1 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3 * doc/install.texi (*-*-freebsd*): Update target information.
5 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7 * hard-reg-set.h (call_fixed_regs): Remove.
8 * reginfo.c (call_fixed_regs): Remove.
9 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10 (globalize_reg): Don't use call_fixed_regs.
11 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
14 2009-09-01 Michael Matz <matz@suse.de>
16 * expr.h (emit_storent_insn, expand_expr_real_1,
17 expand_expr_real_2): Declare.
18 * expr.c (emit_storent_insn, expand_expr_real_1,
19 expand_expr_real_2): Export.
20 (store_expr): Setting and evaluating dont_return_target is
22 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
23 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
24 * except.c (expand_resx_expr): Rename to ...
25 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
26 * except.h (expand_resx_stmt): Declare.
27 * stmt.c: Add include gimple.h
28 (expand_asm_expr): Rename to ...
29 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
30 (expand_case): Rewrite to take gimple statement.
31 * tree.h (expand_asm_stmt): Declare.
32 (expand_case): Change prototype.
33 * Makefile.in (stmt.o): Depend on gimple.h.
34 * builtins.c (expand_builtin_synchronize): Build gimple asm
35 statement, not an ASM_EXPR.
36 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
37 gimple_to_tree, release_stmt_tree): Remove.
38 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
39 ggc_free, but hold comparison code and operands separately.
40 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
41 (expand_call_stmt, expand_gimple_stmt_1,
42 expand_gimple_stmt): New helpers.
43 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
44 release_stmt_tree. Call expand_gimple_stmt instead.
45 (expand_gimple_basic_block): Ditto.
47 * calls.c (emit_call_1): Don't look at EH regions here, make
48 fntree parameter useless.
49 (expand_call): New local rettype for TREE_TYPE(exp), use it
50 throughout. Remove local p, use addr instead.
51 Don't look at EH regions here.
53 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
55 * doc/invoke.texi (-fsched-pressure): Document it.
56 (-fsched-reg-pressure-heuristic): Remove it.
58 * reload.c (ira.h): Include.
59 (find_reloads): Add choosing reload on number of small spilled
62 * haifa-sched.c (ira.h): Include.
63 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
64 saved_reg_pressure, curr_reg_live, saved_reg_live,
65 region_ref_regs): New variables.
66 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
67 initiate_reg_pressure_info, setup_ref_regs,
68 initiate_bb_reg_pressure_info, save_reg_pressure,
69 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
71 (setup_insn_reg_pressure_info): New function.
72 (rank_for_schedule): Add pressure checking and insn issue time.
73 Remove comparison of insn reg weights.
74 (ready_sort): Set insn reg pressure info.
75 (update_register_pressure, setup_insn_max_reg_pressure,
76 update_reg_and_insn_max_reg_pressure,
77 sched_setup_bb_reg_pressure_info): New functions.
78 (schedule_insn): Add code for printing and updating reg pressure
80 (find_set_reg_weight, find_insn_reg_weight): Remove.
81 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
82 (debug_ready_list): Print reg pressure info.
83 (schedule_block): Ditto. Check insn issue time.
84 (sched_init): Set up sched_pressure_p. Allocate and set up some
85 reg pressure related info.
86 (sched_finish): Free some reg pressure related info.
87 (fix_tick_ready): Make insn always ready if pressure_p.
88 (init_h_i_d): Don't call find_insn_reg_weight.
89 (haifa_finish_h_i_d): Free insn reg pressure info.
91 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
92 ira_memory_move_cost, ira_class_hard_regs,
93 ira_class_hard_regs_num, ira_no_alloc_regs,
94 ira_available_class_regs, ira_reg_class_cover_size,
95 ira_reg_class_cover, ira_class_translate): Move to ira.h.
97 * ira-lives.c (single_reg_class): Check mode to find how many
98 registers are necessary for operand.
99 (ira_implicitly_set_insn_hard_regs): New.
101 * common.opt (fsched-pressure): New options.
102 (fsched-reg-pressure-heuristic): Remove.
104 * ira.c (setup_eliminable_regset): Rename to
105 ira_setup_eliminable_regset. Make it external.
106 (expand_reg_info): Pass cover class to setup_reg_classes.
107 (ira): Call resize_reg_info instead of allocate_reg_info.
109 * sched-deps.c: Include ira.h.
110 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
111 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
112 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
113 mark_insn_hard_regno_birth, mark_insn_reg_birth,
114 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
115 mark_insn_reg_store, mark_insn_reg_clobber,
116 setup_insn_reg_pressure_info): New.
117 (sched_analyze_1): Update implicit_reg_pending_uses.
118 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
119 Use them to create dependencies. Set insn reg uses and pressure
120 info. Process reg_pending_uses in one place.
121 (free_deps): Free implicit sets.
122 (remove_from_deps): Remove implicit sets if necessary. Check
123 implicit sets when clearing reg_last_in_use.
124 (init_deps_global): Clear implicit_reg_pending_clobbers and
125 implicit_reg_pending_uses.
127 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
128 ira_memory_move_cost, ira_class_hard_regs,
129 ira_class_hard_regs_num, ira_no_alloc_regs,
130 ira_available_class_regs, ira_reg_class_cover_size,
131 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
132 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
133 ira_implicitly_set_insn_hard_regs): New prototypes.
135 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
136 cost_elements_num): New variables.
137 (allocno_costs, total_costs): Rename to costs and
139 (COSTS_OF_ALLOCNO): Rename to COSTS.
140 (allocno_pref): Rename to pref.
141 (allocno_pref_buffer): Rename to pref_buffer.
142 (common_classes): Rename to regno_cover_class.
144 (record_reg_classes): Set allocno attributes only if allocno_p.
145 (record_address_regs): Ditto. Use COST_INDEX instead of
147 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
148 and COSTS_OF_ALLOCNO.
149 (print_costs): Rename to print_allocno_costs.
150 (print_pseudo_costs): New.
151 (process_bb_node_for_costs): Split into 2 functions with new
152 function process_bb_for_costs. Pass BB to process_bb_for_costs.
153 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
154 new parameter dump_file. Use cost_elements_num instead of
155 ira_allocnos_num. Make one iteration if preferred classes were
156 already calculated for scheduler. Make 2 versions of code
157 depending on allocno_p.
158 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
159 regno_cover_class and COSTS instead of common_classes and
161 (init_costs, finish_costs): New.
162 (ira_costs): Set up allocno_p and cost_elements_num. Call
163 init_costs and finish_costs.
164 (ira_set_pseudo_classes): New.
166 * rtl.h (allocate_reg_info): Remove.
167 (resize_reg_info): Change return type.
168 (reg_cover_class): New.
169 (setup_reg_classes): Add new parameter.
171 * sched-int.h (struct deps_reg): New member implicit_sets.
172 (sched_pressure_p, sched_regno_cover_class): New external
174 (INCREASE_BITS): New macro.
175 (struct reg_pressure_data, struct reg_use_data): New.
176 (struct _haifa_insn_data): Remove reg_weight. Add members
177 reg_pressure, reg_use_list, reg_set_list, and
178 reg_pressure_excess_cost_change.
179 (struct deps): New member implicit_sets.
180 (pressure_p): New variable.
181 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
182 (struct reg_pressure_data, struct reg_use_data): New.
183 (INSN_REG_WEIGHT): Remove.
184 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
185 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
187 (sched_init_region_reg_pressure_info,
188 sched_setup_bb_reg_pressure_info): New prototypes.
190 * reginfo.c (struct reg_pref): New member coverclass.
191 (reg_cover_class): New function.
192 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
193 (reg_info_size): New variable.
194 (allocate_reg_info): Make static. Setup reg_info_size.
195 (resize_reg_info): Use reg_info_size. Return flag of resizing.
196 (setup_reg_classes): Add a new parameter. Setup cover class too.
198 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
201 * sched-rgn.c (deps_join): Set up implicit_sets.
202 (schedule_region): Set up region and basic blocks pressure
205 * passes.c (init_optimization_passes): Move
206 pass_subregs_of_mode_init before pass_sched.
208 2009-09-02 Martin Jambor <mjambor@suse.cz>
210 * tree-sra.c (struct access): New field grp_hint.
211 (dump_access): Dump grp_hint.
212 (sort_and_splice_var_accesses): Set grp_hint if a group is read
214 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
215 those which have been specifically read and somehow written to.
216 (propagate_subacesses_accross_link): Set grp_hint of right child and
217 also possibly of the left child.
219 2009-09-02 Jakub Jelinek <jakub@redhat.com>
221 * tree-object-size.c (addr_object_size): Always use object_size_type
222 0 or 2 when determining the pointer pointed object size.
224 2009-09-02 Richard Guenther <rguenther@suse.de>
227 2009-08-31 Richard Guenther <rguenther@suse.de>
229 * builtins.c (fold_builtin_memory_op): Use the alias oracle
230 to query if the memory regions for memmove overlap.
231 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
232 asserts on pointers, instead deal with odd trees.
233 (ptr_derefs_may_alias_p): Likewise.
234 (refs_may_alias_p_1): Constructor bases also never alias.
236 2009-08-01 Christian Bruel <christian.bruel@st.com>
239 2009-07-31 Christian Bruel <christian.bruel@st.com>
240 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
242 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
244 * doc/invoke.texi (-fvar-tracking-assignments): New.
245 (-fvar-tracking-assignments-toggle): New.
246 (-fdump-final-insns=file): Mark filename as optional.
247 (--param min-nondebug-insn-uid): New.
248 (-gdwarf-@{version}): Mention version 4.
249 * opts.c (common_handle_option): Accept it.
250 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
251 * regrename.c (regrename_optimize): Drop last. Don't count debug
252 insns as uses. Don't reject change because of debug insn.
253 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
254 from the chain starter, and check for inexact matches in
256 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
257 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
258 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
259 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
260 * doc/gimple.texi (is_gimple_debug): New.
261 (gimple_debug_bind_p): New.
262 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
263 * doc/install.texi (bootstrap-debug): More details.
264 (bootstrap-debug-big, bootstrap-debug-lean): Document.
265 (bootstrap-debug-lib): More details.
266 (bootstrap-debug-ckovw): Update.
267 (bootstrap-time): New.
268 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
269 (insert_phi_nodes_for): Insert debug stmts.
270 (rewrite_stmt): Take iterator. Insert debug stmts.
271 (rewrite_enter_block): Adjust.
272 (maybe_replace_use_in_debug_stmt): New.
273 (rewrite_update_stmt): Use it.
274 (mark_use_interesting): Return early for debug stmts.
275 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
276 stmts before replacing stmt.
277 (move_computations_stmt): Likewise.
278 * ira-conflicts.c (add_copies): Skip debug insns.
279 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
280 (regstat_bb_compute_ri): Skip debug insns.
281 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
282 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
283 check_loop_closed_ssa_stmt): Skip debug stmts.
284 * tree-tailcall.c (find_tail_calls): Likewise.
285 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
286 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
287 (build_var_debug_value_stat): Declare.
288 (build_var_debug_value): Define.
289 (target_for_debug_bind): Declare.
290 * reload.c (find_equiv_reg): Skip debug insns.
291 * rtlanal.c (reg_used_between_p): Skip debug insns.
292 (side_effects_p): Likewise.
293 (canonicalize_condition): Likewise.
294 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
295 insns never depend on debug insns.
296 (create_ddg_dep_no_link): Likewise.
297 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
298 Don't add inter-loop dependencies for debug insns.
299 (build_intra_loop_deps): Likewise.
300 (create_ddg): Count debug insns.
301 * ddg.h (struct ddg::num_debug): New.
302 (num_backargs): Pair up with previous int field.
303 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
304 -fcompare-debug-second.
305 * final.c (get_attr_length_1): Skip debug insns.
306 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
307 * gcc.c (invoke_as): Call compare-debug-dump-opt.
308 (driver_self_specs): Map -fdump-final-insns to
309 -fdump-final-insns=..
310 (get_local_tick): New.
311 (compare_debug_dump_opt_spec_function): Test for . argument and
312 compute output name. Compute temp output spec without flag name.
313 Compute -frandom-seed.
314 (OPT): Undef after use.
315 * cfgloopanal.c (num_loop_insns): Skip debug insns.
316 (average_num_loop_insns): Likewise.
317 * params.h (MIN_NONDEBUG_INSN_UID): New.
318 * gimple.def (GIMPLE_DEBUG): New.
319 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
320 * auto-inc-dec.c (merge_in_block): Skip debug insns.
321 (merge_in_block): Fix whitespace.
322 * toplev.c (flag_var_tracking): Update comment.
323 (flag_var_tracking_assignments): New.
324 (flag_var_tracking_assignments_toggle): New.
325 (process_options): Don't open final insns dump file if we're not
326 going to write to it. Compute defaults for var_tracking.
327 * df-scan.c (df_insn_rescan_debug_internal): New.
328 (df_uses_record): Handle debug insns.
329 * haifa-sched.c (ready): Initialize n_debug.
330 (contributes_to_priority): Skip debug insns.
331 (dep_list_size): New.
333 (rank_for_schedule): Likewise. Schedule debug insns as soon as
334 they're ready. Disregard previous debug insns to make decisions.
335 (queue_insn): Never queue debug insns.
336 (ready_add, ready_remove_first, ready_remove): Count debug insns.
337 (schedule_insn): Don't reject debug insns because of issue rate.
338 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
339 (queue_to_ready): Skip and discount debug insns.
340 (choose_ready): Let debug insns through.
341 (schedule_block): Check boundary debug insns. Discount debug
342 insns, schedule them early. Adjust whitespace.
343 (set_priorities): Check for boundary debug insns.
344 (add_jump_dependencies): Use dep_list_size.
345 (prev_non_location_insn): New.
347 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
349 (remove_unused_ivs): Reset debug stmts.
350 * modulo-sched.c (const_iteration_count): Skip debug insns.
351 (res_MII): Discount debug insns.
352 (loop_single_full_bb_p): Skip debug insns.
353 (sms_schedule): Likewise.
354 (sms_schedule_by_order): Likewise.
355 (ps_has_conflicts): Likewise.
356 * caller-save.c (refmarker_fn): New.
357 (save_call_clobbered_regs): Replace regs with saved mem in
359 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
360 Call refmarker_fn mark for hardregnos.
361 (mark_reg_as_referenced): New.
362 (replace_reg_with_saved_mem): New.
363 * ipa-pure-const.c (check_stmt): Skip debug stmts.
364 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
366 (cse_extended_basic_block): Skip debug insns.
367 (count_reg_usage): Likewise.
368 (is_dead_reg): New, split out of...
369 (set_live_p): ... here.
370 (insn_live_p): Use it for debug insns.
371 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
372 (execute_optimize_stdarg): Likewise.
373 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
374 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
375 changes in debug stmts as changes.
376 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
377 (moveup_expr): Don't move across debug insns. Don't move
378 debug insn if it would create a bookkeeping block.
379 (moveup_expr_cached): Don't use cache for debug insns that
381 (compute_av_set_inside_bb): Skip debug insns.
382 (sel_rank_for_schedule): Schedule debug insns first. Remove
384 (block_valid_for_bookkeeping_p); Support lax searches.
385 (create_block_for_bookkeeping): Adjust block numbers when
386 encountering debug-only blocks.
387 (find_place_for_bookkeeping): Deal with debug-only blocks.
388 (generate_bookkeeping_insn): Accept no place to insert.
389 (remove_temp_moveop_nops): New argument full_tidying.
390 (prepare_place_to_insert): Deal with debug insns.
391 (advance_state_on_fence): Debug insns don't start cycles.
392 (update_boundaries): Take fence as argument. Deal with
394 (schedule_expr_on_boundary): No full_tidying on debug insns.
395 (fill_insns): Deal with debug insns.
396 (track_scheduled_insns_and_blocks): Don't count debug insns.
397 (need_nop_to_preserve_insn_bb): New, split out of...
398 (remove_insn_from_stream): ... this.
399 (fur_orig_expr_not_found): Skip debug insns.
400 * rtl.def (VALUE): Move up.
402 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
404 (nearest_common_dominator_of_uses): Take debug_stmts argument.
405 Set it if debug stmts are found.
406 (statement_sink_location): Skip debug stmts. Propagate
407 moving defs into debug stmts.
408 * ifcvt.c (first_active_insn): Skip debug insns.
409 (last_active_insns): Likewise.
410 (cond_exec_process_insns): Likewise.
411 (noce_process_if_block): Likewise.
412 (check_cond_move_block): Likewise.
413 (cond_move_convert_if_block): Likewise.
414 (block_jumps_and_fallthru_p): Likewise.
415 (dead_or_predicable): Likewise.
416 * dwarf2out.c (debug_str_hash_forced): New.
417 (find_AT_string): Add comment.
418 (gen_label_for_indirect_string): New.
419 (get_debug_string_label): New.
420 (AT_string_form): Use it.
421 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
422 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
423 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
424 several operations that cannot be represented with DWARF opcodes.
425 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
426 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
427 (dwarf2out_var_location): Take during-call mark into account.
428 (output_indirect_string): Update comment. Output if there are
429 label and references.
430 (prune_indirect_string): New.
431 (prune_unused_types): Call it if debug_str_hash_forced.
432 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
433 (dw_long_long_const): Remove.
434 (struct dw_val_struct): Change val_long_long type to rtx.
435 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
436 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
437 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
438 component instead of HOST_BITS_PER_LONG.
439 (output_loc_operands): Likewise. For const8* assert
440 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
441 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
442 rather than HOST_BITS_PER_LONG is >= 64.
443 (add_AT_long_long): Remove val_hi and val_lo arguments, add
445 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
446 HOST_BITS_PER_LONG for dw_val_class_long_long.
447 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
448 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
449 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
451 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
452 Handle DW_OP_implicit_value.
453 (extract_int): Move prototype earlier.
454 (mem_loc_descriptor): For SUBREG punt if inner
455 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
456 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
457 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
458 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
459 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
460 instead of Pmode size.
461 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
462 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
463 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
464 (concat_loc_descriptor, concatn_loc_descriptor,
465 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
466 (add_location_or_const_value_attribute): Likewise. For single
467 location loc_lists attempt to use add_const_value_attribute
468 for constant decls. Add DW_AT_const_value even if
469 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
471 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
472 (control_flow_insn_p): Likewise.
473 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
475 (separate_decls_in_region_debug_bind): New.
476 (separate_decls_in_region): Process debug bind stmts afterwards.
477 * recog.c (verify_changes): Handle debug insns.
478 (extract_insn): Likewise.
479 (peephole2_optimize): Skip debug insns.
480 * dse.c (scan_insn): Skip debug insns.
481 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
483 (setup_id_for_insn): Handle debug insns.
484 (maybe_tidy_empty_bb): Adjust whitespace.
485 (tidy_control_flow): Skip debug insns.
486 (sel_remove_insn): Adjust for debug insns.
487 (sel_estimate_number_of_insns): Skip debug insns.
488 (create_insn_rtx_from_pattern): Handle debug insns.
489 (create_copy_of_insn_rtx): Likewise.
490 * sel-sched-.h (sel_bb_end): Declare.
491 (sel_bb_empty_or_nop_p): New.
492 (get_all_loop_exits): Use it.
493 (_eligible_successor_edge_p): Likewise.
494 (return_nop_to_pool): Adjust.
495 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
496 * ira-lives.c (process_bb_node_lives): Skip debug insns.
497 * gimple-pretty-print.c (dump_gimple_debug): New.
498 (dump_gimple_stmt): Use it.
499 (dump_bb_header): Skip gimple debug stmts.
500 * regmove.c (optimize_reg_copy_1): Discount debug insns.
501 (fixup_match_2): Likewise.
502 (regmove_backward_pass): Likewise. Simplify combined
503 replacement. Handle debug insns.
504 * function.c (instantiate_virtual_regs): Handle debug insns.
505 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
506 * print-rtl.h: Include cselib.h.
507 (print_rtx): Print VALUEs. Split out and recurse for
509 * df.h (df_inns_rescan_debug_internal): Declare.
510 * gcse.c (alloc_hash_table): Estimate n_insns.
511 (cprop_insn): Don't regard debug insns as changes.
512 (bypass_conditional_jumps): Skip debug insns.
513 (one_pre_gcse_pass): Adjust.
514 (one_code_hoisting_pass): Likewise.
515 (compute_ld_motion_mems): Skip debug insns.
516 (one_cprop_pass): Adjust.
517 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
518 (if_convertible_stmt_p): Handle debug stmts.
519 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
520 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
521 * ira-build.c (create_bb_allocnos): Skip debug insns.
522 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
523 (has_single_use): Likewise.
524 (single_imm_use): Likewise.
525 (num_imm_uses): Likewise.
526 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
527 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
528 (create_outofssa_var_map): Likewise.
529 * lower-subreg.c (adjust_decomposed_uses): New.
530 (resolve_debug): New.
531 (decompose_multiword_subregs): Use it.
532 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
533 * emit-rtl.c: Include params.h.
534 (cur_debug_insn_uid): Define.
535 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
536 (copy_rtx_if_shared_1): Handle debug insns.
537 (reset_used_flags): Likewise.
538 (set_used_flags): LIkewise.
539 (get_max_insn_count): New.
540 (next_nondebug_insn): New.
541 (prev_nondebug_insn): New.
542 (make_debug_insn_raw): New.
543 (emit_insn_before_noloc): Handle debug insns.
544 (emit_jump_insn_before_noloc): Likewise.
545 (emit_call_insn_before_noloc): Likewise.
546 (emit_debug_insn_before_noloc): New.
547 (emit_insn_after_noloc): Handle debug insns.
548 (emit_jump_insn_after_noloc): Likewise.
549 (emit_call_insn_after_noloc): Likewise.
550 (emit_debug_insn_after_noloc): Likewise.
551 (emit_insn_after): Take loc from earlier non-debug insn.
552 (emit_jump_insn_after): Likewise.
553 (emit_call_insn_after): Likewise.
554 (emit_debug_insn_after_setloc): New.
555 (emit_debug_insn_after): New.
556 (emit_insn_before): Take loc from later non-debug insn.
557 (emit_jump_insn_before): Likewise.
558 (emit_call_insn_before): Likewise.
559 (emit_debug_insn_before_setloc): New.
560 (emit_debug_insn_before): New.
561 (emit_insn): Handle debug insns.
562 (emit_debug_insn): New.
563 (emit_jump_insn): Handle debug insns.
564 (emit_call_insn): Likewise.
566 (init_emit): Take min-nondebug-insn-uid into account.
567 Initialize cur_debug_insn_uid.
568 (emit_copy_of_insn_after): Handle debug insns.
569 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
570 location of single rhs in place.
571 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
572 (floor_sdiv_adjust): New.
573 (cell_sdiv_adjust): New.
574 (cell_udiv_adjust): New.
575 (round_sdiv_adjust): New.
576 (round_udiv_adjust): New.
577 (wrap_constant): Moved from cselib.
578 (unwrap_constant): New.
579 (expand_debug_expr): New.
580 (expand_debug_locations): New.
581 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
583 (gimple_expand_cfg): Expand debug locations.
584 * cselib.c: Include tree-pass.h.
585 (struct expand_value_data): New.
586 (cselib_record_sets_hook): New.
587 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
588 (cselib_clear_table): Move, and implemnet in terms of...
589 (cselib_reset_table_with_next_value): ... this.
590 (cselib_get_next_unknown_value): New.
591 (discard_useless_locs): Don't discard preserved values.
592 (cselib_preserve_value): New.
593 (cselib_preserved_value_p): New.
594 (cselib_preserve_definitely): New.
595 (cselib_clear_preserve): New.
596 (cselib_preserve_only_values): New.
597 (new_cselib_val): Take rtx argument. Dump it in details.
598 (cselib_lookup_mem): Adjust.
599 (expand_loc): Take regs_active in struct. Adjust. Silence
600 dumps unless details are requested.
601 (cselib_expand_value_rtx_cb): New.
602 (cselib_expand_value_rtx): Rename and reimplment in terms of...
603 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
604 without details. Copy more subregs. Try to resolve values
605 using a callback. Wrap constants.
606 (cselib_subst_to_values): Adjust.
607 (cselib_log_lookup): New.
608 (cselib_lookup): Call it.
609 (cselib_invalidate_regno): Don't count preserved values as
611 (cselib_invalidate_mem): Likewise.
612 (cselib_record_set): Likewise.
613 (struct set): Renamed to cselib_set, moved to cselib.h.
614 (cselib_record_sets): Adjust. Call hook.
615 (cselib_process_insn): Reset table when it would be cleared.
616 (dump_cselib_val): New.
617 (dump_cselib_table): New.
618 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
619 (remove_forwarder_block): Support moving debug stmts.
620 * cselib.h (cselib_record_sets_hook): Declare.
621 (cselib_expand_callback): New type.
622 (cselib_expand_value_rtx_cb): Declare.
623 (cselib_reset_table_with_next_value): Declare.
624 (cselib_get_next_unknown_value): Declare.
625 (cselib_preserve_value): Declare.
626 (cselib_preserved_value_p): Declare.
627 (cselib_preserve_only_values): Declare.
628 (dump_cselib_table): Declare.
629 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
630 (try_crossjump_to_edge): Likewise.
631 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
632 dominated blocks when debug stmts are present.
633 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
634 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
635 (set_var_live_on_entry): Likewise.
636 * loop-invariant.c (find_invariants_bb): Skip debug insns.
637 * cfglayout.c (curr_location, last_location): Make static.
638 (set_curr_insn_source_location): Don't avoid bouncing.
639 (get_curr_insn_source_location): New.
640 (get_curr_insn_block): New.
641 (duplicate_insn_chain): Handle debug insns.
642 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
644 * common.opt (fcompare-debug): Move to sort order.
645 (fdump-unnumbered-links): Likewise.
646 (fvar-tracking-assignments): New.
647 (fvar-tracking-assignments-toggle): New.
648 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
649 because of debug stmts.
650 (mark_stmt_if_obviously_necessary): Mark debug stmts.
651 (eliminate_unnecessary_stmts): Walk dominated blocks before
653 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
654 * ira.c (memref_used_between_p): Skip debug insns.
655 (update_equiv_regs): Likewise.
656 * sched-deps.c (sd_lists_size): Accept empty list.
657 (sd_init_insn): Mark debug insns.
658 (sd_finish_insn): Unmark them.
659 (sd_add_dep): Reject non-debug deps on debug insns.
660 (fixup_sched_groups): Give debug insns group treatment.
662 (sched_analyze_reg): Don't mark debug insns for sched before call.
663 (sched_analyze_2): Handle debug insns.
664 (sched_analyze_insn): Compute next non-debug insn. Handle debug
666 (deps_analyze_insn): Handle debug insns.
667 (deps_start_bb): Skip debug insns.
668 (init_deps): Initialize last_debug_insn.
669 * tree-ssa.c (target_for_debug_bind): New.
670 (find_released_ssa_name): New.
671 (propagate_var_def_into_debug_stmts): New.
672 (propagate_defs_into_debug_stmts): New.
673 (verify_ssa): Skip debug bind stmts without values.
674 (warn_uninialized_vars): Skip debug stmts.
675 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
676 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
677 (rtx_equal_p): Likewise.
678 * ira-costs.c (scan_one_insn): Skip debug insns.
679 (process_bb_node_for_hard_reg_moves): Likewise.
680 * rtl.h (DEBUG_INSN_P): New.
681 (NONDEBUG_INSN_P): New.
682 (MAY_HAVE_DEBUG_INSNS): New.
683 (INSN_P): Accept debug insns.
684 (RTX_FRAME_RELATED_P): Likewise.
685 (INSN_DELETED_P): Likewise
686 (PAT_VAR_LOCATION_DECL): New.
687 (PAT_VAR_LOCATION_LOC): New.
688 (PAT_VAR_OCATION_STATUS): New.
689 (NOTE_VAR_LOCATION_DECL): Reimplement.
690 (NOTE_VAR_LOCATION_LOC): Likewise.
691 (NOTE_VAR_LOCATION_STATUS): Likewise.
692 (INSN_VAR_LOCATION): New.
693 (INSN_VAR_LOCATION_DECL): New.
694 (INSN_VAR_LOCATION_LOC): New.
695 (INSN_VAR_LOCATION_STATUS): New.
696 (gen_rtx_UNKNOWN_VAR_LOC): New.
697 (VAR_LOC_UNKNOWN_P): New.
698 (NOTE_DURING_CALL_P): New.
699 (SCHED_GROUP_P): Accept debug insns.
700 (emit_debug_insn_before): Declare.
701 (emit_debug_insn_before_noloc): Declare.
702 (emit_debug_insn_beore_setloc): Declare.
703 (emit_debug_insn_after): Declare.
704 (emit_debug_insn_after_noloc): Declare.
705 (emit_debug_insn_after_setloc): Declare.
706 (emit_debug_insn): Declare.
707 (make_debug_insn_raw): Declare.
708 (prev_nondebug_insn): Declare.
709 (next_nondebug_insn): Declare.
710 (delegitimize_mem_from_attrs): Declare.
711 (get_max_insn_count): Declare.
712 (wrap_constant): Declare.
713 (unwrap_constant): Declare.
714 (get_curr_insn_source_location): Declare.
715 (get_curr_insn_block): Declare.
716 * tree-inline.c (insert_debug_decl_map): New.
717 (processing_debug_stmt): New.
718 (remap_decl): Don't create new mappings in debug stmts.
719 (remap_gimple_op_r): Don't add references in debug stmts.
720 (copy_tree_body_r): Likewise.
721 (remap_gimple_stmt): Handle debug bind stmts.
722 (copy_bb): Skip debug stmts.
723 (copy_edges_for_bb): Likewise.
724 (copy_debug_stmt): New.
725 (copy_debug_stmts): New.
726 (copy_body): Copy debug stmts at the end.
727 (insert_init_debug_bind): New.
728 (insert_init_stmt): Take id. Skip and emit debug stmts.
729 (setup_one_parameter): Remap variable earlier, register debug
731 (estimate_num_insns): Skip debug stmts.
732 (expand_call_inline): Preserve debug_map.
733 (optimize_inline_calls): Check for no debug_stmts left-overs.
734 (unsave_expr_now): Preserve debug_map.
735 (copy_gimple_seq_and_replace_locals): Likewise.
736 (tree_function_versioning): Check for no debug_stmts left-overs.
737 Init and destroy debug_map as needed. Split edges unconditionally.
738 (build_duplicate_type): Init and destroy debug_map as needed.
739 * tree-inline.h: Include gimple.h instead of pointer-set.h.
740 (struct copy_body_data): Add debug_stmts and debug_map.
741 * sched-int.h (struct ready_list): Add n_debug.
742 (struct deps): Add last_debug_insn.
743 (DEBUG_INSN_SCHED_P): New.
744 (BOUNDARY_DEBUG_INSN_P): New.
745 (SCHEDULE_DEBUG_INSN_P): New.
746 (sd_iterator_cond): Accept empty list.
747 * combine.c (create_log_links): Skip debug insns.
748 (combine_instructions): Likewise.
749 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
750 return value is always unshared.
751 (struct rtx_subst_pair): New.
752 (auto_adjust_pair): New.
753 (propagate_for_debug_subst): New.
754 (propagate_for_debug): New.
755 (try_combine): Skip debug insns. Propagate removed defs into
757 (next_nonnote_nondebug_insn): New.
758 (distribute_notes): Use it. Skip debug insns.
759 (distribute_links): Skip debug insns.
760 * tree-outof-ssa.c (set_location_for_edge): Likewise.
761 * resource.c (mark_target_live_regs): Likewise.
762 * var-tracking.c: Include cselib.h and target.h.
763 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
765 (micro_operation_type_name): New.
766 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
767 (struct micro_operation_def): Update comments.
768 (decl_or_value): New type. Use instead of decls.
769 (struct emit_note_data_def): Add vars.
770 (struct attrs_def): Use decl_or_value.
771 (struct variable_tracking_info_def): Add permp, flooded.
772 (struct location_chain_def): Update comment.
773 (struct variable_part_def): Use decl_or_value.
774 (struct variable_def): Make var_part a variable length array.
777 (cselib_hook_called): New.
779 (dv_is_value_p): New.
786 (check_value_is_not_decl): New.
788 (dv_from_value): New.
790 (variable_htab_hash): Use it.
791 (variable_htab_eq): Support values.
792 (variable_htab_free): Free from the right pool.
793 (attrs_list_member, attrs_list_insert): Use decl_or_value.
794 (attrs_list_union): Adjust.
795 (attrs_list_mpdv_union): New.
796 (tie_break_pointers): New.
797 (canon_value_cmp): New.
798 (unshare_variable): Return possibly-modified slot.
799 (vars_copy_1): Adjust.
800 (var_reg_decl_set): Adjust. Split out of...
801 (var_reg_set): ... this.
802 (get_init_value): Adjust.
803 (var_reg_delete_and_set): Adjust.
804 (var_reg_delete): Adjust.
805 (var_regno_delete): Adjust.
806 (var_mem_decl_set): Split out of...
807 (var_mem_set): ... this.
808 (var_mem_delete_and_set): Adjust.
809 (var_mem_delete): Adjust.
813 (variable_union): Adjust. Speed up merge of 1-part vars.
814 (variable_canonicalize): Use unshared slot.
815 (VALUED_RECURSED_INTO): New.
816 (find_loc_in_1pdv): New.
817 (struct dfset_merge): New.
818 (insert_into_intersection): New.
819 (intersect_loc_chains): New.
821 (canonicalize_loc_order_check): New.
822 (canonicalize_values_mark): New.
823 (canonicalize_values_star): New.
824 (variable_merge_over_cur): New.
825 (variable_merge_over_src): New.
826 (dataflow_set_merge): New.
827 (dataflow_set_equiv_regs): New.
828 (remove_duplicate_values): New.
829 (struct dfset_post_merge): New.
830 (variable_post_merge_new_vals): New.
831 (variable_post_merge_perm_vals): New.
832 (dataflow_post_merge_adjust): New.
833 (find_mem_expr_in_1pdv): New.
834 (dataflow_set_preserve_mem_locs): New.
835 (dataflow_set_remove_mem_locs): New.
836 (dataflow_set_clear_at_call): New.
837 (onepart_variable_different_p): New.
838 (variable_different_p): Use it.
839 (dataflow_set_different_1): Adjust. Make detailed dump
841 (track_expr_p): Add need_rtl parameter. Don't generate rtl
843 (track_loc_p): Pass it true.
844 (struct count_use_info): New.
846 (replace_expr_with_values): New.
848 (use_type): New, partially split out of...
849 (count_uses): ... this. Count new micro-ops.
850 (count_uses_1): Adjust.
851 (count_stores): Adjust.
852 (count_with_sets): New.
853 (VAL_NEEDS_RESOLUTION): New.
854 (VAL_HOLDS_TRACK_EXPR): New.
855 (VAL_EXPR_IS_COPIED): New.
856 (VAL_EXPR_IS_CLOBBERED): New.
857 (add_uses): Adjust. Generate new micro-ops.
858 (add_uses_1): Adjust.
859 (add_stores): Generate new micro-ops.
860 (add_with_sets): New.
861 (find_src_status): Adjust.
862 (find_src_set_src): Adjust.
863 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
864 Handle new micro-ops. Canonicalize value equivalances.
865 (vt_find_locations): Compute total size of hash tables for
866 dumping. Perform merge for var-tracking-assignments. Don't
867 disregard single-block loops.
868 (dump_attrs_list): Handle decl_or_value.
869 (dump_variable): Take variable. Deal with decl_or_value.
870 (dump_variable_slot): New.
872 (dump_dataflow_sets): Adjust.
873 (set_slot_part): New, extended to support one-part variables
874 after splitting out of...
875 (set_variable_part): ... this.
876 (clobber_slot_part): New, split out of...
877 (clobber_variable_part): ... this.
878 (delete_slot_part): New, split out of...
879 (delete_variable_part): .... this.
880 (check_wrap_constant): New.
881 (vt_expand_loc_callback): New.
882 (vt_expand_loc): New.
883 (emit_note_insn_var_location): Adjust. Handle values. Handle
884 EMIT_NOTE_AFTER_CALL_INSN.
885 (emit_notes_for_differences_1): Adjust. Handle values.
886 (emit_notes_for_differences_2): Likewise.
887 (emit_notes_for_differences): Adjust.
888 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
889 notes. Adjust. Handle new micro-ops.
890 (vt_add_function_parameters): Adjust. Create and bind values.
891 (vt_initialize): Adjust. Initialize scratch_regs and
892 valvar_pool, flooded and perm.. Initialize and use cselib. Log
893 operations. Move some code to count_with_sets and add_with_sets.
894 (delete_debug_insns): New.
895 (vt_debug_insns_local): New.
896 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
898 (var_tracking_main): If var-tracking-assignments is enabled
899 but var-tracking isn't, delete debug insns and leave. Likewise
900 if we exceed limits or fail the stack adjustments tests, and
901 after all var-tracking processing.
902 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
903 (dataflow_set): Add traversed_vars.
904 (value_chain, const_value_chain): New typedefs.
905 (value_chain_pool, value_chains): New variables.
906 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
907 add_value_chains, add_cselib_value_chains, remove_value_chain,
908 remove_value_chains, remove_cselib_value_chains): New functions.
909 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
910 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
912 (shared_hash_find_slot_unshare, shared_hash_find_slot,
913 shared_hash_find_slot_noinsert, shared_hash_find): Update.
914 (dst_can_be_shared): New variable.
915 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
916 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
917 different from set->vars, look up slot again instead of using the
919 (dataflow_set_init): Initialize traversed_vars.
920 (variable_union): Use shared_hash_*. Use initially NO_INSERT
921 lookup if set->vars is shared. Don't keep slot cleared before
922 calling unshare_variable. Unshare set->vars if needed. Adjust
923 unshare_variable callers. Clear dst_can_be_shared if needed.
924 Even ->refcount == 1 vars must be unshared if set->vars is shared
925 and var needs to be modified.
926 (dataflow_set_union): Set traversed_vars during canonicalization.
927 (VALUE_CHANGED, DECL_CHANGED): Define.
928 (set_dv_changed, dv_changed_p): New static inlines.
929 (track_expr_p): Clear DECL_CHANGED.
930 (dump_dataflow_sets): Set it.
931 (variable_was_changed): Call set_dv_changed.
932 (emit_note_insn_var_location): Likewise.
933 (changed_variables_stack): New variable.
934 (check_changed_vars_1, check_changed_vars_2): New functions.
935 (emit_notes_for_changes): Do nothing if changed_variables is
936 empty. Traverse changed_variables with check_changed_vars_1,
937 call check_changed_vars_2 on each changed_variables_stack entry.
938 (emit_notes_in_bb): Add SET argument. Just clear it at the
939 beginning, use it instead of local &set, don't destroy it at the
941 (vt_emit_notes): Call dataflow_set_clear early on all
942 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
943 computed set, dataflow_set_clear also VTI(bb)->in when we are
944 done with the basic block. Initialize changed_variables_stack,
945 free it afterwards. If ENABLE_CHECKING verify that after noting
946 differences to an empty set value_chains hash table is empty.
947 (vt_initialize): Initialize value_chains and value_chain_pool.
948 (vt_finalize): Delete value_chains htab, free value_chain_pool.
949 (variable_tracking_main): Call dump_dataflow_sets before calling
950 vt_emit_notes, not after it.
951 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
952 (propagate_var_def_into_debug_stmts): Declare.
953 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
954 (df_set_note): Reject debug insns.
955 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
956 add notes to debug insns.
957 (df_note_bb_compute): Adjust. Likewise.
958 (df_simulate_uses): Skip debug insns.
959 (df_simulate_initialize_backwards): Likewise.
960 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
961 (subst_stack_regs_pat): Reject debug insns.
962 (convert_regs_1): Handle debug insns.
963 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
964 (print-rtl.o): Depend on cselib.h.
965 (cselib.o): Depend on TREE_PASS_H.
966 (var-tracking.o): Depend on cselib.h and TARGET_H.
967 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
969 (init_ready_list): Skip boundary debug insns.
970 (add_branch_dependences): Skip debug insns.
971 (free_block_dependencies): Check for blocks with only debug
973 (compute_priorities): Likewise.
974 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
975 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
977 (gimple_build_debug_bind_stat): New.
978 (empty_body_p): Skip debug stmts.
979 (gimple_has_side_effects): Likewise.
980 (gimple_rhs_has_side_effects): Likewise.
981 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
982 (gimple_build_debug_bind_stat): Declare.
983 (gimple_build_debug_bind): Define.
984 (is_gimple_debug): New.
985 (gimple_debug_bind_p): New.
986 (gimple_debug_bind_get_var): New.
987 (gimple_debug_bind_get_value): New.
988 (gimple_debug_bind_get_value_ptr): New.
989 (gimple_debug_bind_set_var): New.
990 (gimple_debug_bind_set_value): New.
991 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
992 (gimple_debug_bind_reset_value): New.
993 (gimple_debug_bind_has_value_p): New.
994 (gsi_next_nondebug): New.
995 (gsi_prev_nondebug): New.
996 (gsi_start_nondebug_bb): New.
997 (gsi_last_nondebug_bb): New.
998 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
999 (print_insn): Handle DEBUG_INSN.
1000 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1001 of first insn prevail.
1002 (first_stmt): Skip debug stmts.
1003 (first_non_label_stmt): Likewise.
1004 (last_stmt): Likewise.
1005 (has_zero_uses_1): New.
1006 (single_imm_use_1): New.
1007 (verify_gimple_debug): New.
1008 (verify_types_in_gimple_stmt): Handle debug stmts.
1009 (verify_stmt): Likewise.
1010 (debug_loop_num): Skip debug stmts.
1011 (remove_edge_and_dominated_blocks): Remove dominators last.
1012 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1014 (linearize_expr): Likewise.
1015 * config/i386/i386.c (ix86_delegitimize_address): Call
1016 default implementation.
1017 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1019 (group_barrier_needed): Skip debug insns.
1020 (emit_insn_group_barriers): Likewise.
1021 (emit_all_insn_group_barriers): Likewise.
1022 (ia64_variable_issue): Handle debug insns.
1023 (ia64_dfa_new_cycle): Likewise.
1024 (final_emit_insn_group_barriers): Skip debug insns.
1025 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1026 def cfa without frame.
1027 (process_set): Likewise.
1028 (process_for_unwind_directive): Pass frame on.
1029 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1030 (rs6000_delegitimize_address): New.
1031 (rs6000_debug_adjust_cost): Handle debug insns.
1032 (is_microcoded_insn): Likewise.
1033 (is_cracked_insn): Likewise.
1034 (is_nonpipeline_insn): Likewise.
1035 (insn_must_be_first_in_group): Likewise.
1036 (insn_must_be_last_in_group): Likewise.
1037 (force_new_group): Likewise.
1038 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1039 contains only debug insns.
1040 (rtl_merge_blocks): Skip debug insns.
1041 (purge_dead_edges): Likewise.
1042 (rtl_block_ends_with_call_p): Skip debug insns.
1043 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1044 (mark_reg_dependencies): Skip debug insns.
1045 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1046 * tree-ssanames.c (release_ssa_name): Propagate def into
1048 * tree-ssa-threadedge.c
1049 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1050 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1051 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1052 (copyprop_hardreg_forward_1): Handle debug insns.
1053 * reload1.c (reload): Skip debug insns. Replace unassigned
1054 pseudos in debug insns with their equivalences.
1055 (eliminate_regs_in_insn): Skip debug insns.
1056 (emit_input_reload_insns): Skip debug insns at first, adjust
1058 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1059 (get_indirect_ref_operands): Pass opf_no_vops on.
1060 (get_expr_operands): Likewise. Skip debug stmts.
1061 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1063 2009-09-01 Richard Henderson <rth@redhat.com>
1065 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1066 stmt_ends_pp_p statements at least once.
1067 * tree-vrp.c (vrp_initialize): Likewise.
1068 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1070 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1073 Fix AIX bootstrap after PR debug/30161
1074 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1075 that is a GNU extension.
1076 (tmpl_value_parm_die_table): Move the definition of this global
1077 outside #ifdef DWARF2_DEBUGGING_INFO region.
1079 2009-09-01 Richard Guenther <rguenther@suse.de>
1081 * tree.c (tree_expr_size): New function.
1082 * tree.h (tree_expr_size): Declare.
1083 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1084 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1085 * langhooks.c (lhd_expr_size): Remove.
1086 * langhooks.h (struct lang_hooks): Remove expr_size.
1087 * explow.c (expr_size): Use tree_expr_size.
1088 (int_expr_size): Likewise.
1089 * langhooks-def.h (lhd_expr_size): Remove.
1090 (LANG_HOOKS_EXPR_SIZE): Likewise.
1091 (LANG_HOOKS_INITIALIZER): Adjust.
1093 2009-09-01 Richard Guenther <rguenther@suse.de>
1095 * tree-flow.h (mark_addressable): Move declaration ...
1096 * tree.h (mark_addressable): ... here.
1097 * stmt.c (expand_asm_operands): Use mark_addressable, not
1098 lang_hooks.mark_addressable.
1099 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1100 LANG_HOOKS_MARK_ADDRESSABLE.
1101 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1102 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1104 2009-08-31 Chris Demetriou <cgd@google.com>
1106 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1107 vectorize if not TARGET_SSE2.
1109 2009-08-31 DJ Delorie <dj@redhat.com>
1111 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1112 registers if no coprocessor is enabled.
1114 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1117 * cgraph.h (cgraph_get_node): Declare ...
1118 * cgraph.c (cgraph_get_node): ... new function.
1119 * dwarf2out.c (gen_generic_params_dies,
1120 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1121 make_ith_pack_parameter_name,
1122 append_entry_to_tmpl_value_parm_die_table,
1123 gen_remaining_tmpl_value_param_die_attribute): New functions.
1124 (gen_subprogram_die): Generate debug info for template parameters
1125 if debug info level is higher than DINFO_LEVEL_TERSE.
1126 Use tree_add_const_value_attribute_for_decl instead of
1127 tree_add_const_value_attribute.
1128 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1129 instead of tree_add_const_value_attribute.
1130 (gen_struct_or_union_type_die): Generate debug
1131 info for template parameters if debug info level is higher than
1133 (tree_add_const_value_attribute): Handle integral and pointer
1134 constants. Update comment.
1135 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1136 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1137 (reference_to_unused): Fix thinko. Remove redundant predicates from
1139 (tree_add_const_value_attribute): Make this work for constant
1141 tree_add_const_value_attribute_for_decl is to be used for variable
1143 (add_location_or_const_value_attribute): Use
1144 tree_add_const_value_attribute_for_decl now.
1145 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1146 DW_TAG_template_value_param DIEs after function DIEs have been
1148 * langhooks.h (lang_hooks_for_types): Add
1149 get_argument_pack_elems.
1150 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1151 (lang_hooks): Added get_innermost_generic_parms,
1152 get_innermost_generic_args.
1153 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1154 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1155 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1156 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1158 2009-08-31 DJ Delorie <dj@redhat.com>
1160 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1161 it once we start generating the prologue or epilogue.
1162 (mep_call_saves_register): If the frame is locked, re-use
1164 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1165 (mep_expand_prologue): Call it.
1166 (mep_expand_epilogue): Likewise.
1167 (mep_start_function): Use the same logic as mep_expand_prologue.
1168 (mep_pass_by_reference): Make logic more readable.
1169 (mep_return_in_memory): Zero-sized objects are passed in memory.
1170 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1173 2009-08-31 Richard Guenther <rguenther@suse.de>
1175 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1176 to query if the memory regions for memmove overlap.
1177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1178 asserts on pointers, instead deal with odd trees.
1179 (ptr_derefs_may_alias_p): Likewise.
1180 (refs_may_alias_p_1): Constructor bases also never alias.
1182 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1184 * doc/install.texi (Final install): Adjust reference on where to
1185 order printed manuals.
1187 2009-08-30 Olivier Hainque <hainque@adacore.com>
1189 * dwarf2out.c (switch_to_frame_table_section): Move
1190 definition prior to first use.
1192 2009-08-30 Richard Guenther <rguenther@suse.de>
1194 PR tree-optimization/41186
1195 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1196 (ao_ref_init_from_ptr_and_size): New function.
1197 (ref_maybe_used_by_call_p_1): Be more precise tracking
1198 used ranges for builtin functions.
1199 (ref_maybe_used_by_call_p): Adjust.
1200 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1201 ranges for builtin functions.
1202 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1204 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1207 * fwprop.c (get_reg_use_in): Delete.
1208 (free_load_extend): New function.
1209 (forward_propagate_subreg): Use it.
1211 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1213 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1215 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1218 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1221 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1223 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1224 fini or fini_array section.
1226 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1228 * graphite-dependences.c (graphite_legal_transform_bb): Call
1229 pbb_remove_duplicate_pdrs.
1230 * graphite-poly.c (can_collapse_pdr): Removed.
1231 (pdr_find_duplicate): Removed.
1232 (can_collapse_pdrs): New.
1233 (pbb_remove_duplicate_pdrs): New.
1234 (new_poly_dr): Do not look for duplicates.
1235 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1236 (PBB_PDR_DUPLICATES_REMOVED): New.
1237 (pbb_remove_duplicate_pdrs): Declared.
1239 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1241 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1242 the strides by multiplying by PDR_NB_REFS.
1243 * graphite-poly.c (can_collapse_pdr): New.
1244 (pdr_find_duplicate): New.
1245 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1246 Initialize PDR_NB_REFS.
1247 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1249 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1251 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1254 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1257 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1259 * graphite-dependences.c (pddr_original_scattering): Return NULL
1260 for read-read dependence relations.
1261 * graphite-poly.h (enum poly_dr_type): Fix comment.
1264 (pdr_may_write_p): New.
1266 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1268 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1269 (struct poly_dr): Same.
1270 (new_poly_dr): Same.
1271 * graphite-poly.c (new_poly_dr): Same.
1272 * graphite-dependences.c (dot_deps): Disable call to system.
1274 2009-08-28 Cary Coutant <ccoutant@google.com>
1277 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1278 struct/union/enum types local to a function.
1280 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1281 Sebastian Pop <sebastian.pop@amd.com>
1283 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1284 pbb_strip_mine_time_depth. Changed the implementation so that
1285 transformation is expressed as a transformation on
1286 time (scatttering) dimensions. Also, ensures that the 2d+1
1287 scheduling format is preserved.
1288 (pbb_strip_mine_profitable_p): Profitability is based on the
1289 iteration number of a given time (scattering) dimension,
1290 and not on a original loop depth dimension.
1291 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1292 (pbb_do_strip_mine): Call psct_dynamic_dim.
1293 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1294 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1295 (pbb_nb_dynamic_scattering_transform): New.
1296 (psct_dynamic_dim): New.
1298 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1300 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1301 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1302 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1303 * graphite-interchange.c (build_linearized_memory_access): Same.
1304 (memory_stride_in_loop): Same.
1306 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1308 * graphite-dependences.c (pddr_original_scattering): New.
1309 (graphite_legal_transform_dr): Call pddr_original_scattering.
1312 * graphite-dependences.h (dot_deps): Declared.
1313 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1314 (print_pdr): Print PDR_ID.
1315 * graphite-poly.h (struct poly_dr): Add field id.
1318 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1320 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1322 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1323 not delete the original dependence relation.
1325 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1327 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1328 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1329 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1330 (free_poly_ddr): New.
1331 (pddr_is_empty): New.
1332 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1333 (dependence_polyhedron): Same. Remove useless gcc_assert.
1335 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1336 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1337 * graphite-dependences.h (enum poly_dependence_kind): New.
1338 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1339 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1340 (PDRP_SINK): Renamed PDDR_SINK.
1341 (PDRP_DDP): Renamed PDDR_DDP.
1343 (free_poly_ddr): Declared.
1344 * graphite-poly.c (new_scop): Use the new hash function names.
1345 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1346 into original_pddrs.
1347 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1349 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1351 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1352 bounds with LT_EXPR to make niter analysis more precise on code
1353 generated by Graphite.
1355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1357 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1358 (graphite_legal_transform_bb): Same.
1359 (poly_drs_may_alias_p): Same.
1361 2009-08-28 Richard Guenther <rguenther@suse.de>
1363 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1365 2009-08-28 Jan Beulich <jbeulich@novell.com>
1367 * config/i386/netware.c: Include langhooks.h.
1368 (i386_nlm_encode_section_info): Simplify.
1369 (netware_override_options): Delete.
1370 * config/i386/netware.h (netware_override_options): Delete
1372 (OVERRIDE_OPTIONS): Delete definition.
1373 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1374 (ASM_COMMENT_START): Define.
1375 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1377 2009-08-28 Jan Beulich <jbeulich@novell.com>
1379 * configure.ac: For in-tree ld, do a plain version check to
1380 determine whether comdat groups are supported.
1381 * configure: Regenerate.
1383 2009-08-28 Olivier Hainque <hainque@adacore.com>
1385 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1386 always defined. Reflect definition or absence of such for
1387 COLLECT_EXPORT_LIST. Readability helper.
1388 (scanfilter): New enum, to help control what symbols
1389 are to be considered or ignored by scan_prog_file.
1390 (enum pass): Rename as "scanpass", moved together with scanfilter
1391 prior to scan_prog_file's prototype.
1392 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1393 Group prototype with the scanpass/scanfilter definitions, factorize
1394 head comments for the several implementations at the prototype.
1395 (main): Reorganize the first pass link control to let AIX
1396 drag only the needed frame tables in executables. Prevent
1397 frame tables collection during the scan aimed at static ctors.
1398 Pre-link and scan for frame tables later to compensate.
1399 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1400 A C statement to issue assembly directives that create a reference
1401 to the given DWARF table identifier label from the current function
1403 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1404 to differentiate first time section entry. Only emit a .data
1405 tables start identifier label the first time around.
1406 (switch_to_frame_table_section): New function. Helper for
1407 output_call_frame_info to switch possibly BACK into the eh_frame
1408 or the debug_frame section depending on FOR_EH.
1409 (output_call_frame_info): Use helper to first enter the proper
1411 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1412 emit a link to the frame table start label from each function
1414 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1415 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1416 * config/rs6000/rs6000-protos.h: Declare it.
1417 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1419 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1421 * config/sh/sh.c (split_branches): Check the result of
1424 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1426 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1427 using -pthread -fopenmp
1429 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1431 * doc/service.texi (service directory): Update URL.
1433 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1435 PR rtl-optimization/40861
1436 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1437 extract word from a multi-word subreg for negative byte positions.
1439 2009-08-27 Tristan Gingold <gingold@adacore.com>
1440 Douglas B Rupp <rupp@gnat.com>
1442 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1443 (SECTION_VMS_OVERLAY): Define.
1444 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1446 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1448 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1449 common_object declarations.
1450 (ia64_section_type_flags): Set section flag for common_object.
1451 * config/ia64/ia64-protos.h
1452 (ia64_vms_output_aligned_decl_common): Declare.
1453 (ia64_vms_elf_asm_named_section): Declare.
1455 2009-08-27 Michael Matz <matz@suse.de>
1457 * expr.c (expand_expr_real_2): New function taking exploded
1458 unary or binary expression, split out from ...
1459 (expand_expr_real_1): ... here. Move over all unary/binary
1460 switch parts to above function, in particular these codes:
1461 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1462 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1463 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1464 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1465 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1466 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1467 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1468 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1469 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1470 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1471 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1472 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1473 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1474 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1475 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1476 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1477 VEC_PACK_FIX_TRUNC_EXPR.
1478 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1481 2009-08-27 Richard Guenther <rguenther@suse.de>
1483 * gengtype.c (main): Handle uint64_t.
1484 * ipa-utils.c (get_base_var): Indent properly.
1485 * tree-ssa-live.c (debug_scope_block): New function.
1486 * tree-flow.h (debug_scope_block): Declare.
1487 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1488 * basic-block.h (enum profile_status): Rename to
1489 enum profile_status_d.
1490 (x_profile_status): Adjust type.
1492 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1495 * dwarf2out.c (get_context_die): Declare this static function.
1496 (gen_type_die_with_usage): Make sure a DIE is a generated for
1497 the context of a typedef.
1499 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1501 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1504 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1506 * config/mips/mips-protos.h (mips_output_sync): Declare.
1507 (mips_sync_loop_insns): Likewise.
1508 (mips_output_sync_loop): Replace first two parameters with an rtx.
1509 * config/mips/mips.c (mips_multi_member): New structure.
1510 (mips_multi_members): New variable.
1511 (mips_multi_start): New function.
1512 (mips_multi_add): Likewise.
1513 (mips_multi_add_insn): Likewise.
1514 (mips_multi_add_label): Likewise.
1515 (mips_multi_last_index): Likewise.
1516 (mips_multi_copy_insn): Likewise.
1517 (mips_multi_set_operand): Likewise.
1518 (mips_multi_write): Likewise.
1519 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1520 (mips_init_print_operand_punct): Update accordingly.
1521 (mips_start_ll_sc_sync_block): New function.
1522 (mips_end_ll_sc_sync_block): Likewise.
1523 (mips_output_sync): Likewise.
1524 (mips_sync_insn1_template): Likewise.
1525 (mips_sync_insn2_template): Likewise.
1526 (mips_get_sync_operand): Likewise.
1527 (mips_process_sync_loop): Likewise.
1528 (mips_output_sync_loop): Use mips_process_sync_loop.
1529 (mips_sync_loop_insns): New function.
1530 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1531 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1532 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1533 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1534 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1535 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1536 (MIPS_SYNC_OLD_OP_12): Likewise.
1537 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1538 (MIPS_SYNC_NEW_OP_12): Likewise.
1539 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1540 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1541 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1542 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1543 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1544 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1545 * config/mips/mips.md (sync_mem): New attribute.
1546 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1547 (sync_exclusive_mask, sync_required_oldval): Likewise.
1548 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1549 (sync_release_barrier): Likewise.
1550 (length): Handle sync loops.
1551 (sync): Use mips_output_sync.
1552 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1553 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1554 and use mips_output_sync_loop.
1555 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1556 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1557 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1558 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1559 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1560 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1561 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1562 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1563 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1565 2009-08-26 Richard Guenther <rguenther@suse.de>
1568 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1569 the types to not match.
1570 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1572 * tree-ssa.c (useless_type_conversion_p): Conversions to
1573 pointers to unprototyped functions are useless.
1575 2009-08-26 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1578 whole-program condition, prepare to be called for non-globals.
1579 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1580 params build a representative with known type and track its fields.
1582 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1584 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1585 clearing by a taken branch.
1586 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1587 effectively after bbro pass.
1588 (sync_nand<mode>): Ditto.
1589 (sync_old_<fetchop_name><mode>): Ditto.
1590 (sync_old_nand<mode>): Ditto.
1591 (sync_new_<fetchop_name><mode>): Dito.
1592 (sync_new_nand<mode>): Ditto.
1593 (sync_compare_and_swap<mode>_1): Ditto.
1594 (*sync_compare_and_swap<mode>): Ditto.
1595 (sync_lock_test_and_set<mode>_1): Ditto.
1596 ("sync_lock_test_and_set<mode>): Ditto.
1598 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1600 * hwint.h (HOST_LONG_FORMAT): New macro
1601 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1602 Use HOST_PTR_PRINTF.
1603 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1604 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1605 (HOST_PTR_PRINTF): Document.
1607 2009-08-25 Jan Hubicka <jh@suse.cz>
1609 * config/i386/bmmintrin.h: Replace by #error.
1612 Michael Meissner <michael.meissner@amd.com>
1613 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1614 Tony Linthicum <tony.linthicum@amd.com>
1616 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1617 (TARGET_ROUND): New macro for the round/ptest instructions which
1618 are shared between SSE4.1 and SSE5.
1619 (OPTION_MASK_ISA_ROUND): Ditto.
1620 (OPTION_ISA_ROUND): Ditto.
1621 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1622 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1624 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1625 (-mfused-madd): New switch to give users control over whether the
1626 compiler optimizes to use the multiply/add SSE5 instructions.
1628 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1629 (ix86_handle_option): Turn off 3dnow if -msse5.
1630 (override_options): Add SSE5 support.
1631 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1633 (ix86_expand_sse_movcc): Add SSE5 support.
1634 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1635 vector type to the next largest size.
1636 (ix86_expand_sse5_pack): New function to use pperm to pack a
1637 vector type to the next smallest size.
1638 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1639 (IX86_BUILTIN_FMADDSD): Ditto.
1640 (IX86_BUILTIN_FMADDPS): Ditto.
1641 (IX86_BUILTIN_FMADDPD): Ditto.
1642 (IX86_BUILTIN_FMSUBSS): Ditto.
1643 (IX86_BUILTIN_FMSUBSD): Ditto.
1644 (IX86_BUILTIN_FMSUBPS): Ditto.
1645 (IX86_BUILTIN_FMSUBPD): Ditto.
1646 (IX86_BUILTIN_FNMADDSS): Ditto.
1647 (IX86_BUILTIN_FNMADDSD): Ditto.
1648 (IX86_BUILTIN_FNMADDPS): Ditto.
1649 (IX86_BUILTIN_FNMADDPD): Ditto.
1650 (IX86_BUILTIN_FNMSUBSS): Ditto.
1651 (IX86_BUILTIN_FNMSUBSD): Ditto.
1652 (IX86_BUILTIN_FNMSUBPS): Ditto.
1653 (IX86_BUILTIN_FNMSUBPD): Ditto.
1654 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1655 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1656 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1657 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1658 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1659 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1660 (IX86_BUILTIN_PPERM): Ditto.
1661 (IX86_BUILTIN_PERMPS): Ditto.
1662 (IX86_BUILTIN_PERMPD): Ditto.
1663 (IX86_BUILTIN_PMACSSWW): Ditto.
1664 (IX86_BUILTIN_PMACSWW): Ditto.
1665 (IX86_BUILTIN_PMACSSWD): Ditto.
1666 (IX86_BUILTIN_PMACSWD): Ditto.
1667 (IX86_BUILTIN_PMACSSDD): Ditto.
1668 (IX86_BUILTIN_PMACSDD): Ditto.
1669 (IX86_BUILTIN_PMACSSDQL): Ditto.
1670 (IX86_BUILTIN_PMACSSDQH): Ditto.
1671 (IX86_BUILTIN_PMACSDQL): Ditto.
1672 (IX86_BUILTIN_PMACSDQH): Ditto.
1673 (IX86_BUILTIN_PMADCSSWD): Ditto.
1674 (IX86_BUILTIN_PMADCSWD): Ditto.
1675 (IX86_BUILTIN_PHADDBW): Ditto.
1676 (IX86_BUILTIN_PHADDBD): Ditto.
1677 (IX86_BUILTIN_PHADDBQ): Ditto.
1678 (IX86_BUILTIN_PHADDWD): Ditto.
1679 (IX86_BUILTIN_PHADDWQ): Ditto.
1680 (IX86_BUILTIN_PHADDDQ): Ditto.
1681 (IX86_BUILTIN_PHADDUBW): Ditto.
1682 (IX86_BUILTIN_PHADDUBD): Ditto.
1683 (IX86_BUILTIN_PHADDUBQ): Ditto.
1684 (IX86_BUILTIN_PHADDUWD): Ditto.
1685 (IX86_BUILTIN_PHADDUWQ): Ditto.
1686 (IX86_BUILTIN_PHADDUDQ): Ditto.
1687 (IX86_BUILTIN_PHSUBBW): Ditto.
1688 (IX86_BUILTIN_PHSUBWD): Ditto.
1689 (IX86_BUILTIN_PHSUBDQ): Ditto.
1690 (IX86_BUILTIN_PROTB): Ditto.
1691 (IX86_BUILTIN_PROTW): Ditto.
1692 (IX86_BUILTIN_PROTD): Ditto.
1693 (IX86_BUILTIN_PROTQ): Ditto.
1694 (IX86_BUILTIN_PROTB_IMM): Ditto.
1695 (IX86_BUILTIN_PROTW_IMM): Ditto.
1696 (IX86_BUILTIN_PROTD_IMM): Ditto.
1697 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1698 (IX86_BUILTIN_PSHLB): Ditto.
1699 (IX86_BUILTIN_PSHLW): Ditto.
1700 (IX86_BUILTIN_PSHLD): Ditto.
1701 (IX86_BUILTIN_PSHLQ): Ditto.
1702 (IX86_BUILTIN_PSHAB): Ditto.
1703 (IX86_BUILTIN_PSHAW): Ditto.
1704 (IX86_BUILTIN_PSHAD): Ditto.
1705 (IX86_BUILTIN_PSHAQ): Ditto.
1706 (IX86_BUILTIN_FRCZSS): Ditto.
1707 (IX86_BUILTIN_FRCZSD): Ditto.
1708 (IX86_BUILTIN_FRCZPS): Ditto.
1709 (IX86_BUILTIN_FRCZPD): Ditto.
1710 (IX86_BUILTIN_CVTPH2PS): Ditto.
1711 (IX86_BUILTIN_CVTPS2PH): Ditto.
1712 (IX86_BUILTIN_COMEQSS): Ditto.
1713 (IX86_BUILTIN_COMNESS): Ditto.
1714 (IX86_BUILTIN_COMLTSS): Ditto.
1715 (IX86_BUILTIN_COMLESS): Ditto.
1716 (IX86_BUILTIN_COMGTSS): Ditto.
1717 (IX86_BUILTIN_COMGESS): Ditto.
1718 (IX86_BUILTIN_COMUEQSS): Ditto.
1719 (IX86_BUILTIN_COMUNESS): Ditto.
1720 (IX86_BUILTIN_COMULTSS): Ditto.
1721 (IX86_BUILTIN_COMULESS): Ditto.
1722 (IX86_BUILTIN_COMUGTSS): Ditto.
1723 (IX86_BUILTIN_COMUGESS): Ditto.
1724 (IX86_BUILTIN_COMORDSS): Ditto.
1725 (IX86_BUILTIN_COMUNORDSS): Ditto.
1726 (IX86_BUILTIN_COMFALSESS): Ditto.
1727 (IX86_BUILTIN_COMTRUESS): Ditto.
1728 (IX86_BUILTIN_COMEQSD): Ditto.
1729 (IX86_BUILTIN_COMNESD): Ditto.
1730 (IX86_BUILTIN_COMLTSD): Ditto.
1731 (IX86_BUILTIN_COMLESD): Ditto.
1732 (IX86_BUILTIN_COMGTSD): Ditto.
1733 (IX86_BUILTIN_COMGESD): Ditto.
1734 (IX86_BUILTIN_COMUEQSD): Ditto.
1735 (IX86_BUILTIN_COMUNESD): Ditto.
1736 (IX86_BUILTIN_COMULTSD): Ditto.
1737 (IX86_BUILTIN_COMULESD): Ditto.
1738 (IX86_BUILTIN_COMUGTSD): Ditto.
1739 (IX86_BUILTIN_COMUGESD): Ditto.
1740 (IX86_BUILTIN_COMORDSD): Ditto.
1741 (IX86_BUILTIN_COMUNORDSD): Ditto.
1742 (IX86_BUILTIN_COMFALSESD): Ditto.
1743 (IX86_BUILTIN_COMTRUESD): Ditto.
1744 (IX86_BUILTIN_COMEQPS): Ditto.
1745 (IX86_BUILTIN_COMNEPS): Ditto.
1746 (IX86_BUILTIN_COMLTPS): Ditto.
1747 (IX86_BUILTIN_COMLEPS): Ditto.
1748 (IX86_BUILTIN_COMGTPS): Ditto.
1749 (IX86_BUILTIN_COMGEPS): Ditto.
1750 (IX86_BUILTIN_COMUEQPS): Ditto.
1751 (IX86_BUILTIN_COMUNEPS): Ditto.
1752 (IX86_BUILTIN_COMULTPS): Ditto.
1753 (IX86_BUILTIN_COMULEPS): Ditto.
1754 (IX86_BUILTIN_COMUGTPS): Ditto.
1755 (IX86_BUILTIN_COMUGEPS): Ditto.
1756 (IX86_BUILTIN_COMORDPS): Ditto.
1757 (IX86_BUILTIN_COMUNORDPS): Ditto.
1758 (IX86_BUILTIN_COMFALSEPS): Ditto.
1759 (IX86_BUILTIN_COMTRUEPS): Ditto.
1760 (IX86_BUILTIN_COMEQPD): Ditto.
1761 (IX86_BUILTIN_COMNEPD): Ditto.
1762 (IX86_BUILTIN_COMLTPD): Ditto.
1763 (IX86_BUILTIN_COMLEPD): Ditto.
1764 (IX86_BUILTIN_COMGTPD): Ditto.
1765 (IX86_BUILTIN_COMGEPD): Ditto.
1766 (IX86_BUILTIN_COMUEQPD): Ditto.
1767 (IX86_BUILTIN_COMUNEPD): Ditto.
1768 (IX86_BUILTIN_COMULTPD): Ditto.
1769 (IX86_BUILTIN_COMULEPD): Ditto.
1770 (IX86_BUILTIN_COMUGTPD): Ditto.
1771 (IX86_BUILTIN_COMUGEPD): Ditto.
1772 (IX86_BUILTIN_COMORDPD): Ditto.
1773 (IX86_BUILTIN_COMUNORDPD): Ditto.
1774 (IX86_BUILTIN_COMFALSEPD): Ditto.
1775 (IX86_BUILTIN_COMTRUEPD): Ditto.
1776 (IX86_BUILTIN_PCOMEQUB): Ditto.
1777 (IX86_BUILTIN_PCOMNEUB): Ditto.
1778 (IX86_BUILTIN_PCOMLTUB): Ditto.
1779 (IX86_BUILTIN_PCOMLEUB): Ditto.
1780 (IX86_BUILTIN_PCOMGTUB): Ditto.
1781 (IX86_BUILTIN_PCOMGEUB): Ditto.
1782 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1783 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1784 (IX86_BUILTIN_PCOMEQUW): Ditto.
1785 (IX86_BUILTIN_PCOMNEUW): Ditto.
1786 (IX86_BUILTIN_PCOMLTUW): Ditto.
1787 (IX86_BUILTIN_PCOMLEUW): Ditto.
1788 (IX86_BUILTIN_PCOMGTUW): Ditto.
1789 (IX86_BUILTIN_PCOMGEUW): Ditto.
1790 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1791 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1792 (IX86_BUILTIN_PCOMEQUD): Ditto.
1793 (IX86_BUILTIN_PCOMNEUD): Ditto.
1794 (IX86_BUILTIN_PCOMLTUD): Ditto.
1795 (IX86_BUILTIN_PCOMLEUD): Ditto.
1796 (IX86_BUILTIN_PCOMGTUD): Ditto.
1797 (IX86_BUILTIN_PCOMGEUD): Ditto.
1798 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1799 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1800 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1801 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1802 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1803 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1804 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1805 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1806 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1807 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1808 (IX86_BUILTIN_PCOMEQB): Ditto.
1809 (IX86_BUILTIN_PCOMNEB): Ditto.
1810 (IX86_BUILTIN_PCOMLTB): Ditto.
1811 (IX86_BUILTIN_PCOMLEB): Ditto.
1812 (IX86_BUILTIN_PCOMGTB): Ditto.
1813 (IX86_BUILTIN_PCOMGEB): Ditto.
1814 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1815 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1816 (IX86_BUILTIN_PCOMEQW): Ditto.
1817 (IX86_BUILTIN_PCOMNEW): Ditto.
1818 (IX86_BUILTIN_PCOMLTW): Ditto.
1819 (IX86_BUILTIN_PCOMLEW): Ditto.
1820 (IX86_BUILTIN_PCOMGTW): Ditto.
1821 (IX86_BUILTIN_PCOMGEW): Ditto.
1822 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1823 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1824 (IX86_BUILTIN_PCOMEQD): Ditto.
1825 (IX86_BUILTIN_PCOMNED): Ditto.
1826 (IX86_BUILTIN_PCOMLTD): Ditto.
1827 (IX86_BUILTIN_PCOMLED): Ditto.
1828 (IX86_BUILTIN_PCOMGTD): Ditto.
1829 (IX86_BUILTIN_PCOMGED): Ditto.
1830 (IX86_BUILTIN_PCOMFALSED): Ditto.
1831 (IX86_BUILTIN_PCOMTRUED): Ditto.
1832 (IX86_BUILTIN_PCOMEQQ): Ditto.
1833 (IX86_BUILTIN_PCOMNEQ): Ditto.
1834 (IX86_BUILTIN_PCOMLTQ): Ditto.
1835 (IX86_BUILTIN_PCOMLEQ): Ditto.
1836 (IX86_BUILTIN_PCOMGTQ): Ditto.
1837 (IX86_BUILTIN_PCOMGEQ): Ditto.
1838 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1839 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1840 (enum multi_arg_type): New enum for describing the various SSE5
1841 intrinsic argument types.
1842 (bdesc_multi_arg): New table for SSE5 intrinsics.
1843 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1844 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1846 (ix86_expand_builtin): Add SSE5 intrinsic support.
1847 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1848 operand instructions.
1849 (ix86_expand_sse5_multiple_memory): New function to split the
1850 second memory reference from SSE5 instructions.
1851 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1852 (ix86_return_pops_args): Use stdarg_p to determine if the function
1853 has variable arguments.
1854 (ix86_setup_incoming_varargs): Ditto.
1855 (x86_this_parameter): Ditto.
1857 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1859 (ix86_expand_sse5_pack): Ditto.
1860 (ix86_sse5_valid_op_p): Ditto.
1861 (ix86_expand_sse5_multiple_memory): Ditto.
1863 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1864 constant for SSE5 support.
1865 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1866 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1867 (UNSPEC_SSE5_PERMUTE): Ditto.
1868 (UNSPEC_SSE5_ASHIFT): Ditto.
1869 (UNSPEC_SSE5_LSHIFT): Ditto.
1870 (UNSPEC_FRCZ): Ditto.
1871 (UNSPEC_CVTPH2PS): Ditto.
1872 (UNSPEC_CVTPS2PH): Ditto.
1873 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1875 (COM_FALSE_S): Ditto.
1876 (COM_FALSE_P): Ditto.
1877 (COM_TRUE_S): Ditto.
1878 (COM_TRUE_P): Ditto.
1879 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1880 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1882 (memory attribute): Ditto.
1883 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1884 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1885 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1886 (floor<mode>2): Ditto.
1887 (ceil<mode>2): Ditto.
1888 (btrunc<mode>2): Ditto.
1889 (nearbyintdf2): Ditto.
1890 (nearbyintsf2): Ditto.
1891 (sse_setccsf): Disable if SSE5.
1892 (sse_setccdf): Ditto.
1893 (sse5_setcc<mode>): New support for SSE5 conditional move.
1894 (sse5_pcmov_<mode>): Ditto.
1896 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1898 (SSEMODEF2P): Ditto.
1899 (ssemodesuffixf4): New mode attribute for SSE5.
1900 (ssemodesuffixf2s): Ditto.
1901 (ssemodesuffixf2c): Ditto.
1902 (sserotatemax): Ditto.
1903 (ssescalarmode): Ditto.
1904 (sse_maskcmpv4sf3): Disable if SSE5.
1905 (sse_maskcmpv2df3): Ditto.
1906 (sse_vmmaskcmpv4sf3): Ditto.
1907 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
1908 (sse5_vmfmadd<mode>4): Ditto.
1909 (sse5_fmsub<mode>4): Ditto.
1910 (sse5_vmfmsub<mode>4): Ditto.
1911 (sse5_fnmadd<mode>4): Ditto.
1912 (sse5_vmfnmadd<mode>4): Ditto.
1913 (sse5_fnmsub<mode>4): Ditto.
1914 (sse5_vmfnmsub<mode>4): Ditto.
1915 (sse5i_fmadd<mode>4): Ditto.
1916 (sse5i_fmsub<mode>4): Ditto.
1917 (sse5i_fnmadd<mode>4): Ditto.
1918 (sse5i_fnmsub<mode>4): Ditto.
1919 (sse5i_vmfmadd<mode>4): Ditto.
1920 (sse5i_vmfmsub<mode>4): Ditto.
1921 (sse5i_vmfnmadd<mode>4): Ditto.
1922 (sse5i_vmfnmsub<mode>4): Ditto.
1923 (mulv16qi3): Add SSE5 support.
1925 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1926 (sse2_mulv4si3): Disable if SSE5.
1927 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1928 (sse4_1_roundps): Ditto.
1929 (sse4_1_roundsd): Ditto.
1930 (sse4_1_roundss): Ditto.
1931 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1933 (sse_maskcmpsf3): Ditto.
1934 (sse_vmmaskcmpv4sf3): Ditto.
1935 (sse2_maskcmpv2df3): Ditto.
1936 (sse2_maskcmpdf3): Ditto.
1937 (sse2_vmmaskcmpv2df3): Ditto.
1938 (sse2_eq<mode>3): Ditto.
1939 (sse2_gt<mode>3): Ditto.
1940 (sse5_pcmov_<mode>): Add SSE5 support.
1941 (vec_unpacku_hi_v16qi): Ditto.
1942 (vec_unpacks_hi_v16qi): Ditto.
1943 (vec_unpacku_lo_v16qi): Ditto.
1944 (vec_unpacks_lo_v16qi): Ditto.
1945 (vec_unpacku_hi_v8hi): Ditto.
1946 (vec_unpacks_hi_v8hi): Ditto.
1947 (vec_unpacku_lo_v8hi): Ditto.
1948 (vec_unpacks_lo_v8hi): Ditto.
1949 (vec_unpacku_hi_v4si): Ditto.
1950 (vec_unpacks_hi_v4si): Ditto.
1951 (vec_unpacku_lo_v4si): Ditto.
1952 (vec_unpacks_lo_v4si): Ditto.
1953 (sse5_pmacsww): New SSE5 intrinsic insn.
1954 (sse5_pmacssww): Ditto.
1955 (sse5_pmacsdd): Ditto.
1956 (sse5_pmacssdd): Ditto.
1957 (sse5_pmacssdql): Ditto.
1958 (sse5_pmacssdqh): Ditto.
1959 (sse5_pmacsdqh): Ditto.
1960 (sse5_pmacsswd): Ditto.
1961 (sse5_pmacswd): Ditto.
1962 (sse5_pmadcsswd): Ditto.
1963 (sse5_pmadcswd): Ditto.
1964 (sse5_pcmov_<move>): Conditional move support on SSE5.
1965 (sse5_phaddbw): New SSE5 intrinsic insn.
1966 (sse5_phaddbd): Ditto.
1967 (sse5_phaddbq): Ditto.
1968 (sse5_phaddwd): Ditto.
1969 (sse5_phaddwq): Ditto.
1970 (sse5_phadddq): Ditto.
1971 (sse5_phaddubw): Ditto.
1972 (sse5_phaddubd): Ditto.
1973 (sse5_phaddubq): Ditto.
1974 (sse5_phadduwd): Ditto.
1975 (sse5_phadduwq): Ditto.
1976 (sse5_phaddudq): Ditto.
1977 (sse5_phsubbw): Ditto.
1978 (sse5_phsubwd): Ditto.
1979 (sse5_phsubdq): Ditto.
1980 (sse5_pperm): Ditto.
1981 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1982 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1983 (sse5_pperm_sign_v8hi_v4si): Ditto.
1984 (sse5_pperm_zero_v8hi_v4si): Ditto.
1985 (sse5_pperm_sign_v4si_v2di): Ditto.
1986 (sse5_pperm_sign_v4si_v2di): Ditto.
1987 (sse5_pperm_pack_v2di_v4si): Ditto.
1988 (sse5_pperm_pack_v4si_v8hi): Ditto.
1989 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1990 (sse5_perm<mode>): New SSE5 intrinsic insn.
1991 (rotl<mode>3): Ditto.
1992 (sse5_rotl<mode>3): Ditto.
1993 (sse5_ashl<mode>3): Ditto.
1994 (sse5_lshl<mode>3): Ditto.
1995 (sse5_frcz<mode>2): Ditto.
1996 (sse5s_frcz<mode>2): Ditto.
1997 (sse5_cvtph2ps): Ditto.
1998 (sse5_cvtps2ph): Ditto.
1999 (sse5_vmmaskcmp<mode>3): Ditto.
2000 (sse5_com_tf<mode>3): Ditto.
2001 (sse5_maskcmp<mode>3): Ditto.
2002 (sse5_maskcmp_uns<mode>3): Ditto.
2003 (sse5_maskcmp_uns2<mode>3): Ditto.
2004 (sse5_pcom_tf<mode>3): Ditto.
2006 * config/i386/predicates.md (sse5_comparison_float_operator):
2007 New predicate to match the comparison operators supported by
2008 the SSE5 com instruction.
2009 (ix86_comparison_int_operator): New predicate to match just the
2010 signed int comparisons.
2011 (ix86_comparison_uns_operator): New predicate to match just the
2012 unsigned int comparisons.
2014 * doc/invoke.texi (-msse5): Add documentation.
2015 (-mfused-madd): Ditto.
2017 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2019 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2021 (x86_64-*-*): Ditto.
2023 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2025 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2026 intrinisics for SSE5.
2028 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2031 * config/i386/mmintrin-common.h: New file, to contain common
2032 instructions between SSE4.1 and SSE5.
2034 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2035 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2036 (gen_regparm_prefix): Ditto.
2038 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2039 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2040 prototype_p to determine if a function is prototyped.
2042 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2044 * c-common.c (c_common_reswords) add the alignof keyword,
2045 with same RID as __alignof and __alignof__
2047 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2049 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2050 * hooks.c (hook_bool_const_int_const_int_true): New function.
2051 * target.h (struct gcc_target): Add can_eliminate field.
2052 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2053 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2054 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2055 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2056 (elim_table): Revise comment.
2057 * system.h (CAN_ELIMINATE): Poison.
2058 * defaults.h (CAN_ELIMINATE): Remove.
2059 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2061 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2062 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2064 (alpha_vms_can_eliminate): Declare as static, change return type to
2066 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2068 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2069 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2070 (arm_can_eliminate): New function.
2072 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2073 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2074 (avr_can_eliminate): Declare as static.
2075 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2077 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2078 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2079 (bfin_can_eliminate): New function.
2081 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2082 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2083 (crx_can_eliminate): New function.
2085 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2086 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2087 (fr30_can_eliminate): New function.
2089 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2090 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2091 (frv_can_eliminate): New function.
2093 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2094 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2095 (h8300_can_eliminate): New function.
2097 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2098 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2099 (i386_can_eliminate): Declare as static, change return type to bool.
2100 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2102 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2103 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2104 (ia64_can_eliminate): New function.
2106 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2107 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2108 (iq2000_can_eliminate): New function.
2110 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2111 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2112 (m32r_can_eliminate): New function.
2114 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2115 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2116 (m68hc11_can_eliminate): New function.
2118 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2119 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2120 (m68k_can_eliminate): New function.
2122 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2123 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2124 (mep_can_eliminate): New function.
2126 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2127 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2128 (mips_can_eliminate): New function.
2130 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2131 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2132 (rs6000_can_eliminate): New function.
2134 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2135 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2136 (s390_can_eliminate): Declare as static.
2137 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2139 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2140 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2141 (score_can_eliminate): New function.
2143 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2144 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2145 (sparc_can_eliminate): Declare as static.
2146 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2148 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2149 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2150 (xstormy16_can_eliminate): New function.
2152 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2153 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2154 (v850_can_eliminate): New function.
2156 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2158 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2159 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2160 (*movdfcc_ext[1234]): Disable for IEEE mode.
2162 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2164 * gimplify.c (prepare_gimple_addressable): New static function.
2165 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2167 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2168 manually fiddling with it.
2170 2009-08-25 Michael Matz <matz@suse.de>
2172 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2173 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2175 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2176 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2177 (do_jump): Split out code for simple binary comparisons into ...
2178 (do_jump_1): ... this, taking the individual operands and code.
2179 Change callers to helper function above accordingly.
2180 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2183 2009-08-25 Michael Matz <matz@suse.de>
2185 * expr.h (struct separate_ops, sepops): New type for passing
2186 around an exploded simple expression.
2187 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2188 Use this structure instead of expression tree.
2189 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2190 expression, only its type.
2191 (expand_vec_cond_expr): Take type and individual operands instead
2193 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2194 expand_vec_shift_expr): Change prototype accordingly.
2195 * tree-vect-stmts.c (vectorizable_condition): Change call of
2196 expand_vec_cond_expr_p to pass only type.
2197 * expr.c (do_store_flags): Change prototype and implementation
2198 to take an exploded expression.
2199 (expand_expr_real_1): New local ops initialized with details
2200 of the full expression. Use it instead of full
2201 expression in calls to do_store_flags, expand_vec_cond_expr,
2202 expand_widen_pattern_expr and expand_vec_shift_expr.
2204 2009-08-25 Michael Matz <matz@suse.de>
2206 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2207 treeop2 initialized with first three operands of the full expression.
2208 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2210 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2212 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2213 (__gthread_objc_condition_allocate): Mark arguments as unused.
2214 (__gthread_objc_condition_deallocate): Likewise.
2215 (__gthread_objc_condition_wait): Likewise.
2216 (__gthread_objc_condition_broadcast): Likewise.
2217 (__gthread_objc_condition_signal): Likewise.
2218 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2219 (__gthread_objc_thread_id): Likewise.
2221 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2224 * tree-pretty-print.c (print_call_name): Print the correct call name
2225 for procedure pointer components.
2227 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2229 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2230 default_promote_function_mode when not VMS.
2232 2009-08-24 Olivier Hainque <hainque@adacore.com>
2234 * convert.c (convert_to_integer): Don't assume an input pointer is
2235 POINTER_SIZE wide. Fetch from the type instead.
2237 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2239 * configure.ac (AC_PREREQ): Bump to 2.64.
2241 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2243 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2244 (process_command): Don't search standard_exec_prefix_1 and
2245 standard_exec_prefix_2.
2247 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2249 * config/arm/arm.c (output_return_instruction): Handle for
2252 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2254 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2256 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2258 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2259 (*arm_movdf_vfp): Likewise.
2261 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2263 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2264 (vashr<mode>3): Rename from ashr<mode>3.
2265 (vlshr<mode>3): Rename from lshr<mode>3.
2267 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2270 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2271 (check_format_info_main): Use scalar_identify_flag.
2272 (check_format_types): Check for scalar size identity if
2273 scalar_identify_flag is set.
2274 (printf_length_specs): Extend by new field.
2275 (asm_fprintf_length_specs): Likewise.
2276 (gcc_diag_length_specs): Likewise.
2277 (scanf_length_specs): Likewise.
2278 (strfmon_length_specs): Likewise.
2279 (gcc_gfc_length_specs): Likewise.
2280 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2281 (ms_printf_flag_specs): Likewise.
2282 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2284 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2288 (*call_value_pop_1): Ditto.
2289 (*sibcall_pop_1): New insn pattern.
2290 (*sibcall_value_pop_1): Ditto.
2292 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2295 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2298 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2301 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2302 (get_reg_use_in): New function.
2303 (forward_propagate_subreg): Propagate through subreg of zero_extend
2306 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2308 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2309 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2311 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2313 * configure.ac: Remove --with-datarootdir, --with-docdir,
2314 --with-htmldir switches. No need to call AC_SUBST for
2315 datarootdir, docdir, htmldir any more.
2316 * configure: Regenerate.
2317 * doc/install.texi (Configuration): Document --datarootdir,
2318 --docdir, --htmldir, --pdfdir; update documentation for
2319 --infodir, --mandir.
2320 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2323 * aclocal.m4: Regenerate.
2324 * config.in: Regenerate.
2325 * configure: Regenerate.
2327 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2328 Olivier Hainque <hainque@adacore.com>
2330 * config/ia64/ia64.c: Include libfuncs.h.
2331 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2332 (ia64_expand_call): Use reg 25 on VMS.
2333 (ia64_initialize_trampoline): Fix for VMS ABI.
2334 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2335 (ia64_function_arg): Initialize reg 25 on VMS.
2336 Fix OpenVMS ABI issues for varargs.
2337 For OpenVMS, emit the Argument Information register set in the
2338 incoming/sibcall case as well.
2339 (ia64_arg_type): New function.
2340 (ia64_function_arg_advance): Keep track of cum->words.
2341 Fix OpenVMS ABI issues for varargs.
2342 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2343 (ia64_override_options): Set flag_no_common on VMS.
2344 (ia64_init_builtins): Disable FWRITE builtin.
2345 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2346 (ia64_vms_init_libfuncs): Add decc$ routines.
2347 (ia64_vms_valid_pointer_mode): New function.
2348 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2349 (ia64_promote_function_mode): New function
2350 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2351 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2352 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2353 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2354 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2355 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2356 Suppress trailing '#' if VALUE is numeric.
2357 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2358 ia64_promote_function_mode.
2359 (TARGET_VALID_POINTER_MODE): Define.
2361 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2364 * config/rs6000/rs6000.c (rs6000_override_options): Use
2365 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2368 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2369 reporting of vector + decimal/boolean/complex error.
2371 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2373 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2374 __vector double TYPE_DECL.
2376 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2378 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2379 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2380 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2381 to pointer to enum machine_mode. Update all callers as needed.
2383 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2385 * config/alpha/alpha.md (exception_receiver): Emit alternative
2386 GP load sequence if flag_reorder_blocks_and_partition is set.
2387 (*exception_receiver_2): Also enable when
2388 flag_reorder_blocks_and_partition is set.
2390 2009-08-20 Matt Rice <ratmice@gmail.com>
2391 Diego Novillo <dnovillo@google.com>
2393 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2396 2009-08-20 Richard Guenther <rguenther@suse.de>
2398 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2399 * c-tree.h (c_dup_lang_specific_decl): Remove.
2400 (struct lang_decl, struct lang_type): Move definitions ...
2401 * c-lang.h: ... here. New file.
2402 * c-decl.c: Include c-lang.h.
2403 (c_dup_lang_specific_decl): Remove.
2404 * c-typeck.c: Include c-lang.h.
2405 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2406 (c-typeck.o): Likewise.
2407 * c-config-lang.in (gtfiles): Add c-lang.h.
2408 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2411 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2413 * config/alpha/alpha.c (alpha_end_function): Do not clear
2414 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2415 this is now handled in generic code.
2417 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2419 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2420 (s390_z10_fix_long_loop_prediction): New function.
2421 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2422 (s390_reorg): Walk over the INSNs and invoke
2423 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2425 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2427 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2428 "*brx_64bit", "*brx_31bit"): New patterns.
2429 * config/s390/s390.c ('E'): New output modifier.
2431 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2432 Richard Earnshaw <richard.earnshaw@arm.com>
2434 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2435 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2437 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2439 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2441 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2442 for mode mode of operand0 when doing secondary reload for SAR.
