15541 2009-04-24 Nick Clifton <nickc@redhat.com>
15543 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15544 addressing for DImode accesses.
15545 (frv_print_operand_address): Handle PLUS case.
15546 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15548 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15550 PR rtl-optimization/39794
15551 * alias.c (canon_true_dependence): Add x_addr argument.
15552 * rtl.h (canon_true_dependence): Adjust prototype.
15553 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15554 * cselib.c (cselib_invalidate_mem): Likewise.
15555 * gcse.c (compute_transp): Likewise.
15556 * dse.c (scan_reads_nospill): Likewise.
15557 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15558 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15559 canon_base_addr of the group, plus optional offset.
15560 (struct group_info): Rename canon_base_mem to
15562 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15563 canon_rtx of base_mem.
15565 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15567 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15568 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15570 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15572 * config/spu/spu-builtins.h: Delete file.
15574 * config/spu/spu.h (enum spu_builtin_type): Move here from
15576 (struct spu_builtin_description): Likewise. Add GTY marker.
15577 Do not use enum spu_function_code or enum insn_code.
15578 (spu_builtins): Add extern declaration.
15580 * config/spu/spu.c: Do not include "spu-builtins.h".
15581 (enum spu_function_code, enum spu_builtin_type_index,
15582 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15583 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15584 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15585 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15586 (spu_builtin_types): Make static. Add GTY marker.
15587 (spu_builtins): Add extern declaration with GTY marker.
15588 Include "gt-spu.h".
15590 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15591 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15592 Check programmatically whether all parameters are scalar.
15594 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15596 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15598 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15599 assignment from the constructor either if the target is volatile.
15601 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15603 * config/arm/arm.md (insv): Do not share operands[0].
15605 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15607 * config/vxlib-tls.c (active_tls_threads): Delete.
15608 (delete_hook_installed): New.
15609 (tls_delete_hook): Don't delete the delete hook.
15610 (tls_destructor): Delete it here.
15611 (__gthread_set_specific): Adjust installing the delete hook.
15612 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15613 __gthread_leave_tsd_dtor_context.
15615 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15617 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15619 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15621 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15623 (alpha_rtx_costs): Ditto.
15624 (emit_unlikely_jump): Use add_reg_note.
15625 (emit_frame_store_1): Ditto.
15626 (alpha_expand_prologue): Ditto.
15627 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15628 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15630 2009-04-23 Nick Clifton <nickc@redhat.com>
15632 * config/v850/v850.md (epilogue): Remove suppressed code.
15633 (return): Rename to return_simple and remove test of frame size.
15634 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15635 to gen_return_simple.
15637 2009-04-22 Jing Yu <jingyu@google.com>
15640 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15642 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15645 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15646 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15647 value is a VECTOR_CST, the element type is the element type of the
15650 2009-04-22 DJ Delorie <dj@redhat.com>
15652 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15654 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15656 * alias.c (find_base_term): Move around LO_SUM case, so that
15657 CONST falls through into PLUS/MINUS handling.
15660 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15661 into 0, use omit_one_operand.
15663 2009-04-23 Ben Elliston <bje@au.ibm.com>
15665 * config/rs6000/linux-unwind.h (get_regs): Remove type
15666 puns. Change the type of `pc' to an array of unsigned ints and
15667 update all users. Constify frame24.
15669 2009-04-22 DJ Delorie <dj@redhat.com>
15671 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15672 declarations before code.
15673 (current_function_special_page_vector): Likewise.
15674 (m32c_expand_insv): Silence a warning.
15676 2009-04-21 Taras Glek <tglek@mozilla.com>
15678 * alias.c: Update GTY annotations to new syntax.
15679 * basic-block.h: Likewise.
15680 * bitmap.h: Likewise.
15681 * c-common.h: Likewise.
15682 * c-decl.c: Likewise.
15683 * c-parser.c: Likewise.
15684 * c-pragma.c: Likewise.
15685 * c-tree.h: Likewise.
15686 * cfgloop.h: Likewise.
15687 * cgraph.h: Likewise.
15688 * config/alpha/alpha.c: Likewise.
15689 * config/arm/arm.h: Likewise.
15690 * config/avr/avr.h: Likewise.
15691 * config/bfin/bfin.c: Likewise.
15692 * config/cris/cris.c: Likewise.
15693 * config/darwin.c: Likewise.
15694 * config/frv/frv.c: Likewise.
15695 * config/i386/i386.c: Likewise.
15696 * config/i386/i386.h: Likewise.
15697 * config/i386/winnt.c: Likewise.
15698 * config/ia64/ia64.h: Likewise.
15699 * config/iq2000/iq2000.c: Likewise.
15700 * config/mips/mips.c: Likewise.
15701 * config/mmix/mmix.h: Likewise.
15702 * config/pa/pa.c: Likewise.
15703 * config/pa/pa.h: Likewise.
15704 * config/rs6000/rs6000.c: Likewise.
15705 * config/s390/s390.c: Likewise.
15706 * config/sparc/sparc.c: Likewise.
15707 * config/xtensa/xtensa.c: Likewise.
15708 * cselib.h: Likewise.
15709 * dbxout.c: Likewise.
15710 * dwarf2out.c: Likewise.
15711 * except.c: Likewise.
15712 * except.h: Likewise.
15713 * fixed-value.h: Likewise.
15714 * function.c: Likewise.
15715 * function.h: Likewise.
15716 * gimple.h: Likewise.
15717 * integrate.c: Likewise.
15718 * optabs.c: Likewise.
15719 * output.h: Likewise.
15720 * real.h: Likewise.
15722 * stringpool.c: Likewise.
15723 * tree-data-ref.c: Likewise.
15724 * tree-flow.h: Likewise.
15725 * tree-scalar-evolution.c: Likewise.
15726 * tree-ssa-address.c: Likewise.
15727 * tree-ssa-alias.h: Likewise.
15728 * tree-ssa-operands.h: Likewise.
15729 * tree.c: Likewise.
15730 * tree.h: Likewise.
15731 * varasm.c: Likewise.
15732 * varray.h: Likewise.
15734 * coretypes.h: Do not define GTY macro if it is already defined.
15735 * doc/gty.texi: Update GTY documentation to new syntax.
15736 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15737 annotations on structs.
15738 * gengtype-parse.c: Likewise.
15740 2009-04-22 Mark Heffernan <meheff@google.com>
15742 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15744 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15746 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15749 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15751 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15752 the same as a PLUS without a shift. Increase the cost of a
15755 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15757 * Makefile.in: Update dependencies.
15758 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15759 * errors.h: Remove bogus comment about compatibility.
15760 (warning): Update declaration.
15761 * genautomata.c: Update all calls to warning.
15762 * gimple.c: Do not include errors.h. Include toplev.h.
15763 * tree-ssa-structalias.c: Do not include errors.h.
15764 * omega.c: Likewise.
15765 * tree-ssa-reassoc.c: Likewise.
15766 * config/spu/spu-c.c: Likewise.
15767 * config/spu/t-spu-elf: Update dependencies.
15769 2009-04-22 Richard Guenther <rguenther@suse.de>
15771 PR tree-optimization/39824
15772 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15773 make sure the types are compatible.
15775 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15778 * c-common.c (c_parse_error): Take a token_flags parameter.
15779 Use token_type for the token type instead.
15780 Pass token_flags to cpp_type2name.
15781 * c-common.h (c_parse_error): Update declaration.
15782 * c-parser.c (c_parser_error): Pass 0 as token flags.
15784 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15786 PR rtl-optimization/39580
15787 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15789 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15791 * function.c (expand_function_end): Do not emit a jump to the "naked"
15792 return label for fall-through returns.
15793 * except.c (sjlj_emit_function_exit): Always place the call to the
15794 unregister function at the location installed by expand_function_end.
15796 2009-04-22 Richard Guenther <rguenther@suse.de>
15798 PR tree-optimization/39845
15799 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
15800 (gen_inbound_check): Likewise.
15802 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
15804 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
15806 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
15807 * config/vxlib.c (__gthread_once): Add race guard for PPC.
15809 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15811 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
15812 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
15813 shift counts to avoid out-of-bounds array accesses.
15815 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15817 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
15818 (Pmode): Move above.
15820 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
15822 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
15823 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
15824 GET_CODE macro. Use IN_RANGE macro where appropriate.
15825 * config/alpha/alpha.h: Ditto.
15826 * config/alpha/alpha.md: Ditto.
15827 * config/alpha/constraints.md: Ditto.
15828 * config/alpha/predicates.md: Ditto.
15830 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15832 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
15833 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15834 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15835 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15836 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15837 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15838 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15839 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15840 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15841 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15842 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15843 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15844 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15845 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15846 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15847 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15848 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15849 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15850 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15851 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15852 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15853 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15854 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15855 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15856 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15857 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15858 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15860 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15862 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
15863 references from comments.
15864 * cfgbuild.c: (count_basic_blocks): Delete.
15865 (find_basic_blocks_1): Delete.
15866 (find_basic_blocks): Delete.
15867 * except.c (finish_eh_generation): Make static. Move comment from
15868 except.h here. Remove find_basic_blocks references from comments.
15869 * except.h (finish_eh_generation): Delete.
15870 * basic-block.h (find_basic_blocks): Delete.
15871 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
15873 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
15875 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
15876 (sdbout_parms): Likewise.
15878 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15880 * config/sh/sh.c (prepare_cbranch_operands): Use
15881 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
15882 (expand_cbranchdi4): Likewise.
15883 (from_compare): Add cast to enum type.
15884 (expand_cbranchsi4): Use add_reg_note.
15885 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
15886 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
15887 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
15888 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15889 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
15890 instead of CODE_FOR_nothing.
15891 (cbranchdi4): Likewise. Fix the order of arguments for
15893 (push_fpscr): Use add_reg_note.
15894 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
15895 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
15897 2009-04-21 Joseph Myers <joseph@codesourcery.com>
15899 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
15900 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15901 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15902 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
15903 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
15904 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
15905 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
15906 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
15907 config/alpha/x-vms, config/arc/t-arc,
15908 config/arm/README-interworking, config/arm/arm-c.c,
15909 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
15910 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
15911 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
15912 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
15913 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
15914 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
15915 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
15916 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
15917 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
15918 config/cris/t-elfmulti, config/crx/t-crx,
15919 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
15920 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
15921 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
15922 config/h8300/t-h8300, config/i386/athlon.md,
15923 config/i386/darwin-libgcc.10.4.ver,
15924 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
15925 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
15926 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
15927 config/i386/t-linux64, config/i386/t-nwld,
15928 config/i386/t-rtems-i386, config/i386/t-sol2-10,
15929 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
15930 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
15931 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
15932 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
15933 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
15934 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
15935 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
15936 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
15937 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
15938 config/m68k/t-uclinux, config/mcore/t-mcore,
15939 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
15940 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
15941 config/mips/crtn.asm, config/mips/irix-crti.asm,
15942 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
15943 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
15944 config/mips/mips-fixed.md, config/mips/sb1.md,
15945 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
15946 config/mips/t-iris6, config/mips/t-isa3264,
15947 config/mips/t-libgcc-mips16, config/mips/t-linux64,
15948 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
15949 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
15950 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
15951 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
15952 config/mn10300/t-linux, config/mn10300/t-mn10300,
15953 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
15954 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
15955 config/picochip/libgccExtras/clzsi2.asm,
15956 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
15957 config/rs6000/darwin-libgcc.10.4.ver,
15958 config/rs6000/darwin-libgcc.10.5.ver,
15959 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
15960 config/rs6000/t-aix43, config/rs6000/t-aix52,
15961 config/rs6000/t-darwin, config/rs6000/t-fprules,
15962 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
15963 config/rs6000/t-lynx, config/rs6000/t-netbsd,
15964 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
15965 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
15966 config/rs6000/t-rtems, config/rs6000/t-spe,
15967 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
15968 config/score/t-score-elf, config/sh/divcost-analysis,
15969 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
15970 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
15971 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
15972 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
15973 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
15974 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
15975 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
15976 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
15977 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
15978 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
15979 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
15980 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
15981 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
15982 limitx.h, version.c, xcoff.h: Add copyright and license notices.
15983 * config/h8300/genmova.sh: Include copyright and license notices
15984 in generated output.
15985 * config/h8300/mova.md: Regenerate.
15986 * doc/install.texi2html: Include word "Copyright" in copyright
15987 notice and use name "Free Software Foundation, Inc.".
15988 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15989 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15990 ChangeLog-2007, ChangeLog-2008: Correct dates.
15992 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
15994 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
15995 NE_EXPR operations as well.
15996 * c-parser.c (c_parser_condition): Do not set location information on
15998 (c_parser_conditional_expression): Likewise.
15999 (c_parser_binary_expression): Set location information on operators.
16000 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16001 TRUTH_NOT_EXPR has been folded.
16002 * fold-const.c (fold_truth_not_expr): Copy location information from
16003 the incoming expression to the outgoing one.
16004 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16005 recursive calls on the LHS of the operator but pass that of the
16006 operator to recursive calls on the RHS of the operator. Set it
16008 (shortcut_cond_expr): Set the locus of the operator on the second
16009 COND_EXPR and that of the expression on the first in degenerate cases.
16010 Pass the locus of the expression to calls to shortcut_cond_r.
16011 Set the locus of the 'then' block on the associated jump, if any.
16012 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16013 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16014 expression to call to gimplify_boolean_expr.
16016 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16018 * config.gcc: Add additional configuration for
16019 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16020 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16021 (CPP_SPEC): Redefine for allowing -municode option.
16022 (STARTFILE_SPEC): Likewise.
16023 * config/i386/t-mingw-w64: New.
16024 * config/i386/mingw-w64.opt: New.
16025 (municode): Add new target option.
16026 * doc/invoke.texi (municode): Add documentation for new option.
16028 2009-04-21 Ian Lance Taylor <iant@google.com>
16030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16031 Correct test for number of arguments.
16032 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16034 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16036 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16037 argument of emit_library_call.
16039 2009-04-21 Richard Guenther <rguenther@suse.de>
16041 PR middle-end/39829
16042 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16043 inside VIEW_CONVERT_EXPRs.
16045 2009-04-21 Martin Jambor <mjambor@suse.cz>
16047 * tree-switch-conversion.c (build_constructors): Split a long line.
16048 (constructor_contains_same_values_p): New function.
16049 (build_one_array): Create assigns of constants if possible, do not
16050 call mark_sym_for_renaming, call update_stmt.
16051 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16052 make_rename_temp. Do not call mark_symbols_for_renaming, call
16054 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16055 find_new_referenced_vars, call update_stmt.
16056 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16057 instead of calling make_rename_temp. Do not call
16058 find_new_referenced_vars or mark_symbols_for_renaming, call
16061 2009-04-21 Richard Guenther <rguenther@suse.de>
16063 PR tree-optimization/39827
16064 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16065 (tree_ssa_phiprop): Pass the correct array size.
16067 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16069 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16071 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16074 * c-typeck.c (lvalue_p): Move declaration ...
16075 * c-common.h (lvalue_p): ... to here.
16076 * c-common.c (candidate_equal_p): New.
16077 (add_tlist): Use it.
16078 (merge_tlist): Use it.
16079 (warn_for_collisions_1): Likewise.
16080 (warning_candidate_p): Accept more candidates.
16081 (verify_tree): A warning candidate can be an expression. Use
16084 2009-04-21 Ben Elliston <bje@au.ibm.com>
16087 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16088 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16089 options. Remove -mcall-solaris documentation.
16091 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16094 * doc/invoke.texi (-Wlong-long): Update description.
16095 * c-lex (interpret_integer): Only warn if there was no previous
16096 overflow and -Wlong-long is enabled.
16097 * c-decl.c (declspecs_add_type): Drop redundant flags.
16098 * c.opt (Wlong-long): Init to -1.
16099 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16100 and front-end warn_long_long. Wlong-long only depends on other
16101 flags if it is uninitialized.
16102 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16103 the same for CPP and FE.
16104 (restore_extension_diagnostics): Likewise.
16106 2009-04-20 Ian Lance Taylor <iant@google.com>
16108 Fix enum conversions which are invalid in C++:
16109 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16110 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16111 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16112 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16113 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16114 (dbxout_parms): Likewise.
16115 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16116 (df_clear_flags): Likewise.
16117 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16118 top_flag parameter to int.
16119 (df_chain_create_bb_process_use): Likewise.
16120 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16122 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16123 (df_ref_create_structure, df_def_record_1): Likewise.
16124 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16125 (df_notes_rescan): Change 0 to VOIDmode in function call.
16126 (df_get_call_refs, df_insn_refs_collect): Likewise.
16127 (df_bb_regs_collect): Likewise.
16128 (df_entry_block_defs_collect): Likewise.
16129 (df_exit_block_uses_collect): Likewise.
16130 * df.h: Update declarations.
16131 * double-int.c (double_int_divmod): Add cast to enum type.
16132 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16133 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16134 (based_loc_descr): Likewise.
16135 (loc_descriptor_from_tree_1): Change first_op and second_op to
16136 enum dwarf_location_atom. Add cast to enum type.
16137 * expmed.c (init_expmed): Change 0 to SET in function call.
16138 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16139 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16140 (do_store_flag): Likewise.
16141 * fixed-value.h (struct fixed_value): Change mode to enum
16143 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16144 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16146 (insert_insn_decl, insert_decl, insert_state): Likewise.
16147 (automata_list_finish): Likewise.
16148 * genrecog.c (process_define_predicate): Add cast to enum type.
16149 * gensupport.c (init_predicate_table): Add cast to enum type.
16150 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16152 (gimple_build_call_1, gimple_build_label): Likewise.
16153 (gimple_build_goto, gimple_build_asm_1): Likewise.
16154 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16155 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16156 (enum fallback): Rename from enum fallback_t.
16157 (fallback_t): Typedef as int.
16158 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16159 GSI_SAME_STMT in function call.
16160 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16162 (setup_reg_class_relations): Likewise.
16163 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16164 (setup_prohibited_class_mode_regs): Add cast to enum type.
16165 (setup_prohibited_mode_move_regs): Likewise.
16166 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16167 (record_address_regs): Change i to enum reg_class.
16168 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16169 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16170 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16171 (GET_MODE_2XWIDER_MODE): Likewise.
16172 (GET_CLASS_NARROWEST_MODE): Likewise.
16173 * omp-low.c (expand_omp_for): Add cast to enum type.
16174 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16175 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16176 * postreload.c (reload_cse_simplify_operands): Change rclass local
16178 * predict.c (combine_predictions_for_insn): Change best_predictor
16179 and predictor to enum br_predictor.
16180 (combine_predictions_for_bb): Likewise.
16181 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16182 use SET_PREDICT_EXPR_OUTCOME.
16183 * real.c (real_arithmetic): Change icode to code in function call.
16184 * reginfo.c (init_move_cost): Add casts to enum type.
16185 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16186 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16188 * reload.c (find_valid_class): Add casts to enum type.
16189 (push_reload): Change 0 to NO_REGS in function call.
16190 (find_reloads): Change this_alternative to array of enum
16191 reg_class. Remove some now-unnecessary casts.
16192 (make_memloc): Change 0 to VOIDmode in function call.
16193 * reload1.c (reload): Change 0 to VOIDmode in function call.
16194 (eliminate_regs_1, elimination_effects): Likewise.
16195 (eliminate_regs_in_insn): Likewise.
16196 (emit_input_reload_insns): Add cast to enum type.
16197 (delete_output_reload): Change 0 to VOIDmode in function call.
16198 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16199 to enum type in function call.
16200 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16201 (SET_PREDICT_EXPR_OUTCOME): Define.
16202 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16203 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16204 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16205 (dump_function): Likewise.
16206 * tree-dump.h: Update declarations.
16207 * tree-pass.h: Update declarations.
16208 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16209 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16211 (arm_rtx_costs_1): Correct parenthesization.
16212 (arm_rtx_costs): Add casts to enum type.
16213 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16214 (vfp_emit_fstmd): Use add_rg_note.
16215 (emit_multi_reg_push, emit_sfm): Likewise.
16216 (thumb_set_frame_pointer): Likewise.
16217 (arm_expand_prologue): Likewise.
16218 (arm_regno_class): Change return type to enum reg_class.
16219 (thumb1_expand_prologue): Use add_reg_note.
16220 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16221 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16223 * config/arm/gentune.sh: Add cast to enum type.
16224 * config/arm/arm-tune.md: Rebuild.
16225 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16226 (ix86_split_fp_branch, predict_jump): Likewise.
16227 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16228 insn_code to enum rtx_code.
16229 (ix86_builtin_vectorized_function): Add cast to enum type.
16230 * config/i386/i386.md (truncdfsf2): Change slot to enum
16232 (truncxf<mode>2, isinf<mode>2): Likewise.
16233 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16235 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16236 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16237 (insert_bundle_state): Change 1 to INSERT in function call.
16238 (ia64_add_bundle_selector_before): Likewise.
16239 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16240 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16241 (restore_stack_nonlocal): Likewise.
16242 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16244 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16246 (mips_rtx_costs): Likewise.
16247 (mips_override_options): Add casts to enum type.
16248 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16250 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16251 (store_reg, set_reg_plus_d): Likewise.
16252 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16253 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16255 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16257 (emit_unlikely_jump): Use add_reg_note.
16258 (rs6000_emit_allocate_stack): Likewise.
16259 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16260 (output_toc): Change 1 to INSERT in function call.
16261 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16262 (rs6000_initialize_trampoline): Likewise.
16263 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16265 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16266 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16267 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16268 (save_gprs): Use add_reg_note.
16269 (s390_emit_prologue): Likewise.
16270 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16271 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16272 (sparc_fold_builtin): Add cast to enum type.
16273 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16275 (spu_expand_prologue): Use add_reg_note.
16276 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16278 2009-04-20 Ian Lance Taylor <iant@google.com>
16280 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16281 (c_parser_postfix_expression_after_primary): Get VEC for list of
16282 arguments. Get original types of arguments. Call
16283 build_function_call_vec.
16284 (cached_expr_list_1, cached_expr_list_2): New static variables.
16285 (c_parser_expr_list): Change return type to VEC *. Add
16286 p_orig_types parameter. Change all callers.
16287 (c_parser_release_expr): New static function.
16288 (c_parser_vec_to_tree_list): New static function.
16289 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16290 call build_function_call_vec.
16291 (build_function_call_vec): New function, based on old
16292 build_function_call.
16293 (convert_arguments): Remove nargs and argarray parameters. Change
16294 values to a VEC. Add origtypes parameter.
16295 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16296 (convert_for_assignment): Add origtype parameter. Change all
16297 callers. If warn_cxx_compat, check for conversion to an enum
16298 type when calling a function.
16299 (store_init_value): Add origtype parameter. Change all callers.
16300 (digest_init): Likewise.
16301 (struct init_node): Add origtype field.
16302 (add_pending_init): Add origtype parameter. Change all callers.
16303 (output_init_element): Likewise.
16304 (output_pending_init_elements): Pass origtype from init_node to
16305 output_init_element.
16306 (process_init_element): Pass origtype from c_expr to
16307 output_init_element.
16308 (c_finish_return): Add origtype parameter. Change all callers.
16309 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16311 (sync_resolve_params): Likewise.
16312 (sync_resolve_return): Change params to first_param. Change caller.
16313 (resolve_overloaded_builtins): Change params to VEC *. Change
16314 callers. Save first parameter around call to build_function_call_vec.
16315 * c-decl.c (finish_decl): Add origtype parameter. Change all
16316 callers. Call build_function_call_vec rather than
16317 build_function_call for cleanup.
16318 * c-tree.h: Update declarations.
16319 * c-common.h: Update declarations.
16320 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16321 params to first_param.
16322 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16323 params parameter from tree to void *.
16324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16325 Change arglist parameter to have type void *, and to be a pointer
16327 * config/rs6000/rs6000-protos.h
16328 (altivec_resolve_overloaded_builtin): Update declaration.
16329 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16330 fnargs parameter to have type void *, and to be a pointer to a
16331 VEC. Call build_function_call_vec instead of
16332 build_function_call.
16333 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16335 2009-04-20 Joey Ye <joey.ye@intel.com>
16336 Xuepeng Guo <xuepeng.guo@intel.com>
16337 H.J. Lu <hongjiu.lu@intel.com>
16339 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16341 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16342 (IX86_LEA_PRIORITY): Likewise.
16343 (distance_non_agu_define): New function.
16344 (distance_agu_use): Likewise.
16345 (ix86_lea_for_add_ok): Likewise.
16346 (ix86_dep_by_shift_count): Likewise.
16348 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16349 should split for LEA.
16351 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16353 (ix86_dep_by_shift_count): Likewise.
16355 2009-04-20 Richard Guenther <rguenther@suse.de>
16357 * expr.c (handled_component_p): Move ...
16358 * tree.h (handled_component_p): ... here.
16359 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16360 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16361 and REALPART_EXPR to be in one group.
16363 2009-04-20 Richard Guenther <rguenther@suse.de>
16365 * basic-block.h (get_all_dominated_blocks): Declare.
16366 * dominance.c (get_all_dominated_blocks): New function.
16367 * tree-cfg.c (get_all_dominated_blocks): Remove.
16368 (remove_edge_and_dominated_blocks): Adjust.
16369 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16370 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16371 instead of recursing.
16373 2009-04-20 Doug Kwan <dougkwan@google.com>
16375 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16376 (struct cgraph_node_set_def): New type.
16377 (cgraph_node_set) New type. Also declare vector functions.
16378 (struct cgraph_node_set_element_def): New type.
16379 (cgraph_node_set_element): Ditto.
16380 (cgraph_node_set_iterator): New iterator type.
16381 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16382 cgraph_node_set_remove, dump_cgraph_node_set,
16383 debug_cgraph_node_set): New prototypes.
16384 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16385 cgraph_node_set_size): New inlines.
16386 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16387 including cgraph.h.
16388 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16389 argument to function 'write_summary'.
16390 * ipa.c: Include ggc.h.
16391 (hash_cgraph_node_set_element,
16392 eq_cgraph_node_set_element, cgraph_node_set_new,
16393 cgraph_node_set_add, cgraph_node_set_remove,
16394 cgraph_node_set_find, dump_cgraph_node_set,
16395 debug_cgraph_node_set): New functions.
16396 * Makefile.in (ipa.o): Add dependency on GGC_H.
16398 2009-04-20 Ira Rosen <irar@il.ibm.com>
16400 PR tree-optimization/39675
16401 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16402 check of the return code of vect_schedule_slp. Check that
16403 stmt_vec_info still exists for the statement, before checking its
16404 vectorization type.
16406 2009-04-20 Michael Matz <matz@suse.de>
16408 * Makefile.in (generated_files): Take out $(simple_generated_c).
16410 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16412 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16413 (UINTPTR_TYPE): Likewise.
16415 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16418 * c-typeck.c (digest_init): Check for initializing an array with a
16421 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16424 * c-semantics.c (pop_stmt_list): Propagate
16425 STATEMENT_LIST_HAS_LABEL to parent statement list.
16427 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16429 * config/mips/mips.h (mips_tune_attr): New macro.
16430 * config/mips/mips.md (cpu): Use it.
16432 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16435 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16438 2009-04-19 Diego Novillo <dnovillo@google.com>
16440 * toplev.c (compile_file): Move call to coverage_finish ...
16441 * cgraphunit.c (ipa_passes): ... here.
16442 Call cgraph_process_new_functions.
16443 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16444 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16446 2009-04-19 Jan Hubicka <jh@suse.cz>
16448 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16450 (dump_cgraph_node): Dump can throw external flag.
16451 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16453 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16457 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16458 * common.opt (Wlogical-op): Move from here...
16459 * c.opt (Wlogical-op): ... to here.
16460 * c-typeck.c (parser_build_binary_op): Update call to
16461 warn_logical_operator.
16462 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16464 * c-common.c (warn_logical_op): Update.
16465 * c-common.h (warn_logical_op): Update declaration.
16467 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16469 * tree.c (protected_set_expr_location): Fix formatting.
16471 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16474 * c-typeck.c (readonly_warning): new.
16475 (build_unary_op, build_modify_expr): Use readonly_warning for
16476 storing into something readonly but not const-qualified.
16478 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16481 * c-typeck.c (build_unary_op): Check for taking address of
16482 expression of type void.
16484 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16487 * c-typeck.c (build_function_call): Check for calling a function
16488 with qualified void return types. Call require_complete_type when
16491 2009-04-18 Jan Hubicka <jh@suse.cz>
16493 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16495 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16496 can_throw_external flag.
16497 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16498 * ipa-pure-const.c (ignore_edge): New function.
16499 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16500 only over can_throw_external edges.
16501 (local_pure_const): Add nothrow flag.
16502 * ipa-utils.c (searchc): Add ignore_edge callback.
16503 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16504 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16505 (set_nothrow_function_flags): Update cgraph.
16506 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16508 2009-04-18 Richard Guenther <rguenther@suse.de>
16510 PR middle-end/39804
16511 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16512 (fold_stmt): ... this and ...
16513 (fold_stmt_inplace): ... this.
16514 (fold_stmt_1): Fold references in calls and asms.
16515 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16517 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16519 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16520 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16522 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16524 * tree.c (function_args_count): Remove.
16525 * tree.h: Remove the prototype for function_args_count.
16527 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16529 * tree-iterator.c (expr_only): Remove.
16530 * tree.h: Remove the prototype for expr_only.
16532 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16534 * reginfo.c (cannot_change_mode_set_regs): Remove.
16535 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16537 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16539 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16540 whether operands 0 and 1 overlaps.
16542 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16544 PR middle-end/36902
16545 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16546 pointer. Use warning_at instead of warning.
16547 (search_for_addr_array): Likewise.
16548 (check_array_bounds): Likewise.
16549 (check_all_array_refs): Check that the incoming edge is not in the
16550 list of edges to be removed.
16551 (check_all_array_refs): Avoid the temporal pointer.
16552 (vrp_visit_cond_stmt): Fix typo.
16553 (simplify_switch_using_ranges): Handle the case where the switch
16554 index is an integer constant.
16556 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16558 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16560 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16562 * doc/extend.texi, doc/invoke.texi: Fix typos.
16564 2009-04-17 Cary Coutant <ccoutant@google.com>
16566 * tree-flow-inline.h (get_lineno): Fix inverted test.
16568 2009-04-17 Diego Novillo <dnovillo@google.com>
16570 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16571 assertion for AVAIL_OUT.
16573 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16576 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16577 * config/sh/linux-atomic.asm: Likewise.
16579 2009-04-17 Diego Novillo <dnovillo@google.com>
16581 * except.c (debug_eh_tree): New.
16582 (struct eh_region, struct eh_status): Move ...
16583 * except.h: ... here.
16584 (add_type_for_runtime): Declare extern.
16585 (lookup_type_for_runtime): Likewise.
16586 (debug_eh_tree): Declare.
16587 * Makefile.in (GTFILES): List except.h before except.c
16589 2009-04-17 Diego Novillo <dnovillo@google.com>
16591 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16592 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16593 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16594 (find_vars_r): ... here.
16595 * tree-flow.h (find_referenced_vars_in): Declare.
16596 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16597 that AVAIL_OUT exists for BLOCK.
16598 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16599 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16600 (tree-parloops.o): Likewise.
16602 2009-04-17 Simon Baldwin <simonb@google.com>
16604 * toplev.c (default_tree_printer): Add handling for %E format.
