1 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4 * ira.c (update_equiv_reg): Remove check on class likely spill.
6 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
14 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
15 the stack slot if it is passed by invisible reference.
16 * var-tracking.c (vt_add_function_parameters): Handle arguments passed by
19 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
21 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
22 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
23 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
25 * config/bfin/sync.md: New file.
26 * config/bfin/bfin.md: Include it.
28 (UNSPEC_ONES): Provide a unique number.
30 From Jie Zhang <jie.zhang@analog.com>:
31 * config/bfin/bfin.c (ret_regs): New.
32 (must_save_fp_p): Don't return true because of frame_pointer_needed.
33 (must_save_rets_p): New.
34 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
35 current_function_is_leaf.
37 (do_unlink): Likewise.
38 (expand_interrupt_handler_prologue): Use ret_regs array.
39 (expand_interrupt_handler_epilogue): Use ret_regs array and
40 pass return register to gen_return_internal.
41 (bfin_expand_epilogue): Pass return register to
43 (bfin_expand_call): Explicitly clobber RETS.
44 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
45 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
46 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
47 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
49 (return_internal): Take a reg rtx rather than the register number.
51 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
53 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
54 when comparing against estimated_loop_iterations_int return.
56 2009-09-03 Richard Guenther <rguenther@suse.de>
58 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
59 eh_personality_libfunc.
61 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
63 * tree-parloops.c (separate_decls_in_region): Add space.
65 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
67 * tree-parloops.c (separate_decls_in_region): Change the condition
68 checking if there are reductions in the loop.
70 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
72 PR tree-optimization/38275
74 * tree-parloops.c (parallelize_loops): Replace profitability condition
75 for expected number of iterations.
77 2009-09-03 Alon Dayan <alond@il.ibm.com>
79 PR tree-optimization/38275
81 * testsuite/gcc.dg/autopar/reduc-1char.c: Increase number
82 of iterations. Adjust the logic accordingly.
83 * testsuite/gcc.dg/autopar/reduc-2char.c: Ditto.
84 * testsuite/gcc.dg/autopar/reduc-1.c: Ditto.
85 * testsuite/gcc.dg/autopar/reduc-2.c: Ditto.
86 * testsuite/gcc.dg/autopar/reduc-3.c: Ditto.
87 * testsuite/gcc.dg/autopar/reduc-6.c: Ditto.
88 * testsuite/gcc.dg/autopar/reduc-7.c: Ditto.
89 * testsuite/gcc.dg/autopar/reduc-8.c: Ditto.
90 * testsuite/gcc.dg/autopar/reduc-9.c: Ditto.
91 * testsuite/gcc.dg/autopar/pr39500-1.c: Ditto.
92 * testsuite/gcc.dg/autopar/reduc-1short.c: Ditto.
93 * testsuite/gcc.dg/autopar/reduc-2short.c: Ditto.
94 * testsuite/gcc.dg/autopar/parallelization-1.c: Ditto.
97 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
99 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
100 (bootstrap-debug): Explain conditions in which it becomes default.
101 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
104 2009-09-03 Namhyung Kim <namhyung@gmail.com>
106 * doc/invoke.texi (Optimize Options): Move
107 -finline-small-functions to the -O2 list.
109 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
111 * toplev.c (process_options): Enable var-tracking-assignments
112 by default if var-tracking is enabled.
114 2009-09-02 David Daney <ddaney@caviumnetworks.com>
116 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
118 * emit-rtl.c (prev_nonnote_insn_bb): New function.
119 * rtl.h (prev_nonnote_insn_bb): Declare it.
121 2009-09-03 Diego Novillo <dnovillo@google.com>
123 * cgraph.c (cgraph_node_for_decl): New.
124 * cgraph.h (cgraph_node_for_decl): Declare.
125 * tree.c (host_integerp): Return 0 if T is NULL.
127 2009-09-03 Diego Novillo <dnovillo@google.com>
129 * tree.h (struct alias_pair): Move from varasm.c.
130 (alias_pairs): Likewise.
131 (TYPE_MAXVAL): Define.
132 (TYPE_MINVAL): Define.
133 (iterative_hash_host_wide_int): Declare.
134 (remove_unreachable_alias_pairs): Declare.
135 * tree-pass.h (pass_ipa_free_lang_data): Declare.
136 * diagnostic.c (default_diagnostic_starter): Make extern.
137 (default_diagnostic_finalizer): Make extern.
138 * diagnostic.h (default_diagnostic_starter): Declare.
139 (default_diagnostic_finalizer): Declare.
140 (default_tree_printer): Declare.
141 * toplev.c (default_tree_printer): Make extern.
143 2009-09-03 Richard Guenther <rguenther@suse.de>
144 Diego Novillo <dnovillo@google.com>
146 * cgraph.c (cgraph_add_new_function): Remove gimplification.
147 * cgraphunit.c (cgraph_expand_function): Do not emit
148 associated thunks from here.
149 (cgraph_emit_thunks): New.
150 (cgraph_optimize): Call it.
151 Return if any IPA pass finds an error.
152 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
155 2009-09-03 Simon Baldwin <simonb@google.com>
156 Rafael Espindola <espindola@google.com>
157 Richard Guenther <rguenther@suse.de>
158 Doug Kwan <dougkwan@google.com>
159 Diego Novillo <dnovillo@google.com>
161 * tree.c: Include tree-pass.h, langhooks-def.h,
162 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
163 (free_lang_data_in_type): New.
164 (need_assembler_name_p): New.
165 (free_lang_data_in_block): New.
166 (free_lang_data_in_decl): New.
167 (struct free_lang_data_d): New.
168 (add_tree_to_fld_list): New.
169 (find_decls_types_r): New.
170 (get_eh_types_for_runtime): New.
171 (find_decls_types_in_eh_region): New.
172 (find_decls_types_in_node): New.
173 (find_decls_types_in_var): New.
174 (free_lang_data_in_cgraph): New.
175 (free_lang_data): New.
176 (gate_free_lang_data): New.
177 (pass_ipa_free_lang_data): New.
179 2009-09-03 Diego Novillo <dnovillo@google.com>
181 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
182 * langhooks.h (struct lang_hooks): Add field free_lang_data.
183 (lang_hooks): Remove const qualifier.
184 * ipa.c (cgraph_remove_unreachable_nodes): Call
185 remove_unreachable_alias_pairs.
186 * except.c (add_type_for_runtime): Check if TYPE has
187 already been converted.
188 (lookup_type_for_runtime): Likewise.
189 (check_handled): Handle converted types.
190 * varasm.c (remove_unreachable_alias_pairs): New.
191 * gimple.c: Include demangle.h.
192 (gimple_decl_printable_name): New.
193 (gimple_fold_obj_type_ref): New.
194 * gimple.h (gimple_decl_printable_name): Declare.
195 (gimple_fold_obj_type_ref): Declare.
196 * passes.c (init_optimization_passes): Add pass
197 pass_ipa_free_lang_data.
198 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
199 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
201 2009-09-03 Diego Novillo <dnovillo@google.com>
203 * c-lang.c (lang_hooks): Remove const qualifier.
205 2009-09-02 Loren James Rittle <ljrittle@acm.org>
207 * doc/install.texi (*-*-freebsd*): Update target information.
209 2009-09-02 Anatoly Sokolov <aesok@post.ru>
211 * hard-reg-set.h (call_fixed_regs): Remove.
212 * reginfo.c (call_fixed_regs): Remove.
213 (init_reg_sets_1): Remove initialization of call_fixed_regs.
214 (globalize_reg): Don't use call_fixed_regs.
215 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
218 2009-09-01 Michael Matz <matz@suse.de>
220 * expr.h (emit_storent_insn, expand_expr_real_1,
221 expand_expr_real_2): Declare.
222 * expr.c (emit_storent_insn, expand_expr_real_1,
223 expand_expr_real_2): Export.
224 (store_expr): Setting and evaluating dont_return_target is
226 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
227 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
228 * except.c (expand_resx_expr): Rename to ...
229 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
230 * except.h (expand_resx_stmt): Declare.
231 * stmt.c: Add include gimple.h
232 (expand_asm_expr): Rename to ...
233 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
234 (expand_case): Rewrite to take gimple statement.
235 * tree.h (expand_asm_stmt): Declare.
236 (expand_case): Change prototype.
237 * Makefile.in (stmt.o): Depend on gimple.h.
238 * builtins.c (expand_builtin_synchronize): Build gimple asm
239 statement, not an ASM_EXPR.
240 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
241 gimple_to_tree, release_stmt_tree): Remove.
242 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
243 ggc_free, but hold comparison code and operands separately.
244 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
245 (expand_call_stmt, expand_gimple_stmt_1,
246 expand_gimple_stmt): New helpers.
247 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
248 release_stmt_tree. Call expand_gimple_stmt instead.
249 (expand_gimple_basic_block): Ditto.
251 * calls.c (emit_call_1): Don't look at EH regions here, make
252 fntree parameter useless.
253 (expand_call): New local rettype for TREE_TYPE(exp), use it
254 throughout. Remove local p, use addr instead.
255 Don't look at EH regions here.
257 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
259 * doc/invoke.texi (-fsched-pressure): Document it.
260 (-fsched-reg-pressure-heuristic): Remove it.
262 * reload.c (ira.h): Include.
263 (find_reloads): Add choosing reload on number of small spilled
266 * haifa-sched.c (ira.h): Include.
267 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
268 saved_reg_pressure, curr_reg_live, saved_reg_live,
269 region_ref_regs): New variables.
270 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
271 initiate_reg_pressure_info, setup_ref_regs,
272 initiate_bb_reg_pressure_info, save_reg_pressure,
273 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
275 (setup_insn_reg_pressure_info): New function.
276 (rank_for_schedule): Add pressure checking and insn issue time.
277 Remove comparison of insn reg weights.
278 (ready_sort): Set insn reg pressure info.
279 (update_register_pressure, setup_insn_max_reg_pressure,
280 update_reg_and_insn_max_reg_pressure,
281 sched_setup_bb_reg_pressure_info): New functions.
282 (schedule_insn): Add code for printing and updating reg pressure
284 (find_set_reg_weight, find_insn_reg_weight): Remove.
285 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
286 (debug_ready_list): Print reg pressure info.
287 (schedule_block): Ditto. Check insn issue time.
288 (sched_init): Set up sched_pressure_p. Allocate and set up some
289 reg pressure related info.
290 (sched_finish): Free some reg pressure related info.
291 (fix_tick_ready): Make insn always ready if pressure_p.
292 (init_h_i_d): Don't call find_insn_reg_weight.
293 (haifa_finish_h_i_d): Free insn reg pressure info.
295 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
296 ira_memory_move_cost, ira_class_hard_regs,
297 ira_class_hard_regs_num, ira_no_alloc_regs,
298 ira_available_class_regs, ira_reg_class_cover_size,
299 ira_reg_class_cover, ira_class_translate): Move to ira.h.
301 * ira-lives.c (single_reg_class): Check mode to find how many
302 registers are necessary for operand.
303 (ira_implicitly_set_insn_hard_regs): New.
305 * common.opt (fsched-pressure): New options.
306 (fsched-reg-pressure-heuristic): Remove.
308 * ira.c (setup_eliminable_regset): Rename to
309 ira_setup_eliminable_regset. Make it external.
310 (expand_reg_info): Pass cover class to setup_reg_classes.
311 (ira): Call resize_reg_info instead of allocate_reg_info.
313 * sched-deps.c: Include ira.h.
314 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
315 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
316 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
317 mark_insn_hard_regno_birth, mark_insn_reg_birth,
318 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
319 mark_insn_reg_store, mark_insn_reg_clobber,
320 setup_insn_reg_pressure_info): New.
321 (sched_analyze_1): Update implicit_reg_pending_uses.
322 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
323 Use them to create dependencies. Set insn reg uses and pressure
324 info. Process reg_pending_uses in one place.
325 (free_deps): Free implicit sets.
326 (remove_from_deps): Remove implicit sets if necessary. Check
327 implicit sets when clearing reg_last_in_use.
328 (init_deps_global): Clear implicit_reg_pending_clobbers and
329 implicit_reg_pending_uses.
331 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
332 ira_memory_move_cost, ira_class_hard_regs,
333 ira_class_hard_regs_num, ira_no_alloc_regs,
334 ira_available_class_regs, ira_reg_class_cover_size,
335 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
336 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
337 ira_implicitly_set_insn_hard_regs): New prototypes.
339 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
340 cost_elements_num): New variables.
341 (allocno_costs, total_costs): Rename to costs and
343 (COSTS_OF_ALLOCNO): Rename to COSTS.
344 (allocno_pref): Rename to pref.
345 (allocno_pref_buffer): Rename to pref_buffer.
346 (common_classes): Rename to regno_cover_class.
348 (record_reg_classes): Set allocno attributes only if allocno_p.
349 (record_address_regs): Ditto. Use COST_INDEX instead of
351 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
352 and COSTS_OF_ALLOCNO.
353 (print_costs): Rename to print_allocno_costs.
354 (print_pseudo_costs): New.
355 (process_bb_node_for_costs): Split into 2 functions with new
356 function process_bb_for_costs. Pass BB to process_bb_for_costs.
357 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
358 new parameter dump_file. Use cost_elements_num instead of
359 ira_allocnos_num. Make one iteration if preferred classes were
360 already calculated for scheduler. Make 2 versions of code
361 depending on allocno_p.
362 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
363 regno_cover_class and COSTS instead of common_classes and
365 (init_costs, finish_costs): New.
366 (ira_costs): Set up allocno_p and cost_elements_num. Call
367 init_costs and finish_costs.
368 (ira_set_pseudo_classes): New.
370 * rtl.h (allocate_reg_info): Remove.
371 (resize_reg_info): Change return type.
372 (reg_cover_class): New.
373 (setup_reg_classes): Add new parameter.
375 * sched-int.h (struct deps_reg): New member implicit_sets.
376 (sched_pressure_p, sched_regno_cover_class): New external
378 (INCREASE_BITS): New macro.