2444 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2447 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2448 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2450 2009-08-19 Jason Merrill <jason@redhat.com>
2452 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2453 supported template depth in C++0x.
2455 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2457 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2458 free_after_compilation.
2459 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2460 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2461 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2462 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2463 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2464 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2465 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2467 2009-08-19 Ian Lance Taylor <iant@google.com>
2469 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2470 of (plus (mult (neg B) C) A).
2472 2009-08-18 Michael Matz <matz@suse.de>
2474 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2475 instead of comparing TYPE_MAIN_VARIANT for equality.
2476 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2477 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2478 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2479 * gimplify.c (goa_lhs_expr_p): Ditto and use
2480 STRIP_USELESS_TYPE_CONVERSION.
2482 2009-08-18 Michael Matz <matz@suse.de>
2484 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2485 first field in a struct.
2486 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2488 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2490 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2491 locators before emit_insn is called. Remove assert that
2493 (alpha_end_function): Clear crtl->emit structure and free insn
2494 locators if cfun->is_thunk is true.
2496 2009-08-18 Jason Merrill <jason@redhat.com>
2498 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2500 * configure.ac: Test for it.
2501 * configure, config.in: Regenerate.
2502 * doc/install.texi: Document --enable-gnu-unique-object.
2504 2009-08-18 Richard Guenther <rguenther@suse.de>
2507 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2508 pow(x,y*z) only if x is nonnegative.
2510 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2512 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2516 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2517 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2519 2009-08-17 DJ Delorie <dj@redhat.com>
2521 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2522 * config/m32c/prologue.md (epilogue_freit): New.
2524 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2525 (bank_switch_p): Likewise.
2526 (fast_interrupt_p): Likewise.
2527 (interrupt_p): Likewise.
2528 (m32c_conditional_register_usage): Round memregs size up.
2529 (need_to_save): We only need to save $a0 when we use ENTER.
2530 (interrupt_p): Check for fast_interrupt too.
2531 (bank_switch_p): New.
2532 (fast_interrupt_p): New.
2533 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2534 (m32c_emit_prolog): Support bank switching and fast interrupts.
2535 * doc/extend.texi (Function Attributes): Add bank_switch and
2538 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2540 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2541 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2543 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2545 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2546 (menu): Add IA-64/VMS Options.
2547 (IA-64/VMS Options): Likewise.
2549 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2552 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2554 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2556 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2557 (mips_pop_asm_switch): Likewise.
2558 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2560 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2561 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2562 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2563 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2564 instead of set_noreorder.
2565 (mips_output_function_prologue): Use the new functions.
2566 (mips_output_function_epilogue): Likewise.
2567 (mips_need_noat_wrapper_p): New function, split out from...
2568 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2569 Use mips_push_asm_switch and mips_pop_asm_switch.
2570 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2571 and mips_pop_asm_switch.
2572 (ASM_OUTPUT_REG_POP): Likewise.
2573 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2574 Use mips_pop_asm_switch.
2575 (mips_asm_switch): New structure.
2576 (set_noreorder, set_nomacro): Replace with...
2577 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2578 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2579 instead of set_nomacro.
2580 (fix_truncsfsi2_macro): Likewise.
2581 (cprestore): Likewise.
2582 (hazard): Use mips_noreorder instead of set_noreorder.
2583 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2585 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2587 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2588 from prev_active_insn.
2590 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2592 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2593 * config/avr/avr.c (avr_override_options): Initialize
2594 avr_current_arch variable.
2595 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2596 __AVR_HAVE_16BIT_SP__ according to the device type.
2597 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2599 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2600 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2602 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2605 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2606 generating inlined subroutine die only. We shouldn't be
2607 called for anything else.
2608 (gen_block_die): Don't generate inline subroutine debug info for
2611 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2613 * graphite-poly.c (print_pbb): Print PBB index.
2615 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2618 * graphite-interchange.c (ppl_max_for_le): Moved...
2619 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2620 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2621 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2622 * graphite-ppl.h (ppl_max_for_le): Declared.
2624 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2626 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2627 supported on all platforms.
2628 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2629 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2630 * c-pragma.c: Likewise.
2631 * target-def.h (TARGET_INITIALIZER): Remove
2632 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2633 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2635 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2637 * config/ia64/fde-vms.c: New file.
2638 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2639 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2640 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2641 (uw_frame_state_for): Only register a personality routine if it is
2642 known to be compatible with our expectations.
2643 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2644 Declare unw_table_entry stack variable and
2645 mod all calls to _Unwind_FindTableEntry to add arg.
2646 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2647 (_Unwind_FindTableEntry): Add arg to prototype.
2649 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2651 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2652 field 'signal_pfs_loc'.
2653 (uw_frame_state_for): Remove duplicate code dealing with leaf
2654 procedures without unwind info.
2655 If in the frame after unwinding through a signal handler, restore
2656 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2657 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2658 'pfs_loc' to the AR.PFS location in the signal context; instead
2659 set 'signal_pfs_loc'.
2660 Manually generate the unwind info for the AR.PFS register.
2661 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2662 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2663 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2664 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2665 instead set 'signal_pfs_loc'.
2666 Remove code preventing the AR.PFS register from being restored
2667 from the signal context.
2669 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2670 Tristan Gingold <gingold@adacore.com>
2672 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2673 * config/ia64/t-vms: New file.
2674 * config/ia64/vms64.h: New file.
2675 * config/ia64/vms.h: New file.
2676 * config/ia64/vms-crtinit.asm: New file.
2677 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2678 * config/ia64/vms-unwind.h: New file.
2680 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2682 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2685 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2688 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2690 * real.h (do_mpc_arg2): ... here.
2691 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2694 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2696 * final.c (add_debug_prefix_map): Don't use GC memory for
2697 old_prefix and new_prefix.
2699 2009-08-14 Richard Guenther <rguenther@suse.de>
2701 * ipa-prop.c (compute_complex_pass_through): If we cannot
2702 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2704 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2706 * c-lex.c (c_lex_with_flags): Increase size of local variable
2707 to avoid memory clobber.
2709 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
2712 * config/i386/i386.c (ix86_fp_comparison_strategy):
2713 Only enable/disable sahf at function granularity.
2715 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
2717 PR rtl-optimization/41064
2718 * reload1.c (reload_as_needed): Don't call extract_insn
2719 for known invalid replacements after calling
2720 validate_replace_rtx_group and verify_changes.
2722 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2725 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
2726 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
2727 ix86_expand_fp_vcond.
2728 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
2729 Assert that operation is supported by ix86_expand_int_vcond.
2730 (vcondu<SSEMODE124C8:mode>): Ditto.
2732 2009-08-13 DJ Delorie <dj@redhat.com>
2734 * config/i386/djgpp-stdint.h: New.
2735 * config.gcc (djgpp): Use it.
2737 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
2739 * config/sh/sh.c (sh_override_options): When flag_exceptions or
2740 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2742 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2744 * tree-ssa-loop-prefetch.c
2745 (prune_ref_by_group_reuse): Enhance probabilistic analysis
2746 for long-stride pruning.
2747 (compute_miss_rate): New function to compute the probability
2748 that two memory references access different cache lines.
2750 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
2752 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
2754 2009-08-13 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
2758 use the constant pointer type.
2759 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
2760 of CV qualifiers on the target pointer type.
2761 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
2762 conversion check before restrict check.
2764 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2767 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
2769 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2771 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
2773 2009-08-12 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/41011
2776 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
2777 and reference constructing.
2779 2009-08-12 Xinliang David Li <davidxl@google.com>
2781 PR tree-optimization/41012
2782 * tree-flow.h : New external interface.
2783 * gimple-low.c (check_call_arg): Change to public function.
2784 Remove argument mismatch check in lowering.
2785 * tree-inline.h (tree_can_inline_p): Interface change.
2786 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
2788 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
2789 Call change to tree_can_inline_p function.
2790 (cgraph_decide_inlining_incrementally): Ditto.
2792 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
2794 PR tree-optimization/41031
2795 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
2796 on the partition variable rather than promote_mode on the source
2797 type. Assert that the partition variable's type has the same
2798 mode as the source value's.
2800 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
2802 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
2803 for for_return == 2.
2804 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
2806 * calls.c (expand_call): Fix typo.
2807 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
2809 * stmt.c (expand_value_return): Use promote_function_mode to copy out
2811 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
2812 * config/cris/cris.c (cris_promote_function_mode): Likewise.
2813 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
2814 * config/pa/pa.c (pa_promote_function_mode): Likewise.
2816 2009-08-12 Andrew Haley <aph@redhat.com>
2818 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
2820 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2823 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2825 2009-08-12 Richard Guenther <rguenther@suse.de>
2827 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
2828 * gimplify.c (gimplify_modify_expr): Do not use
2829 lang_hooks.types_compatible_p.
2830 * tree-ssa.c (useless_type_conversion_p): For aggregates
2831 just return false if the canonical types differ.
2833 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2836 * sese.c (convert_for_phi_arg): New.
2837 (add_guard_exit_phis): Use convert_for_phi_arg.
2839 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2841 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2842 unknown subscript upper bounds.
2844 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2845 Pranav Garg <pranav.garg2107@gmail.com>
2847 * graphite-interchange.c (gather_access_strides): Removed.
2848 (ppl_max_for_le): New.
2849 (build_linearized_memory_access): New.
2850 (memory_stride_in_loop): New.
2851 (pbb_interchange_profitable_p): Reimplemented.
2852 * graphite-ppl.h (ppl_new_id_map): New.
2853 (ppl_interchange): New.
2855 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2857 * graphite-interchange.c (compute_subscript): Removed.
2858 (compute_array_size_cstr): Removed.
2859 (compute_array_size_poly): Removed.
2860 (compute_array_size): Removed.
2861 (gather_access_strides_poly): Removed.
2862 (gather_access_strides): Empty.
2864 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2866 * graphite-dependences.c (dependence_polyhedron_1): Replace
2867 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2868 (graphite_legal_transform_dr): Same.
2869 (graphite_carried_dependence_level_k): Same.
2870 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2871 Initialize PDR_NB_SUBSCRIPTS.
2872 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2874 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2875 (PDR_NB_SUBSCRIPTS): New.
2876 (pdr_nb_subscripts): Removed.
2877 (pdr_dim): Simplified.
2878 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2879 with PDR_NB_SUBSCRIPTS.
2881 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2883 * graphite-interchange.c (compute_array_size): Remove use of
2885 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2886 Do not initialize PDR_DATA_CONTAINER.
2887 (print_pdr): Do not print PDR_DATA_CONTAINER.
2888 * graphite-poly.h (struct poly_dr): Remove data_container field.
2889 (PDR_DATA_CONTAINER): Removed.
2890 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2892 (build_poly_dr): Same.
2894 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2895 Sebastian Pop <sebastian.pop@amd.com>
2897 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2898 copy of the dependence polyhedron. Free the temporary objects.
2899 (graphite_carried_dependence_level_k): Free unused objects before
2902 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
2903 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
2904 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
2905 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
2906 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
2908 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2910 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2911 Early return without analyzing the data dependences if no
2912 transform has been done. Call restore_scattering if the transform
2914 (graphite-interchange.c): Same.
2915 * graphite-poly.c (print_scattering_function): Test for
2917 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2918 (apply_poly_transforms): Do not gcc_assert that
2919 the transform is legal.
2920 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
2921 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2922 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2923 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2924 * graphite-poly.h (struct poly_scattering): New.
2925 (struct poly_bb): Add original, transformed, and saved fields.
2926 Remove transformed_scattering, original_scattering,
2927 nb_local_variables and nb_scattering_transform fields.
2928 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2929 (poly_scattering_new): New.
2930 (poly_scattering_free): New.
2931 (poly_scattering_copy): New.
2932 (store_scattering_pbb): New.
2933 (store_scattering): New.
2934 (restore_scattering_pbb): New.
2935 (restore_scattering): New.
2936 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2937 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2939 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2944 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2946 * Makefile.in (graphite.o): Depends on PREDICT_H.
2947 * graphite.c: Include predict.h.
2948 (graphite_finalize): Call tree_estimate_probability.
2949 * predict.c (predict_loops): Do not call scev_initialize and
2951 (tree_estimate_probability_bb): New.
2952 (tree_estimate_probability): Do not initialize loops: move that
2953 code to the driver. Call tree_estimate_probability_bb.
2954 (tree_estimate_probability_driver): New.
2955 (pass_profile): Use tree_estimate_probability_driver.
2956 * predict.h (tree_estimate_probability): Declared.
2958 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2960 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2961 * graphite-dependences.c (graphite_legal_transform): Add time to
2962 TV_GRAPHITE_DATA_DEPS.
2963 (dependency_between_pbbs_p): Same.
2964 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2966 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
2968 PR rtl-optimization/41033
2969 * alias.c (nonoverlapping_component_refs_p): Punt when strict
2970 aliasing is disabled.
2972 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
2974 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
2975 si_mask_operand, and_load_operand, low_bitmask_operand,
2976 and_reg_operand, and_operand): New predicates.
2977 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
2978 * config/mips/mips.c (and_operands_ok): New function.
2979 * config/mips/mips-protos.h (and_operands_ok): Declare it.
2980 * config/mips/mips.md (move_type): Add ext_ins and logical.
2981 (type): Handle them.
2982 (and<mode>3): Use and_reg_operand as the second operand's predicate.
2983 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
2984 shift_shift. Remove commutative constraint modifier.
2985 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
2987 (*clear_upper32_dext): Remove define_insn_and_split.
2988 (*clear_upper32): Turn this define_insn_and_split ...
2989 (splitter for ANDing register with 0xffff_ffff): .. into this.
2991 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
2993 * combine.c (try_widen_shift_mode): Factor out code to check if an
2994 integer constant is a low-order bitmask from here ...
2995 * rtlanal.c (low_bitmask_len): ... to here.
2996 * rtl.h (low_bitmask_len): Declare.
2998 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3001 * config/alpha/alpha.md (addsi3): Remove expander.
3002 (addsi3): Rename from *addsi3_internal insn pattern.
3003 (subsi3): Remove expander.
3004 (subsi3): Rename from *subsi3_internal insn pattern.
3006 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3008 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3011 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3012 Eric Botcazou <botcazou@adacore.com>
3013 Douglas B Rupp <rupp@gnat.com>
3015 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3016 that records that fit in 64 bits are returned by immediate value,
3017 as required by OpenVMS Calling Standard.
3018 (function_value): Adjust for above modification.
3019 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3020 virtual_incoming_args_rtx as base object, not next_arg.
3021 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3023 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3025 * reload.c (find_reloads_subreg_address): Check the original
3026 req_equiv_mem address to detect the case where an address is
3027 not valid in the outer mode.
3029 2009-08-11 Richard Guenther <rguenther@suse.de>
3032 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3034 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3036 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3037 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3039 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3040 Douglas B Rupp <rupp@gnat.com>
3042 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3043 PT_STACK when frame_pointer_needed on OpenVMS.
3044 (alpha_pv_save_size, alpha_using_fp): Remove.
3045 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3046 with proper processing for PT_NULL.
3047 (alpha_vms_initial_elimination_offset): New function. Support for
3048 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3049 (alpha_sa_size): Force procedure type to PT_STACK when
3050 frame_pointer_needed on OpenVMS.
3051 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3052 (alpha_using_fp): Likewise.
3053 (alpha_vms_can_eliminate): Add prototype.
3054 (alpha_vms_initial_elimination_offset): Likewise.
3055 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3056 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3058 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3059 Douglas B Rupp <rupp@gnat.com>
3061 * config/alpha/alpha.c (common_object_handler): New function.
3062 (vms_attribute_table): Declare a single attribute "common_object".
3063 (vms_output_aligned_decl_common): New global function.
3064 (SECTION_VMS_OVERLAY): Delete.
3065 (SECTION_VMS_GLOBAL): Likewise.
3066 (SECTION_VMS_INITIALIZE): Likewise.
3067 (vms_asm_named_section): Remove support for above flags.
3068 (vms_section_type_flags): Delete.
3069 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3070 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3071 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3072 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3074 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3077 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3078 (sub_ddmmss): Likewise.
3080 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3083 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3086 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3089 * reload1.c (reload_as_needed): Use cancel_changes to completely
3090 undo a failed replacement attempt.
3092 2009-08-10 Richard Guenther <rguenther@suse.de>
3095 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3096 (useless_type_conversion_p): ... here. Require pointer targets
3099 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3102 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3103 loose the original type of the statement list.
3105 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3107 * config/alpha/alpha.c: Include libfuncs.h
3108 (avms_asm_output_extern): New function.
3109 (alpha_init_libfuncs): Init some decc libfuncs.
3110 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3111 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3112 (DO_CRTL_NAMES): Define.
3114 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3115 (LONG_TYPE_SIZE): Define.
3116 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3117 (SUBTARGET_SWITCHES): Define malloc64 switch.
3118 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3119 (MASK_RETURN_ADDR): Define.
3120 doc/invoke.texi (mmalloc64): Document switch.
3122 2009-08-09 Olivier Hainque <hainque@adacore.com>
3123 Douglas B Rupp <rupp@gnat.com>
3125 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3126 uses_condition_handler.
3127 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3128 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3129 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3130 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3131 (code_for_builtin): New insn codes for the new alpha_builtins.
3132 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3133 (alpha_sa_size): Account for uses_condition_handler.
3134 (alpha_expand_prologue): Likewise.
3135 (alpha_start_function): Likewise.
3136 (alpha_expand_epilogue): Likewise.
3137 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3138 establish/revert expanders.
3139 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3140 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3141 New expander, resorting to the alpha.c associated function.
3142 (builtin_revert_vms_condition_handler): Likewise.
3143 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3144 __gcc_shell_handler, the static VMS condition handler used as
3145 an indirection wrapper to the current dynamically established
3147 * config/alpha/vms-unwind.h: Complete rewrite.
3148 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3149 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3151 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3152 Douglas B Rupp <rupp@gnat.com>
3154 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3155 (alpha_need_linkage): Handle aliases. Return function symbol.
3156 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3157 Use ultimate alias target for the linkage name.
3158 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3159 by alpha_need_linkage for the function symbol.
3160 (setmemdi): Likewise.
3162 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3164 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3165 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3166 (ASM_WEAKEN_LABEL): Define.
3167 (CRT_CALL_STATIC_FUNCTION): Define.
3168 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3169 (ENDFILE_SPEC): Define.
3170 (INIT_SECTION_ASM_OP): Define.
3171 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3172 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3174 (MULTILIB_OSDIRNAMES): Define.
3175 (shlib_version): Define.
3176 (SHLIB_EXT): Define.
3177 (SHLIB_OBJS): Define.
3178 (SHLIB_NAME): Define.
3179 (SHLIB_MULTILIB): Define.
3180 (SHLIB_INSTALL): Define.
3181 (SHLIB_SYMVEC): Define.
3182 (SHLIB_SYMVECX2): Define.
3183 (SHLIB_LINK): Define.
3185 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3187 * config/alpha/alpha.c (alpha_initialize_trampoline):
3188 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3189 (alpha_start_function): Emit transfer address on nested functions
3190 for VMS trampoline call.
3191 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3192 since no longer used.
3193 * config/alpha/vms-tramp.asm: Remove.
3194 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3195 since now only data initialized at runtime.
3197 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3199 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3200 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3201 (MD_EXEC_PREFIX): Remove, no longer used.
3202 (MD_STARTFILE_PREFIX): Likewise.
3203 (INCLUDE_DEFAULTS): Likewise.
3204 * config/alpha/t-vms:
3205 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3207 2009-08-09 Richard Guenther <rguenther@suse.de>
3209 PR tree-optimization/41016
3210 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3211 (operand_precision): Remove.
3212 (integral_operand_p): Likewise.
3213 (recognize_single_bit_test): Adjust.
3215 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3217 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3218 operation overflows. Likewise non-cast unary arithmetic.
3219 If one arm of a conditional expression is always taken,
3220 inhibit evaluation warnings for the other arm. Likewise inhibit
3221 evaluation warnings for the second && or || operand if the first
3222 operand is enough to determine the result.
3223 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3225 (build_binary_op): Prevent duplicate evaluation warnings.
3227 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3229 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3230 and destination have different modes, Use promote_mode to
3231 determine the signedness of the conversion. Assert that the
3232 promoted source mode matches the destination mode. Don't pass
3233 the destination and destination mode to expand_expr if the source
3234 mode is different. Simplify conversion logic.
3236 2009-08-09 Ira Rosen <irar@il.ibm.com>
3238 PR tree-optimization/41008
3239 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3240 from condition only in case it's a comparison. Adjust checks.
3242 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3244 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3245 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3246 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3247 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3248 (dump_cand): Handle them.
3249 (struct iv_cand): New members COST_STEP and AINC_USE.
3250 (stmt_after_increment): Likewise.
3251 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3252 callers changed. Use gimple_uid comparison instead of scanning.
3253 (add_candidate_1): When looking for identical candidates, take
3254 AINC_USE into account. Set it for new candidates.
3255 (force_expr_to_var_cost): Cast target_spill_cost to int.
3256 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3257 All callers changed. Check for availability of autoinc addressing
3258 modes, both in general for a given mode, and in the specific use case.
3259 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3261 (get_computation_cost): Likewise.
3262 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3263 add_autoinc_candidates): New static functions.
3264 (add_candidate): Call add_autoinc_candidates for candidates based on
3266 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3267 (determine_use_iv_cost_address): If we have an autoinc candidate at
3268 the matching use, verify autoinc is possible and subtract the cost
3269 of the candidate's step from the cost.
3270 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3271 member of the candidate.
3272 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3273 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3275 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3277 * config.build (ia64-hp-*vms*): New target.
3278 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3280 * config.gcc (ia64-hp-*vms*): New target.
3281 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3283 * config.host (ia64-hp-*vms*): New target.
3284 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3287 2009-08-08 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/40991
3290 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3292 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3294 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3295 mode check. Do truncations in an integer mode.
3296 (force_to_mode): Handle subregs for all mode types. Only do
3297 arithmetic simplifications on integer modes.
3299 2009-08-07 Richard Guenther <rguenther@suse.de>
3301 PR tree-optimization/40999
3302 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3303 (maybe_fold_reference): Lookup constant initializers.
3304 (fold_gimple_assign): Likewise.
3306 2009-08-07 Richard Guenther <rguenther@suse.de>
3308 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3309 that require structural equality defer to the langhook.
3311 2009-08-07 Martin Jambor <mjambor@suse.cz>
3313 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3315 (struct ipa_pass_through_data): New type.
3316 (struct ipa_ancestor_jf_data): New type.
3317 (union jump_func_value): Removed field formal_id, added fields
3318 pass_through and ancestor.
3319 (struct ipa_param_call_note): Changed type of formal_id to int from
3321 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3322 operations jump functions and ancestor jump functions.
3323 (compute_complex_pass_through): New function.
3324 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3325 reflect changes in the jump function strucutre.
3326 (update_jump_functions_after_inlining): Ignore complex pass-through
3327 and ancestor jump functions.
3328 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3329 polynomial pass-through with operation jump functions.
3331 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3333 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3334 fde->dw_fde_begin as begin label instead of hot/cold label.
3335 Use LLSDAC label instead of LLSDA for second section lsda.
3336 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3337 label instead of LLSDA if it is true.
3338 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3340 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3341 SECTION argument. Use it as index into crtl->eh.call_site_record
3343 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3344 use it to determine how to print table entries instead of using
3345 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3346 label instead of normal begin label as base.
3347 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3348 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3349 ensure no EH range spans between sections and that landing pads
3350 are always in the corresponding section.
3351 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3352 for crtl->eh.call_site_record being an array rather than scalar.
3353 (output_one_function_exception_table): New function, copied
3354 from output_function_exception_table. Adjust
3355 dw2_size_of_call_site_table, dw2_output_call_site_table
3356 callers. For SECOND section use *C suffixed labels.
3357 (output_function_exception_table): Call
3358 output_one_function_exception_table and, when doing hot/cold
3359 partitioning, also another time for the second section.
3360 * opts.c: Include except.h.
3361 (decode_options): Allow -freorder-blocks-and-partition with
3362 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3363 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3364 * function.h (struct rtl_eh): Change call_site_record from
3365 scalar into array of 2 elements.
3367 2009-08-07 Martin Jambor <mjambor@suse.cz>
3369 * ipa-prop.c (count_formal_params_1): New function.
3370 (ipa_get_vector_of_formal_parms): New function.
3371 (get_vector_of_formal_parm_types): New function.
3372 (ipa_modify_formal_parameters): New function.
3373 (ipa_modify_call_arguments): New function.
3374 (index_in_adjustments_multiple_times_p): New function.
3375 (ipa_combine_adjustments): New function.
3376 (ipa_dump_param_adjustments): New function.
3377 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3378 (ipa_get_vector_of_formal_parms): Declare.
3379 (ipa_modify_formal_parameters): Declare.
3380 (ipa_modify_call_arguments): Declare.
3381 (ipa_combine_adjustments): Declare.
3382 (ipa_dump_param_adjustments): Declare.
3383 (build_ref_for_offset): Declare.
3384 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3385 * tree-sra.c: Include ipa-prop.c.
3386 (build_ref_for_offset): Make public.
3388 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3390 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3392 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3394 * gcc/doc/extend.texi (__builtin_extract_return_address)
3395 (__builtin_frob_return_address): Document.
3397 2009-08-06 Paul Brook <paul@codesourcery.com>
3399 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3400 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3401 implementation on ARMv6-M.
3403 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3405 * doc/extend.texi (pcs): Document new attribute for ARM.
3407 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3409 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3412 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3414 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3417 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3419 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3421 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3423 Merge ARM/hard_vfp_branch to trunk.
3425 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3427 * arm.c (libcall_eq): New function.
3428 (libcall_hash): New function.
3429 (add_libcall): New function.
3430 (arm_libcall_uses_aapcs_base): New function.
3431 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3432 libcalls using the base PCS.
3433 (arm_init_cumulative_args): Likewise.
3435 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3437 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3438 Use base ABI for conversion libfuncs between HFmode and SFmode.
3440 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3442 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3443 V4SImode as representatives of all 64-bit and 128-bit vector
3444 types. Allow vector types without vector modes.
3445 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3446 without vector modes like BLKmode.
3447 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3448 BLKmode. Avoid unsupported vector modes or TImode moves for
3450 (aapcs_vfp_allocate_return_reg): Likewise.
3451 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3452 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3454 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3456 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3457 (arm_get_pcs_model): Pass attribute arguments to
3458 arm_pcs_from_attribute.
3459 (arm_init_cumulative_args): Use base AAPCS for conversions from
3460 floating-point types to DImode.
3461 (arm_attribute_table): Add pcs attribute.
3462 (arm_handle_pcs_attribute): New.
3463 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3464 conversions from floating-point types to DImode, also declare them
3465 to use base AAPCS and declare functions they call to use base
3466 AAPCS and their RTABI names.
3468 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3470 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3471 -mfloat-abi=hard not being supported for VFP.
3473 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3475 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3476 SYMBOL_REF to hard_libcall_value.
3478 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3479 Richard Earnshaw <rearnsha@arm.com>
3481 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3482 has been put on the stack, all remaining co-processory arguments for
3483 that co-processor also go on the stack.
3485 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3487 * config/arm/arm.c (arm_return_in_memory): Handle returning
3488 vectors of suitable size in registers also for AAPCS case.
3490 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3492 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3494 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3496 ARM Hard-VFP calling convention
3497 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3498 * target.h (gcc_target): Add libcall_value to table of call hooks.
3499 * targhooks.h (default_libcall_value): Default implementation.
3500 * targhooks.c (default_libcall_value): Likewise.
3501 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3502 * optabs.c (expand_unop): Use it.
3503 * expr.h (hard_libcall_value): Pass the function RTX through.
3504 * calls.c (emit_library_call_value_1): Update call to
3506 * explow.c (hard_libcall_value): Use new target hook.
3507 * testsuite/lib/target-supports.exp
3508 (check_effective_target_arm_hard_vfp_ok): New hook.
3509 (check_effective_target_arm_neon_ok): Improve test for neon
3511 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3512 * config/arm/arm.c: Include cgraph.h
3513 (TARGET_FUNCTION_VALUE): Override default hook.
3514 (arm_pcs_default): New variable.
3515 (arm_override_options): Don't fault hard calling convention with VFP.
3516 Add support for AAPCS variants.
3517 (arm_function_value): Make static. Handle AAPCS variants.
3518 (arm_libcall_value): New function.
3519 (arm_apply_result_size): Handle VFP registers in results.
3520 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3522 (pcs_attribute_args): New variable.
3523 (arm_pcs_from_attribute): New function.
3524 (arm_get_pcs_model): New function.
3525 (aapcs_vfp_cum_init): New function.
3526 (aapcs_vfp_sub_candidate): New function.
3527 (aapcs_vfp_is_return_candidate): New function.
3528 (aapcs_vfp_is_call_candidate): New function.
3529 (aapcs_vfp_allocate): New function.
3530 (aapcs_vfp_allocate_return_reg): New function.
3531 (aapcs_vfp_advance): New function.
3532 (aapcs_cp_arg_layout): New variable.
3533 (aapcs_select_call_coproc): New function.
3534 (aapcs_select_return_coproc): New function.
3535 (aapcs_allocate_return_reg): New function.
3536 (aapcs_libcall_value): New function.
3537 (aapcs_layout_arg): New function.
3538 (arm_init_cumulative_args): Initialize AAPCS args data.
3539 (arm_function_arg): Handle AAPCS variants using new interface.
3540 (arm_arg_parital_bytes): Likewise.
3541 (arm_function_arg_advance): New function.
3542 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3543 calling conventions.
3544 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3545 * arm.h (NUM_VFP_ARG_REGS): Define.
3546 (LIBCALL_VALUE): Update.
3547 (FUNCTION_VALUE): Delete.
3548 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3549 (arm_pcs): New enum.
3550 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3551 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3552 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3553 * arm-protos.h (arm_function_arg_advance): Add.
3554 (aapcs_libcall_value): Add.
3555 (arm_function_value): Delete.
3557 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3558 H.J. Lu <hongjiu.lu@intel.com>
3561 * config/i386/i386.c (standard_sse_mode_p): Remove.
3562 (standard_sse_constant_p): Return 2 for integer mode
3563 vector_all_ones_operand when SSE2 is enabled.
3564 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3565 (ix86_expand_vector_move): Do not check for negative values from
3566 standard_sse_constant_p.
3568 2009-08-06 Richard Guenther <rguenther@suse.de>
3570 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3571 array type comparisons frontend independent.
3572 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3573 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3574 out array reference lower bound and element size operands.
3575 (ao_ref_init_from_vn_reference): Properly compute the offset
3576 for ARRAY_RANGE_REF.
3577 (vn_reference_fold_indirect): Fill out array reference lower
3578 bound and element size operands.
3579 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3580 a non gimple valued reference operand which can happen for
3581 array reference lower bound or element size.
3582 (create_component_ref_by_pieces_1): Properly generate the
3583 element size operand for array references.
3585 2009-08-06 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/40964
3588 * tree.c (iterative_hash_host_wide_int): Export.
3589 * tree.h (iterative_hash_host_wide_int): Declare.
3590 * tree-ssa-structalias.c (heapvar_map): New struct.
3591 (heapvar_map_eq): New function.
3592 (heapvar_map_hash): Likewise.
3593 (heapvar_lookup): Adjust.
3594 (heapvar_insert): Likewise.
3595 (make_constraint_from_heapvar): Allow multiple heap variables
3596 per decl at different offsets.
3597 (init_alias_heapvars): Adjust.
3599 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3601 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3602 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3603 trailing sync if TARGET_SYNC_AFTER_SC.
3605 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3607 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3608 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3609 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3610 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3611 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3612 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3613 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3614 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3615 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3616 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3617 the prototype declaration match the definition.
3618 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3619 instructions explicitly. Add barrier_before and operands
3621 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3622 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3623 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3624 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3625 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3626 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3628 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3630 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3632 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3633 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3636 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3639 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3641 PR rtl-optimization/40924
3642 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3643 make sure canon_rtx (mem_address) isn't simpler than
3644 canon_rtx (expanded_mem_address).
3646 2009-08-05 Li Feng <nemokingdom@gmail.com>
3648 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3650 (build_scop_drs): Build alias set for each SCoP.
3652 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3654 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3655 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3656 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3657 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3658 (BASE_DRIVER_SELF_SPECS): Likewise.
3660 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3662 * tree-ssa-alias.c: Fix some comment typos.
3664 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3666 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3667 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3669 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3672 * simplify-rtx.c (simplify_binary_operation_1): Disable
3673 simplifications for decimal float operations.
3675 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3678 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3679 operand of INDIRECT_REF.
3681 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3683 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3684 constants referencing TLS symbols.
3686 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3688 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3689 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3691 2009-08-03 Richard Guenther <rguenther@suse.de>
3693 * tree.c (make_vector_type): Build a main variant first,
3694 get the canonical one and then build the variant.
3695 * tree-ssa.c (useless_type_conversion_p_1): Handle
3697 (useless_type_conversion_p): Conversions to pointers to
3698 incomplete record types are useless.
3700 2009-08-03 Richard Guenther <rguenther@suse.de>
3702 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3703 file will be created.
3704 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
3705 * toplev.c (compile_file): Adjust comment.
3707 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
3709 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
3710 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
3711 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3712 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3713 (sh_promote_function_mode): Fix typo.
3715 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
3717 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
3719 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
3722 declaration arguments.
3724 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
3727 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
3728 (ix86_split_ashl): Ditto.
3729 (ix86_expand_vector_init_one_nonzero): Ditto.
3730 (ix86_expand_vector_set): Ditto.
3731 (ix86_expand_reduc_v4sf): Ditto.
3733 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
3735 * explow.c (promote_function_mode): Remove assert.
3736 * config/sh/sh.c (sh_promote_function_mode): Declare.
3738 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3740 * config/pa/pa.c (pa_promote_function_mode): Declare.
3741 Change to static. Fix promote_mode call.
3743 * gthr-dce.h (CONST_CAST2): Define if not defined.
3744 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
3746 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
3748 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
3750 * expr.c (store_constructor): Use promote_decl_mode. Remove
3751 now write-only variable unsignedp.
3752 (expand_expr_real_1): Use promote_decl_mode.
3753 * expr.h (promote_function_mode, promote_decl_mode): New.
3754 (promote_mode): Remove last argument.
3755 * function.c (assign_temp): Drop last argument of promote_mode.
3756 (assign_parm_find_data_types): Use promote_function_mode.
3757 (assign_parm_setup_reg): Likewise.
3758 (expand_function_end): Use promote_function_mode.
3759 * calls.c (initialize_argument_information): Use promote_function_mode.
3760 (precompute_arguments): Use promote_mode instead of checking if
3761 only PROMOTE_FUNCTION_MODE is defined.
3762 (expand_call): When making sibcall decisions, use promote_function_mode.
3763 Below, remove an if for targetm.calls.promote_function_return and
3764 and use promote_function_mode.
3765 (emit_library_call_value_1): Use promote_function_mode, fix bug
3766 where promote_mode was passed FOR_CALL == 0 for a return value in an
3768 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3769 * explow.c (promote_function_mode, promote_decl_mode): New.
3770 (promote_mode): Keep only the FOR_CALL == 0 case.
3771 * combine.c (setup_incoming_promotion): Remove test of
3772 promote_function_args. Use promote_function_mode.
3773 * stmt.c (expand_value_return): Use promote_decl_mode.
3774 (expand_decl): Use promote_decl_mode.
3776 * expr.c (store_constructor): Use promote_decl_mode. Remove
3777 now write-only variable unsignedp.
3778 (expand_expr_real_1): Use promote_decl_mode.
3779 * expr.h (promote_function_mode, promote_decl_mode): New.
3780 (promote_mode): Remove last argument.
3781 * function.c (assign_temp): Drop last argument of promote_mode.
3782 (assign_parm_find_data_types): Use promote_function_mode.
3783 (assign_parm_setup_reg): Likewise.
3784 (expand_function_end): Use promote_function_mode.
3785 * calls.c (initialize_argument_information): Use promote_function_mode.
3786 (precompute_arguments): Use promote_mode instead of checking if
3787 only PROMOTE_FUNCTION_MODE is defined.
3788 (expand_call): When making sibcall decisions, use promote_function_mode.
3789 Below, remove an if for targetm.calls.promote_function_return and
3790 and use promote_function_mode.
3791 (emit_library_call_value_1): Use promote_function_mode, fix bug
3792 where promote_mode was passed FOR_CALL == 0 for a return value in an
3794 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3795 * explow.c (promote_function_mode, promote_decl_mode): New.
3796 (promote_mode): Keep only the FOR_CALL == 0 case.
3797 * combine.c (setup_incoming_promotion): Remove test of
3798 promote_function_args. Use promote_function_mode.
3799 * stmt.c (expand_value_return): Use promote_decl_mode.
3800 (expand_decl): Use promote_decl_mode.
3802 * explow.c (promote_function_mode): Just call the target hook.
3803 * targhooks.c (default_promote_function_mode,
3804 default_promote_function_mode_always_promote): New.
3805 * targhooks.h (default_promote_function_mode,
3806 default_promote_function_mode_always_promote): Declare.
3807 * target.h (promote_function_args, promote_function_return): Remove.
3808 (promote_function_mode): New.
3809 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3810 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3811 (TARGET_PROMOTE_FUNCTION_MODE): New.
3812 (TARGET_CALLS): Adjust.
3813 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
3814 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
3816 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
3817 * config/s390/s390.c (s390_promote_function_mode): ... here,
3818 with pointer handling.
3819 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3820 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3822 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
3823 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
3824 with pointer handling.
3825 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3826 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3828 * config/sh/sh-protos.h (sh_promote_function_mode): New.
3829 * config/sh/sh.c (sh_promote_function_mode): New.
3830 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3831 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3833 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
3834 * config/cris/cris.c (cris_promote_function_mode): ... here.
3835 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3836 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3838 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
3839 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
3840 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3841 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3843 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
3844 * config/arm/arm.c (arm_promote_function_mode): ... here, without
3845 complex type handling.
3846 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3847 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3849 * config/pa/pa.c (pa_promote_function_mode): New.
3850 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3851 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3853 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
3854 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
3855 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
3856 * config/xtensa/xtensa.c: Likewise.
3857 * config/stormy16/stormy16.c: Likewise.
3858 * config/iq2000/iq2000.c: Likewise.
3859 * config/rs6000/rs6000.c: Likewise.
3860 * config/picochip/picochip.c: Likewise.
3861 * config/arc/arc.c: Likewise.
3862 * config/mcore/mcore.c: Likewise.
3863 * config/score/score.c: Likewise.
3864 * config/mips/mips.c: Likewise.
3865 * config/bfin/bfin.c: Likewise.
3866 * config/ia64/ia64.c: Likewise (disabled though).
3868 * config/frv/frv.h: Remove pointless remark.
3870 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
3871 TARGET_PROMOTE_FUNCTION_ARGS,
3872 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
3873 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
3875 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
3877 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
3878 -floop-parallelize-all.
3879 * toplev.c (process_options): Rename flag_graphite_force_parallel to
3880 flag_loop_parallelize_all.
3881 * tree-ssa-loop.c (gate_graphite_transforms): Same.
3882 * graphite.c (graphite_transform_loops): Same.
3884 * graphite-poly.c (apply_poly_transforms): Same.
3886 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
3888 PR tree-optimization/40914
3889 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
3890 if set, then check the delta field of the PMF record.
3891 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
3892 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
3893 call is stored in the delta.
3895 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
3897 * config/mips/mips.md (*clear_upper32_dext): New pattern.
3899 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/bsd.h (ASM_BYTE): New define.
3902 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
3903 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
3904 .byte. Use fputs or putc instead of fprintf where appropriate.
3905 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
3906 fputs or putc instead of fprintf where appropriate.
3907 * config/i386/i386elf.h: Ditto.
3908 * config/i386/sysv4.h: Ditto.
3910 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
3911 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
3912 (*tls_global_dynamic_64): Ditto.
3914 2009-07-31 Christian Bruel <christian.bruel@st.com>
3916 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3918 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3920 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
3921 Remove dead code for MINUS.
3923 2009-07-31 Anthony Green <green@moxielogic.com>
3925 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
3927 (moxie_expand_epilogue): Ditto for epilogue.
3928 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
3930 (moxie_function_arg): Ditto.
3931 (moxie_pass_by_reference): Ditto.
3932 (moxie_arg_partial_bytes): Ditto.
3933 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
3934 (FUNCTION_ARG_ADVANCE) Ditto.
3935 (REG_PARM_STACK_SPACE) Ditto.
3936 (FUNCTION_ARG_REGNO_P) Dito.
3938 * config.gcc: Add moxie linux config support.
3939 * gcc/config/moxie/uclinux.h: New file.
3941 2009-07-31 DJ Delorie <dj@redhat.com>
3943 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
3944 (UNSPECV_SP_SWITCH_E): New.
3945 (sp_switch_1): Change to an unspec.
3946 (sp_switch_2): Change to an unspec. Don't use post-inc when we
3948 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
3949 reference the new stack's address
3951 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3953 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
3954 graphite-clast-to-gimple.o, graphite-dependences.o,
3955 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
3956 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
3957 (graphite-blocking.o,
3958 graphite-clast-to-gimple.o, graphite-dependences.o,
3959 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
3960 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
3961 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
3962 * cfgloop.h (struct loop): Add can_be_parallel field.
3963 * common.opt (fgraphite-identity): Moved up.
3964 (fgraphite-force-parallel): New flag.
3965 * graphite.c: Rewrite.
3966 * graphite.h: Rewrite.
3967 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
3969 * toplev.c (graphite_out_file): New file descriptor.
3970 (graphite_in_file): New.
3971 (process_options): flag_graphite_force_parallel cannot be used without
3973 * tree-ssa-loop.c: Include toplev.h.
3974 (gate_graphite_transforms): Enable flag_graphite for
3975 flag_graphite_force_parallel.
3977 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3979 * ChangeLog.graphite: New.
3980 * graphite-blocking.c: New.
3981 * graphite-clast-to-gimple.c: New.
3982 * graphite-clast-to-gimple.h: New.
3983 * graphite-dependences.c: New.
3984 * graphite-dependences.h: New.
3985 * graphite-interchange.c: New.
3986 * graphite-poly.c: New.
3987 * graphite-poly.h: New.
3988 * graphite-ppl.c: New.
3989 * graphite-ppl.h: New.
3990 * graphite-scop-detection.c: New.
3991 * graphite-scop-detection.h: New.
3992 * graphite-sese-to-poly.c: New.
3993 * graphite-sese-to-poly.h: New.
3997 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3999 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4000 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4002 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4004 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4005 (scev_is_linear_expression): Return false if the evolution is not
4006 affine multivariate.
4008 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4010 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4011 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4013 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4015 * tree-data-ref.c (debug_data_references): New.
4016 (debug_data_reference): New.
4017 * tree-data-ref.h (debug_data_references): Declared.
4018 (debug_data_reference): Declared.
4020 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4022 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4023 * tree-data-ref.h (scop_p): Removed.
4024 (struct data_reference): Remove field scop.
4026 (stmt_simple_memref_p): Removed.
4028 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4030 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4031 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4034 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4036 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4038 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4040 * doc/invoke.texi (-fgraphite-identity): Documented.
4042 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4044 * tree-scalar-evolution.c: Fix comment.
4045 (instantiate_scev_1): Return unknow from scev instantiation if the
4046 result is not above instantiate_below.
4048 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4050 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4051 static anymore. Instantiate the symbols that may have been introduced
4053 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4056 2009-07-30 DJ Delorie <dj@redhat.com>
4058 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4059 .vliw directive to VLIW sections.
4061 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4063 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4065 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4066 (AUTOHEADER): New variable.
4067 ($(srcdir)/cstamp-h.in): Use it.
4069 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4070 Pat Haugen <pthaugen@us.ibm.com>
4071 Revital Eres <ERES@il.ibm.com>
4073 * config/rs6000/vector.md (VEC_F): Add VSX support.
4077 (vector_load_<mode>): Ditto.
4078 (vector_store_<mode>): Ditto.
4079 (vector GPR move split): Ditto.
4080 (vec_reload_and_plus_<mptrsize>): Ditto.
4081 (vec_reload_and_reg_<mptrsize>): Ditto.
4082 (add<mode>3): Ditto.
4083 (sub<mode>3): Ditto.
4084 (mul<mode>3): Ditto.
4085 (neg<mode>2): Ditto.
4086 (abs<mode>2): Ditto.
4087 (smin<mode>3): Ditto.
4088 (smax<mode>3): Ditto.
4089 (vector_eq<mode>): Ditto.
4090 (vector_gt<mode>): Ditto.
4091 (vector_ge<mode>): Ditto.
4092 (vector_gtu<mode>): Ditto.
4093 (vector_select_<mode>_uns): Ditto.
4094 (vector_eq_<mode>_p): Ditto.
4095 (vector_gt_<mode>_p): Ditto.
4096 (vector_ge_<mode>_p): Ditto.
4097 (vector_gtu_<mode>_p): Ditto.
4098 (cr6_test_for_zero): Ditto.
4099 (cr6_test_for_zero_reverse): Ditto.
4100 (cr6_test_for_lt): Ditto.
4101 (cr6_test_for_lt_reverse): Ditto.
4102 (xor<mode>3): Ditto.
4103 (ior<mode>3): Ditto.
4104 (and<mode>3): Ditto.
4105 (one_cmpl<mode>2): Ditto.
4106 (nor<mode>2): Ditto.
4107 (andc<mode>2): Ditto.
4108 (float<VEC_int<mode>2): Ditto.
4109 (unsigned_float<VEC_int><mode>2): Ditto.
4110 (fix_trunc<mode><VEC_int>2): Ditto.
4111 (fixuns_trunc<mode><VEC_int>2): Ditto.
4113 (vec_set<mode>): Ditto.
4114 (vec_extract<mode>): Ditto.
4115 (vec_interleave_highv4sf): Ditto.
4116 (vec_interleave_lowv4sf): Ditto.
4117 (vec_realign_load_<mode>): Ditto.
4118 (vec_shl_<mode>): Ditto.
4119 (vec_shr_<mode>): Ditto.
4120 (div<mode>3): New patterns for VSX.
4121 (vec_interleave_highv2df): Ditto.
4122 (vec_interleave_lowv2df): Ditto.
4123 (vec_pack_trunc_v2df): Ditto.
4124 (vec_pack_sfix_trunc_v2df): Ditto.
4125 (vec_pack_ufix_trunc_v2df): Ditto.
4126 (vec_unpacks_hi_v4sf): Ditto.
4127 (vec_unpacks_lo_v4sf): Ditto.
4128 (vec_unpacks_float_hi_v4si): Ditto.
4129 (vec_unpacks_float_lo_v4si): Ditto.
4130 (vec_unpacku_float_hi_v4si): Ditto.
4131 (vec_unpacku_float_lo_v4si): Ditto.
4132 (movmisalign<mode>): Ditto.
4133 (vector_ceil<mode>2): New patterns for vectorizing math library.
4134 (vector_floor<mode>2): Ditto.
4135 (vector_btrunc<mode>2): Ditto.
4136 (vector_copysign<mode>3): Ditto.
4138 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4139 predicate for setting the high bit in each word, used for copysign.
4141 * config/rs6000/ppc-asm.h (f19): Whitespace.
4142 (f32-f63): Define if VSX.
4143 (v0-v31): Define if Altivec.
4144 (vs0-vs63): Define if VSX.
4146 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4148 * config/rs6000/power7.md: New file, provide tuning parameters for
4151 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4152 (rs6000_cpu_cpp_builtins): Ditto.
4153 (altivec_overloaded_builtins): Ditto.
4154 (altivec_resolve_overloaded_builtin): Ditto.
4156 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4157 debug switch to disable vectorizing simple math builtin
4160 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4161 Vectorize simple math builtin functions.
4162 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4163 hook to vectorize math builtins.
4164 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4165 (rs6000_builtin_conversion): Add VSX/power7 support.
4166 (rs6000_builtin_vec_perm): Ditto.
4167 (vsplits_constant): Add support for loading up a vector constant
4168 with just the high bit set in each part.
4169 (rs6000_expand_vector_init): Add VSX/power7 support.
4170 (rs6000_expand_vector_set): Ditto.
4171 (rs6000_expand_vector_extract): Ditto.
4172 (rs6000_emit_move): Ditto.
4173 (bdesc_3arg): Ditto.
4174 (bdesc_2arg): Ditto.
4175 (bdesc_1arg): Ditto.
4176 (rs6000_expand_ternop_builtin): Ditto.
4177 (altivec_expand_builtin): Ditto.
4178 (rs6000_expand_unop_builtin): Ditto.
4179 (rs6000_init_builtins): Ditto.
4180 (altivec_init_builtins): Ditto.
4181 (builtin_function_type): Ditto.
4182 (rs6000_common_init_builtins): Ditto.
4183 (rs6000_handle_altivec_attribute); Ditto.
4184 (rs6000_mangle_type): Ditto.
4185 (rs6000_vector_mode_supported_p): Ditto.
4186 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4189 * config/rs6000/vsx.md: New file for VSX support.
4191 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4192 identifing values with just the most significant bit set.
4193 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4194 vectorized builtins.
4196 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4197 (UNSPEC_VRFIM): Delete.
4198 (splitter for loading up vector with most significant bit): New
4199 splitter for vectorizing copysign.
4200 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4201 vectorizing simple math functions.
4202 (altivec_vrfip): Add support for vectorizing simple math functions.
4203 (altivec_vrfim): Ditto.
4204 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4206 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4207 (power7.md, vsx.md): Include for power7 support.
4208 (copysigndf3): Use VSX instructions if -mvsx.
4209 (negdf2_fpr): Ditto.
4210 (absdf2_fpr): Ditto.
4211 (nabsdf2_fpr): Ditto.
4212 (adddf3_fpr): Ditto.
4213 (subdf3_fpr): Ditto.
4214 (muldf3_fpr): Ditto.
4215 (divdf3_fpr): Ditto.
4216 (fix_truncdfdi2_fpr): Ditto.
4217 (cmpdf_internal1): Ditto.
4218 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4219 (btruncdf2, btruncdf2_fpr): Ditto.
4220 (ceildf2, ceildf2_fpr): Ditto.
4221 (floordf2, floordf2_fpr): Ditto.
4222 (floatdidf2, floatdidf2_fpr): Ditto.
4223 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4224 (fmsubdf4_fpr): Ditto.
4225 (fnmadddf4_fpr_1): Ditto.
4226 (fnmadddf4_fpr_2): Ditto.
4227 (fnmsubdf4_fpr_1): Ditto.
4228 (fnmsubdf4_fpr_2): Ditto.
4229 (fixuns_truncdfdi2): Add expander for VSX support.
4230 (fix_truncdfdi2): Ditto.
4231 (fix_truncdfsi2): Ditto.
4233 (btruncsf2): Whitespace.
4234 (movdf_hardfloat32): Add support for VSX registers.
4235 (movdf_softfloat32): Ditto.
4236 (movdf_hardfloat64): Ditto.
4237 (movdf_hardfloat64_mfpgpr): Ditto.
4238 (movdf_softfloat64): Ditto.
4239 (movti splitters): Add check for vector registers supporting
4240 TImode in the future.
4241 (bpermd): Add power7 bpermd instruction.
4243 * config/rs6000/altivec.h (vec_div): Define if VSX.
4247 (vec_nearbyint): Ditto.
4250 (all predicates): Use the generic builtin function, and not the V4SF
4251 specific function so that the predicates will work with VSX's V2DF.
4255 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4256 Document new VSX functions and types.
4258 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4261 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4262 "wa", and "j" constraints. Modify "v" to talk about Altivec
4263 instead of just vector.
4265 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4268 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4269 location for phi arguments.
4270 (rewrite_update_phi_arguments): Find locations for reaching defs.
4271 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4272 Add location to add_phi_arg calls.
4273 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4274 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4275 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4276 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4277 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4278 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4279 * tree-phinodes.c (make_phi_node): Initialize location.
4280 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4281 (add_phi_arg): Add location parameter.
4282 (remove_phi_arg_num): Move location when moving phi argument.
4283 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4285 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4286 slpeel_update_phi_nodes_for_guard1,
4287 slpeel_update_phi_nodes_for_guard2,
4288 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4289 vect_loop_versioning): Set locations.
4290 * tree-parloops.c (create_phi_for_local_result,
4291 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4292 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4293 * tree-vect-loop.c (get_initial_def_for_induction,
4294 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4296 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4297 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4298 (gimple_phi_arg_set_location): New. Set locus.
4299 (gimple_phi_arg_has_location): New. Check for locus.
4300 (redirect_edge_var_map_location): New. Return locus from var_map.
4301 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4302 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4303 combining PHI arguments.
4304 (cond_store_replacement): Set location.
4305 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4306 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4307 scop_add_exit_phis_edge): Add locations.
4308 * tree-cfgcleanup.c (remove_forwarder_block,
4309 remove_forwarder_block_with_phi): Add locations.
4310 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4311 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4313 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4314 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4315 flush_pending_stmts): Add source location.
4316 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4317 stack to preserve locations.
4318 * tree-vect-stmts.c (vectorizable_load): Add location.
4319 * tree-inline.c (copy_phis_for_bb): Copy locus.
4320 (setup_one_parameter): Add call locus to inlined parameter stmts.
4321 (initialize_inlined_parameters): Pass in call location as parameter
4323 (tree_function_versioning): Pass location to setup_one_parameter.
4324 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4325 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4326 copy and edge lists.
4327 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4328 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4329 locus parameter and override the stmt default if provided.
4330 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4331 elim_graph_add_edge, elim_graph_remove_succ_edge,
4332 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4333 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4334 eliminate_phi): Add locus info in elimination graph for each edge and
4336 (insert_backedge_copies): Copy locus if present.
4337 * tree-flow.h (struct _edge_var_map): Add locus field.
4338 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4339 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4340 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4342 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4344 2009-07-30 Martin Jambor <mjambor@suse.cz>
4346 PR tree-optimization/40570
4347 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4350 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4352 * ssa-loop-manip.c: Include langhooks.h.
4353 (rewrite_phi_with_iv): New.
4354 (rewrite_all_phi_nodes_with_iv): New.
4355 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4356 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4357 * tree-parloops.c (loop_parallel_p): Move out all conditions
4358 except dependency check.
4359 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4360 (gen_parallel_loop): Call canonicalize_loop_ivs without
4361 reduction_list argument.
4362 (build_new_reduction): New.
4363 (gather_scalar_reductions): New.
4364 (try_get_loop_niter): New.
4365 (try_create_reduction_list): New.
4366 (parallleize_loops): Change the parallel conditions check.
4367 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4368 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4370 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4372 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4374 * doc/options.texi (Option properties): Mention new quoting syntax.
4376 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4378 * config/alpha/alpha.c (alpha_start_function):
4379 Handle VMS_DEBUG_MAIN_POINTER
4380 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4381 * doc/invoke.texi: Document -mdebug-main switch.
4383 2009-07-29 Richard Henderson <rth@redhat.com>
4385 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4386 (cgraph_create_edge_including_clones): Likewise.
4387 * tree-inline.c (copy_bb): Operate on the correct edges
4388 when updating the callgraph.
4390 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4392 * config/alpha/vms-cc.c: Deleted.
4393 * config/alpha/vms-ld.c: Deleted.
4394 * config/alpha/t-vms64: Moved to config/vms
4395 * config/alpha/vms-crt0-64.c: Moved to config/vms
4396 * config/alpha/vms-crt0.c: Moved to config/vms
4397 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4398 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4399 * config/alpha/xm-vms.h: Moved to config/vms
4400 * config/alpha/x-vms: Moved to config/vms
4401 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4403 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4404 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4406 * config/vms/t-vms64: Moved here from config/alpha
4407 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4408 (argc,argv,envp): Enforce 32bit malloc'ing.
4409 * config/vms/vms-psxcrt0-64.c: Likewise.
4410 * config/vms/vms-crt0.c: Moved here from config/alpha.
4411 * config/vms/vms-psxcrt0.c: Likewise.
4412 * config/vms/vms-crtl-64.h: New file.
4413 * config/vms/vms-crtl.h: New file.
4414 * config/vms/vms.opt: New file.
4415 * config/vms/xm-vms64.h: New file.
4416 * config/vms/xm-vms.h: Moved here from config/alpha.
4417 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4419 * config/vms/x-vms: Moved here from config/alpha.
4420 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4421 (vms-ld.o, vms-cc.o): Removed.
4422 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4424 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4426 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4427 correct stack (obvious VMS fix).
4429 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4431 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4432 date, version info if VMS_DEBUGGING_INFO defined.
4433 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4434 size, date calculating code moved here.
4436 2009-07-29 Paul Brook <paul@codesourcery.com>
4438 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4441 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4444 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4445 to DImode when generating insq_le insn.
4447 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4449 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4450 New macro set for VMS_DEBUGGGING_INFO.
4451 (AT_string_form): Use it.
4453 2009-07-28 DJ Delorie <dj@redhat.com>
4455 * config/mep/mep.c (vtext_section): New.
4456 (vftext_section): New.
4457 (ftext_section): New.
4458 (mep_select_section): Add support for functions.
4459 (mep_unique_section): Likewise.
4460 (mep_asm_init_sections): Likewise.
4461 (mep_encode_section_info): Remove it from here.
4463 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4465 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4467 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4468 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4470 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4472 * dwarf2out.c (output_file_names): Test new macro
4473 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4474 (add_comp_dir_attribute): Likewise.
4476 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4478 * config/i386/mingw-w64.h (LINK_SPEC): Add
4479 separating space between commands.
4481 2009-07-28 Jan Hubicka <jh@suse.cz>
4483 PR tree-optimization/40759
4484 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4487 2009-07-27 DJ Delorie <dj@redhat.com>
4489 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4490 types are dword-aligned.
4491 (mep_expand_va_start): Likewise.
4493 2009-07-27 Olivier Hainque <hainque@adacore.com>
4494 Douglas B Rupp <rupp@gnat.com>
4496 * convert.c (convert_to_pointer): Don't assume the target
4497 pointer type is POINTER_SIZE long. Fetch its precision instead.
4499 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4501 * system.h (fopen): Undefine if macro.
4503 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4505 * dwarf2out.c (output_cfi_p): Removed.
4506 (output_cfis): New function.
4507 (output_fde): New function, split from output_call_frame_info.
4508 (output_call_frame_info): Use it.
4509 (dwarf2out_switch_text_section): Use output_cfis.
4511 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4513 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4514 TARGET_BI_ARCH is specified without enabling SJLJ.
4515 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4516 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4518 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4520 * arm.md (negdi2): Use DImode if forcing a value into a register.
4522 2009-07-26 Ira Rosen <irar@il.ibm.com>
4524 PR tree-optimization/40801
4525 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4526 of vector operand from the previous copy of vector statement.
4527 Pass the correct definition type value to
4528 vect_get_vec_def_for_stmt_copy().
4530 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4532 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4533 const char ** conversion.
4535 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4537 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4538 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4539 (gcc_unreachable): Invoke __builtin_unreachable() if
4540 !ENABLE_ASSERT_CHECKING.
4542 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4544 PR rtl-optimization/40445
4545 * emit-rtl.c (next_nonnote_insn_bb): New function.
4546 * rtl.h (next_nonnote_insn_bb): Declare new function.
4547 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4548 with no successors that is the successor of the ENTRY_BLOCK.
4549 Continue from the top after removing an empty fallthrough block.
4550 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4551 of next_nonnote_insn.
4553 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4555 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4557 2009-07-25 Martin Jambor <mjambor@suse.cz>
4559 * c-common.c (c_common_attribute_table): New element for noclone.
4560 (handle_noclone_attribute): New function. Forward-declare.
4561 * tree-inline.c (tree_versionable_function_p): Check for noclone
4563 * doc/extend.texi (Labels as Values): Document need for noclone.
4564 (Function Attributes): Document noclone attribute.
4566 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4568 PR rtl-optimization/34999
4569 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4570 and dw_fde_switched_cold_to_hot fields.
4571 (output_cfi_p): New function.
4572 (output_call_frame_info): If fde->dw_fde_switched_sections,
4573 output 2 FDEs instead of one with corrupted header.
4574 (dwarf2out_do_cfi_startproc): New function.
4575 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4576 and fde->dw_fde_switched_cold_to_hot.
4577 (dwarf2out_switch_text_section): Compute
4578 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4579 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4580 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4581 Otherwise, compute fde->dw_fde_switch_cfi.
4583 2009-07-24 Cary Coutant <ccoutant@google.com>
4585 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4587 2009-07-24 Cary Coutant <ccoutant@google.com>
4589 * cfghooks.c (split_block): Copy discriminator to new block.
4590 * tree-cfg.c (assign_discriminator): Check location of last
4591 instruction in block as well as first.
4593 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4595 * config/i386/linux.c: Use fputs or putc instead of fprintf
4597 * config/i386/gas.h: Ditto.
4598 * config/i386/x86-64.h: Ditto.
4599 * config/i386/att.h: Ditto.
4601 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4603 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4606 2009-07-24 Martin Jambor <mjambor@suse.cz>
4608 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4609 (ipa_push_func_to_list_1): Declare.
4610 (ipa_push_func_to_list): New function.
4612 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4613 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4614 (ipa_push_func_to_list): Removed.
4615 (ipa_pop_func_from_list): Clear node_enqueued flag.
4617 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4619 * config/s390/s390.c (override_options): Default
4620 max-unrolled-insns to 100 for z10 tuning.
4622 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4624 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4625 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4626 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4627 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4628 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4629 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4630 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4632 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4634 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4635 use default set in mingw32.h header.
4636 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4637 64-bit /mingw/include path.
4638 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4641 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4643 PR rtl-optimization/40209
4644 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4646 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4648 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4649 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4650 with the rest of string where appropriate. Use fputs or putc
4651 instead of fprintf where appropriate.
4653 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4654 Pat Haugen <pthaugen@us.ibm.com>
4655 Revital Eres <ERES@il.ibm.com>
4657 * config/rs6000/vector.md: New file. Move most of the vector
4658 expander support here from altivec.md to allow for the VSX vector
4659 unit in the future. Add support for secondary_reload patterns.
4660 Rewrite the patterns for vector comparison, and vector comparison
4661 predicate instructions so that the RTL expresses the desired
4662 behavior, instead of using unspec.
4664 * config/rs6000/constraints.md ("f" constraint): Use
4665 rs6000_constraints to hold the precalculated register class.
4666 ("d" constraint): Ditto.
4667 ("wd" constraint): New constraint for VSX.
4668 ("wf" constraint): Ditto.
4669 ("ws" constraint): Ditto.
4670 ("wa" constraint): Ditto.
4671 ("wZ" constraint): Ditto.
4672 ("j" constraint): Ditto.
4674 * config/rs6000/predicates.md (vsx_register_operand): New
4676 (vfloat_operand): New predicate for vector.md.
4677 (vint_operand): Ditto.
4678 (vlogical_operand): Ditto.
4679 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4680 (easy_vector_constant): Add VSX support.
4681 (altivec_indexed_or_indirect_operand): New predicate for
4682 recognizing Altivec style memory references with AND -16.
4684 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4685 for vector secondary reload support.
4686 (rs6000_vector_reg_class): Delete, replacing it with
4688 (rs6000_vsx_reg_class): Ditto.
4689 (rs6000_constraints): New array to hold the register classes of
4690 each of the register constraints that can vary at runtime.
4691 (builtin_mode_to_type): New static array for builtin function type
4693 (builtin_hash_table): New static hash table for builtin function
4695 (TARGET_SECONDARY_RELOAD): Define target hook.
4696 (TARGET_IRA_COVER_CLASSES): Ditto.
4697 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4698 registers are 128 bits if VSX memory reference instructions are used.
4699 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4701 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4702 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4703 Print several of the scheduling related parameters.
4704 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
4705 rs6000_constraints instead of rs6000_vector_reg_class. Move
4706 -mdebug=reg code to rs6000_debug_reg_global. Add support for
4707 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
4708 Altivec. Add VSX support. Setup for secondary reload support on
4709 Altivec/VSX registers.
4710 (rs6000_override_options): Make power7 set the scheduling groups
4711 like the power5. Add support for new debug switches to override
4712 the scheduling defaults. Temporarily disable -mcpu=power7 from
4713 setting -mvsx. Add support for debug switches -malways-hint,
4714 -msched-groups, and -malign-branch-targets.
4715 (rs6000_buitlin_conversion): Add support for returning unsigned
4716 vector conversion functions to fix regressions due to stricter
4718 (rs6000_builtin_mul_widen_even): Ditto.
4719 (rs6000_builtin_mul_widen_odd): Ditto.
4720 (rs6000_builtin_vec_perm): Ditto.
4721 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
4722 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
4724 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
4726 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
4727 VSX types for bit operations. Changes to accomidate vector.md.
4728 (bdesc_2arg): Ditto.
4729 (bdesc_1arg): Ditto.
4730 (struct builtin_description_predicates): Rewrite predicate
4731 handling so that RTL describes the operation, instead of passing
4732 the instruction to be used as a string argument.
4733 (bdesc_altivec_preds): Ditto.
4734 (altivec_expand_predicate_builtin): Ditto.
4735 (altivec_expand_builtin): Ditto.
4736 (rs6000_expand_ternop_builtin): Use a switch instead of an if
4737 statement for vsldoi support.
4738 (altivec_expand_ld_builtin): Change to use new names from vector.md.
4739 (altivec_expand_st_builtin): Ditto.
4740 (paired_expand_builtin): Whitespace changes.
4741 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
4742 builtin_mode_to_type table for secondary reload. Call
4743 builtin_function_type to build random builtin functions.
4744 (altivec_init_builtins): Change to use builtin_function_type to
4745 create builtin function types dynamically as we need them.
4746 (builtin_hash_function): New support for hashing the tree types
4747 for builtin function as we need it, rather than trying to build
4748 all of the trees that we need. Add initial preliminary VSX support.
4749 (builtin_function_type): Ditto.
4750 (builtin_function_eq): Ditto.
4751 (builtin_hash_struct): Ditto.
4752 (rs6000_init_builtins): Ditto.
4753 (rs6000_common_init_builtins): Ditto.
4754 (altivec_init_builtins): Ditto.
4755 (rs6000_common_init_builtins): Ditto.
4756 (enum reload_reg_type): New enum for simplifing reg classes.
4757 (rs6000_reload_register_type): Simplify register classes into GPR,
4758 Vector, and other registers. Altivec and VSX addresses in reload.
4759 (rs6000_secondary_reload_inner): Ditto.
4760 (rs6000_ira_cover_classes): New target hook, that returns the
4761 appropriate cover classes, based on -mvsx being used or not.
4762 (rs6000_secondary_reload_class): Add VSX support.
4763 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
4764 (get_vsel_insn): Ditto.
4765 (rs6000_emit_vector_compare): Rewrite vector conditional support
4766 so that where we can, we use RTL operators, instead of blindly use
4768 (rs6000_emit_vector_select): Ditto.
4769 (rs6000_emit_vector_cond_expr): Ditto.
4770 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
4771 (create_TOC_reference): Add -mdebug=addr support.
4772 (emit_frame_save): VSX loads/stores need register indexed addressing.
4774 * config/rs6000/rs6000.md: Include vector.md.
4776 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
4778 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4779 support for V2DI, V2DF in logical, permute, select operations.
4781 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
4782 switch for vsx/power7.
4783 (-mvsx-scalar-memory): Ditto.
4784 (-mvsx-align-128): Ditto.
4785 (-mallow-movmisalign): Ditto.
4786 (-mallow-df-permute): Ditto.
4787 (-msched-groups): Ditto.
4788 (-malways-hint): Ditto.
4789 (-malign-branch-targets): Ditto.
4791 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
4793 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
4794 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
4795 (rs6000_vector_reg_class): Delete.
4796 (rs6000_vsx_reg_class): Ditto.
4797 (enum rs6000_reg_class_enum): New enum for the constraints that
4798 vary based on target switches.
4799 (rs6000_constraints): New array to hold the register class for all
4800 of the register constraints that vary based on the switches used.
4801 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
4802 (enum rs6000_builtins): Add unsigned varients for the builtin
4803 declarations returned by target hooks for expanding multiplies,
4804 select, and permute operations. Add VSX builtins.
4805 (enum rs6000_builtin_type_index): Add entries for VSX.
4806 (V2DI_type_node): Ditto.
4807 (V2DF_type_node): Ditto.
4808 (unsigned_V2DI_type_node): Ditto.
4809 (bool_long_type_node): Ditto.
4810 (intDI_type_internal_node): Ditto.
4811 (uintDI_type_internal_node): Ditto.
4812 (double_type_internal_node): Ditto.
4814 * config/rs6000/altivec.md (whole file): Move all expanders to
4815 vector.md from altivec.md. Rename insn matching functions to be
4817 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
4818 (altivec_vcmp*): Ditto.
4819 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
4820 (VM): New iterator for moves that includes the VSX types.
4821 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
4822 (altivec_vperm_<mode>_uns): New, for unsigned types.
4823 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
4824 (altivec_eq<mode>): Ditto.
4825 (altivec_gt<mode>): Ditto.
4826 (altivec_gtu<mode>): Ditto.
4827 (altivec_eqv4sf): Ditto.
4828 (altivec_gev4sf): Ditto.
4829 (altivec_gtv4sf): Ditto.
4830 (altivec_vcmpbfp_p): Ditto.
4832 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
4834 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
4837 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.c (output_387_ffreep): Rewrite to use
4841 ASM_SHORT instead of .word.
4842 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
4843 instead of .word in asm template.
4845 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
4848 * ira-lives.c (bb_has_abnormal_call_pred): New function.
4849 (process_bb_node_lives): Use it.
4851 * ira.c (setup_cover_and_important_classes): Don't setup
4852 ira_important_class_nums. Add cover classes to the end of
4854 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
4856 (find_reg_class_closure): Use reorder_important_classes.
4858 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
4860 * config/i386/i386.c (i386_ira_cover_classes): New function.
4861 (TARGET_IRA_COVER_CLASSES): Redefine.
4863 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
4864 importance of order of cover classes in the array.
4866 2009-07-22 Diego Novillo <dnovillo@google.com>
4868 * tree-pass.h (TDF_EH): Define.
4869 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
4870 contains TDF_EH, print the EH region number holding GS.
4871 * tree-dump.c (dump_options): Add "eh".
4872 * doc/invoke.texi: Document it.
4874 2009-07-22 Doug Kwan <dougkwan@google.com>
4876 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
4878 2009-07-22 Michael Matz <matz@suse.de>
4880 PR tree-optimization/35229
4881 PR tree-optimization/39300
4883 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
4884 (inhibit_phi_insertion): New function.
4885 (insert_into_preds_of_block): Call it for REFERENCEs.
4886 (init_pre): Initialize and finalize scalar evolutions.
4887 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
4889 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/predicates.md (zero_extended_scalar_load_operand):
4892 Use CONST_VECTOR_NUNITS to determine number of elements.
4894 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
4896 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
4897 (U, W): Constraints are now deprecated and will be removed if we
4899 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
4901 ("prefetch"): Add the stcmh instruction for prefetching.
4902 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
4904 (s390_short_displacement): Return always true if compiling for
4905 machines not providing the long displacement facility.
4906 (s390_mem_constraint): Support the new constraint letter Z.
4907 (s390_check_qrst_address): New function.
4909 2009-07-21 DJ Delorie <dj@redhat.com>
4911 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
4914 2009-07-21 Jason Merrill <jason@redhat.com>
4916 * c-common.c (max_tinst_depth): Increase default to 1024.
4918 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
4920 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
4921 (vec_unpacku_float_lo_v4si): Ditto.
4923 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
4927 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
4928 (builtin_description): Add __builtin_ia32_cvtudq2ps.
4929 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
4931 2009-07-21 Jakub Jelinek <jakub@redhat.com>
4933 PR tree-optimization/40813
4934 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
4937 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
4939 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
4940 with a NOP_EXPR if needed.
4942 2009-07-21 Paul Brook <paul@codesourcery.com>
4944 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
4945 Terminate debug dump with newline.
4947 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4949 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
4950 Cast "1" to unsigned HOST_WIDE_INT.
4951 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
4952 deposit length to the maximum length - lsb. Extend length if
4953 HOST_BITS_PER_WIDE_INT is 32.
4955 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
4957 * cgraph.h (constant_pool_htab): New function.
4958 (constant_descriptor_tree): Move from varasm.c.
4959 * varasm.c (constant_pool_htab): New function.
4960 (constant_descriptor_tree): Move to cgraph.h.
4962 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
4964 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
4966 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
4968 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
4971 2009-07-20 Xinliang David Li <davidxl@google.com>
4973 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
4975 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
4977 * config/mips/mips.md (move_type): Add arith.
4978 (type): Handle arith.
4979 (zero_extendsidi2): Rename this into ...
4980 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
4981 (zero_extendsidi2): New expander.
4982 (*zero_extendsidi2_dext): New pattern.
4984 2009-07-20 Nick Clifton <nickc@redhat.com>
4986 * config.gcc (mips64-*-*): Add definition of tm_defines in order
4987 to set MIPS_ABI_DEFAULT.
4988 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
4990 2009-07-20 Jakub Jelinek <jakub@redhat.com>
4992 * tree-object-size.c (addr_object_size): Handle unions with
4993 array in it as last field of structs in __bos (, 1) as __bos (, 0).
4995 PR tree-optimization/40792
4996 * tree.c (build_function_type_skip_args): Remove bogus assert.
4998 2009-07-20 Jan Hubicka <jh@suse.cz>
4999 Martin Jambor <mjambor@suse.cz>
5001 * cgraph.h (combined_args_to_skip): New field.
5002 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5003 combined_args_to_skip and args_to_skip.
5004 * tree-inline.c (update_clone_info): New function.
5005 (tree_function_versioning): Call update_clone_info.
5006 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5008 (cgraph_materialize_all_clones): More extensive dumping, working
5009 with combined_args_to_skip rather than args_to_skip.
5011 2009-07-20 Ira Rosen <irar@il.ibm.com>
5013 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5014 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5015 (get_initial_def_for_reduction): Likewise.
5016 (vectorizable_reduction): Skip the check of first operand in case
5017 of COND_EXPR. Add check that it is outer loop vectorization if
5018 nested cycle was detected. Call vectorizable_condition() for
5019 COND_EXPR. If reduction epilogue cannot be created do not fail for
5020 nested cycles (if it is not double reduction). Assert that there
5021 is only one type in the loop in case of COND_EXPR. Call
5022 vectorizable_condition() to vectorize COND_EXPR.
5023 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5024 Add parameters. Allow nested cycles if called from
5025 vectorizable_reduction(). Use reduction vector variable if provided.
5026 (vect_analyze_stmt): Call vectorizable_reduction() before
5027 vectorizable_condition().
5028 (vect_transform_stmt): Update call to vectorizable_condition().
5030 2009-07-20 Christian Bruel <christian.bruel@st.com>
5032 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5033 * doc/invoke.texi (-mfmovd): Likewise.
5034 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5036 2009-07-20 Jan Hubicka <jh@suse.cz>
5038 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5039 when handling SSA name.
5041 2009-07-19 Jan Hubicka <jh@suse.cz>
5043 PR tree-optimization/40676
5044 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5045 virtual PHIs in empty BBs.
5047 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5049 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5050 re-expanded the compound use gen_lowpart instead to convert to the
5053 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5055 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5056 OUTER_CONST arguments.
5057 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5058 the new wider mode will be masked off.
5059 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5061 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5063 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5064 high-order bits are zero.
5066 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5068 * combine.c (simplify_shift_const_1): Split code to determine
5070 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5071 new bits shifted in are identical to the old sign bit.
5073 2009-07-18 Richard Guenther <rguenther@suse.de>
5076 * gimplify.c (gimplify_call_expr): Reject code using results from
5077 functions returning void.
5079 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5081 * doc/md.texi: Document the new PowerPC "es" constraint.
5082 Document that "m" can include automodified addresses on this target,
5083 and explain how %U must be used. Extend the "Q" and "Z" documentation
5084 to suggest "es" as well as "m".
5085 * config/rs6000/constraints.md (es): New memory constraint.
5086 (Q, Z): Update strings to match new documentation.
5088 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5090 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5091 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5092 * config/rs6000/predicates.md (volatile_mem_operand): Use
5093 offsettable_nonstrict_memref_p.
5094 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5095 (*floatunssidf2_internal): Likewise.
5096 (*fix_truncdfsi2_internal): Likewise.
5097 (*fix_trunctfsi2_internal): Likewise.
5099 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5101 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5103 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5105 2009-07-17 Richard Guenther <rguenther@suse.de>
5108 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5109 (pass_warn_unused_result): Likewise.
5110 (TODO_set_props): Remove.
5111 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5113 (pass_diagnose_omp_blocks): Define.
5114 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5115 (c_gimple_diagnostics_recursively): Remove.
5116 (finish_function): Do not call it.
5117 (c_write_global_declarations): Continue after errors.
5118 Finalize the CU here.
5119 * c-gimplify.c (c_genericize): Do not gimplify here.
5120 * c-common.c (c_warn_unused_result): Move ...
5121 * tree-cfg.c (do_warn_unused_result): ... here.
5122 (run_warn_unused_result): New function.
5123 (gate_warn_unused_result): New function.
5124 (pass_warn_unused_result): New pass.
5125 * c-common.h (c_warn_unused_result): Remove.
5126 * flags.h (flag_warn_unused_result): Declare.
5127 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5128 * opts.c (flag_warn_unused_result): Initialize to false.
5129 * toplev.c (compile_file): Add comment.
5130 * omp-low.c (create_omp_child_function): Do not register
5131 the function with the frontend.
5132 (diagnose_omp_structured_block_errors): Prepare to be
5133 called as optimization pass.
5134 (gate_diagnose_omp_blocks): New function.
5135 (pass_diagnose_omp_blocks): New pass.
5136 * cgraph.h (cgraph_optimize): Remove.
5137 (cgraph_analyze_function): Likewise.
5138 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5139 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5140 before their parents here.
5141 (cgraph_finalize_function): Not here.
5142 (cgraph_analyze_function): Gimplify functions here.
5143 (cgraph_finalize_compilation_unit): Continue after errors.
5144 Optimize the callgraph from here.
5145 (cgraph_optimize): Make static.
5146 * langhooks.c (write_global_declarations): Finalize the CU.
5147 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5148 (gimplify_function_tree): Assert we gimplify only once.
5149 Set PROP_gimple_any property.
5150 * tree-nested.c (gimplify_all_functions): New function.
5151 (lower_nested_functions): Gimplify all nested functions.
5152 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5153 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5154 and pass_diagnose_omp_blocks after gimplification. Do not
5155 set TODO_set_props on all_lowering_passes.
5156 (execute_one_pass): Do not handle TODO_set_props.
5157 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5158 (gimplify.o): Add tree-pass.h dependency.
5159 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5160 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5161 (unsave_r): Likewise.
5162 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5165 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5167 * doc/service.texi (Service): Restore previously removed link,
5168 which isn't broken after all.
5170 2009-07-17 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/40321
5173 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5174 PHI nodes to the maximal set.
5175 (make_values_for_phi): Add PHI arguments to the maximal set.
5176 (execute_pre): Dump PHI_GEN and the maximal set.
5178 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5181 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5184 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5186 * doc/extend.texi (Nested Functions): Replace broken link with
5188 * doc/service.texi (Service): Remove broken link.
5190 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5193 * builtins.c (expand_builtin_memcmp): Use loc instead of
5194 EXPR_LOCATION (exp).
5195 (expand_builtin_strncmp): Likewise.
5197 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5198 Manuel López-Ibáñez <manu@gcc.gnu.org>
5201 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5202 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5203 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5204 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5205 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5206 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5207 tree-inline.c, c-common.c, c-common.h, gimple.c,
5208 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5209 convert.c: Add location argument to fold_{unary,binary,ternary},
5210 fold_build[123], build_call_expr, build_size_arg,
5211 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5212 fold_build1_initializer, fold_build2_initializer,
5213 fold_build3_initializer, fold_build_call_array,
5214 fold_build_call_array_initializer, fold_single_bit_test,
5215 omit_one_operand, omit_two_operands, invert_truthvalue,
5216 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5217 combine_comparisons, fold_builtin_*, fold_call_expr,
5218 build_range_check, maybe_fold_offset_to_address, round_up,
5221 2009-07-16 Jason Merrill <jason@redhat.com>
5224 * c-common.c (c_common_reswords): Add __is_standard_layout
5226 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5227 * doc/implement-cxx.texi: New.
5228 * doc/gcc.texi: Include it.
5230 2009-07-16 DJ Delorie <dj@redhat.com>
5232 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5233 compares that may be indirectly affected by previous instructions.
5235 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * builtins.c (do_mpc_arg2): New.
5238 (fold_builtin_2): Fold builtin cpow.
5239 * real.h (HAVE_mpc_pow): New.
5241 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5243 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5244 comparison to skip unprofitable schedule
5246 2009-07-16 Simon Baldwin <simonb@google.com>
5248 * gcc.c (option_map): New flag -no-canonical-prefixes.
5249 * (display_help): Print help text for new flag.
5250 * (process_command): Move options translation and language specifics
5251 and handle new flag early. Use it to set a function pointer to a
5252 prefix builder. Replace make_relative_prefix calls with calls to
5253 the function pointed to. Ignore new flag in regular options handling.
5254 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5256 2009-07-15 DJ Delorie <dj@redhat.com>
5258 * config/mep/mep.md (sibcall_internal): Change register to avoid
5260 (sibcall_value_internal): Likewise.
5262 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5264 PR rtl-optimization/40710
5265 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5267 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5269 * config/mips/mips.md (*extenddi_truncate<mode>,
5270 *extendsi_truncate<mode>): Change type attribute to move_type
5271 with shift_shift. Split out code handling exts from here ...
5272 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5274 (*extendhi_truncateqi): Change type attribute to move_type with
5275 shift_shift. Split out code handling exts from here ...
5276 (*extendhi_truncateqi_exts): ... to this new pattern.
5278 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5281 instead of "and" with inverted sign bit mask value. Use
5282 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5283 Allocate registers only for operand 4 and operand 5.
5285 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5288 * fold-const.c (fold_cond_expr_with_comparison): When folding
5289 < and <= to MIN, make sure the MIN uses the same type as the
5290 comparison's operands.
5292 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5294 * arm.md (ior_xor): New code iterator.
5295 (split for ior/xor with shift and zero-extend): New split pattern.
5296 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5298 2009-07-15 Richard Guenther <rguenther@suse.de>
5300 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5303 2009-07-15 Richard Guenther <rguenther@suse.de>
5306 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5308 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5310 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5311 handle 2.6.30 kernel.
5313 2009-07-15 DJ Delorie <dj@redhat.com>
5315 * config/mep/mep.md (sibcall_internal): Change register to allow
5316 for 24-bit addresses.
5317 (sibcall_value_internal): Likewise.
5319 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5321 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5322 that are enabled/disabled by the flags introduced by a previous patch.
5324 2009-07-14 DJ Delorie <dj@redhat.com>
5326 * config/mep/mep.md (sibcall_internal): Include non-toggling
5328 (sibcall_value_internal): Likewise.
5330 2009-07-14 Taras Glek <tglek@mozilla.com>
5331 Rafael Espindola <espindola@google.com>
5333 * doc/sourcebuild.texi: Document install-plugin target.
5334 * configure.ac: Added install-plugin target to language makefiles.
5335 * configure: Regenerate.
5336 * Makefile.in: (install-plugin): Install more headers,
5337 depend on lang.install-plugin.
5339 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5341 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5344 2009-07-14 DJ Delorie <dj@redhat.com>
5346 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5347 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5348 * config/mep/mep.md (sibcall_internal): Change test from
5349 mep_vliw_mode_match to mep_vliw_jmp_match.
5350 (sibcall_value_internal): Likewise.
5352 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/sse.md (copysign<mode>3): New expander.
5355 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5356 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5357 Use ix86_build_const_vector.
5358 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5359 IX86_BUILTIN_CPYSGNPD.
5360 (builtin_description): Add __builtin_ia32_copysignps and
5361 __builtin_ia32_copysignpd.
5362 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5363 and BUILT_IN_COPYSIGNF.
5365 2009-07-13 Jason Merrill <jason@redhat.com>
5367 * builtins.c (can_trust_pointer_alignment): New fn.
5368 (get_pointer_alignment): Factor it out from here.
5369 * tree.h: Declare it.
5371 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5373 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5376 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5380 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5382 2009-07-14 Richard Guenther <rguenther@suse.de>
5383 Andrey Belevantsev <abel@ispras.ru>
5386 * cfgexpand.c (partition_stack_vars): Do not bother to update
5387 alias information when not optimizing.
5389 2009-07-14 Richard Guenther <rguenther@suse.de>
5390 Andrey Belevantsev <abel@ispras.ru>
5392 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5393 (pt_solution_set): Likewise.
5394 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5395 * tree-ssa-structalias.c (pt_solution_set): New function.
5396 * final.c (rest_of_clean_state): Free SSA data structures.
5397 * print-rtl.c (print_decl_name): Remove.
5398 (print_mem_expr): Implement in terms of print_generic_expr.
5399 * alias.c (ao_ref_from_mem): New function.
5400 (rtx_refs_may_alias_p): Likewise.
5401 (true_dependence): Query alias-export info.
5402 (canon_true_dependence): Likewise.
5403 (write_dependence_p): Likewise.
5404 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5406 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5407 (mem_expr_equal_p): Use operand_equal_p.
5408 (set_mem_attributes_minus_bitpos): Do not use
5409 component_ref_for_mem_expr.
5410 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5411 (update_alias_info_with_stack_vars): Likewise.
5412 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5413 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5414 explicitly nor clear stmt operands.
5415 Free the decl-to-pointer map.
5416 * tree-optimize.c (execute_free_datastructures): Do not free
5417 SSA data structures here.
5418 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5419 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5420 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5422 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5424 2009-07-13 DJ Delorie <dj@redhat.com>
5426 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5427 unrolling at the right iteration count.
5429 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5432 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5434 * haifa-sched.c (rank_for_schedule): Introduced flags to
5435 enable/disable individual scheduling heuristics.
5436 * common.opt: Introduced flags to enable/disable individual
5437 heuristics in the scheduler.
5438 * doc/invoke.texi: Introduced flags to enable/disable individual
5439 heuristics in the scheduler.
5441 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5443 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5444 config/i386/mingw-tls.c.
5445 * config/i386/mingw-tls.c: Removed.
5447 2009-07-13 Ira Rosen <irar@il.ibm.com>
5449 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5450 checks access only relevant statements.
5451 (vectorizable_reduction): Likewise.
5453 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5455 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5456 just for 32-bit case.
5458 2009-07-12 Jan Hubicka <jh@suse.cz>
5460 PR tree-optimization/40585
5461 * except.c (expand_resx_expr): When there already is resume
5462 instruction, produce linked list.
5463 (build_post_landing_pads): Assert that resume is empty.
5464 (connect_post_landing_pads): Handle resume lists.
5465 (dump_eh_tree): Dump resume list.
5467 2009-07-12 Ira Rosen <irar@il.ibm.com>
5469 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5470 with additional argument.
5471 * tree-vectorizer.h (enum vect_def_type): Add
5472 vect_double_reduction_def.
5473 (vect_is_simple_reduction): Add argument.
5474 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5476 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5477 vect_is_simple_reduction with additional argument.
5478 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5480 (reduction_code_for_scalar_code): Handle additional codes by
5481 returning ERROR_MARK for them. Fix comment and indentation.
5482 (vect_is_simple_reduction): Fix comment, add argument to specify
5483 double reduction. Detect double reduction.
5484 (get_initial_def_for_induction): Fix indentation.
5485 (get_initial_def_for_reduction): Fix comment and indentation.
5486 Handle double reduction. Create initial definitions that do not
5487 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5488 (vect_create_epilog_for_reduction): Fix comment, add argument to
5489 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5490 epilogue result extraction. Create double reduction phi node and
5491 replace relevant uses.
5492 (vectorizable_reduction): Call vect_is_simple_reduction with
5493 additional argument. Fix indentation. Update epilogue code treatment
5494 according to the changes in reduction_code_for_scalar_code. Check
5495 for double reduction. Call vect_create_epilog_for_reduction with
5496 additional argument.
5497 * tree-vect-stmts.c (process_use): Handle double reduction, update
5499 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5500 (vect_get_vec_def_for_operand): Likewise.
5502 2009-07-12 Danny Smith <dansmister@gmail.com>
5504 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5505 dllexport if !TREE_PUBLIC.
5506 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5508 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5510 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5511 (avr_extra_arch_macro) Remove declatation.
5512 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5513 (avr_extra_arch_macro) Declare as static.
5514 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5516 2009-07-11 Jan Hubicka <jh@suse.cz>
5519 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5521 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5524 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5525 cold_in_std_section bits.
5526 (dwarf2out_begin_prologue): Initialize them.
5527 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5528 if already covered by text_section or cold_text_section range.
5530 PR rtl-optimization/40667
5531 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5532 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5533 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5534 * config/i386/i386.c (ix86_minimum_alignment): New function.
5535 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5536 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5537 * emit-rtl.c (gen_reg_rtx): Likewise.
5538 * function.c (assign_parms): Likewise. If nominal_type needs
5539 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5540 rather than passed_type's alignment.
5543 * function.c (assign_parm_setup_stack): Adjust
5544 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5545 from nominal_mode on big endian.
5547 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5549 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5551 2009-07-10 DJ Delorie <dj@redhat.com>
5553 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5555 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5557 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5559 (thumb2_cbnz): Likewise.
5561 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5564 * config.gcc (supported_defaults): Add synci.
5565 (with_synci): Add validation.
5566 (all_defaults): Add synci.
5567 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5570 * config/mips/mips.opt (msynci): New option.
5571 * config/mips/mips.c (mips_override_options): Warn on use of
5572 -msynci for targets that do now support it.
5573 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5575 * gcc/doc/invoke.texi (-msynci): Document the new option.
5576 * doc/install.texi (--with-synci): Document the new option.
5578 2009-07-10 Richard Guenther <rguenther@suse.de>
5580 PR tree-optimization/40496
5581 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5582 the PHI result with a compatible type.
5584 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5588 * c.opt (Wunused-result): New.
5589 * doc/invoke.texi: Document it.
5590 * c-common.c (c_warn_unused_result): Use it.