16606 2009-04-17 Diego Novillo <dnovillo@google.com>
16608 * tree-pretty-print.c (dump_generic_node): Add break after
16609 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16610 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16611 FUNCTION_TYPE together. Call print_struct_decl when printing
16612 structures and TDF_SLIM is not given.
16613 (print_struct_decl): Fix logic for detecting recursion.
16615 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16618 * gcc.c (create_at_file): New.
16619 (compile_input_file_p): New.
16620 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16621 * main.c (main): Update call to toplev_main.
16622 * toplev.c (toplev_main): Change signature. Call expandargv.
16623 * toplev.h (toplev_main): Change signature.
16625 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16627 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16628 if the latter is not constant.
16630 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16632 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16634 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16636 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16637 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16639 2009-04-17 Richard Guenther <rguenther@suse.de>
16641 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16642 Handle component references view-converting an invariant address.
16644 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16646 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16647 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16648 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16649 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16650 Use @deftypevr rather than @deftypevar.
16652 2009-04-17 Richard Guenther <rguenther@suse.de>
16654 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16655 (get_prop_source_stmt): Likewise.
16656 (can_propagate_from): Likewise.
16658 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16660 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16661 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16662 (--with-multilib-list): Add default value.
16663 * configure: Regenerate.
16664 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16665 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16666 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16667 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16668 Don't add default cpu to multilib list unnecessarily, but do enable
16669 the relevant compiler option..
16670 Add support for --with-multilib-list=<blank> and
16671 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16672 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16673 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16674 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16675 TM_MULTILIB_CONFIG.
16676 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16677 (MULTILIB_OSDIRNAMES): New variable.
16678 * config/sh/t-1e: Delete file.
16679 * config/sh/t-mlib-sh1: Delete file.
16680 * config/sh/t-mlib-sh2: Delete file.
16681 * config/sh/t-mlib-sh2a: Delete file.
16682 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16683 * config/sh/t-mlib-sh2a-single: Delete file.
16684 * config/sh/t-mlib-sh2a-single-only: Delete file.
16685 * config/sh/t-mlib-sh2e: Delete file.
16686 * config/sh/t-mlib-sh3e: Delete file.
16687 * config/sh/t-mlib-sh4: Delete file.
16688 * config/sh/t-mlib-sh4-nofpu: Delete file.
16689 * config/sh/t-mlib-sh4-single: Delete file.
16690 * config/sh/t-mlib-sh4-single-only: Delete file.
16691 * config/sh/t-mlib-sh4a: Delete file.
16692 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16693 * config/sh/t-mlib-sh4a-single: Delete file.
16694 * config/sh/t-mlib-sh4a-single-only: Delete file.
16695 * config/sh/t-mlib-sh4al: Delete file.
16696 * config/sh/t-mlib-sh5-32media: Delete file.
16697 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16698 * config/sh/t-mlib-sh5-64media: Delete file.
16699 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16700 * config/sh/t-mlib-sh5-compact: Delete file.
16701 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16702 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16703 * doc/install.texi (Options specification): Add
16704 --with-multilib-list and --with-endian.
16706 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16708 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16710 (OBJS-common): Add plugin-version.o.
16711 (plugin-version.o): New.
16712 * gcc-plugin.h (plugin_gcc_version): New.
16713 (plugin_default_version_check): New.
16714 (plugin_init_func, plugin_init): Add version argument.
16715 * plugin-version.c: New.
16716 * plugin.c (str_plugin_gcc_version_name): New.
16717 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16718 pass it to the init function.
16719 (plugin_default_version_check): New.
16721 2009-04-17 Richard Guenther <rguenther@suse.de>
16723 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16724 for decl-vs-decl disambiguation.
16726 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16728 * config/s390/s390.h (s390_tune_attr): New macro definition.
16729 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16731 2009-04-17 Richard Guenther <rguenther@suse.de>
16733 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16734 (fold_stmt_r): Likewise.
16735 (maybe_fold_reference): New function.
16736 (fold_gimple_assign): Handle cases fold_stmt_r did.
16737 (fold_stmt): Do not use fold_stmt_r.
16738 (fold_stmt_inplace): Likewise.
16740 2009-04-17 Richard Guenther <rguenther@suse.de>
16742 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16743 (record_equivalences_from_stmt): Remove useless checks and
16745 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16746 the type is already suitable.
16748 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16750 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16752 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16754 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16755 (CMPtype): Define as __gcc_CMPtype.
16757 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16759 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16760 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16762 2009-04-17 Richard Guenther <rguenther@suse.de>
16764 PR tree-optimization/39746
16765 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16766 special-casing for builtins and static variable use/def.
16767 (call_may_clobber_ref_p_1): Likewise.
16769 2009-04-16 Ian Lance Taylor <iant@google.com>
16771 * df.h: Include "timevar.h".
16772 (struct df_problem): Change tv_id field to timevar_id_t.
16773 * tree-pass.h: Include "timevar.h".
16774 (struct opt_pass): Change tv_id field to timevar_id_t.
16775 * timevar.h (timevar_id_t): Define TV_NONE.
16776 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16777 TV_NONE rather than tv_id != 0.
16778 (execute_one_pass): Likewise.
16779 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16780 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16781 dependencies to $(TREE_PASS_H).
16782 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16784 (pass_branch_target_load_optimize2): Likewise.
16785 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16786 (pass_outof_cfg_layout_mode): Likewise.
16787 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16788 (pass_rebuild_cgraph_edges): Likewise.
16789 (pass_remove_cgraph_callee_edges): Likewise.
16790 * df-core.c (pass_df_initialize_opt): Likewise.
16791 (pass_df_initialize_no_opt): Likewise.
16792 (pass_df_finish): Likewise.
16793 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16794 * except.c (pass_set_nothrow_function_flags): Likewise.
16795 (pass_convert_to_eh_region_ranges): Likewise.
16796 * final.c (pass_compute_alignments): Likewise.
16797 * function.c (pass_instantiate_virtual_regs): Likewise.
16798 (pass_init_function): Likewise.
16799 (pass_leaf_regs): Likewise.
16800 (pass_match_asm_constraints): Likewise.
16801 * gimple-low.c (pass_lower_cf): Likewise.
16802 (pass_mark_used_blocks): Likewise.
16803 * init-regs.c (pass_initialize_regs): Likewise.
16804 * integrate.c (pass_initial_value_sets): Likewise.
16805 * ira.c (pass_ira): Likewise.
16806 * jump.c (pass_cleanup_barriers): Likewise.
16807 * omp-low.c (pass_expand_omp): Likewise.
16808 (pass_lower_omp): Likewise.
16809 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
16810 * recog.c (pass_split_all_insns): Likewise.
16811 (pass_split_after_reload): Likewise.
16812 (pass_split_before_regstack): Likewise.
16813 (pass_split_before_sched2): Likewise.
16814 (pass_split_for_shorten_branches): Likewise.
16815 * reginfo.c (pass_reginfo_init): Likewise.
16816 (pass_subregs_of_mode_init): Likewise.
16817 (pass_subregs_of_mode_finish): Likewise.
16818 * passes.c (pass_postreload): Likewise.
16819 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
16820 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
16821 (pass_warn_function_return): Likewise.
16822 (pass_warn_function_noreturn): Likewise.
16823 * tree-complex.c (pass_lower_complex): Likewise.
16824 (pass_lower_complex_O0): Likewise.
16825 * tree-if-conv.c (pass_if_conversion): Likewise.
16826 * tree-into-ssa.c (pass_build_ssa): Likewise.
16827 * tree-mudflap.c (pass_mudflap_1): Likewise.
16828 (pass_mudflap_2): Likewise.
16829 * tree-nomudflap.c (pass_mudflap_1): Likewise.
16830 (pass_mudflap_2): Likewise.
16831 * tree-nrv.c (pass_return_slot): Likewise.
16832 * tree-object-size.c (pass_object_sizes): Likewise.
16833 * tree-optimize.c (pass_all_optimizations): Likewise.
16834 (pass_early_local_passes): Likewise.
16835 (pass_all_early_optimizations): Likewise.
16836 (pass_cleanup_cfg): Likewise.
16837 (pass_cleanup_cfg_post_optimizing): Likewise.
16838 (pass_free_datastructures): Likewise.
16839 (pass_free_cfg_annotations): Likewise.
16840 (pass_fixup_cfg): Likewise.
16841 (pass_init_datastructures): Likewise.
16842 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
16843 (pass_late_warn_uninitialized): Likewise.
16844 (pass_update_address_taken): Likewise.
16845 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
16846 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
16847 (pass_cse_sincos): Likewise.
16848 (pass_convert_to_rsqrt): Likewise.
16849 * tree-ssa-structalias.c (pass_build_alias): Likewise.
16850 * tree-stdarg.c (pass_stdarg): Likewise.
16851 * tree-tailcall.c (pass_tail_recursion): Likewise.
16852 (pass_tail_calls): Likewise.
16853 * tree-vect-generic.c (pass_lower_vector): Likewise.
16854 (pass_lower_vector_ssa): Likewise.
16855 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
16857 2009-04-16 Joseph Myers <joseph@codesourcery.com>
16859 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
16861 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
16863 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
16864 logical and signext.
16866 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
16869 * config/sh/predicates.md (arith_operand): Check if the operand
16870 of TRUNCATE is a REG.
16872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16874 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
16875 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
16877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16879 * tree-iterator.c (tsi_split_statement_list_after,
16880 tsi_split_statement_list_before): Remove.
16881 * tree-iterator.h: Remove the prototypes for
16882 tsi_split_statement_list_after and tsi_split_statement_list_before.
16884 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16886 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
16887 * tree-ssa-propagate.h: Remove the prototype for
16888 stmt_makes_single_load.
16890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16892 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
16893 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
16895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16897 * tree-iterator.c (EXPR_LAST_BODY): Remove.
16899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16901 * except.c (eh_region_outer_p): Remove.
16902 * except.h: Remove the prototype for eh_region_outer_p.
16904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16906 * function.c (current_function_assembler_name): Remove.
16907 * function.h: Remove the prototype for
16908 current_function_assembler_name.
16910 2009-04-16 Ian Lance Taylor <iant@google.com>
16912 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
16913 (add_reg_note): Call alloc_reg_note.
16914 * rtl.h (alloc_reg_note): Declare.
16915 * combine.c (try_combine): Use alloc_reg_note.
16916 (recog_for_combine, move_deaths): Likewise.
16917 (distribute_notes): Use alloc_reg_note and add_reg_note.
16918 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
16919 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
16920 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
16922 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
16924 PR rtl-optimization/39762
16925 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
16926 ira_may_move_out_cost): Add comments about way of their usage.
16927 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
16929 * ira-conflicts.c (process_regs_for_copy): Use function
16930 ira_get_register_move_cost instead of global
16931 ira_register_move_cost.
16933 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
16934 color_pass, move_spill_restore, update_curr_costs): Ditto.
16936 * ira-lives.c (process_single_reg_class_operands): Ditto.
16938 * ira-emit.c (emit_move_list): Ditto.
16940 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
16941 (record_reg_classes): Ditto. Use functions
16942 ira_get_register_move_cost and ira_get_may_move_cost instead of
16943 global vars ira_register_move_cost, ira_may_move_out_cost and
16944 ira_may_move_in_cost.
16945 (record_address_regs): Don't call ira_init_register_move_cost.
16946 Use function ira_get_may_move_cost instead of global
16947 ira_may_move_in_cost.
16948 (process_bb_node_for_hard_reg_moves): Use function
16949 ira_get_register_move_cost instead of global ira_register_move_cost.
16950 (ira_costs): Don't call ira_init_register_move_cost.
16952 2009-04-16 Richard Guenther <rguenther@suse.de>
16954 * tree-cfg.c (verify_gimple_assign_binary):
16955 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
16956 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
16957 (create_general_new_stmt): Note that this function is broken.
16959 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16961 * common.opt (fhelp): Add Var(help_flag).
16962 * gcc-plugin.h (plugin_info): Add help.
16963 * plugin.c (plugin_name_args): Add help.
16964 (register_plugin_info): Set plugin->help.
16965 (print_help_one_plugin): New.
16966 (print_plugins_help): New.
16967 * plugin.h (print_plugins_help): New.
16968 * toplev.c (toplev_main): Call print_plugins_help if needed.
16970 2009-04-16 Richard Guenther <rguenther@suse.de>
16972 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
16973 (gimple_ior_addresses_taken_1): New function.
16974 (gimple_ior_addresses_taken): Likewise.
16975 * gimple.h (struct gimple_statement_with_ops_base): Remove
16976 addresses_taken member.
16977 (gimple_ior_addresses_taken): Declare.
16978 (gimple_addresses_taken, gimple_addresses_taken_ptr,
16979 gimple_set_addresses_taken): Remove.
16980 * ipa-reference.c (mark_address): New function.
16981 (scan_stmt_for_static_refs): Use it for marking addresses taken.
16982 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
16983 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
16984 (gimple_add_to_addresses_taken): Remove.
16985 (get_tmr_operands): Call mark_address_taken.
16986 (get_asm_expr_operands): Likewise.
16987 (get_expr_operands): Likewise.
16988 (build_ssa_operands): Do not clear the addresses_taken bitmap.
16989 (free_stmt_operands): Do not free it.
16990 * tree-ssa.c (delete_tree_ssa): Likewise.
16991 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
16993 2009-04-16 Richard Guenther <rguenther@suse.de>
16995 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
16996 (walk_stmt_load_store_ops): Likewise.
16997 * gimple.c (get_base_loadstore): New function.
16998 (walk_stmt_load_store_addr_ops): Likewise.
16999 (walk_stmt_load_store_ops): Likewise.
17000 * ipa-pure-const.c (check_op): Simplify.
17001 (check_load, check_store): New functions.
17002 (check_stmt): Use walk_stmt_load_store_ops.
17003 * ipa-reference.c (mark_load): Adjust signature.
17004 (mark_store): Likewise.
17005 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17007 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17009 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17010 (plugin_info): New.
17011 * opts.c (common_handle_option): Don't call print_version.
17012 * plugin.c (plugin_name_args): Add version.
17013 (register_plugin_info): New.
17014 (register_callback): Handle PLUGIN_INFO.
17015 (try_init_one_plugin): New.
17016 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17018 (finalize_one_plugin): New.
17019 (finalize_plugins): New.
17020 (print_one_plugin): New.
17021 (print_plugins_versions): New.
17022 * plugin.h (print_plugins_versions): New.
17023 (finalize_plugins): New.
17024 * toplev.c (compile_file): Don't call initialize_plugins.
17025 (print_version): Call print_plugins_versions.
17026 (toplev_main): Call initialize_plugins. Print version if needed.
17027 Call finalize_plugins.
17029 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17031 * common.opt (fversion): New.
17032 * gcc.c (print_version): New.
17033 (process_command): Don't print the version. Just set print_version.
17034 (main): Print version. Call subprocesses if print_version and
17035 verbose_flag are set.
17036 * opts.c (common_handle_option): Handle OPT_fversion.
17038 2009-04-16 Richard Guenther <rguenther@suse.de>
17039 Ira Rosen <irar@il.ibm.com>
17041 PR tree-optimization/39698
17042 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17043 type of the reduction variable. Only generate the def if
17046 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17047 make sure to first convert to an integer of the same precision.
17048 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17049 the type of the evolution correctly in computing the new
17050 induction variable base.
17052 2009-04-16 Richard Guenther <rguenther@suse.de>
17054 PR middle-end/39625
17055 * tree-cfg.c (make_blocks): Split statements with to-be
17056 abnormal SSA names on the lhs.
17058 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17060 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17061 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17062 * c-typeck.c (really_start_incremental_init): Likewise.
17063 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17064 (TARGET_INITIALIZER): Remove it.
17065 * target.h (struct target): Remove vector_opaque_p.
17066 * tree.c (build_opaque_vector_type): New.
17067 * tree.h (TYPE_VECTOR_OPAQUE): New.
17068 (build_opaque_vector_type): Declare.
17069 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17070 * config/rs6000/rs6000.c (build_opaque_vector_type,
17071 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17072 (rs6000_init_builtins): Use build_opaque_vector_type for
17073 opaque_V4SI_type_node.
17075 2009-04-15 Catherine Moore <clm@codesourcery.com>
17077 * debug.h (set_name): Declare.
17078 * dwarf2out.c (dwarf2out_set_name): Declare.
17079 (dwarf2_debug_hooks): Add set_name.
17080 (find_AT_string): New.
17081 (add_AT_string): Call find_AT_string.
17082 (dwarf2out_set_name): New.
17083 * cp/decl.c (grokdeclarator): Call set_name.
17084 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17085 * debug.c (do_nothing_debug_hooks): Likewise.
17086 * dbxout.c (dbx_debug_hooks): Likewise.
17087 * sdbout.c (sdb_debug_hooks): Likewise.
17089 2009-04-15 Michael Eager <eager@eagercon.com>
17091 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17092 reg for single-precision FPU.
17093 * config/rs6000/rs6000.md (movsi_internal1): Only for
17094 !TARGET_SINGLE_FPU.
17095 (movsi_internal1_single): New. Add pattern to move SI values to/from
17096 single-precision FP regs.
17098 2009-04-15 Richard Guenther <rguenther@suse.de>
17100 * omp-low.c (lower_rec_input_clauses): Build correct address
17102 (expand_omp_for_generic): Fix multiplication type.
17103 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17104 (generate_memset_zero): Fix types.
17105 * tree-profile.c (prepare_instrumented_value): Correctly
17108 2009-04-15 Ian Lance Taylor <iant@google.com>
17110 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17111 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17112 for -Wall and for -Wc++-compat.
17113 (c_common_post_options): For C++, set warn_enum_compare if not
17115 * c-tree.h (struct c_expr): Add field original_type.
17116 (build_external_ref): Update declaration.
17117 * c-parser.c (c_parser_braced_init): Set original_type.
17118 (c_parser_initelt): Likewise.
17119 (c_parser_expr_no_commas): Likewise.
17120 (c_parser_conditional_expression): Likewise.
17121 (c_parser_cast_expression): Likewise.
17122 (c_parser_unary_expression): Likewise. Pull setting of
17123 original_code to top of function.
17124 (c_parser_sizeof_expression): Set original_type.
17125 (c_parser_alignof_expression): Likewise.
17126 (c_parser_postfix_expression): Likewise. Pull setting of
17127 original_code to top of function.
17128 (c_parser_postfix_expression_after_paren_type): Set original_type.
17129 (c_parser_postfix_expression_after_primary): Likewise.
17130 (c_parser_expression): Likewise.
17131 * c-typeck.c (build_external_ref): Add type parameter. Change all
17133 (c_expr_sizeof_expr): Set original_type field.
17134 (parser_build_unary_op): Likewise.
17135 (parser_build_binary_op): Likewise. Optionally warn about
17136 comparisons of enums of different types.
17137 (digest_init): Set original_type field.
17138 (really_start_incremental_init): Likewise.
17139 (push_init_level, pop_init_level): Likewise.
17140 * doc/invoke.texi (Warning Options): -Wenum-compare now
17143 2009-04-15 Richard Guenther <rguenther@suse.de>
17145 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17146 out a necessary conversion.
17147 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17148 names we didn't value number.
17149 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17151 2009-04-15 Richard Guenther <rguenther@suse.de>
17153 PR tree-optimization/39764
17154 * tree-ssa-ccp.c (get_value): Canonicalize value with
17155 canonicalize_float_value.
17157 2009-04-15 Jan Hubicka <jh@suse.cz>
17159 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17160 Wrong version of patch.
17162 2009-04-15 Jan Hubicka <jh@suse.cz>
17164 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17166 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17168 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17169 our distinct integral and vector types.
17171 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17173 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17174 * init.c (build_vtbl_address): Remove call to assemble_external.
17176 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17178 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17179 output for other floating point modes.
17181 2009-04-14 Diego Novillo <dnovillo@google.com>
17183 * diagnostic.c (diagnostic_report_diagnostic): Do not
17184 warn about loaded plugins for DK_ERROR and DK_WARNING.
17185 * c-decl.c (declspecs_add_type): Move call to
17186 invoke_plugin_callbacks ...
17187 * c-parser.c (c_parser_declspecs): ... here.
17188 * plugin.c (dump_active_plugins): Tidy output.
17190 2009-04-14 Diego Novillo <dnovillo@google.com>
17191 Le-Chun Wu <lcwu@google.com>
17193 * configure.ac: Add --enable-plugin support.
17194 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17195 * Makefile.in (PLUGIN_H): Define.
17196 Export ENABLE_PLUGIN and GMPINC to site.exp.
17197 Add PLUGINLIBS to link command.
17198 Add/modify dependencies for plugin.o and files including plugin.h.
17200 * config.in: Regenerate.
17202 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17205 2009-04-14 Le-Chun Wu <lcwu@google.com>
17207 * tree-pass.h (register_one_dump_file): Add a prototype for
17208 register_one_dump_file.
17209 * toplev.c (compile_file): Call initialize_plugins.
17210 (do_compile): Call invoke_plugin_callbacks.
17211 (toplev_main): Call invoke_plugin_callbacks.
17212 * common.opt: Add -fplugin= and -fplugin-arg-.
17213 * gcc-plugin.h: New public header file for plugins to include.
17214 * plugin.c: New source file.
17215 * plugin.h: New internal header file.
17216 * passes.c (register_one_dump_file): Make it external.
17218 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17220 2009-04-14 Diego Novillo <dnovillo@google.com>
17222 * doc/plugins.texi: New.
17223 * doc/gccint.texi: Add reference to Plugins chapter.
17224 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17225 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17226 loaded plugins, if any.
17227 * timevar.def (TV_PLUGIN_INIT): Define.
17228 (TV_PLUGIN_RUN): Define.
17229 * plugin.c: Include timevar.h
17230 (plugins_active_p): New.
17231 (dump_active_plugins): New.
17232 (debug_active_plugins): New.
17234 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17236 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17238 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17240 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17242 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17243 the same as a minus without a shift.
17245 2009-04-14 Nick Clifton <nickc@redhat.com>
17247 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17248 comparisons with small integers will always produce a short
17251 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17254 2008-12-19 Diego Novillo <dnovillo@google.com>
17256 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17258 2009-04-14 Richard Guenther <rguenther@suse.de>
17260 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17262 (verify_gimple_assign_binary): Likewise. Handle shifts and
17264 (verify_gimple_phi): Print the mismatched argument position.
17265 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17267 (vect_update_init_of_dr): Likewise.
17268 * matrix-reorg.c (transform_access_sites): Do what the
17270 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17272 2009-04-13 Michael Eager <eager@eagercon.com>
17274 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17275 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17276 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17277 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17278 remove duplicate config
17280 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17282 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17283 file_name:line_number type locator of the call site.
17285 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17287 * genautomata.c: Put blank after comma.
17288 (automaton_decls): New.
17289 (struct unit_usage): Add comments to member next.
17290 (store_alt_unit_usage): Keep the list ordered.
17291 (unit_present_on_list_p, equal_alternatives_p): New.
17292 (check_regexp_units_distribution): Check units distribution
17293 correctness correctly.
17294 (main): Don't write automata if error is found. Return correct
17297 * config/m68k/cf.md (cfv4_ds): Remove.
17298 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17299 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17301 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17302 power4-load-ext, power4-store, power4-store-update,
17303 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17304 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17305 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17306 power4-sqrt, power4-isync): Modify reservation to make correct
17307 unit distribution to automata.
17309 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17310 power5-store-update, power5-two, power5-three, power5-lmul,
17311 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17313 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17315 * except.c (pass_set_nothrow_function_flags): Set name and add
17317 (set_nothrow_function_flags): Mention in the dump file when
17318 changing a function to nothrow.
17320 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17323 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17324 instead of unsigned long.
17326 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17328 * config/arm/arm.c (return_used_this_function): Remove.
17329 (arm_output_function_prologue): Remove use of
17330 return_used_this_function.
17331 (output_return_instruction): Replace use of
17332 return_used_this_function
17333 by cfun->machine->return_used_this_function.
17334 (arm_output_epilogue): Likewise.
17335 (arm_output_function_epilogue): Likewise.
17336 (thumb_unexpanded_epilogue): Likewise.
17337 * config/arm/arm.h (struct machine_function):
17338 New member return_used_this_function.
17340 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17342 * doc/install.texi: Correct description of default directory for
17343 --with-gxx-include-dir.
17345 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17347 * fold-const.c (build_range_check): Properly deal with enumeral and
17348 boolean base types.
17350 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17352 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17353 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17354 * params.h (MAX_GCSE_PASSES): Remove.
17355 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17356 in sequence. Remove ability to run multiple passes.
17357 (bypass_jumps): Report run as third CPROP pass.
17359 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17361 PR middle-end/39651
17362 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17363 when deciding whether the whole SEQUENCE can throw.
17365 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17368 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17369 offseted label references.
17371 2009-04-11 Jan Hubicka <jh@suse.cz>
17373 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17375 2009-04-11 Richard Guenther <rguenther@suse.de>
17377 PR middle-end/39732
17378 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17379 return variables as TREE_ADDRESSABLE.
17381 2009-04-11 Richard Guenther <rguenther@suse.de>
17383 PR tree-optimization/39713
17384 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17385 reference trees have SSA_NAME operands.
17387 2009-04-11 Richard Guenther <rguenther@suse.de>
17390 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17391 address expressions.
17393 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17395 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17396 match changes in Cygwin 1.7
17397 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17398 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17400 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17402 PR tree-optimization/39701
17403 * doc/invoke.texi (Optimization Options): Document change in
17404 meaning and initialization of -fdelete-null-pointer-checks.
17406 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17408 PR middle-end/39701
17409 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17411 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17414 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17416 2009-04-10 Chao-ying Fu <fu@mips.com>
17418 * doc/tm.texi (Instruction Output): Document
17419 TARGET_ASM_FINAL_POSTSCAN_INSN.
17420 * target.h (final_postscan_insn): New field in asm_out.
17421 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17422 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17423 * final.c (final_scan_insn): Call
17424 targetm.asm_out.final_postscan_insn after outputting
17425 an asm macro and a normal instruction.
17427 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17428 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17429 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17430 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17431 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17433 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17435 PR middle-end/39701
17436 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17437 variables as non-NULL even with -fdelete-null-pointer-checks.
17439 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17441 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17443 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17446 * config/i386/i386.c (classify_argument): Handle SCmode with
17447 (bit_offset % 64) != 0.
17449 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17451 * doc/invoke.texi (Optimize Options): Add cross-reference to
17452 -Q --help=optimizers examples.
17454 2009-04-10 Ben Elliston <bje@au.ibm.com>
17457 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17458 regalign for the reg == fpr and TDmode case.
17460 2009-04-09 David Ayers <ayers@fsfe.org>
17463 * objc/objc-act.c (warn_with_method): Remove helper function.
17464 (check_duplicates): Call warning and inform directly.
17465 (really_start_method): Likewise.
17467 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17469 * expmed.c (expand_divmod): Always use a comparison for a division
17470 by a large unsigned integer.
17472 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17473 for things others than variables or functions as nonzero.
17475 2009-04-09 Nick Clifton <nickc@redhat.com>
17477 * unwind-compat.c: Change copyright header to refer to version
17478 3 of the GNU General Public License with version 3.1 of the
17479 GCC Runtime Library Exception and to point readers at the
17480 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17481 * config/alpha/crtfastmath.c: Likewise.
17482 * config/alpha/linux-unwind.h: Likewise.
17483 * config/alpha/qrnnd.asm: Likewise.
17484 * config/alpha/vms-crt0-64.c: Likewise.
17485 * config/alpha/vms-crt0.c: Likewise.
17486 * config/alpha/vms-dwarf2.asm: Likewise.
17487 * config/alpha/vms-dwarf2eh.asm: Likewise.
17488 * config/alpha/vms-psxcrt0-64.c: Likewise.
17489 * config/alpha/vms-psxcrt0.c: Likewise.
17490 * config/alpha/vms_tramp.asm: Likewise.
17491 * config/arc/initfini.c: Likewise.
17492 * config/arc/lib1funcs.asm: Likewise.
17493 * config/arm/bpabi-v6m.S: Likewise.
17494 * config/arm/bpabi.S: Likewise.
17495 * config/arm/bpabi.c: Likewise.
17496 * config/arm/crti.asm: Likewise.
17497 * config/arm/crtn.asm: Likewise.
17498 * config/arm/ieee754-df.S: Likewise.
17499 * config/arm/ieee754-sf.S: Likewise.
17500 * config/arm/lib1funcs.asm: Likewise.
17501 * config/arm/libunwind.S: Likewise.
17502 * config/arm/linux-atomic.c: Likewise.
17503 * config/arm/mmintrin.h: Likewise.
17504 * config/arm/pr-support.c: Likewise.
17505 * config/arm/unaligned-funcs.c: Likewise.
17506 * config/arm/unwind-arm.c: Likewise.
17507 * config/arm/unwind-arm.h: Likewise.
17508 * config/avr/libgcc.S: Likewise.
17509 * config/bfin/crti.s: Likewise.
17510 * config/bfin/crtlibid.s: Likewise.
17511 * config/bfin/crtn.s: Likewise.
17512 * config/bfin/lib1funcs.asm: Likewise.
17513 * config/bfin/linux-unwind.h: Likewise.
17514 * config/cris/arit.c: Likewise.
17515 * config/cris/cris_abi_symbol.c: Likewise.
17516 * config/darwin-64.c: Likewise.
17517 * config/darwin-crt2.c: Likewise.
17518 * config/darwin-crt3.c: Likewise.
17519 * config/darwin.h: Likewise.
17520 * config/dbxelf.h: Likewise.
17521 * config/dfp-bit.c: Likewise.
17522 * config/dfp-bit.h: Likewise.
17523 * config/elfos.h: Likewise.
17524 * config/fixed-bit.c: Likewise.
17525 * config/fixed-bit.h: Likewise.
17526 * config/fp-bit.c: Likewise.
17527 * config/fp-bit.h: Likewise.
17528 * config/fr30/crti.asm: Likewise.
17529 * config/fr30/crtn.asm: Likewise.
17530 * config/fr30/lib1funcs.asm: Likewise.
17531 * config/freebsd-spec.h: Likewise.
17532 * config/frv/cmovd.c: Likewise.
17533 * config/frv/cmovh.c: Likewise.
17534 * config/frv/cmovw.c: Likewise.
17535 * config/frv/frvbegin.c: Likewise.
17536 * config/frv/frvend.c: Likewise.
17537 * config/frv/lib1funcs.asm: Likewise.
17538 * config/glibc-stdint.h: Likewise.
17539 * config/h8300/clzhi2.c: Likewise.
17540 * config/h8300/crti.asm: Likewise.
17541 * config/h8300/crtn.asm: Likewise.
17542 * config/h8300/ctzhi2.c: Likewise.
17543 * config/h8300/fixunssfsi.c: Likewise.
17544 * config/h8300/lib1funcs.asm: Likewise.
17545 * config/h8300/parityhi2.c: Likewise.
17546 * config/h8300/popcounthi2.c: Likewise.
17547 * config/i386/ammintrin.h: Likewise.
17548 * config/i386/att.h: Likewise.
17549 * config/i386/avxintrin.h: Likewise.
17550 * config/i386/biarch64.h: Likewise.
17551 * config/i386/bmmintrin.h: Likewise.
17552 * config/i386/cpuid.h: Likewise.