379 (struct reg_pressure_data, struct reg_use_data): New.
380 (struct _haifa_insn_data): Remove reg_weight. Add members
381 reg_pressure, reg_use_list, reg_set_list, and
382 reg_pressure_excess_cost_change.
383 (struct deps): New member implicit_sets.
384 (pressure_p): New variable.
385 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
386 (struct reg_pressure_data, struct reg_use_data): New.
387 (INSN_REG_WEIGHT): Remove.
388 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
389 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
391 (sched_init_region_reg_pressure_info,
392 sched_setup_bb_reg_pressure_info): New prototypes.
394 * reginfo.c (struct reg_pref): New member coverclass.
395 (reg_cover_class): New function.
396 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
397 (reg_info_size): New variable.
398 (allocate_reg_info): Make static. Setup reg_info_size.
399 (resize_reg_info): Use reg_info_size. Return flag of resizing.
400 (setup_reg_classes): Add a new parameter. Setup cover class too.
402 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
405 * sched-rgn.c (deps_join): Set up implicit_sets.
406 (schedule_region): Set up region and basic blocks pressure
409 * passes.c (init_optimization_passes): Move
410 pass_subregs_of_mode_init before pass_sched.
412 2009-09-02 Martin Jambor <mjambor@suse.cz>
414 * tree-sra.c (struct access): New field grp_hint.
415 (dump_access): Dump grp_hint.
416 (sort_and_splice_var_accesses): Set grp_hint if a group is read
418 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
419 those which have been specifically read and somehow written to.
420 (propagate_subacesses_accross_link): Set grp_hint of right child and
421 also possibly of the left child.
423 2009-09-02 Jakub Jelinek <jakub@redhat.com>
425 * tree-object-size.c (addr_object_size): Always use object_size_type
426 0 or 2 when determining the pointer pointed object size.
428 2009-09-02 Richard Guenther <rguenther@suse.de>
431 2009-08-31 Richard Guenther <rguenther@suse.de>
433 * builtins.c (fold_builtin_memory_op): Use the alias oracle
434 to query if the memory regions for memmove overlap.
435 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
436 asserts on pointers, instead deal with odd trees.
437 (ptr_derefs_may_alias_p): Likewise.
438 (refs_may_alias_p_1): Constructor bases also never alias.
440 2009-08-01 Christian Bruel <christian.bruel@st.com>
443 2009-07-31 Christian Bruel <christian.bruel@st.com>
444 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
446 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
448 * doc/invoke.texi (-fvar-tracking-assignments): New.
449 (-fvar-tracking-assignments-toggle): New.
450 (-fdump-final-insns=file): Mark filename as optional.
451 (--param min-nondebug-insn-uid): New.
452 (-gdwarf-@{version}): Mention version 4.
453 * opts.c (common_handle_option): Accept it.
454 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
455 * regrename.c (regrename_optimize): Drop last. Don't count debug
456 insns as uses. Don't reject change because of debug insn.
457 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
458 from the chain starter, and check for inexact matches in
460 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
461 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
462 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
463 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
464 * doc/gimple.texi (is_gimple_debug): New.
465 (gimple_debug_bind_p): New.
466 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
467 * doc/install.texi (bootstrap-debug): More details.
468 (bootstrap-debug-big, bootstrap-debug-lean): Document.
469 (bootstrap-debug-lib): More details.
470 (bootstrap-debug-ckovw): Update.
471 (bootstrap-time): New.
472 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
473 (insert_phi_nodes_for): Insert debug stmts.
474 (rewrite_stmt): Take iterator. Insert debug stmts.
475 (rewrite_enter_block): Adjust.
476 (maybe_replace_use_in_debug_stmt): New.
477 (rewrite_update_stmt): Use it.
478 (mark_use_interesting): Return early for debug stmts.
479 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
480 stmts before replacing stmt.
481 (move_computations_stmt): Likewise.
482 * ira-conflicts.c (add_copies): Skip debug insns.
483 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
484 (regstat_bb_compute_ri): Skip debug insns.
485 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
486 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
487 check_loop_closed_ssa_stmt): Skip debug stmts.
488 * tree-tailcall.c (find_tail_calls): Likewise.
489 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
490 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
491 (build_var_debug_value_stat): Declare.
492 (build_var_debug_value): Define.
493 (target_for_debug_bind): Declare.
494 * reload.c (find_equiv_reg): Skip debug insns.
495 * rtlanal.c (reg_used_between_p): Skip debug insns.
496 (side_effects_p): Likewise.
497 (canonicalize_condition): Likewise.
498 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
499 insns never depend on debug insns.
500 (create_ddg_dep_no_link): Likewise.
501 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
502 Don't add inter-loop dependencies for debug insns.
503 (build_intra_loop_deps): Likewise.
504 (create_ddg): Count debug insns.
505 * ddg.h (struct ddg::num_debug): New.
506 (num_backargs): Pair up with previous int field.
507 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
508 -fcompare-debug-second.
509 * final.c (get_attr_length_1): Skip debug insns.
510 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
511 * gcc.c (invoke_as): Call compare-debug-dump-opt.
512 (driver_self_specs): Map -fdump-final-insns to
513 -fdump-final-insns=..
514 (get_local_tick): New.
515 (compare_debug_dump_opt_spec_function): Test for . argument and
516 compute output name. Compute temp output spec without flag name.
517 Compute -frandom-seed.
518 (OPT): Undef after use.
519 * cfgloopanal.c (num_loop_insns): Skip debug insns.
520 (average_num_loop_insns): Likewise.
521 * params.h (MIN_NONDEBUG_INSN_UID): New.
522 * gimple.def (GIMPLE_DEBUG): New.
523 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
524 * auto-inc-dec.c (merge_in_block): Skip debug insns.
525 (merge_in_block): Fix whitespace.
526 * toplev.c (flag_var_tracking): Update comment.
527 (flag_var_tracking_assignments): New.
528 (flag_var_tracking_assignments_toggle): New.
529 (process_options): Don't open final insns dump file if we're not
530 going to write to it. Compute defaults for var_tracking.
531 * df-scan.c (df_insn_rescan_debug_internal): New.
532 (df_uses_record): Handle debug insns.
533 * haifa-sched.c (ready): Initialize n_debug.
534 (contributes_to_priority): Skip debug insns.
535 (dep_list_size): New.
537 (rank_for_schedule): Likewise. Schedule debug insns as soon as
538 they're ready. Disregard previous debug insns to make decisions.
539 (queue_insn): Never queue debug insns.
540 (ready_add, ready_remove_first, ready_remove): Count debug insns.
541 (schedule_insn): Don't reject debug insns because of issue rate.
542 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
543 (queue_to_ready): Skip and discount debug insns.
544 (choose_ready): Let debug insns through.
545 (schedule_block): Check boundary debug insns. Discount debug
546 insns, schedule them early. Adjust whitespace.
547 (set_priorities): Check for boundary debug insns.
548 (add_jump_dependencies): Use dep_list_size.
549 (prev_non_location_insn): New.
551 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
553 (remove_unused_ivs): Reset debug stmts.
554 * modulo-sched.c (const_iteration_count): Skip debug insns.
555 (res_MII): Discount debug insns.
556 (loop_single_full_bb_p): Skip debug insns.
557 (sms_schedule): Likewise.
558 (sms_schedule_by_order): Likewise.
559 (ps_has_conflicts): Likewise.
560 * caller-save.c (refmarker_fn): New.
561 (save_call_clobbered_regs): Replace regs with saved mem in
563 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
564 Call refmarker_fn mark for hardregnos.
565 (mark_reg_as_referenced): New.
566 (replace_reg_with_saved_mem): New.
567 * ipa-pure-const.c (check_stmt): Skip debug stmts.
568 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
570 (cse_extended_basic_block): Skip debug insns.
571 (count_reg_usage): Likewise.
572 (is_dead_reg): New, split out of...
573 (set_live_p): ... here.
574 (insn_live_p): Use it for debug insns.
575 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
576 (execute_optimize_stdarg): Likewise.
577 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
578 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
579 changes in debug stmts as changes.
580 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
581 (moveup_expr): Don't move across debug insns. Don't move
582 debug insn if it would create a bookkeeping block.
583 (moveup_expr_cached): Don't use cache for debug insns that
585 (compute_av_set_inside_bb): Skip debug insns.
586 (sel_rank_for_schedule): Schedule debug insns first. Remove
588 (block_valid_for_bookkeeping_p); Support lax searches.
589 (create_block_for_bookkeeping): Adjust block numbers when
590 encountering debug-only blocks.
591 (find_place_for_bookkeeping): Deal with debug-only blocks.
592 (generate_bookkeeping_insn): Accept no place to insert.
593 (remove_temp_moveop_nops): New argument full_tidying.
594 (prepare_place_to_insert): Deal with debug insns.
595 (advance_state_on_fence): Debug insns don't start cycles.
596 (update_boundaries): Take fence as argument. Deal with
598 (schedule_expr_on_boundary): No full_tidying on debug insns.
599 (fill_insns): Deal with debug insns.
600 (track_scheduled_insns_and_blocks): Don't count debug insns.
601 (need_nop_to_preserve_insn_bb): New, split out of...
602 (remove_insn_from_stream): ... this.
603 (fur_orig_expr_not_found): Skip debug insns.
604 * rtl.def (VALUE): Move up.
606 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
608 (nearest_common_dominator_of_uses): Take debug_stmts argument.
609 Set it if debug stmts are found.
610 (statement_sink_location): Skip debug stmts. Propagate
611 moving defs into debug stmts.
612 * ifcvt.c (first_active_insn): Skip debug insns.
613 (last_active_insns): Likewise.
614 (cond_exec_process_insns): Likewise.
615 (noce_process_if_block): Likewise.
616 (check_cond_move_block): Likewise.
617 (cond_move_convert_if_block): Likewise.
618 (block_jumps_and_fallthru_p): Likewise.
619 (dead_or_predicable): Likewise.
620 * dwarf2out.c (debug_str_hash_forced): New.
621 (find_AT_string): Add comment.
622 (gen_label_for_indirect_string): New.
623 (get_debug_string_label): New.
624 (AT_string_form): Use it.
625 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
626 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
627 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
628 several operations that cannot be represented with DWARF opcodes.
629 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
630 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
631 (dwarf2out_var_location): Take during-call mark into account.
632 (output_indirect_string): Update comment. Output if there are
633 label and references.
634 (prune_indirect_string): New.
635 (prune_unused_types): Call it if debug_str_hash_forced.
636 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
637 (dw_long_long_const): Remove.
638 (struct dw_val_struct): Change val_long_long type to rtx.
639 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
640 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
641 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
642 component instead of HOST_BITS_PER_LONG.
643 (output_loc_operands): Likewise. For const8* assert
644 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
645 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
646 rather than HOST_BITS_PER_LONG is >= 64.
647 (add_AT_long_long): Remove val_hi and val_lo arguments, add
649 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
650 HOST_BITS_PER_LONG for dw_val_class_long_long.
651 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
652 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
653 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
655 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
656 Handle DW_OP_implicit_value.
657 (extract_int): Move prototype earlier.
658 (mem_loc_descriptor): For SUBREG punt if inner
659 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
660 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
661 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
662 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
663 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
664 instead of Pmode size.
665 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
666 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
667 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
668 (concat_loc_descriptor, concatn_loc_descriptor,
669 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
670 (add_location_or_const_value_attribute): Likewise. For single
671 location loc_lists attempt to use add_const_value_attribute
672 for constant decls. Add DW_AT_const_value even if
673 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
675 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
676 (control_flow_insn_p): Likewise.
677 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
679 (separate_decls_in_region_debug_bind): New.
680 (separate_decls_in_region): Process debug bind stmts afterwards.
681 * recog.c (verify_changes): Handle debug insns.
682 (extract_insn): Likewise.
683 (peephole2_optimize): Skip debug insns.
684 * dse.c (scan_insn): Skip debug insns.
685 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
687 (setup_id_for_insn): Handle debug insns.
688 (maybe_tidy_empty_bb): Adjust whitespace.
689 (tidy_control_flow): Skip debug insns.
690 (sel_remove_insn): Adjust for debug insns.
691 (sel_estimate_number_of_insns): Skip debug insns.
692 (create_insn_rtx_from_pattern): Handle debug insns.
693 (create_copy_of_insn_rtx): Likewise.
694 * sel-sched-.h (sel_bb_end): Declare.
695 (sel_bb_empty_or_nop_p): New.
696 (get_all_loop_exits): Use it.
697 (_eligible_successor_edge_p): Likewise.
698 (return_nop_to_pool): Adjust.
699 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
700 * ira-lives.c (process_bb_node_lives): Skip debug insns.
701 * gimple-pretty-print.c (dump_gimple_debug): New.
702 (dump_gimple_stmt): Use it.
703 (dump_bb_header): Skip gimple debug stmts.
704 * regmove.c (optimize_reg_copy_1): Discount debug insns.
705 (fixup_match_2): Likewise.
706 (regmove_backward_pass): Likewise. Simplify combined
707 replacement. Handle debug insns.
708 * function.c (instantiate_virtual_regs): Handle debug insns.
709 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
710 * print-rtl.h: Include cselib.h.
711 (print_rtx): Print VALUEs. Split out and recurse for
713 * df.h (df_inns_rescan_debug_internal): Declare.
714 * gcse.c (alloc_hash_table): Estimate n_insns.
715 (cprop_insn): Don't regard debug insns as changes.
716 (bypass_conditional_jumps): Skip debug insns.
717 (one_pre_gcse_pass): Adjust.
718 (one_code_hoisting_pass): Likewise.
719 (compute_ld_motion_mems): Skip debug insns.
720 (one_cprop_pass): Adjust.
721 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
722 (if_convertible_stmt_p): Handle debug stmts.
723 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
724 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
725 * ira-build.c (create_bb_allocnos): Skip debug insns.
726 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
727 (has_single_use): Likewise.
728 (single_imm_use): Likewise.
729 (num_imm_uses): Likewise.