5592 2009-07-09 DJ Delorie <dj@redhat.com>
5594 * targhooks.c (default_target_can_inline_p): Rename from
5595 default_target_option_can_inline_p.
5596 * targhooks.h (default_target_can_inline_p): Likewise.
5597 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5598 TARGET_OPTION_CAN_INLINE_P.
5599 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5600 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5601 (mep_target_can_inline_p): Rename from
5602 mep_target_option_can_inline_p.
5605 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5606 registers used to pass vectors.
5608 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5610 2009-07-09 Tom Tromey <tromey@redhat.com>
5612 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5613 * config/mmix/mmix.c: Include dwarf2.h.
5614 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5615 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5616 * config/sh/sh.c: Include dwarf2.h.
5617 * config/i386/i386.c: Include dwarf2.h.
5618 * Makefile.in (DWARF2_H): Remove 'elf'.
5619 * except.c: Include dwarf2.h.
5620 * unwind-dw2.c: Include dwarf2.h.
5621 * dwarf2out.c: Include dwarf2.h.
5622 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5623 * unwind-dw2-fde.c: Include dwarf2.h.
5624 * dwarf2asm.c: Include dwarf2.h.
5626 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5628 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5629 (max_issue): Use it.
5630 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5632 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5633 (region_sched_info): Update.
5634 * sched-ebb.c (ebb_sched_info): Update.
5635 * modulo-sched.c (sms_sched_info): Update.
5636 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5638 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5640 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5642 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5644 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5646 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5649 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5650 arg1 with arg01 if arg1 is already INTEGER_CST.
5652 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5654 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5655 Transform (and (truncate)) into (truncate (and)).
5657 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5659 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5660 creating LHS paradoxical subregs. Fix surrounding returns to
5661 use NULL_RTX rather than 0.
5663 2009-07-08 DJ Delorie <dj@redhat.com>
5665 * config/mep/mep.c: (mep_option_can_inline_p): New.
5666 (TARGET_OPTION_CAN_INLINE_P): Define.
5668 2009-07-08 Mark Wielaard <mjw@redhat.com>
5671 * dwarf2out.c (add_data_member_location_attribute): When we have
5672 only a constant offset don't emit a new location description using
5673 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5676 2009-07-08 Richard Henderson <rth@redhat.com>
5679 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5680 (enum reg_class): Add CLOBBERED_REGS.
5681 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5682 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5683 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5684 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5685 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5686 force 64-bit sibcalls into R11.
5687 * config/i386/constraints.md (U): New constraint.
5688 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5689 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5690 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5692 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5694 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5696 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5697 * ebitmap.h (dump_ebitmap): Ditto.
5698 * optabs.h (optab_libfunc): Ditto.
5699 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5700 * tree-flow.h (vect_can_force_dr_alignment_p,
5701 get_vectype_for_scalar_type): Ditto.
5702 (vectorize_loops): Move prototype to ...
5703 * tree-vectorizer.h: ... here. Also, adjust comment.
5704 (vect_set_verbosity_level): Remove duplicate prototype.
5705 * tree-ssa-loop.c: Include tree-vectorizer.h.
5706 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
5708 2009-07-08 Nick Clifton <nickc@redhat.com>
5710 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
5713 2009-07-08 DJ Delorie <dj@redhat.com>
5715 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
5716 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
5717 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
5719 * config/mep/intrinsics.md: Regenerated.
5720 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
5721 registers when asm() or calls are detected.
5723 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5726 * gimplify.c (gimplify_expr): Propagate no_warning flag when
5728 * gimple (gimple_build_call_from_tree): Likewise.
5729 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
5730 no_warning flag before warning.
5732 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5734 * tree.c (set_expr_locus): Remove.
5735 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
5736 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
5738 * gimplify.c (internal_get_tmp_var): Likewise.
5739 (gimplify_call_expr): Likewise.
5740 (gimplify_one_sizepos): Likewise.
5742 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
5745 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
5746 to variables for debugging purposes.
5748 2009-06-23 Mark Loeser <mark@halcy0n.com>
5751 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
5753 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5755 * pretty-print.c (pp_base_format): Remove %J.
5756 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5757 gcc_cxxdiag_char_table): Likewise.
5758 (init_dynamic_diag_info): Likewise.
5760 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5762 * pretty-print.c (pp_base_format): Remove %H.
5763 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5764 gcc_cxxdiag_char_table): Likewise.
5765 (init_dynamic_diag_info): Likewise.
5766 * config/mep/mep.c (mep_select_section): Likewise.
5768 2009-07-07 Duncan Sands <baldrick@free.fr>
5770 * final.c (pass_clean_state): Give the pass a name.
5771 * passes.c (pass_rest_of_compilation): Likewise.
5772 * tree-optimize.c (pass_all_optimizations): Likewise.
5774 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
5776 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
5777 an extra 'decl' for error_at.
5779 2009-07-07 Jakub Jelinek <jakub@redhat.com>
5782 * tree-tailcall.c (adjust_return_value_with_ops,
5783 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
5784 if it has complex or vector type.
5786 2009-07-07 Olivier Hainque <hainque@adacore.com>
5788 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
5791 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
5793 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
5795 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5797 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
5798 * c-decl.c: Likewise.
5799 * function.c: Likewise.
5800 * varasm.c: Likewise.
5801 * tree-ssa.c: Likewise.
5802 * c-common.c: Likewise.
5803 * tree-cfg.c: Likewise.
5804 * config/spu/spu.c: Likewise.
5805 * config/ia64/ia64.c: Likewise.
5806 * config/v850/v850.c: Likewise.
5808 2009-07-06 DJ Delorie <dj@redhat.com>
5810 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
5811 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
5812 unspecified accesses to control registers.
5813 * config/mep/intrinsics.md: Regenerate.
5814 * config/mep/intrinsics.h: Regenerate.
5815 * config/mep/mep-intrin.h: Regenerate.
5817 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5819 * c-lex.c: Replace %H by an explicit location. Update all calls.
5820 * c-common.c: Likewise.
5821 * c-decl.c: Likewise.
5822 * c-typeck.c: Likewise.
5823 * fold-const.c: Likewise.
5824 * gimplify.c: Likewise.
5826 * tree-cfg.c: Likewise.
5827 * tree-ssa-loop-niter.c: Likewise.
5828 * tree-vrp.c: Likewise.
5829 * value-prof.c: Likewise.
5831 2009-07-06 Diego Novillo <dnovillo@google.com>
5833 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
5834 if it has one. Handle cases where VAR does not have an
5835 annotation or cfun is NULL.
5837 2009-07-06 Diego Novillo <dnovillo@google.com>
5839 * tree.c: Include debug.h.
5840 (initialize_tree_contains_struct): New.
5841 (init_ttree): Call it.
5842 (tree_node_structure_for_code): Factor out of ...
5843 (tree_node_structure): ... here.
5844 * treestruct.def (TS_PHI_NODE): Remove.
5845 (TS_GIMPLE_STATEMENT): Remove.
5847 2009-07-06 Diego Novillo <dnovillo@google.com>
5849 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
5850 (debug_tree_chain): Handle cycles.
5852 2009-07-06 Nick Clifton <nickc@redhat.com>
5853 DJ Delorie <dj@redhat.com>
5855 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
5856 __FMOVD_ENABLED__ is defined.
5858 (TARGET_FMOVD): Provide a default definition.
5859 (MASK_FMOVD): Likewise.
5860 (TARGET_CPU_CPP_BUILTINS): Define
5861 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
5862 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
5863 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
5864 (split for DF load from memory into register): Also handle
5865 MEMs which consist of REG+DISP addressing.
5866 (split for DF store from register to memory): Likewise.
5867 (movsf_ie): Always use single fp_mode.
5868 * config/sh/sh.c (sh_override_options): Do not automatically
5869 enable TARGET_MOVD for the SH2A when supporting doubles - leave
5870 that to the -mfmovd command line switch.
5871 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
5872 (fldi_ok): Always allow.
5873 * config/sh/sh.opt (mfmovd): Remove this switch.
5874 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
5876 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
5877 Kaz Kojima <kkojima@gcc.gnu.org>
5879 PR rtl-optimization/30807
5880 * postreload.c (reload_combine): For every new use of REG_SUM,
5881 record the use of BASE.
5883 2009-07-06 Jan Hubicka <jh@suse.cz>
5885 * params.def: Revert my accidental commit at 2009-06-30.
5887 2009-07-04 Ian Lance Taylor <iant@google.com>
5890 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
5892 (mingw_format_attribute_overrides): Likewise.
5894 2009-07-04 Jakub Jelinek <jakub@redhat.com>
5897 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
5898 don't check cfa.reg. Instead of cfa.indirect use
5899 fde && fde->drap_reg != INVALID_REGNUM test.
5901 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
5903 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
5905 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
5908 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
5910 2009-07-03 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/40640
5913 * tree-switch-conversion.c (build_arrays): Perform arithmetic
5916 2009-07-03 Jan Hubicka <jh@suse.cz>
5918 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
5919 for size, reduce amount of inlining.
5921 2009-07-03 Richard Guenther <rguenther@suse.de>
5924 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
5925 if t +- x is known to not overflow and the conversion widens the
5927 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
5929 2009-07-03 Jan Hubicka <jh@suse.cz>
5931 * ipa-pure-const.c (analyze): Update loop optimizer init.
5932 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
5933 try_remove_empty_loop, remove_empty_loops): Remove.
5934 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
5935 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
5936 to mark regular loops as neccesary.
5937 (degenerate_phi_p): New function.
5938 (propagate_necessity, remove_dead_phis): Use it.
5939 (forward_edge_to_pdom): Likewise.
5940 (eliminate_unnecessary_stmts): Take care to remove uses of results of
5941 virtual PHI nodes that became unreachable.
5942 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
5943 * tree-flow.h (remove_empty_loops): Remove.
5944 * passes.c (init_optimization_passes): Remove.
5946 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
5948 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
5949 can_create_pseudo_p.
5950 (*fix_trunc<mode>_i387_1): Ditto.
5951 (*floathi<mode>2_1): Ditto.
5952 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
5953 (*fistdi2_1): Ditto.
5954 (*fist<mode>2_1): Ditto.
5955 (frndintxf2_floor): Ditto.
5956 (*fist<mode>2_floor_1): Ditto.
5957 (frndintxf2_ceil): Ditto.
5958 (*fist<mode>2_ceil_1): Ditto.
5959 (frndintxf2_trunc): Ditto.
5960 (frndintxf2_mask_pm): Ditto.
5961 (fxam<mode>2_i387_with_temp): Ditto.
5962 * config/i386/sse.md (mulv16qi3): Ditto.
5963 (*sse2_mulv4si3): Ditto.
5965 (sse4_2_pcmpestr): Ditto.
5966 (sse4_2_pcmpistr): Ditto.
5968 2009-07-03 Jan Hubicka <jh@suse.cz>
5970 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
5971 (mark_stmt_necessary): Set it.
5972 (mark_operand_necessary): Set it.
5973 (mark_control_dependent_edges_necessary): Set it.
5974 (mark_virtual_phi_result_for_renaming): New function.
5975 (get_live_post_dom): New function.
5976 (forward_edge_to_pdom): New function.
5977 (remove_dead_stmt): Fix handling of control dependences.
5978 (tree_dce_init): Init new bitmap.
5979 (tree_dce_done): Free it.
5981 2009-07-02 Richard Guenther <rguenther@suse.de>
5984 * tree-ssa-structalias.c (new_var_info): Initialize
5987 2009-07-02 Jan Hubicka <jh@suse.cz>
5989 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
5992 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
5994 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
5995 instead of recomputing it. Adjust calls.
5996 (emit_store_flag): Adjust recursive calls.
5998 2009-07-02 Richard Guenther <rguenther@suse.de>
6000 * tree-ssa-live.c (remove_unused_locals): Do not remove
6002 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6003 of DECL_EXTERNAL for HEAP variables.
6004 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6005 HEAP variables. Do not adjust RESTRICT vars.
6006 (find_what_var_points_to): Nobody cares if something
6009 2009-07-02 Ben Elliston <bje@au.ibm.com>
6011 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6012 pc_low and pc_high declarations to the top of the function.
6014 2009-07-01 DJ Delorie <dj@redhat.com>
6016 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6018 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6019 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6020 unspecified accesses to control registers.
6021 * config/mep/intrinsics.md: Regenerate.
6022 * config/mep/intrinsics.h: Regenerate.
6023 * config/mep/mep-intrin.h: Regenerate.
6025 2009-07-01 Anthony Green <green@moxielogic.com>
6027 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6028 instruction when possible.
6029 (moxie_expand_prologue): Ditto. Also, save an instruction and
6030 some complexity by popping off of $r12 instead of $sp.
6031 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6034 2009-07-01 Richard Henderson <rth@redhat.com>
6037 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6038 contained no insns, reposition note before last insn.
6040 2009-07-01 Richard Henderson <rth@redhat.com>
6043 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6044 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6046 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6049 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6050 darwin9 for printing reg addresses with %y.
6052 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6054 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6055 truncation from operands in binary operations.
6057 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6060 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6061 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6062 subreg of op0 to the original op0.
6064 * expmed.c (store_bit_field_1): Use a temporary as the destination
6065 instead of a paradoxical subreg when we need to truncate the result.
6067 2009-07-01 DJ Delorie <dj@redhat.com>
6069 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6070 names to VLIW variants.
6071 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6072 * config/mep/intrinsics.md: Regenerate.
6073 * config/mep/intrinsics.h: Regenerate.
6074 * config/mep/mep-intrin.h: Regenerate.
6076 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6079 * jump.c (returnjump_p): Revert last patch.
6080 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6082 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6085 * pa.md (casesi32p): Use jump table label to determine the offset
6087 (casesi64p): Likewise.
6089 * pa.c (forward_branch_p): Return bool type. Use instruction
6090 addresses when available. Assert that INSN has a jump label.
6091 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6094 2009-07-01 Richard Guenther <rguenther@suse.de>
6096 PR tree-optimization/19831
6097 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6098 that only act as barriers do not make any previous stores necessary.
6099 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6100 HEAP variables global, do not add a constraint from nonlocal.
6101 (find_func_aliases): Handle escapes through return statements.
6102 (compute_points_to_sets): Make escaped HEAP variables global.
6104 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6107 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6108 after reducing a DImode cstore to SImode.
6110 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6112 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6113 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6115 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6117 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6118 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6120 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6121 and umod_optab if TARGET_BSD_DIVMOD.
6122 * config/vax/lib1funcs.asm: New file.
6123 * config/vax/t-linux: New file.
6124 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6126 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6129 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6130 to type arguments that have void type.
6133 * dwarf2out.c (gen_formal_parameter_die): Call
6134 equate_decl_number_to_die if node is different from origin.
6136 2009-06-30 Anthony Green <green@moxielogic.com>
6138 Clean up moxie port for --enable-build-with-cxx.
6139 * config/moxie/moxie.c (moxie_function_value): First two
6140 parameters are const_tree, not tree.
6141 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6142 (REG_CLASS_NAMES): Ditto.
6143 (REGNO_REG_CLASS): Ditto.
6144 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6145 (moxie_function_value): Fix constyness of arguments.
6147 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6149 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6150 finalize_size_functions before further processing.
6151 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6152 (variable_size): Call self_referential_size on size expressions
6153 that contain a PLACEHOLDER_EXPR.
6154 (size_functions): New static variable.
6155 (copy_self_referential_tree_r): New static function.
6156 (self_referential_size): Likewise.
6157 (finalize_size_functions): New global function.
6158 * tree.c: Include tree-inline.h.
6159 (push_without_duplicates): New static function.
6160 (find_placeholder_in_expr): New global function.
6161 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6163 <tcc_expression>: Likewise.
6164 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6165 the call in the expression.
6166 * tree.h (finalize_size_functions): Declare.
6167 (find_placeholder_in_expr): Likewise.
6168 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6169 (substitute_placeholder_in_expr): Update comment.
6170 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6172 (copy_tree_body_r): Likewise.
6173 (copy_tree_body): New static function.
6174 (maybe_inline_call_in_expr): New global function.
6175 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6176 (maybe_inline_call_in_expr): Declare.
6177 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6178 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6181 2009-06-30 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6185 (propagate_necessity): Do not mark reaching defs of stores
6188 2009-06-30 Jan Hubicka <jh@suse.cz>
6190 * cfgloopanal.c (check_irred): Move into ...
6191 (mark_irreducible_loops): ... here; return true if ireducible
6193 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6194 (analyze_function): Try to prove loop finiteness.
6195 * cfgloop.h (mark_irreducible_loops): Update prototype.
6196 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6198 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6200 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6202 2009-06-30 Ira Rosen <irar@il.ibm.com>
6204 PR tree-optimization/40542
6205 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6208 2009-06-30 Martin Jambor <mjambor@suse.cz>
6210 PR tree-optimization/40582
6211 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6212 than useless_type_conversion_p.
6213 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6216 2009-06-30 Martin Jambor <mjambor@suse.cz>
6219 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6221 2009-06-30 Richard Guenther <rguenther@suse.de>
6223 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6224 use ao_ref references.
6225 (walk_aliased_vdefs): Likewise.
6226 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6227 * tree-ssa-dce.c (struct ref_data): Remove.
6228 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6229 (mark_aliased_reaching_defs_necessary): Adjust.
6230 (mark_all_reaching_defs_necessary_1): Likewise.
6232 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6235 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6236 (emit_store_flag_1): Extract from emit_store_flag, adjust
6237 calls to (what now is) emit_cstore.
6238 (emit_store_flag): Call emit_store_flag_1 and also use it
6239 for what used to be recursive calls.
6241 2009-06-30 Wei Guozhi <carrot@google.com>
6244 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6245 if the target bb post dominates from bb.
6246 * config/i386/i386.c (memory_address_length): Check existence of base
6247 register before using it.
6249 2009-06-30 Nick Clifton <nickc@redhat.com>
6250 DJ Delorie <dj@redhat.com>
6252 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6253 __FMOVD_ENABLED__ is defined.
6255 (TARGET_FMOVD): Provide a default definition.
6256 (MASK_FMOVD): Likewise.
6257 (TARGET_CPU_CPP_BUILTINS): Define
6258 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6259 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6260 two fmov instructions depending upon whether TARGET_FMOVD is
6262 (split for DF load from memory into register): Also handle
6263 MEMs which consist of REG+DISP addressing.
6264 (split for DF store from register to memory): Likewise.
6265 * config/sh/sh.opt (mfmovd): Remove this switch.
6266 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6267 * config/sh/sh.c (sh_override_options): Do not automatically
6268 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6269 that to the -mfmovd command line switch.
6271 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6273 (fldi_ok): Always allow.
6274 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6276 2009-06-29 DJ Delorie <dj@redhat.com>
6278 * doc/install.texi (mep-x-elf): Correct chip's full name.
6280 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6282 * doc/extend.texi: Fix typo.
6284 2009-06-29 Tom Tromey <tromey@redhat.com>
6287 * Makefile.in (DWARF2_H): New variable.
6289 (dwarf2out.o): Likewise.
6290 (dwarf2asm.o): Likewise.
6291 * config/i386/t-i386: Use DWARF2_H.
6292 * except.c: Include elf/dwarf2.h.
6293 * unwind-dw2.c: Include elf/dwarf2.h.
6294 * dwarf2out.c: Include elf/dwarf2.h.
6295 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6296 <dtprel>: New field.
6297 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6298 (size_of_loc_descr): Likewise.
6299 (output_loc_operands_raw): Likewise.
6300 (output_loc_operands): Handle new dtprel field.
6301 (loc_checksum): Update.
6302 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6303 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6304 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6305 * dwarf2asm.c: Include elf/dwarf2.h.
6306 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6307 * config/mmix/mmix.c: Include elf/dwarf2.h.
6308 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6309 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6310 * config/sh/sh.c: Include elf/dwarf2.h.
6311 * config/i386/i386.c: Include elf/dwarf2.h.
6313 2009-06-29 DJ Delorie <dj@redhat.com>
6315 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6317 * doc/extend.texi: Add MeP attributes and pragmas.
6318 * doc/invoke.text: Add MeP Options.
6319 * doc/contrib.texi: Add MeP contribution.
6320 * doc/md.texi: Add MeP constraints.
6321 * doc/install.texi: Add MeP target.
6323 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6325 * target.h (struct gcc_target): Add frame_pointer_required field.
6326 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6327 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6328 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6330 * reload1.c (update_eliminables): (Ditto.).
6331 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6332 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6333 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6335 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6337 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6338 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6339 (arm_frame_pointer_required): New function.
6341 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6342 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6343 (avr_frame_pointer_required_p): Declare as static.
6344 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6346 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6347 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6348 (bfin_frame_pointer_required): Make as static, change return type
6350 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6352 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6353 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6354 (cris_frame_pointer_required): New function.
6356 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6358 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6359 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6360 (fr30_frame_pointer_required): New function.
6362 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6363 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6364 (frv_frame_pointer_required): Make as static, change return type
6366 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6368 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6369 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6370 (ix86_frame_pointer_required): Make as static, change return type to
6372 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6374 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6375 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6377 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6379 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6381 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6383 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6384 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6385 (mips_frame_pointer_required): Make as static.
6386 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6388 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6389 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6390 (mmix_frame_pointer_required): Mew function.
6392 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6393 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6395 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6397 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6399 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6401 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6402 (CAN_ELIMINATE): Redefine.
6403 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6404 (sparc_frame_pointer_required): New function.
6405 (sparc_can_eliminate): New function.
6406 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6408 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6409 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6411 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6412 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6413 (xtensa_frame_pointer_required): Make as static, change return type
6415 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6418 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6420 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6421 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6422 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6423 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6424 (register_callback): Handle PLUGIN_START_UNIT.
6425 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6427 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6429 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6431 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6432 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6434 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6436 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6439 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6441 * doc/extend.texi (Additional Floating Types): __float128 is also
6442 supported on i386 targets.
6444 2009-06-29 Richard Guenther <rguenther@suse.de>
6447 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6449 (pt_solutions_same_restrict_base): Declare.
6450 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6452 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6453 (make_constraint_from, make_copy_constraint): Move earlier.
6454 (make_constraint_from_heapvar): New function.
6455 (make_constraint_from_restrict): Likewise.
6456 (handle_lhs_call): Use it.
6457 (find_func_aliases): Use it to track conversions to restrict
6459 (struct fieldoff): Add only_restrict_pointers flag.
6460 (push_fields_onto_fieldstack): Initialize it.
6461 (create_variable_info_for): Track global restrict qualified pointers.
6462 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6463 Track restrict qualified pointer arguments.
6464 (set_uids_in_ptset): Use varinfo is_global_var flag.
6465 (find_what_var_points_to): Set the vars_contains_restrict flag.
6466 Always create the points-to solution for sets including restrict tags.
6467 (pt_solutions_same_restrict_base): New function.
6468 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6469 qualified pointers use pt_solutions_same_restrict_base as
6470 additional source for disambiguation.
6472 2009-06-29 Richard Guenther <rguenther@suse.de>
6475 * alias.c (find_base_decl): Remove.
6476 (get_deref_alias_set_1): Remove restrict handling.
6477 * c-common.c (c_apply_type_quals_to_decl): Do not set
6478 DECL_POINTER_ALIAS_SET.
6479 * gimplify.c (find_single_pointer_decl_1): Remove.
6480 (find_single_pointer_decl): Likewise.
6481 (internal_get_tmp_var): Remove restrict handling.
6482 (gimple_regimplify_operands): Likewise.
6483 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6484 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6485 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6486 * tree.c (restrict_base_for_decl): Remove.
6487 (init_ttree): Do not allocate it.
6488 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6489 LABEL_DECL_UID for label decls.
6490 (copy_node_stat): Do not copy restrict information.
6491 (decl_restrict_base_lookup): Remove.
6492 (decl_restrict_base_insert): Likewise.
6493 (print_restrict_base_statistics): Likewise.
6494 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6495 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6496 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6497 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6498 (LABEL_DECL_UID): Adjust.
6499 (DECL_BASED_ON_RESTRICT_P): Remove.
6500 (DECL_GET_RESTRICT_BASE): Likewise.
6501 (SET_DECL_RESTRICT_BASE): Likewise.
6502 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6504 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6505 instead of DECL_POINTER_ALIAS_SET.
6506 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6507 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6508 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6510 2009-06-29 Richard Guenther <rguenther@suse.de>
6512 PR tree-optimization/40579
6513 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6514 the IL to simplify has constants that overflowed.
6516 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6518 PR tree-optimization/40550
6519 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6520 vector_compute_type only when the size of vector_compute_type is
6521 less than the size of type.
6523 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6525 * fold-const.c (contains_label_1): Fix comments.
6526 (contains_label_p): Do not walk trees multiple time.
6528 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6530 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6531 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6532 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6533 ix86_fp_comparison_operator.
6534 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6535 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6536 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6537 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6538 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6539 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6540 (related splits): Change predicate to ix86_fp_comparison_operator.
6541 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6542 instead of ix86_fp_comparison_codes.
6543 (ix86_trivial_fp_comparison_operator,
6544 ix86_fp_comparison_operator): New.
6545 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6546 (ix86_expand_compare): Eliminate last two parameters.
6547 (ix86_fp_jump_nontrivial_p): Kill.
6548 * config/i386/i386.c (put_condition_code): Eliminate call to
6549 ix86_fp_comparison_codes and subsequent assertion.
6550 (ix86_fp_comparison_codes): Eliminate.
6551 (ix86_fp_swap_condition): New.
6552 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6553 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6554 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6555 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6556 and ix86_fp_swap_condition.
6557 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6558 Use ix86_fp_comparison_strategy.
6559 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6560 (ix86_fp_jump_nontrivial_p): Eliminate.
6561 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6562 call to ix86_expand_compare.
6563 (ix86_split_fp_branch, ix86_expand_setcc,
6564 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6565 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6567 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6569 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6570 related to jump_clobbers.
6571 * config/arm/arm.md (conds): Remove jump_clob case.
6572 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6573 splits): Change comparison_operator to arm_comparison_operator.
6574 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6577 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6579 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6580 condition for floating point modes.
6581 * expmed.c (emit_store_flag_1): Move here a bigger part
6583 (emit_store_flag): Try swapping the condition for floating point
6585 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6587 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6589 * expr.c (expand_expr_real_1): Just use do_store_flag.
6590 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6591 emit_store_flag_force.
6592 * expmed.c (emit_store_flag_force): Copy here trick
6593 previously in expand_expr_real_1. Try reversing the comparison.
6594 (emit_store_flag_1): Work if target is NULL.
6595 (emit_store_flag): Work if target is NULL, using the result mode
6596 from the comparison. Use split_comparison, restructure final part
6597 to simplify conditionals.
6599 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6601 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6602 * dojump.c (do_jump): Change handling of floating-point
6603 ops to use just do_compare_and_jump.
6604 (split_comparison): New.
6605 (do_compare_rtx_and_jump): Add here logic coming previously
6606 in do_jump, using split_comparison.
6608 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6613 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6615 * tree-ssa-alias.c: Fix unintentional commit.
6617 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6619 * passes.c (execute_one_pass): Fix unintentional commit.
6621 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6623 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6624 (df_rd_local_compute, df_md_local_compute): Inline them.
6626 (df_md_scratch): New.
6627 (df_md_alloc, df_md_free): Allocate/free it.
6628 (df_md_local_compute): Only include live registers in init.
6629 (df_md_transfer_function): Prune the in-set computed by
6630 the confluence function, and the gen-set too.
6632 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6634 PR rtl-optimization/26854
6635 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6636 * df-problems.c (df_rd_add_problem): Fix comment.
6637 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6638 df_md_simulate_artificial_defs_at_top,
6639 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6640 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6641 df_md_transfer_function, df_md_init, df_md_confluence_0,
6642 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6643 problem_MD, df_md_add_problem): New.
6644 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6645 df_md_get_bb_info): New.
6646 (DF_LAST_PROBLEM_PLUS1): Adjust.
6648 * Makefile.in (fwprop.o): Include domwalk.h.
6649 * fwprop.c: Include domwalk.h.
6650 (reg_defs, reg_defs_stack): New.
6651 (bitmap_only_bit_between): Remove.
6652 (process_defs): New.
6653 (process_uses): Use reg_defs and local_md instead of
6654 bitmap_only_bit_between and local_rd.
6655 (single_def_use_enter_block): New, from build_single_def_use_links.
6656 (single_def_use_leave_block): New.
6657 (build_single_def_use_links): Remove code moved to
6658 single_def_use_enter_block, invoke domwalk.
6659 (use_killed_between): Adjust comment.
6661 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6663 * bitmap.h (bitmap_ior_and_into): New.
6664 * bitmap.c (bitmap_ior_and_into): New.
6666 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6668 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6669 before_dom_children_before_stmts and after_dom_children_after_stmts.
6670 Rename the two remaining callbacks to just before_dom_children and
6671 after_dom_children. Remove other GIMPLE statement walking bits.
6672 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6673 * graphite.c: Do not include domwalk.h.
6674 * tree-into-ssa.c (interesting_blocks): New global.
6675 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6676 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6677 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6678 now that they're not domwalk callbacks.
6679 (rewrite_initialize_block): Rename to...
6680 (rewrite_enter_block): ... this, place after called functions. Test
6681 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6682 (rewrite_finalize_block): Rename to...
6683 (rewrite_leave_block): ... this, place after called functions.
6684 (rewrite_update_init_block): Rename to...
6685 (rewrite_update_enter_block): ... this, place after called functions.
6686 Test interesting_blocks, call rewrite_update_stmt and
6687 rewrite_update_phi_arguments.
6688 (rewrite_update_fini_block): Rename to...
6689 (rewrite_leave_block): ... this, place after called functions.
6690 (rewrite_blocks): Remove last argument, simplify initialization of
6692 (mark_def_sites_initialize_block): Rename to...
6693 (mark_def_sites_block): ... this, call mark_def_sites.
6694 (mark_def_sites_blocks): Remove argument, simplify initialization of
6696 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6697 (update_ssa): Likewise.
6698 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6700 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6701 (dom_opt_initialize_block): Rename to...
6702 (dom_opt_enter_block): ... this, place after called functions. Walk
6703 statements here, inline propagate_to_outgoing_edges.
6704 (dom_opt_finalize_block): Rename to...
6705 (dom_opt_leave_block): ... this, place after called functions.
6706 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
6708 (dse_enter_block, dse_record_phi): New.
6709 (dse_record_phis): Delete.
6710 (dse_finalize_block): Rename to...
6711 (dse_leave_block): ... this.
6712 (tree_ssa_dse): Simplify initialization of walk_data.
6713 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
6714 Adjust initialization of walk_data.
6715 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
6716 * tree-ssa-loop-phiopt.c (get_non_trapping):
6717 Adjust initialization of walk_data.
6718 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
6719 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
6720 it's not a domwalk callback.
6721 (uncprop_initialize_block): Rename to...
6722 (dse_enter_block): ... this, call uncprop_into_successor_phis.
6723 (dse_finalize_block): Rename to...
6724 (dse_leave_block): ... this.
6725 (tree_ssa_uncprop): Simplify initialization of walk_data.
6726 * Makefile.in: Adjust dependencies.
6728 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
6730 * arm.md (casesi): Fix test for Thumb1.
6731 (thumb1_casesi_internal_pic): Likewise.
6732 (thumb1_casesi_dispatch): Likewise.
6734 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
6736 * config/arm/arm-cores.def: Added core cortex-m0.
6737 * config/arm/arm-tune.md: Regenerated.
6738 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
6740 2009-06-26 DJ Delorie <dj@redhat.com>
6742 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
6744 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
6745 the scheduler doesn't tag jump insns.
6747 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
6749 * c-decl.c (merge_decls): Re-indent.
6751 2009-06-26 Janis Johnson <janis187@us.ibm.com>
6754 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
6755 Special-case decimal float constants.
6757 2009-06-26 Richard Henderson <rth@redhat.com>
6759 * function.h (struct function): Add cannot_be_copied_reason,
6760 and cannot_be_copied_set.
6761 * tree-inline.c (has_label_address_in_static_1): Rename from
6762 inline_forbidden_p_2; don't set inline_forbidden_reason here.
6763 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
6764 don't set inline_forbidden_reason.
6765 (copy_forbidden): New function, split out of inline_forbidden_p.
6766 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
6767 (inline_forbidden_p): Use copy_forbidden.
6768 (tree_versionable_function_p): Likewise.
6769 (inlinable_function_p): Merge into tree_inlinable_function_p.
6770 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
6771 * ipa-cp.c (ipcp_versionable_function_p): New function.
6772 (ipcp_cloning_candidate_p): Use it.
6773 (ipcp_node_modifiable_p): Likewise.
6775 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
6777 * builtins.c (expand_builtin_alloca): Handle builtin alloca
6778 that is marked not to be inlined. Remove flag_mudflap use.
6779 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
6780 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
6782 2009-06-26 Steve Ellcey <sje@cup.hp.com>
6785 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
6786 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
6788 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
6790 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
6792 (__mingwthr_remove_key_dtor): Likewise.
6794 2009-06-26 Richard Guenther <rguenther@suse.de>
6796 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
6798 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
6801 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
6802 try the non-cond_exec path also.
6804 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6807 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
6808 (output_cbranch): Use new functions.
6809 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
6812 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6813 Pat Haugen <pthaugen@us.ibm.com>
6814 Revital Eres <ERES@il.ibm.com>
6816 * config/rs6000/rs6000.c (print_operand): Correct lossage message
6817 for %c error. Add %x support to print VSX registers as a unified
6818 register set, instead of separate float and altivec registers.
6819 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
6820 %y case, and add support for VSX pre-modify addresses.
6821 (output_toc): Add assert for CONST containing an integer constant
6823 (rs6000_adjust_cost): Add POWER7 support.
6824 (insn_must_be_first_in_group): Ditto.
6825 (insn_must_be_last_in_group): Ditto.
6826 (rs6000_emit_popcount): Ditto.
6827 (rs6000_vector_mode_supported_p): Ditto.
6829 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
6830 Change some of the functions called by macros to being called
6831 through a pointer, so debug functions can be inserted if
6832 -mdebug=addr or -mdebug=cost.
6833 (rs6000_preferred_reload_class_ptr): Ditto.
6834 (rs6000_secondary_reload_class_ptr): Ditto.
6835 (rs6000_secondary_memory_needed_ptr): Ditto.
6836 (rs6000_cannot_change_mode_class_ptr): Ditto.
6837 (rs6000_secondary_reload_inner): Ditto.
6838 (rs6000_legitimize_reload_address): Ditto.
6839 (rs6000_legitimize_reload_address_ptr): Ditto.
6840 (rs6000_mode_dependent_address): Ditto.
6841 (rs6000_mode_dependent_address_ptr): Ditto.
6843 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
6844 function to return true if the mode allows reg + integer
6846 (virtual_stack_registers_memory_p): New function to return true if
6847 the address refers to a virtual stack register.
6848 (rs6000_legitimate_offset_address_p): Move code to say whether a
6849 mode supports reg+int addressing to reg_offset_addressing_ok_p and
6851 (rs6000_legitimate_address_p): Add checks for modes that only can
6852 do reg+reg addressing. Start adding VSX support.
6853 (rs6000_legitimize_reload_address): Ditto.
6854 (rs6000_legitimize_address): Ditto.
6855 (rs6000_debug_legitimate_address_p): New debug functions for
6856 -mdebug=addr and -mdebug=cost.
6857 (rs6000_debug_rtx_costs): Ditto.
6858 (rs6000_debug_address_costs): Ditto.
6859 (rs6000_debug_adjust_cost): Ditto.
6860 (rs6000_debug_legitimize_address): Ditto.
6861 (rs6000_legitimize_reload_address_ptr): Point to call normal
6862 function or debug function. Make functions called via pointer
6864 (rs6000_mode_dependent_address_ptr): Ditto.
6865 (rs6000_secondary_reload_class_ptr): Ditto.
6866 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
6867 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
6868 into a friendlier error.
6869 (rs6000_init_builtins): Add initial VSX support.
6870 (rs6000_adjust_cost): Fix some spacing issues.
6872 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
6873 (REG_CLASS_NAMES): Ditto.
6874 (REG_CLASS_CONTENTS): Ditto.
6875 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
6876 pointer, to add -mdebug=addr support.
6877 (CANNOT_CHANGE_MODE_CLASS): Ditto.
6878 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
6879 -mdebug=addr support.
6880 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
6881 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
6882 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
6884 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
6886 (bswapsi*): Set attribute types for load/store. Add combiner
6887 patterns to eliminate zero extend on 64-bit.
6888 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
6889 stdbrx if the hardware supports those instructions.
6891 2009-06-25 Ian Lance Taylor <iant@google.com>
6893 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
6894 (Link Options): Document -static-libstdc++.
6896 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6899 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
6900 DATA_ALIGNMENT instead.
6902 2009-06-25 Richard Guenther <rguenther@suse.de>
6904 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
6905 indirect references against the callused/escaped solutions.
6906 (call_may_clobber_ref_p_1): Likewise.
6908 2009-06-25 Martin Jambor <mjambor@suse.cz>
6910 PR tree-optimization/40493
6911 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
6912 (enum unscalarized_data_handling): New type.
6913 (handle_unscalarized_data_in_subtree): Return what has been done.
6914 (load_assign_lhs_subreplacements): Handle left flushes differently.
6915 (sra_modify_assign): Use unscalarized_data_handling, simplified
6916 condition determining whether to remove the statement.
6918 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
6920 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
6921 excerpt - @ should be doubled for texinfo.
6923 2009-06-24 Ian Lance Taylor <iant@google.com>
6925 * config/arc/arc.c: Include "df.h".
6926 (arc_attribute_table): Make static. Move higher in file.
6927 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
6928 (output_shift): Initialize n later to avoid warning.
6929 * config/arm/arm.c (arm_attribute_table): Make static. Move
6931 * config/avr/avr.c (avr_attribute_table): Make static. Move
6933 (reg_class_tab): Change array type from int to enum reg_class.
6934 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
6936 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
6937 (lshrhi3_out): Likewise.
6938 (class_likely_spilled_p): Change return type to bool.
6939 (avr_rtx_costs): Use local code variable with enum type.
6940 * config/avr/avr.md (movmemhi): Use add_reg_note.
6941 (andhi3, andsi3): Don't use AS2 with "and".
6942 (iorhi3, iorsi3): Don't use AS2 with "or".
6943 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
6944 * config/crx/crx.c: Include "df.h".
6945 (crx_attribute_table): Make static.
6946 * config/m32r/m32r.c: Include "df.h".
6947 (m32r_attribute_table): Make static. Move higher in file.
6948 (pop): Use add_reg_note.
6949 (block_move_call): Change 0 to LCT_NORMAL in function call.
6950 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
6951 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
6952 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
6953 declare, not just when TREE_CODE is defined.
6954 * config/m68hc11/m68hc11.c: Include "expr.h".
6955 (m68hc11_attribute_table): Make static. Move higher in file.
6956 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
6958 (m68hc11_register_indirect_p): Likewise.
6959 (m68hc11_function_arg_padding): Change return type to enum
6961 (emit_move_after_reload): Use add_reg_note.
6962 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
6963 (m68hc11_split_logical): Likewise.
6964 (m68hc11_rtx_costs): Add local code_and outer_code variables with
6966 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
6967 to VOIDmode in function call.
6968 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
6970 (m68hc11_split_logical): Update declaration.
6971 (m68hc11_function_arg_padding): Update declaration.
6972 * config/mcore/mcore.c (regno_reg_class): Change form array of int
6973 to array of enum reg_class.
6974 (mcore_attribute_table): Make static. Move higher in file.
6975 (mcore_rtx_costs): Add cast to enum type.
6976 * config/mcore/mcore.h (regno_reg_class): Update declaration.
6977 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
6978 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
6980 * config/sh/predicates.md (trapping_target_operand): Rename and to
6982 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
6984 * config/spu/spu.c (spu_attribute_table): Make static. Move
6986 * config/v850/v850.c (v850_attribute_table): Make static. Move
6988 (v850_rtx_costs): Use local code with enum type.
6989 (expand_epilogue): Add cast.
6990 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
6992 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
6995 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
6996 -m2a-single-only and -m2a-nofpu.
6997 * config/sh/sh.opt: Document m2a generates FPU code.
6999 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7001 * defaults.h (CAN_ELIMINATE): Provide default.
7002 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7003 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7004 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7005 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7006 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7007 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7008 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7009 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7010 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7011 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7013 2009-06-24 DJ Delorie <dj@redhat.com>
7015 * mep-ext-cop.cpu: Fix copyright notice.
7016 * mep-default: Fix copyright notice.
7017 * mep-core: Fix copyright notice.
7018 * mep: Fix copyright notice.
7019 * mep-ivc2: Fix copyright notice.
7020 * mep-c5: Fix copyright notice.
7022 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7024 * doc/contrib.texi (Contributors):
7026 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7029 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7030 src and dst operands if necessary.
7032 2009-06-23 DJ Delorie <dj@redhat.com>
7035 * config.gcc: Add mep support.
7036 * recog.c: Resurrect validate_replace_rtx_subexp().
7037 * recog.h: Likewise.
7038 * config/mep/: Add new port:
7039 * config/mep/constraints.md: New file.
7040 * config/mep/default.h: New file.
7041 * config/mep/intrinsics.h: New file.
7042 * config/mep/intrinsics.md: New file.
7043 * config/mep/ivc2-template.h: New file.
7044 * config/mep/mep-c5.cpu: New file.
7045 * config/mep/mep-core.cpu: New file.
7046 * config/mep/mep-default.cpu: New file.
7047 * config/mep/mep-ext-cop.cpu: New file.
7048 * config/mep/mep-intrin.h: New file.
7049 * config/mep/mep-ivc2.cpu: New file.
7050 * config/mep/mep-lib1.asm: New file.
7051 * config/mep/mep-lib2.c: New file.
7052 * config/mep/mep-pragma.c: New file.
7053 * config/mep/mep-protos.h: New file.
7054 * config/mep/mep-tramp.c: New file.
7055 * config/mep/mep.c: New file.
7056 * config/mep/mep.cpu: New file.
7057 * config/mep/mep.h: New file.
7058 * config/mep/mep.md: New file.
7059 * config/mep/mep.opt: New file.
7060 * config/mep/predicates.md: New file.
7061 * config/mep/t-mep: New file.
7063 2009-06-23 Ian Lance Taylor <iant@google.com>
7065 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7066 from loose_warn into c_loose_warn and from strict_warn into
7067 c_strict_warn. Set and substitute warn_cxxflags. Check for
7068 --enable-build-with-cxx. Set and substitute
7069 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7070 * Makefile.in (CXXFLAGS): New variable.
7071 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7072 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7073 the default is the same as $(STRICT_WARN).
7074 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7075 (CXX): New variable.
7076 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7077 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7078 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7079 (HOST_LIBS): New variable.
7080 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7081 (ALL_CXXFLAGS): New variable.
7082 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7083 * doc/install.texi (Configuration): Document
7084 --enable-build-with-cxx, --with-stage1-ldflags,
7085 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7086 * configure: Rebuild.
7088 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7090 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7091 from previous commit.
7093 2009-06-23 Ian Lance Taylor <iant@google.com>
7095 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7097 2009-06-23 Ian Lance Taylor <iant@google.com>
7099 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7100 with ATTRIBUTE_UNUSED.
7102 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7103 Pat Haugen <pthaugen@us.ibm.com>
7104 Revital Eres <eres@il.ibm.com>
7106 * config.in (HAVE_AS_POPCNTD): Add default definition.
7107 (HAVE_AS_LWSYNC): Ditto.
7109 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7111 (gcc_cv_as_powerpc_cmpb): Ditto.
7112 (gcc_cv_as_powerpc_dfp): Ditto.
7113 (gcc_cv_as_powerpc_vsx): Ditto.
7114 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7115 supporting the popcntd/lwsync instructions.
7116 (gcc_cv_as_powerpc_lwsync): Ditto.
7117 * configure: Regenerate.
7119 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7120 -mcpu=native and -mcpu=power7.
7121 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7123 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7124 a variable instead of a mask to reduce the number of mask bits.
7125 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7126 (-mbit-word): Ditto.
7127 (-mregnames): Ditto.
7128 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7129 (-mfused-madd): Ditto.
7131 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7133 (-mvsx): New switch for VSX instructions.
7134 (-misel): Move from a variable to a mask to allow it to be set by
7137 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7138 function declaration to an array declaration.
7139 (rs6000_hard_regno_nregs): New external array declaration.
7141 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7142 files included by rs6000.md.
7144 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7145 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7147 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7149 (rs6000_debug_reg): New -mdebug= variables.
7150 (rs6000_debug_addr): Ditto.
7151 (rs6000_debug_cost): Ditto.
7152 (rs6000_pmode): New variable to hold Pmode.
7153 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7154 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7155 calculated at compiler start.
7156 (rs6000_hard_regno_nregs): Change function to an array which holds
7157 HARD_REGNO_NREGS calculated at compiler start.
7158 (rs6000_explicit_options): Delete isel field.
7159 (rs6000_vector_unit): New array to hold which vector unit
7160 supports arithmetic options for a given type.
7161 (rs6000_vector_mem): New array to hold which vector unit supports
7162 memory reference operations for a given type.
7163 (rs6000_vector_align): New array to given the alignment of each
7165 (power7_cost): New basic costs for power7.
7166 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7167 (rs6000_hard_regno_nregs_internal): New function, moved from
7168 HARD_REGNO_NREGS, to calculate the number of registers each hard
7169 register takes for each type.
7170 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7171 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7172 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7173 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7174 unit information here so it is calculated once at compiler startup
7176 (rs6000_override_options): Make -misel a target mask. Add more
7177 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7178 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7180 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7181 (rs6000_handle_option): Move -misel from variable to target mask.
7182 (rs6000_builtin_mask_for_load): Add VSX support.
7183 (rs6000_conditional_register_usage): Ditto.
7184 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7185 (function_arg_boundary): Ditto.
7186 (rs6000_expand_builtin): Ditto.
7187 (def_builtin): Make abort message a little friendlier.
7188 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7190 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7191 assembler support the popcntd instruction instead of a vsx
7192 instruction to enable power7 support.
7193 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7194 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7195 option to the assembler if -mcpu=native.
7196 (ASM_CPU_NATIVE_SPEC): Ditto.
7197 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7199 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7200 the lwsync instruction.
7201 (enum processor_type): Add PROCESSOR_POWER7.
7202 (rs6000_debug_reg): New -mdebug= options.
7203 (rs6000_debug_addr): Ditto.
7204 (rs6000_debug_cost): Ditto.
7205 (rs6000_isel): Delete.
7206 (enum rs6000_vector): New enum to say what vector unit we have.
7207 (VECTOR_UNIT_*): New macros to say which vector unit has
7208 arithmetic operations for a given type.
7209 (VECTOR_MEM_*): New macros to say which vector unit has memory
7210 operations for a given type.
7211 (TARGET_LDBRX): Whether the machine supports the ldbrx
7213 (TARGET_ISEL): Delete, -misel moved to be a mask.
7214 (TARGET_ISEL64): New macro for 64-bit isel support.
7215 (UNITS_PER_VSX_WORD): New macro.
7216 (POINTER_SIZE): Move to be an external variable, rather than
7217 calculating whether we are generating 32 ot 64-bit code.
7219 (STACK_BOUNDARY): Add VSX support.
7220 (LOCAL_ALIGNMENT): Ditto.
7221 (SLOW_UNALIGNED_ACCESS): Ditto.
7222 (VSX_REGNO_P): New macro for VSX support.
7223 (VFLOAT_REGNO_P): Ditto.
7224 (VINT_REGNO_P): Ditto.
7225 (VLOGICAL_REGNO_P): Ditto.
7226 (VSX_VECTOR_MODE): Ditto.
7227 (VSX_SCALAR_MODE): Ditto.
7229 (VSX_MOVE_MODE): Ditto.
7230 (VSX_REG_CLASS_P): Ditto.
7231 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7233 (UNITS_PER_SIMD_WORD): Add VSX support.
7234 (MODES_TIEABLE_P): Ditto.
7235 (STARTING_FRAME_OFFSET): Ditto.
7236 (STACK_DYNAMIC_OFFSET): Ditto.
7237 (EPILOGUE_USES): Ditto.
7238 (REGNO_REG_CLASS): Move to array lookup.
7239 (CLASS_MAX_NREGS): Ditto.
7240 (rs6000_vector_reg_class): Add declaration.
7241 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7242 overlap with the floating point and Altivec registers.
7244 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7246 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7247 give the appropriate asm switches if -mcpu=native.
7248 (host_detect_local_cpu): Add support for "asm".
7249 (host_detect_local_cpu): Follow GNU code guidelines for name.
7251 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7252 -mbit-word to a variable instead of being a target mask.
7254 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7255 emit the lwsync instruction instead of emitting the instruction as
7256 an integer constant.
7258 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7259 fixuns_trundfsi2, move expander into rs6000.md.
7261 * config/rs6000/rs6000.md (cpu): Add power7.
7262 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7263 (logical predicate patterns): Change the single instruction
7264 primitives that set CR0 to be fast_compare instead of compare.
7266 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7267 (popcntddi2): Ditto.
7268 (popcount<mode>): Ditto.
7269 (floating multiply/add insns): Name the floating point
7271 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7272 (isel_unsigned_<mode>): Ditto.
7273 (fixuns_trundfsi2): Move expander here from spe.md.
7274 (smindi3): Define if we have -misel on 64-bit systems.
7279 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7281 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7283 * config/avr/avr.c (avr_current_device): New variable.
7284 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7285 (avr_arch, mcu_type_s): Move to avr.h.
7286 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7287 default_data_section_start fields.
7288 (avr_arch): Moved from avr.c.
7289 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7290 library_name fields.
7291 (avr_current_device, avr_mcu_types, avr_arch_types,
7292 avr_device_to_arch, avr_device_to_data_start,
7293 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7294 (EXTRA_SPEC_FUNCTIONS): Define.
7295 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7296 options mapping. Use device_to_arch and device_to_data_start insted.
7297 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7298 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7299 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7300 * config/avr/driver-avr.c: New file.
7301 * config/avr/avr-devices.c: New file.
7303 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7305 * var-tracking.c (unshare_variable): Force initialized to
7306 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7307 (set_variable_part): Likewise.
7308 (struct variable_union_info): Remove pos_src field.
7309 (vui_vec, vui_allocated): New variables.
7310 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7311 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7312 == 1 use a simpler sorting algorithm. Compute pos field right
7313 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7314 Avoid quadratic comparison if !flag_var_tracking_uninit.
7315 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7316 unshare_variable unconditionally.
7317 (dataflow_set_different_2): Removed.
7318 (dataflow_set_different): Don't traverse second hash table.
7319 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7320 unconditionally to var_reg_set or var_mem_set.
7321 (emit_notes_in_bb): Likewise.
7322 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7324 (emit_note_insn_var_location): Don't set initialized to
7325 VAR_INIT_STATUS_INITIALIZED early.
7326 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7328 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7330 * tree-object-size.c (addr_object_size): Instead of checking
7331 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7332 are no FIELD_DECLs following it.
7334 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7336 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7337 order to match bswaps with signed source operands.
7339 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7341 * sdbout.c (sdbout_one_type): Fix braces in switch.
7343 2009-06-23 Richard Guenther <rguenther@suse.de>
7345 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7347 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7348 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7349 var_callused, callused_tree, var_storedanything, storedanything_tree,
7350 var_integer, integer_tree): Remove global variables.
7351 (new_var_info): Do not pass new id, append the new var to the
7352 global variable vector.
7353 (do_ds_constraint): Use is_global_var member of the variable-info.
7354 (new_scalar_tmp_constraint_exp): Adjust.
7355 (create_function_info_for): Likewise.
7356 (create_variable_info_for): Likewise.
7357 (find_what_var_points_to): Remove dead code.
7358 (init_base_vars): Simplify.
7359 (compute_points_to_sets): Adjust.
7361 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7363 * combine.c (try_combine): Dump information about the insns we're
7366 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7368 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7369 check when calling force_to_mode on TRUNCATE's operand.
7371 2009-06-22 Ian Lance Taylor <iant@google.com>
7373 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7375 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7377 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7379 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7381 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7382 override library linkage flags such as -static-libgcc or
7385 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7387 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7389 2009-06-22 Ian Lance Taylor <iant@google.com>
7391 * config/linux.opt: Put mglibc ahead of muclibc.
7393 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7394 for duplicate decls.
7396 2009-06-22 Matthias Klose <doko@ubuntu.com>
7398 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7400 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7403 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7404 instead of NULL if a parser error occurs.
7406 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7408 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7409 non-DWARF2_DEBUGGING_INFO version.
7411 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7413 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7414 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7416 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7417 (LIBGCC2_TF_CEXT): Define.
7420 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7423 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7425 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7427 * config/arm/arm.c (arm_override_options): Disable
7428 -mcaller-super-interworking and -mcallee-super-interworking.
7429 * doc/invoke.texi (ARM Options): Document this.
7431 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7433 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7434 * config/arm/constraints.md (j): New constraint for movw operands.
7435 (N): Remove thumb2 meaning.
7436 * config/arm/arm.md (*arm_movw): Delete.
7437 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7438 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7439 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7441 2009-06-22 Martin Jambor <mjambor@suse.cz>
7443 PR tree-optimization/40492
7444 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7445 build_ref_for_offset.
7447 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7449 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7450 JUMP_TABLE_DATA_P predicates where applicable.
7451 * auto-inc-dec.c: Ditto.
7452 * builtins.c: Ditto.
7453 * caller-save.c: Ditto.
7455 * cfgcleanup.c: Ditto.
7456 * cfglayout.c: Ditto.
7459 * combine-stack-adj.c: Ditto.
7465 * dwarf2asm.c: Ditto.
7466 * dwarf2out.c: Ditto.
7467 * emit-rtl.c: Ditto.
7473 * function.c: Ditto.
7476 * genpreds.c: Ditto.
7477 * genrecog.c: Ditto.
7479 * ira-costs.c: Ditto.
7480 * ira-lives.c: Ditto.
7483 * lower-subreg.c: Ditto.
7484 * modulo-sched.c: Ditto.
7486 * postreload.c: Ditto.
7487 * print-rtl.c: Ditto.
7496 * sched-vis.c: Ditto.
7498 * sel-sched-ir.c: Ditto.
7499 * simplify-rtx.c: Ditto.
7500 * targhooks.c: Ditto.
7501 * var-tracking.c: Ditto.
7502 * vmsdbgout.c: Ditto.
7504 2009-06-22 Matthias Klose <doko@ubuntu.com>
7506 * Makefile.in (install-plugin): Always use DESTDIR.
7508 2009-06-22 Olivier Hainque <hainque@adacore.com>
7510 * config/pa/pa.c (output_call): Don't optimize post call jumps
7511 into return address adjustments if the call may throw.
7513 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7515 * arm.c (thumb1_output_casesi): New function.
7516 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7517 optimizing for size or PIC.
7518 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7519 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7520 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7521 (thumb1_casesi_internal_pic): New expand rule.
7522 (thumb1_casesi_dispatch): New pattern.
7523 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7525 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7526 in the text seciton when PIC or optimizing for size.
7527 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7528 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7529 preservation properties of code.
7530 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7531 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7532 (__gnu_thumb1_case_si): New function.
7533 * t-arm (LIB1ASMSRC): Define here.
7534 (LIB1ASMFUNCS): Add some common functions.
7535 * t-arm-elf (LIB1ASMSRC): Delete.
7536 (LIB1ASMFUNCS): Append to existing set.
7537 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7538 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7539 * t-symbian (LIB1ASMFUNCS): Likewise.
7540 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7541 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7543 2009-06-21 Richard Guenther <rguenther@suse.de>
7545 PR tree-optimization/38729
7546 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7547 to loops with a single exit if -fno-expensive-optimizations.
7549 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7551 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7552 (dataflow_set): Change vars type from htab_t to shared_hash.
7553 (shared_hash_pool, empty_shared_hash): New variables.
7554 (vars_clear): Removed.
7555 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7556 shared_hash_find_slot_unshare, shared_hash_find_slot,
7557 shared_hash_find_slot_noinsert, shared_hash_find): New
7559 (shared_hash_unshare, shared_hash_destroy): New functions.
7560 (unshare_variable): Unshare set->vars if shared, use
7562 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7563 (get_init_value, find_src_set_src, dump_dataflow_set,
7564 clobber_variable_part, emit_notes_for_differences): Use
7566 (dataflow_set_init): Remove second argument, set vars to
7567 empty_shared_hash instead of creating a new htab.
7568 (dataflow_set_clear): Call shared_hash_destroy and set vars
7569 to empty_shared_hash instead of calling vars_clear.
7570 (dataflow_set_copy): Don't call vars_copy, instead just share
7571 the src htab with dst.
7572 (variable_union): Use shared_hash_*, use initially NO_INSERT
7573 lookup if set->vars is shared. Don't keep slot cleared before
7574 calling unshare_variable. Unshare set->vars if needed.
7575 Even ->refcount == 1 vars must be unshared if set->vars is shared
7576 and var needs to be modified.
7577 (variable_canonicalize): New function.
7578 (dataflow_set_union): If dst->vars is empty, just share src->vars
7579 with dst->vars and traverse with variable_canonicalize to canonicalize
7580 and unshare what is needed.
7581 (dataflow_set_different): If old_set and new_set use the same shared
7582 htab, they aren't different. If number of htab elements is different,
7583 htabs are different. Use shared_hash_*.
7584 (dataflow_set_destroy): Call shared_hash_destroy instead of
7586 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7587 second argument to dataflow_set_init.
7588 (vt_initialize): Likewise. Initialize shared_hash_pool and
7589 empty_shared_hash, move bb in/out initialization afterwards.
7590 Use variable_htab_free instead of NULL as changed_variables del hook.
7591 (variable_was_changed): Change type of second argument to pointer to
7592 dataflow_set. When inserting var into changed_variables, bump
7593 refcount. Unshare set->vars if set is shared htab and slot needs to
7595 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7596 lookup if set->vars is shared. Unshare set->vars if needed.
7597 Even ->refcount == 1 vars must be unshared if set->vars is shared
7598 and var needs to be modified. Adjust variable_was_changed caller.
7599 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7600 vars must be unshared if set->vars is shared and var needs to be
7601 modified. Adjust variable_was_changed caller.
7602 (emit_note_insn_var_location): Don't pool_free var.
7603 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7605 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7606 free_alloc_pool on shared_hash_pool.
7608 2009-06-20 Anthony Green <green@moxielogic.com>
7610 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7611 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7613 2009-06-20 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa-structalias.c (find_func_aliases): For memset use
7616 a constraint from NULL if we memset to zero.
7617 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7618 we explicitly handle that do not read from memory.
7619 (call_may_clobber_ref_p_1): Properly handle builtins that may
7622 2009-06-20 Richard Guenther <rguenther@suse.de>
7624 PR tree-optimization/40495
7625 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7626 (new_scalar_tmp_constraint_exp): New function.
7627 (process_constraint): Do not create temporary decls.
7628 (process_all_all_constraints): Likewise.
7629 (handle_const_call): Likewise.
7630 (create_function_info_for): Do not set decl.
7632 2009-06-19 Ian Lance Taylor <iant@google.com>
7634 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7635 (rs6000_attribute_table): Make static; move before use.
7637 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7639 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7640 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7641 Propagate the TREE_READONLY flag without overwriting it.
7642 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7643 Propagate the TREE_READONLY flag onto the result.
7644 (process_call_operands): Move around. Use correct constant value.
7646 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7649 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7650 * config/arm/arm.md: Likewise.
7652 2009-06-19 Ian Lance Taylor <iant@google.com>
7654 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7655 to GIMPLE_ERROR_MARK.
7657 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7658 op2_original_type parameters. Warn about using different enum types.
7659 * c-parser.c (c_parser_conditional_expression): Pass original
7660 types to build_conditional_expr.
7661 * c-tree.h (build_conditional_expr): Update declaration.
7663 2009-06-19 Ian Lance Taylor <iant@google.com>
7665 * config/i386/i386.c (ix86_function_specific_save): Test that
7666 fields match values, rather than testing the values are in a
7669 2009-06-19 Richard Guenther <rguenther@suse.de>
7671 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7673 (ptr_derefs_may_alias_p): Likewise.
7674 (ptr_deref_may_alias_ref_p_1): New function.
7675 (ptr_deref_may_alias_ref_p): Likewise.
7676 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7677 covered by looking at the ESCAPED solution.
7678 (call_may_clobber_ref_p_1): Likewise.
7679 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7680 Handle NULL_TREE offset. Do not produce redundant constraints.
7681 (process_all_all_constraints): New helper function.
7682 (do_structure_copy): Use it.
7683 (handle_lhs_call): Likewise.
7684 (find_func_aliases): Handle some builtins with pointer arguments
7685 and/or return values explicitly.
7687 2009-06-19 Ian Lance Taylor <iant@google.com>
7689 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7691 2009-06-19 Ian Lance Taylor <iant@google.com>
7693 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7695 2009-06-19 Ian Lance Taylor <iant@google.com>
7697 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7698 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7701 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7702 uninitialized const.
7704 2009-06-19 Ian Lance Taylor <iant@google.com>
7706 * dse.c (struct store_info): Rename bitmap field to bmap. Change
7709 * c-decl.c (in_struct, struct_types): Remove.
7710 (struct c_binding): Add in_struct field.
7711 (c_binding_ptr): Define type, along with VEC.
7712 (struct c_struct_parse_info): Define.
7713 (struct_parse_info): New static variable.
7714 (bind): Initialize in_struct field.
7715 (start_struct): Remove enclosing_in_struct and
7716 enclosing_struct_types parameters. Add
7717 enclosing_struct_parse_info parameter. Change all callers. Set
7718 struct_parse_info rather than in_struct and struct_types.
7719 (grokfield): If -Wc++-compat and there is a symbol binding for the
7720 field name, set the in_struct flag and push it on the
7721 struct_parse_info->fields vector.
7722 (warn_cxx_compat_finish_struct): New static function.
7723 (finish_struct): Remove enclosing_in_struct and
7724 enclosing_struct_types parameters. Add
7725 enclosing_struct_parse_info parameter. Change all callers. Don't
7726 set C_TYPE_DEFINED_IN_STRUCT here. Call
7727 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
7728 parameter. Only push on struct_types if warn_cxx_compat.
7729 (finish_enum): Only push on struct_types if warn_cxx_compat.
7730 (declspecs_add_type): Add loc parameter. Change all callers.
7731 Change all error calls to error_at. Pass loc, not input_location,
7732 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
7733 defined in a struct. If -Wc++-compat and parsing a struct, record
7734 that a typedef name was used.
7735 * c-parser.c (c_parser_declspecs): Get location to pass to
7737 (c_parser_struct_or_union_specifier): Update calls to start_struct
7739 * c-tree.h (struct c_struct_parse_info): Declare.
7740 (finish_struct, start_struct): Update declarations.
7741 (declspecs_add_type): Update declaration.
7743 2009-06-19 Ian Lance Taylor <iant@google.com>
7745 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
7746 variable with an anonymous type.
7748 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7750 * see.c: Remove for real.
7752 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7754 * optabs.h (enum optab_index): Add new OTI_significand.
7755 (significand_optab): Define corresponding macro.
7756 * optabs.c (init_optabs): Initialize significand_optab.
7757 * genopinit.c (optabs): Implement significand_optab using
7758 significand?f2 patterns.
7759 * builtins.c (expand_builtin_mathfn): Handle
7760 BUILT_IN_SIGNIFICAND{,F,L}.
7761 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
7762 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
7764 * config/i386/i386.md (significandxf2, significand<mode>2): New
7765 expanders to implement significandf, significand and significandl
7766 built-ins as inline x87 intrinsics.
7768 2009-06-18 Anatoly Sokolov <aesok@post.ru>
7770 * config/avr/avr.c (avr_override_options): Remove setting value of
7771 PARAM_INLINE_CALL_COST.
7773 2009-06-18 Richard Henderson <rth@redhat.com>
7776 * tree-pass.h (TDF_ASMNAME): New.
7777 * tree-dump.c (dump_options): Add asmname.
7778 * doc/invoke.texi: Document it.
7780 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
7781 (dump_decl_name): ...here.
7782 (dump_function_name): New flags arg; mind TDF_ASMNAME.
7783 (dump_generic_node): Update dump_function_name calls.
7784 (print_call_name): New flags arg; update all dump calls.
7785 * diagnostic.h (print_call_name): Update.
7786 * gimple-pretty-print.c (dump_gimple_call): Update.
7788 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
7791 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
7793 2009-06-18 Diego Novillo <dnovillo@google.com>
7795 * doc/plugins.texi: Document plugin_is_GPL_compatible.
7796 * plugin.c (str_license): Declare.
7797 (try_init_one_plugin): Assert that the symbol
7798 'plugin_is_GPL_compatible' exists.
7800 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
7803 * Makefile.in (OBJS-common): Remove see.o.
7805 * common.opt (fsee): Mark as preserved for backward compatibility.
7806 * opts.c (common_handle_option): Add OPT_fsee to the backward
7807 compatibility section.
7808 * passes.c (init_optimization_passes, pass_see): Remove pass.
7809 * timevar.def (TV_SEE): Remove.
7810 * tree-pass.h (pass_see): Remove declaration.
7811 * doc/invoke.texi (-fsee): Remove documentation.
7813 2009-06-18 Martin Jambor <mjambor@suse.cz>
7815 * tree-sra.c: Include statistics.h
7816 (sra_stats): New variable.
7817 (sra_initialize): Clear sra_stats.
7818 (create_access_replacement): Increment sra_stats.replacements.
7819 (get_access_replacement): Do not return twice.
7820 (analyze_all_variable_accesses): Increment statistics counter by the
7821 number of scalarized aggregates.
7822 (generate_subtree_copies): Increment sra_stats.subtree_copies.
7823 (sra_modify_expr): Increment sra_stats.exprs.
7824 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
7825 (sra_modify_assign): Increment sra_stats.exprs,
7826 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
7827 (perform_intra_sra): Update statistics counters.
7828 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
7830 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7832 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
7833 (arm_scalar_mode_supported_p): New function.
7835 2009-06-18 Paul Brook <paul@codesourcery.com>
7836 Sandra Loosemore <sandra@codesourcery.com>
7838 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
7839 (__extendhfsf2, __truncsfhf2): Define.
7840 * config/arm/fp16.c: New file.
7841 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7842 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
7844 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
7846 * doc/extend.texi (Half-Precision): New section.
7847 * doc/invoke.texi (Option Summary): List -mfp16-format.
7848 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
7849 * config/arm/arm.opt (mfp16-format=): New.
7850 * config/arm/arm.c: Include intl.h.
7851 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
7852 (TARGET_INVALID_RETURN_TYPE): Redefine.
7853 (TARGET_PROMOTED_TYPE): Redefine.
7854 (TARGET_CONVERT_TO_TYPE): Redefine.
7855 (arm_fp16_format): Define.
7856 (all_fpus): Add entry for neon-fp16.
7857 (fp_model_for_fpu): Likewise.
7858 (struct fp16_format): Declare.
7859 (all_fp16_formats): Define.
7860 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
7862 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
7864 (arm_legitimate_index_p): Treat HFmode like HImode.
7865 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
7866 (coproc_secondary_reload_class): Special-case HFmode.
7867 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
7868 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
7869 (arm_init_fp16_builtins): New.
7870 (arm_init_builtins): Call it.
7871 (arm_invalid_parameter_type): New.
7872 (arm_invalid_return_type): New.
7873 (arm_promoted_type): New.
7874 (arm_convert_to_type).
7875 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
7877 (arm_emit_fp16_const): New function.
7878 (arm_mangle_type): Mangle __fp16 as "Dh".
7879 * config/arm/arm.h (TARGET_VFPD32): Make it know about
7881 (TARGET_NEON_FP16): New.
7882 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
7883 (enum fputype): Add FPUTYPE_NEON_FP16.
7884 (enum arm_fp16_format_type): Declare.
7885 (arm_fp16_format): Declare.
7886 (LARGEST_EXPONENT_IS_NORMAL): Define.
7887 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
7888 * config/arm/arm-modes.def (HFmode): Define.
7889 * config/arm/vfp.md: (*movhf_vfp): New.
7892 * config/arm/arm.md: (fpu): Add neon_fp16.
7893 (floatsihf2, floatdihf2): New.
7894 (fix_trunchfsi2, fix_trunchfdi2): New.
7898 (*arm32_movhf): New.
7899 (*thumb1_movhf): New.
7900 (consttable_2): Add check for HFmode constants.
7901 (consttable_4): Handle HFmode constants.
7903 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
7905 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
7907 2009-06-17 Olivier Hainque <hainque@adacore.com>
7909 * collect2.c (main): Use CONST_CAST2 to perform char ** to
7910 const char ** conversion in AIX specific section.
7912 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
7914 * config/i386/i386.c (ix86_special_builtin_type): Remove
7915 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
7916 (bdesc_special_args): Updated.
7917 (ix86_init_mmx_sse_builtins): Likewise.
7918 (ix86_expand_special_args_builtin): Likewise.
7920 2009-06-17 Richard Henderson <rth@redhat.com>
7922 * tree-pretty-print.c (maybe_dump_asm_name): New.
7923 (dump_decl_name): Use it.
7924 (PRINT_FUNCTION_NAME): Merge into...
7925 (dump_function_name): ... here. Use maybe_dump_asm_name.
7927 2009-06-17 Cary Coutant <ccoutant@google.com>
7929 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
7931 * debug.c (struct gcc_debug_hooks): Change placeholder for
7933 (debug_nothing_int_charstar_int): Replaced by...
7934 (debug_nothing_int_charstar_int_bool): ...this.
7935 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
7936 source_line prototype.
7937 (debug_nothing_int_charstar_int): Replaced by...
7938 (debug_nothing_int_charstar_int_bool): ...this.
7939 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
7940 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
7941 Output is_stmt operand when necessary.
7942 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
7943 (notice_source_line): Add is_stmt parameter.
7944 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
7945 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
7947 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
7948 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
7950 2009-06-17 Ian Lance Taylor <iant@google.com>
7952 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
7954 (struct store_by_pieces_d): Rename from store_by_pieces. Change
7957 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
7959 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
7960 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
7961 tree_strip_sign_nop_conversions and
7962 tree_ssa_strip_useless_type_conversions rather than stripping
7963 the operations here.
7964 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
7966 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
7967 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
7968 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
7969 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
7972 2009-06-17 Michael Eager <eager@eagercon.com>
7974 * config/rs6000/constraints.md (register_constraint "d"): New.
7975 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
7976 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
7977 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
7978 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
7979 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7980 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
7981 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
7982 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
7983 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
7984 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
7986 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
7987 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
7988 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
7989 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
7990 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
7991 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
7992 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
7993 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
7994 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
7995 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
7996 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
7997 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
7998 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
7999 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8001 2009-06-16 Ian Lance Taylor <iant@google.com>
8003 * profile.c (total_num_never_executed): Don't define.
8004 (compute_branch_probabilities): Don't count or print
8006 (init_branch_prob): Don't set total_num_never_executed.
8007 (end_branch_prob): Don't print total_num_never_executed.
8009 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8011 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8013 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8015 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8016 (nabstd2_fpr): Same.
8018 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8020 * expr.c (expand_assignment): Change complex type check.
8022 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8024 * doc/plugins.texi (Building GCC plugins): Added new section.
8026 2009-06-17 Ian Lance Taylor <iant@google.com>
8028 * c-pch.c (get_ident): Don't set size of templ array.
8029 (pch_init): Don't set size of partial_pch array.
8031 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8032 string constant to intialize an array whose size is the length of
8035 2009-06-17 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/40389
8038 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8039 to addressable types.
8040 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8042 2009-06-17 Richard Guenther <rguenther@suse.de>
8045 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8046 if there is no evolution of left in the loop bail out.
8047 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8048 chrec_fold_multiply.
8050 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8051 Janis Johnson <janis187@us.ibm.com>
8054 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8055 for the symbol ref of a constant that is the source of a move
8056 - nor for any other not-obvious-label-ref constants.
8058 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8060 * plugin.c (position_pass): Skip newly inserted pass during list
8061 traversal to avoid repeated insertion.
8063 2009-06-16 Ian Lance Taylor <iant@google.com>
8065 * vec.h (VEC_stack_alloc): Define different version if
8066 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8067 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8068 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8069 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8071 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8073 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8075 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8076 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8077 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8078 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8079 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8080 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8081 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8082 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8083 __builtin_ia32_rdtscp.
8084 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8085 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8086 and __builtin_ia32_rorhi.
8087 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8088 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8089 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8090 (ix86_expand_args_builtin): Likewise.
8091 (ix86_expand_special_args_builtin): Likewise.
8093 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8094 (UNSPECV_RDTSC): Likewise.
8095 (UNSPECV_RDPMC): Likewise.
8096 (*bsr): Renamed to ...
8098 (*bsr_rex64): Renamed to ...
8102 (*rdpmc_rex64): Likewise.
8105 (*rdtsc_rex64): Likewise.
8107 (*rdtscp): Likewise.
8108 (*rdtscp_rex64): Likewise.
8110 * config/i386/ia32intrin.h: New.
8112 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8114 2009-06-16 Ian Lance Taylor <iant@google.com>
8116 * ira-build.c (copy_info_to_removed_store_destinations):
8117 Initialize parent_a.
8119 2009-06-16 Ian Lance Taylor <iant@google.com>
8121 * c-decl.c (grokdeclarator): Change size_varies to bool.
8123 2009-06-16 Ian Lance Taylor <iant@google.com>
8125 * sel-sched.c: Make forward declarations of move_op_hooks and
8126 fur_hooks explicitly extern.
8128 2009-06-16 Ian Lance Taylor <iant@google.com>
8130 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8131 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8133 2009-06-16 Ian Lance Taylor <iant@google.com>
8135 * resource.c (mark_referenced_resources): Change
8136 include_delayed_effects parameter to bool. Change all callers.
8137 (mark_end_of_function_resources): Likewise.
8138 * reorg.c (insn_references_resource_p): Likewise.
8139 (insn_sets_resource_p): Likewise.
8140 * resource.h (mark_referenced_resources): Update declaration.
8141 (mark_end_of_function_resources): Update declaration.
8143 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8145 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8147 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8149 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8150 GCC can bootstrap on AIX with GNU Binutils 2.20.
8152 2009-06-16 Ian Lance Taylor <iant@google.com>
8154 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8156 2009-06-16 Ian Lance Taylor <iant@google.com>
8158 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8159 inline, not extern inline.
8160 (exact_log2): Likewise.
8161 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8163 (exact_log2): Likewise, but don't test CTZ_HWI.
8165 2009-06-16 Ian Lance Taylor <iant@google.com>
8167 * bitmap.c (bitmap_clear): Don't declare as inline.
8168 * gimple.c (gimplify_assign): Likewise.
8169 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8170 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8171 (sched_scan_info): Remove duplicate definition.
8173 2009-06-16 Ian Lance Taylor <iant@google.com>
8175 * c-common.c (skip_evaluation): Don't define.
8176 (c_inhibit_evaluation_warnings): Define global variable.
8177 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8178 than skip_evaluation.
8179 (convert_and_check, warn_for_div_by_zero): Likewise.
8180 * c-common.h (skip_evaluation): Don't declare.
8181 (c_inhibit_evaluation_warnings): Declare.
8182 * c-parser.c (c_parser_typeof_specifier): Set
8183 c_inhibit_evaluation_warnings rather than skip_evaluation.
8184 (c_parser_conditional_expression): Likewise.
8185 (c_parser_binary_expression): Likewise.
8186 (c_parser_sizeof_expression): Likewise.
8187 (c_parser_alignof_expression): Likewise.
8188 * c-typeck.c (build_indirect_ref): Check
8189 c_inhibit_evaluation_warnings rather than skip_evaluation.
8190 (build_conditional_expr, build_binary_op): Likewise.
8192 2009-06-16 Richard Guenther <rguenther@suse.de>
8194 * tree-ssa-alias.c (is_escape_site): Remove.
8195 * tree-ssa-alias.h (enum escape_type): Remove.
8196 (is_escape_site): Likewise.
8197 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8198 via casts and asms without deferring to is_escape_site.
8200 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8203 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8204 use gen_lowpart if op0 has complex mode.
8206 2009-06-16 Richard Guenther <rguenther@suse.de>
8208 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8209 variables add them to ESCAPED.
8210 (find_func_aliases): Do not make all indirectly stored values escaped.
8212 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8214 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8217 2009-06-16 Martin Jambor <mjambor@suse.cz>
8219 PR tree-optimization/40432
8220 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8221 check whether we need to force gimple register operand.
8223 2009-06-16 Martin Jambor <mjambor@suse.cz>
8225 PR tree-optimization/40413
8226 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8227 build_ref_for_offset.
8228 (propagate_subacesses_accross_link): Fix a typo in a comment.
8230 2009-06-16 Ira Rosen <irar@il.ibm.com>
8232 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8233 with additional parameter.
8234 * tree-vectorizer.h (enum vect_def_type): Add new value
8236 (enum vect_relevant): Add comments.
8237 (vect_is_simple_reduction): Add new argument.
8238 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8239 Detect nested cycles.
8240 (vect_is_simple_reduction): Update documentation, add an argument to
8241 distinguish inner-loop reduction from nested cycle, detect nested
8242 cycles, fix printings and indentation, don't swap operands in case
8244 (get_initial_def_for_reduction): Handle subtraction.
8245 (vect_create_epilog_for_reduction): Add new argument to specify
8247 (vect_finalize_reduction): Handle subtraction, fix comments.
8248 (vectorizable_reduction): Handle nested cycles. In case of nested
8249 cycle keep track of the reduction variable position. Call
8250 vect_is_simple_reduction with additional parameter. Use original
8251 statement code in reduction epilogue for nested cycle. Call
8252 vect_create_epilog_for_reduction with additional parameter.
8253 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8254 inner-loop vectorization.
8255 (vect_recog_widen_sum_pattern): Likewise.
8256 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8258 (vect_mark_stmts_to_be_vectorized): Likewise.
8259 (vect_get_vec_def_for_operand): Handle nested cycles.
8261 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8263 * doc/invoke.texi (Debugging Options): Fix option index entries
8264 for -fdump-statistics, -frandom-seed add entries for
8265 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8266 (FRV Options): Fix entries for -mTLS, -mtls.
8267 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8268 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8269 (M68hc1x Options): Fix @itemx for -mnominmax.
8270 (MCore Options): Fix entry for -mno-lsim.
8271 (MMIX Options): Fix entry for -mabi=mmixware.
8272 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8274 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8276 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8277 Mention the plugin mode of gengtype.
8278 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8279 * gengtype.c: Updated copyright.
8280 (plugin_files, nb_plugin_files) Added new static variables.
8281 (measure_input_list) Care about plugin_files.
8282 (write_rtx_next): Added early return in plugin mode.
8283 (create_file): Updated copyright year in generated file. Added
8285 (oprintf): Added early return if NULL outf.
8286 (get_output_file_with_visibility): Care of plugin_files.
8287 (get_output_file_name): May return null.
8288 (write_local): Added early return.
8289 (put_mangled_filename): Ditto.
8290 (finish_root_table): Added check for base_files.
8291 (write_roots): Care about null when plugins.
8292 (main): Added plugin mode.
8294 2009-06-15 Ian Lance Taylor <iant@google.com>
8296 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8297 * gcov.c (read_count_file): Add braces around variables declared
8300 * c.opt (Wjump-misses-init): New warning.
8301 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8302 -Wall and -Wc++-compat if not already set.
8303 (c_common_post_options): Clear warn_jump_misses_init if it was not
8305 * c-decl.c (struct c_binding): Change type field to a union with
8306 new label field. Make it the first field in the struct. Update
8307 references to type to use u.type instead.
8308 (struct c_spot_bindings): Define.
8309 (struct c_goto_bindings): Define.
8310 (c_goto_bindings_p): Define, along with VECs.
8311 (struct c_label_vars): Define.
8312 (struct c_scope): Add has_label_bindings field.
8313 (bind_label, set_spot_bindings): New static functions.
8314 (decl_jump_unsafe, update_spot_bindings): New static functions.
8315 (update_label_decls): New static function.
8316 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8317 Update binding u.label field to shadowed field.
8318 (c_binding_start_stmt_expr): New function.
8319 (c_binding_end_stmt_expr): New function.
8320 (pushdecl): Don't call c_begin_vm_scope.
8321 (make_label): Add defining and p_label_vars parameters. Change
8323 (lookup_label): Correct test for whether a label has not yet been
8324 defined. Call bind_label rather than bind.
8325 (warn_about_goto): New static function.
8326 (lookup_label_for_goto): New function.
8327 (declare_label): Call bind_label rather than bind.
8328 (check_earlier_gotos): New static function.
8329 (define_label): Don't give errors about jumping into statement
8330 expressions or scopes of variably modified types. Call
8331 set_spot_bindings and check_earlier_gotos. Call bind_label
8332 instead of bind. Don't set label_context_stack_se or
8333 label_context_stack_vm.
8334 (c_get_switch_bindings): New function.
8335 (c_release_switch_bindings): New function.
8336 (c_check_switch_jump_warnings): New function.
8337 (start_function): Don't set label_context_stack_se or
8338 label_context_stack_vm.
8339 (finish_function): Likewise.
8340 * c-typeck.c (label_context_stack_se): Don't define.
8341 (label_context_stack_vm): Don't define.
8342 (c_finish_goto_label): Call lookup_label_for_goto rather than
8343 lookup_label. Don't give errors about jumping into a statement
8344 expression or the scope of a variably modified type. Don't set
8345 label_context_stack_se or label_context_stack_vm.
8346 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8347 fields. Add bindings field.
8348 (c_start_case): Don't set deleted fields. Set bindings field.
8349 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8350 or blocked_vm. Call c_check_switch_jump_warnings.
8351 (c_finish_case): Don't test blocked_stmt_expr field. Call
8352 c_release_switch_bindings.
8353 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8354 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8355 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8356 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8357 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8358 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8359 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8360 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8361 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8362 (C_DECL_UNJUMPABLE_VM): Don't define.
8363 (C_DECL_UNDEFINABLE_VM): Don't define.
8364 (struct c_label_list): Don't define.
8365 (struct c_label_context_se): Don't define.
8366 (struct c_label_context_vm): Don't define.
8367 (struct c_spot_bindings): Declare.
8368 (c_bindings_start_stmt_expr): Declare.
8369 (c_bindings_end_stmt_expr): Declare.
8370 (lookup_label_for_goto): Declare.
8371 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8372 (c_check_switch_jump_warnings): Declare.
8373 (label_context_stack_se, label_context_stack_vm): Don't declare.
8374 (c_finish_goto_label): Update declaration.
8375 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8376 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8377 (Warning Options): Document -Wjump-misses-init.
8379 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8381 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8384 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8386 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8388 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8390 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8392 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8394 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8396 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8398 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8399 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8400 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8401 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8402 * dwarf2asm.c (dw2_force_const_mem): Update call to
8404 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8405 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8406 * langhooks.c (lhd_comdat_group): Remove.
8407 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8408 * tree.h (DECL_COMDAT_GROUP): New.
8409 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8410 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8411 (make_decl_one_only): Change signature.
8412 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8414 (make_decl_one_only): Change signature.
8415 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8417 2009-06-15 Richard Guenther <rguenther@suse.de>
8420 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8422 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8424 * tree-ssa-math-opts.c: Remove extra divide.
8426 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8428 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8430 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8432 * passes.c: Add bswap pass.
8433 * tree-pass.h: Add pass_optimize_bswap declaration.
8434 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8435 Include rtl.h, expr.h and optabs.h for optab_handler check.
8436 (struct symbolic_number, pass_optimize_bswap): New definition.
8437 (do_shift_rotate, verify_symbolic_number_p): New functions.
8438 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8439 (gate_optimize_bswap): New function.
8440 * tree.c (widest_int_cst_value): New function.
8441 * tree.h (widest_int_cst_value): Prototype added.
8443 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8445 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8446 REG_EQUAL/REG_EQUIV notes.
8448 2009-06-14 Richard Guenther <rguenther@suse.de>
8451 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8452 has its address taken if NRV was applied and it is addressable.
8453 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8454 function split out from ...
8455 (get_constraint_for_1): ... here.
8456 (handle_rhs_call): Use it to mark the return slot escaped if
8457 it is addressable and NRV was applied.
8459 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8461 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8462 Change first argument type to location_t.
8463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8464 Do not set input_location.
8465 Use loc instead of input_location throughout.
8467 2009-06-13 Richard Guenther <rguenther@suse.de>
8469 PR tree-optimization/40421
8470 * tree-predcom.c (should_unroll_loop_p): Remove.
8471 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8473 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8475 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8476 Add location argument.
8478 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8480 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8482 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8483 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8484 * config/spu/spu-protos.h: Add location to
8485 spu_resolve_overloaded_builtin.
8486 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8487 spu_build_builtin_va_list.
8488 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8489 argument. Pass location to build_function_call_vec.
8490 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8492 (emit_fpu_switch): Same.
8493 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8494 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8495 to build_decl and create_artificial_label.
8496 (xtensa_gimplify_va_arg_expr): Same.
8497 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8498 (xstormy16_gimplify_va_arg_expr): Same.
8499 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8500 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8501 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8502 (mips16_build_function_stub): Same.
8503 (mips16_build_call_stub): Same.
8505 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8508 * arm/constraints.md (Pa, Pb): New constraints.
8509 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8510 split pattern to deal with them.
8512 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8514 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8515 fix index entry for -Xpreprocessor.
8517 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8519 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8520 Add location argument to build_decl call.
8521 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8522 (rs6000_init_builtins): Same.
8523 (spe_init_builtins): Same.
8524 (rs6000_gimplify_va_arg): Add location argument to
8525 create_artificial_label call.
8527 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8529 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8530 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8531 * Makefile.in: Fix GGC dependency for gcse.o.
8533 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8535 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8536 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8537 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8539 * c-parser.c (c_parser_binary_expression): Use current column while
8540 building binary operations.
8541 * common.opt (fshow-column): Enable by default.
8542 * tree-vrp.c (check_array_ref): Use warning_at.
8543 (check_array_bounds): Use location from call back if expr has no
8545 * tree.h: Add location argument to maybe_fold_*.
8546 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8547 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8548 (maybe_fold_offset_to_component_ref): Same.
8549 (maybe_fold_offset_to_reference): Same.
8550 (maybe_fold_offset_to_address): Same.
8551 (maybe_fold_stmt_indirect): Same.
8552 (maybe_fold_stmt_addition): Same.
8553 (fold_stmt_r): Pass location to maybe_fold_*.
8554 (fold_gimple_assign): Same.
8555 * c-tree.h: Add location argument to finish_decl,
8556 default_function_array_conversion, store_init_value.
8557 * c-decl.c (define_label): Use error_at.
8558 (c_make_fname_decl): Pass location to finish_decl.
8559 (finish_decl): New location argument.
8560 (build_compound_literal): Pass location to store_init_value.
8561 (grokdeclarator): Pass location to finish_decl.
8563 * c-typeck.c (array_to_pointer_conversion): New location argument.
8564 (function_to_pointer_conversion): Same.
8565 (default_function_array_conversion): Same.
8566 (parser_build_unary_op): Pass location to overflow_warning.
8567 (parser_build_binary_op): Same. Use warning_at.
8568 (build_unary_op): Pass location to array_to_pointer_conversion.
8569 (build_c_cast): Pass location to digest_init.
8570 (build_modify_expr): New location argument.
8571 (convert_for_assignment): Same.
8572 (store_init_value): Same.
8573 (digest_init): Same.
8574 (output_init_element): Pass location to digest_init and
8575 array_to_pointer_conversion.
8576 (c_finish_return): Pass location to convert_for_assignment.
8577 * gimplify.c (gimplify_conversion): Pass location to
8578 maybe_fold_offset_to_address.
8579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8580 to maybe_fold_stmt_addition.
8581 * c-omp.c (c_finish_omp_atomic): Pass new location to
8583 (c_finish_omp_for): Same.
8584 * c-common.c (overflow_warning): New argument.
8585 * c-common.h: New argument to build_modify_expr, overflow_warning.
8586 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8588 (c_parser_initializer): Pass location to
8589 default_function_array_conversion.
8590 (c_parser_initelt): Same.
8591 (c_parser_initval): Same.
8592 (c_parser_asm_operands): Same.
8593 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8594 (c_parser_conditional_expression): Same.
8595 (c_parser_binary_expression): Add location info to stack. Use it.
8596 (c_parser_unary_expression): Pass location to
8597 default_function_array_conversion, parser_build_unary_op,
8598 build_indirect_ref, c_parser_postfix_expression_after_primary.
8599 (c_parser_postfix_expression_after_primary): New location argument.
8601 (c_parser_expression_conv): Pass location to
8602 default_function_array_conversion.
8603 (c_parser_expr_list): Same.
8604 (c_parser_omp_atomic): Same.
8605 (c_parser_omp_for_loop): Same.
8606 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8607 (build_array_declarator): New argument.
8608 * c-decl.c (build_array_declarator): Add location argument.
8609 (grokdeclarator): Set id_loc for cdk_array.
8610 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8611 build_array_declarator.
8612 * tree.c (build_omp_clause): Add location argument.
8613 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8614 (OMP_CLAUSE_LOCATION): New macro.
8615 (struct tree_omp_clause): Add location field.
8616 (build_omp_clause): Add argument.
8617 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8618 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8620 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8621 (cp_parser_omp_clause_collapse): Same.
8622 (cp_parser_omp_clause_default): Same.
8623 (cp_parser_omp_clause_if): Same.
8624 (cp_parser_omp_clause_nowait): Same.
8625 (cp_parser_omp_clause_num_threads): Same.
8626 (cp_parser_omp_clause_ordered): Same.
8627 (cp_parser_omp_clause_schedule): Same.
8628 (cp_parser_omp_clause_untied): Same.
8629 (cp_parser_omp_for_loop): Same.
8630 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8631 * c-tree.h (c_start_case): Add location argument.
8632 (c_process_expr_stmt): Same.
8633 (c_finish_goto_*): Same.
8634 * tree-parloops.c (initialize_reductions): Pass location to
8636 (create_parallel_loop): Same.
8637 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8638 (gfc_trans_omp_reduction_list): Same.
8639 (gfc_trans_omp_clauses): Same.
8640 (gfc_trans_omp_do): Same.
8641 * c-typeck.c (c_finish_goto_label): Same.