17553 * config/i386/cross-stdarg.h: Likewise.
17554 * config/i386/crtfastmath.c: Likewise.
17555 * config/i386/crtprec.c: Likewise.
17556 * config/i386/cygming-crtbegin.c: Likewise.
17557 * config/i386/cygming-crtend.c: Likewise.
17558 * config/i386/cygwin.asm: Likewise.
17559 * config/i386/emmintrin.h: Likewise.
17560 * config/i386/gmm_malloc.h: Likewise.
17561 * config/i386/gthr-win32.c: Likewise.
17562 * config/i386/i386.h: Likewise.
17563 * config/i386/immintrin.h: Likewise.
17564 * config/i386/linux-unwind.h: Likewise.
17565 * config/i386/linux64.h: Likewise.
17566 * config/i386/mm3dnow.h: Likewise.
17567 * config/i386/mmintrin-common.h: Likewise.
17568 * config/i386/mmintrin.h: Likewise.
17569 * config/i386/nmmintrin.h: Likewise.
17570 * config/i386/pmm_malloc.h: Likewise.
17571 * config/i386/pmmintrin.h: Likewise.
17572 * config/i386/smmintrin.h: Likewise.
17573 * config/i386/sol2-c1.asm: Likewise.
17574 * config/i386/sol2-ci.asm: Likewise.
17575 * config/i386/sol2-cn.asm: Likewise.
17576 * config/i386/sol2-gc1.asm: Likewise.
17577 * config/i386/tmmintrin.h: Likewise.
17578 * config/i386/unix.h: Likewise.
17579 * config/i386/w32-unwind.h: Likewise.
17580 * config/i386/wmmintrin.h: Likewise.
17581 * config/i386/x86-64.h: Likewise.
17582 * config/i386/x86intrin.h: Likewise.
17583 * config/i386/xmmintrin.h: Likewise.
17584 * config/ia64/crtbegin.asm: Likewise.
17585 * config/ia64/crtend.asm: Likewise.
17586 * config/ia64/crtfastmath.c: Likewise.
17587 * config/ia64/crti.asm: Likewise.
17588 * config/ia64/crtn.asm: Likewise.
17589 * config/ia64/fde-glibc.c: Likewise.
17590 * config/ia64/lib1funcs.asm: Likewise.
17591 * config/ia64/linux-unwind.h: Likewise.
17592 * config/ia64/quadlib.c: Likewise.
17593 * config/ia64/unwind-ia64.c: Likewise.
17594 * config/linux.h: Likewise.
17595 * config/m32c/m32c-lib1.S: Likewise.
17596 * config/m32c/m32c-lib2-trapv.c: Likewise.
17597 * config/m32c/m32c-lib2.c: Likewise.
17598 * config/m32r/initfini.c: Likewise.
17599 * config/m68hc11/larith.asm: Likewise.
17600 * config/m68hc11/m68hc11-crt0.S: Likewise.
17601 * config/m68k/cf.md: Likewise.
17602 * config/m68k/crti.s: Likewise.
17603 * config/m68k/crtn.s: Likewise.
17604 * config/m68k/lb1sf68.asm: Likewise.
17605 * config/m68k/linux-unwind.h: Likewise.
17606 * config/mcore/crti.asm: Likewise.
17607 * config/mcore/crtn.asm: Likewise.
17608 * config/mcore/lib1.asm: Likewise.
17609 * config/mips/linux-unwind.h: Likewise.
17610 * config/mips/loongson.h: Likewise.
17611 * config/mips/mips16.S: Likewise.
17612 * config/mmix/crti.asm: Likewise.
17613 * config/mmix/crtn.asm: Likewise.
17614 * config/pa/fptr.c: Likewise.
17615 * config/pa/hpux-unwind.h: Likewise.
17616 * config/pa/lib2funcs.asm: Likewise.
17617 * config/pa/linux-atomic.c: Likewise.
17618 * config/pa/linux-unwind.h: Likewise.
17619 * config/pa/milli64.S: Likewise.
17620 * config/pa/quadlib.c: Likewise.
17621 * config/pa/stublib.c: Likewise.
17622 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17623 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17624 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17625 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17626 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17627 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17628 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17629 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17630 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17631 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17632 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17633 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17634 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17635 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17636 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17637 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17638 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17639 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17640 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17641 * config/rs6000/750cl.h: Likewise.
17642 * config/rs6000/altivec.h: Likewise.
17643 * config/rs6000/biarch64.h: Likewise.
17644 * config/rs6000/crtresfpr.asm: Likewise.
17645 * config/rs6000/crtresgpr.asm: Likewise.
17646 * config/rs6000/crtresxfpr.asm: Likewise.
17647 * config/rs6000/crtresxgpr.asm: Likewise.
17648 * config/rs6000/crtsavfpr.asm: Likewise.
17649 * config/rs6000/crtsavgpr.asm: Likewise.
17650 * config/rs6000/darwin-asm.h: Likewise.
17651 * config/rs6000/darwin-fallback.c: Likewise.
17652 * config/rs6000/darwin-fpsave.asm: Likewise.
17653 * config/rs6000/darwin-ldouble.c: Likewise.
17654 * config/rs6000/darwin-tramp.asm: Likewise.
17655 * config/rs6000/darwin-unwind.h: Likewise.
17656 * config/rs6000/darwin-vecsave.asm: Likewise.
17657 * config/rs6000/darwin-world.asm: Likewise.
17658 * config/rs6000/e500crtres32gpr.asm: Likewise.
17659 * config/rs6000/e500crtres64gpr.asm: Likewise.
17660 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17661 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17662 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17663 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17664 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17665 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17666 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17667 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17668 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17669 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17670 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17671 * config/rs6000/eabi-ci.asm: Likewise.
17672 * config/rs6000/eabi-cn.asm: Likewise.
17673 * config/rs6000/eabi.asm: Likewise.
17674 * config/rs6000/linux-unwind.h: Likewise.
17675 * config/rs6000/linux64.h: Likewise.
17676 * config/rs6000/paired.h: Likewise.
17677 * config/rs6000/paired.md: Likewise.
17678 * config/rs6000/ppc64-fp.c: Likewise.
17679 * config/rs6000/ppu_intrinsics.h: Likewise.
17680 * config/rs6000/rs6000.h: Likewise.
17681 * config/rs6000/si2vmx.h: Likewise.
17682 * config/rs6000/sol-ci.asm: Likewise.
17683 * config/rs6000/sol-cn.asm: Likewise.
17684 * config/rs6000/spe.h: Likewise.
17685 * config/rs6000/spu2vmx.h: Likewise.
17686 * config/rs6000/sysv4.h: Likewise.
17687 * config/rs6000/tramp.asm: Likewise.
17688 * config/rs6000/vec_types.h: Likewise.
17689 * config/s390/linux-unwind.h: Likewise.
17690 * config/s390/tpf-unwind.h: Likewise.
17691 * config/score/crti.asm: Likewise.
17692 * config/score/crtn.asm: Likewise.
17693 * config/sh/crt1.asm: Likewise.
17694 * config/sh/crti.asm: Likewise.
17695 * config/sh/crtn.asm: Likewise.
17696 * config/sh/divtab-sh4-300.c: Likewise.
17697 * config/sh/divtab-sh4.c: Likewise.
17698 * config/sh/divtab.c: Likewise.
17699 * config/sh/lib1funcs-4-300.asm: Likewise.
17700 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17701 * config/sh/lib1funcs.asm: Likewise.
17702 * config/sh/lib1funcs.h: Likewise.
17703 * config/sh/linux-atomic.asm: Likewise.
17704 * config/sh/linux-unwind.h: Likewise.
17705 * config/sh/shmedia.h: Likewise.
17706 * config/sh/sshmedia.h: Likewise.
17707 * config/sh/ushmedia.h: Likewise.
17708 * config/sparc/crtfastmath.c: Likewise.
17709 * config/sparc/linux-unwind.h: Likewise.
17710 * config/sparc/sol2-c1.asm: Likewise.
17711 * config/sparc/sol2-ci.asm: Likewise.
17712 * config/sparc/sol2-cn.asm: Likewise.
17713 * config/spu/divmodti4.c: Likewise.
17714 * config/spu/divv2df3.c: Likewise.
17715 * config/spu/float_disf.c: Likewise.
17716 * config/spu/float_unsdidf.c: Likewise.
17717 * config/spu/float_unsdisf.c: Likewise.
17718 * config/spu/float_unssidf.c: Likewise.
17719 * config/spu/mfc_multi_tag_release.c: Likewise.
17720 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17721 * config/spu/mfc_tag_release.c: Likewise.
17722 * config/spu/mfc_tag_reserve.c: Likewise.
17723 * config/spu/mfc_tag_table.c: Likewise.
17724 * config/spu/multi3.c: Likewise.
17725 * config/spu/spu_internals.h: Likewise.
17726 * config/spu/spu_intrinsics.h: Likewise.
17727 * config/spu/spu_mfcio.h: Likewise.
17728 * config/spu/vec_types.h: Likewise.
17729 * config/spu/vmx2spu.h: Likewise.
17730 * config/stormy16/stormy16-lib2.c: Likewise.
17731 * config/svr4.h: Likewise.
17732 * config/sync.c: Likewise.
17733 * config/v850/lib1funcs.asm: Likewise.
17734 * config/vxlib-tls.c: Likewise.
17735 * config/vxlib.c: Likewise.
17736 * config/vxworks-dummy.h: Likewise.
17737 * config/xtensa/crti.asm: Likewise.
17738 * config/xtensa/crtn.asm: Likewise.
17739 * config/xtensa/ieee754-df.S: Likewise.
17740 * config/xtensa/ieee754-sf.S: Likewise.
17741 * config/xtensa/lib1funcs.asm: Likewise.
17742 * config/xtensa/lib2funcs.S: Likewise.
17743 * config/xtensa/linux-unwind.h: Likewise.
17744 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17745 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17746 * coretypes.h: Likewise.
17747 * crtstuff.c: Likewise.
17748 * defaults.h: Likewise.
17749 * dwarf2.h: Likewise.
17750 * emutls.c: Likewise.
17751 * gbl-ctors.h: Likewise.
17752 * gcov-io.h: Likewise.
17753 * ginclude/float.h: Likewise.
17754 * ginclude/iso646.h: Likewise.
17755 * ginclude/stdarg.h: Likewise.
17756 * ginclude/stdbool.h: Likewise.
17757 * ginclude/stddef.h: Likewise.
17758 * ginclude/stdfix.h: Likewise.
17759 * ginclude/stdint-gcc.h: Likewise.
17760 * ginclude/tgmath.h: Likewise.
17761 * gthr-aix.h: Likewise.
17762 * gthr-dce.h: Likewise.
17763 * gthr-gnat.c: Likewise.
17764 * gthr-gnat.h: Likewise.
17765 * gthr-lynx.h: Likewise.
17766 * gthr-mipssde.h: Likewise.
17767 * gthr-nks.h: Likewise.
17768 * gthr-posix.c: Likewise.
17769 * gthr-posix.h: Likewise.
17770 * gthr-posix95.h: Likewise.
17771 * gthr-rtems.h: Likewise.
17772 * gthr-single.h: Likewise.
17773 * gthr-solaris.h: Likewise.
17774 * gthr-tpf.h: Likewise.
17775 * gthr-vxworks.h: Likewise.
17776 * gthr-win32.h: Likewise.
17777 * gthr.h: Likewise.
17778 * libgcc2.c: Likewise.
17779 * libgcc2.h: Likewise.
17780 * libgcov.c: Likewise.
17781 * tsystem.h: Likewise.
17782 * typeclass.h: Likewise.
17783 * unwind-c.c: Likewise.
17784 * unwind-compat.h: Likewise.
17785 * unwind-dw2-fde-compat.c: Likewise.
17786 * unwind-dw2-fde-darwin.c: Likewise.
17787 * unwind-dw2-fde-glibc.c: Likewise.
17788 * unwind-dw2-fde.c: Likewise.
17789 * unwind-dw2-fde.h: Likewise.
17790 * unwind-dw2.c: Likewise.
17791 * unwind-dw2.h: Likewise.
17792 * unwind-generic.h: Likewise.
17793 * unwind-pe.h: Likewise.
17794 * unwind-sjlj.c: Likewise.
17795 * unwind.inc: Likewise.
17796 * config/arm/neon-gen.ml: Change generated copyright header to
17797 refer to version 3 of the GNU General Public License with
17798 version 3.1 of the GCC Runtime Library Exception and to point
17799 readers at the COPYING3 and COPYING3.RUNTIME files and the
17800 FSF's license web page.
17801 * config/arm/arm_neon.h: Regenerate.
17803 2009-04-09 Jakub Jelinek <jakub@redhat.com>
17805 * config/cris/cris.md: Change copyright header to refer to version
17806 3 of the GNU General Public License.
17807 * doc/install.texi2html: Change copyright header to refer to version
17808 3 of the GNU General Public License and to point readers at the
17809 COPYING3 file and the FSF's license web page.
17810 * config/vax/linux.h: Likewise.
17812 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17814 * config/i386/i386.md (cmpcc): New.
17815 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
17816 (sync_compare_and_swap_cc*): Delete.
17818 * config/s390/s390.c (s390_compare_emitted): Remove.
17819 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
17820 s390_compare_emitted used to be handled. Assert that modes match.
17821 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
17822 refer to sync_compare_and_swap_ccsi.
17823 * config/s390/s390.h (s390_compare_emitted): Remove.
17824 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
17825 instead of s390_compare_emitted.
17826 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
17827 instead of s390_compare_emitted.
17828 * config/s390/s390.md (cmpcc): New.
17829 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
17830 CC_REGNUM, do not pretend it's set.
17831 (sync_compare_and_swap_cc*): Delete.
17832 * config/s390/predicates.md (cc_reg_operand): New.
17834 * expr.c (sync_compare_and_swap_cc): Delete.
17835 * optabs.h (sync_compare_and_swap_cc): Delete.
17836 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
17837 is being used with can_compare_p.
17838 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
17839 (find_cc_set): New.
17840 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
17841 look for a MODE_CC set instead. Use emit_store_flag.
17842 (expand_compare_and_swap_loop): Likewise, with some additional
17843 complication to avoid a force_reg when useless. Use
17844 emit_cmp_and_jump_insns.
17845 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
17846 * doc/md.texi (sync_compare_and_swap_cc): Merge with
17847 sync_compare_and_swap documentation.
17849 2009-04-09 Jan Hubicka <jh@suse.cz>
17851 * except.c (find_prev_try): Break out from ....
17852 (duplicate_eh_regions): ... here; properly update prev_try pointers
17853 when duplication part of tree.
17854 (dump_eh_tree): Improve dumping.
17855 (verify_eh_region): New.
17856 (verify_eh_tree): Use it.
17858 2009-04-06 Richard Guenther <rguenther@suse.de>
17860 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
17861 &ARRAY addresses by adjusting their types and prepending
17863 * tree-cfg.c (verify_gimple_assign_single): Verify that
17864 addresses are correct.
17866 2009-04-09 Richard Guenther <rguenther@suse.de>
17868 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
17869 indices into an array reference if possible.
17870 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17871 Fold POINTER_PLUS_EXPR statements with invariant address.
17873 2009-04-09 Alan Modra <amodra@bigpond.net.au>
17876 * config.gcc (powerpc64-*-linux*): Always build biarch.
17878 2009-04-09 Joseph Myers <joseph@codesourcery.com>
17881 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
17882 it and pedwarn if this results in an INTEGER_CST.
17884 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17886 * doc/install.texi: Update minimum GMP version. Remove obsolete
17887 text in MPFR section.
17889 2009-04-08 Jakub Jelinek <jakub@redhat.com>
17891 * dwarf2out.c (class_scope_p): New static inline.
17892 (class_or_namespace_scope_p): Use it.
17893 (gen_variable_die): Use DW_TAG_member tag for static data member
17894 declarations instead of DW_TAG_variable.
17896 PR middle-end/39573
17897 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
17900 2009-04-08 Richard Guenther <rguenther@suse.de>
17902 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
17903 valueize random data.
17905 2009-04-08 David Edelsohn <edelsohn@gnu.org>
17907 * config.gcc (aix tm_file): Add aix-stdint.h.
17908 (aix tm clause use_gcc_stdint): Set to wrap.
17909 * config/rs6000/aix-stdint.h: New file.
17911 2009-04-08 Richard Guenther <rguenther@suse.de>
17913 PR middle-end/36291
17914 * tree-dfa.c (add_referenced_var): Do not recurse into
17915 global initializers.
17916 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
17918 (fold_const_aggregate_ref): Likewise.
17920 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17922 * recog.c (ordered_comparison_operator): New.
17923 * gensupport.c (std_preds): Add it.
17924 * doc/md.texi (Machine-Independent Predicates): Document it.
17926 2009-04-08 Jan Hubicka <jh@suse.cz>
17928 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
17929 * function.h (rtl_eh): Remove exception_handler_label_map.
17930 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
17931 remove_exception_handler_label, for_each_eh_label_1): Remove.
17932 (rtl_remove_unreachable_regions): Remove.
17933 (convert_from_eh_region_ranges): Do not remove unreachable regions.
17934 (find_exception_handler_labels): Don't build the hashtable.
17935 (maybe_remove_eh_handler): Remove.
17936 (for_each_eh_label): Rewrite to walk the tree.
17937 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
17938 * except.h (maybe_remove_eh_handler): Remove.
17939 * passes.c (init_optimization_passes): Schedule second EH cleanup
17941 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
17942 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
17944 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17946 * genoutput.c (validate_optab_operands): New.
17947 (gen_insn, gen_expand): Call it.
17949 * genflags.c (gen_insn): Detect misused iterators.
17950 (main): Pass line_no to gen_insn, exit with status 1 on error.
17952 * genextract.c (line_no): Make global.
17953 (VEC_safe_set_locstr): Change assertion to error message.
17954 (main): Exit with status 1 on error.
17956 2009-04-08 Joseph Myers <joseph@codesourcery.com>
17960 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17961 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17962 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
17963 * c-convert.c (convert): Do not call fold on results of conversion
17964 functions when the result is a C_MAYBE_CONST_EXPR.
17965 * c-parser.c (c_parser_postfix_expression): Do not fold condition
17966 of __builtin_choose_expr.
17967 * c-typeck.c (remove_c_maybe_const_expr): New.
17968 (build_unary_op, build_conditional_expr, build_compound_expr,
17969 build_binary_op, c_objc_common_truthvalue_conversion): Call
17970 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
17973 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
17975 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
17976 CODE to produce a new one. Add a prototype to use fold_convert_const
17978 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
17981 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
17982 mix declarations and code.
17984 2009-04-08 Ben Elliston <bje@au.ibm.com>
17986 * gcc.c: Replace `CC' with `GCC' throughout.
17988 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
17990 * doc/invoke.texi: Document Atom support.
17992 2009-04-07 Jason Merrill <jason@redhat.com>
17995 * c-common.h, c-common.c: Add flag_pretty_templates.
17996 * c-opts.c (c_common_handle_option): Set it.
17997 * c.opt: Add -fno-pretty-templates.
17998 * doc/invoke.texi (C++ Dialect Options): Likewise.
18000 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18002 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18003 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18004 (ia64_expand_builtin): Likewise.
18006 2009-04-07 Martin Jambor <mjambor@suse.cz>
18008 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18009 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18010 ADDR_EXPRS are include too.
18012 2009-04-07 Richard Guenther <rguenther@suse.de>
18014 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18015 decls are only used if passes as parameters or if they are
18016 local statics and the call is not to a builtin.
18017 (call_may_clobber_ref_p_1): Likewise.
18019 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18021 * expr.c (do_store_flag): Remove last argument. Simplify code
18022 to avoid duplication of tests already done by can_compare_p.
18023 (expand_expr_real_1): Adjust caller.
18025 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18027 * optabs.c (can_compare_p): Test the predicate of a
18028 cbranch and cstore pattern.
18030 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18032 * expr.c (convert_move): Use emit_store_flag instead of
18035 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18037 * config/i386/i386.c (ix86_compare_emitted): Remove.
18038 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18039 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18040 * config/i386/i386.h (ix86_compare_emitted): Remove.
18041 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18042 instead of ix86_compare_emitted.
18043 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18045 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18047 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18048 Add t-sysroot-suffix to tmake_file.
18049 * config/print-sysroot-suffix.sh: New file.
18050 * config/t-sysroot-suffix: New file.
18052 2009-04-07 Ben Elliston <bje@au.ibm.com>
18054 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18055 as the latter produces a warning when the target does not support
18058 2009-04-07 Ben Elliston <bje@au.ibm.com>
18060 * dfp.c: Replace type punning assignments with memcpy throughout.
18061 * Makefile.in (dfp.o-warn): Remove.
18063 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18066 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18067 Include soft-fp/t-softfp after rs6000/t-linux64.
18069 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18071 * stor-layout.c (set_sizetype): Use the full precision of their
18072 machine mode for bitsize types.
18074 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18076 * config/i386/i386.md: Revert 2 accidental checkins.
18078 2009-04-06 Joey Ye <joey.ye@intel.com>
18079 Xuepeng Guo <xuepeng.guo@intel.com>
18080 H.J. Lu <hongjiu.lu@intel.com>
18082 Atom pipeline model, tuning and insn selection.
18083 * config.gcc (atom): Add atom config options and target.
18085 * config/i386/atom.md: New.
18087 * config/i386/i386.c (atom_cost): New cost.
18088 (m_ATOM): New macro flag.
18089 (initial_ix86_tune_features): Set m_ATOM.
18090 (x86_accumulate_outgoing_args): Likewise.
18091 (x86_arch_always_fancy_math_387): Likewise.
18092 (processor_target): Add Atom cost.
18093 (cpu_names): Add Atom cpu name.
18094 (override_options): Set Atom ISA.
18095 (ix86_issue_rate): New case PROCESSOR_ATOM.
18096 (ix86_adjust_cost): Likewise.
18098 * config/i386/i386.h (TARGET_ATOM): New target macro.
18099 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18100 (TARGET_OPT_AGU): New target option.
18101 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18102 (processor_type): Add PROCESSOR_ATOM.
18104 * config/i386/i386.md (cpu): Add new value "atom".
18105 (use_carry, movu): New attr.
18106 (atom.md): Include atom.md.
18107 (adddi3_carry_rex64): Set attr "use_carry".
18108 (addqi3_carry): Likewise.
18109 (addhi3_carry): Likewise.
18110 (addsi3_carry): Likewise.
18111 (*addsi3_carry_zext): Likewise.
18112 (subdi3_carry_rex64): Likewise.
18113 (subqi3_carry): Likewise.
18114 (subhi3_carry): Likewise.
18115 (subsi3_carry): Likewise.
18116 (x86_movdicc_0_m1_rex64): Likewise.
18117 (*x86_movdicc_0_m1_se): Likewise.
18118 (x86_movsicc_0_m1): Likewise.
18119 (*x86_movsicc_0_m1_se): Likewise.
18120 (*adddi_1_rex64): Emit add insn as much as possible.
18121 (*addsi_1): Likewise.
18122 (return_internal): Set atom_unit.
18123 (return_internal_long): Likewise.
18124 (return_pop_internal): Likewise.
18125 (*rcpsf2_sse): Set atom_sse_attr attr.
18126 (*qrt<mode>2_sse): Likewise.
18127 (*prefetch_sse): Likewise.
18129 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18131 (ix86_target_macros_internal): Likewise.
18133 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18134 (*prefetch_sse_rex): Likewise.
18135 (sse_rcpv4sf2): Likewise.
18136 (sse_vmrcpv4sf2): Likewise.
18137 (sse_sqrtv4sf2): Likewise.
18138 (<sse>_vmsqrt<mode>2): Likewise.
18139 (sse_ldmxcsr): Likewise.
18140 (sse_stmxcsr): Likewise.
18141 (*sse_sfence): Likewise.
18142 (sse2_clflush): Likewise.
18143 (*sse2_mfence): Likewise.
18144 (*sse2_lfence): Likewise.
18145 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18146 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18147 (avx_movdqu<avxmodesuffix>): Likewise.
18148 (avx_lddqu<avxmodesuffix>): Likewise.
18149 (sse2_movntv2di): Change attr "type" to "ssemov".
18150 (sse2_movntsi): Likewise.
18151 (rsqrtv8sf2): Change attr "type" to "sseadd".
18152 (sse3_addsubv2df3): Set attr "atom_unit".
18153 (sse3_h<plusminus_insn>v4sf3): Likewise.
18154 (*sse2_pmaddwd): Likewise.
18155 (*vec_extractv2di_1_rex64): Likewise.
18156 (*vec_extractv2di_1_avx): Likewise.
18157 (sse2_psadbw): Likewise.
18158 (ssse3_phaddwv8hi3): Likewise.
18159 (ssse3_phaddwv4hi3): Likewise.
18160 (ssse3_phadddv4si3): Likewise.
18161 (ssse3_phadddv2si3): Likewise.
18162 (ssse3_phaddswv8hi3): Likewise.
18163 (ssse3_phaddswv4hi3): Likewise.
18164 (ssse3_phsubwv8hi3): Likewise.
18165 (ssse3_phsubwv4hi3): Likewise.
18166 (ssse3_phsubdv4si3): Likewise.
18167 (ssse3_phsubdv2si3): Likewise.
18168 (ssse3_phsubswv8hi3): Likewise.
18169 (ssse3_phsubswv4hi3): Likewise.
18170 (ssse3_pmaddubsw128): Likewise.
18171 (sse3_pmaddubsw: Likewise.
18172 (ssse3_palignrti): Likewise.
18173 (ssse3_palignrdi): Likewise.
18175 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18177 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18179 2009-04-06 Richard Guenther <rguenther@suse.de>
18181 PR tree-optimization/28868
18182 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18183 of which PHI results we inserted.
18184 (insert_into_preds_of_block): Record inserted PHIs.
18185 (eliminate): Eliminate redundant PHI nodes.
18186 (init_pre): Init inserted_phi_names.
18188 2009-04-06 Richard Guenther <rguenther@suse.de>
18190 PR tree-optimization/39643
18191 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18192 IMAGPART_EXPRs of complex constants.
18193 (execute_fold_all_builtins): If we folded a call queue
18194 TODO_update_address_taken.
18196 2009-04-06 Jan Hubicka <jh@suse.cz>
18198 PR middle-end/39659
18199 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18202 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18204 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18206 (ic_invalidate_array): Likewise.
18208 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18210 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18211 alignment for library calls.
18213 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18215 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18216 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18217 * config/i386/mingw-stdint.h: New file.
18219 2009-04-05 Richard Guenther <rguenther@suse.de>
18221 PR tree-optimization/39648
18222 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18223 our &A vs. &A[0] IL deficiencies.
18225 2009-04-04 Jan Hubicka <jh@suse.cz>
18227 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18228 removed toplevel regions.
18229 (sjlj_mark_call_sites): Likewise.
18231 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18233 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18234 (cygwin tm clause use_gcc_stdint): Set to wrap.
18235 * config/i386/cygwin-stdint.h: New file.
18237 2009-04-04 Richard Guenther <rguenther@suse.de>
18239 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18240 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18241 single-argument PHIs if we are in loop-closed SSA form.
18242 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18243 for the pre-condition.
18244 (slpeel_tree_peel_loop_to_edge): Likewise.
18245 (vect_build_loop_niters): Take an optional sequence to append stmts.
18246 (vect_generate_tmps_on_preheader): Likewise.
18247 (vect_do_peeling_for_loop_bound): Take extra guards for the
18249 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18250 the cost model check.
18251 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18252 guards if we are going to peel. Do not apply versioning in that case.
18253 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18254 (vect_do_peeling_for_loop_bound): Likewise.
18255 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18256 loop bound only record extra pre-conditions, do not apply loop
18259 2009-04-04 Richard Guenther <rguenther@suse.de>
18261 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18264 2009-04-04 Jan Hubicka <jh@suse.cz>
18266 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18267 last_basic_block for size of bb->index indexed array.
18268 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18269 compute_out, link_btr_uses, build_btr_def_use_webs,
18270 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18272 2009-04-04 Jan Hubicka <jh@suse.cz>
18274 * except.c (remove_eh_handler_and_replace): Break out from ...
18275 (remove_eh_handler): ... here.
18276 (bring_to_root): New function.
18277 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18278 handled ones, bring others to root of tree.
18280 2009-04-04 Jan Hubicka <jh@suse.cz>
18282 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18283 (all_phis_safe_to_merge): New function.
18284 (update_info): New structure.
18285 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18286 (cleanup_empty_eh): Update SSA if possible.
18288 2009-04-04 Richard Guenther <rguenther@suse.de>
18290 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18291 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18292 (append_vuse): Likewise.
18294 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18296 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18297 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18298 instead of REG_UNSAVED for DW_CFA_undefined.
18299 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18300 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18303 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18306 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18307 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18308 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18310 2009-04-04 Richard Guenther <rguenther@suse.de>
18312 PR tree-optimization/8781
18313 PR tree-optimization/37892
18314 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18315 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18316 (valueize_refs): Call it for *& valueizations.
18317 (shared_reference_ops_from_ref): Rename to ...
18318 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18319 (shared_reference_ops_from_call): Rename to ...
18320 (valueize_shared_reference_ops_from_call): ... this and valueize.
18321 (vn_reference_lookup): Update.
18322 (visit_reference_op_call): Likewise.
18323 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18324 (eliminate): Value-replace the call address in call statements.
18326 2009-04-04 Richard Guenther <rguenther@suse.de>
18328 PR tree-optimization/39636
18329 * tree-ssa-forwprop.c
18330 (forward_propagate_addr_into_variable_array_index): Check for
18331 GIMPLE_ASSIGN before accessing the rhs code.
18333 2009-04-03 Jason Merrill <jason@redhat.com>
18335 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18337 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18339 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18340 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18341 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18342 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18343 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18344 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18345 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18346 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18347 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18348 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18349 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18350 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18351 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18352 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18353 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18354 Use fr_reg_or_fp01_operand instead of fr_register_operand
18356 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18357 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18358 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18360 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18362 PR rtl-optimization/39607
18363 PR rtl-optimization/39631
18367 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18368 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18369 instead of DF_LR_OUT.
18370 * ira-lives.c (process_bb_node_lives): Ditto.
18371 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18372 instead of DF_LR_{OUT,IN}.
18373 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18374 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18376 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18378 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18379 (execute_lower_omp): Always run but take the short way out if -fopenmp
18381 (gate_lower_omp): Remove, forcing the pass manager to always run the
18382 pass and always set PROP_gimple_lomp.
18383 (pass_lower_omp): Remove gate function.
18384 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18385 PROP_trees. Instead, require it.
18386 * ipa-cp.c (pass_ipa_cp): Likewise.
18387 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18388 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18389 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18390 and PROP_gimple_leh.
18392 2009-04-03 Richard Guenther <rguenther@suse.de>
18394 PR middle-end/13146
18395 PR tree-optimization/23940
18396 PR tree-optimization/33237
18397 PR middle-end/33974
18398 PR middle-end/34093
18399 PR tree-optimization/36201
18400 PR tree-optimization/36230
18401 PR tree-optimization/38049
18402 PR tree-optimization/38207
18403 PR tree-optimization/38230
18404 PR tree-optimization/38301
18405 PR tree-optimization/38585
18406 PR middle-end/38895
18407 PR tree-optimization/38985
18408 PR tree-optimization/39299
18409 * tree-ssa-structalias.h: Remove.