730 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
731 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
732 (create_outofssa_var_map): Likewise.
733 * lower-subreg.c (adjust_decomposed_uses): New.
734 (resolve_debug): New.
735 (decompose_multiword_subregs): Use it.
736 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
737 * emit-rtl.c: Include params.h.
738 (cur_debug_insn_uid): Define.
739 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
740 (copy_rtx_if_shared_1): Handle debug insns.
741 (reset_used_flags): Likewise.
742 (set_used_flags): LIkewise.
743 (get_max_insn_count): New.
744 (next_nondebug_insn): New.
745 (prev_nondebug_insn): New.
746 (make_debug_insn_raw): New.
747 (emit_insn_before_noloc): Handle debug insns.
748 (emit_jump_insn_before_noloc): Likewise.
749 (emit_call_insn_before_noloc): Likewise.
750 (emit_debug_insn_before_noloc): New.
751 (emit_insn_after_noloc): Handle debug insns.
752 (emit_jump_insn_after_noloc): Likewise.
753 (emit_call_insn_after_noloc): Likewise.
754 (emit_debug_insn_after_noloc): Likewise.
755 (emit_insn_after): Take loc from earlier non-debug insn.
756 (emit_jump_insn_after): Likewise.
757 (emit_call_insn_after): Likewise.
758 (emit_debug_insn_after_setloc): New.
759 (emit_debug_insn_after): New.
760 (emit_insn_before): Take loc from later non-debug insn.
761 (emit_jump_insn_before): Likewise.
762 (emit_call_insn_before): Likewise.
763 (emit_debug_insn_before_setloc): New.
764 (emit_debug_insn_before): New.
765 (emit_insn): Handle debug insns.
766 (emit_debug_insn): New.
767 (emit_jump_insn): Handle debug insns.
768 (emit_call_insn): Likewise.
770 (init_emit): Take min-nondebug-insn-uid into account.
771 Initialize cur_debug_insn_uid.
772 (emit_copy_of_insn_after): Handle debug insns.
773 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
774 location of single rhs in place.
775 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
776 (floor_sdiv_adjust): New.
777 (cell_sdiv_adjust): New.
778 (cell_udiv_adjust): New.
779 (round_sdiv_adjust): New.
780 (round_udiv_adjust): New.
781 (wrap_constant): Moved from cselib.
782 (unwrap_constant): New.
783 (expand_debug_expr): New.
784 (expand_debug_locations): New.
785 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
787 (gimple_expand_cfg): Expand debug locations.
788 * cselib.c: Include tree-pass.h.
789 (struct expand_value_data): New.
790 (cselib_record_sets_hook): New.
791 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
792 (cselib_clear_table): Move, and implemnet in terms of...
793 (cselib_reset_table_with_next_value): ... this.
794 (cselib_get_next_unknown_value): New.
795 (discard_useless_locs): Don't discard preserved values.
796 (cselib_preserve_value): New.
797 (cselib_preserved_value_p): New.
798 (cselib_preserve_definitely): New.
799 (cselib_clear_preserve): New.
800 (cselib_preserve_only_values): New.
801 (new_cselib_val): Take rtx argument. Dump it in details.
802 (cselib_lookup_mem): Adjust.
803 (expand_loc): Take regs_active in struct. Adjust. Silence
804 dumps unless details are requested.
805 (cselib_expand_value_rtx_cb): New.
806 (cselib_expand_value_rtx): Rename and reimplment in terms of...
807 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
808 without details. Copy more subregs. Try to resolve values
809 using a callback. Wrap constants.
810 (cselib_subst_to_values): Adjust.
811 (cselib_log_lookup): New.
812 (cselib_lookup): Call it.
813 (cselib_invalidate_regno): Don't count preserved values as
815 (cselib_invalidate_mem): Likewise.
816 (cselib_record_set): Likewise.
817 (struct set): Renamed to cselib_set, moved to cselib.h.
818 (cselib_record_sets): Adjust. Call hook.
819 (cselib_process_insn): Reset table when it would be cleared.
820 (dump_cselib_val): New.
821 (dump_cselib_table): New.
822 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
823 (remove_forwarder_block): Support moving debug stmts.
824 * cselib.h (cselib_record_sets_hook): Declare.
825 (cselib_expand_callback): New type.
826 (cselib_expand_value_rtx_cb): Declare.
827 (cselib_reset_table_with_next_value): Declare.
828 (cselib_get_next_unknown_value): Declare.
829 (cselib_preserve_value): Declare.
830 (cselib_preserved_value_p): Declare.
831 (cselib_preserve_only_values): Declare.
832 (dump_cselib_table): Declare.
833 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
834 (try_crossjump_to_edge): Likewise.
835 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
836 dominated blocks when debug stmts are present.
837 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
838 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
839 (set_var_live_on_entry): Likewise.
840 * loop-invariant.c (find_invariants_bb): Skip debug insns.
841 * cfglayout.c (curr_location, last_location): Make static.
842 (set_curr_insn_source_location): Don't avoid bouncing.
843 (get_curr_insn_source_location): New.
844 (get_curr_insn_block): New.
845 (duplicate_insn_chain): Handle debug insns.
846 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
848 * common.opt (fcompare-debug): Move to sort order.
849 (fdump-unnumbered-links): Likewise.
850 (fvar-tracking-assignments): New.
851 (fvar-tracking-assignments-toggle): New.
852 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
853 because of debug stmts.
854 (mark_stmt_if_obviously_necessary): Mark debug stmts.
855 (eliminate_unnecessary_stmts): Walk dominated blocks before
857 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
858 * ira.c (memref_used_between_p): Skip debug insns.
859 (update_equiv_regs): Likewise.
860 * sched-deps.c (sd_lists_size): Accept empty list.
861 (sd_init_insn): Mark debug insns.
862 (sd_finish_insn): Unmark them.
863 (sd_add_dep): Reject non-debug deps on debug insns.
864 (fixup_sched_groups): Give debug insns group treatment.
866 (sched_analyze_reg): Don't mark debug insns for sched before call.
867 (sched_analyze_2): Handle debug insns.
868 (sched_analyze_insn): Compute next non-debug insn. Handle debug
870 (deps_analyze_insn): Handle debug insns.
871 (deps_start_bb): Skip debug insns.
872 (init_deps): Initialize last_debug_insn.
873 * tree-ssa.c (target_for_debug_bind): New.
874 (find_released_ssa_name): New.
875 (propagate_var_def_into_debug_stmts): New.
876 (propagate_defs_into_debug_stmts): New.
877 (verify_ssa): Skip debug bind stmts without values.
878 (warn_uninialized_vars): Skip debug stmts.
879 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
880 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
881 (rtx_equal_p): Likewise.
882 * ira-costs.c (scan_one_insn): Skip debug insns.
883 (process_bb_node_for_hard_reg_moves): Likewise.
884 * rtl.h (DEBUG_INSN_P): New.
885 (NONDEBUG_INSN_P): New.
886 (MAY_HAVE_DEBUG_INSNS): New.
887 (INSN_P): Accept debug insns.
888 (RTX_FRAME_RELATED_P): Likewise.
889 (INSN_DELETED_P): Likewise
890 (PAT_VAR_LOCATION_DECL): New.
891 (PAT_VAR_LOCATION_LOC): New.
892 (PAT_VAR_OCATION_STATUS): New.
893 (NOTE_VAR_LOCATION_DECL): Reimplement.
894 (NOTE_VAR_LOCATION_LOC): Likewise.
895 (NOTE_VAR_LOCATION_STATUS): Likewise.
896 (INSN_VAR_LOCATION): New.
897 (INSN_VAR_LOCATION_DECL): New.
898 (INSN_VAR_LOCATION_LOC): New.
899 (INSN_VAR_LOCATION_STATUS): New.
900 (gen_rtx_UNKNOWN_VAR_LOC): New.
901 (VAR_LOC_UNKNOWN_P): New.
902 (NOTE_DURING_CALL_P): New.
903 (SCHED_GROUP_P): Accept debug insns.
904 (emit_debug_insn_before): Declare.
905 (emit_debug_insn_before_noloc): Declare.
906 (emit_debug_insn_beore_setloc): Declare.
907 (emit_debug_insn_after): Declare.
908 (emit_debug_insn_after_noloc): Declare.
909 (emit_debug_insn_after_setloc): Declare.
910 (emit_debug_insn): Declare.
911 (make_debug_insn_raw): Declare.
912 (prev_nondebug_insn): Declare.
913 (next_nondebug_insn): Declare.
914 (delegitimize_mem_from_attrs): Declare.
915 (get_max_insn_count): Declare.
916 (wrap_constant): Declare.
917 (unwrap_constant): Declare.
918 (get_curr_insn_source_location): Declare.
919 (get_curr_insn_block): Declare.
920 * tree-inline.c (insert_debug_decl_map): New.
921 (processing_debug_stmt): New.
922 (remap_decl): Don't create new mappings in debug stmts.
923 (remap_gimple_op_r): Don't add references in debug stmts.
924 (copy_tree_body_r): Likewise.
925 (remap_gimple_stmt): Handle debug bind stmts.
926 (copy_bb): Skip debug stmts.
927 (copy_edges_for_bb): Likewise.
928 (copy_debug_stmt): New.
929 (copy_debug_stmts): New.
930 (copy_body): Copy debug stmts at the end.
931 (insert_init_debug_bind): New.
932 (insert_init_stmt): Take id. Skip and emit debug stmts.
933 (setup_one_parameter): Remap variable earlier, register debug
935 (estimate_num_insns): Skip debug stmts.
936 (expand_call_inline): Preserve debug_map.
937 (optimize_inline_calls): Check for no debug_stmts left-overs.
938 (unsave_expr_now): Preserve debug_map.
939 (copy_gimple_seq_and_replace_locals): Likewise.
940 (tree_function_versioning): Check for no debug_stmts left-overs.
941 Init and destroy debug_map as needed. Split edges unconditionally.
942 (build_duplicate_type): Init and destroy debug_map as needed.
943 * tree-inline.h: Include gimple.h instead of pointer-set.h.
944 (struct copy_body_data): Add debug_stmts and debug_map.
945 * sched-int.h (struct ready_list): Add n_debug.
946 (struct deps): Add last_debug_insn.
947 (DEBUG_INSN_SCHED_P): New.
948 (BOUNDARY_DEBUG_INSN_P): New.
949 (SCHEDULE_DEBUG_INSN_P): New.
950 (sd_iterator_cond): Accept empty list.
951 * combine.c (create_log_links): Skip debug insns.
952 (combine_instructions): Likewise.
953 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
954 return value is always unshared.
955 (struct rtx_subst_pair): New.
956 (auto_adjust_pair): New.
957 (propagate_for_debug_subst): New.
958 (propagate_for_debug): New.
959 (try_combine): Skip debug insns. Propagate removed defs into
961 (next_nonnote_nondebug_insn): New.
962 (distribute_notes): Use it. Skip debug insns.
963 (distribute_links): Skip debug insns.
964 * tree-outof-ssa.c (set_location_for_edge): Likewise.
965 * resource.c (mark_target_live_regs): Likewise.
966 * var-tracking.c: Include cselib.h and target.h.
967 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
969 (micro_operation_type_name): New.
970 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
971 (struct micro_operation_def): Update comments.
972 (decl_or_value): New type. Use instead of decls.
973 (struct emit_note_data_def): Add vars.
974 (struct attrs_def): Use decl_or_value.
975 (struct variable_tracking_info_def): Add permp, flooded.
976 (struct location_chain_def): Update comment.
977 (struct variable_part_def): Use decl_or_value.
978 (struct variable_def): Make var_part a variable length array.
981 (cselib_hook_called): New.
983 (dv_is_value_p): New.
990 (check_value_is_not_decl): New.
992 (dv_from_value): New.
994 (variable_htab_hash): Use it.
995 (variable_htab_eq): Support values.
996 (variable_htab_free): Free from the right pool.
997 (attrs_list_member, attrs_list_insert): Use decl_or_value.
998 (attrs_list_union): Adjust.
999 (attrs_list_mpdv_union): New.
1000 (tie_break_pointers): New.
1001 (canon_value_cmp): New.
1002 (unshare_variable): Return possibly-modified slot.
1003 (vars_copy_1): Adjust.
1004 (var_reg_decl_set): Adjust. Split out of...
1005 (var_reg_set): ... this.
1006 (get_init_value): Adjust.
1007 (var_reg_delete_and_set): Adjust.
1008 (var_reg_delete): Adjust.
1009 (var_regno_delete): Adjust.
1010 (var_mem_decl_set): Split out of...
1011 (var_mem_set): ... this.
1012 (var_mem_delete_and_set): Adjust.
1013 (var_mem_delete): Adjust.
1017 (variable_union): Adjust. Speed up merge of 1-part vars.
1018 (variable_canonicalize): Use unshared slot.
1019 (VALUED_RECURSED_INTO): New.
1020 (find_loc_in_1pdv): New.
1021 (struct dfset_merge): New.
1022 (insert_into_intersection): New.
1023 (intersect_loc_chains): New.
1025 (canonicalize_loc_order_check): New.
1026 (canonicalize_values_mark): New.
1027 (canonicalize_values_star): New.
1028 (variable_merge_over_cur): New.
1029 (variable_merge_over_src): New.
1030 (dataflow_set_merge): New.
1031 (dataflow_set_equiv_regs): New.
1032 (remove_duplicate_values): New.
1033 (struct dfset_post_merge): New.
1034 (variable_post_merge_new_vals): New.
1035 (variable_post_merge_perm_vals): New.
1036 (dataflow_post_merge_adjust): New.
1037 (find_mem_expr_in_1pdv): New.
1038 (dataflow_set_preserve_mem_locs): New.
1039 (dataflow_set_remove_mem_locs): New.
1040 (dataflow_set_clear_at_call): New.
1041 (onepart_variable_different_p): New.
1042 (variable_different_p): Use it.
1043 (dataflow_set_different_1): Adjust. Make detailed dump
1045 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1047 (track_loc_p): Pass it true.