8642 (c_finish_goto_ptr): New location argument.
8643 (c_start_case): Same.
8644 (emit_side_effect_warnings): Same.
8645 (c_process_expr_stmt): Same.
8646 (c_finish_stmt_expr): Same.
8647 (c_finish_omp_clauses): Use error_at instead of error.
8648 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8650 * c-omp.c (c_split_parallel_clauses): New location argument.
8651 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8652 to build_omp_clause.
8653 (convert_local_reference_stmt): Same.
8654 (convert_gimple_call): Same.
8655 * c-common.h (c_split_parallel_clauses): New argument.
8656 * c-parser.c (c_parser_statement_after_labels): Pass location to
8657 c_finish_goto_label.
8658 (c_parser_switch_statement): Pass location to c_start_case.
8659 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8660 and c_process_expr_stmt.
8661 (c_parser_omp_variable_list): Add location argument.
8662 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8663 (c_parser_omp_clause_default): Same.
8664 (c_parser_omp_clause_if): Same.
8665 (c_parser_omp_clause_num_threads): Same.
8666 (-c_parser_omp_clause_ordered): Same.
8667 (c_parser_omp_clause_reduction): Pass location to
8668 c_parser_omp_variable_list.
8669 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8670 (c_parser_omp_clause_untied): Same.
8671 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8672 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8674 * c-tree.h (check_for_loop_decls, undeclared_variable,
8675 build_component_ref, build_array_ref, build_external_ref,
8676 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8677 build_conditional_expr, build_compound_expr, c_cast_expr,
8678 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8679 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8681 * c-semantics.c (build_stmt): Same.
8682 (build_case_label): Same.
8683 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8684 (undeclared_variable): New argument.
8686 (lookup_label): Pass location on down.
8687 (define_label): Same.
8688 (finish_decl): Same.
8689 (build_compound_literal): Same.
8690 (finish_struct): Same.
8691 (finish_function): Do not set location here.
8692 (check_for_loop_decls): New argument.
8693 * tree.c (save_expr): Set location.
8694 (build_empty_stmt): New argument.
8695 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8696 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8697 * builtins.c (gimplify_va_arg_expr): Use locations.
8698 (expand_builtin_sync_operation): Same.
8699 * c-typeck.c (build_component_ref): New argument.
8700 (build_array_ref): Same.
8701 (build_external_ref): Same.
8702 (c_expr_sizeof_expr): Same.
8703 (c_expr_sizeof_type): Same.
8704 (parser_build_unary_op): Same.
8705 (build_conditional_expr): Same.
8706 (build_compound_expr): Pass location on down.
8707 (build_compound_expr): New argument.
8708 (build_c_cast): Same.
8709 (c_cast_expr): Same.
8710 (build_asm_expr): Same.
8711 (c_finish_return): Same.
8712 (c_process_expr_stmt): Pass location on down.
8713 (c_finish_stmt_expr): New argument.
8714 (push_clenaup): Same.
8715 (c_finish_omp_parallel): Same.
8716 (c_finish_omp_task): Same.
8717 * gimplify.c (gimplify_call_expr): Pass location on down.
8718 * c-omp.c (c_finish_omp_master): New argument.
8719 (c_finish_omp_critical): Same.
8720 (c_finish_omp_ordered): Same.
8721 (c_finish_omp_barrier): Same.
8722 (-c_finish_omp_taskwait): Same.
8723 (c_finish_omp_atomic): Same.
8724 (c_finish_omp_flush): Same.
8725 * tree-inline.c (copy_tree_body_r): Pass location on down.
8726 (inline_forbidden_p): Remove use of input_location.
8727 * c-gimplify.c (c_build_bind_expr): New argument.
8728 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
8729 (c_sizeof_or_alignof_type): New argument.
8730 (c_alignof_expr): Same.
8731 (build_va_arg): Same.
8732 (c_add_case_label): Same.
8733 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
8734 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
8735 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
8736 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
8737 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
8738 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
8740 * stub-objc.c (objc_build_selector_expr): Same.
8741 (objc_build_throw_stmt): Same.
8742 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
8743 (c_parser_initelt): Same.
8744 (c_parser_compound_statement): Same.
8745 (c_parser_compound_statement_nostart): Same.
8746 (c_parser_label): Same.
8747 (c_parser_statement_after_labels): Same.
8748 (c_parser_if_body): Same.
8749 (c_parser_else_body): Same.
8750 (c_parser_if_statement): Same.
8751 (c_parser_switch_statement): Same.
8752 (c_parser_while_statement): Same.
8753 (c_parser_do_statement): Same.
8754 (c_parser_for_statement): Same.
8755 (c_parser_asm_statement): Same.
8756 (c_parser_conditional_expression): Same.
8757 (c_parser_binary_expression): Same.
8758 (c_parser_cast_expression): Same.
8759 (c_parser_unary_expression): Same.
8760 (c_parser_sizeof_expression): Same.
8761 (c_parser_alignof_expression): Same.
8762 (c_parser_postfix_expression): Same.
8763 (c_parser_expression): Same.
8764 (c_parser_objc_receiver): Same.
8765 (c_parser_omp_variable_list): Same.
8766 (c_parser_omp_structured_block): Same.
8767 (c_parser_omp_atomic): New argument.
8768 (c_parser_omp_barrier): Same.
8769 (c_parser_omp_critical): Same.
8770 (c_parser_omp_flush): Pass location on down.
8771 (c_parser_omp_for_loop): New argument.
8772 (c_parser_omp_for): Same.
8773 (c_parser_omp_master): Same.
8774 (c_parser_omp_ordered): Same.
8775 (c_parser_omp_sections_scope): Same.
8776 (c_parser_omp_sections): Same.
8777 (c_parser_omp_parallel): Same.
8778 (c_parser_omp_single): Same.
8779 (c_parser_omp_task): Same.
8780 (c_parser_omp_taskwait): Pass location on down.
8781 (c_parser_omp_construct): Same.
8782 (c_parser_omp_threadprivate): Same.
8783 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
8784 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
8785 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
8786 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
8787 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
8788 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
8789 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
8790 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
8791 config/i386/i386.c, stmt.c:
8792 Add location argument to the following function definitions and/or
8793 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
8794 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
8795 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
8796 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
8797 do_case, c_finish_bc_stmt, build_compound_literal,
8798 build_function_call.
8799 * c-decl.c (build_compound_literal): Add location argument.
8800 Make all diagnostic calls use location.
8801 (start_struct): Same.
8802 (finish_struct): Same.
8804 (build_enumerator): Same.
8805 (start_function): Same.
8806 (grokdeclarator): Make all diagnostic calls use location.
8807 (store_parm_decls_oldstyle): Same.
8808 * c-typeck.c (build_function_call): Add location argument.
8809 Make all diagnostic calls use location.
8811 (c_finish_bc_stmt): Same.
8812 * tree-nested.c (get_trampoline_type): Add argument.
8813 Pass location to build_decl.
8814 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
8815 * rtl.h (RTL_LOCATION): New.
8816 * c-common.c (c_add_case_label): Add location argument.
8817 Make all diagnostic calls use location.
8818 * c-common.h: Add location argument to make_fname_decl, do_case,
8819 c_add_case_label, build_function_call, resolve_overloaded_builtin.
8820 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
8821 Set it appropriately for every case. Pass enum_loc to start_enum
8822 call. Pass value_loc first to build_enumerator. Pass enum_loc to
8824 (c_parser_struct_or_union_specifier): Save location. Use it for
8825 start_struct, finish_struct, and parser_xref_tag.
8827 2009-06-12 Ian Lance Taylor <iant@google.com>
8829 * fold-const.c (fold_unary): Rename local variable and to and_expr.
8831 * c-opts.c (c_common_handle_option): For -Wc++-compat set
8832 cpp_opts->warn_cxx_operator_names.
8834 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8837 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
8838 is returns NULL and OP is a VCE, look through the VCE.
8840 2009-06-12 Ian Lance Taylor <iant@google.com>
8843 * collect2.c (main): Use CONST_CAST2 in code inside #if
8844 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
8846 2009-06-12 Joey Ye <joey.ye@intel.com>
8849 * cfgexpand.c (get_decl_align_unit): Update
8850 max_used_stack_slot_alignment with align instead of
8851 stack_alignment_needed.
8853 * function.c (assign_stack_local_1): Update
8854 max_used_stack_slot_alignment with alignment_in_bits instead
8855 of stack_alignment_needed.
8856 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
8859 2009-06-12 Jakub Jelinek <jakub@redhat.com>
8861 * dwarf2out.c (last_var_location_insn): New variable.
8862 (dwarf2out_end_epilogue): Clear last_var_location_insn.
8863 (dwarf2out_var_location): Don't record anything after last real
8864 insn. Only change labels if there were any real instructions
8865 in between last note and this one, or if changed sections.
8867 2009-06-11 Richard Henderson <rth@redhat.com>
8869 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
8870 note when storing the frame pointer in a register.
8871 (FRP): Don't redefine to nothing for epilogue.
8872 (alpha_expand_epilogue): Mark register and sp restores.
8873 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
8875 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
8876 when gen_lowpart is needed.
8878 2009-06-11 Richard Henderson <rth@redhat.com>
8880 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
8882 * dwarf2out.c (need_data_align_sf_opcode): New.
8883 (div_data_align): Move earlier.
8884 (def_cfa_1, reg_save): Use it.
8886 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
8888 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
8889 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
8890 (ix86_handle_option): Handle OPT_mcrc32.
8891 (ix86_target_string): Add -mcrc32.
8892 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
8894 * config/i386/i386.h (TARGET_CRC32): New.
8896 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
8897 (sse4_2_crc32di): Likewise.
8899 * config/i386/i386.opt (mcrc32): New.
8901 * doc/invoke.texi: Document -mcrc32.
8903 2009-06-11 Richard Henderson <rth@redhat.com>
8905 * common.opt (gdwarf-): Accept a version number.
8906 * doc/invoke.texi (gdwarf-): Update docs.
8907 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
8908 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
8909 version level, and record it.
8911 * dwarf2.h (DW_CIE_VERSION): Remove.
8912 * dwarf2out.c (DWARF_VERSION): Remove.
8913 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
8914 (output_call_frame_info): Use CIE version 3 for dwarf3,
8915 or if the return register column is out of range for version 1.
8916 (dwarf_stack_op_name): Add all dwarf3 values.
8917 (DEBUG_PUBTYPES_SECTION): New.
8918 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
8919 encoding change for dwarf3.
8920 (output_die) [dw_val_class_die_ref]: Likewise.
8921 (output_compilation_unit_header): Emit correct version for dwarf3.
8922 (output_line_info): Likewise.
8923 (output_pubnames): Update for DWARF_VERSION removal.
8924 (output_aranges): Likewise.
8925 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
8926 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
8927 (dwarf2out_finish): Likewise.
8929 2009-06-11 David Daney <ddaney@caviumnetworks.com>
8931 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
8934 2009-06-11 David Daney <ddaney@caviumnetworks.com>
8937 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
8938 * builtins.c (expand_builtin_unreachable): New function.
8939 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
8940 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
8941 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
8943 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
8944 searching for missing barriers.
8946 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8948 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
8949 when -fprofile-generate* was passed.
8950 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8952 2009-06-11 Anthony Green <green@moxielogic.com>
8954 * config/moxie/moxie.md: Define length attribute for all instructions.
8956 (*b<cond:code>): Support limited branch ranges for new PC-relative
8957 branch instructions.
8958 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
8960 2009-06-11 Jakub Jelinek <jakub@redhat.com>
8962 * config/i386/i386.c (min_insn_size): Use get_attr_length
8963 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
8966 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
8967 instead of emit_insn_before.
8969 2009-06-10 Ian Lance Taylor <iant@google.com>
8972 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
8975 2009-06-10 Revital Eres <eres@il.ibm.com>
8977 * passes.c (init_optimization_passes): Reschedule
8978 predictive-commoning pass before complete unroll pass.
8980 2009-06-10 Martin Jambor <mjambor@suse.cz>
8982 * cgraph.c (cgraph_node_can_be_local_p): New function.
8983 (cgraph_make_node_local): New function.
8984 * cgraph.h (cgraph_node_can_be_local_p): Declare.
8985 (cgraph_make_node_local): Declare.
8987 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
8989 * tree.h (tree_base): Add packed_flag and user_align fields.
8990 Decrease size of spare field.
8991 (TYPE_USER_ALIGN): Use user_align from tree_base.
8992 (DECL_USER_ALIGN): Likewise.
8993 (TYPE_PACKED): Use packed_flag from tree_base.
8994 (DECL_PACKED): Likewise.
8995 (tree_type): Delete packed_flag and user_align fields. Widen
8996 precision field. Widen mode field and shuffle fields to align
8997 mode on an 8-bit boundary.
8998 (tree_decl_common): Delete decl_flag_1 and user_align fields.
8999 Renumber decl_flag_* fields. Fix comments. Widen
9000 decl_common_unused field.
9001 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9002 (DECL_EXTERNAL): Likewise.
9003 (DECL_BIT_FIELD): Likewise.
9004 (DECL_NONADDRESSABLE_P): Likewise.
9005 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9006 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9008 2009-06-10 Ian Lance Taylor <iant@google.com>
9010 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9011 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9012 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9013 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9014 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9015 DEF_VEC_ALLOC_FUNC_P.
9016 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9017 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9018 DEF_VEC_ALLOC_FUNC_O.
9019 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9020 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9021 DEF_VEC_ALLOC_FUNC_I.
9022 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9023 (vec_stack_p_reserve_exact_1): Declare.
9024 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9025 (vec_stack_free): Declare.
9026 (VEC_stack_alloc): Define.
9027 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9028 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9029 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9030 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9032 (stack_vecs): New static variable.
9033 (vec_stack_p_reserve_exact_1): New function.
9034 (vec_stack_o_reserve_1): New static function.
9035 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9036 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9037 (vec_stack_free): New function.
9038 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9039 (VEC_df_ref_stack_alloc): Define.
9040 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9041 DEF_VEC_ALLOC_P_STACK.
9042 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9043 (struct df_collection_rec): Change _vec fields to VEC. Remove
9045 (df_free_collection_rec): Adjust for new fields.
9046 (df_insn_rescan): Use new df_collection_rec fields.
9047 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9048 (df_ref_create_structure, df_ref_record): Likewise.
9049 (df_get_conditional_uses, df_get_call_refs): Likewise.
9050 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9051 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9052 (df_record_exit_block_uses, df_bb_verify): Likewise.
9053 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9054 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9055 Remove count parameter. Change return type to void. Change all
9057 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9058 Remove count parameter. Change return type to void. Change all
9060 (df_install_refs): Change old_vec parameter to VEC. Remove count
9061 parameter. Change all callers.
9062 (df_install_mws): Change old_vec parameter to VEC. Remove count
9063 parameter. Change all callers.
9064 (df_refs_verify): Change new_rec parameter to VEC. Change call
9066 (df_mws_verify): Likewise.
9068 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9070 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9072 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9074 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9076 2009-06-10 Anthony Green <green@moxielogic.com>
9078 * config/moxie/crti.asm: New file.
9079 * config/moxie/crtn.asm: New file.
9080 * config/moxie/moxie.c: New file.
9081 * config/moxie/moxie.h: New file.
9082 * config/moxie/sfp-machine.h: New file.
9083 * config/moxie/moxie-protos.h: New file.
9084 * config/moxie/t-moxie: Created.
9085 * config/moxie/t-moxie-softfp: Created.
9086 * config/moxie/moxie.md: Created.
9087 * config/moxie/constraints.md: Created.
9088 * config.gcc: Add moxie support.
9089 * doc/md.texi (Machine Constraints): Add moxie constraints.
9090 * doc/contrib.texi (Contributors): Mention moxie port.
9091 * doc/install.texi (Specific): Mention the moxie port.
9093 2009-06-09 Ian Lance Taylor <iant@google.com>
9095 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9097 * optabs.c (optab_table): Only use designated initializers if
9098 HAVE_DESIGNATED_INITIALIZERS is defined.
9099 (convert_optab_table): Likewise.
9100 (init_optabs): Always call init_insn_codes if
9101 HAVE_DESIGNATED_INITIALIZERS is not defined.
9103 2009-06-09 Ian Lance Taylor <iant@google.com>
9105 * targhooks.c (default_builtin_vectorized_function): Change fn
9106 parameter to unsigned int.
9107 (default_builtin_vectorized_conversion): Change code parameter to
9109 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9110 * targhooks.h: Update declarations.
9111 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9112 parameter to unsigned int.
9114 * c-typeck.c (comptypes_check_enum_int): New static function.
9115 (comptypes_internal): Add enum_and_int_p parameter. Change all
9117 (comp_target_types): Add location parameter. Change all callers.
9118 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9120 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9121 (build_conditional_expr): Add colon_loc parameter. Change all
9123 (convert_for_assignment): Add location parameter. Change all callers.
9124 * c-parser.c (c_parser_conditional_expression): Pass location of
9125 colon to build_conditional_expr.
9126 * c-tree.h (build_conditional_expr): Update declaration.
9128 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9130 * graphite.c: Revert previous patch.
9132 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9135 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9137 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9139 * tree-ssa-loop-prefetch.c
9140 (loop_prefetch_arrays): Fixed a portability problem in printf format
9143 2009-06-09 Martin Jambor <mjambor@suse.cz>
9145 PR tree-optimization/40351
9146 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9147 refrence to a potential artifical subaccess can be constructed.
9149 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9151 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9152 (sh_override_options): Likewise.
9153 * config/sh/sh.c: Include params.h.
9154 (sh_optimization_options): New.
9155 (sh_override_options): Likewise.
9156 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9157 (OVERRIDE_OPTIONS): Use sh_override_options.
9159 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9161 * dwarf2out.c (emit_cfa_remember): New variable.
9162 (add_fde_cfi): If emit_cfa_remember, recurse to add
9163 DW_CFA_remember_state first.
9164 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9165 instead just set emit_cfa_remember.
9167 2009-06-08 Jan Hubicka <jh@suse.cz>
9170 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9172 2009-06-08 Jan Hubicka <jh@suse.cz>
9175 * cgraphunit.c (save_inline_function_body): Do not copy transform
9176 hooks for saved inline bodies.
9177 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9180 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9182 * jump.c (returnjump_p): Handle delayed branches. Add missing
9185 2009-06-08 Jan Hubicka <jh@suse.cz>
9188 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9189 original node might've been modified.
9190 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9192 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9194 * tree-object-size.c (addr_object_size): Add OSI argument.
9195 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9196 (compute_builtin_object_size, expr_object_size): Adjust callers.
9197 (plus_stmt_object_size): Call addr_object_size instead of
9198 compute_builtin_object_size.
9200 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9201 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9203 * tree-ssa-loop-prefetch.c
9204 (gather_memory_references): Introduced a counter for the number of
9206 (anything_to_prefetch_p): Introduced a counter for the number of
9208 (is_loop_prefetching_profitable): New function with a cost model
9210 (loop_prefetch_arrays): Use the new cost model to determine if
9211 prefetching is profitable.
9212 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9213 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9214 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9215 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9216 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9217 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9219 2009-06-08 Michael Matz <matz@suse.de>
9222 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9223 partitions use the same.
9224 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9225 for basevars of SSA_NAMEs.
9226 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9227 to not expand them twice.
9228 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9231 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9233 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9234 (fdump-final-insns=, gtoggle): New.
9235 * doc/invoke.texi: Document them.
9236 * final.c (rest_of_clean_state): Dump final insn stream.
9237 * gcc.c (invoke_as): Hook in -fcompare-debug.
9238 (static_spec_functions): Add compare-debug-dump-opt,
9239 compare-debug-self-opt and compare-debug-auxbase-opt.
9240 (compare_debug, compare_debug_second, compare_debug_opt): New.
9241 (switches_debug_check, n_switches_debug_check): New.
9242 (debug_auxbase_opt, debug_check_temp_file): New.
9243 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9245 (do_self_spec): Handle arguments after switches.
9246 (do_spec_1): Add .gk extension to temp file basenames for compare.
9247 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9248 (cc1_options): Use it instead of normal auxbase computation for
9249 the second compare-debug compilation.
9250 (compare_files): New.
9251 (main): Set up and implement compare debug mode.
9252 (compare_debug_dump_opt_spec_function): New.
9253 (compare_debug_self_opt_spec_function): New.
9254 (compare_debug_auxbase_opt_spec_function): New.
9255 * toplev.c (process_options): Handle flag_gtoggle,
9256 flag_dump_final_insns.
9257 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9258 during -fcompare-debug-second compilation.
9260 2009-06-07 Ian Lance Taylor <iant@google.com>
9262 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9263 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9265 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9266 with no default node. Change warning with %H to warning_at.
9267 Don't clear warn_switch around case checking.
9268 * doc/invoke.texi (Warning Options): Clarify distinction between
9269 -Wswitch and -Wswitch-enum.
9271 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9273 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9275 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9277 * gbl-ctors.h: Add header guard.
9279 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9281 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9282 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9283 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9284 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9285 prototypes for removed functions.
9286 (expressions_equal_p): Move to ...
9287 * tree-ssa-sccvn.h: ... here and ...
9288 * matrix-reorg.c: ... adjust includes.
9290 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9292 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9294 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9296 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9297 (finish_function): Remove erroneous whitespace.
9299 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9301 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9302 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9304 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9306 * errors.c (internal_error): Commentary typo fix.
9307 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9308 * tree-ssa-pre.c: Ditto.
9310 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9312 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9313 them is supposed to hold actual statements.
9315 2009-06-06 Ian Lance Taylor <iant@google.com>
9317 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9318 empty statements can now have attributes.
9320 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9322 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9323 * config/mips/mips.md: Ditto.
9325 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9327 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9329 (__eabi_uconvert): Likewise.
9331 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9333 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9334 CFI_* definitions with IN_GCC.
9336 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9338 * xcoffout.h (xcoffout_source_line): Update prototype.
9340 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9342 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9343 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9345 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9348 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9349 inlined_function_outer_scope_p blocks for artificial inlines
9351 * tree.c (tree_nonartificial_location): Rewrite using
9352 block_nonartificial_location.
9354 2009-06-05 Revital Eres <eres@il.ibm.com>
9355 Leehod Baruch <leehod@il.ibm.com>
9357 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9358 (expand_expr_real_1): Remove comment.
9359 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9360 Vectorize misaligned access when the target supports it.
9361 (vect_supportable_dr_alignment): Check for unaligned access support.
9362 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9365 2009-06-05 Julian Brown <julian@codesourcery.com>
9367 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9368 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9370 2009-06-05 Richard Guenther <rguenther@suse.de>
9373 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9376 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9378 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9379 (save_gprs): Don't tell unwinder when a global register is saved.
9380 (s390_emit_epilogue): Emit needed epilogue unwind info.
9382 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9384 * dwarf2out.c (deferred_asm_name): New.
9385 (add_name_and_src_coords_attributes): Defer creation of
9386 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9388 (move_linkage_attr): New.
9389 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9392 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9394 * tree-nested.c (finalize_nesting_tree_1): Declare the
9395 frame_decl in the binding tree.
9397 2009-06-04 Cary Coutant <ccoutant@google.com>
9399 * basic-block.h (struct basic_block_def): Add discriminator field.
9400 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9402 * debug.c (do_nothing_debug_hooks): Add additional entry.
9403 (debug_nothing_int_charstar_int): New function.
9404 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9405 (debug_nothing_int_charstar_int): New declaration.
9406 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9407 discriminator value in .loc directive.
9408 * final.c (last_discriminator): New variable.
9409 (discriminator): New variable.
9410 (final_start_function): Initialize above variables, pass current
9411 discriminator to debug hook.
9412 (notice_source_line): Check for discriminator change.
9413 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9414 * sdbout.c (sdbout_source_line): New parameter.
9415 * tree-cfg.c (struct locus_discrim_map): New structure type.
9416 (discriminator_per_locus): New hash table.
9417 (build_gimple_cfg): Allocate and free discriminator hash table.
9418 (make_edges): Call assign_discriminator.
9419 (locus_map_hash): New function.
9420 (locus_map_eq): New function.
9421 (next_discriminator_for_locus): New function.
9422 (same_line_p): New function.
9423 (assign_discriminator): New function.
9424 (make_cond_expr_edges): Call assign_discriminator.
9425 (make_gimple_switch_edges): Likewise.
9426 (first_non_label_stmt): New function.
9427 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9429 * xcoffout.c (xcoffout_source_line): Add new parameter.
9431 * configure.ac (gcc_cv_as_discriminator): New configury check for
9432 gas support for discriminator.
9433 * configure: Regenerate.
9434 * config.in: Regenerate.
9436 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9438 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9439 val after checking for integers.
9441 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9443 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9445 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9446 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9447 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9448 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9449 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9450 X64_SSE_REGPARM_MAX.
9451 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9452 X64_SSE_REGPARM_MAX.
9454 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9456 * gcc.c (report_times_to_file): New.
9457 (execute): Implement it.
9458 (process_command): Support -time=.
9459 * doc/invoke.texi: Document it.
9461 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9463 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9464 that have value exprs.
9466 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9468 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9469 declarations for constants until...
9470 (dw2_output_indirect_constant_1): ... this point.
9472 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9475 * arm.md (arm_addsi3): Don't try to split an add with an
9476 eliminable register until after reload has completed.
9478 2009-06-03 Ian Lance Taylor <iant@google.com>
9480 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9481 * genattrtab.c (write_length_unit_log): Likewise.
9482 * genchecksum.c (dosum): Likewise.
9483 * gengtype.c (write_rtx_next): Likewise.
9484 (finish_root_table, write_roots): Likewise.
9485 * gimple.c (gimple_ops_offset_): Likewise.
9486 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9487 * config/arc/arc.c (arc_attribute_table): Likewise.
9488 * config/arm/arm.c (arm_attribute_table): Likewise.
9489 * config/avr/avr.c (avr_attribute_table): Likewise.
9490 * config/crx/crx.c (crx_attribute_table): Likewise.
9491 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9492 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9493 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9494 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9495 * config/sh/sh.c (sh_attribute_table): Likewise.
9496 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9497 * config/spu/spu.c (spu_attribute_table): Likewise.
9498 * config/v850/v850.c (v850_attribute_table): Likewise.
9500 * config/alpha/alpha.c (vms_attribute_table): Make static.
9501 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9502 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9503 * config/mips/mips.c (mips_attribute_table): Likewise.
9505 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9507 (cc1-checksum.o): Likewise.
9509 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9511 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9513 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9515 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9516 insn if it is changing sp. Use gen_add3_insn instead of
9517 conditionally gen_addsi3 and gen_adddi3.
9518 (offset_below_red_zone_p): New static inline function.
9519 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9520 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9521 * config/rs6000/ppc-asm.h: Include auto-host.h.
9522 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9523 CFI_RESTORE): Define.
9524 * config/rs6000/crtresxgpr.asm: Add unwind info.
9525 * config/rs6000/crtresxfpr.asm: Likewise.
9526 * config/rs6000/crtresgpr.asm: Likewise.
9527 * config/rs6000/crtresfpr.asm: Likewise.
9528 * config/rs6000/crtsavgpr.asm: Likewise.
9529 * config/rs6000/crtsavfpr.asm: Likewise.
9531 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9532 argument of DWARF2_FRAME_REG_OUT macros.
9534 2009-06-03 Julian Brown <julian@codesourcery.com>
9536 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9537 words or less (including TImode) in core registers.
9539 2009-06-03 Richard Guenther <rguenther@suse.de>
9542 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9544 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9546 * statistics.c (statistics_counter_event): Do not record event
9547 in pass dump if its number == -1.
9548 (curr_statistics_hash): Add assert that we never get passes
9549 with static number == -1.
9551 2009-06-03 Richard Guenther <rguenther@suse.de>
9552 Andrey Belevantsev <abel@ispras.ru>
9554 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9555 non-BLKmode arrays addressable.
9557 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9559 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9560 * config/m68k/m68k.h: ... here.
9561 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9564 2009-06-03 Martin Jambor <mjambor@suse.cz>
9566 PR tree-optimization/40323
9567 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9570 2009-06-03 Richard Guenther <rguenther@suse.de>
9572 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9575 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9577 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9578 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9579 JUMP_TABLE_DATA_P where applicable.
9580 * config/sh/sh.c: Ditto.
9581 * config/sh/sh.h: Ditto.
9582 * config/sh/sh.md: Ditto.
9583 * config/sh/symbian.c: Ditto.
9585 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/driver-i386.c (describe_cache): Optimize
9588 concatenation of strings. Use snprintf instead of sprintf.
9589 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9590 target when not compiling with GCC.
9592 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9594 * config/sh/sh.c: Revert last change.
9595 (sh_expand_epilogue): Emit a blockage insn before the frame
9596 pointer adjustment unconditionally.
9598 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9600 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9601 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9602 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9603 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9604 to COLLECT_GCC_OPTIONS.
9606 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9608 * collect2.c (target_system_root): New variable.
9609 (main): Handle --sysroot=.
9610 (ignore_library): Strip the sysroot from the library path.
9612 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9614 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9615 (collect2.o): Depend on collect2-aix.h.
9616 (collect2-aix.o): New rule.
9617 * collect2-aix.h: New file.
9618 * collect2-aix.c: Likewise.
9619 * collect2.c: Include collect2-aix.h. Don't undefine
9620 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9621 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9622 Use TARGET_AIX_VERSION instead of _AIX51.
9623 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9624 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9625 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9626 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9627 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9629 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9631 * collect2.c (ignore_library): Avoid premature post-increment
9634 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9636 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9637 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9638 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9639 CROSS_DIRECTORY_STRUCTURE too.
9640 (LINK_LIBG_SPEC): Likewise.
9641 (LIB_SPEC): Add %R to sysroot paths.
9642 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9643 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9644 * config/rs6000/aix51.h: As for aix43.h.
9645 * config/rs6000/aix52.h: Likewise.
9646 * config/rs6000/aix53.h: Likewise.
9647 * config/rs6000/aix61.h: Likewise.
9648 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9649 to the beginning of sysroot paths.
9651 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9653 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9654 INSN_LISTs that are out of the REG_NOTE range.
9656 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9658 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9659 (struct var_to_expand): Likewise.
9660 (struct opt_info): Add head and tail for linked lists of the above.
9661 (analyze_insn_to_expand_var): Initialize next.
9662 (analyze_iv_to_split_insn): Likewise.
9663 (analyze_insns_in_loop): Create linked lists.
9664 (allocate_basic_variable): Simplify for use without hash table.
9665 (insert_var_expansion_initialization): Likewise, make it type-safer.
9666 (combine_var_copies_in_loop_exit): Likewise.
9667 (apply_opt_in_copies): Walk lists rather than hash tables.
9668 (release_var_copies): Simplified and inlined by hand into...
9669 (free_opt_info): ... this function.
9671 2009-06-02 Richard Guenther <rguenther@suse.de>
9673 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9676 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9678 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9679 only for builtins that are not overridden.
9681 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9683 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9686 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9688 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9690 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9692 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9694 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9696 * common.opt (fdump-unnumbered-links): New.
9697 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9698 * print-rtl.c (flag_dump_unnumbered_links): New.
9699 (print_rtx): Test it.
9701 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9703 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9704 push/pop multiple to 8-byte alignment.
9706 2009-06-01 Jakub Jelinek <jakub@redhat.com>
9708 * config/i386/i386.c (queued_cfa_restores): New static variable.
9709 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
9711 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
9712 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
9713 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
9714 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
9715 note unconditionally.
9716 (ix86_emit_restore_regs_using_mov): Likewise.
9717 (ix86_emit_restore_sse_regs_using_mov): Likewise.
9718 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
9719 it through to ix86_emit_restore_reg_using_pop.
9720 (ix86_emit_leave): Add RED_OFFSET argument. Call
9721 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
9722 instead of adding REG_CFA_OFFSET note unconditionally.
9723 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
9724 the above functions. Call ix86_add_queued_cfa_restore_notes when
9727 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
9728 force output of the label even for dwarf2out_do_cfi_asm.
9729 (add_fde_cfi): If -g2 and above and cfi might change CFA,
9730 force creation of CFI label and chain DW_CFA_set_loc jumping to it
9731 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
9733 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9734 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
9735 dwarf2out_cfi_label callers.
9736 * tree.h (dwarf2out_cfi_label): Adjust prototype.
9737 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
9738 Adjust dwarf2out_cfi_label callers.
9739 * config/vax/vax.c (vax_output_function_prologue): Likewise.
9741 * config/i386/i386.h (struct machine_cfa_state,
9742 struct machine_function): Guard with ifndef USED_FOR_TARGET
9743 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
9746 * emutls.c (__emutls_get_address): Change arr->size to mean number
9747 of allocated arr->data entries instead of # of slots + 1.
9750 * recog.c (peep2_reinit_state): New function.
9751 (peephole2_init_state): Use it at the end of a basic block and also
9752 when seeing a RTX_FRAME_RELATED_P insn.
9754 2009-06-01 Steve Ellcey <sje@cup.hp.com>
9756 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
9757 fixuns_truncrfdi2): New.
9758 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
9759 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
9760 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
9761 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
9762 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
9763 *recip_approx): Remove.
9764 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
9765 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
9766 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
9768 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
9771 2009-06-01 Ian Lance Taylor <iant@google.com>
9773 * attribs.c (register_attribute): Use CONST_CAST.
9774 * collect2.c (main): Use CONST_CAST2.
9775 (scan_prog_file): Likewise.
9776 * gcc.c (process_command, main): Likewise.
9777 * toplev.c (toplev_main): Likewise.
9779 * c-typeck.c (handle_warn_cast_qual): New static function,
9780 partially broken out of build_c_cast.
9781 (build_c_cast): Call handle_warn_cast_qual.
9782 * doc/invoke.texi (Warning Options): Document new effect of
9785 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
9787 * diagnostic.c (diagnostic_build_prefix): Always print columns.
9788 (diagnostic_report_current_module): Print columns.
9789 * common.opt (flag_show_column): Enable by default.
9791 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
9793 * alias.c (find_base_term): Check for NULL term before returning.
9795 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9797 Revert due to PR40320:
9798 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9799 * calls.c (emit_library_call_value_1): Don't force_operand for move
9802 2009-06-01 Olivier Hainque <hainque@adacore.com>
9803 Eric Botcazou <ebotcazou@adacore.com>
9805 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
9806 to be processed as a bitfield for constructor output purposes.
9807 * output.h (initializer_constant_valid_for_bitfield_p): Declare
9809 * varasm.c (oc_local_state): New type, output_constructor
9810 local state to support communication with helpers.
9811 (oc_outer_state): New type, output_constructor outer state of
9812 relevance in recursive calls.
9813 (output_constructor_array_range): New output_constructor helper,
9814 extracted code for an array range element.
9815 (output_constructor_regular_field): New output_constructor helper,
9816 extracted code for an element that is not a bitfield.
9817 (output_constructor_bitfield): New output_constructor helper,
9818 extracted code for a bitfield element. Accept an OUTER state
9819 argument for recursive processing. Recurse on record or array
9820 CONSTRUCTOR values, possibly past noop conversions.
9821 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
9822 VALUE is a valid constant-valued expression for use in a static
9823 bit-field initializer.
9824 (output_constructor): Rework to use helpers. Accept and honor an
9825 OUTER state argument for recursive calls. Return total size. Be
9826 prepared for nested constructors initializing bitfields.
9827 (output_constant): Feed OUTER in calls to output_constructor.
9829 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
9831 * calls.c (emit_library_call_value_1): Don't force_operand for move
9834 2009-06-01 Nick Clifton <nickc@redhat.com>
9836 * doc/invoke.texi (IA-64 Options): Fix typo.
9838 2009-06-01 Ira Rosen <irar@il.ibm.com>
9840 PR tree-optimization/39129
9841 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
9843 (vect_do_peeling_for_loop_bound): Use
9844 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9845 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9846 (vect_loop_versioning): Likewise.
9847 (vect_create_cond_for_alias_checks): Fix indentation.
9848 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
9850 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
9851 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
9852 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
9853 "control flow in loop".
9854 (vect_estimate_min_profitable_iters): Use
9855 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
9856 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
9857 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9858 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
9859 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
9860 statement belongs to a group of strided accesses with the exact code
9862 (vectorizable_load): Likewise.
9863 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
9864 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9866 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
9868 * config/freebsd-stdint.h: New file.
9869 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
9870 Add freebsd-stdint.h to tm_file.
9872 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
9874 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
9875 (thumb2_extendhidi2): Likewise.
9877 2009-05-31 Ian Lance Taylor <iant@google.com>
9879 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
9881 2009-05-31 Ian Lance Taylor <iant@google.com>
9883 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
9884 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
9885 (ipa-reference.o): Depend upon gt-ipa-reference.h.
9887 2009-05-31 Jason Merrill <jason@redhat.com>
9889 * tree-pretty-print.c (print_call_name): Take the callee, not the
9890 call itself. Make non-static. Use dump_function_name for functions.
9891 (dump_generic_node): Adjust.
9892 * diagnostic.h: Declare print_call_name.
9893 * gimple-pretty-print.c (dump_gimple_call): Use it.
9895 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9897 * config/sh/sh.md (ashldi3_std): New define_expand.
9900 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
9903 * config/sh/sh.c: Include debug.h.
9904 (sh_expand_epilogue): Emit a blockage insn before the frame
9905 pointer adjustment also when dwarf2out_do_frame returns true.
9907 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
9909 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
9910 (thumb2_extendqidi2): New pattern.
9912 2009-05-31 Ira Rosen <irar@il.ibm.com>
9914 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
9915 mark phis for renaming.
9916 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
9917 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
9918 Call mark_sym_for_renaming.
9919 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
9920 * tree-vect-loop.c (vect_transform_loop): Remove
9921 vect_memsyms_to_rename initialization and a call to
9922 mark_set_for_renaming.
9924 2009-05-31 Jakub Jelinek <jakub@redhat.com>
9927 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
9928 frame related even if !set_cfa && style < 0.
9930 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
9932 * config/i386/mingw-tls.c: New file.
9933 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
9934 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
9935 defining _WIN32 but not __CYGWIN__.
9937 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9939 * configure.ac: Add MPC support.
9941 * config.in, configure: Regenerate.
9943 2009-05-29 Richard Henderson <rth@redhat.com>
9945 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
9946 NOTE_INSN_BASIC_BLOCK.
9947 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
9948 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
9949 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
9951 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
9953 (add_cfi): Disable check redefining cfa away from drap.
9954 (lookup_cfa_1): Add remember argument; handle remember/restore.
9955 (lookup_cfa): Pass remember argument.
9956 (cfa_remember): New.
9957 (compute_barrier_args_size_1): Remove sibcall check.
9958 (dwarf2out_frame_debug_def_cfa): New.
9959 (dwarf2out_frame_debug_adjust_cfa): New.
9960 (dwarf2out_frame_debug_cfa_offset): New.
9961 (dwarf2out_frame_debug_cfa_register): New.
9962 (dwarf2out_frame_debug_cfa_restore): New.
9963 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
9964 (dwarf2out_begin_epilogue): New.
9965 (dwarf2out_frame_debug_restore_state): New.
9966 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
9967 DW_CFA_restore_state.
9968 (output_cfi_directive): Likewise.
9969 (convert_cfa_to_fb_loc_list): Likewise.
9970 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
9971 * dwarf2out.h: Update.
9972 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
9973 (copy_insn_1): Early out for null.
9974 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
9975 and dwarf2out_frame_debug_restore_state.
9976 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
9977 (prologue_insn_hash, epilogue_insn_hash): New.
9978 (free_after_compilation): Adjust freeing accordingly.
9979 (record_insns): Create hash table if needed; push insns into
9980 hash instead of array.
9981 (maybe_copy_epilogue_insn): New.
9982 (contains): Search hash table instead of array.
9983 (sibcall_epilogue_contains): Remove.
9984 (thread_prologue_and_epilogue_insns): Split eh_return insns
9985 and mark them as epilogues.
9986 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
9987 scanning in terms of basic blocks.
9988 * insn-notes.def (CFA_RESTORE_STATE): New.
9989 * jump.c (returnjump_p_1): Accept EH_RETURN.
9990 (eh_returnjump_p_1, eh_returnjump_p): New.
9991 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
9992 CFA_REGISTER, CFA_RESTORE): New.
9993 * rtl.def (EH_RETURN): New.
9994 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
9996 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
9997 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
9999 * config/i386/i386.c (gen_push): Update cfa state.
10000 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10001 add a CFA_ADJUST_CFA note.
10002 (ix86_dwarf_handle_frame_unspec): Remove.
10003 (ix86_expand_prologue): Update cfa state.
10004 (ix86_emit_restore_reg_using_pop): New.
10005 (ix86_emit_restore_regs_using_pop): New.
10006 (ix86_emit_leave): New.
10007 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10008 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10009 * config/i386/i386.h (struct machine_cfa_state): New.
10010 (ix86_cfa_state): New.
10011 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10012 (eh_return_internal): Merge from eh_return_<mode>,
10013 use eh_return rtx, split w/ epilogue.
10015 2009-05-29 Ian Lance Taylor <iant@google.com>
10017 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10019 * calls.c (emit_library_call_value_1): Likewise.
10021 * c-typeck.c (c_build_va_arg): New function.
10022 * c-tree.h (c_build_va_arg): Declare.
10023 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10024 instead of build_va_arg.
10026 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10028 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10029 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10030 (ptr_difference_cost): Use affine combinations to compute it.
10031 (difference_cost): Likewise.
10032 (get_computation_cost_at): Compute more accurate cost for addresses
10033 if the ratio is a multiplier allowed in addresses.
10034 For non-addresses, consider that an additional offset or symbol is
10037 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10039 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10040 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10042 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10043 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10044 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10046 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10047 to 1 for TYPE_SSE{IADD1,CVT1}.
10048 (prefix_vex_imm8): Removed.
10049 (length_vex): Only pass 1 as second argument to
10050 ix86_attr_length_vex_default if prefix_extra is 0.
10051 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10052 (length): For prefix vex computation use length_immediate
10053 attribute instead of prefix_vex_imm8.
10054 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10055 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10056 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10057 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10058 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10059 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10060 a space in between the operands.
10061 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10062 if one operand is 0xff and the other one si, di, bp or sp.
10063 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10064 other one si, di, bp or sp.
10065 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10066 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10067 type and mode attributes.
10068 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10069 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10070 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10071 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10072 prefix_data16 attribute iff MODE_DF.
10073 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10074 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10075 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10076 constm128_operand in length_immediate computation.
10077 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10078 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10079 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10080 length_immediate attribute to 1.
10081 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10082 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10083 for certain alternatives.
10084 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10085 prefix_data16 attribute if MODE_V1DF.
10086 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10087 length_immediate to 1.
10088 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10089 length_address to 4, set mode attribute to MODE_DI.
10090 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10091 (fxam<mode>2_i387): Set length attribute to 4.
10092 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10093 *prefetch_3dnow_rex): Override length_address attribute.
10094 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10096 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10097 (constm128_operand): Removed.
10098 * config/i386/i386.c (memory_address_length): For
10099 disp && !index && !base in 64-bit mode account for SIB byte if
10100 print_operand_address can't optimize disp32 into disp32(%rip)
10101 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10102 for fs: or gs: segment.
10103 (ix86_attr_length_immediate_default): When checking if shortform
10104 is possible, truncate immediate to the length of the non-shortened
10106 (ix86_attr_length_address_default): Ignore MEM_P operands
10108 (ix86_attr_length_vex_default): Only check for DImode on
10109 GENERAL_REG_P operands.
10110 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10111 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10112 (sse_cvttps2pi): Clear prefix_rep attribute.
10113 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10115 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10116 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10117 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10118 iff operand 2 is const_int_operand.
10119 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10120 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10121 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10123 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10125 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10126 prefix_data16 attribute for movlpd and movhpd instructions.
10127 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10128 length_immediate for shufpd instruction.
10129 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10130 (avx_cmpp<avxmodesuffixf2c><mode>3,
10131 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10132 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10133 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10134 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10135 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10136 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10137 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10138 prefix_data16 attribute for the first alternative to 1.
10139 (*avx_loadlps): Override length_immediate for the first alternative.
10140 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10141 attributes for second alternative.
10142 (*vec_concatv2sf_sse4_1): Override length_immediate and
10143 prefix_data16 attributes for second alternative.
10144 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10145 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10146 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10147 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10148 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10149 prefix_data16 and length_immediate to 1.
10150 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10152 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10153 prefix_extra attribute for variants that don't have 0f prefix alone.
10154 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10155 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10156 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10157 *sse4_1_pextrd): Set length_immediate to 1.
10158 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10159 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10161 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10162 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10163 length_immediate to 1 for second alternative.
10164 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10165 prefix_extra and length_immediate attributes for the first
10167 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10169 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10170 to 1 for the first and third alternative.
10171 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10173 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10175 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10177 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10178 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10179 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10180 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10181 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10182 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10183 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10184 ssse3_psign<mode>3): Override prefix_rex attribute.
10185 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10186 (ssse3_palignrti): Override length_immediate to 1.
10187 (ssse3_palignrdi): Override length_immediate to 1, override
10188 prefix_rex attribute.
10189 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10190 (sse4a_extrqi): Override length_immediate to 2.
10191 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10192 (sse4a_insertq): Override prefix_data16 to 0.
10193 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10194 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10195 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10196 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10197 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10198 and length_immediate to 1.
10199 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10200 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10201 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10202 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10203 and length_immediate to 1.
10204 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10205 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10206 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10207 avx_ptest256): Override prefix_extra to 1.
10208 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10209 Override prefix_data16 and length_immediate to 1.
10210 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10211 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10212 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10213 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10214 prefix_data16 to 0 and prefix_extra to 2.
10215 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10216 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10218 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10219 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10220 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10221 and prefix_extra to 2.
10222 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10223 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10224 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10225 avx_vpermilvar<mode>3,
10226 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10227 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10228 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10229 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10230 Override prefix_extra to 1.
10231 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10232 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10233 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10234 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10235 prefix_extra and length_immediate to 1.
10236 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10238 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10239 to 1 for the first alternative.
10240 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10241 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10243 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10244 *movv2sf_internal_avx, *movv2sf_internal): Override
10245 prefix_rep attribute for certain alternatives.
10246 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10247 attributes for certain alternatives.
10248 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10249 attributes for certain alternatives.
10250 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10251 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10252 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10253 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10254 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10255 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10256 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10257 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10258 length_immediate to 1 if operand 2 is const_int_operand.
10259 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10260 *vec_extractv2si_1): Set length_immediate attribute to 1.
10261 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10262 using old 3DNOW insn rather than SSE/3DNOW_A.
10263 (mmx_emms, mmx_femms): Clear modrm attribute.
10265 2009-05-29 Martin Jambor <mjambor@suse.cz>
10267 * tree-sra.c: New implementation of SRA.
10269 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10270 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10271 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10272 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10273 (SRA_MAX_STRUCTURE_COUNT): Removed.
10274 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10275 * doc/invoke.texi (sra-max-structure-size): Removed.
10276 (sra-field-structure-ratio): Removed.
10278 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10280 PR middle-end/40291
10281 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10284 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10286 PR rtl-optimization/40101
10287 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10288 seqno. Adjust comment.
10289 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10290 inserting bookkeeping before a jump, the jump is not scheduled.
10291 When no positive seqno found, provide a value. Add comment.
10293 2009-05-29 Richard Guenther <rguenther@suse.de>
10295 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10296 short-cutting on the first component.
10298 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10300 PR middle-end/39958
10301 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10302 for trees other than decls/types.
10304 2009-05-29 Richard Guenther <rguenther@suse.de>
10306 * tree-ssa-operands.c (get_expr_operands): Do not handle
10307 INDIRECT_REFs in the handled-component case. Remove
10308 unused get_ref_base_and_extent case.
10309 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10310 tree_low_cst and host_integerp where possible.
10311 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10312 codes for equivalence.
10313 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10315 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10317 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10318 to tmake_file for i[34567]86-*-cygwin*.
10320 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10323 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10324 (altivec_categorize_keyword, init_vector_keywords,
10325 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10328 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10330 * tree.c (handle_dll_attribute): Check if node is
10331 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10333 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10335 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10337 (thumb2_zero_extendqidi2): Likewise.
10339 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10341 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10342 instead of gen_movrt.
10343 * config/sh/sh.md (movrt): Remove.
10345 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10347 * doc/invoke.texi (IA-64 Options):
10348 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10349 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10350 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10351 -msched-prefer-non-control-spec-insns,
10352 -msched-stop-bits-after-every-cycle,
10353 -msched-count-spec-in-critical-path,
10354 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10355 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10356 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10357 and -msched-spec-verbose.
10359 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10361 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10362 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10364 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10366 2009-05-28 Richard Guenther <rguenther@suse.de>
10368 * tree-ssa-alias.c (ao_ref_init): New function.
10369 (ao_ref_base): Likewise.
10370 (ao_ref_base_alias_set): Likewise.
10371 (ao_ref_alias_set): Likewise.
10372 (refs_may_alias_p_1): Change signature.
10373 (refs_may_alias_p): Adjust.
10374 (refs_anti_dependent_p): Likewise.
10375 (refs_output_dependent_p): Likewise.
10376 (call_may_clobber_ref_p_1): Change signature.
10377 (call_may_clobber_ref_p): Adjust.
10378 (stmt_may_clobber_ref_p_1): New function split out from ...
10379 (stmt_may_clobber_ref_p): ... here.
10380 (maybe_skip_until): Adjust signature.
10381 (get_continuation_for_phi): Likewise.
10382 (walk_non_aliased_vuses): Likewise.
10383 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10384 (ao_ref_init): Declare.
10385 (ao_ref_base): Likewise.
10386 (ao_ref_alias_set): Likewise.
10387 (stmt_may_clobber_ref_p_1): Likewise.
10388 (walk_non_aliased_vuses): Adjust.
10389 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10390 (get_ref_from_reference_ops): remove.
10391 (vn_reference_lookup_2): Adjust signature.
10392 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10393 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10394 (vn_reference_lookup): Adjust.
10395 (vn_reference_insert): Likewise.
10396 (vn_reference_insert_pieces): Adjust signature.
10397 (visit_reference_op_call): Adjust.
10398 * tree-ssa-pre.c (get_expr_type): Simplify.
10399 (phi_translate_1): Adjust.
10400 (compute_avail): Likewise.
10401 (translate_vuse_through_block): Do not re-build trees.
10402 (value_dies_in_block_x): Likewise.
10403 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10405 (vn_reference_lookup_pieces): Adjust declaration.
10406 (vn_reference_insert_pieces): Likewise.
10408 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10410 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10411 with checking disabled.
10413 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10417 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10418 macro definition for support of three-operand format aligned
10419 .comm directive in assembler on cygwin/pe/mingw target OS.
10420 * configure: Regenerate.
10421 * config.h: Regenerate.
10423 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10424 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10425 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10427 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10428 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10430 2009-05-28 Ira Rosen <irar@il.ibm.com>
10432 PR tree-optimization/40254
10433 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10434 in analysis of basic blocks.
10436 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10438 PR middle-end/33699
10439 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10440 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10441 (TARGET_INITIALIZER): Use it.
10442 * cse.c (CHEAPER): Move it up to the other macros.
10443 (insert): Rename this ...
10444 (insert_with_costs): ... to this. Add cost parameters. Update
10446 (insert): New function. Call insert_with_costs.
10447 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10448 find_reg_offset_for_const, try_const_anchors): New functions.
10449 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10450 when using a const-anchor. Call insert_const_anchors.
10451 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10452 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10454 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10456 * tree-inline.c (remap_decls): Enable nonlocalized variables
10457 when not optimizing.
10459 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10461 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10462 Simplify other tests involving optimize.
10464 2009-05-27 Tom Tromey <tromey@redhat.com>
10466 * unwind-dw2.c (_Unwind_DebugHook): New function.
10467 (uw_install_context): Call _Unwind_DebugHook.
10469 2009-05-27 Tom Tromey <tromey@redhat.com>
10471 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10473 2009-05-27 Ian Lance Taylor <iant@google.com>
10475 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10476 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10477 (ALL_LINKERFLAGS): Define.
10478 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10479 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10480 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10481 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10482 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10483 $(LINKER_FOR_BUILD).
10484 (build/gcov-iov$(build_exeext)): Likewise.
10486 2009-05-27 Julian Brown <julian@codesourcery.com>
10488 * gcse.c (target.h): Include.
10489 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10490 copy of argument to a pseudo register.
10492 2009-05-27 Diego Novillo <dnovillo@google.com>
10494 * tree-ssa-live.c (dump_scope_block): Document arguments.
10495 (dump_scope_blocks): Document.
10496 (debug_scope_blocks): New.
10497 * tree-flow.h (debug_scope_blocks): Declare.
10499 2009-05-21 Denis Chertykov <denisc@overta.ru>
10501 * doc/contrib.texi (Contributors): Add myself to the list.
10503 2009-05-27 Olivier Hainque <hainque@adacore.com>
10505 * expr.c (target_align): New function. Alignment the TARGET of an
10506 assignment may be assume to have.
10507 (highest_pow2_factor_for_target): Use it instead of relying on
10508 immediate tree attributes of TARGET, not necessarily honored when
10509 intermediate bitfields are involved.
10511 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10514 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10515 AVX, SSE4, AES, PCLMUL and POPCNT.
10517 2009-05-27 Diego Novillo <dnovillo@google.com>
10519 * tree-pretty-print.c (dump_location): New.
10520 (dump_generic_node): Call it.
10521 Factor code to handle BLOCK nodes ...
10522 (dump_block_node): ... here.
10524 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10526 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10528 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10530 * gcc-plugin.h: Include config.h and system.h.
10531 (IN_GCC): Define if not defined.
10533 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10535 PR middle-end/40249
10536 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10539 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10541 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10543 * config/m32r/m32r.h: Ditto.
10544 * config/m32r/m32r.md: Ditto.
10545 * config/m32r/predicates.md: Ditto.
10547 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10549 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10551 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10554 (Loading plugins): typo.
10555 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10556 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10557 (Interacting with the GCC Garbage Collector): Added new section.
10558 (Giving information about a plugin): Added new section for
10560 * ggc.h (ggc_register_root_tab): Added declaration.
10561 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10562 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10563 (register_callback): Improved comment in declaration.
10564 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10565 (extra_root_vec) Added static variable for dynamic roots registration.
10566 (ggc_register_root_tab) Added new routine.
10567 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10568 PLUGIN_GGC_MARKING event.
10569 * ggc-zone.c: Include plugin.h.
10570 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10571 * ggc-page.c: Include plugin.h.
10572 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10573 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10574 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10575 (register_callback): check lack of callbacks for
10576 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10577 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10578 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10579 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10580 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10581 dependency on plugin.h.
10582 (plugin.o): Added dependency on ggc.h...
10584 2009-05-26 Richard Guenther <rguenther@suse.de>
10586 PR middle-end/40248
10588 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10589 with mismatched comparison modes.
10591 * expr.c (expand_expr_real_1): Expand the operand of a
10592 VIEW_CONVERT_EXPR in its natural mode.
10594 2009-05-26 Ian Lance Taylor <iant@google.com>
10596 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10597 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10598 (ALL_COMPILERFLAGS): Define.
10599 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10600 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10601 (collect2$(exeext), collect2.o): Likewise.
10602 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10603 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10604 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10605 (libbackend.o, intl.o, cppdefault.o): Likewise.
10606 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10607 (build/%.o): Use $(COMPILER_FOR_BUILD).
10608 (build/gen%$(build_exeext)): Likewise.
10609 (build/gcov-iov$(build_exeext)): LIkewise.
10610 * config/t-darwin (darwin.o): Use $(COMPILER).
10611 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10612 * config/t-sol2 (sol2-c.o): Likewise.
10613 (sol2.o): Likewise.
10614 * config/t-vxworks (vxworks.o): Likewise.
10615 * config/x-darwin (host-darwin.o): Likewise.
10616 * config/x-hpux (host-hpux.o): Likewise.
10617 * config/x-linux (host-linux.o): Likewise.
10618 * config/x-solaris (host-solaris.o): Likewise.
10619 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10620 * config/arm/t-arm (arm-c.o): Likewise.
10621 * config/arm/t-pe (pe.o): Likewise.
10622 * config/arm/t-wince-pe (pe.o): Likewise.
10623 * config/i386/t-cygming (winnt.o): Likewise.
10624 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10625 * config/i386/t-cygwin (cygwin1.o): Likewise.
10626 (cygwin2.o): Likewise.
10627 * config/i386/t-i386 (i386-c.o): Likewise.
10628 * config/i386/t-interix (winnt.o): Likewise.
10629 * config/i386/t-netware (netware.o): Likewise.
10630 * config/i386/t-nwld (nwld.o): Likewise.
10631 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10632 * config/i386/x-i386 (driver-i386.o): Likewise.
10633 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10634 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10635 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10636 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10637 * config/mips/x-native (driver-native.o): Likewise.
10638 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10639 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10640 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10641 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10642 * config/score/t-score-elf (score7.o): Likewise.
10643 (score3.o): Likewise.
10644 * config/sh/t-sh (sh-c.o): Likewise.
10645 * config/sh/t-symbian (sh-c.o): Likewise.
10646 (symbian.o): Likewise.
10647 * config/spu/t-spu-elf (spu-c.o): Likewise.
10648 * config/v850/t-v850 (v850-c.o): Likewise.
10649 * config/v850/t-v850e (v850-c.o): Likewise.
10651 2009-05-26 Richard Guenther <rguenther@suse.de>
10653 PR tree-optimization/40122
10654 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10655 VECTOR_CSTs if possible.
10656 (fold_gimple_assign): Likewise.
10658 2009-05-26 Richard Guenther <rguenther@suse.de>
10660 PR middle-end/40252
10661 * fold-const.c (fold_binary): Use the correct types for building
10664 2009-05-26 Richard Guenther <rguenther@suse.de>
10666 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10667 redundant calls to merge_alias_info.
10668 (bump_vector_ptr): Likewise.
10669 * tree-ssa-copy.c (merge_alias_info): Remove.
10670 (replace_exp_1): Remove call to merge_alias_info.
10671 (propagate_tree_value): Likewise.
10672 (fini_copy_prop): Propagate points-to info.
10673 * tree-flow.h (merge_alias_info): Remove.
10675 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10677 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10679 2009-05-25 Jan Hubicka <jh@suse.cz>
10681 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10682 * cgraph.h (struct inline_summary): New filed self_wize,
10683 size_inlining_benefit, self_time and time_inlining_benefit.
10684 (struct cgraph_global_info): Replace insns by time ans size fields.
10685 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10686 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10687 (ipcp_update_callgraph): Do not touch function bodies.
10688 * ipa-inline.c: Include except.h
10689 (MAX_TIME): New constant.
10690 (overall_insns): Remove.
10691 (leaf_node_p): New.
10692 (overall_size, max_benefit): New static variables.
10693 (cgraph_estimate_time_after_inlining): New function.
10694 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10695 (cgraph_clone_inlined_nodes): Update size.
10696 (cgraph_mark_inline_edge): Update size.
10697 (cgraph_estimate_growth): Use size info.
10698 (cgraph_check_inline_limits): Check size.
10699 (cgraph_default_inline_p): Likewise.
10700 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10701 (cgraph_decide_recursive_inlining): Check size.
10702 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10704 (cgraph_decide_inlining): Likewise.
10705 (cgraph_decide_inlining_incrementally): Likewise; honor
10706 PARAM_EARLY_INLINING_INSNS.
10707 (likely_eliminated_by_inlining_p): New predicate.
10708 (estimate_function_body_sizes): New function.
10709 (compute_inline_parameters): Use it.
10710 * except.c (must_not_throw_labels): New function.
10711 * except.h (must_not_throw_labels): Declare.
10712 * tree-inline.c (init_inline_once): Kill inlining_weigths
10713 * tree-ssa-structalias.c: Avoid uninitialized warning.
10714 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10715 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10716 (PARAM_INLINE_CALL_COST): Remove.
10717 (PARAM_EARLY_INLINING_INSNS): New.
10719 2009-05-25 Richard Guenther <rguenther@suse.de>
10721 PR tree-optimization/36327
10722 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
10723 callback for reference translation or lookup at the point of may-defs.
10724 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
10725 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
10726 for union COMPONENT_REFs.
10727 (vn_reference_lookup_3): New callback. Lookup from memset
10728 and CONSTRUCTOR assignment, translate through struct copies.
10729 (vn_reference_lookup_pieces): Make sure to not free the
10730 passed operands array. Adjust walk_non_aliased_vuses call.
10731 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
10732 make sure we do not leak memory.
10734 2009-05-25 Richard Guenther <rguenther@suse.de>
10736 * tree-ssa-alias.h (dump_points_to_solution): Declare.
10737 * tree-inline.c (expand_call_inline): Reset the escaped and
10738 callused solutions.
10739 * tree-ssa-structalias.c (pass_build_ealias): New.
10740 * tree-pass.h (pass_build_ealias): Declare.
10741 * passes.c (init_optimization_passes): Add PTA during
10742 early optimizations.
10743 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
10744 and CALLUSED solutions.
10745 (dump_points_to_solution): New function, split out from ...
10746 (dump_points_to_info_for): ... here.
10747 * tree-parloops.c (parallelize_loops): Reset the escaped and
10748 callused solutions.
10750 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10753 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
10754 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
10756 2009-05-25 Ira Rosen <irar@il.ibm.com>
10758 PR tree-optimization/40238
10759 * tree-vect-stmts.c (vect_init_vector): Insert initialization
10760 statements after basic block's labels.
10761 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
10762 to free the allocated memory.
10764 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
10766 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
10767 return address with a USE.
10769 2009-05-24 Richard Guenther <rguenther@suse.de>
10771 PR middle-end/40233
10772 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
10773 array type from the main variant of the inner type.
10775 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10777 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
10778 definition to bool (from int) to un-break build.
10779 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
10781 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
10783 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
10784 discard_stmt_changes): Delete.
10785 * tree-ssa-operands.c (scb_stack): Delete.
10786 (init_ssa_operands): Do not initialize it.
10787 (fini_ssa_operands): Do not free it.
10788 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
10790 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
10791 update_stmt, remove the others. Fix comments.
10792 * tree-dfa.c (optimize_stack_restore): Likewise.
10793 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
10794 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
10795 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10796 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
10798 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
10799 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10800 (dom_opt_finalize_block): Likewise, adjusting access to
10802 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
10803 (stmts_to_rescan): Change item type to gimple.
10804 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
10806 2009-05-24 Ira Rosen <irar@il.ibm.com>
10808 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
10809 * tree-pass.h (pass_slp_vectorize): New pass.
10810 * params.h (SLP_MAX_INSNS_IN_BB): Define.
10811 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
10812 * tree-vectorizer.c (timevar.h): Include.
10813 (user_vect_verbosity_level): Declare.
10814 (vect_location): Fix comment.
10815 (vect_set_verbosity_level): Update user_vect_verbosity_level
10816 instead of vect_verbosity_level.
10817 (vect_set_dump_settings): Add an argument. Ignore user defined
10818 verbosity if dump flags require higher level of verbosity. Print to
10819 stderr only for loop vectorization.
10820 (vectorize_loops): Update call to vect_set_dump_settings.
10821 (execute_vect_slp): New function.
10822 (gate_vect_slp): Likewise.
10823 (struct gimple_opt_pass pass_slp_vectorize): New.
10824 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
10825 access its members.
10826 (vec_info_for_bb): New function.
10827 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
10828 (VECTORIZATION_ENABLED): New macro.
10829 (SLP_ENABLED, SLP_DISABLED): Likewise.
10830 (vect_is_simple_use): Add bb_vec_info argument.
10831 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
10832 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
10833 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
10834 vect_schedule_slp, vect_analyze_slp): Likewise.
10835 (vect_analyze_stmt): Add slp_tree argument.
10836 (find_bb_location): Declare.
10837 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10838 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
10839 (vect_analyze_loop_operations, vect_analyze_loop,
10840 get_initial_def_for_induction, vect_create_epilog_for_reduction,
10841 vect_finalize_reduction, vectorizable_reduction,
10842 vectorizable_live_operation, vect_transform_loop): Likewise.
10843 * tree-data-ref.c (dr_analyze_innermost): Update comment,
10844 skip evolution analysis if analyzing a basic block.
10845 (dr_analyze_indices): Likewise.
10846 (initialize_data_dependence_relation): Skip the test whether the
10847 object is invariant for basic blocks.
10848 (compute_all_dependences): Skip dependence analysis for data
10849 references in basic blocks.
10850 (find_data_references_in_stmt): Don't fail in case of invariant
10851 access in basic block.
10852 (find_data_references_in_bb): New function.
10853 (find_data_references_in_loop): Move code to
10854 find_data_references_in_bb and add a call to it.
10855 (compute_data_dependences_for_bb): New function.
10856 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
10857 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
10859 (vect_analyze_data_ref_dependence): Check for interleaving in case of
10860 unknown dependence in basic block and fail in case of dependence in
10862 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
10863 dependence instances from either loop or basic block vectorization
10865 (vect_compute_data_ref_alignment): Check if it is loop vectorization
10866 before calling nested_in_vect_loop_p.
10867 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
10868 dependence instances from either loop or basic block vectorization
10870 (vect_verify_datarefs_alignment): Likewise.
10871 (vect_enhance_data_refs_alignment): Adjust function calls.
10872 (vect_analyze_data_refs_alignment): Likewise.
10873 (vect_analyze_group_access): Fix printing. Skip different checks if
10874 DR_STEP is 0. Keep strided stores either in loop or basic block
10875 vectorization data structure. Fix indentation.
10876 (vect_analyze_data_ref_access): Fix comments, allow zero step in
10878 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
10879 dependence instances from either loop or basic block vectorization
10881 (vect_analyze_data_refs): Update comment. Call
10882 compute_data_dependences_for_bb to analyze basic blocks.
10883 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
10884 case of loop vectorization. In case of basic block vectorization use
10885 data-ref itself as a base.
10886 (vect_create_data_ref_ptr): In case of basic block vectorization:
10887 don't advance the pointer, add new statements before the current
10888 statement. Adjust function calls.
10889 (vect_supportable_dr_alignment): Support only aligned accesses in
10890 basic block vectorization.
10891 * common.opt (ftree-slp-vectorize): New flag.
10892 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
10893 (vect_pattern_recog_1): Likewise.
10894 * tree-vect-stmts.c (process_use): Likewise.
10895 (vect_init_vector): Add new statements in the beginning of the basic
10896 block in case of basic block SLP.
10897 (vect_get_vec_def_for_operand): Adjust function calls.
10898 (vect_finish_stmt_generation): Likewise.
10899 (vectorizable_call): Add assert that it is loop vectorization, adjust
10901 (vectorizable_conversion, vectorizable_assignment): Likewise.
10902 (vectorizable_operation): In case of basic block SLP, take
10903 vectorization factor from statement's type and skip the relevance
10904 check. Adjust function calls.
10905 (vectorizable_type_demotion): Add assert that it is loop
10906 vectorization, adjust function calls.
10907 (vectorizable_type_promotion): Likewise.
10908 (vectorizable_store): Check for outer loop only in case of loop
10909 vectorization. Adjust function calls. For basic blocks, skip the
10910 relevance check and don't advance pointers.
10911 (vectorizable_load): Likewise.
10912 (vectorizable_condition): Add assert that it is loop vectorization,
10913 adjust function calls.
10914 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
10915 that it is not reduction, get vector type, call only supported
10916 functions, skip loop specific parts.
10917 (vect_transform_stmt): Check for outer loop only in case of loop
10919 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
10920 (vect_is_simple_use): Fix comment, add new argument, fix conditions
10921 for external definition.
10922 * passes.c (pass_slp_vectorize): New pass.
10923 * tree-vect-slp.c (find_bb_location): New function.
10924 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
10925 check for patterns only in loops.
10926 (vect_build_slp_tree): Add argument, adjust function calls, fail in
10927 case of multiple types in basic block SLP.
10928 (vect_mark_slp_stmts_relevant): New function.
10929 (vect_supported_load_permutation_p): Fix comment.
10930 (vect_analyze_slp_instance): Add argument. In case of basic block
10931 SLP, take vectorization factor from statement's type, check that
10932 unrolling factor is 1. Adjust function call. Save SLP instance in
10933 either loop or basic block vectorization structure. Return FALSE,
10935 (vect_analyze_slp): Add argument. Get strided stores groups from
10936 either loop or basic block vectorization structure. Return FALSE
10937 if basic block SLP failed.
10938 (new_bb_vec_info): New function.
10939 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
10940 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
10941 (vect_schedule_slp): Add argument. Get SLP instances from either
10942 loop or basic block vectorization structure. Set vectorization factor
10943 to be 1 for basic block SLP.
10944 (vect_slp_transform_bb): New function.
10945 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
10947 2009-05-23 Mark Mitchell <mark@codesourcery.com>
10949 * final.c (shorten_branches): Do not align labels for jump tables.
10950 (final_scan_insn): Use JUMP_TABLE_DATA_P.
10952 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
10954 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
10955 Remove outdated reference to flow.c and fix nits.
10956 * doc/gccint.texi: Tweak RTL description.
10957 * doc/rtl.texi: Likewise.
10959 2009-05-23 Denis Chertykov <chertykov@gmail.com>
10961 * config/avr/avr.c: Change my email address.
10962 * config/avr/avr.h: Likewise.
10963 * config/avr/avr.md: Likewise.
10964 * config/avr/avr-protos.h: Likewise.
10965 * config/avr/libgcc.S: Likewise.
10967 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
10969 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
10970 (spu_split_load, spu_split_store): Change return type to int.
10971 (spu_split_convert): Declare.
10972 * config/spu/predicates.md (spu_mem_operand): Remove.
10973 (spu_mov_operand): Update.
10974 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
10975 * config/spu/spu.c (regno_aligned_for_load): Remove.
10976 (reg_aligned_for_addr, spu_expand_load): Define.
10977 (spu_expand_extv): Reimplement and handle MEM.
10978 (spu_expand_insv): Handle MEM.
10979 (spu_sched_reorder): Handle insn's with length 0.
10980 (spu_legitimate_address_p): Reimplement.
10981 (store_with_one_insn_p): Return TRUE for any mode with size
10982 larger than 16 bytes.
10983 (address_needs_split): Define.
10984 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
10986 (spu_convert_move): Define.
10987 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
10988 (spu_split_store): Change all MEM's to TImode.
10989 (spu_init_expanders): Preallocate registers that correspond to
10990 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
10992 (spu_split_convert): Define.
10993 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
10994 (_move<mode>, _movdi, _movti): Update predicate and condition.
10995 (load, store): Change to define_split.
10996 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
10998 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
10999 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11000 define_insn_and_split of lshr<mode>3.
11001 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11002 (<v>ashr<mode>3_imm): Define.
11003 (extv, extzv, insv): Allow MEM operands.
11004 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11005 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11006 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11007 (_spu_convert2): Change to define_insn_and_split and remove the
11008 corresponding define_peephole2.
11009 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11010 Change predicates to memory_operand.
11012 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11014 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11016 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11018 PR tree-optimization/40219
11019 * tree.c (iterative_hash_expr): Make sure the builtin function is
11020 a normal builtin function and not a front end or back end builtin
11021 before indexing into the built_in_decls array.
11023 2009-05-22 Richard Guenther <rguenther@suse.de>
11025 PR middle-end/38964
11026 * alias.c (write_dependence_p): Do not use TBAA for answering
11027 anti-dependence or output-dependence.
11028 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11029 (emit_pointer_definition): Remove.
11030 (emit_alias_warning): Likewise.
11031 (find_what_var_points_to): Remove TBAA pruning code.
11032 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11034 (compute_points_to_sets): Remove code computing the set of
11035 dereferenced pointers.
11036 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11037 oracle for querying anti and output dependencies.
11038 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11039 if TBAA may be applied.
11040 (refs_anti_dependent_p): New function.
11041 (refs_output_dependent_p): Likewise.
11042 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11043 (refs_output_dependent_p): Likewise.
11044 * doc/tree-ssa.texi (Memory model): New section.
11045 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11046 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11047 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11048 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11049 * expr.c (expand_expr_real_1): Likewise.
11050 * gimple-low.c (lower_stmt): Likewise.
11051 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11052 (dump_gimple_cdt): Remove.
11053 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11054 (gimple_size): Likewise.
11055 (walk_gimple_op): Likewise.
11056 (is_gimple_stmt): Likewise.
11057 (walk_stmt_load_store_addr_ops): Likewise.
11058 (gimple_build_cdt): Remove.
11059 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11060 * gimple.h (gimple_cdt_new_type): Remove.
11061 (gimple_cdt_new_type_ptr): Likewise.
11062 (gimple_cdt_set_new_type): Likewise.
11063 (gimple_cdt_location): Likewise.
11064 (gimple_cdt_location_ptr): Likewise.
11065 (gimple_cdt_set_location): Likewise.
11066 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11067 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11068 GIMPLE_CHANGE_DYNAMIC_TYPE.
11069 (verify_types_in_gimple_stmt): Likewise.
11070 * tree-inline.c (estimate_num_insns): Likewise.
11071 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11072 (copy_decl_to_var): Likewise.
11073 (copy_result_decl_to_var): Likewise.
11074 * tree-pretty-print.c (dump_generic_node): Do not handle
11075 CHANGE_DYNAMIC_TYPE_EXPR.
11076 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11077 * tree-ssa-operands.c (get_expr_operands): Likewise.
11078 * tree-ssa-structalias.c (struct variable_info): Remove
11079 no_tbaa_pruning member.
11080 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11081 (unify_nodes): Do not copy it.
11082 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11083 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11084 (set_uids_in_ptset): Do not check it.
11085 (find_what_var_points_to): Likewise.
11086 (compute_tbaa_pruning): Remove.
11087 (compute_points_to_sets): Do not call it.
11088 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11089 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11090 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11091 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11092 (DECL_NO_TBAA_P): Likewise.
11093 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11094 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11095 (expand_omp_atomic_pipeline): Do not set it.
11096 * print-tree.c (print_node): Do not dump it.
11097 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11100 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11103 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11106 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11108 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11111 2009-05-22 Ben Elliston <bje@au.ibm.com>
11113 * Makefile.in (bversion.h, s-bversion): New targets.
11114 (TOPLEV_H): Add bversion.h.
11115 * toplev.h: Include "bversion.h".
11116 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11117 the __format__ attribute only if compiling with the same version
11118 of GCC as the sources (the "build version").
11120 2009-05-22 Ben Elliston <bje@au.ibm.com>
11122 * c-format.c (handle_format_attribute): Fix comment typo.
11124 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11127 * config/ia64/ia64.opt (mfused-madd): New.
11128 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11129 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11130 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11131 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11132 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11133 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11134 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11135 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11136 instruction if !TARGET_FUSED_MADD.
11137 (fpma, fpms): Remove colon from name.
11139 2009-05-22 Richard Guenther <rguenther@suse.de>
11141 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11142 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11143 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11145 (create_expression_by_pieces): Only convert if necessary.
11146 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11147 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11149 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11151 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11152 regular pattern from a template and rename it ...
11153 (*extzv_truncsi_exts): ... to this.
11155 2009-05-21 Richard Guenther <rguenther@suse.de>
11157 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11158 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11159 (cgraph_default_inline_p): Likewise.
11160 (cgraph_decide_inlining_incrementally): Likewise.
11162 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11163 Uros Bizjak <ubizjak@gmail.com>
11165 * config/i386/cpuid.h (bit_MOVBE): New.
11167 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11169 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11170 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11171 (ix86_handle_option): Handle OPT_mmovbe.
11172 (ix86_target_string): Add -mmovbe.
11173 (pta_flags): Add PTA_MOVBE.
11174 (processor_alias_table): Add PTA_MOVBE to "atom".
11175 (override_options): Handle PTA_MOVBE.
11177 * config/i386/i386.h (TARGET_MOVBE): New.
11179 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11180 (*bswapsi_movbe): New.
11181 (*bswapdi_movbe): Likewise.
11182 (bswapdi2): Renamed to ...
11183 (*bswapdi_1): This.
11184 (bswapdi2): New expander.
11186 * config/i386/i386.opt (mmovbe): New.
11188 * doc/invoke.texi: Document -mmovbe.
11190 2009-05-21 Taras Glek <tglek@mozilla.com>
11192 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11193 * gcc-plugin.h (plugin_init): Updated signature.
11194 * gcc-plugin.h (plugin_name_args): Moved to this header.
11195 * doc/plugins.texi (plugin_init): Updated documention to reflect
11197 * doc/plugins.texi (plugin_name_args): Added to documention.
11199 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11201 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11202 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11204 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11206 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11207 JUMP_TABLE_DATA_P predicates where applicable.
11208 * config/i386/predicates.md: Ditto.
11209 * config/i386/sse.md: Ditto.
11211 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11213 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11214 operand2 -128 override length_immediate attribute to 1.
11215 * config/i386/predicates.md (constm128_operand): New predicate.
11217 * config/i386/i386.c (memory_address_length): Handle %r12
11218 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11220 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11221 mode look through optional ZERO_EXTEND and SUBREG.
11222 * config/i386/i386.md (R12_REG): New define_constant.
11223 (prefix_data16): For sse unit set also for MODE_TI insns.
11224 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11225 insns set if operand 1 is ext_QIreg_operand.
11226 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11227 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11229 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11230 mode from MODE_DI to MODE_SI.
11231 (movdi_1_rex64): Override modrm and length_immediate attributes
11232 only for movabs (TYPE_IMOV, alternative 2).
11233 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11234 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11235 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11236 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11237 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11238 prefix_rex attribute if DImode.
11239 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11240 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11241 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11242 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11243 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11244 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11245 Likewise. For TYPE_IMOV clear length_immediate attribute.
11246 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11247 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11248 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11249 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11250 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11251 or one operand TYPE_ISHIFT.
11252 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11253 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11254 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11255 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11256 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11257 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11258 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11259 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11260 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11261 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11262 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11263 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11264 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11265 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11266 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11267 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11268 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11269 set mode attribute, don't override length attribute.
11270 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11272 (return_internal_long): Set length attribute to 2 instead of 1.
11273 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11274 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11275 prefix_rex attribute.
11276 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11278 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11280 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11282 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11284 2009-05-20 Ian Lance Taylor <iant@google.com>
11286 * tree.c (build_tree_list_vec_stat): New function.
11287 (ctor_to_vec): New function.
11288 (build_nt_call_vec): New function.
11289 (build_call_array): Change args to be a const pointer.
11290 (build_call_vec): New function.
11291 * tree.h (build_nt_call_vec): Declare.
11292 (build_tree_list_vec_stat): Declare.
11293 (build_tree_list_vec): Define.
11294 (build_call_array): Update declaration.
11295 (build_call_vec): Declare.
11296 (ctor_to_vec): Declare.
11297 * c-common.c (tree_vector_cache): New static variable.
11298 (make_tree_vector): New function.
11299 (release_tree_vector): New function.
11300 (make_tree_vector_single): New function.
11301 (make_tree_vector_copy): New function.
11302 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11303 (make_tree_vector_single, make_tree_vector_copy): Declare.
11304 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11305 (c_parser_expr_list): Don't manage cache here, instead call
11307 (c_parser_release_expr_list): Remove static function.
11308 (c_parser_vec_to_tree_list): Remove static function.
11309 (c_parser_attributes): Call build_tree_list_vec instead of
11310 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11311 c_parser_release_expr_list.
11312 (c_parser_postfix_expression_after_primary): Likewise.
11313 (c_parser_objc_keywordexpr): Likewise.
11315 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11317 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11318 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11319 TARGET_CONVERT_TO_TYPE.
11320 * hooks.c (hook_tree_const_tree_null): Define.
11321 * hooks.h (hook_tree_const_tree_null): Declare.
11322 * target.h (struct gcc_target): Add invalid_parameter_type,
11323 invalid_return_type, promoted_type, and convert_to_type fields.
11324 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11325 (TARGET_INVALID_RETURN_TYPE): Define.
11326 (TARGET_PROMOTED_TYPE): Define.
11327 (TARGET_CONVERT_TO_TYPE): Define.
11328 (TARGET_INITIALIZER): Update for new fields.
11329 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11330 (grokparms): Check targetm.invalid_parameter_type.
11331 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11332 * c-convert.c (convert): Check targetm.convert_to_type.
11334 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11336 * config/mips/mips.md (*extenddi_truncate<mode>,
11337 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11339 (*extendhi_truncateqi): New define_insn_and_sptit.
11341 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11343 PR middle-end/40204
11344 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11345 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11347 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11349 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11350 the operand of VIEW_CONVERT_EXPR.
11352 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11354 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11355 extended family and model for Intel processors. Support Intel Atom.
11357 2009-05-20 Olivier Hainque <hainque@adacore.com>
11359 * gstab.h (stab_code_type): Define, to be used instead of the
11360 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11362 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11363 occurrences by stab_code_type.
11364 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11366 2009-05-20 Martin Jambor <mjambor@suse.cz>
11368 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11369 (sra_insert_before): Likewise.
11370 (sra_insert_after): Likewise.
11371 (sra_init_cache): Likewise.
11372 (sra_type_can_be_decomposed_p): Likewise.
11373 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11374 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11375 (sra_insert_before): Likewise.
11376 (sra_insert_after): Likewise.
11377 (sra_init_cache): Likewise.
11378 (insert_edge_copies_seq): Made static and moved upwards.
11380 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11383 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11385 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11386 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11389 2009-05-20 Richard Guenther <rguenther@suse.de>
11391 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11392 with mismatched comparison modes.
11394 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11396 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11397 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11398 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11399 with shifts for Thumb2.
11400 (orsi_notsi): New for orn.
11401 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11402 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11403 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11404 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11405 Don't invert remainder for IOR.
11407 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11409 PR tree-optimization/40087
11410 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11411 number_of_iterations_ne): Rename never_infinite argument.
11412 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11413 number_of_iterations_le): Handle pointer-type ivs when
11414 exit_must_be_taken is false.
11415 (number_of_iterations_cond): Do not always assume that
11416 exit_must_be_taken if the control variable is a pointer.
11418 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11420 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11421 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11423 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11425 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11426 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11428 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11431 * c.opt (Wlogical-op): Disabled by default.
11432 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11434 * doc/invoke.texi (Wlogical-op): Likewise.
11436 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11438 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11440 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11441 Propagate the type of the first operand.
11442 <ASSERT_EXPR>: Simplify.
11443 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11444 Rewrite using the RHS code as discriminant.
11445 <NOP_EXPR>: Turn into CASE_CONVERT.
11446 <PLUS_EXPR>: Propagate the type of the first operand.
11448 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11450 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11451 (ia64_dconst_0_375): New.
11452 * config/ia64/ia64.c (ia64_override_options): Remove
11453 -minline-sqrt-min-latency warning.
11454 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11455 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11456 * config/ia64/ia64.md (*sqrt_approx): Remove.
11457 (sqrtsf2): Remove #if 0.
11458 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11459 (sqrtdf): Remove assert.
11460 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11461 (sqrtxf2): Remove #if 0.
11462 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11463 * div.md (sqrt_approx_rf): New.
11464 (sqrtsf2_internal_thr): New implementation.
11465 (sqrtsf2_internal_lat): New.
11466 (sqrtdf2_internal_thr: New implementation.
11467 (sqrtxf2_internal): New implementation.
11469 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11470 Hans-Peter Nilsson <hp@axis.com>
11472 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11473 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11474 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11475 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11476 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11477 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11478 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11479 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11480 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11481 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11482 * c-common.c: ...from here.
11484 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11486 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11488 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11490 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11492 2009-05-19 Ben Elliston <bje@au.ibm.com>
11494 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11495 assignments with memcpy calls.
11496 (add_fdes): Likewise.
11497 (binary_search_unencoded_fdes): Likewise.
11498 (linear_search_fdes): Eliminate type puns.
11500 2009-05-19 Richard Guenther <rguenther@suse.de>
11502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11503 not falsely claim to have propagated into all uses.
11505 2009-05-19 Ben Elliston <bje@au.ibm.com>
11507 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11510 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11512 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11513 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11514 (TARGET_LEGITIMATE_ADDRESS_P): New.
11515 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11516 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11518 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11521 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11522 child of the containing namespace's DIE.
11524 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11526 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11527 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11528 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11531 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11535 gen_align with gen_pad.
11536 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11537 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11539 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11540 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11542 * config/i386/i386.md (align): Renamed to ...
11543 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11544 ASM_OUTPUT_MAX_SKIP_PAD.
11546 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11548 * config.gcc: Fix variable syntax.
11551 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11552 before calling exact_log2.
11553 (output_iorsi3): Likewise.
11554 (output_xorsi3): Likewise.
11556 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11558 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11559 for the none zero constant operand except for EQ and NE
11560 comprisons even when the first operand is R0.
11562 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11564 * config/s390/2064.md: Remove trailing whitespaces.
11565 * config/s390/2084.md: Likewise.
11566 * config/s390/constraints.md: Likewise.
11567 * config/s390/fixdfdi.h: Likewise.
11568 * config/s390/libgcc-glibc.ver: Likewise.
11569 * config/s390/s390-modes.def: Likewise.
11570 * config/s390/s390-protos.h: Likewise.
11571 * config/s390/s390.c: Likewise.
11572 * config/s390/s390.h: Likewise.
11573 * config/s390/s390.md: Likewise.
11574 * config/s390/tpf-unwind.h: Likewise.
11576 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11578 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11580 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11583 * configure.ac (m68k-*-*): Check if binutils support TLS.
11584 * configure: Regenerate.
11585 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11586 * config/m68k/constraints.md (Cu): New constraint.
11587 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11588 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11589 (movsi): Handle TLS symbols.
11590 (addsi3_5200): Handle XTLS symbols, indent.
11591 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11592 (m68k_tls_reference_p): Declare.
11593 (m68k_legitimize_address): Declare.
11594 (m68k_unwrap_symbol): Declare.
11595 * config/m68k/m68k.opt (mxtls): New option.
11596 * config/m68k/m68k.c (ggc.h): Include.
11597 (m68k_output_dwarf_dtprel): Implement hook.
11598 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11599 (m68k_expand_prologue): Load GOT pointer when function needs it.
11600 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11601 (m68k_legitimate_constant_address_p): Same.
11602 (m68k_decompose_address): Handle TLS references.
11603 (m68k_get_gp): New static function.
11604 (enum m68k_reloc): New contants.
11605 (TLS_RELOC_P): New macro.
11606 (m68k_wrap_symbol): New static function.
11607 (m68k_unwrap_symbol): New function.
11608 (m68k_final_prescan_insn_1): New static function.
11609 (m68k_final_prescan_insn): New function.
11610 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11612 (legitimize_pic_address): Handle TLS references..
11613 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11614 (m68k_libcall_value_in_a0_p)
11615 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11616 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11617 (m68k_legitimize_tls_address): Handle TLS references.
11618 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11620 (m68k_legitimize_address): Handle TLS symbols.
11621 (m68k_get_reloc_decoration): New static function.
11622 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11624 (m68k_output_dwarf_dtprel): Implement hook.
11625 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11626 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11627 m68k_call_* routines.
11628 (sched_attr_op_type): Handle TLS symbols.
11629 (gt-m68k.h): Include.
11630 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11631 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11633 2009-05-18 Martin Jambor <mjambor@suse.cz>
11635 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11636 (visit_store_addr_for_mod_analysis): New function.
11637 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11638 (determine_cst_member_ptr): Use gimple_assign_single_p.
11639 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11640 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11641 operands. Don't check number of operands of a NOP_EXPR.
11643 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11645 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11647 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11650 * c-common.c (warn_logical_operator): Don't warn if one of
11651 expression isn't always true or false.
11653 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11655 * config/i386/biarch32.h: New file.
11656 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11658 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11660 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11661 *zero_extend<mode>_truncqi): Merge these into ...
11662 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11663 Name the pattern following this as *zero_extendhi_truncqi.
11665 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11667 PR middle-end/39301
11668 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11669 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11670 (output_info): Make field HOST_WIDEST_INT.
11671 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11672 (dump_bitmat_statistics): Same.
11674 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11676 * config.gcc (use_gcc_stdint): Set to wrap.
11677 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11678 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11679 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11680 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11681 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11682 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11683 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11684 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11686 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11688 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11690 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11691 Move definitions earlier.
11692 (OPT_ARCH64, OPT_ARCH32): Define.
11693 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11696 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11699 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11702 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11704 * arm.md (movdi2): Copy non-reg values to DImode registers.
11706 2009-05-16 Jakub Jelinek <jakub@redhat.com>
11709 * final.c (label_to_max_skip): New function.
11710 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
11711 CODE_LABEL_NUMBER <= max_labelno.
11712 * output.h (label_to_max_skip): New prototype.
11713 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
11714 (ix86_avoid_jump_mispredicts): ... this. Don't define if
11715 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
11716 Handle CODE_LABELs with >= 16 byte alignment or with
11717 max_skip == (1 << align) - 1.
11718 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
11719 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
11722 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
11723 .p2align 3 if MAX_SKIP is smaller than 7.
11724 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11726 2009-05-15 Ian Lance Taylor <iant@google.com>
11728 * alias.c (struct alias_set_entry_d): Rename from struct
11729 alias_set_entry. Change all uses.
11730 * except.c (struct call_site_record_d): Rename from struct
11731 call_site_record. Change all uses.
11732 * except.h (struct eh_region_d): Rename from struct eh_region.
11734 * gcse.c (struct hash_table_d): Rename from struct hash_table.
11736 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
11737 ivtype_map_elt. Change all uses.
11738 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
11740 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
11741 * graphite.h (struct name_tree_d): Rename from struct name_tree.
11743 (struct sese_d): Rename from struct sese. Change all uses.
11744 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
11745 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
11746 * optabs.h (struct optab_d): Rename from struct optab. Change all
11748 (struct convert_optab_d): Rename from struct convert_optab.
11750 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
11751 ipa_opt_pass. Change all uses.
11752 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
11755 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
11756 defined as a typedef.
11757 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
11760 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11763 * fold-const.c (make_range,build_range_check,merge_ranges): Move
11765 (merge_ranges): Returns bool.
11766 * tree.h (make_range): .. to here.
11767 (build_range_check): Likewise.
11768 (merge_ranges): Likewise. Renamed from merge_ranges.
11769 * c-typeck.c (parser_build_binary_op): Update calls to
11770 warn_logical_operator.
11771 * c-common.c (warn_logical_operator): Add new warning.
11772 * c-common.h (warn_logical_operator): Update declaration.