18410 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18411 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18412 (struct vuse_element_d): Remove.
18413 (struct vuse_vec_d): Likewise.
18414 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18415 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18416 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18417 VUSE_ELEMENT_VAR): Likewise.
18418 (struct voptype_d): Likewise.
18419 (NUM_VOP_FREE_BUCKETS): Likewise.
18420 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18421 (struct stmt_operands_d): Remove.
18422 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18423 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18424 VDEF_NUM, VDEF_VECT): Likewise.
18425 (copy_virtual_operands): Remove.
18426 (operand_build_cmp): Likewise.
18427 (create_ssa_artificial_load_stmt): Likewise.
18428 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18429 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18430 vuse_index and mayuse_index members. Pack and move done and iter_type
18431 members to the front.
18432 (SSA_OP_VMAYUSE): Remove.
18433 (SSA_OP_VIRTUAL_USES): Adjust.
18434 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18435 (unlink_stmt_vdef): Declare.
18436 (add_to_addressable_set): Remove.
18437 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18438 (vrp_visit_stmt): Likewise.
18439 * doc/tree-ssa.texi (Alias analysis): Update.
18440 * doc/invoke.texi (max-aliased-vops): Remove docs.
18441 (avg-aliased-vops): Likewise.
18442 * tree-into-ssa.c (syms_to_rename): Remove.
18443 (need_to_update_vops_p): Likewise.
18444 (need_to_initialize_update_ssa_p): Rename to ...
18445 (update_ssa_initialized_fn): ... this. Track function we are
18447 (symbol_marked_for_renaming): Simplify.
18448 (add_new_name_mapping): Do not set need_to_update_vops_p.
18449 (dump_currdefs): Use SYMS_TO_RENAME.
18450 (rewrite_update_stmt): Always walk all uses/defs.
18451 (dump_update_ssa): Adjust.
18452 (init_update_ssa): Take function argument. Track what we are
18454 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18455 (create_new_def_for): Initialize for cfun, assert we are initialized
18457 (mark_sym_for_renaming): Simplify.
18458 (mark_set_for_renaming): Do not initialize update-ssa.
18459 (need_ssa_update_p): Simplify. Take function argument.
18460 (name_mappings_registered_p): Assert we ask for the correct function.
18461 (name_registered_for_update_p): Likewise.
18462 (ssa_names_to_replace): Likewise.
18463 (release_ssa_name_after_update_ssa): Likewise.
18464 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18465 (dump_decl_set): Do not print a newline.
18466 (debug_decl_set): Do it here.
18467 (dump_update_ssa): And here.
18468 * tree-ssa-loop-im.c (move_computations): Adjust.
18469 (movement_possibility): Likewise.
18470 (determine_max_movement): Likewise.
18471 (gather_mem_refs_stmt): Likewise.
18472 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18473 or NAME_MEMORY_TAG.
18474 * tree-complex.c (update_all_vops): Remove.
18475 (expand_complex_move): Adjust.
18476 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18477 Simplify test for memory referencing statement. Exclude
18478 non-invariant ADDR_EXPRs.
18479 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18480 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18481 (rdg_flag_uses): Likewise.
18482 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18484 (tree_optimize_tail_calls_1): Also split the
18485 edge from the entry block if we have degenerate PHI nodes in
18486 the first basic block.
18487 * tree.c (init_ttree): Remove memory-tag related code.
18488 (tree_code_size): Likewise.
18489 (tree_node_structure): Likewise.
18490 (build7_stat): Re-write to be build6_stat.
18491 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18492 (SSA_VAR_P): Adjust.
18493 (struct tree_memory_tag): Remove.
18494 (struct tree_memory_partition_tag): Likewise.
18495 (union tree_node): Adjust.
18496 (build7): Re-write to be build6.
18497 * tree-pass.h (pass_reset_cc_flags): Remove.
18498 (TODO_update_address_taken): New flag.
18499 (pass_simple_dse): Remove.
18500 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18501 * params.h (MAX_ALIASED_VOPS): Remove.
18502 (AVG_ALIASED_VOPS): Likewise.
18503 * omp-low.c (expand_omp_taskreg): Update SSA form.
18504 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18505 aliases the lhs in a copy stmt.
18506 * tree-ssa-dse.c (struct address_walk_data): Remove.
18507 (memory_ssa_name_same): Likewise.
18508 (memory_address_same): Likewise.
18509 (get_kill_of_stmt_lhs): Likewise.
18510 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18511 unused stores. Look through PHI nodes into post-dominated regions.
18512 (dse_optimize_stmt): Simplify. Properly remove stores.
18513 (tree_ssa_dse): Compute dominators.
18514 (execute_simple_dse): Remove.
18515 (pass_simple_dse): Likewise.
18516 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18517 gimple_loaded_syms and gimple_stored_syms computation.
18518 * toplev.c (dump_memory_report): Dump alias and pta stats.
18519 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18520 (vn_reference_eq): Likewise.
18521 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18522 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18523 valueize_vuses): Remove.
18524 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18525 (get_def_ref_stmt_vuse): ... this.
18526 (vn_reference_lookup_2): New function.
18527 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18528 walking equivalent vuses. Simplify.
18529 (vn_reference_lookup): Likewise.
18530 (vn_reference_insert): Likewise.
18531 (vn_reference_insert_pieces): Likewise.
18532 (visit_reference_op_call): Simplify.
18533 (visit_reference_op_load): Likewise.
18534 (visit_reference_op_store): Likewise.
18535 (init_scc_vn): Remove shared_lookup_vuses initialization.
18536 (free_scc_vn): Remove shared_lookup_vuses freeing.
18537 (sort_vuses, sort_vuses_heap): Remove.
18538 (get_ref_from_reference_ops): Export.
18539 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18540 vector with single vuse pointer.
18541 (vn_reference_lookup_pieces, vn_reference_lookup,
18542 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18543 (shared_vuses_from_stmt): Remove.
18544 (get_ref_from_reference_ops): Declare.
18545 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18546 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18547 memory-tag related code.
18548 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18549 (likely_value): Add comment, skip static-chain of call statements.
18550 (surely_varying_stmt_p): Adjust.
18551 (gimplify_and_update_call_from_tree): Likewise.
18552 (execute_fold_all_builtins): Do not rebuild alias info.
18553 (gimplify_and_update_call_from_tree): Properly update VOPs.
18554 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18555 (copy_ref_info): Remove memory-tag related code.
18556 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18557 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18558 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18560 * tree-ssa-dom.c (gimple_p): Remove typedef.
18561 (eliminate_redundant_computations): Adjust.
18562 (record_equivalences_from_stmt): Likewise.
18563 (avail_expr_hash): Likewise.
18564 (avail_expr_eq): Likewise.
18565 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18566 (stmt_makes_single_load): Likewise.
18567 (stmt_makes_single_store): Likewise.
18568 * tree-ssa-alias.c: Rewrite completely.
18569 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18570 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18571 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18572 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18573 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18574 Remove public functions.
18575 (pass_reset_cc_flags): Remove.
18576 (pass_build_alias): Move ...
18577 * tree-ssa-structalias.c (pass_build_alias): ... here.
18578 * tree-ssa-alias.c (may_be_aliased): Move ...
18579 * tree-flow-inline.h (may_be_aliased): ... here.
18580 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18581 count_uses_and_derefs): Move ...
18582 * gimple.c: ... here.
18583 * gimple.h (count_uses_and_derefs): Declare.
18584 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18585 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18586 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18587 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18588 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18589 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18590 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18592 * tree-dfa.c (refs_may_alias_p): Move ...
18593 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18594 * tree-ssa-alias.h: New file.
18595 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18596 (statement_sink_location): Likewise.
18597 * opts.c (decode_options): Do not adjust max-aliased-vops or
18598 avg-aliased-vops values.
18599 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18600 (TV_CALL_CLOBBER): Likewise.
18601 (TV_FLOW_SENSITIVE): Likewise.
18602 (TV_FLOW_INSENSITIVE): Likewise.
18603 (TV_MEMORY_PARTITIONING): Likewise.
18604 (TV_ALIAS_STMT_WALK): New timevar.
18605 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18606 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18607 (get_address_description): Remove memory-tag related code.
18608 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18609 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18610 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18611 and immediate uses in statements. Document.
18612 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18613 (dump_symbols): Remove.
18614 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18615 * alias.c (get_deref_alias_set): New function split out from ...
18616 (get_alias_set): ... here.
18617 * alias.h (get_deref_alias_set): Declare.
18618 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18619 type parameter. Remove restrict pointer handling. Create a
18620 ref-all pointer in case type-based alias sets do not conflict.
18621 (vect_analyze_data_refs): Remove SMT related code.
18622 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18623 (vectorizable_load): Likewise.
18624 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18625 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18626 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18627 Ignore vops and SMTs.
18628 (dr_analyze_alias): Likewise..
18629 (free_data_ref): Likewise.
18630 (create_data_ref): Likewise.
18631 (analyze_all_data_dependences): Likewise.
18632 (get_references_in_stmt): Adjust.
18633 * tree-flow-inline.h (gimple_aliases_computed_p,
18634 gimple_addressable_vars, gimple_call_clobbered_vars,
18635 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18636 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18637 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18638 gimple_mem_ref_stats): Remove.
18639 (gimple_vop): New function.
18640 (op_iter_next_use): Remove vuses and mayuses cases.
18641 (op_iter_next_def): Remove vdefs case.
18642 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18643 (clear_and_done_ssa_iter): Do not set removed fields.
18644 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18645 Assert we are not iterating over vuses or vdefs if not also
18646 iterating over uses or defs.
18647 (op_iter_init_use): Likewise.
18648 (op_iter_init_def): Likewise.
18649 (op_iter_next_vdef): Remove.
18650 (op_iter_next_mustdef): Likewise.
18651 (op_iter_init_vdef): Likewise.
18652 (compare_ssa_operands_equal): Likewise.
18653 (link_use_stmts_after): Handle vuse operand.
18654 (is_call_used): Use is_call_clobbered.
18655 (is_call_clobbered): Global variables are always call clobbered,
18656 query the call-clobbers bitmap.
18657 (mark_call_clobbered): Ignore global variables.
18658 (clear_call_clobbered): Likewise.
18659 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18660 virtual operands sanity check.
18661 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18663 (TARGET_MEM_REF): Remove TMR_TAG operand.
18664 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18665 Remove call-clobber related code.
18666 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18667 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18668 partitions or escape reason.
18669 (get_single_def_stmt, get_single_def_stmt_from_phi,
18670 get_single_def_stmt_with_phi): Remove.
18671 (dump_referenced_vars): Tidy.
18672 (get_ref_base_and_extent): Allow bare decls.
18673 (collect_dfa_stats): Adjust.
18674 * graphite.c (rename_variables_in_stmt): Adjust.
18675 (graphite_copy_stmts_from_block): Likewise.
18676 (translate_clast): Likewise.
18677 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18679 (translate_vuse_through_block): Use the oracle.
18680 (phi_translate_1): Adjust.
18681 (value_dies_in_block_x): Use the oracle. Cache the outcome
18683 (valid_in_sets): Check if the VUSE for
18684 a REFERENCE is available.
18685 (eliminate): Do not remove stmts during elimination,
18686 instead queue and remove them afterwards.
18687 (do_pre): Do not rebuild alias info.
18688 (pass_pre): Run TODO_rebuild_alias before PRE.
18689 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18690 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18691 (mark_all_v_defs_stmt): Remove.
18692 (mark_all_v_defs_seq): Adjust.
18693 (sra_replace): Likewise.
18694 (scalarize_use): Likewise.
18695 (scalarize_copy): Likewise.
18696 (scalarize_init): Likewise.
18697 (scalarize_ldst): Likewise.
18698 (todoflags): Remove.
18699 (tree_sra): Do not rebuild alias info.
18700 (tree_sra_early): Adjust.
18701 (pass_sra): Run TODO_update_address_taken before SRA.
18702 * tree-predcom.c (set_alias_info): Remove.
18703 (prepare_initializers_chain): Do not call it.
18704 (mark_virtual_ops_for_renaming): Adjust.
18705 (mark_virtual_ops_for_renaming_list): Remove.
18706 (initialize_root_vars): Adjust.
18707 (initialize_root_vars_lm): Likewise.
18708 (prepare_initializers_chain): Likewise.
18709 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18710 (may_propagate_copy_into_stmt): Likewise.
18711 (merge_alias_info): Do nothing for now.
18712 (propagate_tree_value_into_stmt): Adjust.
18713 (stmt_may_generate_copy): Likewise.
18714 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18715 not mark symbols for renaming.
18716 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18717 with the same statement, make sure to update the new pointed-to one.
18718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18719 call statements, do not mark symbols for renaming.
18720 (mark_operand_necessary): Dump something.
18721 (ref_may_be_aliased): New function.
18722 (mark_aliased_reaching_defs_necessary_1): New helper function.
18723 (mark_aliased_reaching_defs_necessary): Likewise.
18724 (mark_all_reaching_defs_necessary_1): Likewise.
18725 (mark_all_reaching_defs_necessary): Likewise.
18726 (propagate_necessity): Do not process virtual PHIs. For
18727 non-aliased loads mark all reaching definitions as necessary.
18728 For aliased loads and stores mark the immediate dominating
18729 aliased clobbers as necessary.
18730 (visited): New global static.
18731 (perform_tree_ssa_dce): Free visited bitmap after propagating
18733 (remove_dead_phis): Perform simple dead virtual PHI removal.
18734 (remove_dead_stmt): Properly unlink virtual operands when
18736 (eliminate_unnecessary_stmts): Schedule PHI removal after
18738 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18739 (process_replaceable): Likewise.
18740 (find_replaceable_in_bb): Likewise.
18741 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18742 based on the single gimple vop.
18743 (verify_flow_insensitive_alias_info): Remove.
18744 (verify_flow_sensitive_alias_info): Likewise.
18745 (verify_call_clobbering): Likewise.
18746 (verify_memory_partitions): Likewise.
18747 (verify_alias_info): Likewise.
18748 (verify_ssa): Adjust..
18749 (execute_update_addresses_taken): Export. Update SSA
18750 manually. Optimize only when optimizing. Use a local bitmap.
18751 (pass_update_address_taken): Remove TODO_update_ssa, add
18753 (pass_update_address_taken): Just use TODO_update_address_taken.
18754 (init_tree_ssa): Do not initialize addressable_vars.
18755 (verify_ssa): Verify new VUSE / VDEF properties.
18756 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18757 Do not call verify_alias_info.
18758 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18759 Do not free the loaded and stored syms bitmaps. Reset the escaped
18760 and callused solutions. Do not free addressable_vars.
18761 Remove memory-tag related code.
18762 (warn_uninitialized_var): Aliases are always available.
18763 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18764 * lambda-code.c (can_put_in_inner_loop): Adjust.
18765 (can_put_after_inner_loop): Likewise.
18766 (perfect_nestify): Likewise.
18767 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18768 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18769 (vectorizable_conversion): Do not mark symbols for renaming.
18770 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18771 (expand_call_inline): Unlink the calls virtual operands before
18773 (tree_function_versioning): Do not call update_ssa if we are not
18774 updating clones. Simplify.
18775 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18776 (propagate_with_phi): Likewise..
18777 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18778 clobber code. Assert we are not aliased or global.
18779 * tree-flow.h: Include tree-ssa-alias.h
18780 (enum escape_type): Remove.
18781 (struct mem_sym_stats_d): Likewise.
18782 (struct mem_ref_stats_d): Likewise.
18783 (struct gimple_df): Add vop member. Remove global_var,
18784 call_clobbered_vars, call_used_vars, addressable_vars,
18785 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18786 escaped and callused members.
18787 (struct ptr_info_def): Remove all members, add points-to solution
18789 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18790 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18791 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18792 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18793 (tree-ssa-alias.o): Likewise.
18794 (toplev.o): Add tree-ssa-alias.h
18795 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
18796 * gimple.c (gimple_set_bb): Fix off-by-one error.
18797 (is_gimple_reg): Do not handle memory tags.
18798 (gimple_copy): Also copy virtual operands.
18799 Delay updating the statement. Do not reset loaded and stored syms.
18800 (gimple_set_stored_syms): Remove.
18801 (gimple_set_loaded_syms): Likewise.
18802 (gimple_call_copy_skip_args): Copy the virtual operands
18803 and mark the new statement modified.
18804 * tree-ssa-structalias.c (may_alias_p): Remove.
18805 (set_uids_in_ptset): Take the alias set to prune with as
18806 parameter. Fold in the alias test of may_alias_p.
18807 (compute_points_to_sets): Compute whether a ptr is dereferenced
18808 in a local sbitmap.
18809 (process_constraint): Deal with &ANYTHING on the lhs, reject all
18810 other ADDRESSOF constraints on the lhs.
18811 (get_constraint_for_component_ref): Assert that we don't get
18812 ADDRESSOF constraints from the base of the reference.
18813 Properly generate UNKNOWN_OFFSET for DEREF if needed.
18814 (struct variable_info): Remove collapsed_to member.
18815 (get_varinfo_fc): Remove.
18816 (new_var_info): Do not set collapsed_to.
18817 (dump_constraint): Do not follow cycles.
18818 (dump_constraint_graph): Likewise.
18819 (build_pred_graph): Likewise.
18820 (build_succ_graph): Likewise.
18821 (rewrite_constraints): Likewise.
18822 (do_simple_structure_copy): Remove.
18823 (do_rhs_deref_structure_copy): Remove.
18824 (do_lhs_deref_structure_copy): Remove.
18825 (collapse_rest_of_var): Remove.
18826 (do_structure_copy): Re-implement.
18827 (pta_stats): New global variable.
18828 (dump_pta_stats): New function.
18829 (struct constraint_expr): Make offset signed.
18830 (UNKNOWN_OFFSET): Define special value.
18831 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
18832 (solution_set_expand): New helper function split out from ...
18833 (do_sd_constraint): ... here.
18834 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
18835 (do_ds_constraint): Likewise.
18836 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
18837 and CALLUSED = *CALLUSED.
18838 (set_union_with_increment): Make inc argument signed.
18839 (type_safe): Remove.
18840 (get_constraint_for_ptr_offset): Handle unknown and negative
18842 (first_vi_for_offset): Handle offsets before start. Bail
18843 out early for offsets beyond the variable extent.
18844 (first_or_preceding_vi_for_offset): New function.
18845 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
18846 Together with ESCAPED = *ESCAPED this properly computes reachability.
18847 (find_what_var_points_to): New function.
18848 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
18849 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
18850 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
18851 pt_solutions_intersect): New functions.
18852 (compute_call_used_vars): Remove.
18853 (compute_may_aliases): New main entry into PTA computation.
18854 * gimple.h (gimple_p): New typedef.
18855 (struct gimple_statement_base): Remove references_memory_p.
18856 (struct gimple_statement_with_memory_ops_base): Remove
18857 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
18859 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
18860 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
18861 gimple_set_references_memory): Remove.
18862 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
18863 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
18865 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
18866 (verify_expr): Allow RESULT_DECL.
18867 (gimple_duplicate_bb): Do not copy virtual operands.
18868 (gimple_duplicate_sese_region): Adjust.
18869 (gimple_duplicate_sese_tail): Likewise.
18870 (mark_virtual_ops_in_region): Remove.
18871 (move_sese_region_to_fn): Do not call it.
18872 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
18873 and pass_simple_dse.
18874 (execute_function_todo): Handle TODO_update_address_taken,
18875 call execute_update_addresses_taken for TODO_rebuild_alias.
18876 (execute_todo): Adjust.
18877 (execute_one_pass): Init dump files early.
18878 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
18880 (create_general_new_stmt): Clear vops.
18881 * tree-ssa-reassoc.c (get_rank): Adjust.
18882 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
18883 symbols for renaming.
18884 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
18885 (PARAM_AVG_ALIASED_VOPS): Likewise.
18886 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
18887 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
18888 * tree-ssa-operands.c: Simplify for new virtual operand representation.
18889 (operand_build_cmp, copy_virtual_operands,
18890 create_ssa_artificial_load_stmt, add_to_addressable_set,
18891 gimple_add_to_addresses_taken): Remove public functions.
18892 (unlink_stmt_vdef): New function.
18894 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18896 * config.gcc (powerpc-*-linux*): Merge variants.
18898 2009-04-02 Chao-ying Fu <fu@mips.com>
18899 James Grosbach <james.grosbach@microchip.com>
18901 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
18902 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
18904 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
18905 keep_interrupts_masked_p, use_debug_exception_return_p.
18906 (mips_attribute_table): Add interrupt, use_shadow_register_set,
18907 keep_interrupts_masked, use_debug_exception_return.
18908 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
18909 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
18911 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
18912 (mips_print_operand): Process COP0 registers to print $0 .. $31
18913 correctly for GAS to process.
18914 (mips_interrupt_extra_call_saved_reg_p): New function.
18915 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
18917 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
18918 (mips_compute_frame_info): Add supports for interrupt context that
18919 includes doubleword accumulators and COP0 registers.
18920 (mips_for_each_saved_acc): New function.
18921 (mips_for_each_saved_gpr_and_fpr): Change the function name from
18922 mips_for_each_saved_reg.
18923 (mips_save_reg): Save accumulators.
18924 (mips_kernel_reg_p): A new for_each_rtx callback.
18925 (mips_expand_prologue): Support interrupt handlers.
18926 (mips_restore_reg): Restore accumulators.
18927 (mips_expand_epilogue): Support interrupt handlers.
18928 (mips_can_use_return_insn): Return false for interrupt handlers.
18929 (mips_epilogue_uses): New function.
18930 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
18931 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
18932 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
18933 cop0_move): New instructions.
18934 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
18935 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
18937 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
18939 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
18940 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
18941 interrupt handlers, we use K0 as the temporary register.
18942 (EPILOGUE_USES): Change to a function call.
18943 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
18944 handlers, we use K0 as the temporary register.
18946 * doc/extend.texi (Function Attributes): Document interrupt,
18947 use_shadow_register_set, keep_interrupts_masked,
18948 use_debug_exception_return for MIPS attributes.
18950 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18952 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
18953 Remove a number of t-files from tmake_file.
18954 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
18955 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
18956 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
18957 target_prototype, not TARGET_PROTOTYPE.
18958 (LINK_OS_GNU_SPEC): Define.
18959 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
18960 and darwin-ldoubdle.c.
18962 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18965 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
18966 (cpp_options): Ditto.
18967 (default_compilers): Ditto.
18968 (display_help): Ditto.
18969 (process_command): Ditto.
18970 (do_spec_1): Ditto.
18971 (set_input): Use lbasename instead of duplicate code.
18972 (save_temps_prefix): New static for -save-temps=obj.
18973 (save_temps_length): Ditto.
18975 * doc/invoke.texi (-save-temps=obj): Document new variant to
18976 -save-temps switch.
18978 2009-04-02 Jeff Law <law@redhat.com>
18980 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
18983 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
18985 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
18986 * configure: Regenerated.
18988 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18990 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
18991 share the argument list.
18993 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18997 2009-02-12 Diego Novillo <dnovillo@google.com>
18999 * varpool.c (debug_varpool): New.
19000 * cgraph.h (debug_varpool): Declare.
19002 2009-04-02 Jan Hubicka <jh@suse.cz>
19004 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19007 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19009 * config/i386/i386.c (ix86_abi): Move initialization to ...
19010 (override_options): Here.
19012 2009-04-02 Christian Bruel <christian.bruel@st.com>
19014 * config/sh/sh.c (sh_dwarf_register_span): New function.
19015 (TARGET_DWARF_REGISTER_SPAN): Define.
19016 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19018 2009-04-02 Ira Rosen <irar@il.ibm.com>
19020 PR tree-optimization/39595
19021 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19022 interleaved loads group is not greater than the SLP group size.
19024 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19026 * builtins.c (is_builtin_name): New.
19027 (called_as_built_in): Use is_builtin_name.
19028 * tree.h (is_builtin_name): New.
19029 * varasm.c (incorporeal_function_p): Use is_builtin_name
19031 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19033 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19035 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19038 * c-decl.c (clone_underlying_type): Move this ...
19039 * c-common.c (set_underlying_type): ... here.
19040 Also, make sure the function properly sets TYPE_STUB_DECL() on
19041 the newly created typedef variant type.
19042 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19043 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19046 2009-04-02 Richard Guenther <rguenther@suse.de>
19048 PR tree-optimization/37221
19049 * tree-flow.h (degenerate_phi_result): Declare.
19050 * tree-ssa-dom.c (degenerate_phi_result): Export.
19051 * tree-scalar-evolution.c (analyze_initial_condition): If
19052 the initial condition is defined by a degenerate PHI node
19053 use the degenerate value.
19055 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19057 PR rtl-optimization/39588
19058 * combine.c (merge_outer_ops): Do not set the constant when this
19060 (simplify_shift_const_1): Do not modify it either in this case.
19062 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19064 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19065 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19067 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19070 * c-lex.c (interpret_float): Default (no suffix) is double.
19072 2009-04-1 Xinliang David Li <davidxl@google.com>
19074 * config/i386/i386.c (legitimate_constant_p): Recognize
19075 all one vector constant.
19077 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19079 * config/vax/vax.c: Add #includes to silence warnings.
19080 Change #include order to silence two warnings.
19082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19084 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19085 (ASM_SPEC): Pass -k to the assembler for PIC code.
19087 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19089 * config.gcc: Add vax-*-linux* to the switch.
19090 * config/vax/linux.h: New file. (TARGET_VERSION,
19091 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19095 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19096 Use predicate macros instead of GET_CODE() == foo.
19097 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19098 ashlsi3, rotrsi3, <unnamed>): Likewise.
19100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19102 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19103 jbbccihi, jbbccisi): Remova trailing whitespace.
19104 * config/vax/constraints.md: Likewise.
19105 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19106 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19107 * config/vax/predicates.md: Likewise.
19108 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19109 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19110 * config/vax/vax.h: Likewise.
19111 * config/vax/vax.md (nonlocal_goto): Likewise.
19113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19115 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19116 (indirectable_address_p, adjacent_operands_p): Add spaces around
19118 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19122 * config/vax/vax.c (legitimate_constant_address_p,
19123 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19124 index_term_p, reg_plus_index_p, legitimate_address_p,
19125 vax_mode_dependent_address_p): Update comments to match functions
19126 modified by the recent int->bool conversion.
19128 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19130 * config/vax/builtins.md: Update copyright message.
19131 * config/vax/constraints.md: Likewise.
19132 * config/vax/netbsd-elf.h: Likewise.
19133 * config/vax/predicates.md: Likewise.
19134 * config/vax/vax-protos.h: Likewise.
19135 * config/vax/vax.c: Likewise.
19136 * config/vax/vax.h: Likewise.
19137 * config/vax/vax.md: Likewise.
19138 * config/vax/vax.opt: Likewise.
19140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19142 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19143 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19144 * config/vax/constraints.md (B, R): Likewise.
19145 * config/vax/predicates.md (external_memory_operand,
19146 nonimmediate_addsub_di_operand): Likewise.
19147 * config/vax/vax.c (vax_output_int_add): Likewise.
19148 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19149 untyped_call): Likewise.
19151 2009-04-01 Matt Thomas <matt@3am-software.com>
19153 * config/vax/predicates.md: New file.
19154 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19155 external_const_operand, nonsymbolic_operand, external_memory_operand,
19156 indirect_memory_operand, indexed_memory_operand,
19157 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19158 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19160 * config/vax/constraints.md: New file.
19161 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19163 * config/vax/builtins.md: New file.
19164 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19165 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19167 * config/vax/vax.opt (mqmath): Add option.
19168 * config/vax/vax.md (isfx): Extend with DI.
19169 (VAXintQH, VAXintQHSD): Define.
19170 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19171 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19172 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19173 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19174 (movdi): Update constraints and use vax_output_int_move().
19175 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19176 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19177 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19178 nonlocal_goto): New.
19179 (mov<mode>): Extend accepted operand types.
19180 (subdi3_old): Rename from subdi3, change update constraints and use
19181 a new implementation.
19182 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19183 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19184 MOVE_RATIO, CLEAR_RATIO): Define.
19185 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19186 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19187 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19188 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19189 (split_quadword_operands): Make static and really allow variable
19191 (print_operand_address): Update for PIC generation.
19192 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19193 indexable_address_p, fixup_mathdi_operand,
19194 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19195 (vax_float_literal, legitimate_constant_p,
19196 indirectable_constant_address_p, index_term_p,
19197 reg_plus_index_p): Return bool instead of int.
19198 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19200 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19202 (vax_output_conditional_branch): Indent.
19203 (legitimate_constant_address_p, indirectable_constant_address_p,
19204 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19205 vax_mode_dependent_address_p): Return bool instead of int, update for
19207 * config/vax/vax-protos.h (legitimate_constant_address_p,
19208 legitimate_constant_p, legitimate_address_p,
19209 vax_mode_dependent_address_p): Change declaration to bool.
19210 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19211 vax_expand_addsub_di_operands, vax_output_int_subtract,
19212 vax_output_movmemsi): Declare.
19213 (split_quadword_operands, vax_float_literal): Delete declaration.
19214 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19215 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19216 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19217 ASM_OUTPUT_DWARF_PCREL): Define.
19218 (ASM_SPEC): Change definition to allow PIC generation.
19220 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19222 * doc/sourcebuild.texi: Update front-end requirements.
19224 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19227 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19228 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19229 (booldi3_internal3): Use boolean_or_operator instead of
19232 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19235 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19236 declarator whose size is not an integer constant expression but
19237 folds to an integer constant, then treat it as a constant
19240 2009-04-01 Richard Guenther <rguenther@suse.de>
19242 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19243 i * 4 + 2 to (i * 2 + 1) * 2.
19245 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19248 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19249 return if c_parser_asm_string_literal returned NULL.
19251 2009-04-01 Nick Clifton <nickc@redhat.com>
19253 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19255 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19256 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19257 other typedefs to avoid conflicts with libgcc2.c. Define labels
19258 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19260 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19261 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19264 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19266 * varasm.c (default_function_rodata_section): Declare DOT as
19269 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19270 Andrey Galkin <agalkin@hypercom.com>
19273 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19274 Make object_name unique for each process.
19276 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19279 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19280 addressable variables in the parallel that could go out of scope while
19281 running queued tasks.
19283 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19285 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19286 (CASE_VALUES_THRESHOLD): Redefine.
19287 * config/avr/avr.c (avr_override_options): Remove initialization of
19288 avr_case_values_threshold variable.
19289 (avr_case_values_threshold): Remove variable. Add new function.
19290 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19291 * config/avr/avr.opt (mno-tablejump): Remove option.
19292 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19294 2009-04-01 DJ Delorie <dj@redhat.com>
19296 * varasm.c (default_function_rodata_section): Don't assume
19297 anything about where the first '.' in the section name is.
19299 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19301 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19302 rs6000_emit_stack_tie.
19304 2009-03-31 Ian Lance Taylor <iant@google.com>
19306 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19307 gimple_code with GIMPLE_RESX, not RESX.
19309 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19311 * c-common.c (c_get_ident): New.
19312 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19314 2009-04-01 Ben Elliston <bje@au.ibm.com>
19316 * config/rs6000/sysv4.opt (msdata): Improve option description.