1048 (struct count_use_info): New.
1049 (find_use_val): New.
1050 (replace_expr_with_values): New.
1052 (use_type): New, partially split out of...
1053 (count_uses): ... this. Count new micro-ops.
1054 (count_uses_1): Adjust.
1055 (count_stores): Adjust.
1056 (count_with_sets): New.
1057 (VAL_NEEDS_RESOLUTION): New.
1058 (VAL_HOLDS_TRACK_EXPR): New.
1059 (VAL_EXPR_IS_COPIED): New.
1060 (VAL_EXPR_IS_CLOBBERED): New.
1061 (add_uses): Adjust. Generate new micro-ops.
1062 (add_uses_1): Adjust.
1063 (add_stores): Generate new micro-ops.
1064 (add_with_sets): New.
1065 (find_src_status): Adjust.
1066 (find_src_set_src): Adjust.
1067 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1068 Handle new micro-ops. Canonicalize value equivalances.
1069 (vt_find_locations): Compute total size of hash tables for
1070 dumping. Perform merge for var-tracking-assignments. Don't
1071 disregard single-block loops.
1072 (dump_attrs_list): Handle decl_or_value.
1073 (dump_variable): Take variable. Deal with decl_or_value.
1074 (dump_variable_slot): New.
1075 (dump_vars): Use it.
1076 (dump_dataflow_sets): Adjust.
1077 (set_slot_part): New, extended to support one-part variables
1078 after splitting out of...
1079 (set_variable_part): ... this.
1080 (clobber_slot_part): New, split out of...
1081 (clobber_variable_part): ... this.
1082 (delete_slot_part): New, split out of...
1083 (delete_variable_part): .... this.
1084 (check_wrap_constant): New.
1085 (vt_expand_loc_callback): New.
1086 (vt_expand_loc): New.
1087 (emit_note_insn_var_location): Adjust. Handle values. Handle
1088 EMIT_NOTE_AFTER_CALL_INSN.
1089 (emit_notes_for_differences_1): Adjust. Handle values.
1090 (emit_notes_for_differences_2): Likewise.
1091 (emit_notes_for_differences): Adjust.
1092 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1093 notes. Adjust. Handle new micro-ops.
1094 (vt_add_function_parameters): Adjust. Create and bind values.
1095 (vt_initialize): Adjust. Initialize scratch_regs and
1096 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1097 operations. Move some code to count_with_sets and add_with_sets.
1098 (delete_debug_insns): New.
1099 (vt_debug_insns_local): New.
1100 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1102 (var_tracking_main): If var-tracking-assignments is enabled
1103 but var-tracking isn't, delete debug insns and leave. Likewise
1104 if we exceed limits or fail the stack adjustments tests, and
1105 after all var-tracking processing.
1106 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1107 (dataflow_set): Add traversed_vars.
1108 (value_chain, const_value_chain): New typedefs.
1109 (value_chain_pool, value_chains): New variables.
1110 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1111 add_value_chains, add_cselib_value_chains, remove_value_chain,
1112 remove_value_chains, remove_cselib_value_chains): New functions.
1113 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1114 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1116 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1117 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1118 (dst_can_be_shared): New variable.
1119 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1120 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1121 different from set->vars, look up slot again instead of using the
1123 (dataflow_set_init): Initialize traversed_vars.
1124 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1125 lookup if set->vars is shared. Don't keep slot cleared before
1126 calling unshare_variable. Unshare set->vars if needed. Adjust
1127 unshare_variable callers. Clear dst_can_be_shared if needed.
1128 Even ->refcount == 1 vars must be unshared if set->vars is shared
1129 and var needs to be modified.
1130 (dataflow_set_union): Set traversed_vars during canonicalization.
1131 (VALUE_CHANGED, DECL_CHANGED): Define.
1132 (set_dv_changed, dv_changed_p): New static inlines.
1133 (track_expr_p): Clear DECL_CHANGED.
1134 (dump_dataflow_sets): Set it.
1135 (variable_was_changed): Call set_dv_changed.
1136 (emit_note_insn_var_location): Likewise.
1137 (changed_variables_stack): New variable.
1138 (check_changed_vars_1, check_changed_vars_2): New functions.
1139 (emit_notes_for_changes): Do nothing if changed_variables is
1140 empty. Traverse changed_variables with check_changed_vars_1,
1141 call check_changed_vars_2 on each changed_variables_stack entry.
1142 (emit_notes_in_bb): Add SET argument. Just clear it at the
1143 beginning, use it instead of local &set, don't destroy it at the
1145 (vt_emit_notes): Call dataflow_set_clear early on all
1146 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1147 computed set, dataflow_set_clear also VTI(bb)->in when we are
1148 done with the basic block. Initialize changed_variables_stack,
1149 free it afterwards. If ENABLE_CHECKING verify that after noting
1150 differences to an empty set value_chains hash table is empty.
1151 (vt_initialize): Initialize value_chains and value_chain_pool.
1152 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1153 (variable_tracking_main): Call dump_dataflow_sets before calling
1154 vt_emit_notes, not after it.
1155 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1156 (propagate_var_def_into_debug_stmts): Declare.
1157 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1158 (df_set_note): Reject debug insns.
1159 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1160 add notes to debug insns.
1161 (df_note_bb_compute): Adjust. Likewise.
1162 (df_simulate_uses): Skip debug insns.
1163 (df_simulate_initialize_backwards): Likewise.
1164 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1165 (subst_stack_regs_pat): Reject debug insns.
1166 (convert_regs_1): Handle debug insns.
1167 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1168 (print-rtl.o): Depend on cselib.h.
1169 (cselib.o): Depend on TREE_PASS_H.
1170 (var-tracking.o): Depend on cselib.h and TARGET_H.
1171 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1173 (init_ready_list): Skip boundary debug insns.
1174 (add_branch_dependences): Skip debug insns.
1175 (free_block_dependencies): Check for blocks with only debug
1177 (compute_priorities): Likewise.
1178 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1179 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1181 (gimple_build_debug_bind_stat): New.
1182 (empty_body_p): Skip debug stmts.
1183 (gimple_has_side_effects): Likewise.
1184 (gimple_rhs_has_side_effects): Likewise.
1185 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1186 (gimple_build_debug_bind_stat): Declare.
1187 (gimple_build_debug_bind): Define.
1188 (is_gimple_debug): New.
1189 (gimple_debug_bind_p): New.
1190 (gimple_debug_bind_get_var): New.
1191 (gimple_debug_bind_get_value): New.
1192 (gimple_debug_bind_get_value_ptr): New.
1193 (gimple_debug_bind_set_var): New.
1194 (gimple_debug_bind_set_value): New.
1195 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1196 (gimple_debug_bind_reset_value): New.
1197 (gimple_debug_bind_has_value_p): New.
1198 (gsi_next_nondebug): New.
1199 (gsi_prev_nondebug): New.
1200 (gsi_start_nondebug_bb): New.
1201 (gsi_last_nondebug_bb): New.
1202 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1203 (print_insn): Handle DEBUG_INSN.
1204 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1205 of first insn prevail.
1206 (first_stmt): Skip debug stmts.
1207 (first_non_label_stmt): Likewise.
1208 (last_stmt): Likewise.
1209 (has_zero_uses_1): New.
1210 (single_imm_use_1): New.
1211 (verify_gimple_debug): New.
1212 (verify_types_in_gimple_stmt): Handle debug stmts.
1213 (verify_stmt): Likewise.
1214 (debug_loop_num): Skip debug stmts.
1215 (remove_edge_and_dominated_blocks): Remove dominators last.
1216 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1218 (linearize_expr): Likewise.
1219 * config/i386/i386.c (ix86_delegitimize_address): Call
1220 default implementation.
1221 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1223 (group_barrier_needed): Skip debug insns.
1224 (emit_insn_group_barriers): Likewise.
1225 (emit_all_insn_group_barriers): Likewise.
1226 (ia64_variable_issue): Handle debug insns.
1227 (ia64_dfa_new_cycle): Likewise.
1228 (final_emit_insn_group_barriers): Skip debug insns.
1229 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1230 def cfa without frame.
1231 (process_set): Likewise.
1232 (process_for_unwind_directive): Pass frame on.
1233 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1234 (rs6000_delegitimize_address): New.
1235 (rs6000_debug_adjust_cost): Handle debug insns.
1236 (is_microcoded_insn): Likewise.
1237 (is_cracked_insn): Likewise.
1238 (is_nonpipeline_insn): Likewise.
1239 (insn_must_be_first_in_group): Likewise.
1240 (insn_must_be_last_in_group): Likewise.
1241 (force_new_group): Likewise.
1242 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1243 contains only debug insns.
1244 (rtl_merge_blocks): Skip debug insns.
1245 (purge_dead_edges): Likewise.
1246 (rtl_block_ends_with_call_p): Skip debug insns.
1247 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1248 (mark_reg_dependencies): Skip debug insns.
1249 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1250 * tree-ssanames.c (release_ssa_name): Propagate def into
1252 * tree-ssa-threadedge.c
1253 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1254 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1255 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1256 (copyprop_hardreg_forward_1): Handle debug insns.
1257 * reload1.c (reload): Skip debug insns. Replace unassigned
1258 pseudos in debug insns with their equivalences.
1259 (eliminate_regs_in_insn): Skip debug insns.
1260 (emit_input_reload_insns): Skip debug insns at first, adjust
1262 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1263 (get_indirect_ref_operands): Pass opf_no_vops on.
1264 (get_expr_operands): Likewise. Skip debug stmts.
1265 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1267 2009-09-01 Richard Henderson <rth@redhat.com>
1269 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1270 stmt_ends_pp_p statements at least once.
1271 * tree-vrp.c (vrp_initialize): Likewise.
1272 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1274 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1277 Fix AIX bootstrap after PR debug/30161
1278 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1279 that is a GNU extension.
1280 (tmpl_value_parm_die_table): Move the definition of this global
1281 outside #ifdef DWARF2_DEBUGGING_INFO region.
1283 2009-09-01 Richard Guenther <rguenther@suse.de>
1285 * tree.c (tree_expr_size): New function.
1286 * tree.h (tree_expr_size): Declare.
1287 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1288 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1289 * langhooks.c (lhd_expr_size): Remove.
1290 * langhooks.h (struct lang_hooks): Remove expr_size.
1291 * explow.c (expr_size): Use tree_expr_size.
1292 (int_expr_size): Likewise.
1293 * langhooks-def.h (lhd_expr_size): Remove.
1294 (LANG_HOOKS_EXPR_SIZE): Likewise.
1295 (LANG_HOOKS_INITIALIZER): Adjust.
1297 2009-09-01 Richard Guenther <rguenther@suse.de>
1299 * tree-flow.h (mark_addressable): Move declaration ...
1300 * tree.h (mark_addressable): ... here.
1301 * stmt.c (expand_asm_operands): Use mark_addressable, not
1302 lang_hooks.mark_addressable.
1303 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1304 LANG_HOOKS_MARK_ADDRESSABLE.
1305 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1306 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1308 2009-08-31 Chris Demetriou <cgd@google.com>
1310 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1311 vectorize if not TARGET_SSE2.
1313 2009-08-31 DJ Delorie <dj@redhat.com>
1315 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1316 registers if no coprocessor is enabled.
1318 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1321 * cgraph.h (cgraph_get_node): Declare ...
1322 * cgraph.c (cgraph_get_node): ... new function.
1323 * dwarf2out.c (gen_generic_params_dies,
1324 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1325 make_ith_pack_parameter_name,
1326 append_entry_to_tmpl_value_parm_die_table,
1327 gen_remaining_tmpl_value_param_die_attribute): New functions.
1328 (gen_subprogram_die): Generate debug info for template parameters
1329 if debug info level is higher than DINFO_LEVEL_TERSE.
1330 Use tree_add_const_value_attribute_for_decl instead of
1331 tree_add_const_value_attribute.
1332 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1333 instead of tree_add_const_value_attribute.
1334 (gen_struct_or_union_type_die): Generate debug
1335 info for template parameters if debug info level is higher than
1337 (tree_add_const_value_attribute): Handle integral and pointer
1338 constants. Update comment.
1339 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1340 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1341 (reference_to_unused): Fix thinko. Remove redundant predicates from
1343 (tree_add_const_value_attribute): Make this work for constant
1345 tree_add_const_value_attribute_for_decl is to be used for variable
1347 (add_location_or_const_value_attribute): Use
1348 tree_add_const_value_attribute_for_decl now.
1349 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1350 DW_TAG_template_value_param DIEs after function DIEs have been
1352 * langhooks.h (lang_hooks_for_types): Add
1353 get_argument_pack_elems.
1354 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1355 (lang_hooks): Added get_innermost_generic_parms,
1356 get_innermost_generic_args.
1357 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1358 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1359 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1360 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1362 2009-08-31 DJ Delorie <dj@redhat.com>
1364 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1365 it once we start generating the prologue or epilogue.
1366 (mep_call_saves_register): If the frame is locked, re-use
1368 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1369 (mep_expand_prologue): Call it.
1370 (mep_expand_epilogue): Likewise.
1371 (mep_start_function): Use the same logic as mep_expand_prologue.
1372 (mep_pass_by_reference): Make logic more readable.
1373 (mep_return_in_memory): Zero-sized objects are passed in memory.
1374 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1377 2009-08-31 Richard Guenther <rguenther@suse.de>
1379 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1380 to query if the memory regions for memmove overlap.
1381 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1382 asserts on pointers, instead deal with odd trees.
1383 (ptr_derefs_may_alias_p): Likewise.
1384 (refs_may_alias_p_1): Constructor bases also never alias.
1386 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1388 * doc/install.texi (Final install): Adjust reference on where to
1389 order printed manuals.
1391 2009-08-30 Olivier Hainque <hainque@adacore.com>
1393 * dwarf2out.c (switch_to_frame_table_section): Move
1394 definition prior to first use.
1396 2009-08-30 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/41186
1399 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1400 (ao_ref_init_from_ptr_and_size): New function.