11774 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11776 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
11778 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11780 * doc/install.texi: Document MPC requirements, flags etc.
11782 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
11783 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
11784 Evaluate constant arguments.
11785 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
11786 (fold_builtin_1): Likewise, also evaluate constant arguments.
11787 Remove superfluous break.
11788 (do_mpc_ckconv): New.
11789 * real.h: Include mpc.h.
11790 * toplev.c (print_version): Output MPC version info if available.
11792 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11794 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
11796 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
11798 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
11801 2009-05-15 Jan Hubicka <jh@suse.cz>
11803 * doc/invoke.texi (max-early-inliner-iterations): New flag.
11804 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
11805 (try_inline): Fix return value.
11806 (cgraph_decide_inlining_incrementally): Honor new value.
11807 (cgraph_early_inlining): Handle indirect inlining.
11808 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
11810 2009-05-15 Jan Hubicka <jh@suse.cz>
11812 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
11813 * cgraphunit.c (cgraph_finalize_function): Set it.
11814 (cgraph_expand_function): Use it.
11816 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11818 * real.c (encode_ieee_half): Define.
11819 (decode_ieee_half): Define.
11820 (ieee_half_format): Define.
11821 (arm_half_format): Define.
11822 * real.h (ieee_half_format): Declare.
11823 (arm_half_format): Declare.
11825 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11827 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
11828 swapped, and reversed optabs exist before trying to use them.
11830 2009-05-15 Paul Brook <paul@codesourcery.com>
11831 Sandra Loosemore <sandra@codesourcery.com>
11833 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
11834 loads. Allow PRE_DEC.
11835 (output_move_neon): Handle PRE_DEC.
11836 (arm_print_operand): Add 'A' for neon structure loads.
11837 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
11838 * config/arm/neon.md (neon_mov): Update comment.
11839 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
11841 (Um): New constraint.
11843 2009-05-15 Jan Hubicka <jh@suse.cz>
11845 Revert the following patch until testsuite fallout is fixed:
11846 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11847 * cgraph.h (struct inline_summary): New filed self_wize,
11848 size_inlining_benefit, self_time and time_inlining_benefit.
11849 (struct cgraph_global_info): Replace insns by time ans size fields.
11850 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11851 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11852 (ipcp_update_callgraph): Do not touch function bodies.
11853 * ipa-inline.c: Include except.h
11854 (MAX_TIME): New constant.
11855 (overall_insns): Remove
11856 (overall_size, max_benefit): New static variables.
11857 (cgraph_estimate_time_after_inlining): New function.
11858 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11859 (cgraph_clone_inlined_nodes): Update size.
11860 (cgraph_mark_inline_edge): Update size.
11861 (cgraph_estimate_growth): Use size info.
11862 (cgraph_check_inline_limits): Check size.
11863 (cgraph_default_inline_p): Likewise.
11864 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11865 (cgraph_decide_recursive_inlining): Check size.
11866 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11868 (cgraph_decide_inlining): Likewise.
11869 (cgraph_decide_inlining_incrementally): Likewise; honor
11870 PARAM_EARLY_INLINING_INSNS.
11871 (likely_eliminated_by_inlining_p): New predicate.
11872 (estimate_function_body_sizes): New function.
11873 (compute_inline_parameters): Use it.
11874 * except.c (must_not_throw_labels): New function.
11875 * except.h (must_not_throw_labels): Declare.
11876 * tree-inline.c (init_inline_once): Kill inlining_weigths
11877 * tree-ssa-structalias.c: Avoid uninitialized warning.
11878 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11879 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11880 (PARAM_INLINE_CALL_COST): Remove.
11881 (PARAM_EARLY_INLINING_INSNS): New.
11883 2009-05-15 Richard Guenther <rguenther@suse.de>
11885 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
11886 not TODO_update_ssa.
11888 2009-05-15 Richard Guenther <rguenther@suse.de>
11890 PR tree-optimization/39999
11891 * gimple.h (gimple_expr_type): Use the expression type looking
11892 through useless conversions.
11893 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
11894 (vn_nary_op_insert_stmt): Likewise.
11895 (simplify_binary_expression): Likewise.
11897 2009-05-15 Richard Guenther <rguenther@suse.de>
11899 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11900 New options, enabled by default.
11901 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
11903 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
11904 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
11905 * tree-ssa-structalias.c (gate_tree_pta): New function.
11906 (pass_build_alias): Use it.
11908 2009-05-15 Joseph Myers <joseph@codesourcery.com>
11910 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
11911 recurse on an invariant address if a conversion from a pointer
11912 type to a wider integer type is involved.
11914 2009-05-15 Jan Hubicka <jh@suse.cz>
11916 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11917 * cgraph.h (struct inline_summary): New filed self_wize,
11918 size_inlining_benefit, self_time and time_inlining_benefit.
11919 (struct cgraph_global_info): Replace insns by time ans size fields.
11920 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11921 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11922 (ipcp_update_callgraph): Do not touch function bodies.
11923 * ipa-inline.c: Include except.h
11924 (MAX_TIME): New constant.
11925 (overall_insns): Remove
11926 (overall_size, max_benefit): New static variables.
11927 (cgraph_estimate_time_after_inlining): New function.
11928 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11929 (cgraph_clone_inlined_nodes): Update size.
11930 (cgraph_mark_inline_edge): Update size.
11931 (cgraph_estimate_growth): Use size info.
11932 (cgraph_check_inline_limits): Check size.
11933 (cgraph_default_inline_p): Likewise.
11934 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11935 (cgraph_decide_recursive_inlining): Check size.
11936 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11938 (cgraph_decide_inlining): Likewise.
11939 (cgraph_decide_inlining_incrementally): Likewise; honor
11940 PARAM_EARLY_INLINING_INSNS.
11941 (likely_eliminated_by_inlining_p): New predicate.
11942 (estimate_function_body_sizes): New function.
11943 (compute_inline_parameters): Use it.
11944 * except.c (must_not_throw_labels): New function.
11945 * except.h (must_not_throw_labels): Declare.
11946 * tree-inline.c (init_inline_once): Kill inlining_weigths
11947 * tree-ssa-structalias.c: Avoid uninitialized warning.
11948 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11949 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11950 (PARAM_INLINE_CALL_COST): Remove.
11951 (PARAM_EARLY_INLINING_INSNS): New.
11952 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
11953 (inline-call-cost): Remove.
11954 (early-inlining-insns): New.
11956 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
11958 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
11960 (print_int_cst_bounds_in_octal_p): Likewise.
11961 (dbxout_type): Adjust calls to above functions. Be prepared to deal
11963 * dwarf2out.c (base_type_die): Likewise.
11964 (is_subrange_type): Delete.
11965 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
11966 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
11967 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
11968 if the destination type is boolean.
11969 (build_range_check): Do not special-case subtypes.
11970 (fold_sign_changed_comparison): Likewise.
11971 (fold_unary): Likewise.
11972 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
11973 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
11974 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
11975 * tree.c (subrange_type_for_debug_p): New predicate based on the
11976 former is_subrange_type.
11977 * tree.h (subrange_type_for_debug_p): Declare.
11978 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
11979 (convert_affine_scev): Remove call to above function.
11980 (chrec_convert_aggressive): Likewise.
11981 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
11982 false for conversions involving subtypes.
11983 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
11984 (vrp_val_min): Likewise.
11985 (needs_overflow_infinity): Likewise.
11986 (extract_range_from_unary_expr): Likewise.
11988 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
11990 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11991 * config/frv/frv.c: Likewise.
11992 * config/s390/s390.c: Likewise.
11993 * config/sparc/sparc.h: Likewise.
11994 * config/i386/i386.h: Likewise.
11995 * config/i386/i386.c: Likewise.
11996 * config/crx/crx.c: Likewise.
11997 * config/m68hc11/m68hc11.h: Likewise.
11998 * config/iq2000/iq2000.c: Likewise.
11999 * config/mn10300/mn10300.h: Likewise.
12000 * config/mn10300/mn10300.c: Likewise.
12001 * config/m68k/m68k.c: Likewise.
12002 * config/rs6000/rs6000.c: Likewise.
12003 * config/rs6000/xcoff.h: Likewise.
12004 * config/rs6000/linux64.h: Likewise.
12005 * config/rs6000/sysv4.h: Likewise.
12006 * config/score/score3.c: Likewise.
12007 * config/score/score7.c: Likewise.
12008 * config/score/score.c: Likewise.
12009 * config/arm/arm.md: Likewise.
12010 * config/mips/mips.c: Likewise.
12011 * config/mips/mips.md: Likewise.
12012 * config/bfin/bfin.h: Likewise.
12013 * config/pa/pa.c: Likewise.
12014 * config/pa/constraints.md: Likewise.
12016 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12017 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12018 * config/pdp11/pdp11.h: Use memory_address_p instead.
12020 2009-05-14 Ian Lance Taylor <iant@google.com>
12022 * passes.c (finish_optimization_passes): Change i to int.
12023 * plugin.c (plugins_active_p): Change event to int.
12024 (dump_active_plugins): Likewise.
12025 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12027 * tree.c (tree_range_check_failed): Change c to unsigned int.
12028 (omp_clause_range_check_failed): Likewise.
12029 (build_common_builtin_nodes): Change mode to int. Add cast.
12030 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12031 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12033 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12034 ++ or -- with a variable of enum type.
12036 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12039 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12041 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12043 * store-motion.c: Do not include params.h
12044 * Makefile.in: Fix dependencies for various files.
12046 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12048 * auto-inc-dec.c: Fix pass description, remove apparent
12049 accidental duplication.
12051 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12053 PR middle-end/40147
12054 * ipa-utils.h (memory_identifier_string): Moved to ...
12055 * tree.h (memory_identifier_string): Here. Add GTY(()).
12057 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12059 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12060 in the former documentation of...
12061 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12062 * ira-conflicts.c (get_dup_num): Use address_operand.
12063 * targhooks.c (default_legitimate_address_p): New.
12064 * targhooks.h (default_legitimate_address_p): New.
12065 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12067 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12068 * target.h (struct target): Add legitimate_address_p.
12069 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12070 (TARGET_INITIALIZER): Include it.
12072 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12073 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12074 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12075 (TARGET_LEGITIMATE_ADDRESS_P): New.
12077 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12078 (REG_OK_STRICT_P): Delete.
12079 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12080 (frv_legitimate_address_p_1): ... this.
12081 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12082 (frv_legitimate_address_p_1): ... the renamed old
12083 frv_legitimate_address_p.
12084 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12085 (TARGET_LEGITIMATE_ADDRESS_P): New.
12087 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12088 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12089 * config/s390/s390.c (legitimate_address_p): Rename to...
12090 (s390_legitimate_address_p): ... this, make static.
12091 (legitimize_address): Adjust call.
12092 (TARGET_LEGITIMATE_ADDRESS_P): New.
12093 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12095 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12096 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12097 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12098 (TARGET_LEGITIMATE_ADDRESS_P): New.
12100 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12101 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12102 * config/spu/spu.c (spu_legitimate_address): Rename to...
12103 (spu_legitimate_address_p): ... this, make static.
12104 (TARGET_LEGITIMATE_ADDRESS_P): New.
12106 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12107 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12108 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12109 (sparc_legitimate_address_p): ... this, make static and return bool.
12110 (legitimize_address): Adjust call.
12111 (TARGET_LEGITIMATE_ADDRESS_P): New.
12113 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12114 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12115 * config/i386/i386.c (legitimate_address_p): Rename to...
12116 (ix86_legitimate_address_p): ... this, make static.
12117 (constant_address_p): Move after it, adjust call.
12118 (TARGET_LEGITIMATE_ADDRESS_P): New.
12120 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12121 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12122 * config/avr/avr.c (legitimate_address_p): Rename to...
12123 (avr_legitimate_address_p): ... this, make static.
12124 (legitimize_address): Adjust call.
12125 (TARGET_LEGITIMATE_ADDRESS_P): New.
12127 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12128 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12129 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12130 (TARGET_LEGITIMATE_ADDRESS_P): New.
12132 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12133 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12134 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12135 (TARGET_LEGITIMATE_ADDRESS_P): New.
12137 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12138 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12140 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12142 (TARGET_LEGITIMATE_ADDRESS_P): New.
12144 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12145 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12147 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12149 (m68hc11_legitimate_address_p): ... this, make static.
12150 (go_if_legitimate_address_internal): Rename to...
12151 (m68hc11_legitimate_address_p_1): ... this.
12152 (legitimize_address): Adjust call.
12153 (TARGET_LEGITIMATE_ADDRESS_P): New.
12155 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12156 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12157 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12158 (TARGET_LEGITIMATE_ADDRESS_P): New.
12160 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12161 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12162 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12163 (mn10300_legitimate_address_p): ... this, make static.
12164 (TARGET_LEGITIMATE_ADDRESS_P): New.
12166 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12167 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12168 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12169 (TARGET_LEGITIMATE_ADDRESS_P): New.
12171 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12172 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12173 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12174 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12175 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12176 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12177 (rs6000_legitimate_address_p): ... this, make static.
12178 (TARGET_LEGITIMATE_ADDRESS_P): New.
12179 (REG_MODE_OK_FOR_BASE_P): Delete.
12180 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12182 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12183 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12185 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12186 static, adjust types.
12187 (TARGET_LEGITIMATE_ADDRESS_P): New.
12189 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12190 * config/score/score.c (score_address_p): Rename to...
12191 (score_legitimate_address_p): ... this.
12192 (TARGET_LEGITIMATE_ADDRESS_P): New.
12193 * config/score/score3.c (score3_address_p): Rename to...
12194 (score3_legitimate_address_p): ... this.
12195 * config/score/score7.c (score7_address_p): Rename to...
12196 (score7_legitimate_address_p): ... this.
12198 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12199 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12200 GO_IF_LEGITIMATE_ADDRESS): Delete.
12201 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12202 thumb2_legitimate_address_p): Delete.
12203 (arm_legitimate_address_p): Rename to...
12204 (arm_legitimate_address_outer_p): ... this.
12205 * config/arm/constraints.md ("Uq"): Adjust call.
12206 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12207 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12209 (arm_legitimate_address_outer_p): ... this.
12210 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12212 (TARGET_LEGITIMATE_ADDRESS_P): New.
12214 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12215 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12216 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12217 (TARGET_LEGITIMATE_ADDRESS_P): New.
12219 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12220 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12221 * config/vax/vax.c (legitimate_address_p): Rename to...
12222 (vax_legitimate_address_p): ... this, make static.
12223 (TARGET_LEGITIMATE_ADDRESS_P): New.
12225 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12226 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12227 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12228 (TARGET_LEGITIMATE_ADDRESS_P): New.
12230 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12231 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12232 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12233 (mmix_legitimate_address_p): ... this, make static.
12234 (TARGET_LEGITIMATE_ADDRESS_P): New.
12236 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12237 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12238 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12239 (TARGET_LEGITIMATE_ADDRESS_P): New.
12241 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12243 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12244 of MODE_COMPLEX_INT.
12246 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12248 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12249 LCT_NORMAL in function call.
12250 * mips-tdump.c (print_file_desc): Add cast to enum type.
12251 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12252 (mark_stabs): Add casts to enum types.
12253 (parse_stabs_common): Add casts to enum types.
12255 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12257 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12258 Check for invalid values of LETTER.
12260 2009-05-13 Taras Glek <tglek@mozilla.com>
12262 * attribs.c (register_attribute): moved out attribute registration
12263 into register_attribute.
12264 * doc/plugins.texi: Documented register_attribute and
12266 * gcc-plugin.h: Added forward decl for register_attribute.
12267 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12268 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12269 PLUGIN_ATTRIBUTES boilerplate.
12271 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12273 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12274 values even in sentinel and empty entries.
12275 (ms_printf_flag_specs): Likewise.
12276 (ms_scanf_flag_specs): Likewise.
12277 (ms_strftime_flag_specs): Likewise.
12278 (ms_print_char_table): Likewise.
12279 (ms_scan_char_table): Likewise.
12280 (ms_time_char_table): Likewise.
12282 2009-05-13 Doug Kwan <dougkwan@google.com>
12284 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12286 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12288 * config/mips/mips.md (store): Add attributes for QI and HI.
12290 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12291 (truncdi<mode>2): ... this new pattern.
12293 2009-05-13 Brad Hards <bradh@kde.org>
12295 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12297 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12298 Ben Elliston <bje@au.ibm.com>
12300 PR middle-end/40035
12301 * dse.c (check_mem_read_rtx): Guard against width == -1.
12303 2009-05-13 Michael Matz <matz@suse.de>
12305 PR middle-end/39976
12306 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12307 (trivially_conflicts_p): New function.
12308 (insert_backedge_copies): Use it.
12310 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12312 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12313 (handle_stdc_pragma): Use new enum constant names.
12314 (handle_pragma_float_const_decimal64): Ditto.
12316 2009-05-13 Ian Lance Taylor <iant@google.com>
12318 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12321 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12323 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12324 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12326 * config/m68k/m68k.h (FL_UCLINUX): Define.
12328 2009-05-13 Jan Hubicka <jh@suse.cz>
12330 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12332 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12334 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12335 unless -fschedule-insns is specified.
12337 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12340 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12341 TARGET_EXPAND_CBRANCHDI4.
12342 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12343 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12344 (cmpeqdi): Fix comment.
12346 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12348 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12349 (sh_legitimate_address_p): Likewise.
12350 * config/sh/sh.c (sh_legitimate_index_p): New.
12351 (sh_legitimate_address_p): Likewise.
12352 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12353 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12354 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12355 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12356 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12357 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12358 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12359 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12360 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12362 2009-05-12 Jan Hubicka <jh@suse.cz>
12364 * tree-inline.c (estimate_operator_cost): Add operands;
12365 when division happens by constant, it is cheap.
12366 (estimate_num_insns): Loads and stores are not having cost of 0;
12367 EH magic stuff is cheap; when computing runtime cost of switch,
12368 use log2 base of amount of its cases; builtin_expect has cost of 0;
12369 compute cost for moving return value of call.
12370 (init_inline_once): Initialize time_based flags.
12371 * tree-inline.h (eni_weights_d): Add time_based flag.
12373 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12375 * df-core.c: Update head documentation.
12377 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12380 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12381 shadowing exisiting variable op1.
12383 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/driver-i386.c (processor_signatures): New enum.
12387 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12388 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12389 processor signature to detect geode processor.
12391 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12395 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12397 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12398 causes spurious differences between trunk and cond-optab branch.
12400 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12402 * dojump.c (compare_from_rtx): Delete.
12403 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12404 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12405 if the comparison does not satisfy the predicate; test predicates for
12406 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12407 further if one existing pattern fails.
12408 * expr.h (compare_from_rtx): Delete.
12409 (prepare_operand): Declare it.
12410 * optabs.c: Change "lib call" to "libcall" throughout.
12411 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12412 HAVE_conditional_trap, emit_cmp_insn): Delete.
12413 (can_compare_p): Delete cmp_optab case.
12414 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12415 Accept other parameters by value.
12416 (prepare_operand): Make non-static.
12417 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12418 other parameters by value. Try to widen operands here based on
12419 an optab_methods argument and looking at cbranch_optab.
12420 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12421 loop. Use cbranch_optab directly.
12422 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12423 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12425 (emit_conditional_move, emit_conditional_add): Inline what's needed
12426 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12427 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12428 with COMPARE. Move cmov_optab and cstore_optab above
12429 with cbranch_optab, move cmp_optab down with ucmp_optab,
12430 remove tst_otpab. Do not initialize trap_rtx.
12431 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12432 for trap code. Do not check HAVE_conditional_trap. Use
12433 prepare_cmp_insn. Accept no predicate for operand 3.
12434 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12435 (OTI_ctrap, ctrap_optab): New.
12436 (tst_optab): Delete.
12437 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12438 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12439 with lookup of ctrap_optab.
12440 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12442 (ctrap_optab): New.
12444 * combine.c (combine_simplify_rtx, simplify_set): Do not
12445 special case comparing against zero for cc0 machines.
12446 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12447 COMPARE on cc0 machines.
12448 (simplify_relational_operation): Return a new expression when
12449 a COMPARE could be removed.
12450 * final.c (final_scan_insn): Compare cc_status values
12451 against LHS of a (compare FOO (const_int 0)) cc0 source.
12452 Also check if cc_status.value is the full compare.
12454 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12455 (cstoreMM4): Document.
12456 (conditional_trap): Document ctrapMM4 instead.
12457 (sync_compare_and_swapMM): Refer to cbranchcc4.
12458 (Dependent Patterns): Eliminate obsolete information referring to
12459 the old jump optimization phase.
12460 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12461 of compares with 0 on cc0 machines.
12462 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12463 avoiding references to cc0. Remove text about storing operands
12465 * doc/tm.texi (Condition Codes): Include blurb on different
12466 condition code representations, separate into subsections for
12467 CC0, MODE_CC and conditional execution.
12469 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12470 alpha_emit_setcc): Accept operands and a machine mode.
12471 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12472 Get code/op0/op1 from operands, use machine mode argument
12473 instead of alpha_compare.fp_p. Emit the branch here.
12474 (alpha_emit_setcc): Likewise, and return boolean.
12475 (alpha_emit_conditional_move): Likewise. Assert that
12476 cmp_op_mode == cmp_mode, and simplify accordingly.
12477 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12478 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12479 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12481 (stack probe test): Use cbranchdi4.
12482 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12484 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12485 * config/arc/arc.h (movsicc, movsfcc): Use it.
12486 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12487 (cbranchsi4, cstoresi4): New.
12488 (cmpsi, bCC and sCC expanders): Remove.
12490 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12491 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12492 * config/arm/predicates.md (arm_comparison_operator): Only include
12493 floating-point operators if there is a hardware floating-point unit.
12494 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12495 deferring to cbranch_cc and cstore_cc respectively.
12496 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12497 cbranch_cc, cstore_cc): New.
12498 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12500 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12502 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12503 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12505 (adjust_insn_length): Adjust calls.
12506 (avr_reorg): Handle (compare (foo) (const_int 0)).
12507 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12508 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12509 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12510 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12512 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12513 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12515 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12516 (cbranchsi4, cstorebi4, cstoresi4): New.
12517 (movbisi): This insn is duplicate, split it to zero_extend.
12518 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12519 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12520 (bfin_optimize_loop): Use cbranch expander.
12521 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12522 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12523 (bfin_bimode_comparison_operator): ... this.
12524 (bfin_direct_comparison_operator): New.
12526 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12527 inside (compare FOO (const_int 0)).
12528 (cris_rtx_costs): Handle ZERO_EXTRACT.
12529 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12530 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12531 (*tstdi_v32): Delete.
12532 (*cmpdi_non_v32): Add M alternative for operand 1.
12533 (cmpsi, cmp<mode>): Make private.
12534 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12536 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12538 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12539 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12540 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12541 (cc_reg_operand): New.
12542 (any_cond): Delete.
12543 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12544 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12545 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12546 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12547 crx_expand_scond): Delete.
12549 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12551 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12552 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12554 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12555 cstoresi4, cstoresf4, cstoredf4): New.
12556 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12557 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12558 Receive the entire operands array.
12559 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12560 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12561 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12562 Get test/op0/op1 from the operands array.
12563 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12565 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12566 (h8300_expand_store): New.
12567 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12569 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12570 (h8300_expand_store): New.
12571 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12572 or do not try to produce (set (cc0) REG).
12573 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12574 change a compare into a move to a scratch register. Disable some
12575 peepholes when comparing with zero.
12576 (tstsi, tsthi, tstsi, cmpqi): Make private.
12578 (bCC, sCC): Delete.
12579 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12582 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12583 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12584 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12585 (ix86_emit_i387_log1p): Use cbranchxf2.
12586 (ix86_expand_setcc): Return void.
12587 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12588 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12589 cmp<MODEF>, cmpcc): Remove.
12590 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12591 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12592 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12593 (sCC and bCC expanders): Remove.
12594 (stack_protect_test): Use cbranchcc4.
12596 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12598 (ia64_expand_compare): Accept three rtx by reference and return void.
12599 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12600 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12601 from *expr. Update *expr with the BImode comparison to do.
12602 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12603 cmptf, bCC, sCC, conditional_trap): Delete.
12604 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12605 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12606 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12607 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12608 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12610 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12611 type of last argument.
12612 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12613 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12614 use machine mode argument instead of branch_type. Remove dead
12615 code for floating-point comparisons.
12616 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12617 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12619 (cbranchsi4, cstoresi4): New.
12620 * config/iq2000/predicates.md (reg_or_const_operand): New.
12622 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12623 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12624 (b<code>_op): Rewrite to...
12625 (bcc_op): ... this, using match_operator.
12626 (s<code>_op): Rewrite to...
12627 (scc_op): ... this, using match_operator.
12628 (s<code>_24_op): Rewrite to...
12629 (scc_op_24): ... this, using match_operator.
12630 (s<code>_<mode>): Rewrite to...
12631 (cstore<mode>4): ... this, using match_operator.
12632 (s<code>_<mode>_24): Rewrite to...
12633 (cstore<mode>4_24): ... this, using match_operator.
12634 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12635 m32c_unpend_compare, m32c_expand_scc): Delete.
12636 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12637 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12638 (m32c_expand_movcc): Change NE to EQ if necessary.
12639 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12641 * config/m32r/m32r-protos.h (gen_cond_store): New.
12642 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12643 (gen_cond_store): New, from sCC patterns.
12644 (m32r_expand_block_move): Use cbranchsi4.
12645 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12646 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12647 (cbranchsi4, cstoresi4): New.
12649 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12651 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12652 (m68hc11_notice_update_cc): Look into a compare with 0.
12653 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12655 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12656 cmphi, cmpqi, bCC): Delete.
12657 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12658 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12659 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12662 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12663 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12664 * config/m68k/constraints.md (H): New.
12665 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12666 the define_insn below.
12667 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12668 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12669 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12670 patterns): Wrap RHS with COMPARE.
12671 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12672 (*cmpdi_internal): Name this pattern.
12673 (cmpdi): Change to define_insn.
12674 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12675 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12676 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12678 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12679 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12680 (conditional_trap): Change to...
12681 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12682 (*conditional_trap): Use the ordered_comparison_operator and
12683 const1_operand predicates.
12684 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12685 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12686 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12687 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12689 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12690 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12691 (mcore_gen_compare): New.
12692 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12693 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12694 (mcore_gen_compare): ... this.
12695 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12696 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12697 (stack probe pattern): Use cbranchsi4.
12699 * config/mips/predicates.md (mips_cstore_operator): New.
12700 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12701 * config/mips/mips.md (any_cond): Delete.
12702 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12704 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
12705 fixuns_truncsfdi2): Use cbranch patterns.
12706 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
12707 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
12708 Adjust call to mips_expand_conditional_branch.
12709 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
12711 * config/mips/mips-protos.h (mips_expand_conditional_branch,
12712 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
12713 * config/mips/mips.c (cmp_operands): Delete.
12714 (mips_emit_compare): Get comparison operands from *op0/*op1.
12715 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
12716 that it succeeds. Use op0/op1 instead of cmp_operands.
12717 (mips_expand_conditional_branch, mips_expand_conditional_move,
12718 mips_expand_conditional_trap): Likewise.
12719 (mips_block_move_loop): Use cbranch patterns.
12720 * config/mips/mips.h (cmp_operands): Delete.
12722 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
12723 (mmix_gen_compare_reg): Just return a register in the right CC mode.
12724 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
12725 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
12726 (*cmpcc_folded): Rename to...
12727 (*cmpdi_folded): this.
12728 (*cmpcc): Rename to...
12730 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
12733 (cbranchdf4): New. Handle invalid comparisons here.
12734 * config/mmix/predicates.md (float_comparison_operator): New.
12736 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
12737 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
12738 * config/mn10300/mn10300.md (tst): Delete.
12739 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
12740 Name these patterns and wrap RHS in a compare.
12741 (*cmpsi): Make this pattern private. Include tst.
12742 (*cmpsf): Make this pattern private.
12743 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
12744 (compare with zero peepholes): Likewise.
12746 (cbranchsi4, cbranchsf4): New.
12747 (casesi): Use cbranchsi4.
12749 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
12750 hppa_branch_type): Delete.
12751 (return_addr_rtx): Use cbranchsi4.
12752 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
12753 Emit CCFPmode comparison here.
12754 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
12755 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
12756 hppa_branch_type): Delete.
12757 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
12758 (movsicc, movdicc): Remove references to hppa_compare_op0,
12759 hppa_compare_op1 and compare_from_rtx.
12760 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
12761 (casesi): Use cbranchsi4.
12763 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
12764 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
12765 * config/pdp11/pdp11.md (register_or_const0_operand): New.
12766 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
12767 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
12769 (cbranchdf4, cbranchhi4, cbranchqi4): New.
12770 (*branch, *branch_inverted): New.
12772 * config/picochip/picochip.md (cbranchhi4): Use
12773 ordered_comparison_operator.
12774 (cmphi, bCC): Remove.
12776 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
12777 (trap_comparison_operator): Delete.
12778 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
12779 rs6000_emit_cbranch): Accept mode and operands.
12780 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
12781 rs6000_compare_fp_p): Delete.
12782 (rs6000_generate_compare): Accept mode and comparison. Extract code
12783 and op0/op1 from there. Replace references to rs6000_compare_op0
12784 and rs6000_compare_op1.
12785 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
12786 extract result from passed operands.
12787 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
12788 extract loc from passed operands.
12789 (rs6000_emit_cmove): Likewise.
12790 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
12791 rs6000_compare_fp_p): Delete.
12792 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
12793 (cbranch<GPR>4, cbranch<FP>4): New.
12794 (cstore<mode>4): New. Consolidate here all choices about when to use
12795 portable or specialized sCC sequences.
12796 (stack_protect_test): Use cbranchsi4.
12797 (conditional_trap): Replace with ctrap<GPR>4.
12798 (conditional trap insn): Replace trap_comparison_operator with
12799 ordered_comparison_operator.
12801 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
12802 (s390_emit_prologue): Use ctrap.
12803 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
12804 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
12805 New predicates replacing...
12806 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
12807 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
12808 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
12809 (add<mode>cc): Do not use s390_compare_op0/op1.
12810 (s<code>): Change to...
12811 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
12812 (seq): Change to...
12813 (cstorecc4): ... this. Handle EQ or NE equally.
12814 (*sne): Un-privatize for use in cstorecc4.
12815 (b<code>): Change to...
12816 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
12817 (conditional_trap): Replace with...
12818 (ctrap<GPR>4, ctrap<FP>4): ... these.
12819 (stack_protect): Use cbranchcc4.
12821 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
12822 * config/score/score-protos.h (score_gen_cmp): Delete.
12823 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
12824 (score_block_move-loop): Use cbranchsi4.
12825 * config/score/score.md (cbranchsi4): New.
12826 (cmpsi, bCC): Delete.
12827 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
12828 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12829 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
12830 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
12831 * config/score/score3.h (score3_gen_cmp): Delete.
12832 * config/score/score7.h (score7_gen_cmp): Delete.
12834 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
12835 (sh_emit_scc_to_t): ... this. Return void.
12836 (from_compare): Rename to...
12837 (sh_emit_compare_and_branch): ... this.
12838 (sh_emit_compare_and_set): New.
12839 (sh_expand_t_scc): Accept operands.
12840 * config/sh/predicates.md (sh_float_comparison_operator): New.
12841 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
12842 (prepare_scc_operands): Rename to...
12843 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
12845 (sh_emit_cheap_store_flag): New.
12846 (sh_emit_set_t_insn): New.
12847 (from_compare): Rename to...
12848 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
12849 handling of TARGET_SH2E floating point to avoid recursive call.
12850 Generate branch here.
12851 (sh_emit_compare_and_set): New.
12852 (sh_expand_t_scc): Get op0/op1 from arguments.
12853 (sh_emit_cheap_store_flag): New.
12854 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
12856 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
12857 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
12858 (movsicc, movdicc): Do nothing when it recreated operands from
12859 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
12860 prepare_scc_operands (now sh_emit_scc_to_t).
12861 (udivdi3): Use cstoresi4.
12862 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
12863 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
12864 (cbranchint4_media, cbranchfp4_media): New.
12865 (casesi): Use cbranchdi4.
12866 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
12868 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
12869 (movnegt): Remove second operand.
12870 (cbranchsf4, cbranchdf4): New.
12871 (stack_protect): Use cbranchdi4/cbranchsi4.
12873 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
12874 (gen_compare_reg): Accept comparison, extract part of it to...
12875 (gen_compare_reg_1): ... this.
12876 (gen_compare_operator): Delete.
12877 (gen_v9_scc): Accept separate destination, comparison code and arms.
12878 Do not use sparc_compare_op0/sparc_compare_op1.
12879 (emit_scc_insn, emit_conditional_branch_insn): New.
12880 (emit_v9_brxx): Make static. Remove useless assertion.
12881 (sparc_emit_float_lib_cmp): Return RTL instead of calling
12883 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
12884 * config/sparc/sparc-protos.h (gen_compare_reg,
12885 sparc_emit_float_lib_cmp): Adjust prototype.
12886 (emit_scc_insn, emit_conditional_branch_insn): New.
12887 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
12888 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
12889 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
12890 iterators to the top.
12891 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
12892 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
12893 snedi_special_trunc): Delete.
12894 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
12895 and snedi_special_trunc.
12896 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
12897 cbranchdi4, cbranch<F:mode>4): New.
12898 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
12899 here. Use gen_compare_reg instead of gen_compare_operator.
12900 (conditional_trap): Replace with...
12901 (ctrapsi4, ctrapdi4): ... this.
12902 (stack_protect_test): Use cbranchcc4.
12904 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
12906 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
12907 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
12908 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
12909 from operands[0] or operands[3] depending on is_set.
12910 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
12911 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
12912 cmpdf, bCC), sCC: Remove.
12913 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
12914 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
12916 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
12917 spu_emit_branch_or_set.
12919 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
12921 * config/stormy16/stormy16.h (xstormy16_compare_op0,
12922 xstormy16_compare_op1): Delete.
12923 * config/stormy16/stormy16.c (xstormy16_compare_op0,
12924 xstormy16_compare_op1): Delete.
12925 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
12927 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
12928 (cmphi, cmpsi, bCC): Remove.
12930 * config/v850/v850.md (tstsi, cmpsi): Fold into...
12931 (*cmpsi): ... this one.
12932 (cbranchsi4, cstoresi4): New.
12933 (bCC expanders): Delete.
12934 (sCC insns): Fold into...
12935 (*setcc): ... this one.
12936 (casesi): Do not use gen_cmpsi and gen_bgtu.
12937 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
12938 (movsicc): Simplify.
12939 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
12941 * config/vax/vax-protos.h (cond_name): New.
12942 (vax_output_conditional_branch): Remove.
12943 * config/vax/vax.c (cond_name): New.
12944 (vax_output_conditional_branch): Remove.
12945 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
12946 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
12947 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
12948 (bit<VAXint>): Wrap source with (compare).
12949 (b<code> and following unnamed pattern): Rename to *branch and
12950 *branch_reversed. Change macroization to match_operator.
12951 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
12953 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
12954 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
12955 Change last argument to machine_mode.
12956 (xtensa_expand_scc): Add machine_mode argument.
12957 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
12958 (gen_conditional_move, xtensa_expand_conditional_branch,
12959 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
12960 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
12961 Adjust operand numbers.
12962 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
12964 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
12965 (cmpsi, cmpsf, b<code>, s<code>): Delete.
12966 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
12968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12970 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12971 causes spurious differences between trunk and cond-optab branch.
12973 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
12976 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
12978 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
12980 * tree.c (iterative_hash_pointer): Delete.
12981 (iterative_hash_expr): Short-circuit handling of NULL pointer.
12982 Hash UIDs and versions of SSA names. Don't special-case built-in
12983 function declarations.
12985 2009-05-11 Ian Lance Taylor <iant@google.com>
12988 * graphite.c: Force -Wc++-compat to only be a warning before
12989 #including "cloog/cloog.h".
12991 2009-05-11 Martin Jambor <mjambor@suse.cz>
12993 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
12995 2009-05-11 Jan Hubicka <jh@suse.cz>
12997 * tree-ssa-loop-ivcanon.c: Include target.h
12998 (struct loop_size): new structure.
12999 (constant_after_peeling): New predicate.
13000 (tree_estimate_loop_size): New function.
13001 (estimated_unrolled_size): Rewrite for new estimates.
13002 (try_unroll_loop_completely): Use new estimates.
13003 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13005 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13007 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13008 libcpp interface change.
13009 (spu_macro_to_expand): Likewise.
13011 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13013 PR tree-optimization/40026
13014 * gimplify.c (gimplify_init_constructor): Change initial conditional
13015 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13016 optimize_compound_literals_in_ctor.
13018 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13020 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13022 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13024 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13026 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13027 HOST_WIDE_INT for gap.
13029 2009-05-11 Ira Rosen <irar@il.ibm.com>
13031 PR tree-optimization/40074
13032 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13033 account in group size and step comparison.
13035 2009-05-11 Richard Guenther <rguenther@suse.de>
13037 * passes.c (init_optimization_passes): Strip now incorrect comment.
13038 (execute_function_todo): Do not set PROP_alias.
13039 * tree-pass.h (PROP_alias): Remove.
13040 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13041 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13042 * tree-nrv.c (pass_return_slot): Likewise.
13043 * tree-object-size.c (pass_object_sizes): Likewise.
13044 * tree-ssa-dom.c (pass_dominator): Likewise.
13045 (pass_phi_only_cprop): Likewise.
13046 * tree-ssa-dse.c (pass_dse): Likewise.
13047 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13048 (pass_cselim): Likewise.
13049 * tree-ssa-pre.c (pass_pre): Likewise.
13050 (pass_fre): Likewise.
13051 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13052 * tree-ssa-sink.c (pass_sink_code): Likewise.
13053 * tree-stdarg.c (pass_stdarg): Likewise.
13054 * tree-tailcall.c (pass_tail_calls): Likewise.
13055 * tree-vrp.c (pass_vrp): Likewise.
13057 2009-05-10 Ian Lance Taylor <iant@google.com>
13059 * basic-block.h (enum profile_status): Break out of struct
13060 control_flow_graph.
13061 * cgraph.h (struct inline_summary): Break out of struct
13063 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13064 of struct cgraph_order_sort.
13065 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13066 * cse.c (struct branch_path): Break out of struct
13067 cse_basic_block_data.
13068 * except.h (enum eh_region_type): Break out of struct eh_region.
13069 * gcc.c (enum add_del): Break out of struct modify_target.
13070 * genrecog.c (enum decision_type): Break out of struct decision_test.
13071 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13073 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13074 * regmove.c (enum match_use): New enum, broken out of struct match.
13075 * sched-int.h (enum post_call_group): New enum, broken out of
13077 (struct deps_reg): Break out of struct deps.
13078 * target.h (struct asm_int_op): Break out of struct gcc_target.
13079 * tree-eh.c (struct goto_queue_node): Break out of struct
13081 * tree-inline.h (enum copy_body_cge_which): Break out of
13083 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13085 * c-decl.c (in_struct, struct_types): New static variables.
13086 (pushtag): Add loc parameter. Change all callers.
13087 (lookup_tag): Add ploc parameter. Change all callers.
13088 (check_compound_literal_type): New function.
13089 (parser_xref_tag): Add loc parameter. Change all callers. If
13090 -Wc++-compat, warn about struct/union/enum types defined within a
13092 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13093 and loc parameters. Change all callers. Change error calls to
13094 error_at, using loc. For a redefinition, if the location of the
13095 original definition is known, report it. Set in_struct and
13096 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13097 (finish_struct): Add new parameters enclosing_in_struct and
13098 enclosing_struct_types. Change all callers. Set
13099 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13100 in the struct. If in a struct, add this struct to struct_types.
13101 (start_enum): Add loc parameter. Change all callers. Use
13102 error_at for errors, using loc. For a redefinition, if the
13103 location of the original definition is known, report it. If in a
13104 struct, add this enum type to struct_types. If -Wc++-compat warn
13105 if in sizeof, typeof, or alignof.
13106 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13107 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13108 (c_parser_enum_specifier): Get enum location for start_enum.
13109 (c_parser_struct_or_union_specifier): Get struct location for
13110 start_struct. Save in_struct and struct_types status between
13111 start_struct and finish_struct.
13112 (c_parser_cast_expression): Get location of cast.
13113 (c_parser_alignof_expression): Get location of type.
13114 (c_parser_postfix_expression): Likewise.
13115 (c_parser_postfix_expression_after_paren_type): Add type_loc
13116 parameter. Change all callers. Call check_compound_literal_type.
13117 Use type_loc for error about variable size type.
13118 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13119 of an enum constant from an enum type defined in a struct or union.
13120 (c_cast_expr): Add loc parameter. Change all callers. If
13121 -Wc++-compat, warn about defining a type in a cast.
13122 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13123 (start_enum, start_struct, finish_struct): Update declarations.
13124 (parser_xref_tag, c_cast_expr): Update declarations.
13125 (check_compound_literal_type): Declare.
13127 2009-05-11 Ben Elliston <bje@au.ibm.com>
13129 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13130 for recent libcpp interface change.
13131 (rs6000_macro_to_expand): Likewise.
13133 2009-05-10 Michael Matz <matz@suse.de>
13136 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13137 not at entry of function.
13139 2009-05-10 Richard Guenther <rguenther@suse.de>
13141 PR tree-optimization/40081
13143 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13144 using the main variant of the element type. Do not fiddle with
13145 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13147 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13148 structs with volatile fields.
13150 2009-05-10 Jan Hubicka <jh@suse.cz>
13152 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13153 (estimate_move_cost): Assert that it does not get called for
13155 (estimate_num_insns): Skip VOID types in argument handling.
13156 (optimize_inline_calls): Delete unreachable blocks and verify that
13157 callgraph is valid.
13159 2009-05-10 Jan Hubicka <jh@suse.cz>
13161 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13162 * cgraph.c (cgraph_mark_address_taken_node): New function.
13163 (dump_cgraph_node): Dump new flag.
13164 * cgraph.h (struct cgraph_node): Add address_taken.
13165 (cgraph_mark_address_taken_node): New function.
13166 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13167 since new direct calls can be born.
13169 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13171 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13172 tok->val.node.node.
13174 2009-05-10 Jan Hubicka <jh@suse.cz>
13176 PR middle-end/40084
13177 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13179 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13180 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13181 * tree-inline.c (copy_bb): Set frequency correctly.
13182 (fold_marked_statements): Update call to
13183 cgraph_update_edges_for_call_stmt.
13185 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13187 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13188 identifiers in diagnostics.
13189 * config/arm/arm.c (arm_handle_fndecl_attribute,
13190 arm_handle_isr_attribute): Likewise.
13191 * config/avr/avr.c (avr_handle_progmem_attribute,
13192 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13193 * config/bfin/bfin.c (handle_int_attribute,
13194 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13195 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13196 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13198 * config/darwin.c (darwin_handle_kext_attribute,
13199 darwin_handle_weak_import_attribute): Likewise.
13200 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13201 h8300_handle_eightbit_data_attribute,
13202 h8300_handle_tiny_data_attribute): Likewise.
13203 * config/i386/i386.c (ix86_handle_cconv_attribute,
13204 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13205 * config/i386/winnt.c (ix86_handle_shared_attribute,
13206 ix86_handle_selectany_attribute): Likewise.
13207 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13208 * config/m32c/m32c.c (function_vector_handler): Likewise.
13209 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13210 m68hc11_handle_fntype_attribute): Likewise.
13211 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13212 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13213 * config/mips/mips.c (mips_insert_attributes,
13214 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13215 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13216 rs6000_handle_struct_attribute): Likewise.
13217 * config/sh/sh.c (sh_insert_attributes,
13218 sh_handle_resbank_handler_attribute,
13219 sh_handle_interrupt_handler_attribute,
13220 sh2a_handle_function_vector_handler_attribute,
13221 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13223 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13224 * config/spu/spu.c (spu_handle_fndecl_attribute,
13225 spu_handle_vector_attribute): Likewise.
13226 * config/stormy16/stormy16.c
13227 (xstormy16_handle_interrupt_attribute): Likewise.
13228 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13229 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13231 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13233 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13234 (pp_translate_identifiers): New.
13235 (pp_identifier): Only conditionally translate identifier to locale
13237 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13238 (pp_base_tree_identifier): Only conditionally translate identifier
13239 to locale character set.
13240 * c-pretty-print.c (M_): Define.
13241 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13242 fragments for conditional translation with M_.
13243 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13244 identifier translation.
13246 2009-05-10 Richard Guenther <rguenther@suse.de>
13248 PR tree-optimization/40081
13249 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13250 using the main variant of the element type. Do not fiddle with
13251 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13253 2009-05-09 Jan Hubicka <jh@suse.cz>
13255 PR middle-end/40080
13256 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13257 indirect calls; verify cgraph afterwards.
13259 2009-05-09 Jan Hubicka <jh@suse.cz>
13262 * ipa.c (update_inlined_to_pointer): New function.
13263 (cgraph_remove_unreachable_nodes): Use it.
13265 2009-05-09 Jan Hubicka <jh@suse.cz>
13267 * tree-eh.c (struct leh_state): Remove prev_try.
13268 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13269 not track prev_try.
13270 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13271 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13272 remove_eh_handler_and_replace, foreach_reachable_handler,
13273 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13274 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13275 (gen_eh_region_cleanup): Update prototype.
13277 2009-05-09 Jan Hubicka <jh@suse.cz>
13279 PR middle-end/40043
13280 * except.c (copy_eh_region): Always set prev_try.
13281 (redirect_eh_edge_to_label): Find outer try.
13282 (foreach_reachable_handler): When looking for prev try
13283 handle case where previous try is not going to be taken.
13285 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13287 PR tree-optimization/40049
13288 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13289 only vector/vector shifts, convert the type of the constant to the
13290 appropriate type to avoid building incorrect trees, which
13291 eventually have problems with garbage collection.
13293 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13295 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13296 -1 for complex floating-point types if honoring signed zeros.
13298 2009-05-08 Jan Hubicka <jh@suse.cz>
13300 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13301 argument; handle correctly when profile is absent.
13302 (build_cgraph_edges): Update.
13303 (rebuild_cgraph_edges): Update.
13304 * cgraph.c: Do not include varray.h.
13305 (cgraph_set_call_stmt_including_clones): New function.
13306 (cgraph_create_edge_including_clones): Likewise
13307 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13308 (cgraph_update_edges_for_call_stmt): Handle clones.
13309 (cgraph_remove_node): Handle clone tree.
13310 (cgraph_remove_node_and_inline_clones): New function.
13311 (dump_cgraph_node): Dump clone tree.
13312 (cgraph_clone_node): Handle clone tree.
13313 (clone_function_name): Bring here from tree-inline.c.
13314 (cgraph_create_virtual_clone): New function.
13315 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13316 (cgraph_clone_info): New function.
13317 (strut cgraph_node): Add clone_info and new clone tree pointers.
13318 (cgraph_remove_node_and_inline_clones,
13319 cgraph_set_call_stmt_including_clones,
13320 cgraph_create_edge_including_clones,
13321 cgraph_create_virtual_clone): Declare.
13322 (cgraph_function_versioning): Use VEC argument.
13323 (compute_call_stmt_bb_frequency): Update prototype.
13324 (cgraph_materialize_all_clones): New function.
13325 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13326 (ipcp_create_replace_map): Update to VECtors.
13327 (ipcp_update_callgraph): Use virtual clones.
13328 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13329 (ipcp_update_profiling): Do not update local profiling.
13330 (ipcp_insert_stage): Use VECtors and virtual clones.
13331 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13332 (clone_of_p): New function.
13333 (cgraph_preserve_function_body_p): Use clone tree.
13334 (cgraph_optimize): Materialize clones.
13335 (cgraph_function_versioning): Update for VECtors.
13336 (save_inline_function_body): Use clone tree.
13337 (cgraph_materialize_clone): New function.
13338 (cgraph_materialize_all_clones): Likewise.
13339 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13340 * ipa.c: Include gimple.h.
13341 (cgraph_remove_unreachable_nodes): Use clone tree.
13342 * ipa-prop.c (ipa_note_param_call): Update call to
13343 compute_call_stmt_bb_frequencycall.
13344 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13345 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13346 (copy_bb): Handle updating of clone tree; add new edge when new call
13348 (expand_call_inline): Be strict about every call having edge.
13349 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13350 (delete_unreachable_blocks_update_callgraph): New function.
13351 (tree_function_versioning): Use VECtors; always remove unreachable
13352 blocks and fold conditionals.
13353 * tree-inline.h: Do not include varray.h.
13354 (tree_function_versioning): Remove.
13355 * Makefile.in (GTFILES): Remove tree-inline.c
13356 * passes.c (do_per_function): Do only functions having body.
13357 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13360 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13361 Andrew Morrow <acm@google.com>
13364 * c-common.c (c_common_attribute_table): Permit deprecated
13365 attribute to take an optional argument.
13366 (handle_deprecated_attribute): If the optional argument to
13367 __attribute__((deprecated)) is not a string ignore the attribute
13368 and emit a warning.
13370 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13371 * c-typeck.c (build_component_ref): Likewise.
13372 (build_external_ref): Likewise.
13374 * toplev.c (warn_deprecated_use): Add an attribute argument.
13375 Emit the message associated with __attribute__((deprecated)).
13377 * toplev.h (warn_deprecated_use): Updated.
13379 * doc/extend.texi: Document new optional parameter to
13380 __attribute__((deprecated))
13382 2009-05-08 Michael Eager <eager@eagercon.com>
13384 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13385 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13387 2009-05-08 Richard Guenther <rguenther@suse.de>
13389 PR tree-optimization/40062
13390 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13391 Avoid exponential behavior.
13393 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13395 PR rtl-optimization/33928
13397 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13398 process_uses, build_single_def_use_links): New.
13399 (update_df): Update use_def_ref.
13400 (forward_propagate_into): Use get_def_for_use instead of use-def
13402 (fwprop_init): Call build_single_def_use_links and let it initialize
13404 (fwprop_done): Free use_def_ref.
13405 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13406 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13407 df_rd_simulate_one_insn): New.
13408 (df_rd_bb_local_compute_process_def): Update head comment.
13409 (df_chain_create_bb): Use the new RD simulation functions.
13410 * df.h (df_rd_simulate_artificial_defs_at_top,
13411 df_rd_simulate_one_insn): New.
13412 * opts.c (decode_options): Enable fwprop at -O1.
13413 * doc/invoke.texi (-fforward-propagate): Document this.
13415 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13418 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13419 and one complex operand specially.
13420 * tree-complex.c (some_nonzerop): Do not identify a real value as
13421 zero if flag_signed_zeros.
13423 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13425 PR rtl-optimization/33928
13426 * loop-invariant.c (record_use): Fix && vs. || mishap.
13428 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13430 PR rtl-optimization/33928
13431 * loop-invariant.c (struct use): Add addr_use_p.
13432 (struct def): Add n_addr_uses.
13433 (struct invariant): Add cheap_address.
13434 (create_new_invariant): Set cheap_address.
13435 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13436 (record_uses): Pass df_ref to record_use.
13437 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13440 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13442 * config/sh/sh.c: Do not include c-pragma.h.
13444 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13446 * config/spu/spu.c: Remove include of c-common.h.
13448 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13451 * c-common.h (mark_valid_location_for_stdc_pragma,
13452 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13453 clear_float_const_decimal64, float_const_decimal64_p): New.
13454 * c.opt (Wunsuffixed-float-constants): New.
13455 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13456 unsuffixed float constant, handle new warning.
13457 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13458 * c-decl.c (c_scope): New flag float_const_decimal64.
13459 (set_float_const_decimal64, clear_float_const_decimal64,
13460 float_const_decimal64_p): New.
13461 (push_scope): Set new flag.
13462 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13463 to use STDC pragmas.
13464 (c_parser_external_declaration): Ditto.
13465 (c_parser_compound_statement_nostart): Ditto.
13466 * c-pragma.c (valid_location_for_stdc_pragma,
13467 mark_valid_location_for_stdc_pragma,
13468 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13469 handle_pragma_float_const_decimal64): New.
13470 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13471 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13472 set_float_const_decimal64, clear_float_const_decimal64,
13473 float_const_decimal64_p): New dummy functions.
13474 * doc/extend.texi (Decimal Float): Remove statement that the
13475 pragma, and suffix for double constants, are not supported.
13476 * doc/invoke.texi (Warning Options): List new option.
13477 (-Wunsuffixed-float-constants): New.
13479 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13481 * config/i386/i386.c: Do not include c-common.h.
13483 2009-05-07 Mark Heffernan <meheff@google.com>
13485 * doc/invoke.texi (Debugging Options): Document change of debugging
13487 * opts.c (decode_options): Make dump_base_name relative to
13488 aux_base_name directory.
13490 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13492 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13493 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13495 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13497 * Makefile.in (install-plugin): Simplify a bit.
13499 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13501 * Makefile.in (OBJS-common): Add regcprop.o.
13503 * timevar.def (TV_CPROP_REGISTERS): New.
13504 * regrename.c (regrename_optimize): Return 0.
13505 (rest_of_handle_regrename): Delete.
13506 (pass_rename_registers): Point to regrename_optimize.
13507 (struct value_data_entry, struct value_data,
13508 kill_value_one_regno, kill_value_regno, kill_value,
13509 set_value_regno, init_value_data, kill_clobbered_value,
13510 kill_set_value, kill_autoinc_value, copy_value,
13511 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13512 replace_oldest_value_reg, replace_oldest_value_addr,
13513 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13514 debug_value_data, validate_value_data): Move...
13515 * regcprop.c: ... here.
13516 (rest_of_handle_cprop): Delete.
13517 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13519 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13521 PR middle-end/40057
13522 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13523 GEN_INT for 1 << bitnum.
13524 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13525 build_int_cst_type.
13527 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13529 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13530 Remove wrong description of "nand" operation.
13532 2009-05-06 Richard Guenther <rguenther@suse.de>
13533 Adam Nemet <anemet@caviumnetworks.com>
13535 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13536 comment. Add that if LHS is not a gimple register, then RHS1 has
13537 to be a single object (GIMPLE_SINGLE_RHS).
13539 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13541 * expr.c (get_def_for_expr): Move it up in the file.
13542 (store_field): When expanding a bit-field store, look at the
13543 defining gimple stmt for the masking conversion.
13545 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13547 PR middle-end/39986
13548 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13549 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13550 32-bit memcpy into long.
13552 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13554 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13555 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13557 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13558 instead of appending DW_OP_deref*.
13560 2009-05-06 Michael Matz <matz@suse.de>
13562 PR middle-end/40021
13563 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13564 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13566 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13568 * Makefile.in (install-plugin): Fix srcdir handling.
13570 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13572 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13573 when processing for not_regs_needed bitmap.
13574 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13575 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13576 handling it for rhs.
13578 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/i386.md (unnamed inc/dec peephole): Use
13581 optimize_insn_for_size_p instead of optimize_size.
13582 * config/i386/predicates.md (incdec_operand): Likewise.
13583 (aligned_operand): Likewise.
13584 * config/i386/sse.md (divv8sf3): Likewise.
13585 (sqrtv8sf2): Likewise.
13587 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13589 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13591 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13593 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13595 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13596 ssemodesuffixf2c with avxmodesuffixf2c.
13598 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13601 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13603 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13605 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13606 (struct tree_base): Adjust spacing for 8 bit boundaries.
13607 (struct tree_decl_common): Add decl_by_reference_flag bit.
13608 (DECL_BY_REFERENCE): Adjust.
13609 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13610 print DECL_BY_REFERENCE bit.
13611 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13612 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13613 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13614 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13617 PR middle-end/39666
13618 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13619 range of the type, but default label is missing, add it with one
13620 of the existing labels instead of adding a new label for it.
13622 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13626 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13628 * Makefile.in (enable_plugin, plugin_includedir): New.
13629 (install): Depend on install-plugin.
13630 (PLUGIN_HEADERS): New.
13631 (install-plugin): New.
13632 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13634 2009-05-05 Richard Guenther <rguenther@suse.de>
13636 PR tree-optimization/40022
13637 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13639 (phivn_valid_p): Fix tuplification error, simplify.
13640 (phiprop_insert_phi): Add dumps.
13641 (propagate_with_phi): Simplify.
13643 2009-05-05 Richard Guenther <rguenther@suse.de>
13645 PR middle-end/40023
13646 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13648 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13650 * tree.h (strip_float_extensions): Remove duplicate declaration.
13651 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13652 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13653 block_ultimate_origin): Rearrange the declarations line to match the
13654 comment that indicates the .c file which the functions are defined.
13655 (dwarf2out_*, set_decl_rtl): Add comment.
13656 (get_base_address): Adjust comment.
13657 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13658 declarations line and add comment.
13659 (is_builtin_name): Add blank after function name, for clarity.
13661 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13663 * attribs.c (decl_attributes): Use %qE for identifiers in
13665 * cgraphunit.c (verify_cgraph_node): Translate function names to
13666 locale character set in diagnostics.
13667 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13669 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13670 Document that functions are named in UTF-8.
13671 * expr.c (expand_expr_real_1): Translate function names to locale
13672 character set in diagnostics.
13673 * gimplify.c (omp_notice_variable, omp_is_private,
13674 gimplify_scan_omp_clauses): Use %qE for identifiers in
13676 * langhooks.c (lhd_print_error_function): Translate function names
13677 to locale character set.
13678 * langhooks.h (decl_printable_name): Document that return value is
13679 in internal character set.
13680 * stmt.c: Include pretty-print.h
13681 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13683 (resolve_operand_name_1): Translate named operand name to locale
13685 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13687 * toplev.c (announce_function): Translate function names to locale
13689 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13690 (default_tree_printer): Use pp_identifier or translate identifiers
13691 to locale character set. Mark "<anonymous>" for translation.
13692 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13693 for identifiers in diagnostics.
13694 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13696 * varasm.c (output_constructor): Use %qE for identifiers in
13699 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13701 * configure.ac: use ` ` instead of $()
13702 * configure: Regenerate.
13704 2009-05-05 Ben Elliston <bje@au.ibm.com>
13706 * config/pa/linux-atomic.c: Eliminate conditional include of
13707 errno.h on non-LP64 systems to simplify build requirements.
13709 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13711 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
13713 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
13714 and pass value to identifier_to_locale.
13715 (warn_variable_length_array): Make name a tree.
13716 (grokdeclarator): Separate diagnostic texts for named and unnamed
13717 declarators. Use %qE for named declarators.
13718 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
13720 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
13721 identifiers in diagnostics.
13722 * c-typeck.c (push_member_name, start_init): Pass identifiers to
13723 identifier_to_locale. Mark "anonymous" strings for translation.
13725 2009-05-04 Michael Eager <eager@eagercon.com>
13727 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
13728 address for DImode/DFmode only if double-precision FP regs.
13730 2009-05-04 Michael Eager <eager@eagercon.com>
13732 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
13733 TARGET_SINGLE_FLOAT check.
13735 2009-05-04 Michael Eager <eager@eagercon.com>
13737 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
13739 2009-05-04 Michael Eager <eager@eagercon.com>
13741 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
13742 * config/rs6000/t-xilinx: New
13744 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
13746 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
13747 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
13748 * gcc/explow.c (memory_address): Use target hook.
13749 * gcc/targhooks.c (default_legitimize_address): New.
13750 * gcc/targhooks.h (default_legitimize_address): New.
13751 * gcc/target.h (legitimize_address): New.
13752 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
13753 (TARGET_INITIALIZER): Include it.
13754 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
13756 * config/bfin/bfin-protos.h (legitimize_address): Remove.
13757 * config/bfin/bfin.c (legitimize_address): Remove.
13758 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
13759 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
13761 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
13762 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
13764 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
13765 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
13766 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
13767 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
13768 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
13769 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
13770 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
13771 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
13772 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
13773 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
13774 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
13775 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
13776 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
13777 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
13778 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
13779 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
13780 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
13781 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
13782 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
13783 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
13784 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
13785 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
13786 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
13788 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
13789 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
13790 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
13791 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
13792 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
13793 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
13794 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
13795 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
13796 (thumb_legitimize_address): Delete.
13797 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
13798 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
13799 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
13800 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
13801 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
13802 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
13804 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
13807 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
13808 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
13809 * config/m32r/m32r.c (m32r_legitimize_address): New.
13810 * config/m68k/m68k.c (m68k_legitimize_address): New.
13811 * config/score/score.c (score_legitimize_address): Standardize.
13812 * config/score/score3.c (score3_legitimize_address): Standardize.
13813 * config/score/score3.h (score3_legitimize_address): Adjust.
13814 * config/score/score7.c (score7_legitimize_address): Standardize.
13815 * config/score/score7.h (score7_legitimize_address): Adjust.
13816 * config/sh/sh.c (sh_legitimize_address): New.
13817 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
13819 * gcc/config/s390/s390.c (legitimize_address): Rename to...
13820 (s390_legitimize_address): ... this.
13821 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
13822 (sparc_legitimize_address): ... this.
13823 * gcc/config/i386/i386.c (legitimize_address): Rename to...
13824 (ix86_legitimize_address): ... this.
13825 * gcc/config/avr/avr.c (legitimize_address): Rename to...
13826 (avr_legitimize_address): ... this.
13827 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
13828 (mn10300_legitimize_address): ... this.
13829 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
13830 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
13831 (alpha_expand_mov): Adjust call.
13833 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
13834 * config/spu/spu.c (spu_legitimize_address): Likewise.
13835 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
13836 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
13838 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13840 * intl.c (locale_encoding, locale_utf8): New.
13841 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
13842 * intl.h (locale_encoding, locale_utf8): Declare.
13843 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
13844 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
13846 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
13848 (pp_tree_identifier): Define to call pp_base_tree_identifier.
13849 (pp_base_tree_identifier): Declare as function.
13850 (identifier_to_locale): Declare.
13851 * Makefile.in (pretty-print.o): Update dependencies.
13852 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
13854 2009-05-04 Richard Guenther <rguenther@suse.de>
13856 PR middle-end/40015
13857 * builtins.c (fold_builtin_memory_op): Do not decay to element
13858 type if the size matches the whole array.
13860 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13862 * expmed.c (synth_mult): When trying out a shift, pass the result
13865 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
13867 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
13868 (shiftsub1_cost): New.
13869 (init_expmed): Compute shiftsub1_cost.
13870 (synth_mult): Optimize multiplications by constants of the form
13871 -(2^^m-1) for some constant positive integer m.
13873 2009-05-03 Richard Guenther <rguenther@suse.de>
13876 * c-typeck.c (array_to_pointer_conversion): Do not built
13877 ADDR_EXPRs of arrays of pointer-to-element type.
13878 * c-gimplify.c (c_gimplify_expr): Revert change fixing
13879 up wrong ADDR_EXPRs after-the-fact.
13880 * c-common.c (strict_aliasing_warning): Strip pointer
13881 conversions for obtaining the original type.
13882 * builtins.c (fold_builtin_memset): Handle array types.
13883 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
13886 2009-05-03 Richard Guenther <rguenther@suse.de>
13888 PR middle-end/23329
13889 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
13890 Do not lose casts from array types with unknown extent to array
13891 types with known extent.
13892 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
13893 alias set compatibility.
13895 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
13897 * flags.h (extra_warnings): Delete.
13898 * toplev.c (process_options): Handle Wuninitialized here.
13899 * opts.c (extra_warnings): Delete.
13900 (set_Wextra): Delete.
13901 (common_handle_option): -Wextra can be handled automatically.
13902 * c-opts.c (c_common_handle_option): Delete obsolete code.
13903 (c_common_post_options): Simplify comment.
13904 * common.opt (W): Add Var.
13906 (Wuninitialized): Initialize to -1.
13908 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
13909 Richard Guenther <rguenther@suse.de>
13911 * expr.c (get_def_for_expr): New function.
13912 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
13913 SSA rather than trees.
13914 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
13915 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
13917 2009-05-03 Joseph Myers <joseph@codesourcery.com>
13919 * c-common.c (reswords): Add _Imaginary.
13920 * c-common.c (enum rid): Add RID_IMAGINARY.
13922 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
13924 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
13925 Patch by Richard Guenther.
13927 2009-05-03 Anatoly Sokolov <aesok@post.ru>
13929 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
13930 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13931 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
13932 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
13933 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
13934 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
13935 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
13936 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
13937 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
13938 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
13939 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
13940 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
13941 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
13942 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
13943 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
13944 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
13945 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
13946 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
13948 2009-05-02 Richard Guenther <rguenther@suse.de>
13950 PR tree-optimization/39940
13951 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
13954 2009-05-02 Richard Guenther <rguenther@suse.de>
13956 PR middle-end/40001
13957 * tree-ssa.c (execute_update_addresses_taken): Properly check
13958 if we can mark a variable DECL_GIMPLE_REG_P.
13959 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
13960 back to the end of the function.
13961 (is_gimple_reg_type): Remove complex type special casing.
13962 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
13965 2009-05-02 Ben Elliston <bje@au.ibm.com>
13967 * doc/collect2.texi (Collect2): Document search path behaviour
13968 when configured with --with-ld.
13970 2009-05-02 Jan Hubicka <jh@suse.cz>
13972 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
13973 parameter; update callers.
13974 (coalesce_cost_edge): EH edges are costier because they needs
13975 splitting even if not critical and even more costier when there are
13976 multiple EH predecestors.
13978 2009-05-02 Jan Hubicka <jh@suse.cz>
13980 * except.c (remove_eh_handler_and_replace): Handle updating after
13981 removing TRY blocks.
13983 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
13985 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
13987 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
13989 * varasm.c: Do not include c-pragma.h.
13990 * attribs.c: Do not incude c-common.h.
13992 2009-05-01 Michael Matz <matz@suse.de>
13994 * calls.c (initialize_argument_information): Handle SSA names like
13995 decls with a non MEM_P DECL_RTL.
13997 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
13999 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14000 * ipa-utils.c: Likewise.
14001 * ipa-type-escape.c: Likewise.
14002 * cgraphunit.c Do not include c-common.h.
14003 * ipa-pure-const.c: Likewise.
14004 * tree-if-conv.c: Likewise.
14005 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14006 * ipa-struct-reorg.c: Likewise.
14007 * tree-nomudflap.c: Likewise.
14008 * tree-ssa-structalias.c: Likewise.
14010 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14012 * store-motion.c: Many cleanups to make this pass a first-class
14013 citizen instead of an appendix to gcse load motion. Add TODO list
14014 to make this pass faster/cleaner/better.
14016 (struct ls_expr): Post gcse.c-split cleanups.
14017 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14018 "stores" field to "avail_stores".
14019 (pre_ldst_mems): Rename to store_motion_mems.
14020 (pre_ldst_table): Rename to store_motion_mems_table.
14021 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14022 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14023 (ldst_entry): Rename to st_expr_entry, update users.
14024 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14025 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14026 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14028 (first_ls_expr): Rename to first_st_expr, update users.
14029 (next_ls_expr): Rename to next_st_expr, update users.
14030 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14031 fields properly for store motion instead of names inherited from load
14033 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14034 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14037 (ae_kill): Rename to st_kill, update users.
14038 (ae_gen): Rename to st_avloc, update users.
14039 (transp): Rename to st_transp, update users.
14040 (pre_insert_map): Rename to st_insert_map, update users.
14041 (pre_delete_map): Rename to st_delete_map, update users.
14042 (insert_store, build_store_vectors, free_store_memory,
14043 one_store_motion_pass): Update for abovementioned changes.
14045 (gcse_subst_count, gcse_create_count): Remove.
14046 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14047 and "n_stores_created", local variables.
14049 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14052 (regvec, compute_store_table_current_insn): Remove.
14053 (reg_set_info, reg_clear_last_set): Remove.
14054 (compute_store_table): Use DF caches instead of local dataflow
14057 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14059 * c-objc-common.c (c_tree_printer): Print identifiers with
14060 pp_identifier, not pp_string. Mark "({anonymous})" for
14062 * c-pretty-print.c (pp_c_ws_string): New.
14063 (pp_c_cv_qualifier, pp_c_type_specifier,
14064 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14065 pp_c_storage_class_specifier, pp_c_function_specifier,
14066 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14067 pp_c_primary_expression, pp_c_postfix_expression,
14068 pp_c_unary_expression, pp_c_shift_expression,
14069 pp_c_relational_expression, pp_c_equality_expression,
14070 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14071 use pp_string and pp_c_ws_string in place of pp_identifier and
14072 pp_c_identifier for non-identifiers. Mark English strings for
14074 * c-pretty-print.h (pp_c_ws_string): Declare.
14076 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14077 Roland McGrath <roland@redhat.com>
14079 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14080 (ENABLE_LD_BUILDID): New configuration option.
14081 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14082 (LINK_BUILDID_SPEC): New macro.
14083 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14085 * doc/install.texi: Document --enable-linker-build-id option.
14086 * configure: Rebuild.
14087 * config.in: Rebuild.
14089 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14091 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14092 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14093 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14094 MIPS_GP_SAVE_AREA_SIZE.
14095 * config/mips/mips.c (struct mips_frame_info): Update comment
14096 before arg_pointer_offset and hard_frame_pointer_offset.
14097 (mips_compute_frame_info): Update diagram before function: to
14098 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14099 indicate the position of frame_pointer_rtx with -fstack-protector and
14100 to show args_size. Don't allocate cprestore area for leaf functions
14101 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14103 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14105 2009-04-30 Michael Matz <matz@suse.de>
14107 PR tree-optimization/39955
14108 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14110 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14112 * ira.c (setup_cover_and_important_classes): Use safe macro
14113 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14115 * genpreds.c (write_tm_preds_h): Output suitable definition of
14116 REG_CLASS_FOR_CONSTRAINT.
14118 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14120 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14122 * bitmap.c (bitmap_descriptor): Likewise.
14123 * ggc-common.c (loc_descriptor): Likewise.
14124 * varray.c (varray_descriptor): Likewise.
14125 * vec.c (vec_descriptor): Likewise.
14127 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14129 * Makefile.in (dce.o): Add $(EXCEPT_H).
14130 * dce.c: Include except.h and delete redundant vector definitions.
14131 (deletable_insn_p): Return false for non-call insns that can throw
14134 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14136 * gcse.c (ae_gen): Remove.
14137 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14138 and make non-static function to make it available in store-motion.c.
14139 Update call sites with search-and-replace.
14140 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14141 extract_mentioned_regs, extract_mentioned_regs_helper,
14142 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14143 store_killed_in_insn, store_killed_after, store_killed_before,
14144 build_store_vectors, insert_insn_start_basic_block, insert-store,
14145 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14146 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14147 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14148 * store-motion.c: ...new file. Also copy data structures from gcse.c
14149 and clean up to remove parts not used by store motion.
14150 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14151 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14153 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14156 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14157 when optimizing for size.
14159 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14161 * gcse.c (gcse_constant_p): Fix typo in last change.
14163 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14165 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14167 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14169 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14171 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14173 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14174 CONST_HIGH_PART result.
14176 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14178 * config/avr/avr.c (initial_elimination_offset): Rename to
14179 avr_initial_elimination_offset.
14180 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14181 change return type to bool.
14182 (avr_can_eliminate): New function.
14183 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14184 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14185 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14186 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14187 avr_initial_elimination_offset.
14188 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14189 (avr_initial_elimination_offset): Define.
14191 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14192 Steven Bosscher <steven@gcc.gnu.org>
14194 PR rtl-optimization/39938
14195 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14196 * cfgrtl.c: Include insn-attr.h.
14197 (rest_of_pass_free_cfg): New function.
14198 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14199 * resource.c (init_resource_info): Remove call to df_analyze.
14201 2009-04-29 Richard Guenther <rguenther@suse.de>
14204 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14205 allow conversion to signed integers.
14207 2009-04-29 Richard Guenther <rguenther@suse.de>
14209 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14210 shifts of floating point vectors if the shift amount is
14211 a constant multiple of the element size.
14213 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14214 Michael Matz <matz@suse.de>
14216 PR middle-end/39927
14218 * tree-outof-ssa.c (emit_partition_copy): New function.
14219 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14220 insert_part_to_rtx_on_edge): Perform the partition base var
14221 copy using emit_partition_copy.
14222 (insert_value_copy_on_edge): Convert constants to the right mode.
14223 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14224 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14226 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14228 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14229 scan backwards to try to find a constant to initialize it.
14231 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14232 insn before the loop_end instruction, don't look past labels.
14234 2009-04-29 Richard Guenther <rguenther@suse.de>
14236 PR middle-end/39937
14237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14238 loose type conversions.
14239 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14240 stmts only if there are no uses of its definition.
14242 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14244 * config/bfin/bfin.h (splitting_loops): Declare.
14245 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14246 Reorder bit definitions to be ascending.
14247 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14248 * config/bfin/bfin.c (splitting_loops): New variable.
14249 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14250 (struct loop_info): Remove members INIT and LOOP_INIT.
14251 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14252 the LSETUP sequence. Allow LC to be loaded from any register, but
14253 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14254 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14256 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14257 of reload_completed.
14260 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14262 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14264 * Makefile.in (PLUGIN_VERSION_H): New.
14265 (OBJS-common): Remove plugin-version.o.
14266 (plugin.o): Depend on (PLUGIN_VERSION_H).
14267 (plugin-version.o): Remove.
14268 * configure: Regenerate
14269 * configure.ac: Create plugin-version.h.
14270 * gcc-plugin.h (plugin_gcc_version): Remove.
14271 (plugin_default_version_check): Change signature.
14272 * plugin-version.c: Remove.
14273 * plugin.c: Include plugin-version.h.
14274 (str_plugin_gcc_version_name): Remove.
14275 (try_init_one_plugin): Pass gcc version to plugin_init.
14276 (plugin_default_version_check): Both gcc and plugin versions are now
14279 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14281 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14282 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14283 Remove special case testing for last insn of inner loops. Don't fail
14284 if the loop ends with a jump, emit an extra nop instead.
14286 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14287 DREGS rather than comparing directly. Remove code that tries to
14288 account for latencies.
14290 2009-04-29 Richard Guenther <rguenther@suse.de>
14292 PR tree-optimization/39941
14293 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14294 eliminating an indirect call.
14296 2009-04-29 Richard Guenther <rguenther@suse.de>
14298 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14299 parameter. Allow invariants as base if !require_lvalue.
14300 (verify_gimple_assign_single): Adjust.
14302 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14304 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14305 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14306 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14307 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14308 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14310 * config/bfin/bfin.c (bfin_expand_builtin,
14311 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14313 2009-04-28 Richard Guenther <rguenther@suse.de>
14315 * tree-vect-loop.c (get_initial_def_for_induction): Use
14316 correct types for pointer increment.
14318 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14320 * toplev.c (print_version): Update GMP version string calculation.
14322 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14324 PR rtl-optimization/39938
14325 * resource.c (init_resource_info): Add call to df_analyze.
14327 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14329 * config/alpha/alpha.md (usegp): Cast the result of
14330 alpha_find_lo_sum_using_gp to enum attr_usegp.
14331 * config/alpha/alpha.c (override_options): Remove end-of-structure
14332 marker element from cpu_table. Use array size of cpu_table to handle
14333 -mcpu and -mtune options.
14334 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14336 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14338 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14339 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14340 tune_32 and tune_64.
14341 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14342 support on PowerPC.
14343 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14344 * config/rs6000/option-defaults.h: ... here. New file.
14345 (OPT_64, OPT_32): Define.
14346 (MASK_64BIT): Define to 0 if not already defined.
14347 (OPT_ARCH64, OPT_ARCH32): Define.
14348 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14351 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14353 * config/arm/arm.c (arm_override_options): Emit error on using
14356 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14358 PR rtl-optimization/39914
14359 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14360 registers for allocnos created from user-defined variables only
14361 when not optimizing.
14363 2009-04-28 Richard Guenther <rguenther@suse.de>
14365 PR middle-end/39937
14366 * fold-const.c (fold_binary): Use distribute_real_division only
14369 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14371 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14372 add hpux-stdint.h to tm_file.
14373 (hppa[12]*-*-hpux11*): Ditto.
14374 (ia64*-*-hpux*): Ditto.
14375 * config/hpux-stdint.h: New.
14376 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14377 __STDC_EXT__ for all compiles.
14378 * config/pa/pa-hpux.h: Ditto.
14379 * config/pa/pa-hpux10.h: Ditto.
14380 * config/pa/pa-hpux11.h: Ditto.
14382 2009-04-28 Catherine Moore <clm@codesourcery.com>
14384 * debug.h (set_name): Add comment.
14386 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14389 * config/darwin.c (machopic_gen_offset): Check
14390 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14391 * config/arm/arm.c (require_pic_register): Likewise.
14393 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14395 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14396 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14397 m32c_promote_prototypes): Delete.
14399 2009-04-28 Michael Matz <matz@suse.de>
14401 PR middle-end/39922
14402 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14405 2009-04-28 Richard Guenther <rguenther@suse.de>
14407 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14409 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14411 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14412 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14413 * config/arm/arm-tune.md: Regenerate.
14415 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14417 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14418 block if there are complex incoming edges.
14419 (sel_merge_blocks): Remove useless assert.
14420 (sel_redirect_edge_and_branch): Check that edge was redirected.
14421 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14422 (sel_find_rgns): Delete declaration.
14423 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14424 the region when it is not a preheader.
14426 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14429 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14431 2009-04-28 Richard Guenther <rguenther@suse.de>
14433 * tree.h (SSA_NAME_VALUE): Remove.
14434 (struct tree_ssa_name): Remove value_handle member.
14435 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14436 array for jump threading.
14437 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14439 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14440 * tree-flow.h (threadedge_initialize_values): Declare.
14441 (threadedge_finalize_values): Likewise.
14442 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14443 (SSA_NAME_VALUE): Define.
14444 (threadedge_initialize_values): New function.
14445 (threadedge_finalize_values): Likewise.
14446 * tree-ssa-dom.c (ssa_name_values): New global variable.
14447 (SSA_NAME_VALUE): Define.
14448 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14450 2009-04-28 Ira Rosen <irar@il.ibm.com>
14452 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14453 Use REPORT_VECTORIZED_LOCATIONS instead
14454 REPORT_VECTORIZED_LOOPS.
14455 * tree-vectorizer.c (vect_verbosity_level): Make static.
14456 (vect_loop_location): Rename to vect_location.
14457 (vect_set_verbosity_level): Update comment.
14458 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14460 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14461 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14462 instead REPORT_UNVECTORIZED_LOOPS.
14463 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14464 and vect_loop_def to vect_external_def and vect_internal_def.
14465 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14466 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14467 REPORT_UNVECTORIZED_LOCATIONS.
14468 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14469 and vect_used_in_loop and to vect_unused_in_scope and
14470 vect_used_in_scope.
14471 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14472 (vect_verbosity_level): Remove declaration.
14473 (vect_analyze_operations): Likewise.
14474 (vect_analyze_stmt): Declare.
14475 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14476 REPORT_UNVECTORIZED_LOCATIONS.
14477 (vect_get_loop_niters): Fix indentation.
14478 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14479 (vect_analyze_loop_operations): New function.
14480 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14481 vect_analyze_operations.
14482 (vect_is_simple_reduction): Use new names.
14483 (vectorizable_live_operation, vect_transform_loop): Likewise.
14484 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14485 to specify whether the data references can be a part of interleaving
14487 (vect_analyze_data_ref_dependence): Use new names.
14488 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14489 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14490 * tree-vect-patterns.c (widened_name_p): Use new names.
14491 (vect_recog_dot_prod_pattern): Likewise.
14492 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14493 (process_use, vect_mark_stmts_to_be_vectorized,
14494 vect_model_simple_cost, vect_model_store_cost,
14495 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14496 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14497 vectorizable_operation, vectorizable_type_demotion,
14498 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14499 vectorizable_condition): Likewise.
14500 (vect_analyze_operations): Split into vect_analyze_loop_operations
14502 (vect_analyze_stmt): ... new function.
14503 (new_stmt_vec_info): Use new names.
14504 (vect_is_simple_use): Use new names and fix comment.
14505 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14506 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14508 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14512 and integer modes for x87 operands. Do not ICE for unsupported size,
14513 generate error instead. Generate error for unsupported operand types.
14514 ['z']: Do not handle HImode memory operands specially. Warning
14515 for floating-point operands. Fallthru to 'Z' for unsupported operand
14516 types. Do not ICE for unsupported size, generate error instead.
14517 (output_387_binary_op): Use %Z to output operands.
14518 (output_fp_compare): Ditto.
14519 (output_387_reg_move): Ditto.
14521 2009-04-28 Ben Elliston <bje@au.ibm.com>
14526 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14528 * builtins.c (c_strlen): Do not warn here.
14529 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14530 * c-common.c (pointer_int_sum): Take an explicit location.
14531 Warn about offsets out of bounds.
14532 * c-common.h (pointer_int_sum): Adjust declaration.
14534 2009-04-27 Ian Lance Taylor <iant@google.com>
14536 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14538 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14539 * df-core.c (df_set_flags): Change return type to int. Change
14540 type of old_flags to int.
14541 (df_clear_flags): Likewise.
14542 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14543 (df_get_conditional_uses): Likewise.
14544 * df.h (df_set_flags, df_clear_flags): Update declarations.
14545 * dwarf2out.c (struct indirect_string_node): Change type of form
14546 field to enum dwarf_form.
14547 (AT_string_form): Change return type to enum dwarf_form.
14548 * fixed-value.c (fixed_compare): Add cast to enum type.
14549 * fwprop.c (update_df): Change 0 to VOIDmode.
14550 * gensupport.c: Change 0 to UNKNOWN.
14551 * gimple.h (gimple_cond_code): Add cast to enum type.
14552 * haifa-sched.c (reemit_notes): Add cast to enum type.
14553 * hooks.c (hook_int_void_no_regs): Remove function.
14554 * hooks.h (hook_int_void_no_regs): Remove declaration.
14555 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14556 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14557 * real.c (real_arithmetic): Add cast to enum type.
14558 (real_compare): Likewise.
14559 * target.h (struct gcc_target): Change return type of
14560 branch_target_register_class to enum reg_class.
14561 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14562 default_branch_target_register_class.
14563 * targhooks.c (default_branch_target_register_class): New function.
14564 * targhooks.h (default_branch_target_register_class): Declare.
14565 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14566 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14568 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14570 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14571 vect_uninitialized_def. Change 0 to ERROR_MARK.
14572 * tree-vect-stmts.c (supportable_widening_operation): Don't
14573 initialize icode1 and icode2.
14574 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14575 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14577 (cmn_err_flag_specs): Change 0 to STD_C89.
14578 (cmn_err_char_table): Likewise.
14579 * config/arm/arm.c (get_arm_condition_code): Change type of code
14580 to enum arm_cond_code.
14581 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14582 (IWMMXT_BUILTIN2): Likewise.
14583 (neon_builtin_type_bits): Don't define typedef.
14584 (neon_builtin_datum): Change type of bits field to int.
14585 (arm_expand_neon_args): Add cast to enum type.
14586 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14588 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14589 casts to enum type.
14590 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14592 * config/mips/mips.md (jal_macro): Return enum constant.
14593 (single_insn): Likewise.
14594 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14597 casts to enum type.
14598 * config/s390/s390.c (s390_tune_flags): Change type to int.
14599 (s390_arch_flags): Likewise.
14600 (s390_handle_arch_option): Change flags field of struct pta to int.
14601 * config/s390/s390.h (s390_tune_flags): Update declaration.
14602 (s390_arch_flags): Likewise.
14603 * config/sh/sh.c (prepare_move_operands): Compare
14604 tls_symbolic_operand result with enum constant.
14605 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14606 (sh_expand_prologue): Add cast to enum type.
14607 (sh_expand_epilogue): Likewise.
14608 (tls_symbolic_operand): Change return type to enum tls_model.
14609 (fpscr_set_from_mem): Add cast to enum type.
14610 (legitimize_pic_address): Compare tls_symbolic_operand result with
14612 (sh_target_reg_class): Change return type to enum reg_class.
14613 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14615 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14616 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14617 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14618 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14619 (delayed_branch, tls_call_delay): Likewise.
14620 (eligible_for_sibcall_delay): Likewise.
14621 (eligible_for_return_delay): Likewise.
14622 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14623 (spu_expand_builtin_1): Likewise.
14625 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14626 for all types of conversions.
14627 (output_init_element): Issue -Wc++-compat warning if needed when
14628 initializing a bitfield with enum type.
14629 * c-parser.c (c_parser_expression): Set original_type to
14630 original_type of right hand operand of comma operator.
14632 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14634 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14636 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14637 * doc/cpp.texi (Standard Predefined Macros)
14638 (Implementation-defined behavior): Likewise.
14639 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14640 * doc/gimple.texi (GIMPLE Exception Handling)
14641 (@code{GIMPLE_ASSIGN}): Likewise.
14642 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14643 * doc/invoke.texi (Warning Options, Optimize Options)
14644 (AVR Options, Darwin Options): Likewise.
14645 (Optimize Options): Reformulate -fwhole-program description.
14646 * doc/loop.texi (Lambda): Likewise.
14647 * doc/md.texi (Output Template, Define Constraints)
14648 (Standard Names, Insn Splitting): Likewise.
14649 * doc/options.texi (Option properties): Likewise.
14650 * doc/passes.texi (Tree-SSA passes): Likewise.
14651 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14652 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14653 (File Names and DBX): Likewise.
14654 * doc/trouble.texi (Incompatibilities): Likewise.
14656 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14658 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14659 instruction is correct.
14661 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14663 Allow non-constant arguments to conversion intrinsics.
14664 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14665 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14666 * spu.c (print_operand): Handle 'v' and 'w'.
14667 (exp2_immediate_p, spu_gen_exp2): Define.
14668 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14669 spu_convtf_1): Update parameter descriptions.
14670 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14671 * constraints.md ('v', 'w'): New.
14672 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14674 (i2f, I2F): New define_mode_attr.
14675 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14676 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14677 fixuns_truncv4sfv4si2): Update to use mode attribute.
14678 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14679 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14680 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14681 patterns for combine.
14683 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14685 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14686 (cprop, hoist, pre, store_motion): New debug counters.
14687 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14688 is not an RTL pass anymore.
14689 (pass_profiling): Remove extern decl for pass removed in 2005.
14690 (pass_gcse, pass_jump_bypass): Remove.
14691 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14692 to 0 for clean state.
14693 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14694 * cse.c (gate_handle_cse_after_global_opts,
14695 rest_of_handle_cse_after_global_opts): New functions.
14696 (pass_cse_after_global_opts): New pass, does local CSE.
14697 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14698 (TV_CPROP): New timevar.
14699 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14700 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14701 (gcse_main, recompute_all_luids): Remove.
14702 (compute_hash_table_work): Call max_reg_num instead of reading
14704 (cprop_jump): Don't set run_jump_opt_after_gcse.
14705 (constprop_register): Always allow to alter jumps.
14706 (cprop_insn): Likewise.
14707 (do_local_cprop): Likewise.
14708 (local_cprop_pass): Likewise. Return non-zero if something changed.
14709 (cprop): Remove function, fold interesting bits into one_cprop_pass.
14710 (find_implicit_sets): Add note about missed optimization opportunity.
14711 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
14712 pass_rtl_cprop execute function.
14713 Don't bother tracking the pass number, each pass gets its own dumpfile
14715 Always allow to alter jumpsand bypass jumps.
14716 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
14717 will just find no suitable set.
14718 (pre_edge_insert): Fix dumping, this function is for PRE only.
14719 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
14720 pass_rtl_pre execute function.
14721 (hoist_code): Return non-zero if something changed. Keep track of
14722 substitutions and insertions for statistics gathering similar to PRE.
14723 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
14724 called from the pass_rtl_hoist execute function. Show pass statistics.
14725 (compute_store_table): Use max_reg_num directly instead of using the
14726 formerly global max_gcse_regno.
14727 (build_store_vectors): Likewise.
14728 (replace_store_insn): Fix dumping.
14729 (store_motion): Rename to ...
14730 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
14731 pass, called from the pass_rtl_store_motion execute function. Keep
14732 track of substitutions and insertions for statistics gathering similar
14734 (bypass_jumps): Remove, fold interesting bits into ...
14735 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
14736 from the pass_rtl_cprop execute function.
14737 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
14738 pass_jump_bypass): Remove.
14739 (gate_handle_gcse, rest_of_handle_gcse): Remove.
14740 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
14741 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
14742 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
14743 (gate_rtl_store_motion, execute_rtl_store_motion,
14744 pass_rtl_store_motion): New.
14745 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
14746 make it clear that -fcse-skip-blocks is a no-op for backward compat.
14747 * passes.c (init_optimization_passes): Remove pass_gcse and
14748 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
14749 and cse_after_global_opts in place of pass_gcse. Schedule cprop
14750 instead of pass_jump_bypass.
14752 2009-04-27 Richard Guenther <rguenther@suse.de>
14754 PR middle-end/39928
14755 * gimplify.c (gimplify_expr): If we are required to create
14756 a temporary make sure it ends up as register.
14758 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/i386/i386.c (construct_container): Don't call
14762 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
14763 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
14765 2009-04-27 Michael Matz <matz@suse.de>
14767 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
14768 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
14769 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
14770 (dump_replaceable_exprs): Take a bitmap.
14771 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
14773 (expand_gimple_basic_block): Likewise.
14774 * tree-ssa-ter.c (struct temp_expr_table_d): Make
14775 replaceable_expressions member a bitmap.
14776 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
14777 (mark_replaceable): Likewise.
14778 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
14779 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
14781 2009-04-27 Richard Guenther <rguenther@suse.de>
14783 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
14784 (verify_stmts): Dispatch to gimple/type verification code.
14785 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
14786 issue with call argument types.
14788 2009-04-27 Michael Matz <matz@suse.de>
14790 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
14791 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
14794 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
14795 Eric Botcazou <ebotcazou@adacore.com>
14797 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
14798 a label's basic block.
14799 (mark_target_live_regs): Tidy and rework obsolete comments.
14800 Change back DF problem to LIVE. If a label starts a basic block,
14801 assume that all registers that used to be live then still are.
14802 (init_resource_info): If a label starts a basic block, set its
14803 BLOCK_FOR_INSN accordingly.
14804 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
14806 2009-04-27 Richard Guenther <rguenther@suse.de>
14808 * tree-flow-inline.h (function_ann): Remove.
14809 (get_function_ann): Likewise.
14810 * tree-dfa.c (create_function_ann): Remove.
14811 * tree-flow.h (struct static_var_ann_d): Remove.
14812 (struct function_ann_d): Likewise.