19318 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19320 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19321 (divdf3_internal_lat): Remove.
19322 (divxf3_internal_lat): Remove.
19323 (divxf3_internal_thr): Remove.
19324 (divxf): Use divxf3_internal.
19325 * config/ia64/div.md (divsf3_internal_lat): New.
19326 (divdf3_internal_lat): New.
19327 (divxf3_internal): New.
19329 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19332 * Makefile.in (USE_GCC_STDINT): Define.
19333 (stmp-int-hdrs): Install stdint.h if applicable.
19334 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19336 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19337 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19338 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19339 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19340 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19341 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19342 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19343 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19344 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19345 (c_common_nodes_and_builtins): Initialize
19346 underlying_wchar_type_node. Do not initialize
19347 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19348 nodes for new types.
19349 (c_stddef_cpp_builtins): Define macros for new types.
19350 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19352 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19353 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19354 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19355 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19356 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19357 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19358 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19359 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19360 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19361 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19362 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19363 int16_type_node, int32_type_node, int64_type_node,
19364 uint8_type_node, uint16_type_node, c_uint32_type_node,
19365 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19366 int_least32_type_node, int_least64_type_node,
19367 uint_least8_type_node, uint_least16_type_node,
19368 uint_least32_type_node, uint_least64_type_node,
19369 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19370 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19371 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19372 uintptr_type_node): Define.
19373 * c-cppbuiltin.c (builtin_define_constants,
19374 builtin_define_type_minmax): New.
19375 (builtin_define_stdint_macros): Define more macros.
19376 (c_cpp_builtins): Define more limit macros.
19377 (type_suffix): New.
19378 (builtin_define_type_max): Define in terms of
19379 builtin_define_type_minmax. Remove is_long parameter. All
19381 * config.gcc (use_gcc_stdint): Define.
19382 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19383 Add newlib-stdint.h for generic targets.
19384 * config/glibc-stdint.h, config/newlib-stdint.h,
19385 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19386 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19387 * config/score/score.h (UINTPTR_TYPE): Define.
19388 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19389 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19390 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19391 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19392 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19393 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19394 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19395 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19396 * config/spu/spu.h (STDINT_LONG32): Define.
19397 * configure.ac (use_gcc_stdint): Substitute.
19398 * configure: Regenerate.
19399 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19400 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19401 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19402 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19403 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19404 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19405 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19406 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19407 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19408 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19409 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19410 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19411 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19412 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19413 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19414 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19415 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19416 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19417 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19418 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19419 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19420 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19421 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19422 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19429 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19431 * loop-iv.c (suitable_set_for_replacement): Renamed from
19432 simplify_using_assignment; changed to return bool and to accept new
19433 args DEST and SRC. Return true iff we find a source/destination pair
19434 that can be used to make a replacement, and fill SRC and DEST if so.
19435 Remove arg ALTERED. Don't deal with altered regs here. All callers
19437 (simplify_using_initial_values): Deal with altered regs here and track
19438 more precisely the effect they have on the validity of our expression.
19440 * loop-iv.c (simplify_using_condition): A condition of the form
19441 (EQ REG CONST) can be used to simply make a substitution.
19442 (simplify_using_initial_values): Keep track of conditions we have seen
19443 and keep using them to simplify new expressions, while applying the
19444 same substitutions to them as to the expression.
19446 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19447 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19450 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19451 changed. Use this when trying to improve the upper bound.
19452 Generate the comparison by using simplify_gen_relational.
19454 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19456 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19458 (simplify_using_assignment, simplify_using_initial_values): Call
19459 replace_in_expr to make replacements. Call replace_single_def_regs
19460 once on the initial version of the expression.
19462 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19465 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19467 2009-03-31 Richard Guenther <rguenther@suse.de>
19469 PR middle-end/31029
19470 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19471 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19473 2009-03-31 Richard Guenther <rguenther@suse.de>
19475 * tree.h (div_if_zero_remainder): Declare.
19476 * fold-const.c (div_if_zero_remainder): Export.
19477 * tree-ssa-forwprop.c
19478 (forward_propagate_addr_into_variable_array_index): Handle
19479 constant array index addition outside of the variable index.
19481 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19484 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19485 define_splits, floatunssi<mode>2): Require x87 conversions from
19486 DImode to be permitted.
19488 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19490 PR preprocessor/15638
19491 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19493 2009-03-31 Richard Guenther <rguenther@suse.de>
19495 PR middle-end/23401
19496 PR middle-end/27810
19497 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19498 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19499 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19500 a separate statement.
19501 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19502 (lookup_tmp_var): Likewise.
19503 (is_gimple_formal_tmp_or_call_rhs): Remove.
19504 (is_gimple_reg_or_call_rhs): Rename to ...
19505 (is_gimple_reg_rhs_or_call): ... this.
19506 (is_gimple_mem_or_call_rhs): Rename to ...
19507 (is_gimple_mem_rhs_or_call): ... this.
19508 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19509 DECL_GIMPLE_REG_P only if is_formal is true.
19510 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19511 for non-proper post-modify expression gimplification.
19512 (gimplify_self_mod_expr): For post-modify expressions gimplify
19513 the lvalue to a minimal lvalue.
19514 (rhs_predicate_for): Remove formal temp case.
19515 (gimplify_modify_expr_rhs): Likewise.
19516 (gimplify_addr_expr): Use is_gimple_reg.
19517 (gimplify_expr): Remove formal temp cases.
19518 (gimple_regimplify_operands): Likewise.
19519 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19520 and FILTER_EXPR like constants.
19521 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19523 (is_gimple_formal_tmp_rhs): Remove.
19524 (is_gimple_reg_rhs): Remove special casing.
19525 (is_gimple_mem_rhs): Fix.
19526 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19527 (is_gimple_formal_tmp_var): Remove.
19528 (is_gimple_formal_tmp_reg): Likewise.
19529 (is_gimple_min_lval): Allow invariant component ref parts.
19530 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19531 is_gimple_formal_tmp_reg): Remove declarations.
19532 * tree-cfg.c (verify_expr): Verify that variables with address
19533 taken do not have DECL_GIMPLE_REG_P set.
19534 * tree-mudflap.c (mf_build_check_statement_for): Use
19535 force_gimple_operand instead of gimplify_expr.
19537 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19539 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19540 schedulable rows to compute_split_row.
19542 2009-03-31 Ben Elliston <bje@au.ibm.com>
19545 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19548 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19550 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19551 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19552 * configure: Regenerate.
19553 * config.in: Regenerate.
19554 * config/rs6000/rs6000.opt (mtls-markers): Add.
19555 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19556 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19557 (tls_ld_aix, tls_ld_sysv): Likewise.
19558 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19559 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19561 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19563 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19565 2009-03-30 Jan Hubicka <jh@suse.cz>
19567 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19569 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19570 detection and label handling.
19572 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19574 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19575 left_conflicts_size.
19576 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19577 ALLOCNO_LEFT_CONFLICTS_SIZE.
19579 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19580 remove_allocno_from_bucket_and_push,
19581 allocno_spill_priority_compare, push_allocnos_to_stack,
19582 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19583 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19584 (setup_allocno_left_conflicts_num): Ditto. Rename to
19585 setup_allocno_left_conflicts_size.
19586 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19587 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19588 setup_allocno_left_conflicts_size instead of
19589 setup_allocno_left_conflicts_num.
19591 * ira-build.c (ira_create_allocno): Use
19592 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19593 ALLOCNO_LEFT_CONFLICTS_NUM.
19595 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19597 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19598 instead of DF_LR_OUT.
19600 * ira-lives.c (process_bb_node_lives): Ditto.
19602 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19603 instead of DF_LR_{OUT,IN}.
19605 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19607 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19609 2009-03-30 Jan Hubicka <jh@suse.cz>
19611 * except.c (label_to_region_map): Fix thinko.
19613 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19615 PR middle-end/38237
19616 * tree.h (tree_find_value): New declaration.
19617 * tree.c (tree_find_value): New function.
19618 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19620 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19623 * c-decl.c (struct c_binding): Add locus field.
19624 (bind): Add locus argument, set locus field from it.
19625 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19626 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19627 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19628 implicitly_declare, undeclared_variable, lookup_label,
19629 declare_label, c_make_fname_decl, c_builtin_function,
19630 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19633 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19636 * config/i386/i386.c (classify_argument): Check total size of
19639 2009-03-30 Martin Jambor <mjambor@suse.cz>
19641 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19642 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19643 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19646 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19647 seen_variable_array_ref while also traversing a union.
19649 * tree-inline.c (optimize_inline_calls): Do not call
19650 cgraph_node_remove_callees.
19651 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19652 (pass_remove_cgraph_callee_edges): New variable.
19653 * passes.c (init_optimization_passes): Add
19654 pass_remove_cgraph_callee_edges after early inlining and before all
19655 late intraprocedural passes.
19657 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19661 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19662 Fix typos in names.
19664 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19666 * combine.c (simplify_comparison): Use have_insn_for.
19667 * dojump.c (do_jump): Likewise.
19669 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19671 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19672 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19673 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19674 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19675 instead of sparc_compare_emitted.
19676 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19677 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19678 instead of sparc_compare_emitted.
19680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19682 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19683 enter/exit cfglayout mode.
19684 (pass_partition_block): Require it.
19685 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19686 (combine_instructions): Track basic blocks instead of labels.
19687 (update_cfg_for_uncondjump): New.
19688 (try_combine): Use it. Update jumps after rescanning.
19689 (pass_combine): Require PROP_cfglayout.
19690 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19692 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19694 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19695 Provide/destroy PROP_cfglayout respectively.
19696 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19697 * tree-pass.h (PROP_cfglayout): New.
19699 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19701 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19702 fold_convert_const_fixed_from_fixed,
19703 fold_convert_const_fixed_from_int,
19704 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19705 set TREE_CONSTANT_OVERFLOW.
19706 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19707 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19709 2009-03-30 Ira Rosen <irar@il.ibm.com>
19711 * tree-vect-loop-manip.c: New file.
19712 * tree-vectorizer.c: Update documentation and included files.
19713 (vect_loop_location): Make extern.
19714 (rename_use_op): Move to tree-vect-loop-manip.c
19715 (rename_variables_in_bb, rename_variables_in_loop,
19716 slpeel_update_phis_for_duplicate_loop,
19717 slpeel_update_phi_nodes_for_guard1,
19718 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19719 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19720 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19721 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19722 find_loop_location): Likewise.
19723 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19724 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19725 get_vectype_for_scalar_type, vect_is_simple_use,
19726 supportable_widening_operation, supportable_narrowing_operation):
19728 (bb_in_loop_p): Move to tree-vect-loop.c.
19729 (new_loop_vec_info, destroy_loop_vec_info,
19730 reduction_code_for_scalar_code, report_vect_op,
19731 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19732 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19733 (vect_supportable_dr_alignment): Likewise.
19734 * tree-vectorizer.h (tree-data-ref.h): Include.
19735 (vect_loop_location): Declare.
19736 Reorganize function declarations according to the new file structure.
19737 * tree-vect-loop.c: New file.
19738 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19739 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19740 * tree-vect-data-refs.c: New file.
19741 * tree-vect-patterns.c (timevar.h): Don't include.
19742 * tree-vect-stmts.c: New file.
19743 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19744 tree-vect-slp.c, tree-vect-loop.c.
19745 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19746 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19747 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19748 (tree-vect-analyze.o): Remove.
19749 (tree-vect-transform.o): Likewise.
19750 (tree-vect-data-refs.o): Add rule.
19751 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19752 tree-vect-slp.o): Likewise.
19753 (tree-vect-patterns.o): Remove redundant dependencies.
19754 (tree-vectorizer.o): Likewise.
19755 * tree-vect-slp.c: New file.
19757 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19759 * optc-gen.awk: Warn if an option flag has multiple different
19762 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19764 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19765 -floop-block): Document dependences on PPL, CLooG and Graphite.
19767 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19769 PR rtl-optimization/323
19770 * c-common.c (c_fully_fold, convert_and_check,
19771 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19772 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19773 * c-common.def (EXCESS_PRECISION_EXPR): New.
19774 * c-cppbuiltin.c (builtin_define_float_constants): Define
19775 constants with enough digits for long double.
19776 * c-lex.c (interpret_float): Interpret constant with excess
19777 precision where appropriate.
19778 * c-opts.c (c_common_post_options): Set
19779 flag_excess_precision_cmdline. Give an error for
19780 -fexcess-precision=standard for C++ for processors where the
19781 option is significant.
19782 * c-parser.c (c_parser_conditional_expression): Handle excess
19783 precision in condition.
19784 * c-typeck.c (convert_arguments): Handle arguments with excess
19786 (build_unary_op): Move excess precision outside operation.
19787 (build_conditional_expr): Likewise.
19788 (build_compound_expr): Likewise.
19789 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19790 (build_modify_expr): Handle excess precision in RHS.
19791 (convert_for_assignment): Handle excess precision in converted
19793 (digest_init, output_init_element, process_init_element): Handle
19794 excess precision in initializer.
19795 (c_finish_return): Handle excess precision in return value.
19796 (build_binary_op): Handle excess precision in operands and add
19797 excess precision as needed for operation.
19798 * common.opt (-fexcess-precision=): New option.
19799 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
19800 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
19801 For standard excess precision, output explicit conversion to and
19802 truncation from XFmode.
19803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
19804 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
19805 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
19806 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
19807 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
19808 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
19809 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
19810 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
19811 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
19812 define_splits, sqrt<mode>2): Disable where appropriate for
19813 standard excess precision.
19814 * convert.c (convert_to_real): Do not shorten arithmetic to type
19815 for which excess precision would be used.
19816 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
19817 * doc/invoke.texi (-fexcess-precision=): Document option.
19818 (-mfpmath=): Correct index entry.
19819 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
19820 flag_excess_precision): New.
19821 * langhooks.c (lhd_post_options): Set
19822 flag_excess_precision_cmdline.
19823 * opts.c (common_handle_option): Handle -fexcess-precision=.
19824 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
19825 init_excess_precision): New.
19826 (lang_dependent_init_target): Call init_excess_precision.
19827 * tree.c (excess_precision_type): New.
19828 * tree.h (excess_precision_type): Declare.
19830 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19833 * c-typeck.c (build_component_ref): Do not copy qualifiers from
19834 non-lvalue to component.
19836 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19838 PR preprocessor/34695
19839 * Makefile.in (c-opts.o): Depend on c-tree.h.
19840 * c-common.c: Move down include of diagnostic.h.
19841 (done_lexing, c_cpp_error): New.
19842 * c-common.h (done_lexing): Declare.
19843 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
19845 * c-opts.c: Include c-tree.h.
19846 (c_common_init_options): Set preprocessor error callback.
19847 (c_common_handle_option): Do not set preprocessor
19848 inhibit_warnings, warnings_are_errors, warn_system_headers,
19849 pedantic_errors or inhibit_warnings flags.
19850 (c_common_post_options): Do not check cpp_errors (parse_in).
19851 (c_common_finish): Do not output dependencies if there were
19852 errors. Do not check return value of cpp_finish.
19853 * c-ppoutput.c (pp_file_change): Set input_location.
19854 * c-tree.h (c_cpp_error): Declare.
19855 * diagnostic.c (diagnostic_set_info_translated): Also initialize
19857 (diagnostic_build_prefix): Check override_column.
19858 * diagnostic.h (diagnostic_info): Add override_column field.
19859 (diagnostic_override_column): Define.
19861 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
19863 * c-common.c (c_expand_expr, c_staticp): Remove.
19864 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
19865 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
19866 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
19867 * c-gimplify.c (gimplify_compound_literal_expr,
19868 optimize_compound_literals_in_ctor): Remove.
19869 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
19870 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
19871 * c-semantics.c (emit_local_var): Remove.
19873 * langhooks-def.h (lhd_expand_expr): Remove.
19874 * langhooks.c (lhd_expand_expr): Remove.
19875 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
19877 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
19878 handling from c-semantics.c; don't call into langhook.
19879 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
19880 * gimplify.c (gimplify_compound_literal_expr,
19881 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
19882 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
19883 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
19884 as was done in c-gimplify.c.
19885 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
19886 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
19887 Move from c-common.h.
19888 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
19890 * tree.c (staticp): Do not call langhook.
19891 * langhooks.c (lhd_staticp): Delete.
19892 * langhooks-def.h (lhd_staticp): Delete prototype.
19893 (LANG_HOOKS_STATICP): Delete.
19894 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
19896 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
19897 instead of DECL_STMTs.
19899 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19907 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
19909 (fold_call_expr): Return a NOP_EXPR from folding rather than the
19910 contained expression.
19911 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
19912 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
19913 conditional expressions for C.
19914 (decl_constant_value_for_optimization): Move from
19915 decl_constant_value_for_broken_optimization in c-typeck.c. Check
19916 whether optimizing and that the expression is a VAR_DECL not of
19917 array type instead of doing such checks in the caller. Do not
19918 check pedantic. Call gcc_unreachable for C++.
19919 * c-common.def (C_MAYBE_CONST_EXPR): New.
19920 * c-common.h (c_fully_fold, c_save_expr,
19921 decl_constant_value_for_optimization): New prototypes.
19922 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19923 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19924 EXPR_INT_CONST_OPERANDS): Define.
19925 * c-convert.c (convert): Strip nops from expression.
19926 * c-decl.c (groktypename): Take extra parameters expr and
19927 expr_const_operands. Update call to grokdeclarator.
19928 (start_decl): Update call to grokdeclarator. Add statement for
19929 expressions used in type of decl.
19930 (grokparm): Update call to grokdeclarator.
19931 (push_parm_decl): Update call to grokdeclarator.
19932 (build_compound_literal): Add parameter non_const and build a
19933 C_MAYBE_COSNT_EXPR if applicable.
19934 (grokdeclarator): Take extra parameters expr and
19935 expr_const_operands. Track expressions used in declaration
19936 specifiers and declarators. Fold array sizes and track whether
19937 they are constant expressions and whether they are integer
19938 constant expressions.
19939 (parser_xref_tag): Set expr and expr_const_operands fields in
19941 (grokfield): Update call to grokdeclarator.
19942 (start_function): Update call to grokdeclarator.
19943 (build_null_declspecs): Set expr and expr_const_operands fields in
19945 (declspecs_add_type): Handle expressions in typeof specifiers.
19946 * c-parser.c (c_parser_declspecs): Set expr and
19947 expr_const_operands fields for declaration specifiers.
19948 (c_parser_enum_specifier): Likewise.
19949 (c_parser_struct_or_union_specifier): Likewise.
19950 (c_parser_typeof_specifier): Likewise. Update call to
19951 groktypename. Fold expression as needed. Return expressions with
19952 type instead of adding statements.
19953 (c_parser_attributes): Update calls to c_parser_expr_list.
19954 (c_parser_statement_after_labels): Fold expression before passing
19955 to objc_build_throw_stmt.
19956 (c_parser_condition): Fold expression.
19957 (c_parser_asm_operands): Fold expression.
19958 (c_parser_conditional_expression): Use c_save_expr. Update call
19959 to build_conditional_expr.
19960 (c_parser_alignof_expression): Update call to groktypename.
19961 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
19962 original_code. Fold expression argument of va_arg. Create
19963 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
19964 argument to va_arg. Update calls to groktypename. Fold array
19965 index for offsetof. Verify that first argument to
19966 __builtin_choose_expr has integer type.
19967 (c_parser_postfix_expression_after_paren_type): Update calls to
19968 groktypename and build_compound_literal. Handle expressions with
19969 side effects in type name.
19970 (c_parser_postfix_expression_after_primary): Update call to
19971 c_parser_expr_list. Set original_code for calls to
19972 __builtin_constant_p.
19973 (c_parser_expr_list): Take extra parameter fold_p. Fold
19974 expressions if requested.
19975 (c_parser_objc_type_name): Update call to groktypename.
19976 (c_parser_objc_synchronized_statement): Fold expression.
19977 (c_parser_objc_receiver): Fold expression.
19978 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
19979 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
19980 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
19981 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
19982 (struct c_typespec): Add elements expr and expr_const_operands.
19983 (struct c_declspecs): Add elements expr and expr_const_operands.
19984 (groktypename, build_conditional_expr, build_compound_literal):
19986 (in_late_binary_op): Declare.
19987 * c-typeck.c (note_integer_operands): New function.
19988 (in_late_binary_op): New variable.
19989 (decl_constant_value_for_broken_optimization): Move to c-common.c
19990 and rename to decl_constant_value_for_optimization.
19991 (default_function_array_conversion): Do not strip nops.
19992 (default_conversion): Do not call
19993 decl_constant_value_for_broken_optimization.
19994 (build_array_ref): Do not fold result.
19995 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
19996 result when operand is a VLA.
19997 (c_expr_sizeof_type): Update call to groktypename. Handle
19998 expressions included in type name. Use C_MAYBE_CONST_EXPR for
19999 result when operand names a VLA type.
20000 (build_function_call): Update call to build_compound_literal.
20001 Only fold result for calls to __builtin_* functions. Strip
20002 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20003 the function designator.
20004 (convert_arguments): Fold arguments. Update call to
20005 convert_for_assignment.
20006 (build_unary_op): Handle increment and decrement of
20007 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20008 decrement earlier. Fold operand of increment and decrement.
20009 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20010 built for integer operand. Wrap returns that are INTEGER_CSTs
20011 without being integer constant expressions or that have integer
20012 constant operands without being INTEGER_CSTs.
20013 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20014 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20015 result is an integer constant expression or can be used in
20016 unevaluated parts of one and avoid folding and wrap as
20017 appropriate. Fold operands before possibly doing -Wsign-compare
20019 (build_compound_expr): Wrap result for C99 if operands can be used
20020 in integer constant expressions.
20021 (build_c_cast): Update call to digest_init. Do not ignore
20022 overflow from casting floating-point constants to integers. Wrap
20023 results that could be confused with integer constant expressions,
20024 null pointer constants or floating-point constants.
20025 (c_cast_expr): Update call to groktypename. Handle expressions
20026 included in type name.
20027 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20028 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20029 Update calls to convert_for_assignment.
20030 (convert_for_assignment): Take new parameter
20031 null_pointer_constant. Do not strip nops or call
20032 decl_constant_value_for_broken_optimization. Set
20033 in_late_binary_op for conversions to boolean.
20034 (store_init_value): Update call to digest_init.
20035 (digest_init): Take new parameter null_pointer_constant. Do not
20036 call decl_constant_value_for_broken_optimization. pedwarn for
20037 initializers not constant expressions. Update calls to
20038 convert_for_assignment.
20039 (constructor_nonconst): New.
20040 (struct constructor_stack): Add nonconst element.
20041 (really_start_incremental_init, push_init_level, pop_init_level):
20042 Handle constructor_nonconst and nonconst element.
20043 (set_init_index): Call constant_expression_warning for array
20045 (output_init_element): Fold value. Set constructor_nonconst as
20046 applicable. pedwarn for initializers not constant expressions.
20047 Update call to digest_init. Call constant_expression_warning
20048 where constant initializers are required.
20049 (process_init_element): Use c_save_expr.
20050 (c_finish_goto_ptr): Fold expression.
20051 (c_finish_return): Fold return value. Update call to
20052 convert_for_assignment.
20053 (c_start_case): Fold switch expression.
20054 (c_process_expr_stmt): Fold expression.
20055 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20056 ensure statement expression is not evaluated in constant expression.
20057 (build_binary_op): Track whether results are integer constant
20058 expressions or may occur in such, disable folding and wrap results
20059 as applicable. Fold operands for -Wsign-compare warnings unless
20061 (c_objc_common_truthvalue_conversion): Handle results folded to
20062 integer constants that are not integer constant expressions.
20063 * doc/extend.texi: Document when typeof operands are evaluated,
20064 that condition of __builtin_choose_expr is an integer constant
20065 expression, and more about use of __builtin_constant_p in
20068 2009-03-29 Richard Guenther <rguenther@suse.de>
20070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20071 propagate addresses of array references.
20073 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20075 * regmove.c (perhaps_ends_bb_p): Remove.
20076 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20077 from INSN and check that the main loop stays within that basic block.
20078 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20079 (regmove_forward_pass): Split out from regmove_optimize. Use
20080 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20081 (regmove_backward_pass): Split out from regmove_optimize. Use
20082 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20083 (regmove_optimize): Simplify.
20085 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20088 * config/i386/i386.c (classify_argument): Ignore flexible array
20089 member in struct and warn ABI change.
20091 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20093 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20095 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20096 (ix86_adjust_cost): Updated.
20098 2009-03-29 Jan Hubicka <jh@suse.cz>
20100 PR middle-end/28850
20101 * tree-pass.h (pass_cleanup_eh): New function.
20102 (remove_unreachable_regions): Break code handling RTL
20103 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20104 that can not be reached by runtime.
20105 (can_be_reached_by_runtime): New function.
20106 (label_to_region_map): New function.
20107 (num_eh_regions): New function.
20108 (rtl_remove_unreachable_regions): New function.
20109 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20110 (remove_eh_region): New function.
20111 * except.h: Include sbitmap and vecprim.
20112 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20113 num_eh_regions): Declare.
20114 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20115 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20116 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20117 (tree_empty_eh_handler_p): New function.
20118 (cleanup_empty_eh): New function.
20119 (cleanup_eh): New function.
20120 (pass_cleanup_eh): New function.
20122 2009-03-29 Jan Hubicka <jh@suse.cz>
20124 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20125 for removed regions.
20127 2009-03-29 Jan Hubicka <jh@suse.cz>
20129 * except.c (dump_eh_tree): Dump all datastructures.
20131 2009-03-29 Jan Hubicka <jh@suse.cz>
20133 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20134 (duplicate_eh_regions_1): Likewise.
20135 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20136 vector; call EH verification.
20137 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20138 Be ready for region being removed.
20140 2009-03-29 Jan Hubicka <jh@suse.cz>
20142 * bitmap.c (bitmap_last_set_bit): New function.
20143 * bitmap.h (bitmap_last_set_bit): Declare.
20145 2009-03-29 David Ayers <ayers@fsfe.org>
20148 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20149 by calling objc_compare_types and surpress warnings about
20150 incompatible C pointers that are compatible ObjC pointers.
20152 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20154 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20155 call initialize_inline_failed.
20156 (initialize_inline_failed): Move it from here ...
20157 * cgraph.c (initialize_inline_failed): ... to here.
20158 (cgraph_create_edge): Call initialize_inline_failed rather than
20159 setting inline_failed directly.
20161 2009-03-29 Ben Elliston <bje@au.ibm.com>
20164 * sysv4.opt (msdata): Improve comment.
20165 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20166 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20168 2009-03-29 Ben Elliston <bje@au.ibm.com>
20171 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20172 load and store attributes.
20174 2009-03-29 Ben Elliston <bje@au.ibm.com>
20176 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20177 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20178 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20179 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20180 __builtin_infq and __builtin_huge_valq.
20182 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20184 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20186 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20187 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20189 2009-03-28 Xinliang David Li <davidxl@google.com>
20191 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20192 (do_dbg_cnt): New function.
20194 2009-03-28 Jan Hubicka <jh@suse.cz>
20196 Merge from pretty-ipa:
20198 2009-03-27 Jan Hubicka <jh@suse.cz>
20200 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20201 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20202 * passes.c (function_called_by_processed_nodes_p): New.
20203 * ipa-pure-const.c (check_call): Fix handling of operands.
20204 (analyze_function): Dump debug output for skipped bodies.
20205 (local_pure_const): Use function_called_by_processed_nodes_p.
20206 * dwarf2out.c (reference_to_unused): Use output.
20207 * passes.c (do_per_function_toporder): Likewise.
20209 2008-11-12 Jan Hubicka <jh@suse.cz>
20211 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20212 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20213 state_set_in_source enum
20214 (check_decl): Ignore memory tags; do not set fake looping flags;
20216 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20217 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20218 (check_call, analyze_function): Rewrite.
20220 (add_new_function): Update call of analyze_function.
20221 (generate_summary): Add call of analyze_function.
20222 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20223 (local_pure_const): New function.
20224 (pass_local_pure_const): New pass.
20225 * ipa-inline.c (inline_transform): Set after_inlining.
20226 * tree-eh.c (stmt_can_throw_external): New.
20227 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20228 work with aliasing built.
20229 * tree-flow.h (stmt_can_throw_external): New.
20230 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20231 and local pure/const pass in early and late optimization queue.
20233 2009-03-28 Martin Jambor <mjambor@suse.cz>
20235 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20237 (fold_binary): Allow function decl aligment consideration is the
20238 second argument is integer constant one.
20239 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20240 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20241 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20243 2009-03-28 Jan Hubicka <jh@suse.cz>
20245 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20246 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20247 * function.h (rtl_data): Add nothrow flag.
20248 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20249 set DECL_NOTHROW for AVAILABLE functions.
20251 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20253 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20254 following vector keyword has expansion starting with pixel or bool
20255 keyword, expand vector to __vector and pixel or bool to __pixel or
20259 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20260 warn_if_disallowed_function_p): Removed.
20261 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20262 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20263 warning_if_disallowed_function_p.
20264 * flags.h (warn_if_disallowed_function_p,
20265 warn_disallowed_functions): Removed.
20266 * common.opt (Wdisallowed-function-list=): Removed.
20267 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20269 2009-03-28 Richard Guenther <rguenther@suse.de>
20271 PR tree-optimization/38723
20272 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20275 2009-03-28 Jan Hubicka <jh@suse.cz>
20277 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20278 test introduced by my previous patch.
20280 2009-03-28 Richard Guenther <rguenther@suse.de>
20282 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20283 the PHIs value undefined.
20285 2009-03-28 Jan Hubicka <jh@suse.cz>
20287 * tree-pass.h (pass_fixup_cfg): New pass.
20288 * ipa-inline.c (inline_transform): Set
20289 always_inline_functions_inlined/after_inlining.
20290 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20291 (pass_fixup_cfg): New pass.
20292 * passes.c (init_optimization_passes): Add fixup_cfg.
20294 2009-03-28 Richard Guenther <rguenther@suse.de>
20296 PR tree-optimization/38458
20297 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20298 argument use the arguments copy-of value.
20300 2009-03-28 Richard Guenther <rguenther@suse.de>
20302 PR tree-optimization/38180
20303 * tree-ssa-ccp.c (get_default_value): Simplify.
20304 (likely_value): Likewise.
20305 (surely_varying_stmt_p): Properly handle VOP case.
20306 (ccp_initialize): Likewise.
20307 (ccp_fold): Handle propagating through *&.
20308 (fold_const_aggregate_ref): Also handle decls.
20310 2009-03-28 Jan Hubicka <jh@suse.cz>
20312 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20313 * cgraph.h (cgraph_node): Likewise.
20314 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20315 (cgraph_reset_node): Use process flag.
20316 (cgraph_mark_functions_to_output): Likewise.
20317 (cgraph_expand_function): Likewise.
20318 (cgraph_expand_all_functions): Likewise.
20319 (cgraph_output_in_order): Likewise.
20320 * dwarf2out.c (reference_to_unused): Likewise.
20321 * passes.c do_per_function_toporder): Likewise.
20323 2009-03-28 Jan Hubicka <jh@suse.cz>
20325 Bring from lto-branch:
20327 2008-09-03 Doug Kwan <dougkwan@google.com>
20329 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20330 enums instead of reason strings.
20331 * cgraph.c (cgraph_create_edge): Same.