1401 (ref_maybe_used_by_call_p_1): Be more precise tracking
1402 used ranges for builtin functions.
1403 (ref_maybe_used_by_call_p): Adjust.
1404 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1405 ranges for builtin functions.
1406 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1408 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1411 * fwprop.c (get_reg_use_in): Delete.
1412 (free_load_extend): New function.
1413 (forward_propagate_subreg): Use it.
1415 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1417 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1419 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1422 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1425 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1427 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1428 fini or fini_array section.
1430 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1432 * graphite-dependences.c (graphite_legal_transform_bb): Call
1433 pbb_remove_duplicate_pdrs.
1434 * graphite-poly.c (can_collapse_pdr): Removed.
1435 (pdr_find_duplicate): Removed.
1436 (can_collapse_pdrs): New.
1437 (pbb_remove_duplicate_pdrs): New.
1438 (new_poly_dr): Do not look for duplicates.
1439 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1440 (PBB_PDR_DUPLICATES_REMOVED): New.
1441 (pbb_remove_duplicate_pdrs): Declared.
1443 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1445 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1446 the strides by multiplying by PDR_NB_REFS.
1447 * graphite-poly.c (can_collapse_pdr): New.
1448 (pdr_find_duplicate): New.
1449 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1450 Initialize PDR_NB_REFS.
1451 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1453 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1455 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1458 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1461 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1463 * graphite-dependences.c (pddr_original_scattering): Return NULL
1464 for read-read dependence relations.
1465 * graphite-poly.h (enum poly_dr_type): Fix comment.
1468 (pdr_may_write_p): New.
1470 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1472 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1473 (struct poly_dr): Same.
1474 (new_poly_dr): Same.
1475 * graphite-poly.c (new_poly_dr): Same.
1476 * graphite-dependences.c (dot_deps): Disable call to system.
1478 2009-08-28 Cary Coutant <ccoutant@google.com>
1481 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1482 struct/union/enum types local to a function.
1484 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1485 Sebastian Pop <sebastian.pop@amd.com>
1487 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1488 pbb_strip_mine_time_depth. Changed the implementation so that
1489 transformation is expressed as a transformation on
1490 time (scatttering) dimensions. Also, ensures that the 2d+1
1491 scheduling format is preserved.
1492 (pbb_strip_mine_profitable_p): Profitability is based on the
1493 iteration number of a given time (scattering) dimension,
1494 and not on a original loop depth dimension.
1495 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1496 (pbb_do_strip_mine): Call psct_dynamic_dim.
1497 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1498 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1499 (pbb_nb_dynamic_scattering_transform): New.
1500 (psct_dynamic_dim): New.
1502 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1504 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1505 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1506 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1507 * graphite-interchange.c (build_linearized_memory_access): Same.
1508 (memory_stride_in_loop): Same.
1510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1512 * graphite-dependences.c (pddr_original_scattering): New.
1513 (graphite_legal_transform_dr): Call pddr_original_scattering.
1516 * graphite-dependences.h (dot_deps): Declared.
1517 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1518 (print_pdr): Print PDR_ID.
1519 * graphite-poly.h (struct poly_dr): Add field id.
1522 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1524 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1526 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1527 not delete the original dependence relation.
1529 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1531 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1532 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1533 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1534 (free_poly_ddr): New.
1535 (pddr_is_empty): New.
1536 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1537 (dependence_polyhedron): Same. Remove useless gcc_assert.
1539 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1540 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1541 * graphite-dependences.h (enum poly_dependence_kind): New.
1542 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1543 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1544 (PDRP_SINK): Renamed PDDR_SINK.
1545 (PDRP_DDP): Renamed PDDR_DDP.
1547 (free_poly_ddr): Declared.
1548 * graphite-poly.c (new_scop): Use the new hash function names.
1549 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1550 into original_pddrs.
1551 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1553 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1555 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1556 bounds with LT_EXPR to make niter analysis more precise on code
1557 generated by Graphite.
1559 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1561 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1562 (graphite_legal_transform_bb): Same.
1563 (poly_drs_may_alias_p): Same.
1565 2009-08-28 Richard Guenther <rguenther@suse.de>
1567 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1569 2009-08-28 Jan Beulich <jbeulich@novell.com>
1571 * config/i386/netware.c: Include langhooks.h.
1572 (i386_nlm_encode_section_info): Simplify.
1573 (netware_override_options): Delete.
1574 * config/i386/netware.h (netware_override_options): Delete
1576 (OVERRIDE_OPTIONS): Delete definition.
1577 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1578 (ASM_COMMENT_START): Define.
1579 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1581 2009-08-28 Jan Beulich <jbeulich@novell.com>
1583 * configure.ac: For in-tree ld, do a plain version check to
1584 determine whether comdat groups are supported.
1585 * configure: Regenerate.
1587 2009-08-28 Olivier Hainque <hainque@adacore.com>
1589 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1590 always defined. Reflect definition or absence of such for
1591 COLLECT_EXPORT_LIST. Readability helper.
1592 (scanfilter): New enum, to help control what symbols
1593 are to be considered or ignored by scan_prog_file.
1594 (enum pass): Rename as "scanpass", moved together with scanfilter
1595 prior to scan_prog_file's prototype.
1596 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1597 Group prototype with the scanpass/scanfilter definitions, factorize
1598 head comments for the several implementations at the prototype.
1599 (main): Reorganize the first pass link control to let AIX
1600 drag only the needed frame tables in executables. Prevent
1601 frame tables collection during the scan aimed at static ctors.
1602 Pre-link and scan for frame tables later to compensate.
1603 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1604 A C statement to issue assembly directives that create a reference
1605 to the given DWARF table identifier label from the current function
1607 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1608 to differentiate first time section entry. Only emit a .data
1609 tables start identifier label the first time around.
1610 (switch_to_frame_table_section): New function. Helper for
1611 output_call_frame_info to switch possibly BACK into the eh_frame
1612 or the debug_frame section depending on FOR_EH.
1613 (output_call_frame_info): Use helper to first enter the proper
1615 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1616 emit a link to the frame table start label from each function
1618 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1619 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1620 * config/rs6000/rs6000-protos.h: Declare it.
1621 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1623 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1625 * config/sh/sh.c (split_branches): Check the result of
1628 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1630 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1631 using -pthread -fopenmp
1633 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1635 * doc/service.texi (service directory): Update URL.
1637 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1639 PR rtl-optimization/40861
1640 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1641 extract word from a multi-word subreg for negative byte positions.
1643 2009-08-27 Tristan Gingold <gingold@adacore.com>
1644 Douglas B Rupp <rupp@gnat.com>
1646 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1647 (SECTION_VMS_OVERLAY): Define.
1648 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1650 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1652 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1653 common_object declarations.
1654 (ia64_section_type_flags): Set section flag for common_object.
1655 * config/ia64/ia64-protos.h
1656 (ia64_vms_output_aligned_decl_common): Declare.
1657 (ia64_vms_elf_asm_named_section): Declare.
1659 2009-08-27 Michael Matz <matz@suse.de>
1661 * expr.c (expand_expr_real_2): New function taking exploded
1662 unary or binary expression, split out from ...
1663 (expand_expr_real_1): ... here. Move over all unary/binary
1664 switch parts to above function, in particular these codes:
1665 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1666 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1667 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1668 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1669 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1670 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1671 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1672 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1673 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1674 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1675 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1676 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1677 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1678 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1679 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1680 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1681 VEC_PACK_FIX_TRUNC_EXPR.
1682 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1685 2009-08-27 Richard Guenther <rguenther@suse.de>
1687 * gengtype.c (main): Handle uint64_t.
1688 * ipa-utils.c (get_base_var): Indent properly.
1689 * tree-ssa-live.c (debug_scope_block): New function.
1690 * tree-flow.h (debug_scope_block): Declare.
1691 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1692 * basic-block.h (enum profile_status): Rename to
1693 enum profile_status_d.
1694 (x_profile_status): Adjust type.
1696 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1699 * dwarf2out.c (get_context_die): Declare this static function.
1700 (gen_type_die_with_usage): Make sure a DIE is a generated for
1701 the context of a typedef.
1703 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1705 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1708 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1710 * config/mips/mips-protos.h (mips_output_sync): Declare.
1711 (mips_sync_loop_insns): Likewise.
1712 (mips_output_sync_loop): Replace first two parameters with an rtx.
1713 * config/mips/mips.c (mips_multi_member): New structure.
1714 (mips_multi_members): New variable.
1715 (mips_multi_start): New function.
1716 (mips_multi_add): Likewise.
1717 (mips_multi_add_insn): Likewise.
1718 (mips_multi_add_label): Likewise.
1719 (mips_multi_last_index): Likewise.
1720 (mips_multi_copy_insn): Likewise.
1721 (mips_multi_set_operand): Likewise.
1722 (mips_multi_write): Likewise.
1723 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1724 (mips_init_print_operand_punct): Update accordingly.
1725 (mips_start_ll_sc_sync_block): New function.
1726 (mips_end_ll_sc_sync_block): Likewise.
1727 (mips_output_sync): Likewise.
1728 (mips_sync_insn1_template): Likewise.
1729 (mips_sync_insn2_template): Likewise.
1730 (mips_get_sync_operand): Likewise.
1731 (mips_process_sync_loop): Likewise.
1732 (mips_output_sync_loop): Use mips_process_sync_loop.
1733 (mips_sync_loop_insns): New function.
1734 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1735 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1736 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1737 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1738 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1739 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1740 (MIPS_SYNC_OLD_OP_12): Likewise.
1741 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1742 (MIPS_SYNC_NEW_OP_12): Likewise.
1743 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1744 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1745 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1746 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1747 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1748 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1749 * config/mips/mips.md (sync_mem): New attribute.
1750 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1751 (sync_exclusive_mask, sync_required_oldval): Likewise.
1752 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1753 (sync_release_barrier): Likewise.
1754 (length): Handle sync loops.
1755 (sync): Use mips_output_sync.
1756 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1757 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1758 and use mips_output_sync_loop.
1759 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1760 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1761 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1762 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1763 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1764 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1765 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1766 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1767 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1769 2009-08-26 Richard Guenther <rguenther@suse.de>
1772 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1773 the types to not match.
1774 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
1776 * tree-ssa.c (useless_type_conversion_p): Conversions to
1777 pointers to unprototyped functions are useless.
1779 2009-08-26 Richard Guenther <rguenther@suse.de>
1781 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
1782 whole-program condition, prepare to be called for non-globals.
1783 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
1784 params build a representative with known type and track its fields.
1786 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
1788 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
1789 clearing by a taken branch.
1790 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
1791 effectively after bbro pass.
1792 (sync_nand<mode>): Ditto.
1793 (sync_old_<fetchop_name><mode>): Ditto.
1794 (sync_old_nand<mode>): Ditto.
1795 (sync_new_<fetchop_name><mode>): Dito.
1796 (sync_new_nand<mode>): Ditto.
1797 (sync_compare_and_swap<mode>_1): Ditto.
1798 (*sync_compare_and_swap<mode>): Ditto.
1799 (sync_lock_test_and_set<mode>_1): Ditto.
1800 ("sync_lock_test_and_set<mode>): Ditto.
1802 2009-08-25 Douglas B Rupp <rupp@gnat.com>
1804 * hwint.h (HOST_LONG_FORMAT): New macro
1805 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
1806 Use HOST_PTR_PRINTF.
1807 * system.h (HOST_PTR_PRINTF): Resurrect old macro
1808 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
1809 (HOST_PTR_PRINTF): Document.
1811 2009-08-25 Jan Hubicka <jh@suse.cz>
1813 * config/i386/bmmintrin.h: Replace by #error.
1816 Michael Meissner <michael.meissner@amd.com>
1817 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1818 Tony Linthicum <tony.linthicum@amd.com>
1820 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1821 (TARGET_ROUND): New macro for the round/ptest instructions which
1822 are shared between SSE4.1 and SSE5.
1823 (OPTION_MASK_ISA_ROUND): Ditto.
1824 (OPTION_ISA_ROUND): Ditto.
1825 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1826 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1828 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1829 (-mfused-madd): New switch to give users control over whether the
1830 compiler optimizes to use the multiply/add SSE5 instructions.
1832 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
1833 (ix86_handle_option): Turn off 3dnow if -msse5.
1834 (override_options): Add SSE5 support.
1835 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1837 (ix86_expand_sse_movcc): Add SSE5 support.
1838 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1839 vector type to the next largest size.
1840 (ix86_expand_sse5_pack): New function to use pperm to pack a
1841 vector type to the next smallest size.
1842 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1843 (IX86_BUILTIN_FMADDSD): Ditto.
1844 (IX86_BUILTIN_FMADDPS): Ditto.
1845 (IX86_BUILTIN_FMADDPD): Ditto.
1846 (IX86_BUILTIN_FMSUBSS): Ditto.
1847 (IX86_BUILTIN_FMSUBSD): Ditto.
1848 (IX86_BUILTIN_FMSUBPS): Ditto.
1849 (IX86_BUILTIN_FMSUBPD): Ditto.
1850 (IX86_BUILTIN_FNMADDSS): Ditto.
1851 (IX86_BUILTIN_FNMADDSD): Ditto.
1852 (IX86_BUILTIN_FNMADDPS): Ditto.
1853 (IX86_BUILTIN_FNMADDPD): Ditto.
1854 (IX86_BUILTIN_FNMSUBSS): Ditto.
1855 (IX86_BUILTIN_FNMSUBSD): Ditto.
1856 (IX86_BUILTIN_FNMSUBPS): Ditto.
1857 (IX86_BUILTIN_FNMSUBPD): Ditto.
1858 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1859 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1860 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1861 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1862 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1863 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1864 (IX86_BUILTIN_PPERM): Ditto.
1865 (IX86_BUILTIN_PERMPS): Ditto.
1866 (IX86_BUILTIN_PERMPD): Ditto.
1867 (IX86_BUILTIN_PMACSSWW): Ditto.
1868 (IX86_BUILTIN_PMACSWW): Ditto.