14813 (union tree_ann_d): Remove fdecl member.
14814 (function_ann_t): Remove.
14815 (function_ann, get_function_ann, create_function_ann): Remove
14818 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
14820 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
14822 2009-04-27 Jan Hubicka <jh@suse.cz>
14824 * ipa-pure-const.c (struct funct_state_d): New fields
14825 state_previously_known, looping_previously_known; remove
14826 state_set_in_source.
14827 (analyze_function): Use new fields.
14828 (propagate): Avoid assumption that state_set_in_source imply
14831 * tree-ssa-loop-niter.c (finite_loop_p): New function.
14832 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
14833 * cfgloop.h (finite_loop_p): Declare.
14835 2009-04-26 Michael Matz <matz@suse.de>
14837 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
14839 2009-04-26 Michael Matz <matz@suse.de>
14841 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
14842 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
14843 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
14844 pass_mark_used_blocks): Remove.
14845 * tree-optimize.c (pass_free_datastructures,
14846 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
14847 * passes.c (init_optimization_passes): Don't call
14848 pass_mark_used_blocks, remove dead code.
14850 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
14852 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
14853 * tree-ssa-live.h (register_ssa_partition): Likewise.
14855 2009-04-26 Michael Matz <matz@suse.de>
14858 * builtins.c (fold_builtin_next_arg): Handle SSA names.
14859 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
14860 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
14862 (compare_pairs): Swap cost comparison.
14863 (coalesce_ssa_name): Don't use change_partition_var.
14864 * tree-nrv.c (struct nrv_data): Add modified member.
14865 (finalize_nrv_r): Set it.
14866 (tree_nrv): Use it to update statements.
14867 (pass_nrv): Require PROP_ssa.
14868 * tree-mudflap.c (mf_decl_cache_locals,
14869 mf_build_check_statement_for): Use make_rename_temp.
14870 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
14871 * alias.c (find_base_decl): Handle SSA names.
14872 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
14873 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
14874 * rtl.h (set_reg_attrs_for_parm): Declare.
14875 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
14876 to "optimized", remove unused locals at finish.
14877 (execute_free_datastructures): Make global, call
14878 delete_tree_cfg_annotations.
14879 (execute_free_cfg_annotations): Don't call
14880 delete_tree_cfg_annotations.
14882 * ssaexpand.h: New file.
14883 * expr.c (toplevel): Include ssaexpand.h.
14884 (expand_assignment): Handle SSA names the same as register variables.
14885 (expand_expr_real_1): Expand SSA names.
14886 * cfgexpand.c (toplevel): Include ssaexpand.h.
14887 (SA): New global variable.
14888 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
14889 (SSAVAR): New macro.
14890 (set_rtl): New helper function.
14891 (add_stack_var): Deal with SSA names, use set_rtl.
14892 (expand_one_stack_var_at): Likewise.
14893 (expand_one_stack_var): Deal with SSA names.
14894 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
14895 before unique numbers.
14896 (expand_stack_vars): Use set_rtl.
14897 (expand_one_var): Accept SSA names, add asserts for them, feed them
14898 to above subroutines.
14899 (expand_used_vars): Expand all partitions (without default defs),
14900 then only the local decls (ignoring those expanded already).
14901 (expand_gimple_cond): Remove edges when jumpif() expands an
14902 unconditional jump.
14903 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
14904 or remove abnormal edges. Ignore insns setting the LHS of a TERed
14906 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
14907 members of SA; deal with PARM_DECL partitions here; expand
14908 all PHI nodes, free tree datastructures and SA. Commit instructions
14909 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
14910 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
14911 info and statements at start, collect garbage at finish.
14912 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
14913 (VAR_ANN_PARTITION) Remove.
14914 (change_partition_var): Don't declare.
14915 (partition_to_var): Always return SSA names.
14916 (var_to_partition): Only accept SSA names.
14917 (register_ssa_partition): Only check argument.
14918 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
14920 (delete_var_map): Don't free it.
14921 (var_union): Only accept SSA names, simplify.
14922 (partition_view_init): Mark only useful SSA names as used.
14923 (partition_view_fini): Only deal with SSA names.
14924 (change_partition_var): Remove.
14925 (dump_var_map): Use ssa_name instead of partition_to_var member.
14926 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
14928 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
14929 (struct _elim_graph): New member const_dests; nodes member vector of
14931 (set_location_for_edge): New static helper.
14932 (create_temp): Remove.
14933 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
14934 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
14935 (new_elim_graph): Allocate const_dests member.
14936 (clean_elim_graph): Truncate const_dests member.
14937 (delete_elim_graph): Free const_dests member.
14938 (elim_graph_size): Adapt to new type of nodes member.
14939 (elim_graph_add_node): Likewise.
14940 (eliminate_name): Likewise.
14941 (eliminate_build): Don't take basic block argument, deal only with
14942 partition numbers, not variables.
14943 (get_temp_reg): New static helper.
14944 (elim_create): Use it, deal with RTL temporaries instead of trees.
14945 (eliminate_phi): Adjust all calls to new signature.
14946 (assign_vars, replace_use_variable, replace_def_variable): Remove.
14947 (rewrite_trees): Only do checking.
14948 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
14949 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
14950 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
14951 contains_tree_r, MAX_STMTS_IN_LATCH,
14952 process_single_block_loop_latch, analyze_edges_for_bb,
14953 perform_edge_inserts): Remove.
14954 (expand_phi_nodes): New global function.
14955 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
14956 functions, initialize new parameter, remember partitions having a
14958 (finish_out_of_ssa): New global function.
14959 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
14960 don't reset in_ssa_p here, don't disable TER when mudflap.
14961 (pass_del_ssa): Remove.
14962 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
14964 (execute_free_datastructures): Declare.
14965 * Makefile.in (SSAEXPAND_H): New variable.
14966 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
14967 * basic-block.h (commit_one_edge_insertion): Declare.
14968 * passes.c (init_optimization_passes): Move pass_nrv and
14969 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
14970 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
14971 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
14972 (redirect_branch_edge): Deal with super block when expanding, split
14973 out jump patching itself into ...
14974 (patch_jump_insn): ... here, new static helper.
14976 2009-04-26 Michael Matz <matz@suse.de>
14978 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
14979 beyond num_ssa_names.
14980 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
14981 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
14983 2009-04-26 Jakub Jelinek <jakub@redhat.com>
14985 PR inline-asm/39543
14986 * fwprop.c (forward_propagate_asm): New function.
14987 (forward_propagate_and_simplify): Propagate also into __asm, if it
14988 doesn't increase the number of referenced registers.
14991 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
14993 2009-04-26 Jakub Jelinek <jakub@redhat.com>
14995 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
14996 note_nonlocal_vla_type for nonlocal VLAs.
14997 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
14998 contains_remapped_vars, remap_vla_decls): New functions.
14999 (convert_nonlocal_reference_stmt): If not optimizing, call
15000 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15001 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15002 if it wasn't found in var_map.
15003 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15004 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15005 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15007 * gimplify.c (nonlocal_vlas): New variable.
15008 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15010 (gimplify_body): Create and destroy nonlocal_vlas.
15012 * dwarf2out.c (loc_descr_plus_const): New function.
15013 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15014 mem_loc_descriptor, loc_descriptor_from_tree_1,
15015 descr_info_loc, gen_variable_die): Use it.
15017 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15018 !TREE_STATIC VAR_DECLs.
15019 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15020 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15021 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15022 DECL_BY_REFERENCE is valid.
15023 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15024 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15025 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15026 Copy DECL_BY_REFERENCE.
15027 (struct nesting_copy_body_data): New type.
15028 (nesting_copy_decl): New function.
15029 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15030 if they have variable length.
15032 2009-04-26 Michael Matz <matz@suse.de>
15034 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15035 mark new temporaries for renaming.
15037 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15040 * c-decl.c (global_bindings_p): Return negative value.
15041 (c_variable_size): New. Based on variable_size from
15043 (grokdeclarator): Call c_variable_size not variable_size.
15045 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15049 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15051 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15052 Redefine it to just use mingw/include.
15053 (ASM_SPEC): Rules for -m32 and -m64.
15054 (LINK_SPEC): Use Likewise.
15055 (SPEC_32): New define.
15056 (SPEC_64): Likewise.
15057 (SUB_LINK_SPEC): Likewise.
15058 (MULTILIB_DEFAULTS): New define.
15059 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15060 Add multilib options.
15061 (MULTILIB_DIRNAMES): Likewise.
15062 (MULTILIB_OSDIRNAMES): Likewise.
15063 (LIBGCC): Likewise.
15064 (INSTALL_LIBGCC): Likewise.
15066 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15069 * c-tree.h (enum c_inline_static_type): New.
15070 (record_inline_static): Declare.
15071 * c-decl.c (struct c_inline_static, c_inline_statics,
15072 record_inline_static, check_inline_statics): New.
15073 (pop_file_scope): Call check_inline_statics.
15074 (start_decl): Call record_inline_static instead of pedwarning
15075 directly for static in inline function.
15076 * c-typeck.c (build_external_ref): Call record_inline_static
15077 instead of pedwarning directly for static referenced in inline
15080 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15082 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15083 not new but only being rescanned.
15084 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15085 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15086 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15087 record_set_info, compute_set, grealloc): Remove.
15088 (recompute_all_luids): New function.
15089 (gcse_main): Don't compute sets, and don't do related memory
15090 allocations/free-ing. If something changed before the end of the
15091 pass, update LUIDs using recompute_all_luids.
15092 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15093 (free_gcse_mem): Don't free it either.
15094 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15095 Use the df insn LUIDs.
15096 (load_killed_in_block): Likewise.
15097 (compute_hash_table_work): Don't compute reg_set_in_block.
15098 (compute_transp): Use DF_REG_DEF_CHAINs.
15099 (local_cprop_pass): Don't use compute_sets and related functions.
15100 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15101 Use get_max_uid() instead of max_cuid.
15102 (insert_insn_end_basic_block, pre_insert_copy_insn,
15103 update_ld_motion_stores): Don't try to
15104 keep reg_set tables up to date.
15105 (pre_insert_copies): Use df insn LUIDs.
15106 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15107 (reg_set_info): Don't use extra bitmap argument.
15108 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15109 information to compute regs_set_in_block.
15110 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15111 (bypass_jumps): Don't use compute_sets and friends.
15113 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15116 * opts.c (undocumented_msg): Do not leave blank even with
15119 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15121 * c-decl.c (build_enumerator): Allow values folding to integer
15122 constants but not integer constant expressions with a pedwarn if
15125 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15128 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15129 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15130 type is an integer constant.
15132 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15135 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15138 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15141 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15142 with variably modified return type and no storage class
15143 specifiers, except for the case of nested functions. Distinguish
15144 extern declarations of functions with variably modified return
15145 types from those of objects with variably modified types.
15147 2009-04-25 Jan Hubicka <jh@suse.cz>
15149 * tree.c (list_equal_p): New function.
15150 * tree.h (list_equal_p): Declare.
15151 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15152 basic_block_def, basic_block, const_basic_block): New.
15153 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15154 (redirect_eh_edge): New function.
15155 (make_eh_edge_update_phi): EH edges are not abnormal.
15156 * except.c: Include tree-flow.h.
15157 (list_match): New function.
15158 (eh_region_replaceable_by_p): New function.
15159 (replace_region): New function.
15160 (hash_type_list): New function.
15161 (hash_eh_region): New function.
15162 (eh_regions_equal_p): New function.
15163 (merge_peers): New function.
15164 (remove_unreachable_regions): Verify EH tree when checking;
15166 (copy_eh_region_1): New function.
15167 (copy_eh_region): New function.
15168 (push_reachable_handler): New function.
15169 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15170 regions without label but with live RESX.
15171 * except.h (redirect_eh_edge_to_label): New.
15172 * tree-flow.h (redirect_eh_edge): New.
15173 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15174 basic_block_def, basic_block, const_basic_block): Remove.
15175 * Makefile.in (except.o): Add dependency on tree-flow.h
15176 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15177 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15180 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15183 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15184 on the destination of memcpy.
15186 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15188 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15189 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15190 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15192 2009-04-25 Jan Hubicka <jh@suse.cz>
15194 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15195 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15196 to be reached by different label than left.
15197 (update_eh_edges): Update comment; remove edge_to_remove if possible
15198 and return true if suceeded.
15199 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15200 (cleanup_eh): Compute sharing map.
15201 * except.c (remove_eh_handler_and_replace): Add argument if we should
15203 (remove_unreachable_regions): Update for label sharing.
15204 (label_to_region_map): Likewise.
15205 (get_next_region_sharing_label): New function.
15206 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15208 (remove_eh_handler): Update.
15209 (remove_eh_region_and_replace_by_outer_of): New function.
15210 * except.h (struct eh_region): Add next_region_sharing_label.
15211 (remove_eh_region_and_replace_by_outer_of,
15212 get_next_region_sharing_label): Declare.
15213 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15215 2009-04-25 Jan Hubicka <jh@suse.cz>
15217 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15218 insert code even if they are not critical.
15220 2009-04-25 Jan Hubicka <jh@suse.cz>
15222 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15223 (gimple_can_remove_branch_p): EH edges won't remove branch by
15225 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15226 updating of non-abnormal EH edges.
15227 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15228 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15229 (split_critical_edges): Split also edges where emitting code on them
15230 will lead to splitting later.
15232 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15233 H.J. Lu <hongjiu.lu@intel.com>
15236 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15237 the configured assembler supports fildq and fistpq mnemonics.
15238 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15239 * configure: Regenerated.
15240 * config.in: Ditto.
15242 * config/i386/i386.c (print_operand): Handle 'Z'.
15243 ['z']: Remove handling of special fild/fist suffixes.
15244 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15245 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15246 suffix of fild insn.
15247 (*floatsi<mode>2_vector_mixed): Ditto.
15248 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15249 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15250 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15251 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15252 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15254 2009-04-25 Ben Elliston <bje@au.ibm.com>
15256 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15257 the source of a set operation.
15259 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15261 * target.h (struct gcc_target): Add case_values_threshold field.
15262 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15263 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15264 * targhooks.c (default_case_values_threshold): New function.
15265 * targhooks.h (default_case_values_threshold): Declare function.
15266 * stmt.c (expand_case): Use case_values_threshold target hook.
15267 * expr.h (case_values_threshold): Remove declartation.
15268 * expr.c (case_values_threshold): Remove function.
15269 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15271 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15272 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15273 (avr_case_values_threshold): Declare as static.
15274 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15276 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15277 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15278 (mn10300_case_values_threshold): New function.
15280 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15282 * ira.c (setup_cover_and_important_classes): Add enum cast.
15284 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15286 * genpreds.c (write_enum_constraint_num): Output definition of
15287 CONSTRAINT_NUM_DEFINED_P macro.
15288 * ira.c (setup_cover_and_important_classes): Use
15289 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15291 2009-04-24 DJ Delorie <dj@redhat.com>
15293 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15294 __SH2A_SINGLE_ONLY__ also.
15296 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15298 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15299 (movdf_internal): Ditto.
15300 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15301 SFmode and DFmode constants.
15302 (ia64_print_operand): Add 'G' format for printing
15303 floating point constants.
15305 2009-04-24 Richard Guenther <rguenther@suse.de>
15307 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15308 from unsigned additions.
15310 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15312 * c-typeck.c (set_init_index): Allow array designators that are
15313 not integer constant expressions with a pedwarn if pedantic.
15315 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15317 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15318 zero if no overlap in nonzero bits between the operands.
15320 2009-04-24 Ian Lance Taylor <iant@google.com>
15322 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15323 (record_dead_and_set_regs): Likewise.
15324 * df.h (struct df_mw_hardreg): Change flags field to int.
15325 (struct df_base_ref): Likewise.
15326 (struct df): Change changeable_flags field to int.
15327 * df-scan.c (df_defs_record): Change clobber_flags to int.
15328 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15329 constants rather than #define macros.
15330 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15331 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15332 (enum dwarf_calling_convention): Likewise.
15333 (enum dwarf_line_number_x_ops): Likewise.
15334 (enum dwarf_call_frame_info): Likewise.
15335 (enum dwarf_source_language): Likewise.
15336 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15337 (add_calling_convention_attribute): Likewise.
15338 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15339 (combine_comparisons): Change compcode to int. Add cast to enum type.
15340 * genrecog.c (maybe_both_true_2): Change c to int.
15341 (write_switch): Likewise. Add cast to enum type.
15342 * gimplify.c (gimplify_omp_for): Handle return values from
15343 gimplify_expr using MIN rather than bitwise or.
15344 (gimplify_expr): Add cast to enum type.
15345 * ipa-prop.c (update_jump_functions_after_inlining): Change
15346 IPA_BOTTOM to IPA_JF_UNKNOWN.
15347 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15348 Add casts to enum type.
15349 (setup_cover_and_important_classes): Change cl to int. Add casts
15351 (setup_class_translate): Change cl and mode to int.
15352 (ira_init_once): Change mode to int.
15353 (free_register_move_costs): Likewise.
15354 (setup_prohibited_mode_move_regs): Add casts to enum type.
15355 * langhooks.c (add_builtin_function_common): Rework assertion that
15356 value fits bitfield.
15357 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15358 * omega.c (omega_do_elimination): Avoid math on enum types.
15359 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15360 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15361 int local to handle integral_argment value.
15362 * regmove.c (try_auto_increment): Change PUT_MODE to
15364 * reload.c (push_secondary_reload): Add casts to enum type.
15365 (secondary_reload_class, find_valid_class): Likewise.
15366 * reload1.c (emit_input_reload_insns): Likewise.
15367 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15368 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15369 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15371 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15372 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15374 (expand_complex_libcall): Add casts to enum type.
15375 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15376 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15377 with ERROR_MARK, not NUM_TREE_CODES.
15378 (vect_create_epilog_for_reduction): Likewise.
15379 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15380 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15381 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15383 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15384 vect_unused_in_loop. Change 0 to loop_vect.
15385 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15386 * var-tracking.c (get_init_value): Change return type to enum
15388 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15389 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15391 (arm_override_options): Add casts to enum type.
15392 (arm_emit_tls_decoration): Likewise.
15393 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15395 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15396 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15397 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15399 * config/s390/s390.c (code_for_builtin_64): Change to array of
15401 (code_for_builtin_31): Likewise.
15402 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15404 * config/sparc/sparc.c (sparc_override_options): Change value
15405 field in struct code_model to enum cmodel. In initializer change
15406 0 to NULL and add cast to enum type.
15408 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15409 Change all callers. Issue a -Wc++-compat warning using
15410 lhs_origtype if necessary.
15411 (convert_for_assignment): Issue -Wc++-compat warnings about
15412 invalid conversions to enum type on assignment.
15413 * c-common.h (build_modify_expr): Update declaration.
15415 2009-04-24 Nick Clifton <nickc@redhat.com>
15417 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15418 (function_arg_advance): Likewise.
15419 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15422 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15424 * config/s390/constraints.md ('I', 'J'): Fix condition.
15426 2009-04-24 Diego Novillo <dnovillo@google.com>
15428 * gengtype-parse.c (parse_error): Add newline after message.
15430 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15432 * config/i386/sse.md (avxmodesuffixs): Removed.
15433 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15434 (*avx_pinsr<ssevecsize>): This.
15436 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15438 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15439 follow chains of regs with a single definition, and allow expressions
15440 that are function_invariant_p.
15441 (simple_rhs_p): Allow expressions that are function_invariant_p.
15443 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15445 PR middle-end/39867
15446 * fold-const.c (fold_cond_expr_with_comparison): When folding
15447 > and >= to MAX, make sure the MAX uses the same type as the
15448 comparison's operands.
15450 2009-04-24 Nick Clifton <nickc@redhat.com>
15452 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15453 addressing for DImode accesses.
15454 (frv_print_operand_address): Handle PLUS case.
15455 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15457 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15459 PR rtl-optimization/39794
15460 * alias.c (canon_true_dependence): Add x_addr argument.
15461 * rtl.h (canon_true_dependence): Adjust prototype.
15462 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15463 * cselib.c (cselib_invalidate_mem): Likewise.
15464 * gcse.c (compute_transp): Likewise.
15465 * dse.c (scan_reads_nospill): Likewise.
15466 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15467 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15468 canon_base_addr of the group, plus optional offset.
15469 (struct group_info): Rename canon_base_mem to
15471 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15472 canon_rtx of base_mem.
15474 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15476 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15477 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15479 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15481 * config/spu/spu-builtins.h: Delete file.
15483 * config/spu/spu.h (enum spu_builtin_type): Move here from
15485 (struct spu_builtin_description): Likewise. Add GTY marker.
15486 Do not use enum spu_function_code or enum insn_code.
15487 (spu_builtins): Add extern declaration.
15489 * config/spu/spu.c: Do not include "spu-builtins.h".
15490 (enum spu_function_code, enum spu_builtin_type_index,
15491 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15492 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15493 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15494 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15495 (spu_builtin_types): Make static. Add GTY marker.
15496 (spu_builtins): Add extern declaration with GTY marker.
15497 Include "gt-spu.h".
15499 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15500 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15501 Check programmatically whether all parameters are scalar.
15503 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15505 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15507 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15508 assignment from the constructor either if the target is volatile.
15510 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15512 * config/arm/arm.md (insv): Do not share operands[0].
15514 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15516 * config/vxlib-tls.c (active_tls_threads): Delete.
15517 (delete_hook_installed): New.
15518 (tls_delete_hook): Don't delete the delete hook.
15519 (tls_destructor): Delete it here.
15520 (__gthread_set_specific): Adjust installing the delete hook.
15521 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15522 __gthread_leave_tsd_dtor_context.
15524 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15526 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15528 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15530 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15532 (alpha_rtx_costs): Ditto.
15533 (emit_unlikely_jump): Use add_reg_note.
15534 (emit_frame_store_1): Ditto.
15535 (alpha_expand_prologue): Ditto.
15536 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15537 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15539 2009-04-23 Nick Clifton <nickc@redhat.com>
15541 * config/v850/v850.md (epilogue): Remove suppressed code.
15542 (return): Rename to return_simple and remove test of frame size.
15543 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15544 to gen_return_simple.
15546 2009-04-22 Jing Yu <jingyu@google.com>
15549 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15551 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15554 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15555 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15556 value is a VECTOR_CST, the element type is the element type of the
15559 2009-04-22 DJ Delorie <dj@redhat.com>
15561 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15563 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15565 * alias.c (find_base_term): Move around LO_SUM case, so that
15566 CONST falls through into PLUS/MINUS handling.
15569 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15570 into 0, use omit_one_operand.
15572 2009-04-23 Ben Elliston <bje@au.ibm.com>
15574 * config/rs6000/linux-unwind.h (get_regs): Remove type
15575 puns. Change the type of `pc' to an array of unsigned ints and
15576 update all users. Constify frame24.
15578 2009-04-22 DJ Delorie <dj@redhat.com>
15580 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15581 declarations before code.
15582 (current_function_special_page_vector): Likewise.
15583 (m32c_expand_insv): Silence a warning.
15585 2009-04-21 Taras Glek <tglek@mozilla.com>
15587 * alias.c: Update GTY annotations to new syntax.
15588 * basic-block.h: Likewise.
15589 * bitmap.h: Likewise.
15590 * c-common.h: Likewise.
15591 * c-decl.c: Likewise.
15592 * c-parser.c: Likewise.
15593 * c-pragma.c: Likewise.
15594 * c-tree.h: Likewise.
15595 * cfgloop.h: Likewise.
15596 * cgraph.h: Likewise.
15597 * config/alpha/alpha.c: Likewise.
15598 * config/arm/arm.h: Likewise.
15599 * config/avr/avr.h: Likewise.
15600 * config/bfin/bfin.c: Likewise.
15601 * config/cris/cris.c: Likewise.
15602 * config/darwin.c: Likewise.
15603 * config/frv/frv.c: Likewise.
15604 * config/i386/i386.c: Likewise.
15605 * config/i386/i386.h: Likewise.
15606 * config/i386/winnt.c: Likewise.
15607 * config/ia64/ia64.h: Likewise.
15608 * config/iq2000/iq2000.c: Likewise.
15609 * config/mips/mips.c: Likewise.
15610 * config/mmix/mmix.h: Likewise.
15611 * config/pa/pa.c: Likewise.
15612 * config/pa/pa.h: Likewise.
15613 * config/rs6000/rs6000.c: Likewise.
15614 * config/s390/s390.c: Likewise.
15615 * config/sparc/sparc.c: Likewise.
15616 * config/xtensa/xtensa.c: Likewise.
15617 * cselib.h: Likewise.
15618 * dbxout.c: Likewise.
15619 * dwarf2out.c: Likewise.
15620 * except.c: Likewise.
15621 * except.h: Likewise.
15622 * fixed-value.h: Likewise.
15623 * function.c: Likewise.
15624 * function.h: Likewise.
15625 * gimple.h: Likewise.
15626 * integrate.c: Likewise.
15627 * optabs.c: Likewise.
15628 * output.h: Likewise.
15629 * real.h: Likewise.
15631 * stringpool.c: Likewise.
15632 * tree-data-ref.c: Likewise.
15633 * tree-flow.h: Likewise.
15634 * tree-scalar-evolution.c: Likewise.
15635 * tree-ssa-address.c: Likewise.
15636 * tree-ssa-alias.h: Likewise.
15637 * tree-ssa-operands.h: Likewise.
15638 * tree.c: Likewise.
15639 * tree.h: Likewise.
15640 * varasm.c: Likewise.
15641 * varray.h: Likewise.
15643 * coretypes.h: Do not define GTY macro if it is already defined.
15644 * doc/gty.texi: Update GTY documentation to new syntax.
15645 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15646 annotations on structs.
15647 * gengtype-parse.c: Likewise.
15649 2009-04-22 Mark Heffernan <meheff@google.com>
15651 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15653 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15655 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15658 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15660 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15661 the same as a PLUS without a shift. Increase the cost of a
15664 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15666 * Makefile.in: Update dependencies.
15667 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15668 * errors.h: Remove bogus comment about compatibility.
15669 (warning): Update declaration.
15670 * genautomata.c: Update all calls to warning.
15671 * gimple.c: Do not include errors.h. Include toplev.h.
15672 * tree-ssa-structalias.c: Do not include errors.h.
15673 * omega.c: Likewise.
15674 * tree-ssa-reassoc.c: Likewise.
15675 * config/spu/spu-c.c: Likewise.
15676 * config/spu/t-spu-elf: Update dependencies.
15678 2009-04-22 Richard Guenther <rguenther@suse.de>
15680 PR tree-optimization/39824
15681 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15682 make sure the types are compatible.
15684 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15687 * c-common.c (c_parse_error): Take a token_flags parameter.
15688 Use token_type for the token type instead.
15689 Pass token_flags to cpp_type2name.
15690 * c-common.h (c_parse_error): Update declaration.
15691 * c-parser.c (c_parser_error): Pass 0 as token flags.
15693 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15695 PR rtl-optimization/39580
15696 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15698 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15700 * function.c (expand_function_end): Do not emit a jump to the "naked"
15701 return label for fall-through returns.
15702 * except.c (sjlj_emit_function_exit): Always place the call to the
15703 unregister function at the location installed by expand_function_end.
15705 2009-04-22 Richard Guenther <rguenther@suse.de>
15707 PR tree-optimization/39845
15708 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
15709 (gen_inbound_check): Likewise.
15711 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
15713 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
15715 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
15716 * config/vxlib.c (__gthread_once): Add race guard for PPC.
15718 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15720 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
15721 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
15722 shift counts to avoid out-of-bounds array accesses.
15724 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15726 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
15727 (Pmode): Move above.
15729 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
15731 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
15732 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
15733 GET_CODE macro. Use IN_RANGE macro where appropriate.
15734 * config/alpha/alpha.h: Ditto.
15735 * config/alpha/alpha.md: Ditto.
15736 * config/alpha/constraints.md: Ditto.
15737 * config/alpha/predicates.md: Ditto.
15739 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15741 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
15742 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15743 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15744 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15745 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15746 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15747 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15748 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15749 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15750 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15751 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15752 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15753 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15754 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15755 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15756 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15757 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15758 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15759 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15760 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15761 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15762 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15763 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15764 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15765 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15766 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15767 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15769 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15771 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
15772 references from comments.
15773 * cfgbuild.c: (count_basic_blocks): Delete.
15774 (find_basic_blocks_1): Delete.
15775 (find_basic_blocks): Delete.
15776 * except.c (finish_eh_generation): Make static. Move comment from
15777 except.h here. Remove find_basic_blocks references from comments.
15778 * except.h (finish_eh_generation): Delete.
15779 * basic-block.h (find_basic_blocks): Delete.
15780 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
15782 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
15784 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
15785 (sdbout_parms): Likewise.
15787 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15789 * config/sh/sh.c (prepare_cbranch_operands): Use
15790 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
15791 (expand_cbranchdi4): Likewise.
15792 (from_compare): Add cast to enum type.
15793 (expand_cbranchsi4): Use add_reg_note.
15794 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
15795 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
15796 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
15797 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15798 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
15799 instead of CODE_FOR_nothing.
15800 (cbranchdi4): Likewise. Fix the order of arguments for
15802 (push_fpscr): Use add_reg_note.
15803 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
15804 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
15806 2009-04-21 Joseph Myers <joseph@codesourcery.com>
15808 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
15809 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15810 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15811 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
15812 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
15813 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
15814 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
15815 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
15816 config/alpha/x-vms, config/arc/t-arc,
15817 config/arm/README-interworking, config/arm/arm-c.c,
15818 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
15819 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
15820 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
15821 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
15822 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
15823 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
15824 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
15825 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
15826 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
15827 config/cris/t-elfmulti, config/crx/t-crx,
15828 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
15829 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
15830 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
15831 config/h8300/t-h8300, config/i386/athlon.md,
15832 config/i386/darwin-libgcc.10.4.ver,
15833 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
15834 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
15835 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
15836 config/i386/t-linux64, config/i386/t-nwld,
15837 config/i386/t-rtems-i386, config/i386/t-sol2-10,
15838 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
15839 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
15840 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
15841 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
15842 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
15843 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
15844 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
15845 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
15846 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
15847 config/m68k/t-uclinux, config/mcore/t-mcore,
15848 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
15849 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
15850 config/mips/crtn.asm, config/mips/irix-crti.asm,
15851 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
15852 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
15853 config/mips/mips-fixed.md, config/mips/sb1.md,
15854 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
15855 config/mips/t-iris6, config/mips/t-isa3264,
15856 config/mips/t-libgcc-mips16, config/mips/t-linux64,
15857 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
15858 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
15859 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
15860 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
15861 config/mn10300/t-linux, config/mn10300/t-mn10300,
15862 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
15863 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
15864 config/picochip/libgccExtras/clzsi2.asm,
15865 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
15866 config/rs6000/darwin-libgcc.10.4.ver,
15867 config/rs6000/darwin-libgcc.10.5.ver,
15868 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
15869 config/rs6000/t-aix43, config/rs6000/t-aix52,
15870 config/rs6000/t-darwin, config/rs6000/t-fprules,
15871 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
15872 config/rs6000/t-lynx, config/rs6000/t-netbsd,
15873 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
15874 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
15875 config/rs6000/t-rtems, config/rs6000/t-spe,
15876 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
15877 config/score/t-score-elf, config/sh/divcost-analysis,
15878 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
15879 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
15880 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
15881 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
15882 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
15883 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
15884 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
15885 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
15886 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
15887 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
15888 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
15889 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
15890 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
15891 limitx.h, version.c, xcoff.h: Add copyright and license notices.
15892 * config/h8300/genmova.sh: Include copyright and license notices
15893 in generated output.
15894 * config/h8300/mova.md: Regenerate.
15895 * doc/install.texi2html: Include word "Copyright" in copyright
15896 notice and use name "Free Software Foundation, Inc.".
15897 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
15898 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
15899 ChangeLog-2007, ChangeLog-2008: Correct dates.
15901 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
15903 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
15904 NE_EXPR operations as well.
15905 * c-parser.c (c_parser_condition): Do not set location information on
15907 (c_parser_conditional_expression): Likewise.
15908 (c_parser_binary_expression): Set location information on operators.
15909 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
15910 TRUTH_NOT_EXPR has been folded.
15911 * fold-const.c (fold_truth_not_expr): Copy location information from
15912 the incoming expression to the outgoing one.
15913 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
15914 recursive calls on the LHS of the operator but pass that of the
15915 operator to recursive calls on the RHS of the operator. Set it
15917 (shortcut_cond_expr): Set the locus of the operator on the second
15918 COND_EXPR and that of the expression on the first in degenerate cases.
15919 Pass the locus of the expression to calls to shortcut_cond_r.
15920 Set the locus of the 'then' block on the associated jump, if any.
15921 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
15922 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
15923 expression to call to gimplify_boolean_expr.
15925 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
15927 * config.gcc: Add additional configuration for
15928 i686-w64-mingw* and x86_64-w64-mingw* triplet.
15929 * config/i386/mingw-w64.h: New mingw-w64 specific header.
15930 (CPP_SPEC): Redefine for allowing -municode option.
15931 (STARTFILE_SPEC): Likewise.
15932 * config/i386/t-mingw-w64: New.
15933 * config/i386/mingw-w64.opt: New.
15934 (municode): Add new target option.
15935 * doc/invoke.texi (municode): Add documentation for new option.
15937 2009-04-21 Ian Lance Taylor <iant@google.com>
15939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15940 Correct test for number of arguments.
15941 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
15943 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
15945 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
15946 argument of emit_library_call.
15948 2009-04-21 Richard Guenther <rguenther@suse.de>
15950 PR middle-end/39829
15951 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
15952 inside VIEW_CONVERT_EXPRs.
15954 2009-04-21 Martin Jambor <mjambor@suse.cz>
15956 * tree-switch-conversion.c (build_constructors): Split a long line.
15957 (constructor_contains_same_values_p): New function.
15958 (build_one_array): Create assigns of constants if possible, do not
15959 call mark_sym_for_renaming, call update_stmt.
15960 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
15961 make_rename_temp. Do not call mark_symbols_for_renaming, call
15963 (gen_def_assigns): Do not call mark_symbols_for_renaming or
15964 find_new_referenced_vars, call update_stmt.
15965 (gen_inbound_check): Use create_tmp_var and create ssa names manually
15966 instead of calling make_rename_temp. Do not call
15967 find_new_referenced_vars or mark_symbols_for_renaming, call
15970 2009-04-21 Richard Guenther <rguenther@suse.de>
15972 PR tree-optimization/39827
15973 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
15974 (tree_ssa_phiprop): Pass the correct array size.
15976 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
15978 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
15980 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
15983 * c-typeck.c (lvalue_p): Move declaration ...
15984 * c-common.h (lvalue_p): ... to here.
15985 * c-common.c (candidate_equal_p): New.
15986 (add_tlist): Use it.
15987 (merge_tlist): Use it.
15988 (warn_for_collisions_1): Likewise.
15989 (warning_candidate_p): Accept more candidates.
15990 (verify_tree): A warning candidate can be an expression. Use
15993 2009-04-21 Ben Elliston <bje@au.ibm.com>
15996 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15997 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
15998 options. Remove -mcall-solaris documentation.
16000 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16003 * doc/invoke.texi (-Wlong-long): Update description.
16004 * c-lex (interpret_integer): Only warn if there was no previous
16005 overflow and -Wlong-long is enabled.
16006 * c-decl.c (declspecs_add_type): Drop redundant flags.
16007 * c.opt (Wlong-long): Init to -1.
16008 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16009 and front-end warn_long_long. Wlong-long only depends on other
16010 flags if it is uninitialized.
16011 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16012 the same for CPP and FE.
16013 (restore_extension_diagnostics): Likewise.
16015 2009-04-20 Ian Lance Taylor <iant@google.com>
16017 Fix enum conversions which are invalid in C++:
16018 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16019 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16020 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16021 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16022 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16023 (dbxout_parms): Likewise.
16024 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16025 (df_clear_flags): Likewise.
16026 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16027 top_flag parameter to int.
16028 (df_chain_create_bb_process_use): Likewise.
16029 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16031 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16032 (df_ref_create_structure, df_def_record_1): Likewise.
16033 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16034 (df_notes_rescan): Change 0 to VOIDmode in function call.
16035 (df_get_call_refs, df_insn_refs_collect): Likewise.
16036 (df_bb_regs_collect): Likewise.
16037 (df_entry_block_defs_collect): Likewise.
16038 (df_exit_block_uses_collect): Likewise.
16039 * df.h: Update declarations.
16040 * double-int.c (double_int_divmod): Add cast to enum type.
16041 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16042 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16043 (based_loc_descr): Likewise.
16044 (loc_descriptor_from_tree_1): Change first_op and second_op to
16045 enum dwarf_location_atom. Add cast to enum type.
16046 * expmed.c (init_expmed): Change 0 to SET in function call.
16047 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16048 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16049 (do_store_flag): Likewise.
16050 * fixed-value.h (struct fixed_value): Change mode to enum
16052 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16053 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16055 (insert_insn_decl, insert_decl, insert_state): Likewise.
16056 (automata_list_finish): Likewise.
16057 * genrecog.c (process_define_predicate): Add cast to enum type.
16058 * gensupport.c (init_predicate_table): Add cast to enum type.
16059 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16061 (gimple_build_call_1, gimple_build_label): Likewise.
16062 (gimple_build_goto, gimple_build_asm_1): Likewise.
16063 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16064 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16065 (enum fallback): Rename from enum fallback_t.
16066 (fallback_t): Typedef as int.
16067 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16068 GSI_SAME_STMT in function call.
16069 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16071 (setup_reg_class_relations): Likewise.
16072 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16073 (setup_prohibited_class_mode_regs): Add cast to enum type.
16074 (setup_prohibited_mode_move_regs): Likewise.
16075 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16076 (record_address_regs): Change i to enum reg_class.
16077 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16078 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16079 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16080 (GET_MODE_2XWIDER_MODE): Likewise.
16081 (GET_CLASS_NARROWEST_MODE): Likewise.
16082 * omp-low.c (expand_omp_for): Add cast to enum type.
16083 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16084 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16085 * postreload.c (reload_cse_simplify_operands): Change rclass local
16087 * predict.c (combine_predictions_for_insn): Change best_predictor
16088 and predictor to enum br_predictor.
16089 (combine_predictions_for_bb): Likewise.
16090 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16091 use SET_PREDICT_EXPR_OUTCOME.
16092 * real.c (real_arithmetic): Change icode to code in function call.
16093 * reginfo.c (init_move_cost): Add casts to enum type.
16094 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16095 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16097 * reload.c (find_valid_class): Add casts to enum type.
16098 (push_reload): Change 0 to NO_REGS in function call.
16099 (find_reloads): Change this_alternative to array of enum
16100 reg_class. Remove some now-unnecessary casts.
16101 (make_memloc): Change 0 to VOIDmode in function call.
16102 * reload1.c (reload): Change 0 to VOIDmode in function call.
16103 (eliminate_regs_1, elimination_effects): Likewise.
16104 (eliminate_regs_in_insn): Likewise.
16105 (emit_input_reload_insns): Add cast to enum type.
16106 (delete_output_reload): Change 0 to VOIDmode in function call.
16107 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16108 to enum type in function call.
16109 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16110 (SET_PREDICT_EXPR_OUTCOME): Define.
16111 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16112 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16113 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16114 (dump_function): Likewise.
16115 * tree-dump.h: Update declarations.
16116 * tree-pass.h: Update declarations.
16117 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16118 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16120 (arm_rtx_costs_1): Correct parenthesization.
16121 (arm_rtx_costs): Add casts to enum type.
16122 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16123 (vfp_emit_fstmd): Use add_rg_note.
16124 (emit_multi_reg_push, emit_sfm): Likewise.
16125 (thumb_set_frame_pointer): Likewise.
16126 (arm_expand_prologue): Likewise.
16127 (arm_regno_class): Change return type to enum reg_class.
16128 (thumb1_expand_prologue): Use add_reg_note.
16129 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16130 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16132 * config/arm/gentune.sh: Add cast to enum type.
16133 * config/arm/arm-tune.md: Rebuild.
16134 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16135 (ix86_split_fp_branch, predict_jump): Likewise.
16136 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16137 insn_code to enum rtx_code.
16138 (ix86_builtin_vectorized_function): Add cast to enum type.
16139 * config/i386/i386.md (truncdfsf2): Change slot to enum
16141 (truncxf<mode>2, isinf<mode>2): Likewise.
16142 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16144 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16145 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16146 (insert_bundle_state): Change 1 to INSERT in function call.
16147 (ia64_add_bundle_selector_before): Likewise.
16148 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16149 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16150 (restore_stack_nonlocal): Likewise.
16151 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16153 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16155 (mips_rtx_costs): Likewise.
16156 (mips_override_options): Add casts to enum type.
16157 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16159 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16160 (store_reg, set_reg_plus_d): Likewise.
16161 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16162 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16164 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16166 (emit_unlikely_jump): Use add_reg_note.
16167 (rs6000_emit_allocate_stack): Likewise.
16168 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16169 (output_toc): Change 1 to INSERT in function call.
16170 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16171 (rs6000_initialize_trampoline): Likewise.
16172 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16174 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16175 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16176 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16177 (save_gprs): Use add_reg_note.
16178 (s390_emit_prologue): Likewise.
16179 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16180 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16181 (sparc_fold_builtin): Add cast to enum type.
16182 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16184 (spu_expand_prologue): Use add_reg_note.
16185 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16187 2009-04-20 Ian Lance Taylor <iant@google.com>
16189 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16190 (c_parser_postfix_expression_after_primary): Get VEC for list of
16191 arguments. Get original types of arguments. Call
16192 build_function_call_vec.
16193 (cached_expr_list_1, cached_expr_list_2): New static variables.
16194 (c_parser_expr_list): Change return type to VEC *. Add
16195 p_orig_types parameter. Change all callers.
16196 (c_parser_release_expr): New static function.
16197 (c_parser_vec_to_tree_list): New static function.
16198 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16199 call build_function_call_vec.
16200 (build_function_call_vec): New function, based on old
16201 build_function_call.
16202 (convert_arguments): Remove nargs and argarray parameters. Change
16203 values to a VEC. Add origtypes parameter.
16204 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16205 (convert_for_assignment): Add origtype parameter. Change all
16206 callers. If warn_cxx_compat, check for conversion to an enum
16207 type when calling a function.
16208 (store_init_value): Add origtype parameter. Change all callers.
16209 (digest_init): Likewise.
16210 (struct init_node): Add origtype field.
16211 (add_pending_init): Add origtype parameter. Change all callers.
16212 (output_init_element): Likewise.
16213 (output_pending_init_elements): Pass origtype from init_node to
16214 output_init_element.
16215 (process_init_element): Pass origtype from c_expr to
16216 output_init_element.
16217 (c_finish_return): Add origtype parameter. Change all callers.
16218 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16220 (sync_resolve_params): Likewise.
16221 (sync_resolve_return): Change params to first_param. Change caller.
16222 (resolve_overloaded_builtins): Change params to VEC *. Change
16223 callers. Save first parameter around call to build_function_call_vec.
16224 * c-decl.c (finish_decl): Add origtype parameter. Change all
16225 callers. Call build_function_call_vec rather than
16226 build_function_call for cleanup.
16227 * c-tree.h: Update declarations.
16228 * c-common.h: Update declarations.
16229 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16230 params to first_param.
16231 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16232 params parameter from tree to void *.
16233 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16234 Change arglist parameter to have type void *, and to be a pointer
16236 * config/rs6000/rs6000-protos.h
16237 (altivec_resolve_overloaded_builtin): Update declaration.
16238 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16239 fnargs parameter to have type void *, and to be a pointer to a
16240 VEC. Call build_function_call_vec instead of
16241 build_function_call.
16242 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16244 2009-04-20 Joey Ye <joey.ye@intel.com>
16245 Xuepeng Guo <xuepeng.guo@intel.com>
16246 H.J. Lu <hongjiu.lu@intel.com>
16248 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16250 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16251 (IX86_LEA_PRIORITY): Likewise.
16252 (distance_non_agu_define): New function.
16253 (distance_agu_use): Likewise.
16254 (ix86_lea_for_add_ok): Likewise.
16255 (ix86_dep_by_shift_count): Likewise.
16257 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16258 should split for LEA.
16260 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16262 (ix86_dep_by_shift_count): Likewise.
16264 2009-04-20 Richard Guenther <rguenther@suse.de>
16266 * expr.c (handled_component_p): Move ...
16267 * tree.h (handled_component_p): ... here.
16268 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16269 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16270 and REALPART_EXPR to be in one group.
16272 2009-04-20 Richard Guenther <rguenther@suse.de>
16274 * basic-block.h (get_all_dominated_blocks): Declare.
16275 * dominance.c (get_all_dominated_blocks): New function.
16276 * tree-cfg.c (get_all_dominated_blocks): Remove.
16277 (remove_edge_and_dominated_blocks): Adjust.
16278 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16279 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16280 instead of recursing.
16282 2009-04-20 Doug Kwan <dougkwan@google.com>
16284 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16285 (struct cgraph_node_set_def): New type.
16286 (cgraph_node_set) New type. Also declare vector functions.
16287 (struct cgraph_node_set_element_def): New type.
16288 (cgraph_node_set_element): Ditto.
16289 (cgraph_node_set_iterator): New iterator type.
16290 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16291 cgraph_node_set_remove, dump_cgraph_node_set,
16292 debug_cgraph_node_set): New prototypes.
16293 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16294 cgraph_node_set_size): New inlines.
16295 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16296 including cgraph.h.
16297 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16298 argument to function 'write_summary'.
16299 * ipa.c: Include ggc.h.
16300 (hash_cgraph_node_set_element,
16301 eq_cgraph_node_set_element, cgraph_node_set_new,
16302 cgraph_node_set_add, cgraph_node_set_remove,
16303 cgraph_node_set_find, dump_cgraph_node_set,
16304 debug_cgraph_node_set): New functions.
16305 * Makefile.in (ipa.o): Add dependency on GGC_H.
16307 2009-04-20 Ira Rosen <irar@il.ibm.com>
16309 PR tree-optimization/39675
16310 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16311 check of the return code of vect_schedule_slp. Check that
16312 stmt_vec_info still exists for the statement, before checking its
16313 vectorization type.
16315 2009-04-20 Michael Matz <matz@suse.de>
16317 * Makefile.in (generated_files): Take out $(simple_generated_c).
16319 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16321 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16322 (UINTPTR_TYPE): Likewise.
16324 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16327 * c-typeck.c (digest_init): Check for initializing an array with a
16330 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16333 * c-semantics.c (pop_stmt_list): Propagate
16334 STATEMENT_LIST_HAS_LABEL to parent statement list.
16336 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16338 * config/mips/mips.h (mips_tune_attr): New macro.
16339 * config/mips/mips.md (cpu): Use it.
16341 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16344 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16347 2009-04-19 Diego Novillo <dnovillo@google.com>
16349 * toplev.c (compile_file): Move call to coverage_finish ...
16350 * cgraphunit.c (ipa_passes): ... here.
16351 Call cgraph_process_new_functions.
16352 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16353 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16355 2009-04-19 Jan Hubicka <jh@suse.cz>
16357 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16359 (dump_cgraph_node): Dump can throw external flag.
16360 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16362 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16366 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16367 * common.opt (Wlogical-op): Move from here...
16368 * c.opt (Wlogical-op): ... to here.
16369 * c-typeck.c (parser_build_binary_op): Update call to
16370 warn_logical_operator.
16371 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16373 * c-common.c (warn_logical_op): Update.
16374 * c-common.h (warn_logical_op): Update declaration.
16376 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16378 * tree.c (protected_set_expr_location): Fix formatting.
16380 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16383 * c-typeck.c (readonly_warning): new.
16384 (build_unary_op, build_modify_expr): Use readonly_warning for
16385 storing into something readonly but not const-qualified.
16387 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16390 * c-typeck.c (build_unary_op): Check for taking address of
16391 expression of type void.
16393 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16396 * c-typeck.c (build_function_call): Check for calling a function
16397 with qualified void return types. Call require_complete_type when
16400 2009-04-18 Jan Hubicka <jh@suse.cz>
16402 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16404 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16405 can_throw_external flag.
16406 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16407 * ipa-pure-const.c (ignore_edge): New function.
16408 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16409 only over can_throw_external edges.
16410 (local_pure_const): Add nothrow flag.
16411 * ipa-utils.c (searchc): Add ignore_edge callback.
16412 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16413 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16414 (set_nothrow_function_flags): Update cgraph.
16415 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16417 2009-04-18 Richard Guenther <rguenther@suse.de>
16419 PR middle-end/39804
16420 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16421 (fold_stmt): ... this and ...
16422 (fold_stmt_inplace): ... this.
16423 (fold_stmt_1): Fold references in calls and asms.
16424 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16426 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16428 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16429 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16431 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16433 * tree.c (function_args_count): Remove.
16434 * tree.h: Remove the prototype for function_args_count.
16436 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16438 * tree-iterator.c (expr_only): Remove.
16439 * tree.h: Remove the prototype for expr_only.
16441 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16443 * reginfo.c (cannot_change_mode_set_regs): Remove.
16444 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16446 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16448 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16449 whether operands 0 and 1 overlaps.
16451 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16453 PR middle-end/36902
16454 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16455 pointer. Use warning_at instead of warning.
16456 (search_for_addr_array): Likewise.
16457 (check_array_bounds): Likewise.
16458 (check_all_array_refs): Check that the incoming edge is not in the
16459 list of edges to be removed.
16460 (check_all_array_refs): Avoid the temporal pointer.
16461 (vrp_visit_cond_stmt): Fix typo.
16462 (simplify_switch_using_ranges): Handle the case where the switch
16463 index is an integer constant.
16465 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16467 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16469 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16471 * doc/extend.texi, doc/invoke.texi: Fix typos.
16473 2009-04-17 Cary Coutant <ccoutant@google.com>
16475 * tree-flow-inline.h (get_lineno): Fix inverted test.
16477 2009-04-17 Diego Novillo <dnovillo@google.com>
16479 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16480 assertion for AVAIL_OUT.
16482 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16485 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16486 * config/sh/linux-atomic.asm: Likewise.
16488 2009-04-17 Diego Novillo <dnovillo@google.com>
16490 * except.c (debug_eh_tree): New.
16491 (struct eh_region, struct eh_status): Move ...
16492 * except.h: ... here.
16493 (add_type_for_runtime): Declare extern.
16494 (lookup_type_for_runtime): Likewise.
16495 (debug_eh_tree): Declare.
16496 * Makefile.in (GTFILES): List except.h before except.c
16498 2009-04-17 Diego Novillo <dnovillo@google.com>
16500 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16501 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16502 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16503 (find_vars_r): ... here.
16504 * tree-flow.h (find_referenced_vars_in): Declare.
16505 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16506 that AVAIL_OUT exists for BLOCK.
16507 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16508 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16509 (tree-parloops.o): Likewise.
16511 2009-04-17 Simon Baldwin <simonb@google.com>
16513 * toplev.c (default_tree_printer): Add handling for %E format.
16515 2009-04-17 Diego Novillo <dnovillo@google.com>
16517 * tree-pretty-print.c (dump_generic_node): Add break after
16518 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16519 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16520 FUNCTION_TYPE together. Call print_struct_decl when printing
16521 structures and TDF_SLIM is not given.
16522 (print_struct_decl): Fix logic for detecting recursion.
16524 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16527 * gcc.c (create_at_file): New.
16528 (compile_input_file_p): New.
16529 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16530 * main.c (main): Update call to toplev_main.
16531 * toplev.c (toplev_main): Change signature. Call expandargv.
16532 * toplev.h (toplev_main): Change signature.
16534 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16536 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16537 if the latter is not constant.
16539 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16541 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16543 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16545 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16546 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16548 2009-04-17 Richard Guenther <rguenther@suse.de>
16550 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16551 Handle component references view-converting an invariant address.
16553 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16555 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16556 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16557 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16558 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16559 Use @deftypevr rather than @deftypevar.
16561 2009-04-17 Richard Guenther <rguenther@suse.de>
16563 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16564 (get_prop_source_stmt): Likewise.
16565 (can_propagate_from): Likewise.
16567 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16569 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16570 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16571 (--with-multilib-list): Add default value.
16572 * configure: Regenerate.
16573 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16574 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16575 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16576 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16577 Don't add default cpu to multilib list unnecessarily, but do enable
16578 the relevant compiler option..
16579 Add support for --with-multilib-list=<blank> and
16580 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16581 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16582 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16583 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16584 TM_MULTILIB_CONFIG.
16585 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16586 (MULTILIB_OSDIRNAMES): New variable.
16587 * config/sh/t-1e: Delete file.
16588 * config/sh/t-mlib-sh1: Delete file.
16589 * config/sh/t-mlib-sh2: Delete file.
16590 * config/sh/t-mlib-sh2a: Delete file.
16591 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16592 * config/sh/t-mlib-sh2a-single: Delete file.
16593 * config/sh/t-mlib-sh2a-single-only: Delete file.
16594 * config/sh/t-mlib-sh2e: Delete file.
16595 * config/sh/t-mlib-sh3e: Delete file.
16596 * config/sh/t-mlib-sh4: Delete file.
16597 * config/sh/t-mlib-sh4-nofpu: Delete file.
16598 * config/sh/t-mlib-sh4-single: Delete file.
16599 * config/sh/t-mlib-sh4-single-only: Delete file.
16600 * config/sh/t-mlib-sh4a: Delete file.
16601 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16602 * config/sh/t-mlib-sh4a-single: Delete file.
16603 * config/sh/t-mlib-sh4a-single-only: Delete file.
16604 * config/sh/t-mlib-sh4al: Delete file.
16605 * config/sh/t-mlib-sh5-32media: Delete file.
16606 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16607 * config/sh/t-mlib-sh5-64media: Delete file.
16608 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16609 * config/sh/t-mlib-sh5-compact: Delete file.
16610 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16611 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16612 * doc/install.texi (Options specification): Add
16613 --with-multilib-list and --with-endian.
16615 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16617 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16619 (OBJS-common): Add plugin-version.o.
16620 (plugin-version.o): New.
16621 * gcc-plugin.h (plugin_gcc_version): New.
16622 (plugin_default_version_check): New.
16623 (plugin_init_func, plugin_init): Add version argument.
16624 * plugin-version.c: New.
16625 * plugin.c (str_plugin_gcc_version_name): New.
16626 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16627 pass it to the init function.
16628 (plugin_default_version_check): New.
16630 2009-04-17 Richard Guenther <rguenther@suse.de>
16632 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16633 for decl-vs-decl disambiguation.
16635 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16637 * config/s390/s390.h (s390_tune_attr): New macro definition.
16638 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16640 2009-04-17 Richard Guenther <rguenther@suse.de>
16642 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16643 (fold_stmt_r): Likewise.
16644 (maybe_fold_reference): New function.
16645 (fold_gimple_assign): Handle cases fold_stmt_r did.
16646 (fold_stmt): Do not use fold_stmt_r.
16647 (fold_stmt_inplace): Likewise.
16649 2009-04-17 Richard Guenther <rguenther@suse.de>
16651 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16652 (record_equivalences_from_stmt): Remove useless checks and
16654 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16655 the type is already suitable.
16657 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16659 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16661 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16663 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16664 (CMPtype): Define as __gcc_CMPtype.
16666 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16668 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16669 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16671 2009-04-17 Richard Guenther <rguenther@suse.de>
16673 PR tree-optimization/39746
16674 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16675 special-casing for builtins and static variable use/def.
16676 (call_may_clobber_ref_p_1): Likewise.
16678 2009-04-16 Ian Lance Taylor <iant@google.com>
16680 * df.h: Include "timevar.h".
16681 (struct df_problem): Change tv_id field to timevar_id_t.
16682 * tree-pass.h: Include "timevar.h".
16683 (struct opt_pass): Change tv_id field to timevar_id_t.
16684 * timevar.h (timevar_id_t): Define TV_NONE.
16685 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16686 TV_NONE rather than tv_id != 0.
16687 (execute_one_pass): Likewise.
16688 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16689 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16690 dependencies to $(TREE_PASS_H).
16691 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16693 (pass_branch_target_load_optimize2): Likewise.
16694 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16695 (pass_outof_cfg_layout_mode): Likewise.
16696 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16697 (pass_rebuild_cgraph_edges): Likewise.
16698 (pass_remove_cgraph_callee_edges): Likewise.
16699 * df-core.c (pass_df_initialize_opt): Likewise.
16700 (pass_df_initialize_no_opt): Likewise.
16701 (pass_df_finish): Likewise.
16702 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16703 * except.c (pass_set_nothrow_function_flags): Likewise.
16704 (pass_convert_to_eh_region_ranges): Likewise.
16705 * final.c (pass_compute_alignments): Likewise.
16706 * function.c (pass_instantiate_virtual_regs): Likewise.
16707 (pass_init_function): Likewise.
16708 (pass_leaf_regs): Likewise.
16709 (pass_match_asm_constraints): Likewise.
16710 * gimple-low.c (pass_lower_cf): Likewise.
16711 (pass_mark_used_blocks): Likewise.
16712 * init-regs.c (pass_initialize_regs): Likewise.
16713 * integrate.c (pass_initial_value_sets): Likewise.
16714 * ira.c (pass_ira): Likewise.
16715 * jump.c (pass_cleanup_barriers): Likewise.
16716 * omp-low.c (pass_expand_omp): Likewise.
16717 (pass_lower_omp): Likewise.
16718 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
16719 * recog.c (pass_split_all_insns): Likewise.
16720 (pass_split_after_reload): Likewise.
16721 (pass_split_before_regstack): Likewise.
16722 (pass_split_before_sched2): Likewise.
16723 (pass_split_for_shorten_branches): Likewise.
16724 * reginfo.c (pass_reginfo_init): Likewise.
16725 (pass_subregs_of_mode_init): Likewise.
16726 (pass_subregs_of_mode_finish): Likewise.
16727 * passes.c (pass_postreload): Likewise.
16728 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
16729 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
16730 (pass_warn_function_return): Likewise.
16731 (pass_warn_function_noreturn): Likewise.
16732 * tree-complex.c (pass_lower_complex): Likewise.
16733 (pass_lower_complex_O0): Likewise.
16734 * tree-if-conv.c (pass_if_conversion): Likewise.
16735 * tree-into-ssa.c (pass_build_ssa): Likewise.
16736 * tree-mudflap.c (pass_mudflap_1): Likewise.
16737 (pass_mudflap_2): Likewise.
16738 * tree-nomudflap.c (pass_mudflap_1): Likewise.
16739 (pass_mudflap_2): Likewise.
16740 * tree-nrv.c (pass_return_slot): Likewise.
16741 * tree-object-size.c (pass_object_sizes): Likewise.
16742 * tree-optimize.c (pass_all_optimizations): Likewise.
16743 (pass_early_local_passes): Likewise.
16744 (pass_all_early_optimizations): Likewise.
16745 (pass_cleanup_cfg): Likewise.
16746 (pass_cleanup_cfg_post_optimizing): Likewise.
16747 (pass_free_datastructures): Likewise.
16748 (pass_free_cfg_annotations): Likewise.
16749 (pass_fixup_cfg): Likewise.
16750 (pass_init_datastructures): Likewise.
16751 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
16752 (pass_late_warn_uninitialized): Likewise.
16753 (pass_update_address_taken): Likewise.
16754 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
16755 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
16756 (pass_cse_sincos): Likewise.
16757 (pass_convert_to_rsqrt): Likewise.
16758 * tree-ssa-structalias.c (pass_build_alias): Likewise.
16759 * tree-stdarg.c (pass_stdarg): Likewise.
16760 * tree-tailcall.c (pass_tail_recursion): Likewise.
16761 (pass_tail_calls): Likewise.
16762 * tree-vect-generic.c (pass_lower_vector): Likewise.
16763 (pass_lower_vector_ssa): Likewise.
16764 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
16766 2009-04-16 Joseph Myers <joseph@codesourcery.com>
16768 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
16770 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
16772 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
16773 logical and signext.
16775 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
16778 * config/sh/predicates.md (arith_operand): Check if the operand
16779 of TRUNCATE is a REG.
16781 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16783 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
16784 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
16786 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16788 * tree-iterator.c (tsi_split_statement_list_after,
16789 tsi_split_statement_list_before): Remove.
16790 * tree-iterator.h: Remove the prototypes for
16791 tsi_split_statement_list_after and tsi_split_statement_list_before.
16793 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16795 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
16796 * tree-ssa-propagate.h: Remove the prototype for
16797 stmt_makes_single_load.
16799 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16801 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
16802 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
16804 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16806 * tree-iterator.c (EXPR_LAST_BODY): Remove.
16808 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16810 * except.c (eh_region_outer_p): Remove.
16811 * except.h: Remove the prototype for eh_region_outer_p.
16813 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16815 * function.c (current_function_assembler_name): Remove.
16816 * function.h: Remove the prototype for
16817 current_function_assembler_name.
16819 2009-04-16 Ian Lance Taylor <iant@google.com>
16821 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
16822 (add_reg_note): Call alloc_reg_note.
16823 * rtl.h (alloc_reg_note): Declare.
16824 * combine.c (try_combine): Use alloc_reg_note.
16825 (recog_for_combine, move_deaths): Likewise.
16826 (distribute_notes): Use alloc_reg_note and add_reg_note.
16827 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
16828 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
16829 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
16831 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
16833 PR rtl-optimization/39762
16834 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
16835 ira_may_move_out_cost): Add comments about way of their usage.
16836 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
16838 * ira-conflicts.c (process_regs_for_copy): Use function
16839 ira_get_register_move_cost instead of global
16840 ira_register_move_cost.
16842 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
16843 color_pass, move_spill_restore, update_curr_costs): Ditto.
16845 * ira-lives.c (process_single_reg_class_operands): Ditto.
16847 * ira-emit.c (emit_move_list): Ditto.
16849 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
16850 (record_reg_classes): Ditto. Use functions
16851 ira_get_register_move_cost and ira_get_may_move_cost instead of
16852 global vars ira_register_move_cost, ira_may_move_out_cost and
16853 ira_may_move_in_cost.
16854 (record_address_regs): Don't call ira_init_register_move_cost.
16855 Use function ira_get_may_move_cost instead of global
16856 ira_may_move_in_cost.
16857 (process_bb_node_for_hard_reg_moves): Use function
16858 ira_get_register_move_cost instead of global ira_register_move_cost.
16859 (ira_costs): Don't call ira_init_register_move_cost.
16861 2009-04-16 Richard Guenther <rguenther@suse.de>
16863 * tree-cfg.c (verify_gimple_assign_binary):
16864 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
16865 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
16866 (create_general_new_stmt): Note that this function is broken.
16868 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16870 * common.opt (fhelp): Add Var(help_flag).
16871 * gcc-plugin.h (plugin_info): Add help.
16872 * plugin.c (plugin_name_args): Add help.
16873 (register_plugin_info): Set plugin->help.
16874 (print_help_one_plugin): New.
16875 (print_plugins_help): New.
16876 * plugin.h (print_plugins_help): New.
16877 * toplev.c (toplev_main): Call print_plugins_help if needed.
16879 2009-04-16 Richard Guenther <rguenther@suse.de>
16881 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
16882 (gimple_ior_addresses_taken_1): New function.
16883 (gimple_ior_addresses_taken): Likewise.
16884 * gimple.h (struct gimple_statement_with_ops_base): Remove
16885 addresses_taken member.
16886 (gimple_ior_addresses_taken): Declare.
16887 (gimple_addresses_taken, gimple_addresses_taken_ptr,
16888 gimple_set_addresses_taken): Remove.
16889 * ipa-reference.c (mark_address): New function.
16890 (scan_stmt_for_static_refs): Use it for marking addresses taken.
16891 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
16892 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
16893 (gimple_add_to_addresses_taken): Remove.
16894 (get_tmr_operands): Call mark_address_taken.
16895 (get_asm_expr_operands): Likewise.
16896 (get_expr_operands): Likewise.
16897 (build_ssa_operands): Do not clear the addresses_taken bitmap.
16898 (free_stmt_operands): Do not free it.
16899 * tree-ssa.c (delete_tree_ssa): Likewise.
16900 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
16902 2009-04-16 Richard Guenther <rguenther@suse.de>
16904 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
16905 (walk_stmt_load_store_ops): Likewise.
16906 * gimple.c (get_base_loadstore): New function.
16907 (walk_stmt_load_store_addr_ops): Likewise.
16908 (walk_stmt_load_store_ops): Likewise.
16909 * ipa-pure-const.c (check_op): Simplify.
16910 (check_load, check_store): New functions.
16911 (check_stmt): Use walk_stmt_load_store_ops.
16912 * ipa-reference.c (mark_load): Adjust signature.
16913 (mark_store): Likewise.
16914 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
16916 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16918 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
16919 (plugin_info): New.
16920 * opts.c (common_handle_option): Don't call print_version.
16921 * plugin.c (plugin_name_args): Add version.
16922 (register_plugin_info): New.
16923 (register_callback): Handle PLUGIN_INFO.
16924 (try_init_one_plugin): New.
16925 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
16927 (finalize_one_plugin): New.
16928 (finalize_plugins): New.
16929 (print_one_plugin): New.
16930 (print_plugins_versions): New.
16931 * plugin.h (print_plugins_versions): New.
16932 (finalize_plugins): New.
16933 * toplev.c (compile_file): Don't call initialize_plugins.
16934 (print_version): Call print_plugins_versions.
16935 (toplev_main): Call initialize_plugins. Print version if needed.
16936 Call finalize_plugins.
16938 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
16940 * common.opt (fversion): New.
16941 * gcc.c (print_version): New.
16942 (process_command): Don't print the version. Just set print_version.
16943 (main): Print version. Call subprocesses if print_version and
16944 verbose_flag are set.
16945 * opts.c (common_handle_option): Handle OPT_fversion.
16947 2009-04-16 Richard Guenther <rguenther@suse.de>
16948 Ira Rosen <irar@il.ibm.com>
16950 PR tree-optimization/39698
16951 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
16952 type of the reduction variable. Only generate the def if
16955 * omp-low.c (expand_omp_for_generic): When converting to a pointer
16956 make sure to first convert to an integer of the same precision.
16957 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
16958 the type of the evolution correctly in computing the new
16959 induction variable base.
16961 2009-04-16 Richard Guenther <rguenther@suse.de>
16963 PR middle-end/39625
16964 * tree-cfg.c (make_blocks): Split statements with to-be
16965 abnormal SSA names on the lhs.
16967 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
16969 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
16970 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
16971 * c-typeck.c (really_start_incremental_init): Likewise.
16972 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
16973 (TARGET_INITIALIZER): Remove it.
16974 * target.h (struct target): Remove vector_opaque_p.
16975 * tree.c (build_opaque_vector_type): New.
16976 * tree.h (TYPE_VECTOR_OPAQUE): New.
16977 (build_opaque_vector_type): Declare.
16978 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
16979 * config/rs6000/rs6000.c (build_opaque_vector_type,
16980 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
16981 (rs6000_init_builtins): Use build_opaque_vector_type for
16982 opaque_V4SI_type_node.
16984 2009-04-15 Catherine Moore <clm@codesourcery.com>
16986 * debug.h (set_name): Declare.
16987 * dwarf2out.c (dwarf2out_set_name): Declare.
16988 (dwarf2_debug_hooks): Add set_name.
16989 (find_AT_string): New.
16990 (add_AT_string): Call find_AT_string.
16991 (dwarf2out_set_name): New.
16992 * cp/decl.c (grokdeclarator): Call set_name.
16993 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
16994 * debug.c (do_nothing_debug_hooks): Likewise.
16995 * dbxout.c (dbx_debug_hooks): Likewise.
16996 * sdbout.c (sdb_debug_hooks): Likewise.
16998 2009-04-15 Michael Eager <eager@eagercon.com>
17000 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17001 reg for single-precision FPU.
17002 * config/rs6000/rs6000.md (movsi_internal1): Only for
17003 !TARGET_SINGLE_FPU.
17004 (movsi_internal1_single): New. Add pattern to move SI values to/from
17005 single-precision FP regs.
17007 2009-04-15 Richard Guenther <rguenther@suse.de>
17009 * omp-low.c (lower_rec_input_clauses): Build correct address
17011 (expand_omp_for_generic): Fix multiplication type.
17012 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17013 (generate_memset_zero): Fix types.
17014 * tree-profile.c (prepare_instrumented_value): Correctly
17017 2009-04-15 Ian Lance Taylor <iant@google.com>
17019 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17020 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17021 for -Wall and for -Wc++-compat.
17022 (c_common_post_options): For C++, set warn_enum_compare if not
17024 * c-tree.h (struct c_expr): Add field original_type.
17025 (build_external_ref): Update declaration.
17026 * c-parser.c (c_parser_braced_init): Set original_type.
17027 (c_parser_initelt): Likewise.
17028 (c_parser_expr_no_commas): Likewise.
17029 (c_parser_conditional_expression): Likewise.
17030 (c_parser_cast_expression): Likewise.
17031 (c_parser_unary_expression): Likewise. Pull setting of
17032 original_code to top of function.
17033 (c_parser_sizeof_expression): Set original_type.
17034 (c_parser_alignof_expression): Likewise.
17035 (c_parser_postfix_expression): Likewise. Pull setting of
17036 original_code to top of function.
17037 (c_parser_postfix_expression_after_paren_type): Set original_type.
17038 (c_parser_postfix_expression_after_primary): Likewise.
17039 (c_parser_expression): Likewise.
17040 * c-typeck.c (build_external_ref): Add type parameter. Change all
17042 (c_expr_sizeof_expr): Set original_type field.
17043 (parser_build_unary_op): Likewise.
17044 (parser_build_binary_op): Likewise. Optionally warn about
17045 comparisons of enums of different types.
17046 (digest_init): Set original_type field.
17047 (really_start_incremental_init): Likewise.
17048 (push_init_level, pop_init_level): Likewise.
17049 * doc/invoke.texi (Warning Options): -Wenum-compare now
17052 2009-04-15 Richard Guenther <rguenther@suse.de>
17054 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17055 out a necessary conversion.
17056 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17057 names we didn't value number.
17058 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17060 2009-04-15 Richard Guenther <rguenther@suse.de>
17062 PR tree-optimization/39764
17063 * tree-ssa-ccp.c (get_value): Canonicalize value with
17064 canonicalize_float_value.
17066 2009-04-15 Jan Hubicka <jh@suse.cz>
17068 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17069 Wrong version of patch.
17071 2009-04-15 Jan Hubicka <jh@suse.cz>
17073 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17075 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17077 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17078 our distinct integral and vector types.
17080 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17082 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17083 * init.c (build_vtbl_address): Remove call to assemble_external.
17085 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17087 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17088 output for other floating point modes.
17090 2009-04-14 Diego Novillo <dnovillo@google.com>
17092 * diagnostic.c (diagnostic_report_diagnostic): Do not
17093 warn about loaded plugins for DK_ERROR and DK_WARNING.
17094 * c-decl.c (declspecs_add_type): Move call to
17095 invoke_plugin_callbacks ...
17096 * c-parser.c (c_parser_declspecs): ... here.
17097 * plugin.c (dump_active_plugins): Tidy output.
17099 2009-04-14 Diego Novillo <dnovillo@google.com>
17100 Le-Chun Wu <lcwu@google.com>
17102 * configure.ac: Add --enable-plugin support.
17103 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17104 * Makefile.in (PLUGIN_H): Define.
17105 Export ENABLE_PLUGIN and GMPINC to site.exp.
17106 Add PLUGINLIBS to link command.
17107 Add/modify dependencies for plugin.o and files including plugin.h.
17109 * config.in: Regenerate.
17111 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17114 2009-04-14 Le-Chun Wu <lcwu@google.com>
17116 * tree-pass.h (register_one_dump_file): Add a prototype for
17117 register_one_dump_file.
17118 * toplev.c (compile_file): Call initialize_plugins.
17119 (do_compile): Call invoke_plugin_callbacks.
17120 (toplev_main): Call invoke_plugin_callbacks.
17121 * common.opt: Add -fplugin= and -fplugin-arg-.
17122 * gcc-plugin.h: New public header file for plugins to include.
17123 * plugin.c: New source file.
17124 * plugin.h: New internal header file.
17125 * passes.c (register_one_dump_file): Make it external.
17127 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17129 2009-04-14 Diego Novillo <dnovillo@google.com>
17131 * doc/plugins.texi: New.
17132 * doc/gccint.texi: Add reference to Plugins chapter.
17133 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17134 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17135 loaded plugins, if any.
17136 * timevar.def (TV_PLUGIN_INIT): Define.
17137 (TV_PLUGIN_RUN): Define.
17138 * plugin.c: Include timevar.h
17139 (plugins_active_p): New.
17140 (dump_active_plugins): New.
17141 (debug_active_plugins): New.
17143 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17145 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17147 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17149 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17151 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17152 the same as a minus without a shift.
17154 2009-04-14 Nick Clifton <nickc@redhat.com>
17156 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17157 comparisons with small integers will always produce a short
17160 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17163 2008-12-19 Diego Novillo <dnovillo@google.com>
17165 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17167 2009-04-14 Richard Guenther <rguenther@suse.de>
17169 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17171 (verify_gimple_assign_binary): Likewise. Handle shifts and
17173 (verify_gimple_phi): Print the mismatched argument position.
17174 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17176 (vect_update_init_of_dr): Likewise.
17177 * matrix-reorg.c (transform_access_sites): Do what the
17179 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17181 2009-04-13 Michael Eager <eager@eagercon.com>
17183 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17184 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17185 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17186 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17187 remove duplicate config
17189 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17191 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17192 file_name:line_number type locator of the call site.
17194 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17196 * genautomata.c: Put blank after comma.
17197 (automaton_decls): New.
17198 (struct unit_usage): Add comments to member next.
17199 (store_alt_unit_usage): Keep the list ordered.
17200 (unit_present_on_list_p, equal_alternatives_p): New.
17201 (check_regexp_units_distribution): Check units distribution
17202 correctness correctly.
17203 (main): Don't write automata if error is found. Return correct
17206 * config/m68k/cf.md (cfv4_ds): Remove.
17207 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17208 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17210 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17211 power4-load-ext, power4-store, power4-store-update,
17212 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17213 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17214 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17215 power4-sqrt, power4-isync): Modify reservation to make correct
17216 unit distribution to automata.
17218 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17219 power5-store-update, power5-two, power5-three, power5-lmul,
17220 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17222 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17224 * except.c (pass_set_nothrow_function_flags): Set name and add
17226 (set_nothrow_function_flags): Mention in the dump file when
17227 changing a function to nothrow.
17229 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17232 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17233 instead of unsigned long.
17235 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17237 * config/arm/arm.c (return_used_this_function): Remove.
17238 (arm_output_function_prologue): Remove use of
17239 return_used_this_function.
17240 (output_return_instruction): Replace use of
17241 return_used_this_function
17242 by cfun->machine->return_used_this_function.
17243 (arm_output_epilogue): Likewise.
17244 (arm_output_function_epilogue): Likewise.
17245 (thumb_unexpanded_epilogue): Likewise.
17246 * config/arm/arm.h (struct machine_function):
17247 New member return_used_this_function.
17249 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17251 * doc/install.texi: Correct description of default directory for
17252 --with-gxx-include-dir.
17254 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17256 * fold-const.c (build_range_check): Properly deal with enumeral and
17257 boolean base types.
17259 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17261 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17262 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17263 * params.h (MAX_GCSE_PASSES): Remove.
17264 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17265 in sequence. Remove ability to run multiple passes.
17266 (bypass_jumps): Report run as third CPROP pass.
17268 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17270 PR middle-end/39651
17271 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17272 when deciding whether the whole SEQUENCE can throw.
17274 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17277 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17278 offseted label references.
17280 2009-04-11 Jan Hubicka <jh@suse.cz>
17282 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17284 2009-04-11 Richard Guenther <rguenther@suse.de>
17286 PR middle-end/39732
17287 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17288 return variables as TREE_ADDRESSABLE.
17290 2009-04-11 Richard Guenther <rguenther@suse.de>
17292 PR tree-optimization/39713
17293 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17294 reference trees have SSA_NAME operands.
17296 2009-04-11 Richard Guenther <rguenther@suse.de>
17299 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17300 address expressions.
17302 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17304 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17305 match changes in Cygwin 1.7
17306 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17307 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17309 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17311 PR tree-optimization/39701
17312 * doc/invoke.texi (Optimization Options): Document change in
17313 meaning and initialization of -fdelete-null-pointer-checks.
17315 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17317 PR middle-end/39701
17318 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17320 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17323 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17325 2009-04-10 Chao-ying Fu <fu@mips.com>
17327 * doc/tm.texi (Instruction Output): Document
17328 TARGET_ASM_FINAL_POSTSCAN_INSN.
17329 * target.h (final_postscan_insn): New field in asm_out.
17330 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17331 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17332 * final.c (final_scan_insn): Call
17333 targetm.asm_out.final_postscan_insn after outputting
17334 an asm macro and a normal instruction.
17336 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17337 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17338 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17339 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17340 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17342 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17344 PR middle-end/39701
17345 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17346 variables as non-NULL even with -fdelete-null-pointer-checks.
17348 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17350 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17352 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17355 * config/i386/i386.c (classify_argument): Handle SCmode with
17356 (bit_offset % 64) != 0.
17358 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17360 * doc/invoke.texi (Optimize Options): Add cross-reference to
17361 -Q --help=optimizers examples.
17363 2009-04-10 Ben Elliston <bje@au.ibm.com>
17366 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17367 regalign for the reg == fpr and TDmode case.
17369 2009-04-09 David Ayers <ayers@fsfe.org>
17372 * objc/objc-act.c (warn_with_method): Remove helper function.
17373 (check_duplicates): Call warning and inform directly.
17374 (really_start_method): Likewise.
17376 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17378 * expmed.c (expand_divmod): Always use a comparison for a division
17379 by a large unsigned integer.
17381 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17382 for things others than variables or functions as nonzero.
17384 2009-04-09 Nick Clifton <nickc@redhat.com>
17386 * unwind-compat.c: Change copyright header to refer to version
17387 3 of the GNU General Public License with version 3.1 of the
17388 GCC Runtime Library Exception and to point readers at the
17389 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17390 * config/alpha/crtfastmath.c: Likewise.
17391 * config/alpha/linux-unwind.h: Likewise.
17392 * config/alpha/qrnnd.asm: Likewise.
17393 * config/alpha/vms-crt0-64.c: Likewise.
17394 * config/alpha/vms-crt0.c: Likewise.
17395 * config/alpha/vms-dwarf2.asm: Likewise.
17396 * config/alpha/vms-dwarf2eh.asm: Likewise.
17397 * config/alpha/vms-psxcrt0-64.c: Likewise.
17398 * config/alpha/vms-psxcrt0.c: Likewise.
17399 * config/alpha/vms_tramp.asm: Likewise.
17400 * config/arc/initfini.c: Likewise.
17401 * config/arc/lib1funcs.asm: Likewise.
17402 * config/arm/bpabi-v6m.S: Likewise.
17403 * config/arm/bpabi.S: Likewise.
17404 * config/arm/bpabi.c: Likewise.
17405 * config/arm/crti.asm: Likewise.
17406 * config/arm/crtn.asm: Likewise.
17407 * config/arm/ieee754-df.S: Likewise.
17408 * config/arm/ieee754-sf.S: Likewise.
17409 * config/arm/lib1funcs.asm: Likewise.
17410 * config/arm/libunwind.S: Likewise.
17411 * config/arm/linux-atomic.c: Likewise.
17412 * config/arm/mmintrin.h: Likewise.
17413 * config/arm/pr-support.c: Likewise.
17414 * config/arm/unaligned-funcs.c: Likewise.
17415 * config/arm/unwind-arm.c: Likewise.
17416 * config/arm/unwind-arm.h: Likewise.
17417 * config/avr/libgcc.S: Likewise.
17418 * config/bfin/crti.s: Likewise.
17419 * config/bfin/crtlibid.s: Likewise.
17420 * config/bfin/crtn.s: Likewise.
17421 * config/bfin/lib1funcs.asm: Likewise.
17422 * config/bfin/linux-unwind.h: Likewise.
17423 * config/cris/arit.c: Likewise.
17424 * config/cris/cris_abi_symbol.c: Likewise.
17425 * config/darwin-64.c: Likewise.
17426 * config/darwin-crt2.c: Likewise.
17427 * config/darwin-crt3.c: Likewise.
17428 * config/darwin.h: Likewise.
17429 * config/dbxelf.h: Likewise.
17430 * config/dfp-bit.c: Likewise.
17431 * config/dfp-bit.h: Likewise.
17432 * config/elfos.h: Likewise.
17433 * config/fixed-bit.c: Likewise.
17434 * config/fixed-bit.h: Likewise.
17435 * config/fp-bit.c: Likewise.
17436 * config/fp-bit.h: Likewise.
17437 * config/fr30/crti.asm: Likewise.
17438 * config/fr30/crtn.asm: Likewise.
17439 * config/fr30/lib1funcs.asm: Likewise.
17440 * config/freebsd-spec.h: Likewise.
17441 * config/frv/cmovd.c: Likewise.
17442 * config/frv/cmovh.c: Likewise.
17443 * config/frv/cmovw.c: Likewise.
17444 * config/frv/frvbegin.c: Likewise.
17445 * config/frv/frvend.c: Likewise.
17446 * config/frv/lib1funcs.asm: Likewise.
17447 * config/glibc-stdint.h: Likewise.
17448 * config/h8300/clzhi2.c: Likewise.
17449 * config/h8300/crti.asm: Likewise.
17450 * config/h8300/crtn.asm: Likewise.
17451 * config/h8300/ctzhi2.c: Likewise.
17452 * config/h8300/fixunssfsi.c: Likewise.
17453 * config/h8300/lib1funcs.asm: Likewise.
17454 * config/h8300/parityhi2.c: Likewise.
17455 * config/h8300/popcounthi2.c: Likewise.
17456 * config/i386/ammintrin.h: Likewise.
17457 * config/i386/att.h: Likewise.
17458 * config/i386/avxintrin.h: Likewise.
17459 * config/i386/biarch64.h: Likewise.
17460 * config/i386/bmmintrin.h: Likewise.
17461 * config/i386/cpuid.h: Likewise.
17462 * config/i386/cross-stdarg.h: Likewise.
17463 * config/i386/crtfastmath.c: Likewise.
17464 * config/i386/crtprec.c: Likewise.
17465 * config/i386/cygming-crtbegin.c: Likewise.
17466 * config/i386/cygming-crtend.c: Likewise.
17467 * config/i386/cygwin.asm: Likewise.
17468 * config/i386/emmintrin.h: Likewise.
17469 * config/i386/gmm_malloc.h: Likewise.
17470 * config/i386/gthr-win32.c: Likewise.
17471 * config/i386/i386.h: Likewise.
17472 * config/i386/immintrin.h: Likewise.
17473 * config/i386/linux-unwind.h: Likewise.
17474 * config/i386/linux64.h: Likewise.
17475 * config/i386/mm3dnow.h: Likewise.
17476 * config/i386/mmintrin-common.h: Likewise.
17477 * config/i386/mmintrin.h: Likewise.
17478 * config/i386/nmmintrin.h: Likewise.
17479 * config/i386/pmm_malloc.h: Likewise.
17480 * config/i386/pmmintrin.h: Likewise.
17481 * config/i386/smmintrin.h: Likewise.
17482 * config/i386/sol2-c1.asm: Likewise.
17483 * config/i386/sol2-ci.asm: Likewise.
17484 * config/i386/sol2-cn.asm: Likewise.
17485 * config/i386/sol2-gc1.asm: Likewise.
17486 * config/i386/tmmintrin.h: Likewise.
17487 * config/i386/unix.h: Likewise.
17488 * config/i386/w32-unwind.h: Likewise.
17489 * config/i386/wmmintrin.h: Likewise.
17490 * config/i386/x86-64.h: Likewise.
17491 * config/i386/x86intrin.h: Likewise.
17492 * config/i386/xmmintrin.h: Likewise.
17493 * config/ia64/crtbegin.asm: Likewise.
17494 * config/ia64/crtend.asm: Likewise.
17495 * config/ia64/crtfastmath.c: Likewise.
17496 * config/ia64/crti.asm: Likewise.
17497 * config/ia64/crtn.asm: Likewise.
17498 * config/ia64/fde-glibc.c: Likewise.
17499 * config/ia64/lib1funcs.asm: Likewise.
17500 * config/ia64/linux-unwind.h: Likewise.
17501 * config/ia64/quadlib.c: Likewise.
17502 * config/ia64/unwind-ia64.c: Likewise.
17503 * config/linux.h: Likewise.
17504 * config/m32c/m32c-lib1.S: Likewise.
17505 * config/m32c/m32c-lib2-trapv.c: Likewise.
17506 * config/m32c/m32c-lib2.c: Likewise.
17507 * config/m32r/initfini.c: Likewise.
17508 * config/m68hc11/larith.asm: Likewise.
17509 * config/m68hc11/m68hc11-crt0.S: Likewise.
17510 * config/m68k/cf.md: Likewise.
17511 * config/m68k/crti.s: Likewise.
17512 * config/m68k/crtn.s: Likewise.
17513 * config/m68k/lb1sf68.asm: Likewise.
17514 * config/m68k/linux-unwind.h: Likewise.
17515 * config/mcore/crti.asm: Likewise.
17516 * config/mcore/crtn.asm: Likewise.
17517 * config/mcore/lib1.asm: Likewise.
17518 * config/mips/linux-unwind.h: Likewise.
17519 * config/mips/loongson.h: Likewise.
17520 * config/mips/mips16.S: Likewise.
17521 * config/mmix/crti.asm: Likewise.
17522 * config/mmix/crtn.asm: Likewise.
17523 * config/pa/fptr.c: Likewise.
17524 * config/pa/hpux-unwind.h: Likewise.
17525 * config/pa/lib2funcs.asm: Likewise.
17526 * config/pa/linux-atomic.c: Likewise.
17527 * config/pa/linux-unwind.h: Likewise.
17528 * config/pa/milli64.S: Likewise.
17529 * config/pa/quadlib.c: Likewise.
17530 * config/pa/stublib.c: Likewise.
17531 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17532 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17533 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17534 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17535 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17536 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17537 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17538 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17539 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17540 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17541 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17542 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17543 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17544 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17545 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17546 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17547 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17548 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17549 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17550 * config/rs6000/750cl.h: Likewise.
17551 * config/rs6000/altivec.h: Likewise.
17552 * config/rs6000/biarch64.h: Likewise.
17553 * config/rs6000/crtresfpr.asm: Likewise.
17554 * config/rs6000/crtresgpr.asm: Likewise.
17555 * config/rs6000/crtresxfpr.asm: Likewise.
17556 * config/rs6000/crtresxgpr.asm: Likewise.
17557 * config/rs6000/crtsavfpr.asm: Likewise.
17558 * config/rs6000/crtsavgpr.asm: Likewise.
17559 * config/rs6000/darwin-asm.h: Likewise.
17560 * config/rs6000/darwin-fallback.c: Likewise.
17561 * config/rs6000/darwin-fpsave.asm: Likewise.
17562 * config/rs6000/darwin-ldouble.c: Likewise.
17563 * config/rs6000/darwin-tramp.asm: Likewise.
17564 * config/rs6000/darwin-unwind.h: Likewise.
17565 * config/rs6000/darwin-vecsave.asm: Likewise.
17566 * config/rs6000/darwin-world.asm: Likewise.
17567 * config/rs6000/e500crtres32gpr.asm: Likewise.
17568 * config/rs6000/e500crtres64gpr.asm: Likewise.
17569 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17570 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17571 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17572 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17573 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17574 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17575 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17576 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17577 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17578 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17579 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17580 * config/rs6000/eabi-ci.asm: Likewise.
17581 * config/rs6000/eabi-cn.asm: Likewise.
17582 * config/rs6000/eabi.asm: Likewise.
17583 * config/rs6000/linux-unwind.h: Likewise.
17584 * config/rs6000/linux64.h: Likewise.
17585 * config/rs6000/paired.h: Likewise.
17586 * config/rs6000/paired.md: Likewise.
17587 * config/rs6000/ppc64-fp.c: Likewise.
17588 * config/rs6000/ppu_intrinsics.h: Likewise.
17589 * config/rs6000/rs6000.h: Likewise.
17590 * config/rs6000/si2vmx.h: Likewise.
17591 * config/rs6000/sol-ci.asm: Likewise.
17592 * config/rs6000/sol-cn.asm: Likewise.
17593 * config/rs6000/spe.h: Likewise.
17594 * config/rs6000/spu2vmx.h: Likewise.
17595 * config/rs6000/sysv4.h: Likewise.
17596 * config/rs6000/tramp.asm: Likewise.
17597 * config/rs6000/vec_types.h: Likewise.
17598 * config/s390/linux-unwind.h: Likewise.
17599 * config/s390/tpf-unwind.h: Likewise.
17600 * config/score/crti.asm: Likewise.
17601 * config/score/crtn.asm: Likewise.
17602 * config/sh/crt1.asm: Likewise.
17603 * config/sh/crti.asm: Likewise.
17604 * config/sh/crtn.asm: Likewise.
17605 * config/sh/divtab-sh4-300.c: Likewise.
17606 * config/sh/divtab-sh4.c: Likewise.
17607 * config/sh/divtab.c: Likewise.
17608 * config/sh/lib1funcs-4-300.asm: Likewise.
17609 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17610 * config/sh/lib1funcs.asm: Likewise.
17611 * config/sh/lib1funcs.h: Likewise.
17612 * config/sh/linux-atomic.asm: Likewise.
17613 * config/sh/linux-unwind.h: Likewise.
17614 * config/sh/shmedia.h: Likewise.
17615 * config/sh/sshmedia.h: Likewise.
17616 * config/sh/ushmedia.h: Likewise.
17617 * config/sparc/crtfastmath.c: Likewise.
17618 * config/sparc/linux-unwind.h: Likewise.
17619 * config/sparc/sol2-c1.asm: Likewise.
17620 * config/sparc/sol2-ci.asm: Likewise.
17621 * config/sparc/sol2-cn.asm: Likewise.
17622 * config/spu/divmodti4.c: Likewise.
17623 * config/spu/divv2df3.c: Likewise.
17624 * config/spu/float_disf.c: Likewise.
17625 * config/spu/float_unsdidf.c: Likewise.
17626 * config/spu/float_unsdisf.c: Likewise.
17627 * config/spu/float_unssidf.c: Likewise.