20332 (cgraph_inline_failed_string): New function.
20333 * cgraph.h (cgraph_inline_failed_t): New enum type.
20334 (cgraph_inline_failed_string): New prototype.
20335 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20336 char pointer to cgraph_inline_failed_t.
20337 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20338 (cgraph_default_inline_p): Ditto.
20339 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20340 to cgraph_inline_failed_t pointer.
20341 * cif-code.def: New file.
20342 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20344 (cgraph_check_inline_limits): Change type of REASON to pointer to
20345 cgraph_inline_failed_t. Replace reason strings with enums.
20346 (cgraph_default_inline_p): Ditto.
20347 (cgraph_recursive_inlining_p): Ditto.
20348 (update_caller_keys): Change type of FAILED_REASON to
20349 cgraph_inline_failed_t.
20350 (cgraph_set_inline_failed): Change type of REASON to pointer to
20351 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20352 convert enums to strings for text output.
20353 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20354 to be of type cgraph_inline_failed_t. Replace reason strings with
20355 enums. Call cgraph_inline_failed_string to covert enums
20356 to strings for text output.
20357 (cgraph_decide_inlining): Replace reason strings with enums.
20358 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20359 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20361 * tree-inline.c (expand_call_inline): Change type of REASON
20362 to cgraph_inline_failed_t. Replace reason strings with enums.
20363 Call cgraph_inline_failed_string for text output.
20364 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20367 2009-03-28 Jan Hubicka <jh@suse.cz>
20369 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20370 cgraph_clone_node): Remove master clone handling.
20371 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20372 * cgraph.h (master_clone): Remove.
20373 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20374 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20375 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20377 2009-03-28 Jan Hubicka <jh@suse.cz>
20379 * cgraph.c (cgraph_function_body_availability): Functions declared
20380 inline are always safe to assume that it is not going to be replaced.
20382 2009-03-28 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/38513
20385 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20387 EXC_PTR_EXPR and FILTER_EXPR.
20388 (get_ref_from_reference_ops): Likewise.
20390 2009-03-28 Richard Guenther <rguenther@suse.de>
20392 PR tree-optimization/38968
20393 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20394 Use FLOOR_MOD_EXPR to compute misalignment.
20396 2009-03-28 Richard Guenther <rguenther@suse.de>
20398 PR tree-optimization/37795
20399 * tree.h (combine_comparisons): Declare.
20400 * fold-const.c (combine_comparisons): Export.
20401 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20403 (ifcombine_iforif): Use combine_comparisons.
20405 2009-03-28 Jan Hubicka <jh@suse.cz>
20407 * tree-eh.c (inlinable_call_p): New function.
20408 (make_eh_edges): Use it.
20409 (verify_eh_edges): Use it.
20410 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20411 * except.c (reachable_next_level): Add inlinable_function argument
20412 (sjlj_find_directly_reachable_regions): Update.
20413 (add_reachable_handler): Do not set saw_any_handlers.
20414 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20415 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20416 Add new inlinable call parameter.
20417 (can_throw_internal, can_throw_external): Update.
20418 * except.h (can_throw_internal_1, can_throw_external_1,
20419 foreach_reachable_handler): Update declaration.
20421 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20423 * config/arm/t-arm-coff, config/h8300/coff.h,
20424 config/i386/i386-aout.h, config/i386/i386-coff.h,
20425 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20426 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20427 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20428 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20429 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20430 sys-types.h: Remove.
20431 * Makefile.in: Remove protoize and fixproto support and references
20433 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20434 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20436 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20437 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20438 unprotoize$(exeext).
20439 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20440 (.PHONY): Don't depend on proto.
20441 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20442 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20443 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20444 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20445 build/gen-protos.o, build/scan.o, xsys-protos.h,
20446 build/fix-header$(build_exeext), build/fix-header.o,
20447 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20448 stmp-install-fixproto): Remove.
20449 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20450 SYSCALLS.c or fixproto files.
20451 (install-common): Don't install protoize.
20452 (install-headers-tar, install-headers-cpio, install-headers-cp):
20453 Don't depend on $(STMP_FIXPROTO).
20454 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20455 install fixproto files or write out fixproto settings.
20456 (uninstall): Don't uninstall protoize.
20457 * config.gcc (use_fixproto): Remove.
20458 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20459 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20460 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20461 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20462 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20463 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20464 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20465 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20466 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20467 * config/t-vxworks (STMP_FIXPROTO): Remove.
20468 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20469 STMP_FIXPROTO): Remove.
20470 * config.in, configure: Regenerate.
20471 * crtstuff.c (gid_t, uid_t): Don't undefine.
20472 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20473 (arm-*-coff, arm-*-aout: Remove target entries.
20474 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20475 Remove mention of AIX 4.1.
20476 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20477 * doc/invoke.texi (Running Protoize): Remove.
20478 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20479 (Protoize Caveats): Remove.
20480 * tsystem.h: Update comments on headers assumed to exist.
20482 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20484 * genautomata.c: Add a new year to the copyright. Add a new
20486 (struct insn_reserv_decl): Add comments for member bypass_list.
20487 (find_bypass): Remove.
20488 (insert_bypass): New.
20489 (process_decls): Use insert_bypass.
20490 (output_internal_insn_latency_func): Output all bypasses with the
20491 same input insn in one switch case.
20493 * rtl.def (define_bypass): Describe bypass choice.
20494 * doc/md.texi (define_bypass): Ditto.
20496 2009-03-27 Richard Guenther <rguenther@suse.de>
20498 * gimplify.c (mark_addressable): Export.
20499 * tree-flow.h (mark_addressable): Declare.
20500 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20501 * tree-ssa.c (verify_phi_args): Verify that address taken
20502 variables have TREE_ADDRESSABLE set.
20504 2009-03-27 Richard Guenther <rguenther@suse.de>
20506 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20507 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20508 Do not mark decls TREE_ADDRESSABLE.
20509 (build_fold_addr_expr): Adjust.
20510 (fold_addr_expr): Remove.
20511 (fold_unary): Use build_fold_addr_expr.
20512 (fold_comparison): Likewise.
20513 (split_address_to_core_and_offset): Likewise.
20514 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20516 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20517 (gimplify_modify_expr_to_memcpy): Mark source and destination
20519 * omp-low.c (create_omp_child_function): Mark the object decl
20521 (lower_rec_input_clauses): Mark the var we take the address of
20523 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20525 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20527 PR middle-end/39315
20528 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20529 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20531 2009-03-27 Richard Guenther <rguenther@suse.de>
20533 PR tree-optimization/39120
20534 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20536 (handle_lhs_call): Process return constraints. Add escape
20537 constraints if necessary.
20538 (handle_const_call): Fill out return constraints. Make nested
20539 case more precise. Avoid consttmp if possible.
20540 (handle_pure_call): Fill out return constraints. Avoid
20541 callused if possible.
20542 (find_func_aliases): Simplify call handling.
20544 2009-03-27 Richard Guenther <rguenther@suse.de>
20546 PR tree-optimization/39120
20547 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20548 as a representative.
20549 (solve_graph): Do propagate CALLUSED.
20550 (handle_pure_call): Use a scalar constraint from CALLUSED for
20552 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20555 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20558 * c-common.c (handle_aligned_attribute): Properly check alignment
20559 overflow. Use (1U << i) instead of (1 << i).
20561 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20563 * expr.h (get_mem_align_offset): Updated.
20565 * tree.h (tree_decl_common): Change align to "unsigned int" and
20566 move it before pointer_alias_set.
20568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20569 Jakub Jelinek <jakub@redhat.com>
20572 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20573 gr_register_operand with gr_reg_or_0_operand.
20574 (cmpxchg_rel_di): Likewise.
20575 (sync_lock_test_and_set<mode>): Likewise.
20577 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20579 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20580 (true_regnum): Likewise.
20582 * rtlanal.c (subreg_info): Moved to ...
20583 * rtl.h (subreg_info): Here. New.
20584 (subreg_get_info): New.
20586 * rtlanal.c (subreg_get_info): Make it extern.
20588 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20591 * config/i386/i386.c (ix86_abi): New.
20592 (override_options): Handle -mabi=.
20593 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20594 (ix86_call_abi_override): Likewise.
20595 (init_cumulative_args): Likewise.
20596 (function_arg_advance): Likewise.
20597 (function_arg_64): Likewise.
20598 (function_arg): Likewise.
20599 (ix86_pass_by_reference): Likewise.
20600 (ix86_function_value_regno_p): Likewise.
20601 (ix86_build_builtin_va_list_abi): Likewise.
20602 (setup_incoming_varargs_64): Likewise.
20603 (is_va_list_char_pointer): Likewise.
20604 (ix86_init_machine_status): Likewise.
20605 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20606 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20607 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20608 (ix86_function_abi): Make it static and return enum calling_abi.
20609 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20611 (ix86_fn_abi_va_list): Updated.
20613 * config/i386/i386.h (ix86_abi): New.
20614 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20615 (CONDITIONAL_REGISTER_USAGE): Likewise.
20616 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20617 (machine_function): Likewise.
20619 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20621 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20622 (STACK_BOUNDARY): Likewise.
20623 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20625 * config/i386/i386.opt (mabi=): New.
20627 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20628 return enum calling_abi.
20629 (ix86_function_type_abi): Likewise.
20630 (ix86_function_abi): Removed.
20632 * doc/invoke.texi: Document -mabi= option for x86.
20634 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20636 * builtins.c (real_dconstp): Delete.
20637 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20639 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20640 Jakub Jelinek <jakub@redhat.com>
20643 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20644 (gen_subprogram_die): When a function is explicit, generate the
20645 DW_AT_explicit attribute.
20646 * langhooks.h (struct lang_hooks_for_decls): Add
20647 function_decl_explicit_p langhook.
20648 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20649 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20651 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20653 * builtins.c (fold_builtin_memory_op): Optimize memmove
20654 into memcpy if we can prove source and destination don't overlap.
20656 * tree-inline.c: Include gt-tree-inline.h.
20657 (clone_fn_id_num): New variable.
20658 (clone_function_name): New function.
20659 (tree_function_versioning): Use it.
20660 * Makefile.in (GTFILES): Add tree-inline.c.
20662 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20664 * BASE-VER: Change to 4.5.0.
20666 2009-03-27 Xinliang David Li <davidxl@google.com>
20668 PR tree-optimization/39557
20669 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20671 2009-03-27 Xinliang David Li <davidxl@google.com>
20673 PR tree-optimization/39548
20674 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20679 * c-common.c (pointer_int_sum): Use %wd on return from
20682 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20684 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20685 on return from tree_low_cst.
20687 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20690 * ginclude/stdarg.h (va_copy): Define also for
20691 __GXX_EXPERIMENTAL_CXX0X__.
20693 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20696 * builtins.h (c_strlen): Do not warn here.
20697 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20698 * c-common.c (pointer_int_sum): Take an explicit location.
20699 Warn about offsets out of bounds.
20700 * c-common.h (pointer_int_sum): Adjust declaration.
20702 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20704 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20707 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20710 * opts.c (warn_if_disallowed_function_p): Don't assume
20711 get_callee_fndecl must return non-NULL.
20713 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20715 PR rtl-optimization/39522
20716 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20717 when reg_reloaded_valid is set.
20719 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20721 * config/spu/divv2df3.c: New file.
20722 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20723 (DPBIT_FUNCS): Filter out _div_df.
20725 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20727 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20728 a jump insn, count that jump in the distance to the loop start.
20730 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20733 * config/sh/sh.c (calc_live_regs): Fix condition for global
20734 registers except PIC_OFFSET_TABLE_REGNUM.
20736 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20739 * doc/invoke.texi (-mconsole): New.
20741 (-mno-cygwin): New.
20743 (-mnop-fun-dllimport): New.
20747 (sub section "i386 and x86-64 Windows Options"): New.
20749 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20751 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20752 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20754 2009-03-25 Richard Guenther <rguenther@suse.de>
20756 PR middle-end/39497
20757 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20760 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20762 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20763 neither of haifa/selective schedulers are working.
20765 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20767 * doc/invoke.texi (Debugging Options): Fix description of
20768 -fno-merge-debug-strings.
20770 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20772 * config/cris/libgcc.ver: New version-script.
20773 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20775 * configure.ac <GAS features, nop mnemonic>: Add pattern
20776 crisv32-*-* for "nop".
20777 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20778 * configure: Regenerate.
20780 2009-03-24 Ira Rosen <irar@il.ibm.com>
20782 PR tree-optimization/39529
20783 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20784 mark_sym_for_renaming for the tag copied to the new vector
20787 2009-03-24 Arthur Loiret <aloiret@debian.org>
20789 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20790 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20791 EXTRA_SPEC_FUNCTIONS.
20792 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20793 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20794 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20795 -march and -mtune options.
20797 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
20799 * config/m68k/t-rtems: Add m5329 multilib.
20801 2009-03-24 Dodji Seketeli <dodji@redhat.com>
20802 Jakub Jelinek <jakub@redhat.com>
20805 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
20808 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20811 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
20812 instead of c_parser_expression_conv, if original_code isn't one of the
20813 4 allowed comparison codes, fail.
20815 2009-03-23 Richard Guenther <rguenther@suse.de>
20817 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
20818 * tree.h (struct tree_type): Likewise.
20819 * reload.h (struct insn_chain): Likewise.
20820 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
20821 * function.h (struct function): Likewise.
20822 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
20824 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20826 PR tree-optimization/39516
20827 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
20829 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
20831 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
20832 should be set true if BITS_PER_WORD of target is bigger than 32
20834 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
20836 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
20837 Translate -B-options to -rpath-link. Correct existing
20838 rpath-link and conditionalize on !nostdlib.
20840 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20842 * doc/extend.texi (Function Attributes, Variable Attributes):
20844 * doc/invoke.texi (Debugging Options, Optimize Options)
20845 (i386 and x86-64 Options, MCore Options): Likewise.
20847 2009-03-20 Jakub Jelinek <jakub@redhat.com>
20850 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
20851 it for block local namespace aliases.
20852 (gen_decl_die): Pass context_die to gen_namespace_die.
20854 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20857 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
20858 minimum or maximum value.
20860 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
20862 * reginfo.c (globalize_reg): Recompute derived reg sets.
20864 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
20867 * libgcc2.c (mprotect): Do not use signed arguments for
20868 VirtualProtect, use DWORD arguments. Also fix the 'may
20869 be used uninitialized' warning for the np variable.
20871 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20874 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
20875 functions using regparm calling conventions when not optimizing.
20876 (ix86_function_sseregparm): Similarly for sseregparm calling
20879 2009-03-19 Li Feng <nemokingdom@gmail.com>
20881 PR middle-end/39500
20882 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
20883 dependence if the first conflict is after niter iterations.
20885 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
20887 PR middle-end/38609
20888 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
20889 functions with dynamic stack-pointer adjustments.
20891 2009-03-19 Ben Elliston <bje@au.ibm.com>
20893 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
20894 option; change to -msdata=data.
20896 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20898 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
20901 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
20904 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
20906 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
20908 * doc/invoke.texi (Code Gen Options): Expand discussion of
20911 2009-03-18 Jakub Jelinek <jakub@redhat.com>
20913 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
20914 * matrix-reorg.c (struct matrix_info): Likewise.
20915 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
20916 * rtl.h (struct mem_attrs): Likewise.
20917 * df.h (struct df): Likewise.
20918 * tree-data-ref.h (struct data_dependence_relation): Likewise.
20919 * ira-int.h (struct ira_allocno): Likewise.
20920 * df-scan.c (struct df_collection_rec): Likewise.
20921 * ira.c (struct equivalence): Likewise.
20922 * function.c (struct temp_slot): Likewise.
20923 * cfgloop.h (struct loop): Likewise.
20926 * function.c (use_register_for_decl): When not optimizing, disregard
20927 register keyword for variables with types containing methods.
20929 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
20931 PR middle-end/39447
20932 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
20933 (is_simple_operand): Call contains_component_ref_p before calling data
20934 reference analysis that would fail on COMPONENT_REFs.
20936 * tree-vrp.c (search_for_addr_array): Fix formatting.
20938 2009-03-18 Richard Guenther <rguenther@suse.de>
20940 * tree-vect-transform.c (vect_loop_versioning): Fold the
20941 generated comparisons.
20942 * tree-vectorizer.c (set_prologue_iterations): Likewise.
20943 (slpeel_tree_peel_loop_to_edge): Likewise.
20945 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20947 PR middle-end/37805
20948 * opts.c (print_specific_help): In addition to `undocumented',
20949 accept `separate' and `joined' flags if passed alone. Describe
20950 output by the first matched one of those.
20951 (common_handle_option): Skip over empty strings.
20952 * gcc.c (display_help): Fix help string for `--help='.
20953 * doc/invoke.texi (Option Summary, Overall Options): With
20954 `--help=', classes and qualifiers can both be repeated, but
20955 only the latter can be negated. One should not pass only
20956 negated qualifiers. Fix markup and examples.
20959 2008-10-14 Jakub Jelinek <jakub@redhat.com>
20960 PR middle-end/37805
20961 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
20962 and -fhelp=separate.
20964 2009-03-17 Jing Yu <jingyu@google.com>
20966 PR middle-end/39378
20967 * function.h (struct rtl_data): Move is_thunk from here...
20968 (struct function): ...to here.
20969 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
20970 * varasm.c (assemble_start_function): Change is_thunk from crtl to
20972 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
20974 (alpha_does_function_need_gp, alpha_start_function): Likewise.
20975 (alpha_output_function_end_prologue): Likewise.
20976 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
20977 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
20978 (rs6000_output_function_epilogue): Likewise.
20979 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
20981 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
20984 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
20985 from different units in a single alternative.
20986 (*truncdfsf_i387): Ditto.
20987 (*truncxfsf2_mixed): Ditto.
20988 (*truncxfdf2_mixed): Ditto.
20990 2009-03-17 Jakub Jelinek <jakub@redhat.com>
20992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
20993 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
20996 * tree-ssa-live.c (remove_unused_locals): Don't remove local
20997 unused non-artificial variables when not optimizing.
21000 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21001 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21002 NAMESPACE_DECL in its DECL_INITIAL.
21004 PR middle-end/39443
21005 * optabs.c (set_user_assembler_libfunc): New function.
21006 * expr.h (set_user_assembler_libfunc): New prototype.
21007 * c-common.c: Include libfuncs.h.
21008 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21009 for memcmp, memset, memcpy, memmove and abort.
21010 * Makefile.in (c-common.o): Depend on libfuncs.h.
21013 * dwarf2out.c (gen_inlined_enumeration_type_die,
21014 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21015 gen_tagged_type_instantiation_die): Removed.
21016 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21019 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21022 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21024 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21025 (check-parallel-%): Ditto.
21026 (check-consistency): Ditto.
21028 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21030 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21031 local variable rhs by NULL_TREE.
21033 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21036 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21038 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21041 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21043 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21046 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21047 for ms->sysv ABI calls only in 64bit mode.
21049 * config/i386/i386.md (untyped_call): Support 32bit.
21051 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21053 * doc/extend.texi: Replace x86_65 with x86_64.
21055 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21057 PR tree-optimization/39455
21058 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21059 mismatches for POINTER_TYPE_P (type).
21060 (number_of_iterations_le): Likewise.
21062 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21064 * config/picochip/picochip.c: Removed profiling support.
21065 * config/picochip/picochip.md: Removed profiling instruction.
21066 * config/picochip/picochip.h: Removed profiling builtin.
21068 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21070 * doc/install.texi (--with-host-libstdcxx): Document.
21072 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21075 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21076 generate a warning if the function name does not begin with
21077 "__vector" and the function has either the 'signal' or 'interrupt'
21078 attribute, from here to ...
21079 (avr_declare_function_name): ...here. New function.
21080 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21081 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21083 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21086 * cse.c (fold_rtx): Don't modify original const_arg1 when
21087 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21088 separate variable instead.
21089 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21090 from out of range shift counts.
21091 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21093 2009-03-13 Catherine Moore <clm@codesourcery.com>
21095 * config/i386/x-mingw32 (host-mingw32.o): Replace
21096 diagnostic.h with $(DIAGNOSTIC_H).
21098 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21101 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21103 * config/i386/sync.md (sync_compare_and_swap<mode>,
21104 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21105 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21107 (sync_double_compare_and_swapdi_pic,
21108 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21109 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21111 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21114 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21116 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21119 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21120 (avx_addsubv4df3): Likewise.
21121 (*avx_addsubv4sf3): Likewise.
21122 (sse3_addsubv4sf3): Likewise.
21124 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21127 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21129 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21132 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21133 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21134 registers for allocnos created from user-defined variables.
21136 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21139 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21140 of non-integer mode as well.
21142 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21144 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21145 for functions for which the parameter types are unknown.
21147 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21150 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21151 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21152 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21153 * config/i386/i386.c (ix86_local_alignment): For
21154 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21155 long long variables on the stack to avoid dynamic realignment.
21156 Allow the first argument to be a decl rather than type.
21157 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21159 2009-03-11 Nick Clifton <nickc@redhat.com>
21162 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21164 Add description to mno-lsim option.
21165 * config/mcore/mcore.h: Remove comment about deprecated m4align
21167 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21168 * doc/invoke.texi: Add description of mno-lsim and
21169 mstack-increment options.
21171 * config/fr30/fr30.opt: Document the -mno-lsim option.
21172 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21173 and -mno-lsim options.
21175 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21177 * fold-const.c (fold_comparison): Only call fold_inf_compare
21178 if the mode supports infinities.
21180 2009-03-11 Jason Merrill <jason@redhat.com>
21183 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21184 end already did. Notice GIMPLE_CALL modifications of the result.
21185 Don't copy debug information from an ignored decl or a decl from
21188 2009-03-10 Richard Guenther <rguenther@suse.de>
21189 Nathan Froyd <froydnj@codesourcery.com>
21191 PR middle-end/37850
21192 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21193 (__divMODE3): Likewise.
21195 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21197 PR tree-optimization/39394
21198 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21199 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21201 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21203 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21204 inline asms for register asm ("") declarations.
21206 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21208 * fold-const.c (fold_unary): Fix comment.
21210 2009-03-07 Jan Hubicka <jh@suse.cz>
21213 * tree-inline.c (setup_one_parameter): Do replacement of const
21214 argument by constant in SSA form.
21216 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21218 PR middle-end/38028
21219 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21220 determine alignment passed to assign_stack_local.
21221 (assign_parms_unsplit_complex): Likewise.
21222 * except.c (sjlj_build_landing_pads): Likewise.
21224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21226 PR middle-end/39360
21227 * tree-flow.h (add_referenced_var): Return bool instead of void.
21228 * tree-dfa.c (add_referenced_var): Return result of
21229 referenced_var_check_and_insert call.
21230 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21231 of referenced_var_check_and_insert.
21234 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21235 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21236 DIE, don't emit it if abstract origin already has it.
21237 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21238 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21240 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21242 * genpreds.c (needs_variable): Fix parentheses at variable name
21244 (write_tm_constrs_h): Indent generated code.
21246 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21248 * doc/extend.texi (Function Attributes): Add documentation
21249 for isr attributes.
21251 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21255 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21257 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21259 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21262 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21265 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21266 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21268 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21270 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21272 constants instead of magic numbers.
21273 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21275 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21276 (x86_64_ms_abi_int_parameter_registers): Ditto.
21277 (x86_64_int_return_registers): Ditto.
21278 (ix86_maybe_switch_abi): Ditto.
21279 (ix86_expand_call): Ditto for clobbered_registers array.
21280 (ix86_hard_regno_mode_ok): Ditto.
21281 (x86_extended_QIreg_mentioned_p): Ditto.
21283 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21285 PR tree-optimization/39349
21286 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21288 * combine.c (gen_lowpart_for_combine): Use omode when generating
21291 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21293 PR rtl-optimization/39235
21294 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21296 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21298 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21300 2009-03-04 Richard Guenther <rguenther@suse.de>
21302 PR tree-optimization/39362
21303 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21304 that occur in abnormal PHIs should be varying.
21306 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21308 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21310 (simple_iv): Take loop as an argument instead of statement.
21311 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21312 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21314 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21316 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21317 * matrix-reorg.c (analyze_transpose): Ditto.
21318 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21319 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21320 * tree-predcom.c (ref_at_iteration): Ditto.
21321 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21323 2009-03-04 Richard Guenther <rguenther@suse.de>
21325 PR tree-optimization/39358
21326 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21327 escaped_id and callused_id.
21328 (solve_graph): Likewise.
21330 2009-03-04 Richard Guenther <rguenther@suse.de>
21332 PR tree-optimization/39339
21333 * tree-sra.c (try_instantiate_multiple_fields): Make it
21334 no longer ICE on the above.
21336 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21338 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21339 that fits within Pmode.
21341 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21343 PR middle-end/10109
21344 * tm.texi (LIBCALL_VALUE): Update description.
21346 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21348 PR middle-end/34443
21349 * doc/extend.texi (section): Update description.
21351 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21353 PR middle-end/39345
21354 * tree-inline.c (remapped_type): New.
21355 (can_be_nonlocal): Call remapped_type instead of remap_type.
21357 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21360 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21361 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21363 2009-03-03 Richard Guenther <rguenther@suse.de>
21365 PR middle-end/39272
21366 * tree.c (tree_nonartificial_location): New function.
21367 * tree.h (tree_nonartificial_location): Declare.
21368 * builtins.c (expand_builtin_memory_chk): Provide location
21369 of the call location for artificial function pieces.
21370 (maybe_emit_chk_warning): Likewise.
21371 (maybe_emit_sprintf_chk_warning): Likewise.
21372 (maybe_emit_free_warning): Likewise.
21373 * expr.c (expand_expr_real_1): Likewise.
21375 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21377 PR tree-optimization/39343
21378 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21379 COMPONENT_REF t has ARRAY_TYPE.
21381 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21383 PR middle-end/39335
21384 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21385 when the type precision of the induction variable should be
21386 larger than the type precision of nit.
21387 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21388 * graphite.c (graphite_loop_normal_form): Same.
21389 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21391 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21393 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21394 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21395 numbers to describe clobbered registers.
21396 (*call_value_0_rex64_ms_sysv): Ditto.
21397 * config/i386/mmx.md (mmx_emms): Ditto.
21398 (mmx_femms): Ditto.
21400 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21402 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21405 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21407 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21408 (spu_section_type_flags): New function.
21410 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21412 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21413 reg_class_contents of FLOAT_REGS into a temporary.
21415 2009-03-02 Richard Guenther <rguenther@suse.de>
21416 Ira Rosen <irar@il.ibm.com>
21418 PR tree-optimization/39318
21419 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21420 information to the vectorized statement.
21422 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21424 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21425 variable. Use defined names instead of magic constants for REX SSE
21428 2009-03-01 Richard Guenther <rguenther@suse.de>
21430 PR tree-optimization/39331
21431 * omp-low.c (lower_send_shared_vars): Do not receive new
21432 values for the reference of DECL_BY_REFERENCE parms or results.
21434 2009-03-01 Jan Hubicka <jh@suse.cz>
21437 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21438 BLOCK_NONLOCALIZED_VAR): New macros.
21439 (tree_block): Add nonlocalized_vars.
21440 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21441 gen_decl_die): Add origin argument. Allow generation of die with
21442 origin at hand only.
21443 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21444 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21446 (gen_block_die): Fix checking for unused blocks.
21447 (process_scope_var): Break out from .... ; work with origins only.
21448 (decls_for_scope) ... here; process nonlocalized list.
21449 (dwarf2out_ignore_block): Look for nonlocalized vars.
21450 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21452 (dump_scope_block): Dump them.
21453 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21454 (remap_block): Likewise.
21455 (can_be_nonlocal): New predicate.
21456 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21458 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21460 * configure: Regenerate.
21462 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21464 * optc-gen.awk: No need to duplicate option flags twice.
21465 Reuse help texts for duplicate options which do not have any.
21467 * gcc.c (display_help): Document --version.
21469 * gcc.c (main): If print_help_list and verbose_flag, ensure
21470 driver output comes before subprocess output.
21472 * optc-gen.awk: Assign all remaining fields to help string,
21473 space-separated, for multi-line help in *.opt.
21475 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21476 -Wno-pedantic-ms-format is for MinGW targets only.
21478 * doc/options.texi (Option file format): Fix bad indentation,
21479 restoring dropped sentence.
21481 2009-02-28 Jan Hubicka <jh@suse.cz>
21483 * tree-inline.c (tree_function_versioning): Output debug info.
21485 2009-02-28 Jan Hubicka <jh@suse.cz>
21488 * tree-inline.c (setup_one_parameter): Do not copy propagate
21489 arguments when not optimizing.
21491 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21494 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21495 (avx_addsubv4df3): Likewise.
21496 (*avx_addsubv4sf3): Likewise.
21497 (sse3_addsubv4sf3): Likewise.
21498 (*avx_addsubv2df3): Likewise.
21499 (sse3_addsubv2df3): Likewise.
21500 (avx_unpckhps256): Correct item selectors.
21501 (avx_unpcklps256): Likewise.
21502 (avx_unpckhpd256): Likewise.
21503 (avx_unpcklpd256): Likewise.
21505 2009-02-28 Jan Hubicka <jh@suse.cz>
21507 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21509 (copy_arguments_for_versioning): If var is declared don't declare it.
21510 (tree_function_versioning): First setup substitutions and then copy
21513 2009-02-27 Jan Hubicka <jh@suse.cz>
21516 * cgraph.h (varpool_output_debug_info): Remove.
21517 * cgraphunit.c (varpool_output_debug_info): Remove.
21518 * dwarf2out.c (deferred_locations_struct): New struct
21519 (deferred_locations): New type.
21520 (deferred_locations_list): New static var.
21521 (deffer_location): New function.
21522 (gen_variable_die): Use it.
21523 (decls_for_scope): Output info on local static vars.
21524 (dwarf2out_finish): Process deferred locations.
21525 * varpool.c (varpool_output_debug_info): Remove.
21527 2009-02-27 Jan Hubicka <jh@suse.cz>
21530 * tree.h (TREE_PROTECTED): Fix comment.
21531 (BLOCK_HANDLER_BLOCK): Remove.
21532 (struct tree_block): Remove handler_block add body_block.
21533 (inlined_function_outer_scope_p): New.
21534 (is_body_block): Remove.
21535 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21536 * dwarf2out.c (is_inlined_entry_point): Remove.
21537 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21538 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21540 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21541 * gimplify.c (gimplify_expr): Gimplify body blocks.
21542 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21543 block with multiple subblocks.
21544 (dump_scope_block): Prettier output; dump more flags and info.
21545 (dump_scope_blocks): New.
21546 (remove_unused_locals): Use dump_scope_blocks.
21547 * tree-flow.h (dump_scope_blocks): Declare.
21548 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21549 * stmt.c (is_body_block): Remove.
21550 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21551 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21553 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21555 PR middle-end/39308
21556 * graphite.c (graphite_loop_normal_form): Do not call
21557 number_of_iterations_exit from a gcc_assert.
21559 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21561 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21562 jumps if COND is NULL.
21563 (find_cond_jump): New function.
21564 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21565 * config/s390/s390.md: Remove z10_cobra attribute value.
21567 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21569 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21570 force_const_mem returns NULL_RTX.
21572 2009-02-26 Jan Hubicka <jh@suse.cz>
21575 * cgraph.h (varpool_output_debug_info): Remove.