1869 (IX86_BUILTIN_PMACSSWD): Ditto.
1870 (IX86_BUILTIN_PMACSWD): Ditto.
1871 (IX86_BUILTIN_PMACSSDD): Ditto.
1872 (IX86_BUILTIN_PMACSDD): Ditto.
1873 (IX86_BUILTIN_PMACSSDQL): Ditto.
1874 (IX86_BUILTIN_PMACSSDQH): Ditto.
1875 (IX86_BUILTIN_PMACSDQL): Ditto.
1876 (IX86_BUILTIN_PMACSDQH): Ditto.
1877 (IX86_BUILTIN_PMADCSSWD): Ditto.
1878 (IX86_BUILTIN_PMADCSWD): Ditto.
1879 (IX86_BUILTIN_PHADDBW): Ditto.
1880 (IX86_BUILTIN_PHADDBD): Ditto.
1881 (IX86_BUILTIN_PHADDBQ): Ditto.
1882 (IX86_BUILTIN_PHADDWD): Ditto.
1883 (IX86_BUILTIN_PHADDWQ): Ditto.
1884 (IX86_BUILTIN_PHADDDQ): Ditto.
1885 (IX86_BUILTIN_PHADDUBW): Ditto.
1886 (IX86_BUILTIN_PHADDUBD): Ditto.
1887 (IX86_BUILTIN_PHADDUBQ): Ditto.
1888 (IX86_BUILTIN_PHADDUWD): Ditto.
1889 (IX86_BUILTIN_PHADDUWQ): Ditto.
1890 (IX86_BUILTIN_PHADDUDQ): Ditto.
1891 (IX86_BUILTIN_PHSUBBW): Ditto.
1892 (IX86_BUILTIN_PHSUBWD): Ditto.
1893 (IX86_BUILTIN_PHSUBDQ): Ditto.
1894 (IX86_BUILTIN_PROTB): Ditto.
1895 (IX86_BUILTIN_PROTW): Ditto.
1896 (IX86_BUILTIN_PROTD): Ditto.
1897 (IX86_BUILTIN_PROTQ): Ditto.
1898 (IX86_BUILTIN_PROTB_IMM): Ditto.
1899 (IX86_BUILTIN_PROTW_IMM): Ditto.
1900 (IX86_BUILTIN_PROTD_IMM): Ditto.
1901 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1902 (IX86_BUILTIN_PSHLB): Ditto.
1903 (IX86_BUILTIN_PSHLW): Ditto.
1904 (IX86_BUILTIN_PSHLD): Ditto.
1905 (IX86_BUILTIN_PSHLQ): Ditto.
1906 (IX86_BUILTIN_PSHAB): Ditto.
1907 (IX86_BUILTIN_PSHAW): Ditto.
1908 (IX86_BUILTIN_PSHAD): Ditto.
1909 (IX86_BUILTIN_PSHAQ): Ditto.
1910 (IX86_BUILTIN_FRCZSS): Ditto.
1911 (IX86_BUILTIN_FRCZSD): Ditto.
1912 (IX86_BUILTIN_FRCZPS): Ditto.
1913 (IX86_BUILTIN_FRCZPD): Ditto.
1914 (IX86_BUILTIN_CVTPH2PS): Ditto.
1915 (IX86_BUILTIN_CVTPS2PH): Ditto.
1916 (IX86_BUILTIN_COMEQSS): Ditto.
1917 (IX86_BUILTIN_COMNESS): Ditto.
1918 (IX86_BUILTIN_COMLTSS): Ditto.
1919 (IX86_BUILTIN_COMLESS): Ditto.
1920 (IX86_BUILTIN_COMGTSS): Ditto.
1921 (IX86_BUILTIN_COMGESS): Ditto.
1922 (IX86_BUILTIN_COMUEQSS): Ditto.
1923 (IX86_BUILTIN_COMUNESS): Ditto.
1924 (IX86_BUILTIN_COMULTSS): Ditto.
1925 (IX86_BUILTIN_COMULESS): Ditto.
1926 (IX86_BUILTIN_COMUGTSS): Ditto.
1927 (IX86_BUILTIN_COMUGESS): Ditto.
1928 (IX86_BUILTIN_COMORDSS): Ditto.
1929 (IX86_BUILTIN_COMUNORDSS): Ditto.
1930 (IX86_BUILTIN_COMFALSESS): Ditto.
1931 (IX86_BUILTIN_COMTRUESS): Ditto.
1932 (IX86_BUILTIN_COMEQSD): Ditto.
1933 (IX86_BUILTIN_COMNESD): Ditto.
1934 (IX86_BUILTIN_COMLTSD): Ditto.
1935 (IX86_BUILTIN_COMLESD): Ditto.
1936 (IX86_BUILTIN_COMGTSD): Ditto.
1937 (IX86_BUILTIN_COMGESD): Ditto.
1938 (IX86_BUILTIN_COMUEQSD): Ditto.
1939 (IX86_BUILTIN_COMUNESD): Ditto.
1940 (IX86_BUILTIN_COMULTSD): Ditto.
1941 (IX86_BUILTIN_COMULESD): Ditto.
1942 (IX86_BUILTIN_COMUGTSD): Ditto.
1943 (IX86_BUILTIN_COMUGESD): Ditto.
1944 (IX86_BUILTIN_COMORDSD): Ditto.
1945 (IX86_BUILTIN_COMUNORDSD): Ditto.
1946 (IX86_BUILTIN_COMFALSESD): Ditto.
1947 (IX86_BUILTIN_COMTRUESD): Ditto.
1948 (IX86_BUILTIN_COMEQPS): Ditto.
1949 (IX86_BUILTIN_COMNEPS): Ditto.
1950 (IX86_BUILTIN_COMLTPS): Ditto.
1951 (IX86_BUILTIN_COMLEPS): Ditto.
1952 (IX86_BUILTIN_COMGTPS): Ditto.
1953 (IX86_BUILTIN_COMGEPS): Ditto.
1954 (IX86_BUILTIN_COMUEQPS): Ditto.
1955 (IX86_BUILTIN_COMUNEPS): Ditto.
1956 (IX86_BUILTIN_COMULTPS): Ditto.
1957 (IX86_BUILTIN_COMULEPS): Ditto.
1958 (IX86_BUILTIN_COMUGTPS): Ditto.
1959 (IX86_BUILTIN_COMUGEPS): Ditto.
1960 (IX86_BUILTIN_COMORDPS): Ditto.
1961 (IX86_BUILTIN_COMUNORDPS): Ditto.
1962 (IX86_BUILTIN_COMFALSEPS): Ditto.
1963 (IX86_BUILTIN_COMTRUEPS): Ditto.
1964 (IX86_BUILTIN_COMEQPD): Ditto.
1965 (IX86_BUILTIN_COMNEPD): Ditto.
1966 (IX86_BUILTIN_COMLTPD): Ditto.
1967 (IX86_BUILTIN_COMLEPD): Ditto.
1968 (IX86_BUILTIN_COMGTPD): Ditto.
1969 (IX86_BUILTIN_COMGEPD): Ditto.
1970 (IX86_BUILTIN_COMUEQPD): Ditto.
1971 (IX86_BUILTIN_COMUNEPD): Ditto.
1972 (IX86_BUILTIN_COMULTPD): Ditto.
1973 (IX86_BUILTIN_COMULEPD): Ditto.
1974 (IX86_BUILTIN_COMUGTPD): Ditto.
1975 (IX86_BUILTIN_COMUGEPD): Ditto.
1976 (IX86_BUILTIN_COMORDPD): Ditto.
1977 (IX86_BUILTIN_COMUNORDPD): Ditto.
1978 (IX86_BUILTIN_COMFALSEPD): Ditto.
1979 (IX86_BUILTIN_COMTRUEPD): Ditto.
1980 (IX86_BUILTIN_PCOMEQUB): Ditto.
1981 (IX86_BUILTIN_PCOMNEUB): Ditto.
1982 (IX86_BUILTIN_PCOMLTUB): Ditto.
1983 (IX86_BUILTIN_PCOMLEUB): Ditto.
1984 (IX86_BUILTIN_PCOMGTUB): Ditto.
1985 (IX86_BUILTIN_PCOMGEUB): Ditto.
1986 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1987 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1988 (IX86_BUILTIN_PCOMEQUW): Ditto.
1989 (IX86_BUILTIN_PCOMNEUW): Ditto.
1990 (IX86_BUILTIN_PCOMLTUW): Ditto.
1991 (IX86_BUILTIN_PCOMLEUW): Ditto.
1992 (IX86_BUILTIN_PCOMGTUW): Ditto.
1993 (IX86_BUILTIN_PCOMGEUW): Ditto.
1994 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1995 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1996 (IX86_BUILTIN_PCOMEQUD): Ditto.
1997 (IX86_BUILTIN_PCOMNEUD): Ditto.
1998 (IX86_BUILTIN_PCOMLTUD): Ditto.
1999 (IX86_BUILTIN_PCOMLEUD): Ditto.
2000 (IX86_BUILTIN_PCOMGTUD): Ditto.
2001 (IX86_BUILTIN_PCOMGEUD): Ditto.
2002 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2003 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2004 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2005 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2006 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2007 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2008 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2009 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2010 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2011 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2012 (IX86_BUILTIN_PCOMEQB): Ditto.
2013 (IX86_BUILTIN_PCOMNEB): Ditto.
2014 (IX86_BUILTIN_PCOMLTB): Ditto.
2015 (IX86_BUILTIN_PCOMLEB): Ditto.
2016 (IX86_BUILTIN_PCOMGTB): Ditto.
2017 (IX86_BUILTIN_PCOMGEB): Ditto.
2018 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2019 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2020 (IX86_BUILTIN_PCOMEQW): Ditto.
2021 (IX86_BUILTIN_PCOMNEW): Ditto.
2022 (IX86_BUILTIN_PCOMLTW): Ditto.
2023 (IX86_BUILTIN_PCOMLEW): Ditto.
2024 (IX86_BUILTIN_PCOMGTW): Ditto.
2025 (IX86_BUILTIN_PCOMGEW): Ditto.
2026 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2027 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2028 (IX86_BUILTIN_PCOMEQD): Ditto.
2029 (IX86_BUILTIN_PCOMNED): Ditto.
2030 (IX86_BUILTIN_PCOMLTD): Ditto.
2031 (IX86_BUILTIN_PCOMLED): Ditto.
2032 (IX86_BUILTIN_PCOMGTD): Ditto.
2033 (IX86_BUILTIN_PCOMGED): Ditto.
2034 (IX86_BUILTIN_PCOMFALSED): Ditto.
2035 (IX86_BUILTIN_PCOMTRUED): Ditto.
2036 (IX86_BUILTIN_PCOMEQQ): Ditto.
2037 (IX86_BUILTIN_PCOMNEQ): Ditto.
2038 (IX86_BUILTIN_PCOMLTQ): Ditto.
2039 (IX86_BUILTIN_PCOMLEQ): Ditto.
2040 (IX86_BUILTIN_PCOMGTQ): Ditto.
2041 (IX86_BUILTIN_PCOMGEQ): Ditto.
2042 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2043 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2044 (enum multi_arg_type): New enum for describing the various SSE5
2045 intrinsic argument types.
2046 (bdesc_multi_arg): New table for SSE5 intrinsics.
2047 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2048 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2050 (ix86_expand_builtin): Add SSE5 intrinsic support.
2051 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2052 operand instructions.
2053 (ix86_expand_sse5_multiple_memory): New function to split the
2054 second memory reference from SSE5 instructions.
2055 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2056 (ix86_return_pops_args): Use stdarg_p to determine if the function
2057 has variable arguments.
2058 (ix86_setup_incoming_varargs): Ditto.
2059 (x86_this_parameter): Ditto.
2061 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2063 (ix86_expand_sse5_pack): Ditto.
2064 (ix86_sse5_valid_op_p): Ditto.
2065 (ix86_expand_sse5_multiple_memory): Ditto.
2067 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2068 constant for SSE5 support.
2069 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2070 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2071 (UNSPEC_SSE5_PERMUTE): Ditto.
2072 (UNSPEC_SSE5_ASHIFT): Ditto.
2073 (UNSPEC_SSE5_LSHIFT): Ditto.
2074 (UNSPEC_FRCZ): Ditto.
2075 (UNSPEC_CVTPH2PS): Ditto.
2076 (UNSPEC_CVTPS2PH): Ditto.
2077 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2079 (COM_FALSE_S): Ditto.
2080 (COM_FALSE_P): Ditto.
2081 (COM_TRUE_S): Ditto.
2082 (COM_TRUE_P): Ditto.
2083 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2084 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2086 (memory attribute): Ditto.
2087 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2088 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2089 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2090 (floor<mode>2): Ditto.
2091 (ceil<mode>2): Ditto.
2092 (btrunc<mode>2): Ditto.
2093 (nearbyintdf2): Ditto.
2094 (nearbyintsf2): Ditto.
2095 (sse_setccsf): Disable if SSE5.
2096 (sse_setccdf): Ditto.
2097 (sse5_setcc<mode>): New support for SSE5 conditional move.
2098 (sse5_pcmov_<mode>): Ditto.
2100 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2102 (SSEMODEF2P): Ditto.
2103 (ssemodesuffixf4): New mode attribute for SSE5.
2104 (ssemodesuffixf2s): Ditto.
2105 (ssemodesuffixf2c): Ditto.
2106 (sserotatemax): Ditto.
2107 (ssescalarmode): Ditto.
2108 (sse_maskcmpv4sf3): Disable if SSE5.
2109 (sse_maskcmpv2df3): Ditto.
2110 (sse_vmmaskcmpv4sf3): Ditto.
2111 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2112 (sse5_vmfmadd<mode>4): Ditto.
2113 (sse5_fmsub<mode>4): Ditto.
2114 (sse5_vmfmsub<mode>4): Ditto.
2115 (sse5_fnmadd<mode>4): Ditto.
2116 (sse5_vmfnmadd<mode>4): Ditto.
2117 (sse5_fnmsub<mode>4): Ditto.