17628 * config/spu/mfc_multi_tag_release.c: Likewise.
17629 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17630 * config/spu/mfc_tag_release.c: Likewise.
17631 * config/spu/mfc_tag_reserve.c: Likewise.
17632 * config/spu/mfc_tag_table.c: Likewise.
17633 * config/spu/multi3.c: Likewise.
17634 * config/spu/spu_internals.h: Likewise.
17635 * config/spu/spu_intrinsics.h: Likewise.
17636 * config/spu/spu_mfcio.h: Likewise.
17637 * config/spu/vec_types.h: Likewise.
17638 * config/spu/vmx2spu.h: Likewise.
17639 * config/stormy16/stormy16-lib2.c: Likewise.
17640 * config/svr4.h: Likewise.
17641 * config/sync.c: Likewise.
17642 * config/v850/lib1funcs.asm: Likewise.
17643 * config/vxlib-tls.c: Likewise.
17644 * config/vxlib.c: Likewise.
17645 * config/vxworks-dummy.h: Likewise.
17646 * config/xtensa/crti.asm: Likewise.
17647 * config/xtensa/crtn.asm: Likewise.
17648 * config/xtensa/ieee754-df.S: Likewise.
17649 * config/xtensa/ieee754-sf.S: Likewise.
17650 * config/xtensa/lib1funcs.asm: Likewise.
17651 * config/xtensa/lib2funcs.S: Likewise.
17652 * config/xtensa/linux-unwind.h: Likewise.
17653 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17654 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17655 * coretypes.h: Likewise.
17656 * crtstuff.c: Likewise.
17657 * defaults.h: Likewise.
17658 * dwarf2.h: Likewise.
17659 * emutls.c: Likewise.
17660 * gbl-ctors.h: Likewise.
17661 * gcov-io.h: Likewise.
17662 * ginclude/float.h: Likewise.
17663 * ginclude/iso646.h: Likewise.
17664 * ginclude/stdarg.h: Likewise.
17665 * ginclude/stdbool.h: Likewise.
17666 * ginclude/stddef.h: Likewise.
17667 * ginclude/stdfix.h: Likewise.
17668 * ginclude/stdint-gcc.h: Likewise.
17669 * ginclude/tgmath.h: Likewise.
17670 * gthr-aix.h: Likewise.
17671 * gthr-dce.h: Likewise.
17672 * gthr-gnat.c: Likewise.
17673 * gthr-gnat.h: Likewise.
17674 * gthr-lynx.h: Likewise.
17675 * gthr-mipssde.h: Likewise.
17676 * gthr-nks.h: Likewise.
17677 * gthr-posix.c: Likewise.
17678 * gthr-posix.h: Likewise.
17679 * gthr-posix95.h: Likewise.
17680 * gthr-rtems.h: Likewise.
17681 * gthr-single.h: Likewise.
17682 * gthr-solaris.h: Likewise.
17683 * gthr-tpf.h: Likewise.
17684 * gthr-vxworks.h: Likewise.
17685 * gthr-win32.h: Likewise.
17686 * gthr.h: Likewise.
17687 * libgcc2.c: Likewise.
17688 * libgcc2.h: Likewise.
17689 * libgcov.c: Likewise.
17690 * tsystem.h: Likewise.
17691 * typeclass.h: Likewise.
17692 * unwind-c.c: Likewise.
17693 * unwind-compat.h: Likewise.
17694 * unwind-dw2-fde-compat.c: Likewise.
17695 * unwind-dw2-fde-darwin.c: Likewise.
17696 * unwind-dw2-fde-glibc.c: Likewise.
17697 * unwind-dw2-fde.c: Likewise.
17698 * unwind-dw2-fde.h: Likewise.
17699 * unwind-dw2.c: Likewise.
17700 * unwind-dw2.h: Likewise.
17701 * unwind-generic.h: Likewise.
17702 * unwind-pe.h: Likewise.
17703 * unwind-sjlj.c: Likewise.
17704 * unwind.inc: Likewise.
17705 * config/arm/neon-gen.ml: Change generated copyright header to
17706 refer to version 3 of the GNU General Public License with
17707 version 3.1 of the GCC Runtime Library Exception and to point
17708 readers at the COPYING3 and COPYING3.RUNTIME files and the
17709 FSF's license web page.
17710 * config/arm/arm_neon.h: Regenerate.
17712 2009-04-09 Jakub Jelinek <jakub@redhat.com>
17714 * config/cris/cris.md: Change copyright header to refer to version
17715 3 of the GNU General Public License.
17716 * doc/install.texi2html: Change copyright header to refer to version
17717 3 of the GNU General Public License and to point readers at the
17718 COPYING3 file and the FSF's license web page.
17719 * config/vax/linux.h: Likewise.
17721 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17723 * config/i386/i386.md (cmpcc): New.
17724 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
17725 (sync_compare_and_swap_cc*): Delete.
17727 * config/s390/s390.c (s390_compare_emitted): Remove.
17728 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
17729 s390_compare_emitted used to be handled. Assert that modes match.
17730 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
17731 refer to sync_compare_and_swap_ccsi.
17732 * config/s390/s390.h (s390_compare_emitted): Remove.
17733 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
17734 instead of s390_compare_emitted.
17735 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
17736 instead of s390_compare_emitted.
17737 * config/s390/s390.md (cmpcc): New.
17738 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
17739 CC_REGNUM, do not pretend it's set.
17740 (sync_compare_and_swap_cc*): Delete.
17741 * config/s390/predicates.md (cc_reg_operand): New.
17743 * expr.c (sync_compare_and_swap_cc): Delete.
17744 * optabs.h (sync_compare_and_swap_cc): Delete.
17745 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
17746 is being used with can_compare_p.
17747 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
17748 (find_cc_set): New.
17749 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
17750 look for a MODE_CC set instead. Use emit_store_flag.
17751 (expand_compare_and_swap_loop): Likewise, with some additional
17752 complication to avoid a force_reg when useless. Use
17753 emit_cmp_and_jump_insns.
17754 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
17755 * doc/md.texi (sync_compare_and_swap_cc): Merge with
17756 sync_compare_and_swap documentation.
17758 2009-04-09 Jan Hubicka <jh@suse.cz>
17760 * except.c (find_prev_try): Break out from ....
17761 (duplicate_eh_regions): ... here; properly update prev_try pointers
17762 when duplication part of tree.
17763 (dump_eh_tree): Improve dumping.
17764 (verify_eh_region): New.
17765 (verify_eh_tree): Use it.
17767 2009-04-06 Richard Guenther <rguenther@suse.de>
17769 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
17770 &ARRAY addresses by adjusting their types and prepending
17772 * tree-cfg.c (verify_gimple_assign_single): Verify that
17773 addresses are correct.
17775 2009-04-09 Richard Guenther <rguenther@suse.de>
17777 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
17778 indices into an array reference if possible.
17779 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17780 Fold POINTER_PLUS_EXPR statements with invariant address.
17782 2009-04-09 Alan Modra <amodra@bigpond.net.au>
17785 * config.gcc (powerpc64-*-linux*): Always build biarch.
17787 2009-04-09 Joseph Myers <joseph@codesourcery.com>
17790 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
17791 it and pedwarn if this results in an INTEGER_CST.
17793 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17795 * doc/install.texi: Update minimum GMP version. Remove obsolete
17796 text in MPFR section.
17798 2009-04-08 Jakub Jelinek <jakub@redhat.com>
17800 * dwarf2out.c (class_scope_p): New static inline.
17801 (class_or_namespace_scope_p): Use it.
17802 (gen_variable_die): Use DW_TAG_member tag for static data member
17803 declarations instead of DW_TAG_variable.
17805 PR middle-end/39573
17806 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
17809 2009-04-08 Richard Guenther <rguenther@suse.de>
17811 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
17812 valueize random data.
17814 2009-04-08 David Edelsohn <edelsohn@gnu.org>
17816 * config.gcc (aix tm_file): Add aix-stdint.h.
17817 (aix tm clause use_gcc_stdint): Set to wrap.
17818 * config/rs6000/aix-stdint.h: New file.
17820 2009-04-08 Richard Guenther <rguenther@suse.de>
17822 PR middle-end/36291
17823 * tree-dfa.c (add_referenced_var): Do not recurse into
17824 global initializers.
17825 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
17827 (fold_const_aggregate_ref): Likewise.
17829 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17831 * recog.c (ordered_comparison_operator): New.
17832 * gensupport.c (std_preds): Add it.
17833 * doc/md.texi (Machine-Independent Predicates): Document it.
17835 2009-04-08 Jan Hubicka <jh@suse.cz>
17837 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
17838 * function.h (rtl_eh): Remove exception_handler_label_map.
17839 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
17840 remove_exception_handler_label, for_each_eh_label_1): Remove.
17841 (rtl_remove_unreachable_regions): Remove.
17842 (convert_from_eh_region_ranges): Do not remove unreachable regions.
17843 (find_exception_handler_labels): Don't build the hashtable.
17844 (maybe_remove_eh_handler): Remove.
17845 (for_each_eh_label): Rewrite to walk the tree.
17846 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
17847 * except.h (maybe_remove_eh_handler): Remove.
17848 * passes.c (init_optimization_passes): Schedule second EH cleanup
17850 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
17851 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
17853 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
17855 * genoutput.c (validate_optab_operands): New.
17856 (gen_insn, gen_expand): Call it.
17858 * genflags.c (gen_insn): Detect misused iterators.
17859 (main): Pass line_no to gen_insn, exit with status 1 on error.
17861 * genextract.c (line_no): Make global.
17862 (VEC_safe_set_locstr): Change assertion to error message.
17863 (main): Exit with status 1 on error.
17865 2009-04-08 Joseph Myers <joseph@codesourcery.com>
17869 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17870 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17871 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
17872 * c-convert.c (convert): Do not call fold on results of conversion
17873 functions when the result is a C_MAYBE_CONST_EXPR.
17874 * c-parser.c (c_parser_postfix_expression): Do not fold condition
17875 of __builtin_choose_expr.
17876 * c-typeck.c (remove_c_maybe_const_expr): New.
17877 (build_unary_op, build_conditional_expr, build_compound_expr,
17878 build_binary_op, c_objc_common_truthvalue_conversion): Call
17879 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
17882 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
17884 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
17885 CODE to produce a new one. Add a prototype to use fold_convert_const
17887 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
17890 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
17891 mix declarations and code.
17893 2009-04-08 Ben Elliston <bje@au.ibm.com>
17895 * gcc.c: Replace `CC' with `GCC' throughout.
17897 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
17899 * doc/invoke.texi: Document Atom support.
17901 2009-04-07 Jason Merrill <jason@redhat.com>
17904 * c-common.h, c-common.c: Add flag_pretty_templates.
17905 * c-opts.c (c_common_handle_option): Set it.
17906 * c.opt: Add -fno-pretty-templates.
17907 * doc/invoke.texi (C++ Dialect Options): Likewise.
17909 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
17911 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
17912 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
17913 (ia64_expand_builtin): Likewise.
17915 2009-04-07 Martin Jambor <mjambor@suse.cz>
17917 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
17918 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
17919 ADDR_EXPRS are include too.
17921 2009-04-07 Richard Guenther <rguenther@suse.de>
17923 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
17924 decls are only used if passes as parameters or if they are
17925 local statics and the call is not to a builtin.
17926 (call_may_clobber_ref_p_1): Likewise.
17928 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17930 * expr.c (do_store_flag): Remove last argument. Simplify code
17931 to avoid duplication of tests already done by can_compare_p.
17932 (expand_expr_real_1): Adjust caller.
17934 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17936 * optabs.c (can_compare_p): Test the predicate of a
17937 cbranch and cstore pattern.
17939 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17941 * expr.c (convert_move): Use emit_store_flag instead of
17944 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
17946 * config/i386/i386.c (ix86_compare_emitted): Remove.
17947 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
17948 ix86_compare_op0 like ix86_compare_emitted used to be handled.
17949 * config/i386/i386.h (ix86_compare_emitted): Remove.
17950 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
17951 instead of ix86_compare_emitted.
17952 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
17954 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
17956 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
17957 Add t-sysroot-suffix to tmake_file.
17958 * config/print-sysroot-suffix.sh: New file.
17959 * config/t-sysroot-suffix: New file.
17961 2009-04-07 Ben Elliston <bje@au.ibm.com>
17963 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
17964 as the latter produces a warning when the target does not support
17967 2009-04-07 Ben Elliston <bje@au.ibm.com>
17969 * dfp.c: Replace type punning assignments with memcpy throughout.
17970 * Makefile.in (dfp.o-warn): Remove.
17972 2009-04-07 Alan Modra <amodra@bigpond.net.au>
17975 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
17976 Include soft-fp/t-softfp after rs6000/t-linux64.
17978 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
17980 * stor-layout.c (set_sizetype): Use the full precision of their
17981 machine mode for bitsize types.
17983 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
17985 * config/i386/i386.md: Revert 2 accidental checkins.
17987 2009-04-06 Joey Ye <joey.ye@intel.com>
17988 Xuepeng Guo <xuepeng.guo@intel.com>
17989 H.J. Lu <hongjiu.lu@intel.com>
17991 Atom pipeline model, tuning and insn selection.
17992 * config.gcc (atom): Add atom config options and target.
17994 * config/i386/atom.md: New.
17996 * config/i386/i386.c (atom_cost): New cost.
17997 (m_ATOM): New macro flag.
17998 (initial_ix86_tune_features): Set m_ATOM.
17999 (x86_accumulate_outgoing_args): Likewise.
18000 (x86_arch_always_fancy_math_387): Likewise.
18001 (processor_target): Add Atom cost.
18002 (cpu_names): Add Atom cpu name.
18003 (override_options): Set Atom ISA.
18004 (ix86_issue_rate): New case PROCESSOR_ATOM.
18005 (ix86_adjust_cost): Likewise.
18007 * config/i386/i386.h (TARGET_ATOM): New target macro.
18008 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18009 (TARGET_OPT_AGU): New target option.
18010 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18011 (processor_type): Add PROCESSOR_ATOM.
18013 * config/i386/i386.md (cpu): Add new value "atom".
18014 (use_carry, movu): New attr.
18015 (atom.md): Include atom.md.
18016 (adddi3_carry_rex64): Set attr "use_carry".
18017 (addqi3_carry): Likewise.
18018 (addhi3_carry): Likewise.
18019 (addsi3_carry): Likewise.
18020 (*addsi3_carry_zext): Likewise.
18021 (subdi3_carry_rex64): Likewise.
18022 (subqi3_carry): Likewise.
18023 (subhi3_carry): Likewise.
18024 (subsi3_carry): Likewise.
18025 (x86_movdicc_0_m1_rex64): Likewise.
18026 (*x86_movdicc_0_m1_se): Likewise.
18027 (x86_movsicc_0_m1): Likewise.
18028 (*x86_movsicc_0_m1_se): Likewise.
18029 (*adddi_1_rex64): Emit add insn as much as possible.
18030 (*addsi_1): Likewise.
18031 (return_internal): Set atom_unit.
18032 (return_internal_long): Likewise.
18033 (return_pop_internal): Likewise.
18034 (*rcpsf2_sse): Set atom_sse_attr attr.
18035 (*qrt<mode>2_sse): Likewise.
18036 (*prefetch_sse): Likewise.
18038 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18040 (ix86_target_macros_internal): Likewise.
18042 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18043 (*prefetch_sse_rex): Likewise.
18044 (sse_rcpv4sf2): Likewise.
18045 (sse_vmrcpv4sf2): Likewise.
18046 (sse_sqrtv4sf2): Likewise.
18047 (<sse>_vmsqrt<mode>2): Likewise.
18048 (sse_ldmxcsr): Likewise.
18049 (sse_stmxcsr): Likewise.
18050 (*sse_sfence): Likewise.
18051 (sse2_clflush): Likewise.
18052 (*sse2_mfence): Likewise.
18053 (*sse2_lfence): Likewise.
18054 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18055 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18056 (avx_movdqu<avxmodesuffix>): Likewise.
18057 (avx_lddqu<avxmodesuffix>): Likewise.
18058 (sse2_movntv2di): Change attr "type" to "ssemov".
18059 (sse2_movntsi): Likewise.
18060 (rsqrtv8sf2): Change attr "type" to "sseadd".
18061 (sse3_addsubv2df3): Set attr "atom_unit".
18062 (sse3_h<plusminus_insn>v4sf3): Likewise.
18063 (*sse2_pmaddwd): Likewise.
18064 (*vec_extractv2di_1_rex64): Likewise.
18065 (*vec_extractv2di_1_avx): Likewise.
18066 (sse2_psadbw): Likewise.
18067 (ssse3_phaddwv8hi3): Likewise.
18068 (ssse3_phaddwv4hi3): Likewise.
18069 (ssse3_phadddv4si3): Likewise.
18070 (ssse3_phadddv2si3): Likewise.
18071 (ssse3_phaddswv8hi3): Likewise.
18072 (ssse3_phaddswv4hi3): Likewise.
18073 (ssse3_phsubwv8hi3): Likewise.
18074 (ssse3_phsubwv4hi3): Likewise.
18075 (ssse3_phsubdv4si3): Likewise.
18076 (ssse3_phsubdv2si3): Likewise.
18077 (ssse3_phsubswv8hi3): Likewise.
18078 (ssse3_phsubswv4hi3): Likewise.
18079 (ssse3_pmaddubsw128): Likewise.
18080 (sse3_pmaddubsw: Likewise.
18081 (ssse3_palignrti): Likewise.
18082 (ssse3_palignrdi): Likewise.
18084 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18086 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18088 2009-04-06 Richard Guenther <rguenther@suse.de>
18090 PR tree-optimization/28868
18091 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18092 of which PHI results we inserted.
18093 (insert_into_preds_of_block): Record inserted PHIs.
18094 (eliminate): Eliminate redundant PHI nodes.
18095 (init_pre): Init inserted_phi_names.
18097 2009-04-06 Richard Guenther <rguenther@suse.de>
18099 PR tree-optimization/39643
18100 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18101 IMAGPART_EXPRs of complex constants.
18102 (execute_fold_all_builtins): If we folded a call queue
18103 TODO_update_address_taken.
18105 2009-04-06 Jan Hubicka <jh@suse.cz>
18107 PR middle-end/39659
18108 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18111 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18113 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18115 (ic_invalidate_array): Likewise.
18117 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18119 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18120 alignment for library calls.
18122 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18124 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18125 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18126 * config/i386/mingw-stdint.h: New file.
18128 2009-04-05 Richard Guenther <rguenther@suse.de>
18130 PR tree-optimization/39648
18131 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18132 our &A vs. &A[0] IL deficiencies.
18134 2009-04-04 Jan Hubicka <jh@suse.cz>
18136 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18137 removed toplevel regions.
18138 (sjlj_mark_call_sites): Likewise.
18140 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18142 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18143 (cygwin tm clause use_gcc_stdint): Set to wrap.
18144 * config/i386/cygwin-stdint.h: New file.
18146 2009-04-04 Richard Guenther <rguenther@suse.de>
18148 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18149 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18150 single-argument PHIs if we are in loop-closed SSA form.
18151 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18152 for the pre-condition.
18153 (slpeel_tree_peel_loop_to_edge): Likewise.
18154 (vect_build_loop_niters): Take an optional sequence to append stmts.
18155 (vect_generate_tmps_on_preheader): Likewise.
18156 (vect_do_peeling_for_loop_bound): Take extra guards for the
18158 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18159 the cost model check.
18160 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18161 guards if we are going to peel. Do not apply versioning in that case.
18162 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18163 (vect_do_peeling_for_loop_bound): Likewise.
18164 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18165 loop bound only record extra pre-conditions, do not apply loop
18168 2009-04-04 Richard Guenther <rguenther@suse.de>
18170 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18173 2009-04-04 Jan Hubicka <jh@suse.cz>
18175 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18176 last_basic_block for size of bb->index indexed array.
18177 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18178 compute_out, link_btr_uses, build_btr_def_use_webs,
18179 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18181 2009-04-04 Jan Hubicka <jh@suse.cz>
18183 * except.c (remove_eh_handler_and_replace): Break out from ...
18184 (remove_eh_handler): ... here.
18185 (bring_to_root): New function.
18186 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18187 handled ones, bring others to root of tree.
18189 2009-04-04 Jan Hubicka <jh@suse.cz>
18191 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18192 (all_phis_safe_to_merge): New function.
18193 (update_info): New structure.
18194 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18195 (cleanup_empty_eh): Update SSA if possible.
18197 2009-04-04 Richard Guenther <rguenther@suse.de>
18199 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18200 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18201 (append_vuse): Likewise.
18203 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18205 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18206 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18207 instead of REG_UNSAVED for DW_CFA_undefined.
18208 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18209 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18212 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18215 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18216 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18217 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18219 2009-04-04 Richard Guenther <rguenther@suse.de>
18221 PR tree-optimization/8781
18222 PR tree-optimization/37892
18223 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18224 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18225 (valueize_refs): Call it for *& valueizations.
18226 (shared_reference_ops_from_ref): Rename to ...
18227 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18228 (shared_reference_ops_from_call): Rename to ...
18229 (valueize_shared_reference_ops_from_call): ... this and valueize.
18230 (vn_reference_lookup): Update.
18231 (visit_reference_op_call): Likewise.
18232 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18233 (eliminate): Value-replace the call address in call statements.
18235 2009-04-04 Richard Guenther <rguenther@suse.de>
18237 PR tree-optimization/39636
18238 * tree-ssa-forwprop.c
18239 (forward_propagate_addr_into_variable_array_index): Check for
18240 GIMPLE_ASSIGN before accessing the rhs code.
18242 2009-04-03 Jason Merrill <jason@redhat.com>
18244 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18246 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18248 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18249 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18250 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18251 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18252 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18253 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18254 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18255 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18256 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18257 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18258 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18259 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18260 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18261 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18262 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18263 Use fr_reg_or_fp01_operand instead of fr_register_operand
18265 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18266 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18267 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18269 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18271 PR rtl-optimization/39607
18272 PR rtl-optimization/39631
18276 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18277 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18278 instead of DF_LR_OUT.
18279 * ira-lives.c (process_bb_node_lives): Ditto.
18280 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18281 instead of DF_LR_{OUT,IN}.
18282 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18283 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18285 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18287 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18288 (execute_lower_omp): Always run but take the short way out if -fopenmp
18290 (gate_lower_omp): Remove, forcing the pass manager to always run the
18291 pass and always set PROP_gimple_lomp.
18292 (pass_lower_omp): Remove gate function.
18293 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18294 PROP_trees. Instead, require it.
18295 * ipa-cp.c (pass_ipa_cp): Likewise.
18296 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18297 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18298 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18299 and PROP_gimple_leh.
18301 2009-04-03 Richard Guenther <rguenther@suse.de>
18303 PR middle-end/13146
18304 PR tree-optimization/23940
18305 PR tree-optimization/33237
18306 PR middle-end/33974
18307 PR middle-end/34093
18308 PR tree-optimization/36201
18309 PR tree-optimization/36230
18310 PR tree-optimization/38049
18311 PR tree-optimization/38207
18312 PR tree-optimization/38230
18313 PR tree-optimization/38301
18314 PR tree-optimization/38585
18315 PR middle-end/38895
18316 PR tree-optimization/38985
18317 PR tree-optimization/39299
18318 * tree-ssa-structalias.h: Remove.
18319 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18320 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18321 (struct vuse_element_d): Remove.
18322 (struct vuse_vec_d): Likewise.
18323 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18324 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18325 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18326 VUSE_ELEMENT_VAR): Likewise.
18327 (struct voptype_d): Likewise.
18328 (NUM_VOP_FREE_BUCKETS): Likewise.
18329 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18330 (struct stmt_operands_d): Remove.
18331 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18332 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18333 VDEF_NUM, VDEF_VECT): Likewise.
18334 (copy_virtual_operands): Remove.
18335 (operand_build_cmp): Likewise.
18336 (create_ssa_artificial_load_stmt): Likewise.
18337 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18338 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18339 vuse_index and mayuse_index members. Pack and move done and iter_type
18340 members to the front.
18341 (SSA_OP_VMAYUSE): Remove.
18342 (SSA_OP_VIRTUAL_USES): Adjust.
18343 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18344 (unlink_stmt_vdef): Declare.
18345 (add_to_addressable_set): Remove.
18346 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18347 (vrp_visit_stmt): Likewise.
18348 * doc/tree-ssa.texi (Alias analysis): Update.
18349 * doc/invoke.texi (max-aliased-vops): Remove docs.
18350 (avg-aliased-vops): Likewise.
18351 * tree-into-ssa.c (syms_to_rename): Remove.
18352 (need_to_update_vops_p): Likewise.
18353 (need_to_initialize_update_ssa_p): Rename to ...
18354 (update_ssa_initialized_fn): ... this. Track function we are
18356 (symbol_marked_for_renaming): Simplify.
18357 (add_new_name_mapping): Do not set need_to_update_vops_p.
18358 (dump_currdefs): Use SYMS_TO_RENAME.
18359 (rewrite_update_stmt): Always walk all uses/defs.
18360 (dump_update_ssa): Adjust.
18361 (init_update_ssa): Take function argument. Track what we are
18363 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18364 (create_new_def_for): Initialize for cfun, assert we are initialized
18366 (mark_sym_for_renaming): Simplify.
18367 (mark_set_for_renaming): Do not initialize update-ssa.
18368 (need_ssa_update_p): Simplify. Take function argument.
18369 (name_mappings_registered_p): Assert we ask for the correct function.
18370 (name_registered_for_update_p): Likewise.
18371 (ssa_names_to_replace): Likewise.
18372 (release_ssa_name_after_update_ssa): Likewise.
18373 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18374 (dump_decl_set): Do not print a newline.
18375 (debug_decl_set): Do it here.
18376 (dump_update_ssa): And here.
18377 * tree-ssa-loop-im.c (move_computations): Adjust.
18378 (movement_possibility): Likewise.
18379 (determine_max_movement): Likewise.
18380 (gather_mem_refs_stmt): Likewise.
18381 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18382 or NAME_MEMORY_TAG.
18383 * tree-complex.c (update_all_vops): Remove.
18384 (expand_complex_move): Adjust.
18385 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18386 Simplify test for memory referencing statement. Exclude
18387 non-invariant ADDR_EXPRs.
18388 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18389 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18390 (rdg_flag_uses): Likewise.
18391 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18393 (tree_optimize_tail_calls_1): Also split the
18394 edge from the entry block if we have degenerate PHI nodes in
18395 the first basic block.
18396 * tree.c (init_ttree): Remove memory-tag related code.
18397 (tree_code_size): Likewise.
18398 (tree_node_structure): Likewise.
18399 (build7_stat): Re-write to be build6_stat.
18400 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18401 (SSA_VAR_P): Adjust.
18402 (struct tree_memory_tag): Remove.
18403 (struct tree_memory_partition_tag): Likewise.
18404 (union tree_node): Adjust.
18405 (build7): Re-write to be build6.
18406 * tree-pass.h (pass_reset_cc_flags): Remove.
18407 (TODO_update_address_taken): New flag.
18408 (pass_simple_dse): Remove.
18409 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18410 * params.h (MAX_ALIASED_VOPS): Remove.
18411 (AVG_ALIASED_VOPS): Likewise.
18412 * omp-low.c (expand_omp_taskreg): Update SSA form.
18413 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18414 aliases the lhs in a copy stmt.
18415 * tree-ssa-dse.c (struct address_walk_data): Remove.
18416 (memory_ssa_name_same): Likewise.
18417 (memory_address_same): Likewise.
18418 (get_kill_of_stmt_lhs): Likewise.
18419 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18420 unused stores. Look through PHI nodes into post-dominated regions.
18421 (dse_optimize_stmt): Simplify. Properly remove stores.
18422 (tree_ssa_dse): Compute dominators.
18423 (execute_simple_dse): Remove.
18424 (pass_simple_dse): Likewise.
18425 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18426 gimple_loaded_syms and gimple_stored_syms computation.
18427 * toplev.c (dump_memory_report): Dump alias and pta stats.
18428 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18429 (vn_reference_eq): Likewise.
18430 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18431 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18432 valueize_vuses): Remove.
18433 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18434 (get_def_ref_stmt_vuse): ... this.
18435 (vn_reference_lookup_2): New function.
18436 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18437 walking equivalent vuses. Simplify.
18438 (vn_reference_lookup): Likewise.
18439 (vn_reference_insert): Likewise.
18440 (vn_reference_insert_pieces): Likewise.
18441 (visit_reference_op_call): Simplify.
18442 (visit_reference_op_load): Likewise.
18443 (visit_reference_op_store): Likewise.
18444 (init_scc_vn): Remove shared_lookup_vuses initialization.
18445 (free_scc_vn): Remove shared_lookup_vuses freeing.
18446 (sort_vuses, sort_vuses_heap): Remove.
18447 (get_ref_from_reference_ops): Export.
18448 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18449 vector with single vuse pointer.
18450 (vn_reference_lookup_pieces, vn_reference_lookup,
18451 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18452 (shared_vuses_from_stmt): Remove.
18453 (get_ref_from_reference_ops): Declare.
18454 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18455 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18456 memory-tag related code.
18457 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18458 (likely_value): Add comment, skip static-chain of call statements.
18459 (surely_varying_stmt_p): Adjust.
18460 (gimplify_and_update_call_from_tree): Likewise.
18461 (execute_fold_all_builtins): Do not rebuild alias info.
18462 (gimplify_and_update_call_from_tree): Properly update VOPs.
18463 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18464 (copy_ref_info): Remove memory-tag related code.
18465 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18466 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18467 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18469 * tree-ssa-dom.c (gimple_p): Remove typedef.
18470 (eliminate_redundant_computations): Adjust.
18471 (record_equivalences_from_stmt): Likewise.
18472 (avail_expr_hash): Likewise.
18473 (avail_expr_eq): Likewise.
18474 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18475 (stmt_makes_single_load): Likewise.
18476 (stmt_makes_single_store): Likewise.
18477 * tree-ssa-alias.c: Rewrite completely.
18478 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18479 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18480 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18481 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18482 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18483 Remove public functions.
18484 (pass_reset_cc_flags): Remove.
18485 (pass_build_alias): Move ...
18486 * tree-ssa-structalias.c (pass_build_alias): ... here.
18487 * tree-ssa-alias.c (may_be_aliased): Move ...
18488 * tree-flow-inline.h (may_be_aliased): ... here.
18489 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18490 count_uses_and_derefs): Move ...
18491 * gimple.c: ... here.
18492 * gimple.h (count_uses_and_derefs): Declare.
18493 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18494 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18495 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18496 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18497 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18498 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18499 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18501 * tree-dfa.c (refs_may_alias_p): Move ...
18502 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18503 * tree-ssa-alias.h: New file.
18504 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18505 (statement_sink_location): Likewise.
18506 * opts.c (decode_options): Do not adjust max-aliased-vops or
18507 avg-aliased-vops values.
18508 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18509 (TV_CALL_CLOBBER): Likewise.
18510 (TV_FLOW_SENSITIVE): Likewise.
18511 (TV_FLOW_INSENSITIVE): Likewise.
18512 (TV_MEMORY_PARTITIONING): Likewise.
18513 (TV_ALIAS_STMT_WALK): New timevar.
18514 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18515 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18516 (get_address_description): Remove memory-tag related code.
18517 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18518 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18519 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18520 and immediate uses in statements. Document.
18521 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18522 (dump_symbols): Remove.
18523 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18524 * alias.c (get_deref_alias_set): New function split out from ...
18525 (get_alias_set): ... here.
18526 * alias.h (get_deref_alias_set): Declare.
18527 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18528 type parameter. Remove restrict pointer handling. Create a
18529 ref-all pointer in case type-based alias sets do not conflict.
18530 (vect_analyze_data_refs): Remove SMT related code.
18531 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18532 (vectorizable_load): Likewise.
18533 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18534 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18535 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18536 Ignore vops and SMTs.
18537 (dr_analyze_alias): Likewise..
18538 (free_data_ref): Likewise.
18539 (create_data_ref): Likewise.
18540 (analyze_all_data_dependences): Likewise.
18541 (get_references_in_stmt): Adjust.
18542 * tree-flow-inline.h (gimple_aliases_computed_p,
18543 gimple_addressable_vars, gimple_call_clobbered_vars,
18544 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18545 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18546 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18547 gimple_mem_ref_stats): Remove.
18548 (gimple_vop): New function.
18549 (op_iter_next_use): Remove vuses and mayuses cases.
18550 (op_iter_next_def): Remove vdefs case.
18551 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18552 (clear_and_done_ssa_iter): Do not set removed fields.
18553 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18554 Assert we are not iterating over vuses or vdefs if not also
18555 iterating over uses or defs.
18556 (op_iter_init_use): Likewise.
18557 (op_iter_init_def): Likewise.
18558 (op_iter_next_vdef): Remove.
18559 (op_iter_next_mustdef): Likewise.
18560 (op_iter_init_vdef): Likewise.
18561 (compare_ssa_operands_equal): Likewise.
18562 (link_use_stmts_after): Handle vuse operand.
18563 (is_call_used): Use is_call_clobbered.
18564 (is_call_clobbered): Global variables are always call clobbered,
18565 query the call-clobbers bitmap.
18566 (mark_call_clobbered): Ignore global variables.
18567 (clear_call_clobbered): Likewise.
18568 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18569 virtual operands sanity check.
18570 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18572 (TARGET_MEM_REF): Remove TMR_TAG operand.
18573 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18574 Remove call-clobber related code.
18575 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18576 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18577 partitions or escape reason.
18578 (get_single_def_stmt, get_single_def_stmt_from_phi,
18579 get_single_def_stmt_with_phi): Remove.
18580 (dump_referenced_vars): Tidy.
18581 (get_ref_base_and_extent): Allow bare decls.
18582 (collect_dfa_stats): Adjust.
18583 * graphite.c (rename_variables_in_stmt): Adjust.
18584 (graphite_copy_stmts_from_block): Likewise.
18585 (translate_clast): Likewise.
18586 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18588 (translate_vuse_through_block): Use the oracle.
18589 (phi_translate_1): Adjust.
18590 (value_dies_in_block_x): Use the oracle. Cache the outcome
18592 (valid_in_sets): Check if the VUSE for
18593 a REFERENCE is available.
18594 (eliminate): Do not remove stmts during elimination,
18595 instead queue and remove them afterwards.
18596 (do_pre): Do not rebuild alias info.
18597 (pass_pre): Run TODO_rebuild_alias before PRE.
18598 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18599 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18600 (mark_all_v_defs_stmt): Remove.
18601 (mark_all_v_defs_seq): Adjust.
18602 (sra_replace): Likewise.
18603 (scalarize_use): Likewise.
18604 (scalarize_copy): Likewise.
18605 (scalarize_init): Likewise.
18606 (scalarize_ldst): Likewise.
18607 (todoflags): Remove.
18608 (tree_sra): Do not rebuild alias info.
18609 (tree_sra_early): Adjust.
18610 (pass_sra): Run TODO_update_address_taken before SRA.
18611 * tree-predcom.c (set_alias_info): Remove.
18612 (prepare_initializers_chain): Do not call it.
18613 (mark_virtual_ops_for_renaming): Adjust.
18614 (mark_virtual_ops_for_renaming_list): Remove.
18615 (initialize_root_vars): Adjust.
18616 (initialize_root_vars_lm): Likewise.
18617 (prepare_initializers_chain): Likewise.
18618 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18619 (may_propagate_copy_into_stmt): Likewise.
18620 (merge_alias_info): Do nothing for now.
18621 (propagate_tree_value_into_stmt): Adjust.
18622 (stmt_may_generate_copy): Likewise.
18623 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18624 not mark symbols for renaming.
18625 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18626 with the same statement, make sure to update the new pointed-to one.
18627 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18628 call statements, do not mark symbols for renaming.
18629 (mark_operand_necessary): Dump something.
18630 (ref_may_be_aliased): New function.
18631 (mark_aliased_reaching_defs_necessary_1): New helper function.
18632 (mark_aliased_reaching_defs_necessary): Likewise.
18633 (mark_all_reaching_defs_necessary_1): Likewise.
18634 (mark_all_reaching_defs_necessary): Likewise.
18635 (propagate_necessity): Do not process virtual PHIs. For
18636 non-aliased loads mark all reaching definitions as necessary.
18637 For aliased loads and stores mark the immediate dominating
18638 aliased clobbers as necessary.
18639 (visited): New global static.
18640 (perform_tree_ssa_dce): Free visited bitmap after propagating
18642 (remove_dead_phis): Perform simple dead virtual PHI removal.
18643 (remove_dead_stmt): Properly unlink virtual operands when
18645 (eliminate_unnecessary_stmts): Schedule PHI removal after
18647 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18648 (process_replaceable): Likewise.
18649 (find_replaceable_in_bb): Likewise.
18650 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18651 based on the single gimple vop.
18652 (verify_flow_insensitive_alias_info): Remove.
18653 (verify_flow_sensitive_alias_info): Likewise.
18654 (verify_call_clobbering): Likewise.
18655 (verify_memory_partitions): Likewise.
18656 (verify_alias_info): Likewise.
18657 (verify_ssa): Adjust..
18658 (execute_update_addresses_taken): Export. Update SSA
18659 manually. Optimize only when optimizing. Use a local bitmap.
18660 (pass_update_address_taken): Remove TODO_update_ssa, add
18662 (pass_update_address_taken): Just use TODO_update_address_taken.
18663 (init_tree_ssa): Do not initialize addressable_vars.
18664 (verify_ssa): Verify new VUSE / VDEF properties.
18665 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18666 Do not call verify_alias_info.
18667 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18668 Do not free the loaded and stored syms bitmaps. Reset the escaped
18669 and callused solutions. Do not free addressable_vars.
18670 Remove memory-tag related code.
18671 (warn_uninitialized_var): Aliases are always available.
18672 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18673 * lambda-code.c (can_put_in_inner_loop): Adjust.
18674 (can_put_after_inner_loop): Likewise.
18675 (perfect_nestify): Likewise.
18676 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18677 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18678 (vectorizable_conversion): Do not mark symbols for renaming.
18679 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18680 (expand_call_inline): Unlink the calls virtual operands before
18682 (tree_function_versioning): Do not call update_ssa if we are not
18683 updating clones. Simplify.
18684 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18685 (propagate_with_phi): Likewise..
18686 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18687 clobber code. Assert we are not aliased or global.
18688 * tree-flow.h: Include tree-ssa-alias.h
18689 (enum escape_type): Remove.
18690 (struct mem_sym_stats_d): Likewise.
18691 (struct mem_ref_stats_d): Likewise.
18692 (struct gimple_df): Add vop member. Remove global_var,
18693 call_clobbered_vars, call_used_vars, addressable_vars,
18694 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18695 escaped and callused members.
18696 (struct ptr_info_def): Remove all members, add points-to solution
18698 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18699 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18700 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18701 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18702 (tree-ssa-alias.o): Likewise.
18703 (toplev.o): Add tree-ssa-alias.h
18704 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
18705 * gimple.c (gimple_set_bb): Fix off-by-one error.
18706 (is_gimple_reg): Do not handle memory tags.
18707 (gimple_copy): Also copy virtual operands.
18708 Delay updating the statement. Do not reset loaded and stored syms.
18709 (gimple_set_stored_syms): Remove.
18710 (gimple_set_loaded_syms): Likewise.
18711 (gimple_call_copy_skip_args): Copy the virtual operands
18712 and mark the new statement modified.
18713 * tree-ssa-structalias.c (may_alias_p): Remove.
18714 (set_uids_in_ptset): Take the alias set to prune with as
18715 parameter. Fold in the alias test of may_alias_p.
18716 (compute_points_to_sets): Compute whether a ptr is dereferenced
18717 in a local sbitmap.
18718 (process_constraint): Deal with &ANYTHING on the lhs, reject all
18719 other ADDRESSOF constraints on the lhs.
18720 (get_constraint_for_component_ref): Assert that we don't get
18721 ADDRESSOF constraints from the base of the reference.
18722 Properly generate UNKNOWN_OFFSET for DEREF if needed.
18723 (struct variable_info): Remove collapsed_to member.
18724 (get_varinfo_fc): Remove.
18725 (new_var_info): Do not set collapsed_to.
18726 (dump_constraint): Do not follow cycles.
18727 (dump_constraint_graph): Likewise.
18728 (build_pred_graph): Likewise.
18729 (build_succ_graph): Likewise.
18730 (rewrite_constraints): Likewise.
18731 (do_simple_structure_copy): Remove.
18732 (do_rhs_deref_structure_copy): Remove.
18733 (do_lhs_deref_structure_copy): Remove.
18734 (collapse_rest_of_var): Remove.
18735 (do_structure_copy): Re-implement.
18736 (pta_stats): New global variable.
18737 (dump_pta_stats): New function.
18738 (struct constraint_expr): Make offset signed.
18739 (UNKNOWN_OFFSET): Define special value.
18740 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
18741 (solution_set_expand): New helper function split out from ...
18742 (do_sd_constraint): ... here.
18743 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
18744 (do_ds_constraint): Likewise.
18745 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
18746 and CALLUSED = *CALLUSED.
18747 (set_union_with_increment): Make inc argument signed.
18748 (type_safe): Remove.
18749 (get_constraint_for_ptr_offset): Handle unknown and negative
18751 (first_vi_for_offset): Handle offsets before start. Bail
18752 out early for offsets beyond the variable extent.
18753 (first_or_preceding_vi_for_offset): New function.
18754 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
18755 Together with ESCAPED = *ESCAPED this properly computes reachability.
18756 (find_what_var_points_to): New function.
18757 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
18758 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
18759 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
18760 pt_solutions_intersect): New functions.
18761 (compute_call_used_vars): Remove.
18762 (compute_may_aliases): New main entry into PTA computation.
18763 * gimple.h (gimple_p): New typedef.
18764 (struct gimple_statement_base): Remove references_memory_p.
18765 (struct gimple_statement_with_memory_ops_base): Remove
18766 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
18768 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
18769 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
18770 gimple_set_references_memory): Remove.
18771 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
18772 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
18774 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
18775 (verify_expr): Allow RESULT_DECL.
18776 (gimple_duplicate_bb): Do not copy virtual operands.
18777 (gimple_duplicate_sese_region): Adjust.
18778 (gimple_duplicate_sese_tail): Likewise.
18779 (mark_virtual_ops_in_region): Remove.
18780 (move_sese_region_to_fn): Do not call it.
18781 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
18782 and pass_simple_dse.
18783 (execute_function_todo): Handle TODO_update_address_taken,
18784 call execute_update_addresses_taken for TODO_rebuild_alias.
18785 (execute_todo): Adjust.
18786 (execute_one_pass): Init dump files early.
18787 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
18789 (create_general_new_stmt): Clear vops.
18790 * tree-ssa-reassoc.c (get_rank): Adjust.
18791 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
18792 symbols for renaming.
18793 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
18794 (PARAM_AVG_ALIASED_VOPS): Likewise.
18795 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
18796 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
18797 * tree-ssa-operands.c: Simplify for new virtual operand representation.
18798 (operand_build_cmp, copy_virtual_operands,
18799 create_ssa_artificial_load_stmt, add_to_addressable_set,
18800 gimple_add_to_addresses_taken): Remove public functions.
18801 (unlink_stmt_vdef): New function.
18803 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18805 * config.gcc (powerpc-*-linux*): Merge variants.
18807 2009-04-02 Chao-ying Fu <fu@mips.com>
18808 James Grosbach <james.grosbach@microchip.com>
18810 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
18811 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
18813 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
18814 keep_interrupts_masked_p, use_debug_exception_return_p.
18815 (mips_attribute_table): Add interrupt, use_shadow_register_set,
18816 keep_interrupts_masked, use_debug_exception_return.
18817 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
18818 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
18820 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
18821 (mips_print_operand): Process COP0 registers to print $0 .. $31
18822 correctly for GAS to process.
18823 (mips_interrupt_extra_call_saved_reg_p): New function.
18824 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
18826 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
18827 (mips_compute_frame_info): Add supports for interrupt context that
18828 includes doubleword accumulators and COP0 registers.
18829 (mips_for_each_saved_acc): New function.
18830 (mips_for_each_saved_gpr_and_fpr): Change the function name from
18831 mips_for_each_saved_reg.
18832 (mips_save_reg): Save accumulators.
18833 (mips_kernel_reg_p): A new for_each_rtx callback.
18834 (mips_expand_prologue): Support interrupt handlers.
18835 (mips_restore_reg): Restore accumulators.
18836 (mips_expand_epilogue): Support interrupt handlers.
18837 (mips_can_use_return_insn): Return false for interrupt handlers.
18838 (mips_epilogue_uses): New function.
18839 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
18840 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
18841 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
18842 cop0_move): New instructions.
18843 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
18844 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
18846 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
18848 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
18849 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
18850 interrupt handlers, we use K0 as the temporary register.
18851 (EPILOGUE_USES): Change to a function call.
18852 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
18853 handlers, we use K0 as the temporary register.
18855 * doc/extend.texi (Function Attributes): Document interrupt,
18856 use_shadow_register_set, keep_interrupts_masked,
18857 use_debug_exception_return for MIPS attributes.
18859 2009-04-03 Alan Modra <amodra@bigpond.net.au>
18861 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
18862 Remove a number of t-files from tmake_file.
18863 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
18864 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
18865 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
18866 target_prototype, not TARGET_PROTOTYPE.
18867 (LINK_OS_GNU_SPEC): Define.
18868 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
18869 and darwin-ldoubdle.c.
18871 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18874 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
18875 (cpp_options): Ditto.
18876 (default_compilers): Ditto.
18877 (display_help): Ditto.
18878 (process_command): Ditto.
18879 (do_spec_1): Ditto.
18880 (set_input): Use lbasename instead of duplicate code.
18881 (save_temps_prefix): New static for -save-temps=obj.
18882 (save_temps_length): Ditto.
18884 * doc/invoke.texi (-save-temps=obj): Document new variant to
18885 -save-temps switch.
18887 2009-04-02 Jeff Law <law@redhat.com>
18889 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
18892 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
18894 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
18895 * configure: Regenerated.
18897 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18899 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
18900 share the argument list.
18902 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18906 2009-02-12 Diego Novillo <dnovillo@google.com>
18908 * varpool.c (debug_varpool): New.
18909 * cgraph.h (debug_varpool): Declare.
18911 2009-04-02 Jan Hubicka <jh@suse.cz>
18913 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
18916 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/i386.c (ix86_abi): Move initialization to ...
18919 (override_options): Here.
18921 2009-04-02 Christian Bruel <christian.bruel@st.com>
18923 * config/sh/sh.c (sh_dwarf_register_span): New function.
18924 (TARGET_DWARF_REGISTER_SPAN): Define.
18925 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
18927 2009-04-02 Ira Rosen <irar@il.ibm.com>
18929 PR tree-optimization/39595
18930 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
18931 interleaved loads group is not greater than the SLP group size.
18933 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
18935 * builtins.c (is_builtin_name): New.
18936 (called_as_built_in): Use is_builtin_name.
18937 * tree.h (is_builtin_name): New.
18938 * varasm.c (incorporeal_function_p): Use is_builtin_name
18940 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
18942 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
18944 2009-04-02 Dodji Seketeli <dodji@redhat.com>
18947 * c-decl.c (clone_underlying_type): Move this ...
18948 * c-common.c (set_underlying_type): ... here.
18949 Also, make sure the function properly sets TYPE_STUB_DECL() on
18950 the newly created typedef variant type.
18951 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
18952 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
18955 2009-04-02 Richard Guenther <rguenther@suse.de>
18957 PR tree-optimization/37221
18958 * tree-flow.h (degenerate_phi_result): Declare.
18959 * tree-ssa-dom.c (degenerate_phi_result): Export.
18960 * tree-scalar-evolution.c (analyze_initial_condition): If
18961 the initial condition is defined by a degenerate PHI node
18962 use the degenerate value.
18964 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
18966 PR rtl-optimization/39588
18967 * combine.c (merge_outer_ops): Do not set the constant when this
18969 (simplify_shift_const_1): Do not modify it either in this case.
18971 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
18973 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
18974 tuning is deprecated if -mtune value is set to an Itanium1 variant.
18976 2009-04-01 Janis Johnson <janis187@us.ibm.com>
18979 * c-lex.c (interpret_float): Default (no suffix) is double.
18981 2009-04-1 Xinliang David Li <davidxl@google.com>
18983 * config/i386/i386.c (legitimate_constant_p): Recognize
18984 all one vector constant.
18986 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18988 * config/vax/vax.c: Add #includes to silence warnings.
18989 Change #include order to silence two warnings.
18991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18993 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
18994 (ASM_SPEC): Pass -k to the assembler for PIC code.
18996 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
18998 * config.gcc: Add vax-*-linux* to the switch.
18999 * config/vax/linux.h: New file. (TARGET_VERSION,
19000 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19002 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19004 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19005 Use predicate macros instead of GET_CODE() == foo.
19006 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19007 ashlsi3, rotrsi3, <unnamed>): Likewise.
19009 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19011 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19012 jbbccihi, jbbccisi): Remova trailing whitespace.
19013 * config/vax/constraints.md: Likewise.
19014 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19015 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19016 * config/vax/predicates.md: Likewise.
19017 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19018 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19019 * config/vax/vax.h: Likewise.
19020 * config/vax/vax.md (nonlocal_goto): Likewise.
19022 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19024 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19025 (indirectable_address_p, adjacent_operands_p): Add spaces around
19027 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19031 * config/vax/vax.c (legitimate_constant_address_p,
19032 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19033 index_term_p, reg_plus_index_p, legitimate_address_p,
19034 vax_mode_dependent_address_p): Update comments to match functions
19035 modified by the recent int->bool conversion.
19037 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19039 * config/vax/builtins.md: Update copyright message.
19040 * config/vax/constraints.md: Likewise.
19041 * config/vax/netbsd-elf.h: Likewise.
19042 * config/vax/predicates.md: Likewise.
19043 * config/vax/vax-protos.h: Likewise.
19044 * config/vax/vax.c: Likewise.
19045 * config/vax/vax.h: Likewise.
19046 * config/vax/vax.md: Likewise.
19047 * config/vax/vax.opt: Likewise.
19049 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19051 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19052 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19053 * config/vax/constraints.md (B, R): Likewise.
19054 * config/vax/predicates.md (external_memory_operand,
19055 nonimmediate_addsub_di_operand): Likewise.
19056 * config/vax/vax.c (vax_output_int_add): Likewise.
19057 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19058 untyped_call): Likewise.
19060 2009-04-01 Matt Thomas <matt@3am-software.com>
19062 * config/vax/predicates.md: New file.
19063 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19064 external_const_operand, nonsymbolic_operand, external_memory_operand,
19065 indirect_memory_operand, indexed_memory_operand,
19066 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19067 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19069 * config/vax/constraints.md: New file.
19070 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19072 * config/vax/builtins.md: New file.
19073 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19074 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19076 * config/vax/vax.opt (mqmath): Add option.
19077 * config/vax/vax.md (isfx): Extend with DI.
19078 (VAXintQH, VAXintQHSD): Define.
19079 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19080 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19081 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19082 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19083 (movdi): Update constraints and use vax_output_int_move().
19084 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19085 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19086 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19087 nonlocal_goto): New.
19088 (mov<mode>): Extend accepted operand types.
19089 (subdi3_old): Rename from subdi3, change update constraints and use
19090 a new implementation.
19091 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19092 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19093 MOVE_RATIO, CLEAR_RATIO): Define.
19094 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19095 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19096 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19097 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19098 (split_quadword_operands): Make static and really allow variable
19100 (print_operand_address): Update for PIC generation.
19101 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19102 indexable_address_p, fixup_mathdi_operand,
19103 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19104 (vax_float_literal, legitimate_constant_p,
19105 indirectable_constant_address_p, index_term_p,
19106 reg_plus_index_p): Return bool instead of int.
19107 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19109 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19111 (vax_output_conditional_branch): Indent.
19112 (legitimate_constant_address_p, indirectable_constant_address_p,
19113 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19114 vax_mode_dependent_address_p): Return bool instead of int, update for
19116 * config/vax/vax-protos.h (legitimate_constant_address_p,
19117 legitimate_constant_p, legitimate_address_p,
19118 vax_mode_dependent_address_p): Change declaration to bool.
19119 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19120 vax_expand_addsub_di_operands, vax_output_int_subtract,
19121 vax_output_movmemsi): Declare.
19122 (split_quadword_operands, vax_float_literal): Delete declaration.
19123 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19124 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19125 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19126 ASM_OUTPUT_DWARF_PCREL): Define.
19127 (ASM_SPEC): Change definition to allow PIC generation.
19129 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19131 * doc/sourcebuild.texi: Update front-end requirements.
19133 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19136 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19137 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19138 (booldi3_internal3): Use boolean_or_operator instead of
19141 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19144 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19145 declarator whose size is not an integer constant expression but
19146 folds to an integer constant, then treat it as a constant
19149 2009-04-01 Richard Guenther <rguenther@suse.de>
19151 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19152 i * 4 + 2 to (i * 2 + 1) * 2.
19154 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19157 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19158 return if c_parser_asm_string_literal returned NULL.
19160 2009-04-01 Nick Clifton <nickc@redhat.com>
19162 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19164 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19165 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19166 other typedefs to avoid conflicts with libgcc2.c. Define labels
19167 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19169 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19170 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19173 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19175 * varasm.c (default_function_rodata_section): Declare DOT as
19178 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19179 Andrey Galkin <agalkin@hypercom.com>
19182 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19183 Make object_name unique for each process.
19185 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19188 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19189 addressable variables in the parallel that could go out of scope while
19190 running queued tasks.
19192 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19194 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19195 (CASE_VALUES_THRESHOLD): Redefine.
19196 * config/avr/avr.c (avr_override_options): Remove initialization of
19197 avr_case_values_threshold variable.
19198 (avr_case_values_threshold): Remove variable. Add new function.
19199 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19200 * config/avr/avr.opt (mno-tablejump): Remove option.
19201 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19203 2009-04-01 DJ Delorie <dj@redhat.com>
19205 * varasm.c (default_function_rodata_section): Don't assume
19206 anything about where the first '.' in the section name is.
19208 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19210 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19211 rs6000_emit_stack_tie.
19213 2009-03-31 Ian Lance Taylor <iant@google.com>
19215 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19216 gimple_code with GIMPLE_RESX, not RESX.
19218 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19220 * c-common.c (c_get_ident): New.
19221 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19223 2009-04-01 Ben Elliston <bje@au.ibm.com>
19225 * config/rs6000/sysv4.opt (msdata): Improve option description.
19227 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19229 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19230 (divdf3_internal_lat): Remove.
19231 (divxf3_internal_lat): Remove.
19232 (divxf3_internal_thr): Remove.
19233 (divxf): Use divxf3_internal.
19234 * config/ia64/div.md (divsf3_internal_lat): New.
19235 (divdf3_internal_lat): New.
19236 (divxf3_internal): New.
19238 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19241 * Makefile.in (USE_GCC_STDINT): Define.
19242 (stmp-int-hdrs): Install stdint.h if applicable.
19243 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19245 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19246 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19247 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19248 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19249 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19250 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19251 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19252 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19253 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19254 (c_common_nodes_and_builtins): Initialize
19255 underlying_wchar_type_node. Do not initialize
19256 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19257 nodes for new types.
19258 (c_stddef_cpp_builtins): Define macros for new types.
19259 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19261 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19262 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19263 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19264 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19265 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19266 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19267 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19268 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19269 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19270 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19271 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19272 int16_type_node, int32_type_node, int64_type_node,
19273 uint8_type_node, uint16_type_node, c_uint32_type_node,
19274 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19275 int_least32_type_node, int_least64_type_node,
19276 uint_least8_type_node, uint_least16_type_node,
19277 uint_least32_type_node, uint_least64_type_node,
19278 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19279 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19280 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19281 uintptr_type_node): Define.
19282 * c-cppbuiltin.c (builtin_define_constants,
19283 builtin_define_type_minmax): New.
19284 (builtin_define_stdint_macros): Define more macros.
19285 (c_cpp_builtins): Define more limit macros.
19286 (type_suffix): New.
19287 (builtin_define_type_max): Define in terms of
19288 builtin_define_type_minmax. Remove is_long parameter. All
19290 * config.gcc (use_gcc_stdint): Define.
19291 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19292 Add newlib-stdint.h for generic targets.
19293 * config/glibc-stdint.h, config/newlib-stdint.h,
19294 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19295 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19296 * config/score/score.h (UINTPTR_TYPE): Define.
19297 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19298 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19299 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19300 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19301 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19302 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19303 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19304 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19305 * config/spu/spu.h (STDINT_LONG32): Define.
19306 * configure.ac (use_gcc_stdint): Substitute.
19307 * configure: Regenerate.
19308 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19309 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19310 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19311 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19312 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19313 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19314 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19315 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19316 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19317 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19318 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19319 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19320 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19321 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19322 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19323 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19324 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19325 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19326 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19327 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19328 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19329 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19330 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19331 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19332 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19333 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19334 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19335 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19336 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19338 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19340 * loop-iv.c (suitable_set_for_replacement): Renamed from
19341 simplify_using_assignment; changed to return bool and to accept new
19342 args DEST and SRC. Return true iff we find a source/destination pair
19343 that can be used to make a replacement, and fill SRC and DEST if so.
19344 Remove arg ALTERED. Don't deal with altered regs here. All callers
19346 (simplify_using_initial_values): Deal with altered regs here and track
19347 more precisely the effect they have on the validity of our expression.
19349 * loop-iv.c (simplify_using_condition): A condition of the form
19350 (EQ REG CONST) can be used to simply make a substitution.
19351 (simplify_using_initial_values): Keep track of conditions we have seen
19352 and keep using them to simplify new expressions, while applying the
19353 same substitutions to them as to the expression.
19355 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19356 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19359 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19360 changed. Use this when trying to improve the upper bound.
19361 Generate the comparison by using simplify_gen_relational.
19363 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19365 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19367 (simplify_using_assignment, simplify_using_initial_values): Call
19368 replace_in_expr to make replacements. Call replace_single_def_regs
19369 once on the initial version of the expression.
19371 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19374 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19376 2009-03-31 Richard Guenther <rguenther@suse.de>
19378 PR middle-end/31029
19379 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19380 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19382 2009-03-31 Richard Guenther <rguenther@suse.de>
19384 * tree.h (div_if_zero_remainder): Declare.
19385 * fold-const.c (div_if_zero_remainder): Export.
19386 * tree-ssa-forwprop.c
19387 (forward_propagate_addr_into_variable_array_index): Handle
19388 constant array index addition outside of the variable index.
19390 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19393 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19394 define_splits, floatunssi<mode>2): Require x87 conversions from
19395 DImode to be permitted.
19397 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19399 PR preprocessor/15638
19400 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19402 2009-03-31 Richard Guenther <rguenther@suse.de>
19404 PR middle-end/23401
19405 PR middle-end/27810
19406 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19407 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19408 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19409 a separate statement.
19410 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19411 (lookup_tmp_var): Likewise.
19412 (is_gimple_formal_tmp_or_call_rhs): Remove.
19413 (is_gimple_reg_or_call_rhs): Rename to ...
19414 (is_gimple_reg_rhs_or_call): ... this.
19415 (is_gimple_mem_or_call_rhs): Rename to ...
19416 (is_gimple_mem_rhs_or_call): ... this.
19417 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19418 DECL_GIMPLE_REG_P only if is_formal is true.
19419 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19420 for non-proper post-modify expression gimplification.
19421 (gimplify_self_mod_expr): For post-modify expressions gimplify
19422 the lvalue to a minimal lvalue.
19423 (rhs_predicate_for): Remove formal temp case.
19424 (gimplify_modify_expr_rhs): Likewise.
19425 (gimplify_addr_expr): Use is_gimple_reg.
19426 (gimplify_expr): Remove formal temp cases.
19427 (gimple_regimplify_operands): Likewise.
19428 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19429 and FILTER_EXPR like constants.
19430 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19432 (is_gimple_formal_tmp_rhs): Remove.
19433 (is_gimple_reg_rhs): Remove special casing.
19434 (is_gimple_mem_rhs): Fix.
19435 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19436 (is_gimple_formal_tmp_var): Remove.
19437 (is_gimple_formal_tmp_reg): Likewise.
19438 (is_gimple_min_lval): Allow invariant component ref parts.
19439 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19440 is_gimple_formal_tmp_reg): Remove declarations.
19441 * tree-cfg.c (verify_expr): Verify that variables with address
19442 taken do not have DECL_GIMPLE_REG_P set.
19443 * tree-mudflap.c (mf_build_check_statement_for): Use
19444 force_gimple_operand instead of gimplify_expr.
19446 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19448 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19449 schedulable rows to compute_split_row.
19451 2009-03-31 Ben Elliston <bje@au.ibm.com>
19454 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19457 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19459 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19460 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19461 * configure: Regenerate.
19462 * config.in: Regenerate.
19463 * config/rs6000/rs6000.opt (mtls-markers): Add.
19464 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19465 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19466 (tls_ld_aix, tls_ld_sysv): Likewise.
19467 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19468 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19470 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19472 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19474 2009-03-30 Jan Hubicka <jh@suse.cz>
19476 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19478 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19479 detection and label handling.
19481 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19483 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19484 left_conflicts_size.
19485 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19486 ALLOCNO_LEFT_CONFLICTS_SIZE.
19488 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19489 remove_allocno_from_bucket_and_push,
19490 allocno_spill_priority_compare, push_allocnos_to_stack,
19491 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19492 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19493 (setup_allocno_left_conflicts_num): Ditto. Rename to
19494 setup_allocno_left_conflicts_size.
19495 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19496 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19497 setup_allocno_left_conflicts_size instead of
19498 setup_allocno_left_conflicts_num.
19500 * ira-build.c (ira_create_allocno): Use
19501 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19502 ALLOCNO_LEFT_CONFLICTS_NUM.
19504 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19506 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19507 instead of DF_LR_OUT.
19509 * ira-lives.c (process_bb_node_lives): Ditto.
19511 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19512 instead of DF_LR_{OUT,IN}.
19514 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19516 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19518 2009-03-30 Jan Hubicka <jh@suse.cz>
19520 * except.c (label_to_region_map): Fix thinko.
19522 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19524 PR middle-end/38237
19525 * tree.h (tree_find_value): New declaration.
19526 * tree.c (tree_find_value): New function.
19527 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19529 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19532 * c-decl.c (struct c_binding): Add locus field.
19533 (bind): Add locus argument, set locus field from it.
19534 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19535 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19536 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19537 implicitly_declare, undeclared_variable, lookup_label,
19538 declare_label, c_make_fname_decl, c_builtin_function,
19539 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19542 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19545 * config/i386/i386.c (classify_argument): Check total size of
19548 2009-03-30 Martin Jambor <mjambor@suse.cz>
19550 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19551 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19552 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19555 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19556 seen_variable_array_ref while also traversing a union.
19558 * tree-inline.c (optimize_inline_calls): Do not call
19559 cgraph_node_remove_callees.
19560 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19561 (pass_remove_cgraph_callee_edges): New variable.
19562 * passes.c (init_optimization_passes): Add
19563 pass_remove_cgraph_callee_edges after early inlining and before all
19564 late intraprocedural passes.
19566 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19568 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19570 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19571 Fix typos in names.
19573 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19575 * combine.c (simplify_comparison): Use have_insn_for.
19576 * dojump.c (do_jump): Likewise.
19578 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19580 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19581 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19582 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19583 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19584 instead of sparc_compare_emitted.
19585 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19586 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19587 instead of sparc_compare_emitted.
19589 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19591 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19592 enter/exit cfglayout mode.
19593 (pass_partition_block): Require it.
19594 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19595 (combine_instructions): Track basic blocks instead of labels.
19596 (update_cfg_for_uncondjump): New.
19597 (try_combine): Use it. Update jumps after rescanning.
19598 (pass_combine): Require PROP_cfglayout.
19599 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19601 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19603 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19604 Provide/destroy PROP_cfglayout respectively.
19605 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19606 * tree-pass.h (PROP_cfglayout): New.
19608 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19610 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19611 fold_convert_const_fixed_from_fixed,
19612 fold_convert_const_fixed_from_int,
19613 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19614 set TREE_CONSTANT_OVERFLOW.
19615 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19616 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19618 2009-03-30 Ira Rosen <irar@il.ibm.com>
19620 * tree-vect-loop-manip.c: New file.
19621 * tree-vectorizer.c: Update documentation and included files.
19622 (vect_loop_location): Make extern.
19623 (rename_use_op): Move to tree-vect-loop-manip.c
19624 (rename_variables_in_bb, rename_variables_in_loop,
19625 slpeel_update_phis_for_duplicate_loop,
19626 slpeel_update_phi_nodes_for_guard1,
19627 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19628 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19629 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19630 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19631 find_loop_location): Likewise.
19632 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19633 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19634 get_vectype_for_scalar_type, vect_is_simple_use,
19635 supportable_widening_operation, supportable_narrowing_operation):
19637 (bb_in_loop_p): Move to tree-vect-loop.c.
19638 (new_loop_vec_info, destroy_loop_vec_info,
19639 reduction_code_for_scalar_code, report_vect_op,
19640 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19641 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19642 (vect_supportable_dr_alignment): Likewise.
19643 * tree-vectorizer.h (tree-data-ref.h): Include.
19644 (vect_loop_location): Declare.
19645 Reorganize function declarations according to the new file structure.
19646 * tree-vect-loop.c: New file.
19647 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19648 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19649 * tree-vect-data-refs.c: New file.
19650 * tree-vect-patterns.c (timevar.h): Don't include.
19651 * tree-vect-stmts.c: New file.
19652 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19653 tree-vect-slp.c, tree-vect-loop.c.
19654 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19655 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19656 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19657 (tree-vect-analyze.o): Remove.
19658 (tree-vect-transform.o): Likewise.
19659 (tree-vect-data-refs.o): Add rule.
19660 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19661 tree-vect-slp.o): Likewise.
19662 (tree-vect-patterns.o): Remove redundant dependencies.
19663 (tree-vectorizer.o): Likewise.
19664 * tree-vect-slp.c: New file.
19666 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19668 * optc-gen.awk: Warn if an option flag has multiple different
19671 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19673 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19674 -floop-block): Document dependences on PPL, CLooG and Graphite.
19676 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19678 PR rtl-optimization/323
19679 * c-common.c (c_fully_fold, convert_and_check,
19680 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19681 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19682 * c-common.def (EXCESS_PRECISION_EXPR): New.
19683 * c-cppbuiltin.c (builtin_define_float_constants): Define
19684 constants with enough digits for long double.
19685 * c-lex.c (interpret_float): Interpret constant with excess
19686 precision where appropriate.
19687 * c-opts.c (c_common_post_options): Set
19688 flag_excess_precision_cmdline. Give an error for
19689 -fexcess-precision=standard for C++ for processors where the
19690 option is significant.
19691 * c-parser.c (c_parser_conditional_expression): Handle excess
19692 precision in condition.
19693 * c-typeck.c (convert_arguments): Handle arguments with excess
19695 (build_unary_op): Move excess precision outside operation.
19696 (build_conditional_expr): Likewise.
19697 (build_compound_expr): Likewise.
19698 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19699 (build_modify_expr): Handle excess precision in RHS.
19700 (convert_for_assignment): Handle excess precision in converted
19702 (digest_init, output_init_element, process_init_element): Handle
19703 excess precision in initializer.
19704 (c_finish_return): Handle excess precision in return value.
19705 (build_binary_op): Handle excess precision in operands and add
19706 excess precision as needed for operation.
19707 * common.opt (-fexcess-precision=): New option.
19708 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
19709 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
19710 For standard excess precision, output explicit conversion to and
19711 truncation from XFmode.
19712 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
19713 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
19714 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
19715 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
19716 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
19717 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
19718 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
19719 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
19720 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
19721 define_splits, sqrt<mode>2): Disable where appropriate for
19722 standard excess precision.
19723 * convert.c (convert_to_real): Do not shorten arithmetic to type
19724 for which excess precision would be used.
19725 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
19726 * doc/invoke.texi (-fexcess-precision=): Document option.
19727 (-mfpmath=): Correct index entry.
19728 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
19729 flag_excess_precision): New.
19730 * langhooks.c (lhd_post_options): Set
19731 flag_excess_precision_cmdline.
19732 * opts.c (common_handle_option): Handle -fexcess-precision=.
19733 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
19734 init_excess_precision): New.
19735 (lang_dependent_init_target): Call init_excess_precision.
19736 * tree.c (excess_precision_type): New.
19737 * tree.h (excess_precision_type): Declare.
19739 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19742 * c-typeck.c (build_component_ref): Do not copy qualifiers from
19743 non-lvalue to component.
19745 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19747 PR preprocessor/34695
19748 * Makefile.in (c-opts.o): Depend on c-tree.h.
19749 * c-common.c: Move down include of diagnostic.h.
19750 (done_lexing, c_cpp_error): New.
19751 * c-common.h (done_lexing): Declare.
19752 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
19754 * c-opts.c: Include c-tree.h.
19755 (c_common_init_options): Set preprocessor error callback.
19756 (c_common_handle_option): Do not set preprocessor
19757 inhibit_warnings, warnings_are_errors, warn_system_headers,
19758 pedantic_errors or inhibit_warnings flags.
19759 (c_common_post_options): Do not check cpp_errors (parse_in).
19760 (c_common_finish): Do not output dependencies if there were
19761 errors. Do not check return value of cpp_finish.
19762 * c-ppoutput.c (pp_file_change): Set input_location.
19763 * c-tree.h (c_cpp_error): Declare.
19764 * diagnostic.c (diagnostic_set_info_translated): Also initialize
19766 (diagnostic_build_prefix): Check override_column.
19767 * diagnostic.h (diagnostic_info): Add override_column field.
19768 (diagnostic_override_column): Define.
19770 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
19772 * c-common.c (c_expand_expr, c_staticp): Remove.
19773 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
19774 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
19775 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
19776 * c-gimplify.c (gimplify_compound_literal_expr,
19777 optimize_compound_literals_in_ctor): Remove.
19778 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
19779 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
19780 * c-semantics.c (emit_local_var): Remove.
19782 * langhooks-def.h (lhd_expand_expr): Remove.
19783 * langhooks.c (lhd_expand_expr): Remove.
19784 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
19786 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
19787 handling from c-semantics.c; don't call into langhook.
19788 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
19789 * gimplify.c (gimplify_compound_literal_expr,
19790 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
19791 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
19792 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
19793 as was done in c-gimplify.c.
19794 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
19795 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
19796 Move from c-common.h.
19797 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
19799 * tree.c (staticp): Do not call langhook.
19800 * langhooks.c (lhd_staticp): Delete.
19801 * langhooks-def.h (lhd_staticp): Delete prototype.
19802 (LANG_HOOKS_STATICP): Delete.
19803 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
19805 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
19806 instead of DECL_STMTs.
19808 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19816 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
19818 (fold_call_expr): Return a NOP_EXPR from folding rather than the
19819 contained expression.
19820 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
19821 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
19822 conditional expressions for C.
19823 (decl_constant_value_for_optimization): Move from
19824 decl_constant_value_for_broken_optimization in c-typeck.c. Check
19825 whether optimizing and that the expression is a VAR_DECL not of
19826 array type instead of doing such checks in the caller. Do not
19827 check pedantic. Call gcc_unreachable for C++.
19828 * c-common.def (C_MAYBE_CONST_EXPR): New.
19829 * c-common.h (c_fully_fold, c_save_expr,
19830 decl_constant_value_for_optimization): New prototypes.
19831 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19832 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19833 EXPR_INT_CONST_OPERANDS): Define.
19834 * c-convert.c (convert): Strip nops from expression.
19835 * c-decl.c (groktypename): Take extra parameters expr and
19836 expr_const_operands. Update call to grokdeclarator.
19837 (start_decl): Update call to grokdeclarator. Add statement for
19838 expressions used in type of decl.
19839 (grokparm): Update call to grokdeclarator.
19840 (push_parm_decl): Update call to grokdeclarator.
19841 (build_compound_literal): Add parameter non_const and build a
19842 C_MAYBE_COSNT_EXPR if applicable.
19843 (grokdeclarator): Take extra parameters expr and
19844 expr_const_operands. Track expressions used in declaration
19845 specifiers and declarators. Fold array sizes and track whether
19846 they are constant expressions and whether they are integer
19847 constant expressions.
19848 (parser_xref_tag): Set expr and expr_const_operands fields in
19850 (grokfield): Update call to grokdeclarator.
19851 (start_function): Update call to grokdeclarator.
19852 (build_null_declspecs): Set expr and expr_const_operands fields in
19854 (declspecs_add_type): Handle expressions in typeof specifiers.
19855 * c-parser.c (c_parser_declspecs): Set expr and
19856 expr_const_operands fields for declaration specifiers.
19857 (c_parser_enum_specifier): Likewise.
19858 (c_parser_struct_or_union_specifier): Likewise.
19859 (c_parser_typeof_specifier): Likewise. Update call to
19860 groktypename. Fold expression as needed. Return expressions with
19861 type instead of adding statements.
19862 (c_parser_attributes): Update calls to c_parser_expr_list.
19863 (c_parser_statement_after_labels): Fold expression before passing
19864 to objc_build_throw_stmt.
19865 (c_parser_condition): Fold expression.
19866 (c_parser_asm_operands): Fold expression.
19867 (c_parser_conditional_expression): Use c_save_expr. Update call
19868 to build_conditional_expr.
19869 (c_parser_alignof_expression): Update call to groktypename.
19870 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
19871 original_code. Fold expression argument of va_arg. Create
19872 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
19873 argument to va_arg. Update calls to groktypename. Fold array
19874 index for offsetof. Verify that first argument to
19875 __builtin_choose_expr has integer type.
19876 (c_parser_postfix_expression_after_paren_type): Update calls to
19877 groktypename and build_compound_literal. Handle expressions with
19878 side effects in type name.
19879 (c_parser_postfix_expression_after_primary): Update call to
19880 c_parser_expr_list. Set original_code for calls to
19881 __builtin_constant_p.
19882 (c_parser_expr_list): Take extra parameter fold_p. Fold
19883 expressions if requested.
19884 (c_parser_objc_type_name): Update call to groktypename.
19885 (c_parser_objc_synchronized_statement): Fold expression.
19886 (c_parser_objc_receiver): Fold expression.
19887 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
19888 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
19889 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
19890 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
19891 (struct c_typespec): Add elements expr and expr_const_operands.
19892 (struct c_declspecs): Add elements expr and expr_const_operands.
19893 (groktypename, build_conditional_expr, build_compound_literal):
19895 (in_late_binary_op): Declare.
19896 * c-typeck.c (note_integer_operands): New function.
19897 (in_late_binary_op): New variable.
19898 (decl_constant_value_for_broken_optimization): Move to c-common.c
19899 and rename to decl_constant_value_for_optimization.
19900 (default_function_array_conversion): Do not strip nops.
19901 (default_conversion): Do not call
19902 decl_constant_value_for_broken_optimization.
19903 (build_array_ref): Do not fold result.
19904 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
19905 result when operand is a VLA.
19906 (c_expr_sizeof_type): Update call to groktypename. Handle
19907 expressions included in type name. Use C_MAYBE_CONST_EXPR for
19908 result when operand names a VLA type.
19909 (build_function_call): Update call to build_compound_literal.
19910 Only fold result for calls to __builtin_* functions. Strip
19911 NOP_EXPR from INTEGER_CST returned from such functions. Fold
19912 the function designator.
19913 (convert_arguments): Fold arguments. Update call to
19914 convert_for_assignment.
19915 (build_unary_op): Handle increment and decrement of
19916 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
19917 decrement earlier. Fold operand of increment and decrement.
19918 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
19919 built for integer operand. Wrap returns that are INTEGER_CSTs
19920 without being integer constant expressions or that have integer
19921 constant operands without being INTEGER_CSTs.
19922 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
19923 (build_conditional_expr): Add operand ifexp_bcp. Track whether
19924 result is an integer constant expression or can be used in
19925 unevaluated parts of one and avoid folding and wrap as
19926 appropriate. Fold operands before possibly doing -Wsign-compare
19928 (build_compound_expr): Wrap result for C99 if operands can be used
19929 in integer constant expressions.
19930 (build_c_cast): Update call to digest_init. Do not ignore
19931 overflow from casting floating-point constants to integers. Wrap
19932 results that could be confused with integer constant expressions,
19933 null pointer constants or floating-point constants.
19934 (c_cast_expr): Update call to groktypename. Handle expressions
19935 included in type name.
19936 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
19937 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
19938 Update calls to convert_for_assignment.
19939 (convert_for_assignment): Take new parameter
19940 null_pointer_constant. Do not strip nops or call
19941 decl_constant_value_for_broken_optimization. Set
19942 in_late_binary_op for conversions to boolean.
19943 (store_init_value): Update call to digest_init.
19944 (digest_init): Take new parameter null_pointer_constant. Do not
19945 call decl_constant_value_for_broken_optimization. pedwarn for
19946 initializers not constant expressions. Update calls to
19947 convert_for_assignment.
19948 (constructor_nonconst): New.
19949 (struct constructor_stack): Add nonconst element.
19950 (really_start_incremental_init, push_init_level, pop_init_level):
19951 Handle constructor_nonconst and nonconst element.
19952 (set_init_index): Call constant_expression_warning for array
19954 (output_init_element): Fold value. Set constructor_nonconst as
19955 applicable. pedwarn for initializers not constant expressions.
19956 Update call to digest_init. Call constant_expression_warning
19957 where constant initializers are required.
19958 (process_init_element): Use c_save_expr.
19959 (c_finish_goto_ptr): Fold expression.
19960 (c_finish_return): Fold return value. Update call to
19961 convert_for_assignment.
19962 (c_start_case): Fold switch expression.
19963 (c_process_expr_stmt): Fold expression.
19964 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
19965 ensure statement expression is not evaluated in constant expression.
19966 (build_binary_op): Track whether results are integer constant
19967 expressions or may occur in such, disable folding and wrap results
19968 as applicable. Fold operands for -Wsign-compare warnings unless
19970 (c_objc_common_truthvalue_conversion): Handle results folded to
19971 integer constants that are not integer constant expressions.
19972 * doc/extend.texi: Document when typeof operands are evaluated,
19973 that condition of __builtin_choose_expr is an integer constant
19974 expression, and more about use of __builtin_constant_p in
19977 2009-03-29 Richard Guenther <rguenther@suse.de>
19979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
19980 propagate addresses of array references.
19982 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
19984 * regmove.c (perhaps_ends_bb_p): Remove.
19985 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
19986 from INSN and check that the main loop stays within that basic block.
19987 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
19988 (regmove_forward_pass): Split out from regmove_optimize. Use
19989 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
19990 (regmove_backward_pass): Split out from regmove_optimize. Use
19991 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
19992 (regmove_optimize): Simplify.
19994 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
19997 * config/i386/i386.c (classify_argument): Ignore flexible array
19998 member in struct and warn ABI change.
20000 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20002 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20004 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20005 (ix86_adjust_cost): Updated.
20007 2009-03-29 Jan Hubicka <jh@suse.cz>
20009 PR middle-end/28850
20010 * tree-pass.h (pass_cleanup_eh): New function.
20011 (remove_unreachable_regions): Break code handling RTL
20012 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20013 that can not be reached by runtime.
20014 (can_be_reached_by_runtime): New function.
20015 (label_to_region_map): New function.
20016 (num_eh_regions): New function.
20017 (rtl_remove_unreachable_regions): New function.
20018 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20019 (remove_eh_region): New function.
20020 * except.h: Include sbitmap and vecprim.
20021 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20022 num_eh_regions): Declare.
20023 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20024 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20025 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20026 (tree_empty_eh_handler_p): New function.
20027 (cleanup_empty_eh): New function.
20028 (cleanup_eh): New function.
20029 (pass_cleanup_eh): New function.
20031 2009-03-29 Jan Hubicka <jh@suse.cz>
20033 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20034 for removed regions.
20036 2009-03-29 Jan Hubicka <jh@suse.cz>
20038 * except.c (dump_eh_tree): Dump all datastructures.
20040 2009-03-29 Jan Hubicka <jh@suse.cz>
20042 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20043 (duplicate_eh_regions_1): Likewise.
20044 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20045 vector; call EH verification.
20046 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20047 Be ready for region being removed.
20049 2009-03-29 Jan Hubicka <jh@suse.cz>
20051 * bitmap.c (bitmap_last_set_bit): New function.
20052 * bitmap.h (bitmap_last_set_bit): Declare.
20054 2009-03-29 David Ayers <ayers@fsfe.org>
20057 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20058 by calling objc_compare_types and surpress warnings about
20059 incompatible C pointers that are compatible ObjC pointers.
20061 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20063 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20064 call initialize_inline_failed.
20065 (initialize_inline_failed): Move it from here ...
20066 * cgraph.c (initialize_inline_failed): ... to here.
20067 (cgraph_create_edge): Call initialize_inline_failed rather than
20068 setting inline_failed directly.
20070 2009-03-29 Ben Elliston <bje@au.ibm.com>
20073 * sysv4.opt (msdata): Improve comment.
20074 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20075 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20077 2009-03-29 Ben Elliston <bje@au.ibm.com>
20080 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20081 load and store attributes.
20083 2009-03-29 Ben Elliston <bje@au.ibm.com>
20085 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20086 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20087 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20088 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20089 __builtin_infq and __builtin_huge_valq.
20091 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20093 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20098 2009-03-28 Xinliang David Li <davidxl@google.com>
20100 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20101 (do_dbg_cnt): New function.
20103 2009-03-28 Jan Hubicka <jh@suse.cz>
20105 Merge from pretty-ipa:
20107 2009-03-27 Jan Hubicka <jh@suse.cz>
20109 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20110 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20111 * passes.c (function_called_by_processed_nodes_p): New.
20112 * ipa-pure-const.c (check_call): Fix handling of operands.
20113 (analyze_function): Dump debug output for skipped bodies.
20114 (local_pure_const): Use function_called_by_processed_nodes_p.
20115 * dwarf2out.c (reference_to_unused): Use output.
20116 * passes.c (do_per_function_toporder): Likewise.
20118 2008-11-12 Jan Hubicka <jh@suse.cz>
20120 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20121 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20122 state_set_in_source enum
20123 (check_decl): Ignore memory tags; do not set fake looping flags;
20125 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20126 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20127 (check_call, analyze_function): Rewrite.
20129 (add_new_function): Update call of analyze_function.
20130 (generate_summary): Add call of analyze_function.
20131 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20132 (local_pure_const): New function.
20133 (pass_local_pure_const): New pass.
20134 * ipa-inline.c (inline_transform): Set after_inlining.
20135 * tree-eh.c (stmt_can_throw_external): New.
20136 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20137 work with aliasing built.
20138 * tree-flow.h (stmt_can_throw_external): New.
20139 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20140 and local pure/const pass in early and late optimization queue.
20142 2009-03-28 Martin Jambor <mjambor@suse.cz>
20144 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20146 (fold_binary): Allow function decl aligment consideration is the
20147 second argument is integer constant one.
20148 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20149 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20150 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20152 2009-03-28 Jan Hubicka <jh@suse.cz>
20154 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20155 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20156 * function.h (rtl_data): Add nothrow flag.
20157 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20158 set DECL_NOTHROW for AVAILABLE functions.
20160 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20162 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20163 following vector keyword has expansion starting with pixel or bool
20164 keyword, expand vector to __vector and pixel or bool to __pixel or
20168 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20169 warn_if_disallowed_function_p): Removed.
20170 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20171 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20172 warning_if_disallowed_function_p.
20173 * flags.h (warn_if_disallowed_function_p,
20174 warn_disallowed_functions): Removed.
20175 * common.opt (Wdisallowed-function-list=): Removed.
20176 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20178 2009-03-28 Richard Guenther <rguenther@suse.de>
20180 PR tree-optimization/38723
20181 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20184 2009-03-28 Jan Hubicka <jh@suse.cz>
20186 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20187 test introduced by my previous patch.
20189 2009-03-28 Richard Guenther <rguenther@suse.de>
20191 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20192 the PHIs value undefined.
20194 2009-03-28 Jan Hubicka <jh@suse.cz>
20196 * tree-pass.h (pass_fixup_cfg): New pass.
20197 * ipa-inline.c (inline_transform): Set
20198 always_inline_functions_inlined/after_inlining.
20199 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20200 (pass_fixup_cfg): New pass.
20201 * passes.c (init_optimization_passes): Add fixup_cfg.
20203 2009-03-28 Richard Guenther <rguenther@suse.de>
20205 PR tree-optimization/38458
20206 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20207 argument use the arguments copy-of value.
20209 2009-03-28 Richard Guenther <rguenther@suse.de>
20211 PR tree-optimization/38180
20212 * tree-ssa-ccp.c (get_default_value): Simplify.
20213 (likely_value): Likewise.
20214 (surely_varying_stmt_p): Properly handle VOP case.
20215 (ccp_initialize): Likewise.
20216 (ccp_fold): Handle propagating through *&.
20217 (fold_const_aggregate_ref): Also handle decls.
20219 2009-03-28 Jan Hubicka <jh@suse.cz>
20221 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20222 * cgraph.h (cgraph_node): Likewise.
20223 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20224 (cgraph_reset_node): Use process flag.
20225 (cgraph_mark_functions_to_output): Likewise.
20226 (cgraph_expand_function): Likewise.
20227 (cgraph_expand_all_functions): Likewise.
20228 (cgraph_output_in_order): Likewise.
20229 * dwarf2out.c (reference_to_unused): Likewise.
20230 * passes.c do_per_function_toporder): Likewise.
20232 2009-03-28 Jan Hubicka <jh@suse.cz>
20234 Bring from lto-branch:
20236 2008-09-03 Doug Kwan <dougkwan@google.com>
20238 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20239 enums instead of reason strings.
20240 * cgraph.c (cgraph_create_edge): Same.
20241 (cgraph_inline_failed_string): New function.
20242 * cgraph.h (cgraph_inline_failed_t): New enum type.
20243 (cgraph_inline_failed_string): New prototype.
20244 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20245 char pointer to cgraph_inline_failed_t.
20246 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20247 (cgraph_default_inline_p): Ditto.
20248 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20249 to cgraph_inline_failed_t pointer.
20250 * cif-code.def: New file.
20251 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20253 (cgraph_check_inline_limits): Change type of REASON to pointer to
20254 cgraph_inline_failed_t. Replace reason strings with enums.
20255 (cgraph_default_inline_p): Ditto.
20256 (cgraph_recursive_inlining_p): Ditto.
20257 (update_caller_keys): Change type of FAILED_REASON to
20258 cgraph_inline_failed_t.
20259 (cgraph_set_inline_failed): Change type of REASON to pointer to
20260 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20261 convert enums to strings for text output.
20262 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20263 to be of type cgraph_inline_failed_t. Replace reason strings with
20264 enums. Call cgraph_inline_failed_string to covert enums
20265 to strings for text output.
20266 (cgraph_decide_inlining): Replace reason strings with enums.
20267 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20268 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20270 * tree-inline.c (expand_call_inline): Change type of REASON
20271 to cgraph_inline_failed_t. Replace reason strings with enums.
20272 Call cgraph_inline_failed_string for text output.
20273 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20276 2009-03-28 Jan Hubicka <jh@suse.cz>
20278 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20279 cgraph_clone_node): Remove master clone handling.
20280 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20281 * cgraph.h (master_clone): Remove.
20282 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20283 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20284 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20286 2009-03-28 Jan Hubicka <jh@suse.cz>
20288 * cgraph.c (cgraph_function_body_availability): Functions declared
20289 inline are always safe to assume that it is not going to be replaced.
20291 2009-03-28 Richard Guenther <rguenther@suse.de>
20293 PR tree-optimization/38513
20294 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20295 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20296 EXC_PTR_EXPR and FILTER_EXPR.
20297 (get_ref_from_reference_ops): Likewise.
20299 2009-03-28 Richard Guenther <rguenther@suse.de>
20301 PR tree-optimization/38968
20302 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20303 Use FLOOR_MOD_EXPR to compute misalignment.
20305 2009-03-28 Richard Guenther <rguenther@suse.de>
20307 PR tree-optimization/37795
20308 * tree.h (combine_comparisons): Declare.
20309 * fold-const.c (combine_comparisons): Export.
20310 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20312 (ifcombine_iforif): Use combine_comparisons.
20314 2009-03-28 Jan Hubicka <jh@suse.cz>
20316 * tree-eh.c (inlinable_call_p): New function.
20317 (make_eh_edges): Use it.
20318 (verify_eh_edges): Use it.
20319 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20320 * except.c (reachable_next_level): Add inlinable_function argument
20321 (sjlj_find_directly_reachable_regions): Update.
20322 (add_reachable_handler): Do not set saw_any_handlers.
20323 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20324 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20325 Add new inlinable call parameter.
20326 (can_throw_internal, can_throw_external): Update.
20327 * except.h (can_throw_internal_1, can_throw_external_1,
20328 foreach_reachable_handler): Update declaration.
20330 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20332 * config/arm/t-arm-coff, config/h8300/coff.h,
20333 config/i386/i386-aout.h, config/i386/i386-coff.h,
20334 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20335 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20336 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20337 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20338 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20339 sys-types.h: Remove.
20340 * Makefile.in: Remove protoize and fixproto support and references
20342 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20343 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20345 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20346 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20347 unprotoize$(exeext).
20348 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20349 (.PHONY): Don't depend on proto.
20350 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20351 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20352 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20353 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20354 build/gen-protos.o, build/scan.o, xsys-protos.h,
20355 build/fix-header$(build_exeext), build/fix-header.o,
20356 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20357 stmp-install-fixproto): Remove.
20358 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20359 SYSCALLS.c or fixproto files.
20360 (install-common): Don't install protoize.
20361 (install-headers-tar, install-headers-cpio, install-headers-cp):
20362 Don't depend on $(STMP_FIXPROTO).
20363 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20364 install fixproto files or write out fixproto settings.
20365 (uninstall): Don't uninstall protoize.
20366 * config.gcc (use_fixproto): Remove.
20367 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20368 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20369 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20370 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20371 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20372 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20373 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20374 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20375 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20376 * config/t-vxworks (STMP_FIXPROTO): Remove.
20377 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20378 STMP_FIXPROTO): Remove.
20379 * config.in, configure: Regenerate.
20380 * crtstuff.c (gid_t, uid_t): Don't undefine.