21576 * cgraphunit.c (varpool_output_debug_info): Remove.
21577 * dwarf2out.c (deferred_locations_struct): New struct
21578 (deferred_locations): New type.
21579 (deferred_locations_list): New static var.
21580 (deffer_location): New function.
21581 (gen_variable_die): Use it.
21582 (decls_for_scope): Output info on local static vars.
21583 (dwarf2out_finish): Process deferred locations.
21584 * varpool.c (varpool_output_debug_info): Remove.
21586 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21588 PR rtl-optimization/39241
21589 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21590 to subreg_offset_representable_p.
21592 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21594 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21595 execute function prototype. Get f and nregs from max_reg_num
21596 and get_insns. Remove the first backward pass as it's dead,
21597 guard the forward pass by flag_expensive_optimizations.
21598 (rest_of_handle_regmove): Delete.
21599 (pass_regmove): Replace it with regmove_optimize.
21601 2009-02-25 Martin Jambor <mjambor@suse.cz>
21603 PR tree-optimization/39259
21604 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21605 calls_alloca function flags.
21606 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21607 calls are detected.
21609 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21611 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21612 flags_set_1_rtx, flags_set_1_set): Delete.
21613 (regmove_optimize): Do not call mark_flags_life_zones.
21615 2009-02-24 Julian Brown <julian@codesourcery.com>
21618 * config/arm/arm.c (require_pic_register): Only set
21619 cfun->machine->pic_reg once per function.
21621 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21623 * doc/invoke.texi (Link Options): Document an easier way to pass
21624 options that take arguments to the GNU linker using -Xlinker and -Wl.
21626 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21629 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21631 2009-02-24 Richard Guenther <rguenther@suse.de>
21634 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21636 2009-02-24 Richard Guenther <rguenther@suse.de>
21637 Zdenek Dvorak <ook@ucw.cz>
21639 PR tree-optimization/39233
21640 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21641 from converting them to a generic type.
21643 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21645 PR tree-optimization/39260
21646 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21647 contains a condition with a real type.
21648 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21650 2009-02-23 Jason Merrill <jason@redhat.com>
21653 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21654 narrowing_initializer_constant_valid_p.
21655 (narrowing_initializer_constant_valid_p): Don't return
21656 null_pointer_node for adding a pointer to itself.
21658 2009-02-23 Jan Hubicka <jh@suse.cz>
21661 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21664 2009-02-23 Jan Hubicka <jh@suse.cz>
21666 PR tree-optimization/37709
21667 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21668 * tree.h (block_ultimate_origin): Declare.
21669 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21670 * tree-ssa-live.c (remove_unused_scope_block_p):
21671 Eliminate blocks containig no instructions nor live variables nor
21673 (dump_scope_block): New function.
21674 (remove_unused_locals): Enable removal of dead blocks by default;
21675 enable dumping at TDF_DETAILS.
21677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21679 * config/i386/i386.c (classify_argument): Don't allow COImode
21681 (function_arg_advance_32): Don't allow OImode.
21682 (function_arg_32): Likewise.
21683 (function_value_32): Likewise.
21684 (return_in_memory_32): Likewise.
21685 (function_arg_64): Remove OImode comment.
21687 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21690 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21691 ix86_expand_vector_set for V4DImode in 64bit mode only.
21692 (ix86_expand_vector_init_one_var): Likewise.
21694 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21696 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21698 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21701 * loop-iv.c: Revert last change.
21702 * emit-rtl.c: Likewise.
21704 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21707 * config/i386/i386.c (type_natural_mode): Remove an extra
21708 space in the warning message.
21709 (function_value_32): Handle 32-byte vector modes.
21710 (return_in_memory_32): Likewise.
21712 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21714 * loop-iv.c (truncate_value): New function.
21715 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21717 (lowpart_subreg): Move to...
21718 * emit-rtl.c: ...here.
21720 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21722 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21723 accidental and undocumented change at revision 140860.
21725 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21727 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21728 take gimple_seq * arguments.
21729 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21730 types_compatible_p langhook.
21732 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21733 Joseph Myers <joseph@codesourcery.com>
21735 * config/arm/arm.c (arm_builtin_va_list): New function.
21736 (arm_expand_builtin_va_start): Likewise.
21737 (arm_gimplify_va_arg_expr): Likewise.
21738 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21739 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21740 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21741 (va_list_type): New variable.
21742 (arm_mangle_type): Mangle va_list_type appropriately.
21744 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21746 PR middle-end/39157
21747 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21748 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21749 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21750 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21751 parameter to 1000 for -O1 by default.
21752 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21754 * loop-invariant.c: Include params.h.
21755 (move_loop_invariants): Don't call move_single_loop_invariants on
21758 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21760 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21761 offset when calculating bounds for indexing stack_usage_map. Fixes
21762 a buffer overflow with certain target setups.
21764 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21767 * calls.c (expand_call): Clear try_tail_call if caller and callee
21768 disagree in promotion of function return value.
21770 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21773 * c-common.c (c_determine_visibility): If visibility changed and
21774 DECL_RTL has been already set, call make_decl_rtl to update symbol
21777 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21780 * varasm.c (assemble_variable): Don't check DECL_NAME when
21781 globalizing a variable.
21783 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21786 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21787 expression before any __builtin_trap call.
21788 * c-typeck.c (build_function_call): Convert and check function
21789 arguments before generating a call to a trap. Evaluate the
21790 function arguments before the trap.
21792 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21795 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
21796 (UNSPEC_FXAM_MEM): New unspec.
21797 (fxam<mode>2_i387_with_temp): New insn and split pattern.
21798 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
21799 memory using fxam<mode>2_i387_with_temp to remove excess precision.
21801 2009-02-19 Richard Guenther <rguenther@suse.de>
21803 PR tree-optimization/39207
21804 PR tree-optimization/39074
21805 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
21806 storedanything_tree): New.
21807 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
21808 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
21809 (build_succ_graph): Add edges from STOREDANYTHING to all
21811 (init_base_vars): Initialize STOREDANYTHING.
21812 (compute_points_to_sets): Free substitution info after
21813 building the succ graph.
21814 (ipa_pta_execute): Likewise.
21816 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
21818 (do_ds_constraint): Do not add to special var or non-pointer
21820 (type_could_have_pointers): Split out from ...
21821 (could_have_pointers): ... here. For arrays use the element type.
21822 (create_variable_info_for): Initialize may_have_pointers.
21823 (new_var_info): Likewise.
21824 (handle_lhs_call): Make the HEAP variable unknown-sized.
21825 (intra_create_variable_infos): Use a type with pointers for
21826 PARM_NOALIAS, make it unknown-sized.
21828 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
21831 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
21833 2009-02-18 Jason Merrill <jason@redhat.com>
21836 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
21837 value if DECL_EXTERNAL.
21838 * tree-sra.c (sra_walk_gimple_assign): Likewise.
21839 * target.h (gcc_target::binds_local_p): Clarify "module".
21840 * tree.h (TREE_PUBLIC): Clarify "module".
21842 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
21845 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
21846 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
21848 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
21851 * c.opt (Wabi): Support C and ObjC.
21854 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
21856 * config/i386/i386.c (classify_argument): Warn once about the ABI
21857 change when passing union with long double.
21859 * doc/invoke.texi: Update -Wabi for warning psABI changes.
21861 2009-02-18 Joseph Myers <joseph@codesourcery.com>
21864 * c-parser.c (c_parser_compound_statement): Always enter and leave
21867 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21870 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
21872 2009-02-18 Jakub Jelinek <jakub@redhat.com>
21874 PR tree-optimization/36922
21875 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
21876 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
21879 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21881 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
21884 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21886 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
21888 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21890 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
21893 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
21894 Richard Sandiford <rdsandiford@googlemail.com>
21896 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
21897 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
21898 (loongson_biadd): ...this.
21900 2009-02-17 Richard Guenther <rguenther@suse.de>
21902 PR tree-optimization/39202
21903 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
21904 a var make sure to follow existing collapses.
21906 2009-02-17 Richard Guenther <rguenther@suse.de>
21908 PR middle-end/39214
21909 * langhooks.c (lhd_print_error_function): Check for NULL block.
21911 2009-02-17 Richard Guenther <rguenther@suse.de>
21913 PR tree-optimization/39204
21914 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
21917 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
21919 * config/soft-fp/double.h: Update from glibc CVS.
21921 2009-02-17 Richard Guenther <rguenther@suse.de>
21923 PR tree-optimization/39207
21924 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
21925 strict-aliasing warnings for pointers pointing to NULL.
21927 2009-02-16 Joseph Myers <joseph@codesourcery.com>
21930 * c-parser.c (c_parser_braced_init): Call pop_init_level when
21931 skipping until next close brace.
21933 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
21936 * config/i386/i386.c (ix86_expand_push): Set memory alignment
21937 to function argument boundary.
21939 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21941 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
21942 in the lea_add. Reload eventually constraints it properly.
21943 * config/picochip/constraints.md: Remove the target constraint
21944 "b", since it is not needed anymore.
21946 2009-02-16 Jakub Jelinek <jakub@redhat.com>
21948 * gthr-dce.h: Uglify function parameter and local variable names.
21949 * gthr-gnat.h: Likewise.
21950 * gthr-mipssde.h: Likewise.
21951 * gthr-nks.h: Likewise.
21952 * gthr-posix95.h: Likewise.
21953 * gthr-posix.h: Likewise.
21954 * gthr-rtems.h: Likewise.
21955 * gthr-single.h: Likewise.
21956 * gthr-solaris.h: Likewise.
21957 * gthr-tpf.h: Likewise.
21958 * gthr-vxworks.h: Likewise.
21959 * gthr-win32.h: Likewise.
21961 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
21964 * config/i386/i386.md: Restrict the new peephole2 to move
21965 between MMX/SSE registers.
21967 2009-02-15 Richard Guenther <rguenther@suse.de>
21970 2009-02-13 Richard Guenther <rguenther@suse.de>
21972 * configure.ac: Enable LFS.
21973 * configure: Re-generate.
21974 * config.in: Likewise.
21976 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21978 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
21979 spu_srqwbyte, spu_srqwbytebc): Define.
21980 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
21981 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
21982 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
21983 "shrqby_<mode>"): New insn-and-split patterns.
21984 * config/spu/spu.c (expand_builtin_args): Determine and return
21985 number of operands using spu_builtin_description data.
21986 (spu_expand_builtin_1): Use it.
21988 2009-02-13 Steve Ellcey <sje@cup.hp.com>
21991 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
21994 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21997 * config/i386/i386.c (override_options): Correct warning
21998 messages for -malign-loops, -malign-jumps and -malign-functions.
22000 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22003 * config/i386/i386.md: Restrict the new peephole2 to move
22004 between the general purpose registers.
22006 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22009 * config/i386/i386.c (type_natural_mode): Add a new argument.
22010 Return the original mode and warn ABI change if vector size is 32byte.
22011 (function_arg_advance): Updated.
22012 (function_arg): Likewise.
22013 (ix86_function_value): Likewise.
22014 (ix86_return_in_memory): Likewise.
22015 (ix86_sol10_return_in_memory): Likewise.
22016 (ix86_gimplify_va_arg): Likewise.
22017 (function_arg_32): Don't warn ABX ABI change here.
22018 (function_arg_64): Likewise.
22020 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22022 * loop-iv.c (implies_p): In the final case, test that operands 0
22023 of the two comparisons match.
22025 * config/bfin/bfin.c (find_prev_insn_start): New function.
22026 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22027 (find_next_insn_start): Move.
22029 2009-02-13 Richard Guenther <rguenther@suse.de>
22031 * configure.ac: Enable LFS.
22032 * configure: Re-generate.
22033 * config.in: Likewise.
22035 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22038 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22039 sizes on syntax error after some arguments have been parsed.
22041 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22043 * doc/invoke.texi (-fira): Remove.
22045 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22047 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22048 * recog.c: Likewise.
22051 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22053 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22054 (umul_ppmm): Likewise.
22055 (count_leading_zeros): Likewise.
22056 (count_trailing_zeros): Likewise.
22057 (UMUL_TIME): Likewise.
22059 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22061 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22062 soft-fp/t-softfp to tmake_file.
22064 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22065 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22066 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22067 IA64_BUILTIN_INFQ]: New.
22068 (ia64_init_builtins): Initialize __builtin_infq,
22069 __builtin_fabsq and __builtin_copysignq if not HPUX.
22070 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22071 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22073 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22075 (__fixtfti): Likewise.
22076 (__fixunstfti): Likewise.
22077 (__floattitf): Likewise.
22079 * config/ia64/libgcc-glibc.ver: New.
22080 * config/ia64/t-fprules-softfp: Likewise.
22081 * config/ia64/sfp-machine.h: Likewise.
22083 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22084 (LIBGCC2_TF_CEXT): Likewise.
22085 (TF_SIZE): Likewise.
22086 (TARGET_INIT_LIBFUNCS): Likewise.
22088 * config/ia64/t-glibc (SHLINB_MAPFILES):
22089 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22091 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22093 * config/i386/i386.c (construct_container): Rewrite processing
22094 BLKmode with X86_64_SSE_CLASS.
22096 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22099 * config/i386/i386.md: Replace simplify_replace_rtx with
22100 replace_rtx in the new peephole2.
22102 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22104 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22105 loop unrolling do not happen at -O2.
22107 2009-02-12 Michael Matz <matz@suse.de>
22109 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22111 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22113 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22116 2009-02-12 Ben Elliston <bje@au.ibm.com>
22118 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22119 patterns when updating the back chain. Missed in the 2009-02-10
22122 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22124 * doc/extend.texi (Decimal Floating Types): Update identifier of
22125 draft TR and list of missing support.
22127 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22129 PR middle-end/39154
22130 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22131 bit to variable length decl's flags, add it also to its
22132 pointer replacement variable.
22134 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22135 Jakub Jelinek <jakub@redhat.com>
22138 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22139 (memory_blockage): New expander.
22140 (*memory_blockage): New insn pattern.
22141 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22142 instead of general blockage at the end of function prologue when
22143 frame pointer is used to access red zone area. Do not emit blockage
22144 when profiling, it is emitted in generic code.
22145 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22146 function epilogue when frame pointer is used to access red zone area.
22148 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22151 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22152 by arithmetic with memory operands.
22153 * config/i386/predicates.md (commutative_operator): New.
22155 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22157 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22160 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22162 * alias.h (record_alias_subset): Declare.
22163 * alias.c (record_alias_subset): Make global.
22165 2009-02-10 Nick Clifton <nickc@redhat.com>
22167 * tree-parloops.c: Change license to GPLv3.
22168 * ipa-struct-reorg.c: Change license to GPLv3.
22169 * ipa-struct-reorg.h: Change license to GPLv3.
22171 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22174 * c-decl.c (start_struct): Return NULL on error.
22176 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22178 PR middle-end/39124
22179 * cfgloopmanip.c (remove_path): Call remove_bbs after
22180 cancel_loop_tree, not before it.
22183 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22184 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22185 VAR_DECLs were seen.
22186 * tree-ssa-live.c (remove_unused_locals): Recompute
22187 cfun->has_local_explicit_reg_vars.
22188 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22189 copies or clearings if cfun->has_local_explicit_reg_vars.
22191 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22194 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22195 of function prologue when frame pointer is used to access
22198 2009-02-10 Richard Guenther <rguenther@suse.de>
22200 PR middle-end/39127
22201 * gimplify.c (gimple_regimplify_operands): Always look if
22202 we need to create a temporary.
22204 2009-02-10 Richard Guenther <rguenther@suse.de>
22206 PR tree-optimization/39132
22207 * tree-loop-distribution.c (todo): New global var.
22208 (generate_memset_zero): Trigger TODO_rebuild_alias.
22209 (tree_loop_distribution): Return todo.
22211 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22214 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22215 (x86_64_reg_class_name): Removed.
22216 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22217 first one isn't X86_64_SSE_CLASS or any other ones aren't
22218 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22219 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22220 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22221 and 3 X86_64_SSEUP_CLASS.
22222 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22223 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22225 2009-02-10 Ben Elliston <bje@au.ibm.com>
22227 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22228 form instruction to update the stack back chain word, even if the
22229 user has disabled the generation of update instructions.
22230 (movdi_<mode>_update_stack): New.
22231 (movsi_update_stack): Likewise.
22232 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22233 always use an update form instruction to update the stack back
22236 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22238 PR middle-end/38953
22239 * graphite.c (if_region_set_false_region): After moving a region in
22240 the false branch of a condition, remove the empty dummy basic block.
22241 (gloog): Remove wrong fix for PR38953.
22243 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22245 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22246 generation due to implicit sign extension.
22248 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22250 PR middle-end/38981
22251 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22252 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22254 2009-02-09 Richard Guenther <rguenther@suse.de>
22256 PR middle-end/35202
22257 * convert.c (convert_to_real): Disable (float)fn((double)x)
22258 to fnf(x) conversion if errno differences may occur and
22259 -fmath-errno is set.
22261 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22263 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22267 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22270 * c-common.c (handle_alias_attribute): Disallow attribute for
22271 anything not a FUNCTION_DECL or VAR_DECL.
22273 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22276 * real.c (do_compare): Special-case compare of zero against
22277 decimal float value.
22279 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22282 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22283 as indicating flexible array members unless the field itself is
22284 being declarared as the incomplete array.
22286 2009-02-06 Jan Hubicka <jh@suse.cz>
22288 PR tree-optimization/38844
22289 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22290 is already inlined.
22292 2009-02-06 Richard Guenther <rguenther@suse.de>
22294 PR middle-end/38977
22295 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22296 fork because we may expand it as __gcov_fork.
22298 2009-02-06 Nick Clifton <nickc@redhat.com>
22300 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22302 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22304 PR tree-optimization/35659
22305 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22306 vn_phi_eq): Shortcut if hashcode does not match.
22307 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22309 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22310 and avoid iterative_hash_expr.
22311 (FOR_EACH_VALUE_ID_IN_SET): New.
22312 (value_id_compare): Remove.
22313 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22314 sort expressions by value id.
22316 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22319 * config/sh/predicates.md (general_movsrc_operand): Don't check
22320 the subreg of system registers here.
22322 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22325 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22326 on the copied decl.
22328 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22330 PR rtl-optimization/39110
22331 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22332 addresses, not aligned ones.
22334 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22335 Richard Guenther <rguenther@suse.de>
22337 PR tree-optimization/39100
22338 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22339 comment says and add edges.
22341 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22344 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22345 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22347 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22349 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22350 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22351 register_bb_in_sese, new_sese, free_sese): Moved.
22352 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22353 outermost_loop_in_scop, build_scop_iteration_domain,
22354 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22355 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22356 Use loop_in_sese_p instead of loop_in_scop_p.
22357 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22358 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22359 (scopdet_basic_block_info): Fix bug in scop detection.
22360 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22361 eq_loop_to_cloog_loop): Remove.
22362 (nb_loops_around_loop_in_scop, nb_loop
22363 ref_nb_loops): Moved here...
22364 * graphite.h (ref_nb_loops): ... from here.
22365 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22366 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22367 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22368 * testsuite/gcc.dg/graphite/scop-19.c: New
22370 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22371 Hans-Peter Nilsson <hp@axis.com>
22373 PR rtl-optimization/37889
22374 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22375 Move offset handling from PLUS to before the switch. Use new
22376 arguments when considering SYMBOL_REFs too.
22377 (rtx_addr_can_trap_p): Pass dummy offset and size.
22378 (enum may_trap_p_flags): Remove.
22379 (may_trap_p_1): Pass size from MEM_SIZE.
22381 PR rtl-optimization/38921
22382 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22383 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22384 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22385 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22387 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22389 AVX Programming Reference (January, 2009)
22390 * config/i386/sse.md (*vpclmulqdq): New.
22392 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22394 PR tree-optimization/38977
22395 PR gcov-profile/38292
22396 * calls.c (special_function_p): Disregard __builtin_ prefix.
22398 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22400 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22401 non-indexable addresses even before reload.
22403 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22406 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22407 as having variable size. Do not give an error for unnamed
22408 parameters with [*] declarators. Give a warning for type names
22409 with [*] declarators and mark them as variable size.
22410 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22411 for sizeof applied to [*] type names.
22413 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22416 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22418 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22420 * gcc.c (process_command): Update copyright notice dates.
22421 * gcov.c (print_version): Likewise.
22422 * gcov-dump.c (print_version): Likewise.
22423 * mips-tfile.c (main): Likewise.
22424 * mips-tdump.c (main): Likewise.
22426 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22429 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22430 for composite type involving a zero-length array type.
22432 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22435 * function.c (match_asm_constraints_1): Skip over
22436 initial optional % in the constraint.
22438 PR inline-asm/39059
22439 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22440 supported, don't accept FIXED_CSTs.
22441 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22442 and _Sat is used without _Fract/_Accum. Set specs->type to
22443 integer_type_node for cts_fract/cts_accum if fixed point is not
22446 2009-02-02 Catherine Moore <clm@codesourcery.com>
22448 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22450 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22452 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22453 (ABI_HAS_64BIT_SYMBOLS): Use it.
22454 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22456 2009-02-02 Paul Brook <paul@codesourcery.com>
22458 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22460 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22462 PR inline-asm/39058
22463 * recog.h (asm_operand_ok): Add constraints argument.
22464 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22465 recurse on matching constraint.
22466 (check_asm_operands): Pass constraints as 3rd argument to
22467 asm_operand_ok. Don't look up matching constraint here.
22468 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22471 2009-02-02 Ben Elliston <bje@au.ibm.com>
22473 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22474 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22476 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22478 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22479 information. Remove some obsolete information. Reorganize.
22481 * config/pa/fptr.c: Revert license to GPL 2.
22482 * config/pa/milli64.S: Likewise.
22484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22487 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22488 LIBRARY name in, instead of hard-coding it.
22489 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22490 extra target make frag to tmake_files according to EH model.
22491 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22492 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22493 frags that define makefile variable EH_MODEL appropriately.
22494 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22495 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22496 to "-sjlj" according to type of EH configured.
22497 (LIBGCC_SONAME): Concatenate it to shared library base name.
22498 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22499 to "_sjlj" according to type of EH configured.
22500 (LIBGCC_SONAME): Concatenate it to shared library base name.
22501 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22502 (SHLIB_LINK): Add missing semicolon to if-else construct.
22503 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22504 string value of "pe_dll" command-line option.
22505 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22506 (SHLIB_SONAME): Use it when overriding t-cygming default.
22507 (SHLIB_IMPLIB): Override t-cygming default.
22508 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22509 string value of "pe_dll" command-line option.
22511 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22514 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22515 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22517 2009-01-31 Richard Guenther <rguenther@suse.de>
22519 PR tree-optimization/38937
22520 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22521 computing the transitive closure.
22523 2009-01-30 Richard Guenther <rguenther@suse.de>
22525 PR tree-optimization/39041
22526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22527 Propagate variable indices only if the types match for this stmt.
22529 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22532 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22533 inline but never defined.
22535 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22537 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22538 (*insv_h_di_reg_extimm): New insn.
22539 (*insv_l<mode>_reg_extimm): New insn.
22541 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22543 * config/picochip/picochip.c (flag_conserve_stack): set
22544 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22545 fconserve-stack. Reduce call-overhead used by inliner.
22547 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22550 * common.opt (flag_conserve_stack): Initialised to zero.
22552 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22555 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22556 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22559 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22561 * ira-color.c (allocno_reload_assign): Update comments.
22562 * regmove.c (regmove_optimize): Likewise.
22566 2009-01-29 Robert Millan <rmh@aybabtu.com>
22568 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22569 * config/i386/kopensolaris-gnu.h: New file. Undefine
22570 `MD_UNWIND_SUPPORT'.
22571 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22573 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22575 PR tree-optimization/39007
22576 * tree-loop-distribution.c (generate_builtin): Use
22577 recompute_dominator to compute the immediate dominator of the
22578 basic block just after the loop.
22580 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22582 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22583 (ASM_OUTPUT_DWARF_PCREL): Define.
22585 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22587 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22588 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22589 global. Modify entries about regmove and IRA.
22591 * ra-conflict.c: Remove the file.
22593 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22595 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22596 (pass_regclass_init): Rename to pass_reginfo_init.
22598 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22600 * toplev.h (flag_ira): Remove.
22602 * caller-save.c (setup_save_areas): Remove flag_ira.
22604 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22606 * global.c: Remove the file.
22608 * opts.c (decode_options): Remove flag_ira.
22610 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22612 * regmove.c: Modify file description.
22613 (find_use_as_address, try_auto_increment): Define them only if
22614 AUTO_INC_DEC is defined.
22615 (replacement_quality, replace_in_call_usage, fixup_match_1,
22616 stable_and_no_regs_but_for_p): Remove.
22617 (reg_set_in_bb): Make it static.
22618 (regmove_optimize): Remove flag_ira and code which worked for
22621 * local-alloc.c: Remove the file.
22623 * common.opt (fira): Remove.
22625 * ira.c: Include except.h.
22626 (eliminable_regset): Move from global.c.
22627 (mark_elimination): Ditto. Remove flag_ira.
22628 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22629 equiv_mem_modified, validate_equiv_mem_from_store,
22630 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22631 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22632 no_equiv, recorded_label_ref): Move from local-alloc.c.
22633 (update_equiv_regs): Ditto. Make it static.
22634 (print_insn_chain, print_insn_chains): Move it from global.c.
22635 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22636 (build_insn_chain): Ditto. Make it static.
22637 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22638 Rename to init_live_subregs.
22639 (gate_ira): Remove flag_ira.
22641 * regclass.c: Rename reginfo.c. Change file description.
22642 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22643 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22644 (init_reg_sets_1): Remove code for evaluation of
22645 reg_class_superclasses and losing_caller_save_reg_set.
22646 (init_regs): Remove init_reg_autoinc.
22647 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22648 ok_for_base_p_nonstrict): Remove.
22649 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22650 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22651 corresponding entries.
22652 (dump_regclass, record_operand_costs, scan_one_insn,
22653 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22654 record_address_regs, auto_inc_dec_reg_p): Remove.
22655 (gt-regclass.h): Rename to gt-reginfo.h.
22657 * rtl.h (dump_global_regs, retry_global_alloc,
22658 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22660 * Makefile.in (RA_H): Remove.
22661 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22662 Rename regclass.o to reginfo.o.
22663 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22665 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22666 (GTFILES): Rename regclass.c to reginfo.c.
22668 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22669 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22671 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22672 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22674 (finish_spills): Ditto. Remove code for !flag_ira.
22676 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22678 PR middle-end/35854
22679 * doc/invoke.texi (rtl debug options): Complete rewrite.
22680 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22682 * mode-switching.c (pass_mode_switching): Rename pass from
22683 "mode-sw" to "mode_sw".
22684 * except.c (pass_convert_to_eh_ranges): Rename pass from
22685 "eh-ranges" to "eh_ranges".
22686 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22690 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22691 Alexander Monakov <amonakov@ispras.ru>
22693 PR middle-end/38857
22694 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22696 (move_exprs_to_boundary): Change return type and pass through
22697 should_move from move_op. Relax assert. Update usage ...
22698 (schedule_expr_on_boundary): ... here. Use should_move instead of
22700 (move_op_orig_expr_found): Indicate that insn was disconnected from
22702 (code_motion_process_successors): Do not call after_merge_succs
22703 callback if original expression was not found when traversing any of
22705 (code_motion_path_driver): Change return type. Update prototype.
22706 (move_op): Update comment. Add a new parameter (should_move). Update
22707 prototype. Set *should_move based on indication provided by
22708 move_op_orig_expr_found.
22710 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22712 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22713 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22714 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22715 * config/rs6000/rs6000.c (rs6000_override_options): Default
22716 avoid-indexed-addresses on for Power6, off for everything else.
22717 (avoiding_indexed_address_p): New function.
22718 (rs6000_legitimize_address): Use it.
22719 (rs6000_legitimate_address): Likewise.
22720 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22722 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22724 PR tree-optimization/38997
22725 * tree-loop-distribution.c (generate_memset_zero): Use
22726 POINTER_PLUS_EXPR for a pointer addition.
22728 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22730 * config/s390/s390.md (bswap<mode>2): New pattern added.
22732 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22734 * config/s390/s390.md (*tls_load_31): Added type attribute.
22736 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22738 * config/s390/s390.md: Fix a few comments.
22740 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22742 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22743 (*tm<mode>_full): Fixed z10prop attribute.
22744 (*tst<mode>_extimm): Fixed z10prop attribute.
22745 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22746 (*tstqiCCT_cconly): Fixed z10prop attribute.
22747 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22748 (*movsi_larl): Fixed z10prop attribute.
22749 (*movsi_zarch): Fixed z10prop attribute.
22750 (*movsi_eas): Fixed z10prop attribute.
22751 (*movhi): Fixed z10prop attribute.
22752 (*movqi): Fixed z10prop attribute.
22753 (*movstrictqi): Fixed z10prop attribute.
22754 (*mov<mode>): Fixed z10prop attribute.
22755 (*movcc): Fixed z10prop attribute.
22756 (*sethighpartdi_64): Fixed z10prop attribute.
22757 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22758 (*negdi2_sign_cc): Fixed z10prop attribute.
22759 (*negdi2_sign): Fixed z10prop attribute.
22760 (*absdi2_sign_cc): Fixed z10prop attribute.
22761 (*absdi2_sign): Fixed z10prop attribute.
22762 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22763 (*negabsdi2_sign): Fixed z10prop attribute.
22764 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22765 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22766 (doloop_si64): Fixed z10prop attribute.
22767 (doloop_si31): Fixed z10prop attribute.
22768 (doloop_long): Fixed z10prop attribute.
22769 (indirect_jump): Fixed z10prop attribute.
22770 (nop): Fixed z10prop attribute.
22771 (main_base_64): Fixed z10prop attribute.
22772 (reload_base_64): Fixed z10prop attribute.
22774 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22776 PR rtl-optimization/38740
22777 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22779 * config/mips/mips.c (mips_reorg): Likewise.
22781 2009-01-28 Richard Guenther <rguenther@suse.de>
22783 PR tree-optimization/38926
22784 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22785 with the correct value id to a value.
22786 (do_regular_insertion): Use the value number of edoubleprime
22787 for the value number of the expr.
22790 2008-08-21 Richard Guenther <rguenther@suse.de>
22792 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22793 a PHI ask VN if it is already available.
22794 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22795 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
22797 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22799 PR middle-end/38934
22800 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
22801 set to varying whenever max has TREE_OVERFLOW set, similarly
22802 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
22804 2009-01-28 Richard Guenther <rguenther@suse.de>
22806 PR middle-end/38908
22807 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
22808 uninitialized aggregate uses in call arguments.
22810 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
22812 PR tree-optimization/38984
22813 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
22814 the nothing_id variable if -fno-delete-null-pointer-checks.
22816 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
22819 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
22820 (set_got_offset_rex64): Ditto.
22822 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
22825 * doc/extend.texi: Improve local variable with asm reg.
22827 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
22829 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
22830 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
22831 was not supplied then set warn_packed_bitfield_compat to the
22832 default value of 1.
22833 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
22836 2009-01-27 Richard Guenther <rguenther@suse.de>
22838 PR tree-optimization/38503
22839 * cfgexpand.c (expand_gimple_basic_block): Ignore
22840 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
22841 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
22842 variables that cannot have TBAA applied.