2118 (sse5_vmfnmsub<mode>4): Ditto.
2119 (sse5i_fmadd<mode>4): Ditto.
2120 (sse5i_fmsub<mode>4): Ditto.
2121 (sse5i_fnmadd<mode>4): Ditto.
2122 (sse5i_fnmsub<mode>4): Ditto.
2123 (sse5i_vmfmadd<mode>4): Ditto.
2124 (sse5i_vmfmsub<mode>4): Ditto.
2125 (sse5i_vmfnmadd<mode>4): Ditto.
2126 (sse5i_vmfnmsub<mode>4): Ditto.
2127 (mulv16qi3): Add SSE5 support.
2129 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2130 (sse2_mulv4si3): Disable if SSE5.
2131 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2132 (sse4_1_roundps): Ditto.
2133 (sse4_1_roundsd): Ditto.
2134 (sse4_1_roundss): Ditto.
2135 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2137 (sse_maskcmpsf3): Ditto.
2138 (sse_vmmaskcmpv4sf3): Ditto.
2139 (sse2_maskcmpv2df3): Ditto.
2140 (sse2_maskcmpdf3): Ditto.
2141 (sse2_vmmaskcmpv2df3): Ditto.
2142 (sse2_eq<mode>3): Ditto.
2143 (sse2_gt<mode>3): Ditto.
2144 (sse5_pcmov_<mode>): Add SSE5 support.
2145 (vec_unpacku_hi_v16qi): Ditto.
2146 (vec_unpacks_hi_v16qi): Ditto.
2147 (vec_unpacku_lo_v16qi): Ditto.
2148 (vec_unpacks_lo_v16qi): Ditto.
2149 (vec_unpacku_hi_v8hi): Ditto.
2150 (vec_unpacks_hi_v8hi): Ditto.
2151 (vec_unpacku_lo_v8hi): Ditto.
2152 (vec_unpacks_lo_v8hi): Ditto.
2153 (vec_unpacku_hi_v4si): Ditto.
2154 (vec_unpacks_hi_v4si): Ditto.
2155 (vec_unpacku_lo_v4si): Ditto.
2156 (vec_unpacks_lo_v4si): Ditto.
2157 (sse5_pmacsww): New SSE5 intrinsic insn.
2158 (sse5_pmacssww): Ditto.
2159 (sse5_pmacsdd): Ditto.
2160 (sse5_pmacssdd): Ditto.
2161 (sse5_pmacssdql): Ditto.
2162 (sse5_pmacssdqh): Ditto.
2163 (sse5_pmacsdqh): Ditto.
2164 (sse5_pmacsswd): Ditto.
2165 (sse5_pmacswd): Ditto.
2166 (sse5_pmadcsswd): Ditto.
2167 (sse5_pmadcswd): Ditto.
2168 (sse5_pcmov_<move>): Conditional move support on SSE5.
2169 (sse5_phaddbw): New SSE5 intrinsic insn.
2170 (sse5_phaddbd): Ditto.
2171 (sse5_phaddbq): Ditto.
2172 (sse5_phaddwd): Ditto.
2173 (sse5_phaddwq): Ditto.
2174 (sse5_phadddq): Ditto.
2175 (sse5_phaddubw): Ditto.
2176 (sse5_phaddubd): Ditto.
2177 (sse5_phaddubq): Ditto.
2178 (sse5_phadduwd): Ditto.
2179 (sse5_phadduwq): Ditto.
2180 (sse5_phaddudq): Ditto.
2181 (sse5_phsubbw): Ditto.
2182 (sse5_phsubwd): Ditto.
2183 (sse5_phsubdq): Ditto.
2184 (sse5_pperm): Ditto.
2185 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2186 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2187 (sse5_pperm_sign_v8hi_v4si): Ditto.
2188 (sse5_pperm_zero_v8hi_v4si): Ditto.
2189 (sse5_pperm_sign_v4si_v2di): Ditto.
2190 (sse5_pperm_sign_v4si_v2di): Ditto.
2191 (sse5_pperm_pack_v2di_v4si): Ditto.
2192 (sse5_pperm_pack_v4si_v8hi): Ditto.
2193 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2194 (sse5_perm<mode>): New SSE5 intrinsic insn.
2195 (rotl<mode>3): Ditto.
2196 (sse5_rotl<mode>3): Ditto.
2197 (sse5_ashl<mode>3): Ditto.
2198 (sse5_lshl<mode>3): Ditto.
2199 (sse5_frcz<mode>2): Ditto.
2200 (sse5s_frcz<mode>2): Ditto.
2201 (sse5_cvtph2ps): Ditto.
2202 (sse5_cvtps2ph): Ditto.
2203 (sse5_vmmaskcmp<mode>3): Ditto.
2204 (sse5_com_tf<mode>3): Ditto.
2205 (sse5_maskcmp<mode>3): Ditto.
2206 (sse5_maskcmp_uns<mode>3): Ditto.
2207 (sse5_maskcmp_uns2<mode>3): Ditto.
2208 (sse5_pcom_tf<mode>3): Ditto.
2210 * config/i386/predicates.md (sse5_comparison_float_operator):
2211 New predicate to match the comparison operators supported by
2212 the SSE5 com instruction.
2213 (ix86_comparison_int_operator): New predicate to match just the
2214 signed int comparisons.
2215 (ix86_comparison_uns_operator): New predicate to match just the
2216 unsigned int comparisons.
2218 * doc/invoke.texi (-msse5): Add documentation.
2219 (-mfused-madd): Ditto.
2221 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2223 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2225 (x86_64-*-*): Ditto.
2227 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2229 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2230 intrinisics for SSE5.
2232 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2235 * config/i386/mmintrin-common.h: New file, to contain common
2236 instructions between SSE4.1 and SSE5.
2238 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2239 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2240 (gen_regparm_prefix): Ditto.
2242 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2243 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2244 prototype_p to determine if a function is prototyped.
2246 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2248 * c-common.c (c_common_reswords) add the alignof keyword,
2249 with same RID as __alignof and __alignof__
2251 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2253 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2254 * hooks.c (hook_bool_const_int_const_int_true): New function.
2255 * target.h (struct gcc_target): Add can_eliminate field.
2256 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2257 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2258 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2259 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2260 (elim_table): Revise comment.
2261 * system.h (CAN_ELIMINATE): Poison.
2262 * defaults.h (CAN_ELIMINATE): Remove.
2263 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2265 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2266 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2268 (alpha_vms_can_eliminate): Declare as static, change return type to
2270 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2272 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2273 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2274 (arm_can_eliminate): New function.
2276 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2277 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2278 (avr_can_eliminate): Declare as static.
2279 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2281 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2282 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2283 (bfin_can_eliminate): New function.
2285 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2286 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2287 (crx_can_eliminate): New function.
2289 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2290 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2291 (fr30_can_eliminate): New function.
2293 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2294 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2295 (frv_can_eliminate): New function.
2297 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2298 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2299 (h8300_can_eliminate): New function.
2301 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2302 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2303 (i386_can_eliminate): Declare as static, change return type to bool.
2304 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2306 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2307 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2308 (ia64_can_eliminate): New function.
2310 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2311 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2312 (iq2000_can_eliminate): New function.
2314 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2315 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2316 (m32r_can_eliminate): New function.
2318 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2319 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2320 (m68hc11_can_eliminate): New function.
2322 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2323 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2324 (m68k_can_eliminate): New function.
2326 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2327 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2328 (mep_can_eliminate): New function.
2330 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2331 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2332 (mips_can_eliminate): New function.
2334 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2335 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2336 (rs6000_can_eliminate): New function.
2338 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2339 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2340 (s390_can_eliminate): Declare as static.
2341 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2343 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2344 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2345 (score_can_eliminate): New function.
2347 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2348 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2349 (sparc_can_eliminate): Declare as static.
2350 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2352 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2353 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2354 (xstormy16_can_eliminate): New function.
2356 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2357 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2358 (v850_can_eliminate): New function.
2360 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2362 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2363 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2364 (*movdfcc_ext[1234]): Disable for IEEE mode.
2366 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2368 * gimplify.c (prepare_gimple_addressable): New static function.
2369 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2371 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2372 manually fiddling with it.
2374 2009-08-25 Michael Matz <matz@suse.de>
2376 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2377 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2379 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2380 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2381 (do_jump): Split out code for simple binary comparisons into ...
2382 (do_jump_1): ... this, taking the individual operands and code.
2383 Change callers to helper function above accordingly.
2384 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2387 2009-08-25 Michael Matz <matz@suse.de>
2389 * expr.h (struct separate_ops, sepops): New type for passing
2390 around an exploded simple expression.
2391 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2392 Use this structure instead of expression tree.
2393 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2394 expression, only its type.
2395 (expand_vec_cond_expr): Take type and individual operands instead
2397 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2398 expand_vec_shift_expr): Change prototype accordingly.
2399 * tree-vect-stmts.c (vectorizable_condition): Change call of
2400 expand_vec_cond_expr_p to pass only type.
2401 * expr.c (do_store_flags): Change prototype and implementation
2402 to take an exploded expression.
2403 (expand_expr_real_1): New local ops initialized with details
2404 of the full expression. Use it instead of full
2405 expression in calls to do_store_flags, expand_vec_cond_expr,
2406 expand_widen_pattern_expr and expand_vec_shift_expr.
2408 2009-08-25 Michael Matz <matz@suse.de>
2410 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2411 treeop2 initialized with first three operands of the full expression.
2412 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2414 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2416 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2417 (__gthread_objc_condition_allocate): Mark arguments as unused.
2418 (__gthread_objc_condition_deallocate): Likewise.
2419 (__gthread_objc_condition_wait): Likewise.
2420 (__gthread_objc_condition_broadcast): Likewise.
2421 (__gthread_objc_condition_signal): Likewise.
2422 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2423 (__gthread_objc_thread_id): Likewise.
2425 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2428 * tree-pretty-print.c (print_call_name): Print the correct call name
2429 for procedure pointer components.
2431 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2433 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2434 default_promote_function_mode when not VMS.
2436 2009-08-24 Olivier Hainque <hainque@adacore.com>
2438 * convert.c (convert_to_integer): Don't assume an input pointer is
2439 POINTER_SIZE wide. Fetch from the type instead.
2441 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2443 * configure.ac (AC_PREREQ): Bump to 2.64.
2445 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2447 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2448 (process_command): Don't search standard_exec_prefix_1 and
2449 standard_exec_prefix_2.
2451 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2453 * config/arm/arm.c (output_return_instruction): Handle for
2456 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2458 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2460 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2462 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2463 (*arm_movdf_vfp): Likewise.
2465 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2467 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2468 (vashr<mode>3): Rename from ashr<mode>3.
2469 (vlshr<mode>3): Rename from lshr<mode>3.
2471 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2474 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2475 (check_format_info_main): Use scalar_identify_flag.
2476 (check_format_types): Check for scalar size identity if
2477 scalar_identify_flag is set.
2478 (printf_length_specs): Extend by new field.
2479 (asm_fprintf_length_specs): Likewise.
2480 (gcc_diag_length_specs): Likewise.
2481 (scanf_length_specs): Likewise.
2482 (strfmon_length_specs): Likewise.
2483 (gcc_gfc_length_specs): Likewise.
2484 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2485 (ms_printf_flag_specs): Likewise.
2486 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2488 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2492 (*call_value_pop_1): Ditto.
2493 (*sibcall_pop_1): New insn pattern.
2494 (*sibcall_value_pop_1): Ditto.
2496 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2499 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2502 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2505 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2506 (get_reg_use_in): New function.
2507 (forward_propagate_subreg): Propagate through subreg of zero_extend
2510 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2512 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2513 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2515 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2517 * configure.ac: Remove --with-datarootdir, --with-docdir,
2518 --with-htmldir switches. No need to call AC_SUBST for
2519 datarootdir, docdir, htmldir any more.
2520 * configure: Regenerate.
2521 * doc/install.texi (Configuration): Document --datarootdir,
2522 --docdir, --htmldir, --pdfdir; update documentation for
2523 --infodir, --mandir.
2524 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2527 * aclocal.m4: Regenerate.
2528 * config.in: Regenerate.
2529 * configure: Regenerate.
2531 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2532 Olivier Hainque <hainque@adacore.com>
2534 * config/ia64/ia64.c: Include libfuncs.h.
2535 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2536 (ia64_expand_call): Use reg 25 on VMS.
2537 (ia64_initialize_trampoline): Fix for VMS ABI.
2538 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2539 (ia64_function_arg): Initialize reg 25 on VMS.
2540 Fix OpenVMS ABI issues for varargs.
2541 For OpenVMS, emit the Argument Information register set in the
2542 incoming/sibcall case as well.
2543 (ia64_arg_type): New function.
2544 (ia64_function_arg_advance): Keep track of cum->words.
2545 Fix OpenVMS ABI issues for varargs.
2546 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2547 (ia64_override_options): Set flag_no_common on VMS.
2548 (ia64_init_builtins): Disable FWRITE builtin.
2549 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2550 (ia64_vms_init_libfuncs): Add decc$ routines.
2551 (ia64_vms_valid_pointer_mode): New function.
2552 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2553 (ia64_promote_function_mode): New function
2554 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2555 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2556 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2557 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2558 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2559 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2560 Suppress trailing '#' if VALUE is numeric.
2561 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2562 ia64_promote_function_mode.
2563 (TARGET_VALID_POINTER_MODE): Define.
2565 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2568 * config/rs6000/rs6000.c (rs6000_override_options): Use
2569 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2572 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2573 reporting of vector + decimal/boolean/complex error.
2575 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2577 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2578 __vector double TYPE_DECL.
2580 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2582 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2583 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2584 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2585 to pointer to enum machine_mode. Update all callers as needed.
2587 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2589 * config/alpha/alpha.md (exception_receiver): Emit alternative
2590 GP load sequence if flag_reorder_blocks_and_partition is set.
2591 (*exception_receiver_2): Also enable when
2592 flag_reorder_blocks_and_partition is set.