20381 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20382 (arm-*-coff, arm-*-aout: Remove target entries.
20383 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20384 Remove mention of AIX 4.1.
20385 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20386 * doc/invoke.texi (Running Protoize): Remove.
20387 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20388 (Protoize Caveats): Remove.
20389 * tsystem.h: Update comments on headers assumed to exist.
20391 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20393 * genautomata.c: Add a new year to the copyright. Add a new
20395 (struct insn_reserv_decl): Add comments for member bypass_list.
20396 (find_bypass): Remove.
20397 (insert_bypass): New.
20398 (process_decls): Use insert_bypass.
20399 (output_internal_insn_latency_func): Output all bypasses with the
20400 same input insn in one switch case.
20402 * rtl.def (define_bypass): Describe bypass choice.
20403 * doc/md.texi (define_bypass): Ditto.
20405 2009-03-27 Richard Guenther <rguenther@suse.de>
20407 * gimplify.c (mark_addressable): Export.
20408 * tree-flow.h (mark_addressable): Declare.
20409 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20410 * tree-ssa.c (verify_phi_args): Verify that address taken
20411 variables have TREE_ADDRESSABLE set.
20413 2009-03-27 Richard Guenther <rguenther@suse.de>
20415 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20416 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20417 Do not mark decls TREE_ADDRESSABLE.
20418 (build_fold_addr_expr): Adjust.
20419 (fold_addr_expr): Remove.
20420 (fold_unary): Use build_fold_addr_expr.
20421 (fold_comparison): Likewise.
20422 (split_address_to_core_and_offset): Likewise.
20423 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20425 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20426 (gimplify_modify_expr_to_memcpy): Mark source and destination
20428 * omp-low.c (create_omp_child_function): Mark the object decl
20430 (lower_rec_input_clauses): Mark the var we take the address of
20432 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20434 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20436 PR middle-end/39315
20437 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20438 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20440 2009-03-27 Richard Guenther <rguenther@suse.de>
20442 PR tree-optimization/39120
20443 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20445 (handle_lhs_call): Process return constraints. Add escape
20446 constraints if necessary.
20447 (handle_const_call): Fill out return constraints. Make nested
20448 case more precise. Avoid consttmp if possible.
20449 (handle_pure_call): Fill out return constraints. Avoid
20450 callused if possible.
20451 (find_func_aliases): Simplify call handling.
20453 2009-03-27 Richard Guenther <rguenther@suse.de>
20455 PR tree-optimization/39120
20456 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20457 as a representative.
20458 (solve_graph): Do propagate CALLUSED.
20459 (handle_pure_call): Use a scalar constraint from CALLUSED for
20461 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20464 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20467 * c-common.c (handle_aligned_attribute): Properly check alignment
20468 overflow. Use (1U << i) instead of (1 << i).
20470 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20472 * expr.h (get_mem_align_offset): Updated.
20474 * tree.h (tree_decl_common): Change align to "unsigned int" and
20475 move it before pointer_alias_set.
20477 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20478 Jakub Jelinek <jakub@redhat.com>
20481 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20482 gr_register_operand with gr_reg_or_0_operand.
20483 (cmpxchg_rel_di): Likewise.
20484 (sync_lock_test_and_set<mode>): Likewise.
20486 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20488 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20489 (true_regnum): Likewise.
20491 * rtlanal.c (subreg_info): Moved to ...
20492 * rtl.h (subreg_info): Here. New.
20493 (subreg_get_info): New.
20495 * rtlanal.c (subreg_get_info): Make it extern.
20497 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20500 * config/i386/i386.c (ix86_abi): New.
20501 (override_options): Handle -mabi=.
20502 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20503 (ix86_call_abi_override): Likewise.
20504 (init_cumulative_args): Likewise.
20505 (function_arg_advance): Likewise.
20506 (function_arg_64): Likewise.
20507 (function_arg): Likewise.
20508 (ix86_pass_by_reference): Likewise.
20509 (ix86_function_value_regno_p): Likewise.
20510 (ix86_build_builtin_va_list_abi): Likewise.
20511 (setup_incoming_varargs_64): Likewise.
20512 (is_va_list_char_pointer): Likewise.
20513 (ix86_init_machine_status): Likewise.
20514 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20515 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20516 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20517 (ix86_function_abi): Make it static and return enum calling_abi.
20518 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20520 (ix86_fn_abi_va_list): Updated.
20522 * config/i386/i386.h (ix86_abi): New.
20523 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20524 (CONDITIONAL_REGISTER_USAGE): Likewise.
20525 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20526 (machine_function): Likewise.
20528 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20530 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20531 (STACK_BOUNDARY): Likewise.
20532 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20534 * config/i386/i386.opt (mabi=): New.
20536 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20537 return enum calling_abi.
20538 (ix86_function_type_abi): Likewise.
20539 (ix86_function_abi): Removed.
20541 * doc/invoke.texi: Document -mabi= option for x86.
20543 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20545 * builtins.c (real_dconstp): Delete.
20546 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20548 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20549 Jakub Jelinek <jakub@redhat.com>
20552 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20553 (gen_subprogram_die): When a function is explicit, generate the
20554 DW_AT_explicit attribute.
20555 * langhooks.h (struct lang_hooks_for_decls): Add
20556 function_decl_explicit_p langhook.
20557 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20558 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20560 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20562 * builtins.c (fold_builtin_memory_op): Optimize memmove
20563 into memcpy if we can prove source and destination don't overlap.
20565 * tree-inline.c: Include gt-tree-inline.h.
20566 (clone_fn_id_num): New variable.
20567 (clone_function_name): New function.
20568 (tree_function_versioning): Use it.
20569 * Makefile.in (GTFILES): Add tree-inline.c.
20571 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20573 * BASE-VER: Change to 4.5.0.
20575 2009-03-27 Xinliang David Li <davidxl@google.com>
20577 PR tree-optimization/39557
20578 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20580 2009-03-27 Xinliang David Li <davidxl@google.com>
20582 PR tree-optimization/39548
20583 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20586 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20588 * c-common.c (pointer_int_sum): Use %wd on return from
20591 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20593 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20594 on return from tree_low_cst.
20596 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20599 * ginclude/stdarg.h (va_copy): Define also for
20600 __GXX_EXPERIMENTAL_CXX0X__.
20602 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20605 * builtins.h (c_strlen): Do not warn here.
20606 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20607 * c-common.c (pointer_int_sum): Take an explicit location.
20608 Warn about offsets out of bounds.
20609 * c-common.h (pointer_int_sum): Adjust declaration.
20611 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20613 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20616 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20619 * opts.c (warn_if_disallowed_function_p): Don't assume
20620 get_callee_fndecl must return non-NULL.
20622 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20624 PR rtl-optimization/39522
20625 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20626 when reg_reloaded_valid is set.
20628 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20630 * config/spu/divv2df3.c: New file.
20631 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20632 (DPBIT_FUNCS): Filter out _div_df.
20634 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20636 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20637 a jump insn, count that jump in the distance to the loop start.
20639 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20642 * config/sh/sh.c (calc_live_regs): Fix condition for global
20643 registers except PIC_OFFSET_TABLE_REGNUM.
20645 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20648 * doc/invoke.texi (-mconsole): New.
20650 (-mno-cygwin): New.
20652 (-mnop-fun-dllimport): New.
20656 (sub section "i386 and x86-64 Windows Options"): New.
20658 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20660 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20661 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20663 2009-03-25 Richard Guenther <rguenther@suse.de>
20665 PR middle-end/39497
20666 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20669 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20671 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20672 neither of haifa/selective schedulers are working.
20674 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20676 * doc/invoke.texi (Debugging Options): Fix description of
20677 -fno-merge-debug-strings.
20679 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20681 * config/cris/libgcc.ver: New version-script.
20682 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20684 * configure.ac <GAS features, nop mnemonic>: Add pattern
20685 crisv32-*-* for "nop".
20686 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20687 * configure: Regenerate.
20689 2009-03-24 Ira Rosen <irar@il.ibm.com>
20691 PR tree-optimization/39529
20692 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20693 mark_sym_for_renaming for the tag copied to the new vector
20696 2009-03-24 Arthur Loiret <aloiret@debian.org>
20698 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20699 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20700 EXTRA_SPEC_FUNCTIONS.
20701 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20702 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20703 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20704 -march and -mtune options.
20706 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
20708 * config/m68k/t-rtems: Add m5329 multilib.
20710 2009-03-24 Dodji Seketeli <dodji@redhat.com>
20711 Jakub Jelinek <jakub@redhat.com>
20714 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
20717 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20720 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
20721 instead of c_parser_expression_conv, if original_code isn't one of the
20722 4 allowed comparison codes, fail.
20724 2009-03-23 Richard Guenther <rguenther@suse.de>
20726 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
20727 * tree.h (struct tree_type): Likewise.
20728 * reload.h (struct insn_chain): Likewise.
20729 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
20730 * function.h (struct function): Likewise.
20731 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
20733 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20735 PR tree-optimization/39516
20736 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
20738 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
20740 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
20741 should be set true if BITS_PER_WORD of target is bigger than 32
20743 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
20745 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
20746 Translate -B-options to -rpath-link. Correct existing
20747 rpath-link and conditionalize on !nostdlib.
20749 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20751 * doc/extend.texi (Function Attributes, Variable Attributes):
20753 * doc/invoke.texi (Debugging Options, Optimize Options)
20754 (i386 and x86-64 Options, MCore Options): Likewise.
20756 2009-03-20 Jakub Jelinek <jakub@redhat.com>
20759 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
20760 it for block local namespace aliases.
20761 (gen_decl_die): Pass context_die to gen_namespace_die.
20763 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20766 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
20767 minimum or maximum value.
20769 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
20771 * reginfo.c (globalize_reg): Recompute derived reg sets.
20773 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
20776 * libgcc2.c (mprotect): Do not use signed arguments for
20777 VirtualProtect, use DWORD arguments. Also fix the 'may
20778 be used uninitialized' warning for the np variable.
20780 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20783 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
20784 functions using regparm calling conventions when not optimizing.
20785 (ix86_function_sseregparm): Similarly for sseregparm calling
20788 2009-03-19 Li Feng <nemokingdom@gmail.com>
20790 PR middle-end/39500
20791 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
20792 dependence if the first conflict is after niter iterations.
20794 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
20796 PR middle-end/38609
20797 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
20798 functions with dynamic stack-pointer adjustments.
20800 2009-03-19 Ben Elliston <bje@au.ibm.com>
20802 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
20803 option; change to -msdata=data.
20805 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20807 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
20810 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
20813 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
20815 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
20817 * doc/invoke.texi (Code Gen Options): Expand discussion of
20820 2009-03-18 Jakub Jelinek <jakub@redhat.com>
20822 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
20823 * matrix-reorg.c (struct matrix_info): Likewise.
20824 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
20825 * rtl.h (struct mem_attrs): Likewise.
20826 * df.h (struct df): Likewise.
20827 * tree-data-ref.h (struct data_dependence_relation): Likewise.
20828 * ira-int.h (struct ira_allocno): Likewise.
20829 * df-scan.c (struct df_collection_rec): Likewise.
20830 * ira.c (struct equivalence): Likewise.
20831 * function.c (struct temp_slot): Likewise.
20832 * cfgloop.h (struct loop): Likewise.
20835 * function.c (use_register_for_decl): When not optimizing, disregard
20836 register keyword for variables with types containing methods.
20838 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
20840 PR middle-end/39447
20841 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
20842 (is_simple_operand): Call contains_component_ref_p before calling data
20843 reference analysis that would fail on COMPONENT_REFs.
20845 * tree-vrp.c (search_for_addr_array): Fix formatting.
20847 2009-03-18 Richard Guenther <rguenther@suse.de>
20849 * tree-vect-transform.c (vect_loop_versioning): Fold the
20850 generated comparisons.
20851 * tree-vectorizer.c (set_prologue_iterations): Likewise.
20852 (slpeel_tree_peel_loop_to_edge): Likewise.
20854 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20856 PR middle-end/37805
20857 * opts.c (print_specific_help): In addition to `undocumented',
20858 accept `separate' and `joined' flags if passed alone. Describe
20859 output by the first matched one of those.
20860 (common_handle_option): Skip over empty strings.
20861 * gcc.c (display_help): Fix help string for `--help='.
20862 * doc/invoke.texi (Option Summary, Overall Options): With
20863 `--help=', classes and qualifiers can both be repeated, but
20864 only the latter can be negated. One should not pass only
20865 negated qualifiers. Fix markup and examples.
20868 2008-10-14 Jakub Jelinek <jakub@redhat.com>
20869 PR middle-end/37805
20870 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
20871 and -fhelp=separate.
20873 2009-03-17 Jing Yu <jingyu@google.com>
20875 PR middle-end/39378
20876 * function.h (struct rtl_data): Move is_thunk from here...
20877 (struct function): ...to here.
20878 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
20879 * varasm.c (assemble_start_function): Change is_thunk from crtl to
20881 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
20883 (alpha_does_function_need_gp, alpha_start_function): Likewise.
20884 (alpha_output_function_end_prologue): Likewise.
20885 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
20886 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
20887 (rs6000_output_function_epilogue): Likewise.
20888 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
20890 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
20893 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
20894 from different units in a single alternative.
20895 (*truncdfsf_i387): Ditto.
20896 (*truncxfsf2_mixed): Ditto.
20897 (*truncxfdf2_mixed): Ditto.
20899 2009-03-17 Jakub Jelinek <jakub@redhat.com>
20901 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
20902 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
20905 * tree-ssa-live.c (remove_unused_locals): Don't remove local
20906 unused non-artificial variables when not optimizing.
20909 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
20910 DW_TAG_imported_module even if decl is IMPORTED_DECL with
20911 NAMESPACE_DECL in its DECL_INITIAL.
20913 PR middle-end/39443
20914 * optabs.c (set_user_assembler_libfunc): New function.
20915 * expr.h (set_user_assembler_libfunc): New prototype.
20916 * c-common.c: Include libfuncs.h.
20917 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
20918 for memcmp, memset, memcpy, memmove and abort.
20919 * Makefile.in (c-common.o): Depend on libfuncs.h.
20922 * dwarf2out.c (gen_inlined_enumeration_type_die,
20923 gen_inlined_structure_type_die, gen_inlined_union_type_die,
20924 gen_tagged_type_instantiation_die): Removed.
20925 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
20928 2009-03-17 Janis Johnson <janis187@us.ibm.com>
20931 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
20933 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
20934 (check-parallel-%): Ditto.
20935 (check-consistency): Ditto.
20937 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
20939 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
20940 local variable rhs by NULL_TREE.
20942 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20945 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
20947 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20950 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
20952 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
20955 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
20956 for ms->sysv ABI calls only in 64bit mode.
20958 * config/i386/i386.md (untyped_call): Support 32bit.
20960 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
20962 * doc/extend.texi: Replace x86_65 with x86_64.
20964 2009-03-16 Jakub Jelinek <jakub@redhat.com>
20966 PR tree-optimization/39455
20967 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
20968 mismatches for POINTER_TYPE_P (type).
20969 (number_of_iterations_le): Likewise.
20971 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20973 * config/picochip/picochip.c: Removed profiling support.
20974 * config/picochip/picochip.md: Removed profiling instruction.
20975 * config/picochip/picochip.h: Removed profiling builtin.
20977 2009-03-16 Joseph Myers <joseph@codesourcery.com>
20979 * doc/install.texi (--with-host-libstdcxx): Document.
20981 2009-03-14 Anatoly Sokolov <aesok@post.ru>
20984 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
20985 generate a warning if the function name does not begin with
20986 "__vector" and the function has either the 'signal' or 'interrupt'
20987 attribute, from here to ...
20988 (avr_declare_function_name): ...here. New function.
20989 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
20990 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
20992 2009-03-14 Jakub Jelinek <jakub@redhat.com>
20995 * cse.c (fold_rtx): Don't modify original const_arg1 when
20996 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
20997 separate variable instead.
20998 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
20999 from out of range shift counts.
21000 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21002 2009-03-13 Catherine Moore <clm@codesourcery.com>
21004 * config/i386/x-mingw32 (host-mingw32.o): Replace
21005 diagnostic.h with $(DIAGNOSTIC_H).
21007 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21010 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21012 * config/i386/sync.md (sync_compare_and_swap<mode>,
21013 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21014 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21016 (sync_double_compare_and_swapdi_pic,
21017 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21018 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21020 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21023 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21025 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21028 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21029 (avx_addsubv4df3): Likewise.
21030 (*avx_addsubv4sf3): Likewise.
21031 (sse3_addsubv4sf3): Likewise.
21033 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21036 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21038 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21041 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21042 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21043 registers for allocnos created from user-defined variables.
21045 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21048 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21049 of non-integer mode as well.
21051 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21053 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21054 for functions for which the parameter types are unknown.
21056 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21059 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21060 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21061 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21062 * config/i386/i386.c (ix86_local_alignment): For
21063 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21064 long long variables on the stack to avoid dynamic realignment.
21065 Allow the first argument to be a decl rather than type.
21066 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21068 2009-03-11 Nick Clifton <nickc@redhat.com>
21071 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21073 Add description to mno-lsim option.
21074 * config/mcore/mcore.h: Remove comment about deprecated m4align
21076 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21077 * doc/invoke.texi: Add description of mno-lsim and
21078 mstack-increment options.
21080 * config/fr30/fr30.opt: Document the -mno-lsim option.
21081 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21082 and -mno-lsim options.
21084 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21086 * fold-const.c (fold_comparison): Only call fold_inf_compare
21087 if the mode supports infinities.
21089 2009-03-11 Jason Merrill <jason@redhat.com>
21092 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21093 end already did. Notice GIMPLE_CALL modifications of the result.
21094 Don't copy debug information from an ignored decl or a decl from
21097 2009-03-10 Richard Guenther <rguenther@suse.de>
21098 Nathan Froyd <froydnj@codesourcery.com>
21100 PR middle-end/37850
21101 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21102 (__divMODE3): Likewise.
21104 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21106 PR tree-optimization/39394
21107 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21108 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21110 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21112 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21113 inline asms for register asm ("") declarations.
21115 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21117 * fold-const.c (fold_unary): Fix comment.
21119 2009-03-07 Jan Hubicka <jh@suse.cz>
21122 * tree-inline.c (setup_one_parameter): Do replacement of const
21123 argument by constant in SSA form.
21125 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21127 PR middle-end/38028
21128 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21129 determine alignment passed to assign_stack_local.
21130 (assign_parms_unsplit_complex): Likewise.
21131 * except.c (sjlj_build_landing_pads): Likewise.
21133 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21135 PR middle-end/39360
21136 * tree-flow.h (add_referenced_var): Return bool instead of void.
21137 * tree-dfa.c (add_referenced_var): Return result of
21138 referenced_var_check_and_insert call.
21139 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21140 of referenced_var_check_and_insert.
21143 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21144 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21145 DIE, don't emit it if abstract origin already has it.
21146 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21147 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21149 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21151 * genpreds.c (needs_variable): Fix parentheses at variable name
21153 (write_tm_constrs_h): Indent generated code.
21155 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21157 * doc/extend.texi (Function Attributes): Add documentation
21158 for isr attributes.
21160 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21163 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21164 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21166 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21168 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21171 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21174 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21175 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21177 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21179 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21180 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21181 constants instead of magic numbers.
21182 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21184 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21185 (x86_64_ms_abi_int_parameter_registers): Ditto.
21186 (x86_64_int_return_registers): Ditto.
21187 (ix86_maybe_switch_abi): Ditto.
21188 (ix86_expand_call): Ditto for clobbered_registers array.
21189 (ix86_hard_regno_mode_ok): Ditto.
21190 (x86_extended_QIreg_mentioned_p): Ditto.
21192 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21194 PR tree-optimization/39349
21195 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21197 * combine.c (gen_lowpart_for_combine): Use omode when generating
21200 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21202 PR rtl-optimization/39235
21203 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21205 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21207 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21209 2009-03-04 Richard Guenther <rguenther@suse.de>
21211 PR tree-optimization/39362
21212 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21213 that occur in abnormal PHIs should be varying.
21215 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21217 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21219 (simple_iv): Take loop as an argument instead of statement.
21220 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21221 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21223 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21225 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21226 * matrix-reorg.c (analyze_transpose): Ditto.
21227 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21228 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21229 * tree-predcom.c (ref_at_iteration): Ditto.
21230 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21232 2009-03-04 Richard Guenther <rguenther@suse.de>
21234 PR tree-optimization/39358
21235 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21236 escaped_id and callused_id.
21237 (solve_graph): Likewise.
21239 2009-03-04 Richard Guenther <rguenther@suse.de>
21241 PR tree-optimization/39339
21242 * tree-sra.c (try_instantiate_multiple_fields): Make it
21243 no longer ICE on the above.
21245 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21247 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21248 that fits within Pmode.
21250 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21252 PR middle-end/10109
21253 * tm.texi (LIBCALL_VALUE): Update description.
21255 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21257 PR middle-end/34443
21258 * doc/extend.texi (section): Update description.
21260 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21262 PR middle-end/39345
21263 * tree-inline.c (remapped_type): New.
21264 (can_be_nonlocal): Call remapped_type instead of remap_type.
21266 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21269 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21270 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21272 2009-03-03 Richard Guenther <rguenther@suse.de>
21274 PR middle-end/39272
21275 * tree.c (tree_nonartificial_location): New function.
21276 * tree.h (tree_nonartificial_location): Declare.
21277 * builtins.c (expand_builtin_memory_chk): Provide location
21278 of the call location for artificial function pieces.
21279 (maybe_emit_chk_warning): Likewise.
21280 (maybe_emit_sprintf_chk_warning): Likewise.
21281 (maybe_emit_free_warning): Likewise.
21282 * expr.c (expand_expr_real_1): Likewise.
21284 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21286 PR tree-optimization/39343
21287 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21288 COMPONENT_REF t has ARRAY_TYPE.
21290 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21292 PR middle-end/39335
21293 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21294 when the type precision of the induction variable should be
21295 larger than the type precision of nit.
21296 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21297 * graphite.c (graphite_loop_normal_form): Same.
21298 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21300 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21302 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21303 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21304 numbers to describe clobbered registers.
21305 (*call_value_0_rex64_ms_sysv): Ditto.
21306 * config/i386/mmx.md (mmx_emms): Ditto.
21307 (mmx_femms): Ditto.
21309 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21311 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21314 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21316 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21317 (spu_section_type_flags): New function.
21319 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21321 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21322 reg_class_contents of FLOAT_REGS into a temporary.
21324 2009-03-02 Richard Guenther <rguenther@suse.de>
21325 Ira Rosen <irar@il.ibm.com>
21327 PR tree-optimization/39318
21328 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21329 information to the vectorized statement.
21331 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21333 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21334 variable. Use defined names instead of magic constants for REX SSE
21337 2009-03-01 Richard Guenther <rguenther@suse.de>
21339 PR tree-optimization/39331
21340 * omp-low.c (lower_send_shared_vars): Do not receive new
21341 values for the reference of DECL_BY_REFERENCE parms or results.
21343 2009-03-01 Jan Hubicka <jh@suse.cz>
21346 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21347 BLOCK_NONLOCALIZED_VAR): New macros.
21348 (tree_block): Add nonlocalized_vars.
21349 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21350 gen_decl_die): Add origin argument. Allow generation of die with
21351 origin at hand only.
21352 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21353 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21355 (gen_block_die): Fix checking for unused blocks.
21356 (process_scope_var): Break out from .... ; work with origins only.
21357 (decls_for_scope) ... here; process nonlocalized list.
21358 (dwarf2out_ignore_block): Look for nonlocalized vars.
21359 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21361 (dump_scope_block): Dump them.
21362 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21363 (remap_block): Likewise.
21364 (can_be_nonlocal): New predicate.
21365 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21367 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21369 * configure: Regenerate.
21371 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21373 * optc-gen.awk: No need to duplicate option flags twice.
21374 Reuse help texts for duplicate options which do not have any.
21376 * gcc.c (display_help): Document --version.
21378 * gcc.c (main): If print_help_list and verbose_flag, ensure
21379 driver output comes before subprocess output.
21381 * optc-gen.awk: Assign all remaining fields to help string,
21382 space-separated, for multi-line help in *.opt.
21384 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21385 -Wno-pedantic-ms-format is for MinGW targets only.
21387 * doc/options.texi (Option file format): Fix bad indentation,
21388 restoring dropped sentence.
21390 2009-02-28 Jan Hubicka <jh@suse.cz>
21392 * tree-inline.c (tree_function_versioning): Output debug info.
21394 2009-02-28 Jan Hubicka <jh@suse.cz>
21397 * tree-inline.c (setup_one_parameter): Do not copy propagate
21398 arguments when not optimizing.
21400 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21403 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21404 (avx_addsubv4df3): Likewise.
21405 (*avx_addsubv4sf3): Likewise.
21406 (sse3_addsubv4sf3): Likewise.
21407 (*avx_addsubv2df3): Likewise.
21408 (sse3_addsubv2df3): Likewise.
21409 (avx_unpckhps256): Correct item selectors.
21410 (avx_unpcklps256): Likewise.
21411 (avx_unpckhpd256): Likewise.
21412 (avx_unpcklpd256): Likewise.
21414 2009-02-28 Jan Hubicka <jh@suse.cz>
21416 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21418 (copy_arguments_for_versioning): If var is declared don't declare it.
21419 (tree_function_versioning): First setup substitutions and then copy
21422 2009-02-27 Jan Hubicka <jh@suse.cz>
21425 * cgraph.h (varpool_output_debug_info): Remove.
21426 * cgraphunit.c (varpool_output_debug_info): Remove.
21427 * dwarf2out.c (deferred_locations_struct): New struct
21428 (deferred_locations): New type.
21429 (deferred_locations_list): New static var.
21430 (deffer_location): New function.
21431 (gen_variable_die): Use it.
21432 (decls_for_scope): Output info on local static vars.
21433 (dwarf2out_finish): Process deferred locations.
21434 * varpool.c (varpool_output_debug_info): Remove.
21436 2009-02-27 Jan Hubicka <jh@suse.cz>
21439 * tree.h (TREE_PROTECTED): Fix comment.
21440 (BLOCK_HANDLER_BLOCK): Remove.
21441 (struct tree_block): Remove handler_block add body_block.
21442 (inlined_function_outer_scope_p): New.
21443 (is_body_block): Remove.
21444 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21445 * dwarf2out.c (is_inlined_entry_point): Remove.
21446 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21447 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21449 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21450 * gimplify.c (gimplify_expr): Gimplify body blocks.
21451 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21452 block with multiple subblocks.
21453 (dump_scope_block): Prettier output; dump more flags and info.
21454 (dump_scope_blocks): New.
21455 (remove_unused_locals): Use dump_scope_blocks.
21456 * tree-flow.h (dump_scope_blocks): Declare.
21457 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21458 * stmt.c (is_body_block): Remove.
21459 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21460 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21462 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21464 PR middle-end/39308
21465 * graphite.c (graphite_loop_normal_form): Do not call
21466 number_of_iterations_exit from a gcc_assert.
21468 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21470 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21471 jumps if COND is NULL.
21472 (find_cond_jump): New function.
21473 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21474 * config/s390/s390.md: Remove z10_cobra attribute value.
21476 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21478 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21479 force_const_mem returns NULL_RTX.
21481 2009-02-26 Jan Hubicka <jh@suse.cz>
21484 * cgraph.h (varpool_output_debug_info): Remove.
21485 * cgraphunit.c (varpool_output_debug_info): Remove.
21486 * dwarf2out.c (deferred_locations_struct): New struct
21487 (deferred_locations): New type.
21488 (deferred_locations_list): New static var.
21489 (deffer_location): New function.
21490 (gen_variable_die): Use it.
21491 (decls_for_scope): Output info on local static vars.
21492 (dwarf2out_finish): Process deferred locations.
21493 * varpool.c (varpool_output_debug_info): Remove.
21495 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21497 PR rtl-optimization/39241
21498 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21499 to subreg_offset_representable_p.
21501 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21503 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21504 execute function prototype. Get f and nregs from max_reg_num
21505 and get_insns. Remove the first backward pass as it's dead,
21506 guard the forward pass by flag_expensive_optimizations.
21507 (rest_of_handle_regmove): Delete.
21508 (pass_regmove): Replace it with regmove_optimize.
21510 2009-02-25 Martin Jambor <mjambor@suse.cz>
21512 PR tree-optimization/39259
21513 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21514 calls_alloca function flags.
21515 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21516 calls are detected.
21518 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21520 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21521 flags_set_1_rtx, flags_set_1_set): Delete.
21522 (regmove_optimize): Do not call mark_flags_life_zones.
21524 2009-02-24 Julian Brown <julian@codesourcery.com>
21527 * config/arm/arm.c (require_pic_register): Only set
21528 cfun->machine->pic_reg once per function.
21530 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21532 * doc/invoke.texi (Link Options): Document an easier way to pass
21533 options that take arguments to the GNU linker using -Xlinker and -Wl.
21535 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21538 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21540 2009-02-24 Richard Guenther <rguenther@suse.de>
21543 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21545 2009-02-24 Richard Guenther <rguenther@suse.de>
21546 Zdenek Dvorak <ook@ucw.cz>
21548 PR tree-optimization/39233
21549 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21550 from converting them to a generic type.
21552 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21554 PR tree-optimization/39260
21555 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21556 contains a condition with a real type.
21557 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21559 2009-02-23 Jason Merrill <jason@redhat.com>
21562 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21563 narrowing_initializer_constant_valid_p.
21564 (narrowing_initializer_constant_valid_p): Don't return
21565 null_pointer_node for adding a pointer to itself.
21567 2009-02-23 Jan Hubicka <jh@suse.cz>
21570 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21573 2009-02-23 Jan Hubicka <jh@suse.cz>
21575 PR tree-optimization/37709
21576 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21577 * tree.h (block_ultimate_origin): Declare.
21578 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21579 * tree-ssa-live.c (remove_unused_scope_block_p):
21580 Eliminate blocks containig no instructions nor live variables nor
21582 (dump_scope_block): New function.
21583 (remove_unused_locals): Enable removal of dead blocks by default;
21584 enable dumping at TDF_DETAILS.
21586 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21588 * config/i386/i386.c (classify_argument): Don't allow COImode
21590 (function_arg_advance_32): Don't allow OImode.
21591 (function_arg_32): Likewise.
21592 (function_value_32): Likewise.
21593 (return_in_memory_32): Likewise.
21594 (function_arg_64): Remove OImode comment.
21596 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21599 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21600 ix86_expand_vector_set for V4DImode in 64bit mode only.
21601 (ix86_expand_vector_init_one_var): Likewise.
21603 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21605 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21607 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21610 * loop-iv.c: Revert last change.
21611 * emit-rtl.c: Likewise.
21613 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21616 * config/i386/i386.c (type_natural_mode): Remove an extra
21617 space in the warning message.
21618 (function_value_32): Handle 32-byte vector modes.
21619 (return_in_memory_32): Likewise.
21621 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21623 * loop-iv.c (truncate_value): New function.
21624 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21626 (lowpart_subreg): Move to...
21627 * emit-rtl.c: ...here.
21629 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21631 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21632 accidental and undocumented change at revision 140860.
21634 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21636 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21637 take gimple_seq * arguments.
21638 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21639 types_compatible_p langhook.
21641 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21642 Joseph Myers <joseph@codesourcery.com>
21644 * config/arm/arm.c (arm_builtin_va_list): New function.
21645 (arm_expand_builtin_va_start): Likewise.
21646 (arm_gimplify_va_arg_expr): Likewise.
21647 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21648 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21649 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21650 (va_list_type): New variable.
21651 (arm_mangle_type): Mangle va_list_type appropriately.
21653 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21655 PR middle-end/39157
21656 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21657 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21658 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21659 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21660 parameter to 1000 for -O1 by default.
21661 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21663 * loop-invariant.c: Include params.h.
21664 (move_loop_invariants): Don't call move_single_loop_invariants on
21667 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21669 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21670 offset when calculating bounds for indexing stack_usage_map. Fixes
21671 a buffer overflow with certain target setups.
21673 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21676 * calls.c (expand_call): Clear try_tail_call if caller and callee
21677 disagree in promotion of function return value.
21679 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21682 * c-common.c (c_determine_visibility): If visibility changed and
21683 DECL_RTL has been already set, call make_decl_rtl to update symbol
21686 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21689 * varasm.c (assemble_variable): Don't check DECL_NAME when
21690 globalizing a variable.
21692 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21695 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21696 expression before any __builtin_trap call.
21697 * c-typeck.c (build_function_call): Convert and check function
21698 arguments before generating a call to a trap. Evaluate the
21699 function arguments before the trap.
21701 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21704 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
21705 (UNSPEC_FXAM_MEM): New unspec.
21706 (fxam<mode>2_i387_with_temp): New insn and split pattern.
21707 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
21708 memory using fxam<mode>2_i387_with_temp to remove excess precision.
21710 2009-02-19 Richard Guenther <rguenther@suse.de>
21712 PR tree-optimization/39207
21713 PR tree-optimization/39074
21714 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
21715 storedanything_tree): New.
21716 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
21717 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
21718 (build_succ_graph): Add edges from STOREDANYTHING to all
21720 (init_base_vars): Initialize STOREDANYTHING.
21721 (compute_points_to_sets): Free substitution info after
21722 building the succ graph.
21723 (ipa_pta_execute): Likewise.
21725 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
21727 (do_ds_constraint): Do not add to special var or non-pointer
21729 (type_could_have_pointers): Split out from ...
21730 (could_have_pointers): ... here. For arrays use the element type.
21731 (create_variable_info_for): Initialize may_have_pointers.
21732 (new_var_info): Likewise.
21733 (handle_lhs_call): Make the HEAP variable unknown-sized.
21734 (intra_create_variable_infos): Use a type with pointers for
21735 PARM_NOALIAS, make it unknown-sized.
21737 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
21740 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
21742 2009-02-18 Jason Merrill <jason@redhat.com>
21745 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
21746 value if DECL_EXTERNAL.
21747 * tree-sra.c (sra_walk_gimple_assign): Likewise.
21748 * target.h (gcc_target::binds_local_p): Clarify "module".
21749 * tree.h (TREE_PUBLIC): Clarify "module".
21751 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
21754 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
21755 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
21757 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
21760 * c.opt (Wabi): Support C and ObjC.
21763 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
21765 * config/i386/i386.c (classify_argument): Warn once about the ABI
21766 change when passing union with long double.
21768 * doc/invoke.texi: Update -Wabi for warning psABI changes.
21770 2009-02-18 Joseph Myers <joseph@codesourcery.com>
21773 * c-parser.c (c_parser_compound_statement): Always enter and leave
21776 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21779 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
21781 2009-02-18 Jakub Jelinek <jakub@redhat.com>
21783 PR tree-optimization/36922
21784 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
21785 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
21788 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21790 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
21793 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21795 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
21797 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21799 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
21802 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
21803 Richard Sandiford <rdsandiford@googlemail.com>
21805 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
21806 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
21807 (loongson_biadd): ...this.
21809 2009-02-17 Richard Guenther <rguenther@suse.de>
21811 PR tree-optimization/39202
21812 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
21813 a var make sure to follow existing collapses.
21815 2009-02-17 Richard Guenther <rguenther@suse.de>
21817 PR middle-end/39214
21818 * langhooks.c (lhd_print_error_function): Check for NULL block.
21820 2009-02-17 Richard Guenther <rguenther@suse.de>
21822 PR tree-optimization/39204
21823 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
21826 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
21828 * config/soft-fp/double.h: Update from glibc CVS.
21830 2009-02-17 Richard Guenther <rguenther@suse.de>
21832 PR tree-optimization/39207
21833 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
21834 strict-aliasing warnings for pointers pointing to NULL.
21836 2009-02-16 Joseph Myers <joseph@codesourcery.com>
21839 * c-parser.c (c_parser_braced_init): Call pop_init_level when
21840 skipping until next close brace.
21842 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
21845 * config/i386/i386.c (ix86_expand_push): Set memory alignment
21846 to function argument boundary.
21848 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21850 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
21851 in the lea_add. Reload eventually constraints it properly.
21852 * config/picochip/constraints.md: Remove the target constraint
21853 "b", since it is not needed anymore.
21855 2009-02-16 Jakub Jelinek <jakub@redhat.com>
21857 * gthr-dce.h: Uglify function parameter and local variable names.
21858 * gthr-gnat.h: Likewise.
21859 * gthr-mipssde.h: Likewise.
21860 * gthr-nks.h: Likewise.
21861 * gthr-posix95.h: Likewise.
21862 * gthr-posix.h: Likewise.
21863 * gthr-rtems.h: Likewise.
21864 * gthr-single.h: Likewise.
21865 * gthr-solaris.h: Likewise.
21866 * gthr-tpf.h: Likewise.
21867 * gthr-vxworks.h: Likewise.
21868 * gthr-win32.h: Likewise.
21870 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
21873 * config/i386/i386.md: Restrict the new peephole2 to move
21874 between MMX/SSE registers.
21876 2009-02-15 Richard Guenther <rguenther@suse.de>
21879 2009-02-13 Richard Guenther <rguenther@suse.de>
21881 * configure.ac: Enable LFS.
21882 * configure: Re-generate.
21883 * config.in: Likewise.
21885 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21887 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
21888 spu_srqwbyte, spu_srqwbytebc): Define.
21889 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
21890 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
21891 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
21892 "shrqby_<mode>"): New insn-and-split patterns.
21893 * config/spu/spu.c (expand_builtin_args): Determine and return
21894 number of operands using spu_builtin_description data.
21895 (spu_expand_builtin_1): Use it.
21897 2009-02-13 Steve Ellcey <sje@cup.hp.com>
21900 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
21903 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21906 * config/i386/i386.c (override_options): Correct warning
21907 messages for -malign-loops, -malign-jumps and -malign-functions.
21909 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21912 * config/i386/i386.md: Restrict the new peephole2 to move
21913 between the general purpose registers.
21915 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
21918 * config/i386/i386.c (type_natural_mode): Add a new argument.
21919 Return the original mode and warn ABI change if vector size is 32byte.
21920 (function_arg_advance): Updated.
21921 (function_arg): Likewise.
21922 (ix86_function_value): Likewise.
21923 (ix86_return_in_memory): Likewise.
21924 (ix86_sol10_return_in_memory): Likewise.
21925 (ix86_gimplify_va_arg): Likewise.
21926 (function_arg_32): Don't warn ABX ABI change here.
21927 (function_arg_64): Likewise.
21929 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
21931 * loop-iv.c (implies_p): In the final case, test that operands 0
21932 of the two comparisons match.
21934 * config/bfin/bfin.c (find_prev_insn_start): New function.
21935 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
21936 (find_next_insn_start): Move.
21938 2009-02-13 Richard Guenther <rguenther@suse.de>
21940 * configure.ac: Enable LFS.
21941 * configure: Re-generate.
21942 * config.in: Likewise.
21944 2009-02-13 Joseph Myers <joseph@codesourcery.com>
21947 * c-parser.c (c_parser_parms_list_declarator): Discard pending
21948 sizes on syntax error after some arguments have been parsed.
21950 2009-02-12 Jakub Jelinek <jakub@redhat.com>
21952 * doc/invoke.texi (-fira): Remove.
21954 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
21956 * caller-save.c: Replace regclass.c with reginfo.c in comments.
21957 * recog.c: Likewise.
21960 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
21962 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
21963 (umul_ppmm): Likewise.
21964 (count_leading_zeros): Likewise.
21965 (count_trailing_zeros): Likewise.
21966 (UMUL_TIME): Likewise.
21968 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
21970 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
21971 soft-fp/t-softfp to tmake_file.
21973 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
21974 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
21975 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
21976 IA64_BUILTIN_INFQ]: New.
21977 (ia64_init_builtins): Initialize __builtin_infq,
21978 __builtin_fabsq and __builtin_copysignq if not HPUX.
21979 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
21980 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
21982 * config/ia64/lib1funcs.asm (__divtf3): Define only if
21984 (__fixtfti): Likewise.
21985 (__fixunstfti): Likewise.
21986 (__floattitf): Likewise.
21988 * config/ia64/libgcc-glibc.ver: New.
21989 * config/ia64/t-fprules-softfp: Likewise.
21990 * config/ia64/sfp-machine.h: Likewise.
21992 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
21993 (LIBGCC2_TF_CEXT): Likewise.
21994 (TF_SIZE): Likewise.
21995 (TARGET_INIT_LIBFUNCS): Likewise.
21997 * config/ia64/t-glibc (SHLINB_MAPFILES):
21998 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22000 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22002 * config/i386/i386.c (construct_container): Rewrite processing
22003 BLKmode with X86_64_SSE_CLASS.
22005 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22008 * config/i386/i386.md: Replace simplify_replace_rtx with
22009 replace_rtx in the new peephole2.
22011 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22013 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22014 loop unrolling do not happen at -O2.
22016 2009-02-12 Michael Matz <matz@suse.de>
22018 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22020 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22022 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22025 2009-02-12 Ben Elliston <bje@au.ibm.com>
22027 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22028 patterns when updating the back chain. Missed in the 2009-02-10
22031 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22033 * doc/extend.texi (Decimal Floating Types): Update identifier of
22034 draft TR and list of missing support.
22036 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22038 PR middle-end/39154
22039 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22040 bit to variable length decl's flags, add it also to its
22041 pointer replacement variable.
22043 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22044 Jakub Jelinek <jakub@redhat.com>
22047 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22048 (memory_blockage): New expander.
22049 (*memory_blockage): New insn pattern.
22050 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22051 instead of general blockage at the end of function prologue when
22052 frame pointer is used to access red zone area. Do not emit blockage
22053 when profiling, it is emitted in generic code.
22054 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22055 function epilogue when frame pointer is used to access red zone area.
22057 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22060 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22061 by arithmetic with memory operands.
22062 * config/i386/predicates.md (commutative_operator): New.
22064 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22066 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22069 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22071 * alias.h (record_alias_subset): Declare.
22072 * alias.c (record_alias_subset): Make global.
22074 2009-02-10 Nick Clifton <nickc@redhat.com>
22076 * tree-parloops.c: Change license to GPLv3.
22077 * ipa-struct-reorg.c: Change license to GPLv3.
22078 * ipa-struct-reorg.h: Change license to GPLv3.
22080 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22083 * c-decl.c (start_struct): Return NULL on error.
22085 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22087 PR middle-end/39124
22088 * cfgloopmanip.c (remove_path): Call remove_bbs after
22089 cancel_loop_tree, not before it.
22092 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22093 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22094 VAR_DECLs were seen.
22095 * tree-ssa-live.c (remove_unused_locals): Recompute
22096 cfun->has_local_explicit_reg_vars.
22097 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22098 copies or clearings if cfun->has_local_explicit_reg_vars.
22100 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22103 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22104 of function prologue when frame pointer is used to access
22107 2009-02-10 Richard Guenther <rguenther@suse.de>
22109 PR middle-end/39127
22110 * gimplify.c (gimple_regimplify_operands): Always look if
22111 we need to create a temporary.
22113 2009-02-10 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/39132
22116 * tree-loop-distribution.c (todo): New global var.
22117 (generate_memset_zero): Trigger TODO_rebuild_alias.
22118 (tree_loop_distribution): Return todo.
22120 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22123 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22124 (x86_64_reg_class_name): Removed.
22125 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22126 first one isn't X86_64_SSE_CLASS or any other ones aren't
22127 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22128 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22129 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22130 and 3 X86_64_SSEUP_CLASS.
22131 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22132 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22134 2009-02-10 Ben Elliston <bje@au.ibm.com>
22136 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22137 form instruction to update the stack back chain word, even if the
22138 user has disabled the generation of update instructions.
22139 (movdi_<mode>_update_stack): New.
22140 (movsi_update_stack): Likewise.
22141 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22142 always use an update form instruction to update the stack back
22145 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22147 PR middle-end/38953
22148 * graphite.c (if_region_set_false_region): After moving a region in
22149 the false branch of a condition, remove the empty dummy basic block.
22150 (gloog): Remove wrong fix for PR38953.
22152 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22154 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22155 generation due to implicit sign extension.
22157 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22159 PR middle-end/38981
22160 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22161 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22163 2009-02-09 Richard Guenther <rguenther@suse.de>
22165 PR middle-end/35202
22166 * convert.c (convert_to_real): Disable (float)fn((double)x)
22167 to fnf(x) conversion if errno differences may occur and
22168 -fmath-errno is set.
22170 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22172 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22176 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22179 * c-common.c (handle_alias_attribute): Disallow attribute for
22180 anything not a FUNCTION_DECL or VAR_DECL.
22182 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22185 * real.c (do_compare): Special-case compare of zero against
22186 decimal float value.
22188 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22191 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22192 as indicating flexible array members unless the field itself is
22193 being declarared as the incomplete array.
22195 2009-02-06 Jan Hubicka <jh@suse.cz>
22197 PR tree-optimization/38844
22198 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22199 is already inlined.
22201 2009-02-06 Richard Guenther <rguenther@suse.de>
22203 PR middle-end/38977
22204 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22205 fork because we may expand it as __gcov_fork.
22207 2009-02-06 Nick Clifton <nickc@redhat.com>
22209 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22211 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22213 PR tree-optimization/35659
22214 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22215 vn_phi_eq): Shortcut if hashcode does not match.
22216 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22218 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22219 and avoid iterative_hash_expr.
22220 (FOR_EACH_VALUE_ID_IN_SET): New.
22221 (value_id_compare): Remove.
22222 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22223 sort expressions by value id.
22225 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22228 * config/sh/predicates.md (general_movsrc_operand): Don't check
22229 the subreg of system registers here.
22231 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22234 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22235 on the copied decl.
22237 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22239 PR rtl-optimization/39110
22240 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22241 addresses, not aligned ones.
22243 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22244 Richard Guenther <rguenther@suse.de>
22246 PR tree-optimization/39100
22247 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22248 comment says and add edges.
22250 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22253 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22254 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22256 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22258 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22259 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22260 register_bb_in_sese, new_sese, free_sese): Moved.
22261 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22262 outermost_loop_in_scop, build_scop_iteration_domain,
22263 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22264 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22265 Use loop_in_sese_p instead of loop_in_scop_p.
22266 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22267 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22268 (scopdet_basic_block_info): Fix bug in scop detection.
22269 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22270 eq_loop_to_cloog_loop): Remove.
22271 (nb_loops_around_loop_in_scop, nb_loop
22272 ref_nb_loops): Moved here...
22273 * graphite.h (ref_nb_loops): ... from here.
22274 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22275 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22276 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22277 * testsuite/gcc.dg/graphite/scop-19.c: New
22279 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22280 Hans-Peter Nilsson <hp@axis.com>
22282 PR rtl-optimization/37889
22283 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22284 Move offset handling from PLUS to before the switch. Use new
22285 arguments when considering SYMBOL_REFs too.
22286 (rtx_addr_can_trap_p): Pass dummy offset and size.
22287 (enum may_trap_p_flags): Remove.
22288 (may_trap_p_1): Pass size from MEM_SIZE.
22290 PR rtl-optimization/38921
22291 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22292 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22293 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22294 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22296 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22298 AVX Programming Reference (January, 2009)
22299 * config/i386/sse.md (*vpclmulqdq): New.
22301 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22303 PR tree-optimization/38977
22304 PR gcov-profile/38292
22305 * calls.c (special_function_p): Disregard __builtin_ prefix.
22307 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22309 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22310 non-indexable addresses even before reload.
22312 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22315 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22316 as having variable size. Do not give an error for unnamed
22317 parameters with [*] declarators. Give a warning for type names
22318 with [*] declarators and mark them as variable size.
22319 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22320 for sizeof applied to [*] type names.
22322 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22325 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22327 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22329 * gcc.c (process_command): Update copyright notice dates.
22330 * gcov.c (print_version): Likewise.
22331 * gcov-dump.c (print_version): Likewise.
22332 * mips-tfile.c (main): Likewise.
22333 * mips-tdump.c (main): Likewise.
22335 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22338 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22339 for composite type involving a zero-length array type.
22341 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22344 * function.c (match_asm_constraints_1): Skip over
22345 initial optional % in the constraint.
22347 PR inline-asm/39059
22348 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22349 supported, don't accept FIXED_CSTs.
22350 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22351 and _Sat is used without _Fract/_Accum. Set specs->type to
22352 integer_type_node for cts_fract/cts_accum if fixed point is not
22355 2009-02-02 Catherine Moore <clm@codesourcery.com>
22357 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22359 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22361 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22362 (ABI_HAS_64BIT_SYMBOLS): Use it.
22363 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22365 2009-02-02 Paul Brook <paul@codesourcery.com>
22367 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22369 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22371 PR inline-asm/39058
22372 * recog.h (asm_operand_ok): Add constraints argument.
22373 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22374 recurse on matching constraint.
22375 (check_asm_operands): Pass constraints as 3rd argument to
22376 asm_operand_ok. Don't look up matching constraint here.
22377 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22380 2009-02-02 Ben Elliston <bje@au.ibm.com>
22382 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22383 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22385 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22387 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22388 information. Remove some obsolete information. Reorganize.
22390 * config/pa/fptr.c: Revert license to GPL 2.
22391 * config/pa/milli64.S: Likewise.
22393 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22396 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22397 LIBRARY name in, instead of hard-coding it.
22398 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22399 extra target make frag to tmake_files according to EH model.
22400 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22401 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22402 frags that define makefile variable EH_MODEL appropriately.
22403 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22404 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22405 to "-sjlj" according to type of EH configured.
22406 (LIBGCC_SONAME): Concatenate it to shared library base name.
22407 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22408 to "_sjlj" according to type of EH configured.
22409 (LIBGCC_SONAME): Concatenate it to shared library base name.
22410 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22411 (SHLIB_LINK): Add missing semicolon to if-else construct.
22412 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22413 string value of "pe_dll" command-line option.
22414 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22415 (SHLIB_SONAME): Use it when overriding t-cygming default.
22416 (SHLIB_IMPLIB): Override t-cygming default.
22417 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22418 string value of "pe_dll" command-line option.
22420 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22423 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22424 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22426 2009-01-31 Richard Guenther <rguenther@suse.de>
22428 PR tree-optimization/38937
22429 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22430 computing the transitive closure.
22432 2009-01-30 Richard Guenther <rguenther@suse.de>
22434 PR tree-optimization/39041
22435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22436 Propagate variable indices only if the types match for this stmt.
22438 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22441 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22442 inline but never defined.
22444 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22446 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22447 (*insv_h_di_reg_extimm): New insn.
22448 (*insv_l<mode>_reg_extimm): New insn.
22450 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22452 * config/picochip/picochip.c (flag_conserve_stack): set
22453 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22454 fconserve-stack. Reduce call-overhead used by inliner.
22456 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22459 * common.opt (flag_conserve_stack): Initialised to zero.
22461 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22464 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22465 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22468 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22470 * ira-color.c (allocno_reload_assign): Update comments.
22471 * regmove.c (regmove_optimize): Likewise.
22475 2009-01-29 Robert Millan <rmh@aybabtu.com>
22477 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22478 * config/i386/kopensolaris-gnu.h: New file. Undefine
22479 `MD_UNWIND_SUPPORT'.
22480 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22482 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22484 PR tree-optimization/39007
22485 * tree-loop-distribution.c (generate_builtin): Use
22486 recompute_dominator to compute the immediate dominator of the
22487 basic block just after the loop.
22489 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22491 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22492 (ASM_OUTPUT_DWARF_PCREL): Define.
22494 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22496 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22497 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22498 global. Modify entries about regmove and IRA.
22500 * ra-conflict.c: Remove the file.
22502 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22504 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22505 (pass_regclass_init): Rename to pass_reginfo_init.
22507 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22509 * toplev.h (flag_ira): Remove.
22511 * caller-save.c (setup_save_areas): Remove flag_ira.
22513 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22515 * global.c: Remove the file.
22517 * opts.c (decode_options): Remove flag_ira.
22519 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22521 * regmove.c: Modify file description.
22522 (find_use_as_address, try_auto_increment): Define them only if
22523 AUTO_INC_DEC is defined.
22524 (replacement_quality, replace_in_call_usage, fixup_match_1,
22525 stable_and_no_regs_but_for_p): Remove.
22526 (reg_set_in_bb): Make it static.
22527 (regmove_optimize): Remove flag_ira and code which worked for
22530 * local-alloc.c: Remove the file.
22532 * common.opt (fira): Remove.
22534 * ira.c: Include except.h.
22535 (eliminable_regset): Move from global.c.
22536 (mark_elimination): Ditto. Remove flag_ira.
22537 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22538 equiv_mem_modified, validate_equiv_mem_from_store,
22539 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22540 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22541 no_equiv, recorded_label_ref): Move from local-alloc.c.
22542 (update_equiv_regs): Ditto. Make it static.
22543 (print_insn_chain, print_insn_chains): Move it from global.c.
22544 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22545 (build_insn_chain): Ditto. Make it static.
22546 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22547 Rename to init_live_subregs.
22548 (gate_ira): Remove flag_ira.
22550 * regclass.c: Rename reginfo.c. Change file description.
22551 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22552 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22553 (init_reg_sets_1): Remove code for evaluation of
22554 reg_class_superclasses and losing_caller_save_reg_set.
22555 (init_regs): Remove init_reg_autoinc.
22556 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22557 ok_for_base_p_nonstrict): Remove.
22558 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22559 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22560 corresponding entries.
22561 (dump_regclass, record_operand_costs, scan_one_insn,
22562 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22563 record_address_regs, auto_inc_dec_reg_p): Remove.
22564 (gt-regclass.h): Rename to gt-reginfo.h.
22566 * rtl.h (dump_global_regs, retry_global_alloc,
22567 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22569 * Makefile.in (RA_H): Remove.
22570 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22571 Rename regclass.o to reginfo.o.
22572 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22574 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22575 (GTFILES): Rename regclass.c to reginfo.c.
22577 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22578 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22580 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22581 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22583 (finish_spills): Ditto. Remove code for !flag_ira.
22585 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22587 PR middle-end/35854
22588 * doc/invoke.texi (rtl debug options): Complete rewrite.
22589 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22591 * mode-switching.c (pass_mode_switching): Rename pass from
22592 "mode-sw" to "mode_sw".
22593 * except.c (pass_convert_to_eh_ranges): Rename pass from
22594 "eh-ranges" to "eh_ranges".
22595 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22599 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22600 Alexander Monakov <amonakov@ispras.ru>
22602 PR middle-end/38857
22603 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22605 (move_exprs_to_boundary): Change return type and pass through
22606 should_move from move_op. Relax assert. Update usage ...
22607 (schedule_expr_on_boundary): ... here. Use should_move instead of
22609 (move_op_orig_expr_found): Indicate that insn was disconnected from
22611 (code_motion_process_successors): Do not call after_merge_succs
22612 callback if original expression was not found when traversing any of
22614 (code_motion_path_driver): Change return type. Update prototype.
22615 (move_op): Update comment. Add a new parameter (should_move). Update
22616 prototype. Set *should_move based on indication provided by
22617 move_op_orig_expr_found.
22619 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22621 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22622 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22623 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22624 * config/rs6000/rs6000.c (rs6000_override_options): Default
22625 avoid-indexed-addresses on for Power6, off for everything else.
22626 (avoiding_indexed_address_p): New function.
22627 (rs6000_legitimize_address): Use it.
22628 (rs6000_legitimate_address): Likewise.
22629 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22631 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22633 PR tree-optimization/38997
22634 * tree-loop-distribution.c (generate_memset_zero): Use
22635 POINTER_PLUS_EXPR for a pointer addition.
22637 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22639 * config/s390/s390.md (bswap<mode>2): New pattern added.
22641 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22643 * config/s390/s390.md (*tls_load_31): Added type attribute.
22645 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22647 * config/s390/s390.md: Fix a few comments.
22649 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22651 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22652 (*tm<mode>_full): Fixed z10prop attribute.
22653 (*tst<mode>_extimm): Fixed z10prop attribute.
22654 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22655 (*tstqiCCT_cconly): Fixed z10prop attribute.
22656 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22657 (*movsi_larl): Fixed z10prop attribute.
22658 (*movsi_zarch): Fixed z10prop attribute.
22659 (*movsi_eas): Fixed z10prop attribute.
22660 (*movhi): Fixed z10prop attribute.
22661 (*movqi): Fixed z10prop attribute.
22662 (*movstrictqi): Fixed z10prop attribute.
22663 (*mov<mode>): Fixed z10prop attribute.
22664 (*movcc): Fixed z10prop attribute.
22665 (*sethighpartdi_64): Fixed z10prop attribute.
22666 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22667 (*negdi2_sign_cc): Fixed z10prop attribute.
22668 (*negdi2_sign): Fixed z10prop attribute.
22669 (*absdi2_sign_cc): Fixed z10prop attribute.
22670 (*absdi2_sign): Fixed z10prop attribute.
22671 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22672 (*negabsdi2_sign): Fixed z10prop attribute.
22673 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22674 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22675 (doloop_si64): Fixed z10prop attribute.
22676 (doloop_si31): Fixed z10prop attribute.
22677 (doloop_long): Fixed z10prop attribute.
22678 (indirect_jump): Fixed z10prop attribute.
22679 (nop): Fixed z10prop attribute.
22680 (main_base_64): Fixed z10prop attribute.
22681 (reload_base_64): Fixed z10prop attribute.
22683 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22685 PR rtl-optimization/38740
22686 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22688 * config/mips/mips.c (mips_reorg): Likewise.
22690 2009-01-28 Richard Guenther <rguenther@suse.de>
22692 PR tree-optimization/38926
22693 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22694 with the correct value id to a value.
22695 (do_regular_insertion): Use the value number of edoubleprime
22696 for the value number of the expr.
22699 2008-08-21 Richard Guenther <rguenther@suse.de>
22701 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22702 a PHI ask VN if it is already available.
22703 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22704 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
22706 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22708 PR middle-end/38934
22709 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
22710 set to varying whenever max has TREE_OVERFLOW set, similarly
22711 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
22713 2009-01-28 Richard Guenther <rguenther@suse.de>
22715 PR middle-end/38908
22716 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
22717 uninitialized aggregate uses in call arguments.
22719 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
22721 PR tree-optimization/38984
22722 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
22723 the nothing_id variable if -fno-delete-null-pointer-checks.
22725 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
22728 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
22729 (set_got_offset_rex64): Ditto.
22731 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
22734 * doc/extend.texi: Improve local variable with asm reg.
22736 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
22738 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
22739 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
22740 was not supplied then set warn_packed_bitfield_compat to the
22741 default value of 1.
22742 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
22745 2009-01-27 Richard Guenther <rguenther@suse.de>
22747 PR tree-optimization/38503
22748 * cfgexpand.c (expand_gimple_basic_block): Ignore
22749 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
22750 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
22751 variables that cannot have TBAA applied.
22752 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
22755 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
22757 PR middle-end/38969
22758 * calls.c (initialize_argument_information): Do not wrap complex
22759 arguments in SAVE_EXPR.
22761 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
22763 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
22764 (INSTALL_LIBGCC): Revert typo commit.
22766 2009-01-26 Richard Guenther <rguenther@suse.de>
22768 PR tree-optimization/38745
22769 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
22770 from special handling.
22772 2009-01-26 Richard Guenther <rguenther@suse.de>
22774 PR tree-optimization/38745
22775 * tree-ssa.c (execute_update_addresses_taken): Do not include
22776 variables that cannot possibly be a register in not_reg_needs.
22777 Do not clear TREE_ADDRESSABLE on vars that may not become
22779 * tree-ssa.c (update_alias_info_1): Include those in the set
22780 of addressable vars.
22782 2009-01-26 Richard Guenther <rguenther@suse.de>
22784 PR middle-end/38851
22785 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
22786 * tree-ssa-dse.c: Include langhooks.h
22787 (execute_simple_dse): Remove stores with zero size.
22789 2009-01-24 Jakub Jelinek <jakub@redhat.com>
22792 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
22795 2009-01-24 Julian Brown <julian@codesourcery.com>
22797 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
22798 config/arm/linux-atomic.c.
22799 * config/arm/linux-atomic.c: New.
22801 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
22803 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
22804 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
22805 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
22807 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
22810 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
22813 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
22815 PR tree-optimization/38953
22816 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
22817 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
22818 (gloog): Split the exit of the scop when the scop exit is a loop exit.
22819 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
22822 2009-01-24 Paul Brook <paul@codesourcery.com>
22824 * config/arm/neon.md (neon_type): Move to arm.md.
22825 (neon_mov<VSTRUCT>): Add neon_type attribute.
22826 * config/arm/arm.md (neon_type): Move to here.
22827 (conds): Add "unconditioal" and use as default for NEON insns.
22829 2009-01-24 Ben Elliston <bje@au.ibm.com>
22831 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
22832 void *' warning from -Wc++-compat.
22833 * Makefile.in (dominance.o-warn): Remove.
22835 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
22837 PR tree-optimization/38932
22838 * fold-const.c (fold_unary_ignore_overflow): New.
22839 * tree.h (fold_unary_ignore_overflow): Declare.
22840 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
22841 * tree-ssa-sccvn.c (visit_reference_op_load,
22842 simplify_unary_expression): Likewise.
22844 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
22846 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
22847 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
22848 regardless of their type.
22849 * c-common.c (handle_packed_attribute): Don't ignore packed on
22851 * c.opt (Wpacked-bitfield-compat): New warning option.
22852 * stor-layout.c (place_field): Warn if offset of a field changed.
22853 * doc/extend.texi (packed): Mention the ABI change.
22854 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
22855 (Warning Options): Add it to the list.
22857 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
22859 * c-opts.c (c_common_post_options): Fix a typo in comments.
22861 2009-01-22 Steve Ellcey <sje@cup.hp.com>
22863 PR middle-end/38615
22864 * gimplify.c (gimplify_init_constructor): Fix promotion of const
22865 variables to static.
22866 * doc/invoke.texi (-fmerge-all-constants): Update description.
22868 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
22871 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
22872 (*movdi_1_rex64): Use type "mmx" for alternative 5.
22874 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
22876 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
22878 (LOCAL_ALIGNMENT): Similarly.
22880 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22881 Joseph Myers <joseph@codesourcery.com>
22883 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
22884 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
22885 * config/arm/arm-tune.md: Regenerate.
22886 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
22889 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
22891 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
22892 version number to five.
22894 2009-01-22 Dodji Seketeli <dodji@redhat.com>
22897 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
22898 * c-common.c (set_underlying_type): Likewise.
22899 (is_typedef_decl ): Likewise
22901 (set_underlying_type): Likewise.
22902 (is_typedef_type): Likewise.
22904 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
22906 PR middle-end/38587
22907 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
22910 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
22913 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
22914 (LIBGCC_SPEC): Don't define.
22915 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
22917 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
22919 PR rtl-optimization/38879
22920 * alias.c (base_alias_check): Unaligned access via AND address can
22921 alias all surrounding object types except those with sizes equal
22922 or wider than the size of unaligned access.
22924 2009-01-21 Dodji Seketeli <dodji@redhat.com>
22927 * c-decl.c (clone_underlying_type): Move this ...
22928 * c-common.c (set_underlying_type): ... here.
22929 Also, make sure the function properly sets TYPE_STUB_DECL() on
22930 the newly created typedef variant type.
22931 (is_typedef_decl ): New entry point.
22932 * tree.h: Added a new member member_types_needing_access_check to
22933 struct tree_decl_non_common.
22934 (set_underlying_type): New entry point.
22935 (is_typedef_type): Likewise.
22937 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
22939 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
22940 Check whether two instructions have memory references that
22941 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
22942 are helper functions for traversing.
22943 * alias.h (insn_alias_sets_confilict_p): New prototypes.
22944 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
22945 not to draw dependency edge for instructions with non-conflicting
22948 2009-01-20 Joseph Myers <joseph@codesourcery.com>
22951 * longlong.h: Update copyright years. Use soft-fp license notice.
22952 Sync __clz_tab declaration with glibc.
22954 2009-01-20 Steve Ellcey <sje@cup.hp.com>
22957 * doc/extend.texi (syscall_linkage): New.
22958 (version_id): Modify.
22960 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
22961 Richard Guenther <rguenther@suse.de>
22963 PR tree-optimization/38747
22964 PR tree-optimization/38748
22965 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
22966 conversion if the base address is an indirect reference and the
22967 aliasing sets could cause issues.
22969 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
22971 * common.opt (fgraphite, fgraphite-identity): Add comment for
22972 explaining why these options are not documented.
22974 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
22976 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
22977 gimple_call_lhs is NULL.
22979 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
22982 * emit-rtl.c (adjust_address_1): Make sure memref is never
22985 2009-01-20 Ben Elliston <bje@au.ibm.com>
22987 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
22988 const qualifier from arg parameter. Remove unnecessary cast to char *.
22989 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
22990 const qualifier from arg 2.
22992 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
22994 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
22996 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
22999 * rtl.h (reinit_regs): New prototype.
23000 * regclass.c: Include ira.h.
23001 (reinit_regs): New.
23002 * Makefile.in (regclass.o): Add ira.h.
23003 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23005 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23008 * c-common.c (handle_aligned_attribute): Use
23009 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23010 default alignment value.
23012 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23014 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23015 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23017 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23018 __BIGGEST_ALIGNMENT__.
23020 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23022 2009-01-18 Richard Guenther <rguenther@suse.de>
23024 PR tree-optimization/38819
23025 * tree-flow.h (operation_could_trap_helper_p): Declare.
23026 * tree-eh.c (operation_could_trap_helper_p): Export.
23027 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23028 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23029 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23030 are about to insert a possibly trapping instruction and fail
23033 2009-01-18 Andreas Schwab <schwab@suse.de>
23035 * doc/install.texi (Configuration): Remove obsolete paragraph
23036 about use of --with-gnu-ld with --with-gnu-as.
23038 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23040 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23041 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23042 Follow spelling conventions.
23044 2009-01-18 Ben Elliston <bje@au.ibm.com>
23046 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23047 C++ warning about implicit conversion from void * to struct
23049 (bitmap_obstack_free): Likewise for bitmap_element *.
23050 * Makefile.in (bitmap.o-warn): Remove.
23052 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23054 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23056 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23057 Tobias Grosser <tobi.grosser@amd.com>
23059 * graphite.c (graphite_trans_scop_block): Do not block single
23062 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23064 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23065 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23066 test with assertion.
23068 2009-01-16 Richard Guenther <rguenther@suse.de>
23070 PR tree-optimization/38835
23071 PR middle-end/36227
23072 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23073 and INT + PTR -> (INT)(PTR p+ INT) folding.
23074 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23076 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23079 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23080 the subreg from a lowpart subreg if it is also casting the value.
23082 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23083 Tobias Grosser <tobi.grosser@amd.com>
23085 * graphite.c (compare_prefix_loops): New.
23086 (build_scop_canonical_schedules): Rewritten.
23087 (graphite_transform_loops): Move build_scop_canonical_schedules
23088 after build_scop_iteration_domain.
23090 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23091 Tobias Grosser <tobi.grosser@amd.com>
23093 * graphite.c (add_conditions_to_domain): Add the loops to
23094 the dimension of the iteration domain. Do copy the domain
23095 only when it exists.
23096 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23097 (add_conditions_to_constraints): New.
23098 (can_generate_code_stmt, can_generate_code): Removed.
23099 (gloog): Do not call can_generate_code.
23100 (graphite_transform_loops): Call add_conditions_to_constraints
23101 after building the iteration domain.
23103 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23105 PR tree-optimization/38789
23106 * tree-ssa-threadedge.c
23107 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23108 __builtin_constant_p.
23110 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23112 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23113 examined before deleting them.
23115 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23117 * function.c (aggregate_value_p): Correctly extract the function
23118 type from CALL_EXPR_FN lookup.
23120 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23122 * config/picochip/picochip.c (picochip_override_options): Revert
23123 CFI asm flag disable commited previously.
23125 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23126 Tobias Grosser <tobi.grosser@amd.com>
23127 Jan Sjodin <jan.sjodin@amd.com>
23129 * graphite.c (scan_tree_for_params): On substractions negate
23130 all the coefficients of the term.
23131 (clast_to_gcc_expression_red): New. Handle reduction expressions
23132 of more than two operands.
23133 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23134 (get_vdef_before_scop): Handle also the case of default definitions.
23136 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23138 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23139 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23140 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23142 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23143 Joey Ye <joey.ye@intel.com>
23145 PR middle-end/37843
23146 * cfgexpand.c (expand_stack_alignment): Don't update stack
23147 boundary nor check incoming stack boundary here.
23148 (gimple_expand_cfg): Update stack boundary and check incoming
23149 stack boundary here.
23151 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23153 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23155 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23157 PR rtl-optimization/38245
23158 * calls.c (expand_call): Add stack arguments to
23159 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23160 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23161 in regs and partially in memory or BLKmode arguments.
23162 (emit_library_call_value_1): Add stack arguments to
23163 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23164 ACCUMULATE_OUTGOING_ARGS).
23165 * dce.c: Include tm_p.h.
23166 (find_call_stack_args): New function.
23167 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23169 (mark_insn): Call find_call_stack_args for CALL_Ps.
23170 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23171 forwards. Allocate and free arg_stores bitmap if needed, pass it
23172 down to deletable_insn_p, don't mark stores set in arg_stores
23173 bitmap, clear the bitmap at the beginning of each bb.
23174 * Makefile.in (dce.o): Depend on $(TM_P_H).
23176 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23179 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23180 to make sure the insn is a conditional test (bug 22599). Reformat a
23183 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23185 PR middle-end/38431
23186 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23187 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23188 (gloog): Do not call cleanup_tree_cfg.
23189 (graphite_transform_loops): Call cleanup_tree_cfg after all
23190 scops have been code generated.
23192 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23193 * doc/gty.texi (Invoking the garbage collector): Added new node
23194 and section documenting ggc_collect.
23196 2009-01-14 Richard Guenther <rguenther@suse.de>
23198 PR tree-optimization/38826
23199 PR middle-end/38477
23200 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23201 initialization notes only if we actually emitted a warning.
23202 (intra_create_variable_infos): Add constraints for a result decl
23203 that is passed by hidden reference.
23204 (build_pred_graph): Mark all related variables non-direct on
23207 2009-01-14 Nick Clifton <nickc@redhat.com>
23209 * ira-conflicts.c: Include addresses.h for the definition of
23211 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23212 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23214 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23217 * Makefile.in (ira-lives.o): Add except.h.
23219 * ira-lives.c: Include except.h.
23220 (process_bb_node_lives): Process can_throw_internal.
23222 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23224 PR rtl-optimization/38774
23225 * combine.c (simplify_set): When undoing cc_use change, don't do
23226 PUT_CODE on the newly created comparison, but instead put back the
23229 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23231 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23232 values. Remove duplicate arm8 entry.
23234 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23236 PR tree-optimization/38786
23237 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23238 the SSA_NAME case of expand_scalar_variables_expr.
23239 Set the type of an expression to the type of its assign statement.
23240 (expand_scalar_variables_expr): Also gather the scalar computation
23241 used to index the memory access. Do not pass loop_p.
23242 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23243 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23244 the gimple_stmt_iterator where it inserts new code.
23245 Do not pass loop_p.
23246 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23247 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23249 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23251 * graphite.h (debug_value): Removed.
23252 * graphite.c (debug_value): Removed.
23254 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23256 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23257 ldrd/strd with two 32-bit instructions.
23259 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23261 * config/arm/arm.c (struct processors): Pass for speed down into
23262 cost helper functions.
23263 (const_ok_for_op): Handle COMPARE and inequality nodes.
23264 (arm_rtx_costs_1): Rewrite.
23265 (arm_size_rtx_costs): Update prototype.
23266 (arm_rtx_costs): Pass speed down to helper functions.
23267 (arm_slowmul_rtx_costs): Rework cost calculations.
23268 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23269 (arm_9e_rtx_costs): Likewise.
23271 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23273 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23274 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23275 (alpha_legitimize_address): Do not split local symbols wider than
23276 UNITS_PER_WORD into HIGH/LO_SUM parts.
23278 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23281 * gcc.c (process_command): Replace call to execvp with calls
23282 to pex_one and exit.
23284 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23287 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23288 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23289 variant for devices with 3-byte PC.
23290 (__tablejump_elpm__): New.
23292 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23295 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23296 offsetof member-designator, handle it as `[0].'.
23298 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23300 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23301 function when not using named sections on targets with named sections
23302 if branch distance is less than 262132.
23304 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23306 * combine.c (combine_instructions): Recompute
23307 optimize_this_for_speed_p for each BB in the main combine loop.
23309 2009-01-12 Tomas Bily <tbily@suse.cz>
23312 * tree-loop-distribution.c (prop_phis): New function.
23313 (generate_builtin): Call prop_phis.
23314 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23316 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23318 PR tree-optimization/38807
23319 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23320 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23322 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23324 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23325 subreg of op0 to the original op0.
23327 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23329 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23331 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23334 * mips-tfile.c (parse_def): Fix parsing of def strings
23335 starting with digits.
23337 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23340 * config/arm/arm.c (arm_is_long_call_p): Don't call
23341 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23343 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23345 * regrename.c (regrename_optimize): Fix dumping.
23346 (find_oldest_value_reg): Preserve REG_POINTER.
23347 (copy_hardreg_forward_1): Likewise.
23349 2009-01-09 Diego Novillo <dnovillo@google.com>
23351 * gimple.h (struct gimple_statement_base) <uid>: Document
23352 the restrictions on its use.
23353 (gimple_uid): Tidy.
23354 (gimple_set_uid): Tidy.
23356 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23358 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23359 zero guard even if align_bytes != 0 and count is smaller than
23362 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23364 PR rtl-optimization/38495
23365 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23366 (add_range_and_copies_from_move_list): Print all added ranges.
23367 Add ranges to memory optimized destination.
23369 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23373 * config/i386/i386.c (override_options): Reject
23374 -mstringop-strategy=rep_8byte with -m32.
23375 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23376 to 1. Do count comparison against epilogue_size_needed at compile
23377 time even when count_exp was constant forced into register. For
23378 size_needed don't jump to epilogue, instead just avoid aligning
23379 and invoke the body algorithm. If need_zero_guard, add zero guard
23380 even if count is non-zero, but smaller than size_needed + number of
23381 bytes that could be stored for alignment.
23382 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23383 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23384 but smaller than size_needed + number of bytes that could be stored
23385 for alignment. Compare size_needed with epilogue_size_needed instead
23386 of desired_align - align, don't adjust size_needed, pass
23387 epilogue_size_needed to the epilogue expanders.
23390 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23392 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23394 * pa.c (last_address): Change to unsigned.
23395 (update_total_code_bytes): Change argument to unsigned. Don't
23396 check if insn addresses are set.
23397 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23398 addresses are not set.
23399 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23401 2009-01-09 Nick Clifton <nickc@redhat.com>
23403 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23404 DECL_DECLARED_INLINE_P.
23406 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23408 PR middle-end/38347
23409 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23410 GET_MODE (op0) in operand_subword_force calls.
23412 PR middle-end/38771
23413 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23414 fold_convert arg0 operands to TREE_TYPE (op0) first.
23416 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23418 * params.def (ira-max-conflict-table-size): Decrease default value
23421 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23423 PR tree-optimization/37031
23424 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23426 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23427 allocate it using gc instead of heap, use VEC_quick_push instead of
23429 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23430 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23431 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23432 allocated vector from heap allocated.
23433 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23434 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23435 vector only after perfect_loop_nest_depth call.
23437 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23438 Jan Sjodin <jan.sjodin@amd.com>
23440 PR tree-optimization/38559
23441 * graphite.c (debug_value, copy_constraint,
23442 swap_constraint_variables, scale_constraint_variable, ): New.
23443 (get_lower_bound, get_upper_bound): Removed.
23444 (graphite_trans_bb_strip_mine): Clean up this code that works
23445 only for constant number of iterations. Fully copy upper and
23446 lower bound constraints, not only the constant part of them.
23447 * graphite.h (debug_value): Declared.
23449 2009-01-08 Ira Rosen <irar@il.ibm.com>
23451 PR tree-optimization/37194
23452 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23453 Don't add the cost of cost model guard in prologue to scalar
23454 outside cost in case of known number of iterations.
23456 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23457 Alan Modra <amodra@bigpond.net.au>
23459 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23460 non-word-aligned REG+CONST addressing.
23462 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23465 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23466 free_after_compilation when outputting a thunk.
23467 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23468 Do not call free_after_compilation here.
23470 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23472 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23473 (ix86_valid_target_attribute_inner_p): Ditto.
23475 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23477 PR tree-optimization/38492
23478 PR tree-optimization/38498
23479 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23480 * tree-chrec.h (scev_is_linear_expression): Declared.
23481 * graphite.c (graphite_cannot_represent_loop_niter): New.
23482 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23483 (graphite_loop_normal_form): Use gcc_assert.
23484 (scan_tree_for_params): Use CASE_CONVERT.
23485 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23486 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23487 Use gcc_assert. Discard scops that contain unhandled cases.
23488 (build_scop_conditions): Return a boolean status for unhandled cases.
23489 (strip_mine_profitable_p): Print the loop number, not its depth.
23490 (is_interchange_valid): Pass the depth of the loop nest, don't
23491 recompute it wrongly.
23492 (graphite_trans_bb_block): Same.
23493 (graphite_trans_bb_block): Print tentative of loop blocking.
23494 (graphite_trans_scop_block): Do not print that the loop has been
23496 (graphite_transform_loops): Do not handle scops that contain condition
23499 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23501 AVX Programming Reference (December, 2008)
23502 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23503 (_mm256_stream_pd): Likewise.
23504 (_mm256_stream_ps): Likewise.
23506 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23507 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23508 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23509 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23510 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23511 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23512 (ix86_expand_special_args_builtin): Likewise.
23514 * config/i386/sse.md (AVXMODEDI): New.
23515 (avx_movnt<mode>): Likewise.
23516 (avx_movnt<mode>): Likewise.
23517 (<sse>_movnt<mode>): Remove AVX support.
23518 (sse2_movntv2di): Likewise.
23520 2009-01-07 Richard Guenther <rguenther@suse.de>
23522 PR middle-end/38751
23523 * fold-const.c (extract_muldiv): Remove obsolete comment.
23524 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23525 to PLUS_EXPR canonicalization for the canonicalization.
23527 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23529 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23530 hosted cross-compilers generating less efficient code.
23532 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23534 * function.h (rtl_data): Add a dbr_scheduled_p field.
23535 * reorg.c (dbr_schedule): Set it.
23536 (gate_handle_delay_slots): Check it.
23537 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23538 (mips_reorg): Check flag_delayed_branch instead of
23539 mips_base_delayed_branch.
23540 (mips_override_options): Don't set mips_base_delayed_branch
23541 or flag_delayed_branch.
23543 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23545 PR rtl-optimization/38426.
23546 * ira.c (ira): Set current_function_is_leaf earlier.
23548 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23550 PR rtl-optimization/38722
23551 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23552 too early, only set a flag and modify after last possible
23555 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23558 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23559 * real.c (decimal_single_format): Correct values of emin and emax.
23560 (decimal_double_format): Ditto.
23561 (decimal_quad_format): Ditto.
23562 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23563 computation of DECnn_MIN and DECnn_MAX for corrected values of
23564 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23565 __DECnn_MIN__, and adjust its computation for the corrected value
23568 2009-01-06 Jan Hubicka <jh@suse.cz>
23571 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23573 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23575 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23576 Add Robert Clark to the list of testers.
23578 2009-01-06 Jan Hubicka <jh@suse.cz>
23579 Kai Tietz <kai.tietz@onevision.com>
23581 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23582 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23584 2009-01-06 Jan Hubicka <jh@suse.cz>
23585 Kai Tietz <kai.tietz@onevision.com>
23587 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23589 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23590 (ix86_nsaved_regs): Count only general purpose regs.
23591 (ix86_nsaved_sseregs): New.
23592 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23593 to 16 for w64; compute padding and size of sse reg save area.
23594 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23595 general purpose regs.
23596 (ix86_emit_save_sse_regs_using_mov): New.
23597 (ix86_expand_prologue): Save SSE regs if needed.
23598 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23599 (ix86_emit_restore_sse_regs_using_mov): New.
23600 (ix86_expand_epilogue): Save SSE regs if needed.
23602 2009-01-06 Jan Hubicka <jh@suse.cz>
23603 Kai Tietz <kai.tietz@onevision.com>
23605 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23606 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23607 functions when accumulate outgoing args is off.
23609 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23612 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23613 before using pseudos_have_intersected_live_ranges_p.
23615 * ira-int.h (ira_assert): Always define.
23617 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23619 AVX Programming Reference (December, 2008)
23620 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23621 (_mm256_permute2_pd): Likewise.
23622 (_mm_permute2_ps): Likewise.
23623 (_mm256_permute2_ps): Likewise.
23624 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23625 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23627 * config/i386/i386.c (ix86_builtins): Remove
23628 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23629 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23630 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23631 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23632 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23633 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23634 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23635 __builtin_ia32_vpermil2ps256.
23636 (ix86_init_mmx_sse_builtins): Updated.
23637 (ix86_expand_args_builtin): Likewise.
23639 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23641 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23642 long absolute calls when generating PA 2.0 code.
23644 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23646 PR rtl-optimization/38583
23647 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23649 * params.def (ira-max-conflict-table-size): New.
23651 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23653 * ira.h (ira_conflicts_p): New external definition.
23655 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23656 table. Report this. Return result of building.
23657 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23658 building conflict table.
23660 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23661 (ira_color): Use ira_conflicts_p.
23663 * global.c: Include ira.h.
23664 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23667 * Makefile.in (global.o): Add ira.h.
23669 * ira-build.c (mark_all_loops_for_removal,
23670 propagate_some_info_from_allocno): New.
23671 (remove_unnecessary_allocnos): Call
23672 propagate_some_info_from_allocno.
23673 (remove_low_level_allocnos): New.
23674 (remove_unnecessary_regions): Add parameter. Call
23675 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23676 parameter to remove_unnecessary_regions.
23677 (ira_build): Remove all regions but root if the conflict table was
23678 not built. Update conflict hard regs for allocnos crossing calls.
23680 * ira.c (ira_conflicts_p): New global.
23681 (ira): Define and use ira_conflicts_p.
23683 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23684 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23685 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23687 2009-01-06 Ben Elliston <bje@au.ibm.com>
23689 * gengtype-lex.l (YY_NO_INPUT): Define.
23691 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23694 * c-common.c (handle_vector_size_attribute): Also reject
23695 BOOLEAN_TYPE types.
23697 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23699 PR tree-optimization/38492
23700 * graphite.c (rename_map_elt, debug_rename_elt,
23701 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23702 rename_map_elt_info, eq_rename_map_elts,
23703 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23704 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
23705 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
23706 (sese_build_livein_liveouts): New.
23707 (new_sese, free_sese): New.
23708 (new_scop): Call new_sese.
23709 (free_scop): Call free_sese.
23710 (rename_variables_from_edge, rename_phis_end_scop): Removed.
23711 (register_old_new_names): Renamed register_old_and_new_names.
23712 (register_scop_liveout_renames, add_loop_exit_phis,
23713 insert_loop_close_phis, struct igp,
23714 default_liveout_before_guard, add_guard_exit_phis,
23715 insert_guard_phis, copy_renames): New.
23716 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
23717 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
23718 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
23719 (scop_adjust_phis_for_liveouts): New.
23720 (gloog): Call scop_adjust_phis_for_liveouts.
23722 * graphite.h (struct sese): Documented. Added fields liveout,
23723 num_ver and livein.
23724 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
23725 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
23726 (struct scop): Added field liveout_renames.
23727 (SCOP_LIVEOUT_RENAMES): New.
23729 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23731 PR tree-optimization/38510
23732 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
23733 (translate_clast): Call recompute_all_dominators before
23735 (gloog): Call recompute_all_dominators before graphite_verify.
23737 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23738 Jan Sjodin <jan.sjodin@amd.com>
23740 PR tree-optimization/38500
23741 * graphite.c (create_sese_edges): Call fix_loop_structure after
23744 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23746 * config.gcc: Add m32r*-*-rtems*.
23747 * config/m32r/rtems.h: New file.
23749 2009-01-05 Ben Elliston <bje@au.ibm.com>
23751 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
23752 (.po.pox): Likewise.
23753 (po/gcc.pot): Likewise.
23755 2009-01-04 David S. Miller <davem@davemloft.net>
23757 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
23758 (STARTING_FRAME_OFFSET): Always set to zero.
23760 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23762 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
23763 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
23764 fixed-point types, and vectors of the same.
23766 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23768 * config/mips/sync.md (*mb_barrier): Rename to...
23769 (*memory_barrier): ...this.
23771 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
23773 * doc/extend.texi (Function Attributes): Move @cindex after @item
23774 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
23775 and put in alphabetical order. Fix 'target' name and put in order.
23776 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
23779 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
23781 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
23782 (memory_barrier): Expand as unspec instead of unspec_volatile.
23783 Remove mem:BLK from insn operands. Use Pmode scratch register.
23784 (*memory_barrier): Define as unspec instead of unspec_volatile.
23785 Use (match_dup 0) as input operand.
23787 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
23788 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
23789 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
23790 scratch register. Remove operand 1.
23791 (*stbar): Define as unspec instead of unspec_volatile.
23792 Use (match_dup 0) as input operand, remove (const_int 8).
23793 (*membar): Define as unspec instead of unspec_volatile.
23794 Use (match_dup 0) as input operand, remove input operand 2.
23796 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
23797 (memory_barrier): Expand as unspec instead of unspec_volatile.
23798 Remove mem:BLK from insn operands. Use Pmode scratch register.
23799 (*memory_barrier): Define as unspec instead of unspec_volatile.
23800 Use (match_dup 0) as input operand.
23802 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
23803 Remove mem:BLK from insn operands. Use Pmode scratch register.
23804 Set volatile flag on operand 0.
23805 (*memory_barrier): New insn pattern.
23807 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
23809 (*memory_barrier): Use (match_dup 0) as input operand.
23811 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
23812 Remove mem:BLK from insn operands. Use Pmode scratch register.
23813 Set volatile flag on operand 0.
23814 (*mb_internal): New insn pattern.
23816 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
23818 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23820 PR middle-end/38586
23821 * function.c (struct temp_slot): Move to the section of the file
23822 that deals with temp slots. Remove field 'address'.
23823 (temp_slot_address_table): New hash table of address -> temp slot.
23824 (struct temp_slot_address_entry): New struct, items for the table.
23825 (temp_slot_address_compute_hash, temp_slot_address_hash,
23826 temp_slot_address_eq, insert_temp_slot_address): Support functions
23828 (find_temp_slot_from_address): Rewrite to use the new hash table.
23829 (remove_unused_temp_slot_addresses): Remove addresses of temp
23830 slots that have been made available.
23831 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
23832 worker function for remove_unused_temp_slot_addresses.
23833 (assign_stack_temp_for_type): Don't clear the temp slot address list.
23834 Add the temp slot address to the address -> temp slot map.
23835 (update_temp_slot_address): Update via insert_temp_slot_address.
23836 (free_temp_slots): Call remove_unused_temp_slot_addresses.
23837 (pop_temp_slots): Likewise.
23838 (init_temp_slots): Allocate the address -> temp slot map, or empty
23839 the map if it is already allocated.
23840 (prepare_function_start): Initialize temp slot processing.
23842 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
23844 PR middle-end/38584
23845 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
23846 Calculate the size of all stack vars assuming no packing of stack
23847 vars will happen, replacing a quadratic algorithm with a linear one.
23849 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23852 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
23855 2009-01-03 Diego Novillo <dnovillo@google.com>
23857 * doc/contrib.texi: Update contributions.
23859 2009-01-03 Jakub Jelinek <jakub@redhat.com>
23862 * builtins.c (fold_builtin_memory_op): Give up if either operand
23863 is volatile. Set srctype or desttype to non-qualified version
23867 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
23868 and FUNCTION_DECLs.
23870 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
23872 PR rtl-optimization/35805
23873 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
23874 problem if fast dce is able to remove any instructions.
23875 * dce.c (dce_process_block): Fix dump message.
23877 2009-01-02 Mark Mitchell <mark@codesourcery.com>
23880 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
23882 2009-01-02 Jakub Jelinek <jakub@redhat.com>
23884 PR middle-end/38690
23885 * tree-flow.h (op_code_prio, op_prio): New prototypes.
23886 * tree-pretty-print.c (op_code_prio): New function.
23887 (op_prio): No longer static. Use op_code_prio.
23888 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
23889 Use op_prio and op_code_prio to determine if () should be
23890 printed around operand(s) or not.
23892 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
23893 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
23894 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
23895 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
23896 pp_character instead of pp_string for single letter printing.
23898 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
23900 * doc/extend.texi: Fix '#pragma GCC option' typo.
23902 2009-01-02 Richard Guenther <rguenther@suse.de>
23904 * doc/install.texi (--enable-checking): Mention different
23905 default for stage1.
23906 (--enable-stage1-checking): Document.
23908 2009-01-01 Andrew Pinski <pinskia@gmail.com>
23910 PR middle-end/30142
23911 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
23912 case to be an error.
23914 2009-01-02 Ben Elliston <bje@au.ibm.com>
23916 * config/fp-bit.h (pack_d): Constify argument.
23917 * config/fp-bit.c (makenan): Constify return type. Remove casts.
23918 (isnan): Constify argument.
23920 (iszero): Likewise.
23921 (pack_d): Likewise.
23922 (_fpadd_parts): Constify return type.
23923 (_fpmul_parts): Likewise.
23924 (_fpdiv_parts): Likewise.
23926 2009-01-01 Jakub Jelinek <jakub@redhat.com>
23929 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
23930 warn about overwriting initializer with side-effects or
23931 -Woverride-init if !IMPLICIT.
23932 (output_init_element): Likewise. Pass IMPLICIT down to
23934 (process_init_element): Add IMPLICIT argument. Pass it down
23935 to output_init_element.
23936 (push_init_element, pop_init_level, set_designator): Adjust
23937 process_init_element callers.
23938 (set_nonincremental_init, set_nonincremental_init_from_string):
23939 Adjust add_pending_init callers.
23940 (output_pending_init_elements): Adjust output_init_element callers.
23941 * c-tree.h (process_init_element): Adjust prototype.
23942 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
23943 process_init_element callers.
23946 Copyright (C) 2009 Free Software Foundation, Inc.
23948 Copying and distribution of this file, with or without modification,
23949 are permitted in any medium without royalty provided the copyright
23950 notice and this notice are preserved.