22843 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
22846 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
22848 PR middle-end/38969
22849 * calls.c (initialize_argument_information): Do not wrap complex
22850 arguments in SAVE_EXPR.
22852 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
22854 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
22855 (INSTALL_LIBGCC): Revert typo commit.
22857 2009-01-26 Richard Guenther <rguenther@suse.de>
22859 PR tree-optimization/38745
22860 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
22861 from special handling.
22863 2009-01-26 Richard Guenther <rguenther@suse.de>
22865 PR tree-optimization/38745
22866 * tree-ssa.c (execute_update_addresses_taken): Do not include
22867 variables that cannot possibly be a register in not_reg_needs.
22868 Do not clear TREE_ADDRESSABLE on vars that may not become
22870 * tree-ssa.c (update_alias_info_1): Include those in the set
22871 of addressable vars.
22873 2009-01-26 Richard Guenther <rguenther@suse.de>
22875 PR middle-end/38851
22876 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
22877 * tree-ssa-dse.c: Include langhooks.h
22878 (execute_simple_dse): Remove stores with zero size.
22880 2009-01-24 Jakub Jelinek <jakub@redhat.com>
22883 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
22886 2009-01-24 Julian Brown <julian@codesourcery.com>
22888 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
22889 config/arm/linux-atomic.c.
22890 * config/arm/linux-atomic.c: New.
22892 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
22894 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
22895 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
22896 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
22898 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
22901 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
22904 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
22906 PR tree-optimization/38953
22907 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
22908 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
22909 (gloog): Split the exit of the scop when the scop exit is a loop exit.
22910 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
22913 2009-01-24 Paul Brook <paul@codesourcery.com>
22915 * config/arm/neon.md (neon_type): Move to arm.md.
22916 (neon_mov<VSTRUCT>): Add neon_type attribute.
22917 * config/arm/arm.md (neon_type): Move to here.
22918 (conds): Add "unconditioal" and use as default for NEON insns.
22920 2009-01-24 Ben Elliston <bje@au.ibm.com>
22922 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
22923 void *' warning from -Wc++-compat.
22924 * Makefile.in (dominance.o-warn): Remove.
22926 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
22928 PR tree-optimization/38932
22929 * fold-const.c (fold_unary_ignore_overflow): New.
22930 * tree.h (fold_unary_ignore_overflow): Declare.
22931 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
22932 * tree-ssa-sccvn.c (visit_reference_op_load,
22933 simplify_unary_expression): Likewise.
22935 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
22937 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
22938 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
22939 regardless of their type.
22940 * c-common.c (handle_packed_attribute): Don't ignore packed on
22942 * c.opt (Wpacked-bitfield-compat): New warning option.
22943 * stor-layout.c (place_field): Warn if offset of a field changed.
22944 * doc/extend.texi (packed): Mention the ABI change.
22945 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
22946 (Warning Options): Add it to the list.
22948 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
22950 * c-opts.c (c_common_post_options): Fix a typo in comments.
22952 2009-01-22 Steve Ellcey <sje@cup.hp.com>
22954 PR middle-end/38615
22955 * gimplify.c (gimplify_init_constructor): Fix promotion of const
22956 variables to static.
22957 * doc/invoke.texi (-fmerge-all-constants): Update description.
22959 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
22962 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
22963 (*movdi_1_rex64): Use type "mmx" for alternative 5.
22965 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
22967 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
22969 (LOCAL_ALIGNMENT): Similarly.
22971 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22972 Joseph Myers <joseph@codesourcery.com>
22974 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
22975 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
22976 * config/arm/arm-tune.md: Regenerate.
22977 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
22980 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22982 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
22983 version number to five.
22985 2009-01-22 Dodji Seketeli <dodji@redhat.com>
22988 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
22989 * c-common.c (set_underlying_type): Likewise.
22990 (is_typedef_decl ): Likewise
22992 (set_underlying_type): Likewise.
22993 (is_typedef_type): Likewise.
22995 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
22997 PR middle-end/38587
22998 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23001 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23004 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23005 (LIBGCC_SPEC): Don't define.
23006 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23008 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23010 PR rtl-optimization/38879
23011 * alias.c (base_alias_check): Unaligned access via AND address can
23012 alias all surrounding object types except those with sizes equal
23013 or wider than the size of unaligned access.
23015 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23018 * c-decl.c (clone_underlying_type): Move this ...
23019 * c-common.c (set_underlying_type): ... here.
23020 Also, make sure the function properly sets TYPE_STUB_DECL() on
23021 the newly created typedef variant type.
23022 (is_typedef_decl ): New entry point.
23023 * tree.h: Added a new member member_types_needing_access_check to
23024 struct tree_decl_non_common.
23025 (set_underlying_type): New entry point.
23026 (is_typedef_type): Likewise.
23028 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23030 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23031 Check whether two instructions have memory references that
23032 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23033 are helper functions for traversing.
23034 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23035 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23036 not to draw dependency edge for instructions with non-conflicting
23039 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23042 * longlong.h: Update copyright years. Use soft-fp license notice.
23043 Sync __clz_tab declaration with glibc.
23045 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23048 * doc/extend.texi (syscall_linkage): New.
23049 (version_id): Modify.
23051 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23052 Richard Guenther <rguenther@suse.de>
23054 PR tree-optimization/38747
23055 PR tree-optimization/38748
23056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23057 conversion if the base address is an indirect reference and the
23058 aliasing sets could cause issues.
23060 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23062 * common.opt (fgraphite, fgraphite-identity): Add comment for
23063 explaining why these options are not documented.
23065 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23067 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23068 gimple_call_lhs is NULL.
23070 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23073 * emit-rtl.c (adjust_address_1): Make sure memref is never
23076 2009-01-20 Ben Elliston <bje@au.ibm.com>
23078 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23079 const qualifier from arg parameter. Remove unnecessary cast to char *.
23080 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23081 const qualifier from arg 2.
23083 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23085 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23087 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23090 * rtl.h (reinit_regs): New prototype.
23091 * regclass.c: Include ira.h.
23092 (reinit_regs): New.
23093 * Makefile.in (regclass.o): Add ira.h.
23094 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23096 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23099 * c-common.c (handle_aligned_attribute): Use
23100 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23101 default alignment value.
23103 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23105 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23106 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23108 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23109 __BIGGEST_ALIGNMENT__.
23111 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23113 2009-01-18 Richard Guenther <rguenther@suse.de>
23115 PR tree-optimization/38819
23116 * tree-flow.h (operation_could_trap_helper_p): Declare.
23117 * tree-eh.c (operation_could_trap_helper_p): Export.
23118 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23119 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23120 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23121 are about to insert a possibly trapping instruction and fail
23124 2009-01-18 Andreas Schwab <schwab@suse.de>
23126 * doc/install.texi (Configuration): Remove obsolete paragraph
23127 about use of --with-gnu-ld with --with-gnu-as.
23129 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23131 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23132 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23133 Follow spelling conventions.
23135 2009-01-18 Ben Elliston <bje@au.ibm.com>
23137 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23138 C++ warning about implicit conversion from void * to struct
23140 (bitmap_obstack_free): Likewise for bitmap_element *.
23141 * Makefile.in (bitmap.o-warn): Remove.
23143 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23145 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23147 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23148 Tobias Grosser <tobi.grosser@amd.com>
23150 * graphite.c (graphite_trans_scop_block): Do not block single
23153 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23155 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23156 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23157 test with assertion.
23159 2009-01-16 Richard Guenther <rguenther@suse.de>
23161 PR tree-optimization/38835
23162 PR middle-end/36227
23163 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23164 and INT + PTR -> (INT)(PTR p+ INT) folding.
23165 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23167 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23170 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23171 the subreg from a lowpart subreg if it is also casting the value.
23173 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23174 Tobias Grosser <tobi.grosser@amd.com>
23176 * graphite.c (compare_prefix_loops): New.
23177 (build_scop_canonical_schedules): Rewritten.
23178 (graphite_transform_loops): Move build_scop_canonical_schedules
23179 after build_scop_iteration_domain.
23181 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23182 Tobias Grosser <tobi.grosser@amd.com>
23184 * graphite.c (add_conditions_to_domain): Add the loops to
23185 the dimension of the iteration domain. Do copy the domain
23186 only when it exists.
23187 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23188 (add_conditions_to_constraints): New.
23189 (can_generate_code_stmt, can_generate_code): Removed.
23190 (gloog): Do not call can_generate_code.
23191 (graphite_transform_loops): Call add_conditions_to_constraints
23192 after building the iteration domain.
23194 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23196 PR tree-optimization/38789
23197 * tree-ssa-threadedge.c
23198 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23199 __builtin_constant_p.
23201 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23203 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23204 examined before deleting them.
23206 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23208 * function.c (aggregate_value_p): Correctly extract the function
23209 type from CALL_EXPR_FN lookup.
23211 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23213 * config/picochip/picochip.c (picochip_override_options): Revert
23214 CFI asm flag disable commited previously.
23216 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23217 Tobias Grosser <tobi.grosser@amd.com>
23218 Jan Sjodin <jan.sjodin@amd.com>
23220 * graphite.c (scan_tree_for_params): On substractions negate
23221 all the coefficients of the term.
23222 (clast_to_gcc_expression_red): New. Handle reduction expressions
23223 of more than two operands.
23224 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23225 (get_vdef_before_scop): Handle also the case of default definitions.
23227 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23229 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23230 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23231 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23233 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23234 Joey Ye <joey.ye@intel.com>
23236 PR middle-end/37843
23237 * cfgexpand.c (expand_stack_alignment): Don't update stack
23238 boundary nor check incoming stack boundary here.
23239 (gimple_expand_cfg): Update stack boundary and check incoming
23240 stack boundary here.
23242 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23244 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23246 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23248 PR rtl-optimization/38245
23249 * calls.c (expand_call): Add stack arguments to
23250 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23251 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23252 in regs and partially in memory or BLKmode arguments.
23253 (emit_library_call_value_1): Add stack arguments to
23254 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23255 ACCUMULATE_OUTGOING_ARGS).
23256 * dce.c: Include tm_p.h.
23257 (find_call_stack_args): New function.
23258 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23260 (mark_insn): Call find_call_stack_args for CALL_Ps.
23261 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23262 forwards. Allocate and free arg_stores bitmap if needed, pass it
23263 down to deletable_insn_p, don't mark stores set in arg_stores
23264 bitmap, clear the bitmap at the beginning of each bb.
23265 * Makefile.in (dce.o): Depend on $(TM_P_H).
23267 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23270 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23271 to make sure the insn is a conditional test (bug 22599). Reformat a
23274 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23276 PR middle-end/38431
23277 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23278 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23279 (gloog): Do not call cleanup_tree_cfg.
23280 (graphite_transform_loops): Call cleanup_tree_cfg after all
23281 scops have been code generated.
23283 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23284 * doc/gty.texi (Invoking the garbage collector): Added new node
23285 and section documenting ggc_collect.
23287 2009-01-14 Richard Guenther <rguenther@suse.de>
23289 PR tree-optimization/38826
23290 PR middle-end/38477
23291 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23292 initialization notes only if we actually emitted a warning.
23293 (intra_create_variable_infos): Add constraints for a result decl
23294 that is passed by hidden reference.
23295 (build_pred_graph): Mark all related variables non-direct on
23298 2009-01-14 Nick Clifton <nickc@redhat.com>
23300 * ira-conflicts.c: Include addresses.h for the definition of
23302 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23303 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23305 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23308 * Makefile.in (ira-lives.o): Add except.h.
23310 * ira-lives.c: Include except.h.
23311 (process_bb_node_lives): Process can_throw_internal.
23313 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23315 PR rtl-optimization/38774
23316 * combine.c (simplify_set): When undoing cc_use change, don't do
23317 PUT_CODE on the newly created comparison, but instead put back the
23320 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23322 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23323 values. Remove duplicate arm8 entry.
23325 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23327 PR tree-optimization/38786
23328 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23329 the SSA_NAME case of expand_scalar_variables_expr.
23330 Set the type of an expression to the type of its assign statement.
23331 (expand_scalar_variables_expr): Also gather the scalar computation
23332 used to index the memory access. Do not pass loop_p.
23333 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23334 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23335 the gimple_stmt_iterator where it inserts new code.
23336 Do not pass loop_p.
23337 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23338 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23340 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23342 * graphite.h (debug_value): Removed.
23343 * graphite.c (debug_value): Removed.
23345 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23347 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23348 ldrd/strd with two 32-bit instructions.
23350 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23352 * config/arm/arm.c (struct processors): Pass for speed down into
23353 cost helper functions.
23354 (const_ok_for_op): Handle COMPARE and inequality nodes.
23355 (arm_rtx_costs_1): Rewrite.
23356 (arm_size_rtx_costs): Update prototype.
23357 (arm_rtx_costs): Pass speed down to helper functions.
23358 (arm_slowmul_rtx_costs): Rework cost calculations.
23359 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23360 (arm_9e_rtx_costs): Likewise.
23362 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23364 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23365 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23366 (alpha_legitimize_address): Do not split local symbols wider than
23367 UNITS_PER_WORD into HIGH/LO_SUM parts.
23369 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23372 * gcc.c (process_command): Replace call to execvp with calls
23373 to pex_one and exit.
23375 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23378 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23379 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23380 variant for devices with 3-byte PC.
23381 (__tablejump_elpm__): New.
23383 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23386 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23387 offsetof member-designator, handle it as `[0].'.
23389 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23391 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23392 function when not using named sections on targets with named sections
23393 if branch distance is less than 262132.
23395 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23397 * combine.c (combine_instructions): Recompute
23398 optimize_this_for_speed_p for each BB in the main combine loop.
23400 2009-01-12 Tomas Bily <tbily@suse.cz>
23403 * tree-loop-distribution.c (prop_phis): New function.
23404 (generate_builtin): Call prop_phis.
23405 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23407 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23409 PR tree-optimization/38807
23410 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23411 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23413 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23415 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23416 subreg of op0 to the original op0.
23418 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23420 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23422 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23425 * mips-tfile.c (parse_def): Fix parsing of def strings
23426 starting with digits.
23428 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23431 * config/arm/arm.c (arm_is_long_call_p): Don't call
23432 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23434 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23436 * regrename.c (regrename_optimize): Fix dumping.
23437 (find_oldest_value_reg): Preserve REG_POINTER.
23438 (copy_hardreg_forward_1): Likewise.
23440 2009-01-09 Diego Novillo <dnovillo@google.com>
23442 * gimple.h (struct gimple_statement_base) <uid>: Document
23443 the restrictions on its use.
23444 (gimple_uid): Tidy.
23445 (gimple_set_uid): Tidy.
23447 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23449 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23450 zero guard even if align_bytes != 0 and count is smaller than
23453 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23455 PR rtl-optimization/38495
23456 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23457 (add_range_and_copies_from_move_list): Print all added ranges.
23458 Add ranges to memory optimized destination.
23460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23464 * config/i386/i386.c (override_options): Reject
23465 -mstringop-strategy=rep_8byte with -m32.
23466 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23467 to 1. Do count comparison against epilogue_size_needed at compile
23468 time even when count_exp was constant forced into register. For
23469 size_needed don't jump to epilogue, instead just avoid aligning
23470 and invoke the body algorithm. If need_zero_guard, add zero guard
23471 even if count is non-zero, but smaller than size_needed + number of
23472 bytes that could be stored for alignment.
23473 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23474 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23475 but smaller than size_needed + number of bytes that could be stored
23476 for alignment. Compare size_needed with epilogue_size_needed instead
23477 of desired_align - align, don't adjust size_needed, pass
23478 epilogue_size_needed to the epilogue expanders.
23481 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23483 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23485 * pa.c (last_address): Change to unsigned.
23486 (update_total_code_bytes): Change argument to unsigned. Don't
23487 check if insn addresses are set.
23488 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23489 addresses are not set.
23490 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23492 2009-01-09 Nick Clifton <nickc@redhat.com>
23494 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23495 DECL_DECLARED_INLINE_P.
23497 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23499 PR middle-end/38347
23500 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23501 GET_MODE (op0) in operand_subword_force calls.
23503 PR middle-end/38771
23504 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23505 fold_convert arg0 operands to TREE_TYPE (op0) first.
23507 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23509 * params.def (ira-max-conflict-table-size): Decrease default value
23512 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23514 PR tree-optimization/37031
23515 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23517 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23518 allocate it using gc instead of heap, use VEC_quick_push instead of
23520 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23521 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23522 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23523 allocated vector from heap allocated.
23524 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23525 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23526 vector only after perfect_loop_nest_depth call.
23528 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23529 Jan Sjodin <jan.sjodin@amd.com>
23531 PR tree-optimization/38559
23532 * graphite.c (debug_value, copy_constraint,
23533 swap_constraint_variables, scale_constraint_variable, ): New.
23534 (get_lower_bound, get_upper_bound): Removed.
23535 (graphite_trans_bb_strip_mine): Clean up this code that works
23536 only for constant number of iterations. Fully copy upper and
23537 lower bound constraints, not only the constant part of them.
23538 * graphite.h (debug_value): Declared.
23540 2009-01-08 Ira Rosen <irar@il.ibm.com>
23542 PR tree-optimization/37194
23543 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23544 Don't add the cost of cost model guard in prologue to scalar
23545 outside cost in case of known number of iterations.
23547 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23548 Alan Modra <amodra@bigpond.net.au>
23550 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23551 non-word-aligned REG+CONST addressing.
23553 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23556 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23557 free_after_compilation when outputting a thunk.
23558 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23559 Do not call free_after_compilation here.
23561 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23563 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23564 (ix86_valid_target_attribute_inner_p): Ditto.
23566 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23568 PR tree-optimization/38492
23569 PR tree-optimization/38498
23570 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23571 * tree-chrec.h (scev_is_linear_expression): Declared.
23572 * graphite.c (graphite_cannot_represent_loop_niter): New.
23573 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23574 (graphite_loop_normal_form): Use gcc_assert.
23575 (scan_tree_for_params): Use CASE_CONVERT.
23576 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23577 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23578 Use gcc_assert. Discard scops that contain unhandled cases.
23579 (build_scop_conditions): Return a boolean status for unhandled cases.
23580 (strip_mine_profitable_p): Print the loop number, not its depth.
23581 (is_interchange_valid): Pass the depth of the loop nest, don't
23582 recompute it wrongly.
23583 (graphite_trans_bb_block): Same.
23584 (graphite_trans_bb_block): Print tentative of loop blocking.
23585 (graphite_trans_scop_block): Do not print that the loop has been
23587 (graphite_transform_loops): Do not handle scops that contain condition
23590 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23592 AVX Programming Reference (December, 2008)
23593 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23594 (_mm256_stream_pd): Likewise.
23595 (_mm256_stream_ps): Likewise.
23597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23598 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23599 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23600 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23601 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23602 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23603 (ix86_expand_special_args_builtin): Likewise.
23605 * config/i386/sse.md (AVXMODEDI): New.
23606 (avx_movnt<mode>): Likewise.
23607 (avx_movnt<mode>): Likewise.
23608 (<sse>_movnt<mode>): Remove AVX support.
23609 (sse2_movntv2di): Likewise.
23611 2009-01-07 Richard Guenther <rguenther@suse.de>
23613 PR middle-end/38751
23614 * fold-const.c (extract_muldiv): Remove obsolete comment.
23615 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23616 to PLUS_EXPR canonicalization for the canonicalization.
23618 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23620 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23621 hosted cross-compilers generating less efficient code.
23623 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23625 * function.h (rtl_data): Add a dbr_scheduled_p field.
23626 * reorg.c (dbr_schedule): Set it.
23627 (gate_handle_delay_slots): Check it.
23628 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23629 (mips_reorg): Check flag_delayed_branch instead of
23630 mips_base_delayed_branch.
23631 (mips_override_options): Don't set mips_base_delayed_branch
23632 or flag_delayed_branch.
23634 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23636 PR rtl-optimization/38426.
23637 * ira.c (ira): Set current_function_is_leaf earlier.
23639 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23641 PR rtl-optimization/38722
23642 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23643 too early, only set a flag and modify after last possible
23646 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23649 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23650 * real.c (decimal_single_format): Correct values of emin and emax.
23651 (decimal_double_format): Ditto.
23652 (decimal_quad_format): Ditto.
23653 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23654 computation of DECnn_MIN and DECnn_MAX for corrected values of
23655 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23656 __DECnn_MIN__, and adjust its computation for the corrected value
23659 2009-01-06 Jan Hubicka <jh@suse.cz>
23662 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23664 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23666 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23667 Add Robert Clark to the list of testers.
23669 2009-01-06 Jan Hubicka <jh@suse.cz>
23670 Kai Tietz <kai.tietz@onevision.com>
23672 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23673 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23675 2009-01-06 Jan Hubicka <jh@suse.cz>
23676 Kai Tietz <kai.tietz@onevision.com>
23678 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23680 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23681 (ix86_nsaved_regs): Count only general purpose regs.
23682 (ix86_nsaved_sseregs): New.
23683 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23684 to 16 for w64; compute padding and size of sse reg save area.
23685 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23686 general purpose regs.
23687 (ix86_emit_save_sse_regs_using_mov): New.
23688 (ix86_expand_prologue): Save SSE regs if needed.
23689 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23690 (ix86_emit_restore_sse_regs_using_mov): New.
23691 (ix86_expand_epilogue): Save SSE regs if needed.
23693 2009-01-06 Jan Hubicka <jh@suse.cz>
23694 Kai Tietz <kai.tietz@onevision.com>
23696 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23697 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23698 functions when accumulate outgoing args is off.
23700 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23703 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23704 before using pseudos_have_intersected_live_ranges_p.
23706 * ira-int.h (ira_assert): Always define.
23708 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23710 AVX Programming Reference (December, 2008)
23711 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23712 (_mm256_permute2_pd): Likewise.
23713 (_mm_permute2_ps): Likewise.
23714 (_mm256_permute2_ps): Likewise.
23715 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23716 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23718 * config/i386/i386.c (ix86_builtins): Remove
23719 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23720 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23721 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23722 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23723 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23724 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23725 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23726 __builtin_ia32_vpermil2ps256.
23727 (ix86_init_mmx_sse_builtins): Updated.
23728 (ix86_expand_args_builtin): Likewise.
23730 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23732 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23733 long absolute calls when generating PA 2.0 code.
23735 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23737 PR rtl-optimization/38583
23738 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23740 * params.def (ira-max-conflict-table-size): New.
23742 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23744 * ira.h (ira_conflicts_p): New external definition.
23746 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23747 table. Report this. Return result of building.
23748 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23749 building conflict table.
23751 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23752 (ira_color): Use ira_conflicts_p.
23754 * global.c: Include ira.h.
23755 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23758 * Makefile.in (global.o): Add ira.h.
23760 * ira-build.c (mark_all_loops_for_removal,
23761 propagate_some_info_from_allocno): New.
23762 (remove_unnecessary_allocnos): Call
23763 propagate_some_info_from_allocno.
23764 (remove_low_level_allocnos): New.
23765 (remove_unnecessary_regions): Add parameter. Call
23766 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23767 parameter to remove_unnecessary_regions.
23768 (ira_build): Remove all regions but root if the conflict table was
23769 not built. Update conflict hard regs for allocnos crossing calls.
23771 * ira.c (ira_conflicts_p): New global.
23772 (ira): Define and use ira_conflicts_p.
23774 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23775 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23776 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23778 2009-01-06 Ben Elliston <bje@au.ibm.com>
23780 * gengtype-lex.l (YY_NO_INPUT): Define.
23782 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23785 * c-common.c (handle_vector_size_attribute): Also reject
23786 BOOLEAN_TYPE types.
23788 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23790 PR tree-optimization/38492
23791 * graphite.c (rename_map_elt, debug_rename_elt,
23792 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23793 rename_map_elt_info, eq_rename_map_elts,
23794 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23795 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
23796 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
23797 (sese_build_livein_liveouts): New.
23798 (new_sese, free_sese): New.
23799 (new_scop): Call new_sese.
23800 (free_scop): Call free_sese.
23801 (rename_variables_from_edge, rename_phis_end_scop): Removed.
23802 (register_old_new_names): Renamed register_old_and_new_names.
23803 (register_scop_liveout_renames, add_loop_exit_phis,
23804 insert_loop_close_phis, struct igp,
23805 default_liveout_before_guard, add_guard_exit_phis,
23806 insert_guard_phis, copy_renames): New.
23807 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
23808 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
23809 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
23810 (scop_adjust_phis_for_liveouts): New.
23811 (gloog): Call scop_adjust_phis_for_liveouts.
23813 * graphite.h (struct sese): Documented. Added fields liveout,
23814 num_ver and livein.
23815 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
23816 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
23817 (struct scop): Added field liveout_renames.
23818 (SCOP_LIVEOUT_RENAMES): New.
23820 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23822 PR tree-optimization/38510
23823 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
23824 (translate_clast): Call recompute_all_dominators before
23826 (gloog): Call recompute_all_dominators before graphite_verify.
23828 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23829 Jan Sjodin <jan.sjodin@amd.com>
23831 PR tree-optimization/38500
23832 * graphite.c (create_sese_edges): Call fix_loop_structure after
23835 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23837 * config.gcc: Add m32r*-*-rtems*.
23838 * config/m32r/rtems.h: New file.
23840 2009-01-05 Ben Elliston <bje@au.ibm.com>
23842 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
23843 (.po.pox): Likewise.
23844 (po/gcc.pot): Likewise.
23846 2009-01-04 David S. Miller <davem@davemloft.net>
23848 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
23849 (STARTING_FRAME_OFFSET): Always set to zero.
23851 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23853 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
23854 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
23855 fixed-point types, and vectors of the same.
23857 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23859 * config/mips/sync.md (*mb_barrier): Rename to...
23860 (*memory_barrier): ...this.
23862 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
23864 * doc/extend.texi (Function Attributes): Move @cindex after @item
23865 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
23866 and put in alphabetical order. Fix 'target' name and put in order.
23867 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
23870 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
23872 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
23873 (memory_barrier): Expand as unspec instead of unspec_volatile.
23874 Remove mem:BLK from insn operands. Use Pmode scratch register.
23875 (*memory_barrier): Define as unspec instead of unspec_volatile.
23876 Use (match_dup 0) as input operand.
23878 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
23879 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
23880 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
23881 scratch register. Remove operand 1.
23882 (*stbar): Define as unspec instead of unspec_volatile.
23883 Use (match_dup 0) as input operand, remove (const_int 8).
23884 (*membar): Define as unspec instead of unspec_volatile.
23885 Use (match_dup 0) as input operand, remove input operand 2.
23887 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
23888 (memory_barrier): Expand as unspec instead of unspec_volatile.
23889 Remove mem:BLK from insn operands. Use Pmode scratch register.
23890 (*memory_barrier): Define as unspec instead of unspec_volatile.
23891 Use (match_dup 0) as input operand.
23893 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
23894 Remove mem:BLK from insn operands. Use Pmode scratch register.
23895 Set volatile flag on operand 0.
23896 (*memory_barrier): New insn pattern.
23898 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
23900 (*memory_barrier): Use (match_dup 0) as input operand.
23902 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
23903 Remove mem:BLK from insn operands. Use Pmode scratch register.
23904 Set volatile flag on operand 0.
23905 (*mb_internal): New insn pattern.
23907 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
23909 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23911 PR middle-end/38586
23912 * function.c (struct temp_slot): Move to the section of the file
23913 that deals with temp slots. Remove field 'address'.
23914 (temp_slot_address_table): New hash table of address -> temp slot.
23915 (struct temp_slot_address_entry): New struct, items for the table.
23916 (temp_slot_address_compute_hash, temp_slot_address_hash,
23917 temp_slot_address_eq, insert_temp_slot_address): Support functions
23919 (find_temp_slot_from_address): Rewrite to use the new hash table.
23920 (remove_unused_temp_slot_addresses): Remove addresses of temp
23921 slots that have been made available.
23922 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
23923 worker function for remove_unused_temp_slot_addresses.
23924 (assign_stack_temp_for_type): Don't clear the temp slot address list.
23925 Add the temp slot address to the address -> temp slot map.
23926 (update_temp_slot_address): Update via insert_temp_slot_address.
23927 (free_temp_slots): Call remove_unused_temp_slot_addresses.
23928 (pop_temp_slots): Likewise.
23929 (init_temp_slots): Allocate the address -> temp slot map, or empty
23930 the map if it is already allocated.
23931 (prepare_function_start): Initialize temp slot processing.
23933 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23935 PR middle-end/38584
23936 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
23937 Calculate the size of all stack vars assuming no packing of stack
23938 vars will happen, replacing a quadratic algorithm with a linear one.
23940 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23943 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
23946 2009-01-03 Diego Novillo <dnovillo@google.com>
23948 * doc/contrib.texi: Update contributions.
23950 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23953 * builtins.c (fold_builtin_memory_op): Give up if either operand
23954 is volatile. Set srctype or desttype to non-qualified version
23958 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
23959 and FUNCTION_DECLs.
23961 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
23963 PR rtl-optimization/35805
23964 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
23965 problem if fast dce is able to remove any instructions.
23966 * dce.c (dce_process_block): Fix dump message.
23968 2009-01-02 Mark Mitchell <mark@codesourcery.com>
23971 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
23973 2009-01-02 Jakub Jelinek <jakub@redhat.com>
23975 PR middle-end/38690
23976 * tree-flow.h (op_code_prio, op_prio): New prototypes.
23977 * tree-pretty-print.c (op_code_prio): New function.
23978 (op_prio): No longer static. Use op_code_prio.
23979 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
23980 Use op_prio and op_code_prio to determine if () should be
23981 printed around operand(s) or not.
23983 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
23984 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
23985 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
23986 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
23987 pp_character instead of pp_string for single letter printing.
23989 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
23991 * doc/extend.texi: Fix '#pragma GCC option' typo.
23993 2009-01-02 Richard Guenther <rguenther@suse.de>
23995 * doc/install.texi (--enable-checking): Mention different
23996 default for stage1.
23997 (--enable-stage1-checking): Document.
23999 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24001 PR middle-end/30142
24002 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24003 case to be an error.
24005 2009-01-02 Ben Elliston <bje@au.ibm.com>
24007 * config/fp-bit.h (pack_d): Constify argument.
24008 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24009 (isnan): Constify argument.
24011 (iszero): Likewise.
24012 (pack_d): Likewise.
24013 (_fpadd_parts): Constify return type.
24014 (_fpmul_parts): Likewise.
24015 (_fpdiv_parts): Likewise.
24017 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24020 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24021 warn about overwriting initializer with side-effects or
24022 -Woverride-init if !IMPLICIT.
24023 (output_init_element): Likewise. Pass IMPLICIT down to
24025 (process_init_element): Add IMPLICIT argument. Pass it down
24026 to output_init_element.
24027 (push_init_element, pop_init_level, set_designator): Adjust
24028 process_init_element callers.
24029 (set_nonincremental_init, set_nonincremental_init_from_string):
24030 Adjust add_pending_init callers.
24031 (output_pending_init_elements): Adjust output_init_element callers.
24032 * c-tree.h (process_init_element): Adjust prototype.
24033 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24034 process_init_element callers.
24037 Copyright (C) 2009 Free Software Foundation, Inc.
24039 Copying and distribution of this file, with or without modification,
24040 are permitted in any medium without royalty provided the copyright
24041 notice and this notice are preserved.