2594 2009-08-20 Matt Rice <ratmice@gmail.com>
2595 Diego Novillo <dnovillo@google.com>
2597 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2600 2009-08-20 Richard Guenther <rguenther@suse.de>
2602 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2603 * c-tree.h (c_dup_lang_specific_decl): Remove.
2604 (struct lang_decl, struct lang_type): Move definitions ...
2605 * c-lang.h: ... here. New file.
2606 * c-decl.c: Include c-lang.h.
2607 (c_dup_lang_specific_decl): Remove.
2608 * c-typeck.c: Include c-lang.h.
2609 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2610 (c-typeck.o): Likewise.
2611 * c-config-lang.in (gtfiles): Add c-lang.h.
2612 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2615 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2617 * config/alpha/alpha.c (alpha_end_function): Do not clear
2618 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2619 this is now handled in generic code.
2621 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2623 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2624 (s390_z10_fix_long_loop_prediction): New function.
2625 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2626 (s390_reorg): Walk over the INSNs and invoke
2627 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2629 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2631 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2632 "*brx_64bit", "*brx_31bit"): New patterns.
2633 * config/s390/s390.c ('E'): New output modifier.
2635 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2636 Richard Earnshaw <richard.earnshaw@arm.com>
2638 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2639 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2641 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2643 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2645 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2646 for mode mode of operand0 when doing secondary reload for SAR.
2648 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2651 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2652 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2654 2009-08-19 Jason Merrill <jason@redhat.com>
2656 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2657 supported template depth in C++0x.
2659 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2661 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2662 free_after_compilation.
2663 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2664 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2665 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2666 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2667 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2668 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2669 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2671 2009-08-19 Ian Lance Taylor <iant@google.com>
2673 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2674 of (plus (mult (neg B) C) A).
2676 2009-08-18 Michael Matz <matz@suse.de>
2678 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2679 instead of comparing TYPE_MAIN_VARIANT for equality.
2680 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2681 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2682 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2683 * gimplify.c (goa_lhs_expr_p): Ditto and use
2684 STRIP_USELESS_TYPE_CONVERSION.
2686 2009-08-18 Michael Matz <matz@suse.de>
2688 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2689 first field in a struct.
2690 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2692 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2694 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2695 locators before emit_insn is called. Remove assert that
2697 (alpha_end_function): Clear crtl->emit structure and free insn
2698 locators if cfun->is_thunk is true.
2700 2009-08-18 Jason Merrill <jason@redhat.com>
2702 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2704 * configure.ac: Test for it.
2705 * configure, config.in: Regenerate.
2706 * doc/install.texi: Document --enable-gnu-unique-object.
2708 2009-08-18 Richard Guenther <rguenther@suse.de>
2711 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2712 pow(x,y*z) only if x is nonnegative.
2714 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2716 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2720 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2721 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2723 2009-08-17 DJ Delorie <dj@redhat.com>
2725 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2726 * config/m32c/prologue.md (epilogue_freit): New.
2728 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2729 (bank_switch_p): Likewise.
2730 (fast_interrupt_p): Likewise.
2731 (interrupt_p): Likewise.
2732 (m32c_conditional_register_usage): Round memregs size up.
2733 (need_to_save): We only need to save $a0 when we use ENTER.
2734 (interrupt_p): Check for fast_interrupt too.
2735 (bank_switch_p): New.
2736 (fast_interrupt_p): New.
2737 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2738 (m32c_emit_prolog): Support bank switching and fast interrupts.
2739 * doc/extend.texi (Function Attributes): Add bank_switch and
2742 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2744 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2745 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2747 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2749 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2750 (menu): Add IA-64/VMS Options.
2751 (IA-64/VMS Options): Likewise.
2753 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2756 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2758 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2760 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2761 (mips_pop_asm_switch): Likewise.
2762 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2764 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2765 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2766 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2767 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2768 instead of set_noreorder.
2769 (mips_output_function_prologue): Use the new functions.
2770 (mips_output_function_epilogue): Likewise.
2771 (mips_need_noat_wrapper_p): New function, split out from...
2772 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2773 Use mips_push_asm_switch and mips_pop_asm_switch.
2774 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2775 and mips_pop_asm_switch.
2776 (ASM_OUTPUT_REG_POP): Likewise.
2777 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
2778 Use mips_pop_asm_switch.
2779 (mips_asm_switch): New structure.
2780 (set_noreorder, set_nomacro): Replace with...
2781 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2782 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
2783 instead of set_nomacro.
2784 (fix_truncsfsi2_macro): Likewise.
2785 (cprestore): Likewise.
2786 (hazard): Use mips_noreorder instead of set_noreorder.
2787 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2789 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
2791 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
2792 from prev_active_insn.
2794 2009-08-16 Anatoly Sokolov <aesok@post.ru>
2796 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
2797 * config/avr/avr.c (avr_override_options): Initialize
2798 avr_current_arch variable.
2799 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
2800 __AVR_HAVE_16BIT_SP__ according to the device type.
2801 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
2803 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
2804 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2806 2009-08-16 Dodji Seketeli <dodji@redhat.com>
2809 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
2810 generating inlined subroutine die only. We shouldn't be
2811 called for anything else.
2812 (gen_block_die): Don't generate inline subroutine debug info for
2815 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2817 * graphite-poly.c (print_pbb): Print PBB index.
2819 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2822 * graphite-interchange.c (ppl_max_for_le): Moved...
2823 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2824 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
2825 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2826 * graphite-ppl.h (ppl_max_for_le): Declared.
2828 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
2830 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
2831 supported on all platforms.
2832 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
2833 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
2834 * c-pragma.c: Likewise.
2835 * target-def.h (TARGET_INITIALIZER): Remove
2836 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2837 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2839 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2841 * config/ia64/fde-vms.c: New file.
2842 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
2843 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
2844 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
2845 (uw_frame_state_for): Only register a personality routine if it is
2846 known to be compatible with our expectations.
2847 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
2848 Declare unw_table_entry stack variable and
2849 mod all calls to _Unwind_FindTableEntry to add arg.
2850 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
2851 (_Unwind_FindTableEntry): Add arg to prototype.
2853 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
2855 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
2856 field 'signal_pfs_loc'.
2857 (uw_frame_state_for): Remove duplicate code dealing with leaf
2858 procedures without unwind info.
2859 If in the frame after unwinding through a signal handler, restore
2860 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
2861 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
2862 'pfs_loc' to the AR.PFS location in the signal context; instead
2863 set 'signal_pfs_loc'.
2864 Manually generate the unwind info for the AR.PFS register.
2865 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
2866 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
2867 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
2868 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
2869 instead set 'signal_pfs_loc'.
2870 Remove code preventing the AR.PFS register from being restored
2871 from the signal context.
2873 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2874 Tristan Gingold <gingold@adacore.com>
2876 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
2877 * config/ia64/t-vms: New file.
2878 * config/ia64/vms64.h: New file.
2879 * config/ia64/vms.h: New file.
2880 * config/ia64/vms-crtinit.asm: New file.
2881 * config/ia64/vms_symvec_libgcc_s.opt: New file.
2882 * config/ia64/vms-unwind.h: New file.
2884 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2886 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
2889 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
2894 * real.h (do_mpc_arg2): ... here.
2895 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
2898 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
2900 * final.c (add_debug_prefix_map): Don't use GC memory for
2901 old_prefix and new_prefix.
2903 2009-08-14 Richard Guenther <rguenther@suse.de>
2905 * ipa-prop.c (compute_complex_pass_through): If we cannot
2906 compute a non-varying offset for IPA_JF_ANCESTOR punt.
2908 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2910 * c-lex.c (c_lex_with_flags): Increase size of local variable
2911 to avoid memory clobber.
2913 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
2916 * config/i386/i386.c (ix86_fp_comparison_strategy):
2917 Only enable/disable sahf at function granularity.
2919 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
2921 PR rtl-optimization/41064
2922 * reload1.c (reload_as_needed): Don't call extract_insn
2923 for known invalid replacements after calling
2924 validate_replace_rtx_group and verify_changes.
2926 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
2929 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
2930 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
2931 ix86_expand_fp_vcond.
2932 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
2933 Assert that operation is supported by ix86_expand_int_vcond.
2934 (vcondu<SSEMODE124C8:mode>): Ditto.
2936 2009-08-13 DJ Delorie <dj@redhat.com>
2938 * config/i386/djgpp-stdint.h: New.
2939 * config.gcc (djgpp): Use it.
2941 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
2943 * config/sh/sh.c (sh_override_options): When flag_exceptions or
2944 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2946 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2948 * tree-ssa-loop-prefetch.c
2949 (prune_ref_by_group_reuse): Enhance probabilistic analysis
2950 for long-stride pruning.
2951 (compute_miss_rate): New function to compute the probability
2952 that two memory references access different cache lines.
2954 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
2956 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
2958 2009-08-13 Richard Guenther <rguenther@suse.de>
2961 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
2962 use the constant pointer type.
2963 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
2964 of CV qualifiers on the target pointer type.
2965 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
2966 conversion check before restrict check.
2968 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2971 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
2973 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
2975 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
2977 2009-08-12 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/41011
2980 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
2981 and reference constructing.
2983 2009-08-12 Xinliang David Li <davidxl@google.com>
2985 PR tree-optimization/41012
2986 * tree-flow.h : New external interface.
2987 * gimple-low.c (check_call_arg): Change to public function.
2988 Remove argument mismatch check in lowering.
2989 * tree-inline.h (tree_can_inline_p): Interface change.
2990 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
2992 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
2993 Call change to tree_can_inline_p function.
2994 (cgraph_decide_inlining_incrementally): Ditto.
2996 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
2998 PR tree-optimization/41031
2999 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3000 on the partition variable rather than promote_mode on the source
3001 type. Assert that the partition variable's type has the same
3002 mode as the source value's.
3004 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3006 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3007 for for_return == 2.
3008 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3010 * calls.c (expand_call): Fix typo.
3011 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3013 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3015 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3016 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3017 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3018 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3020 2009-08-12 Andrew Haley <aph@redhat.com>
3022 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3024 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3027 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3029 2009-08-12 Richard Guenther <rguenther@suse.de>
3031 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3032 * gimplify.c (gimplify_modify_expr): Do not use
3033 lang_hooks.types_compatible_p.
3034 * tree-ssa.c (useless_type_conversion_p): For aggregates
3035 just return false if the canonical types differ.
3037 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3040 * sese.c (convert_for_phi_arg): New.
3041 (add_guard_exit_phis): Use convert_for_phi_arg.
3043 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3045 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3046 unknown subscript upper bounds.
3048 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3049 Pranav Garg <pranav.garg2107@gmail.com>
3051 * graphite-interchange.c (gather_access_strides): Removed.
3052 (ppl_max_for_le): New.
3053 (build_linearized_memory_access): New.
3054 (memory_stride_in_loop): New.
3055 (pbb_interchange_profitable_p): Reimplemented.
3056 * graphite-ppl.h (ppl_new_id_map): New.
3057 (ppl_interchange): New.
3059 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3061 * graphite-interchange.c (compute_subscript): Removed.
3062 (compute_array_size_cstr): Removed.
3063 (compute_array_size_poly): Removed.
3064 (compute_array_size): Removed.
3065 (gather_access_strides_poly): Removed.
3066 (gather_access_strides): Empty.
3068 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3070 * graphite-dependences.c (dependence_polyhedron_1): Replace
3071 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3072 (graphite_legal_transform_dr): Same.
3073 (graphite_carried_dependence_level_k): Same.
3074 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3075 Initialize PDR_NB_SUBSCRIPTS.
3076 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3078 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3079 (PDR_NB_SUBSCRIPTS): New.
3080 (pdr_nb_subscripts): Removed.
3081 (pdr_dim): Simplified.
3082 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3083 with PDR_NB_SUBSCRIPTS.
3085 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3087 * graphite-interchange.c (compute_array_size): Remove use of
3089 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3090 Do not initialize PDR_DATA_CONTAINER.
3091 (print_pdr): Do not print PDR_DATA_CONTAINER.
3092 * graphite-poly.h (struct poly_dr): Remove data_container field.
3093 (PDR_DATA_CONTAINER): Removed.
3094 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3096 (build_poly_dr): Same.
3098 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3099 Sebastian Pop <sebastian.pop@amd.com>
3101 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3102 copy of the dependence polyhedron. Free the temporary objects.
3103 (graphite_carried_dependence_level_k): Free unused objects before
3106 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3107 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3108 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3109 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3110 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3112 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3114 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3115 Early return without analyzing the data dependences if no
3116 transform has been done. Call restore_scattering if the transform
3118 (graphite-interchange.c): Same.
3119 * graphite-poly.c (print_scattering_function): Test for
3121 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3122 (apply_poly_transforms): Do not gcc_assert that
3123 the transform is legal.
3124 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3125 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3126 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3127 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3128 * graphite-poly.h (struct poly_scattering): New.
3129 (struct poly_bb): Add original, transformed, and saved fields.
3130 Remove transformed_scattering, original_scattering,
3131 nb_local_variables and nb_scattering_transform fields.
3132 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3133 (poly_scattering_new): New.
3134 (poly_scattering_free): New.
3135 (poly_scattering_copy): New.
3136 (store_scattering_pbb): New.
3137 (store_scattering): New.
3138 (restore_scattering_pbb): New.
3139 (restore_scattering): New.
3140 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3141 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3143 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3145 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3148 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3150 * Makefile.in (graphite.o): Depends on PREDICT_H.
3151 * graphite.c: Include predict.h.
3152 (graphite_finalize): Call tree_estimate_probability.
3153 * predict.c (predict_loops): Do not call scev_initialize and
3155 (tree_estimate_probability_bb): New.
3156 (tree_estimate_probability): Do not initialize loops: move that
3157 code to the driver. Call tree_estimate_probability_bb.
3158 (tree_estimate_probability_driver): New.
3159 (pass_profile): Use tree_estimate_probability_driver.
3160 * predict.h (tree_estimate_probability): Declared.
3162 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3164 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3165 * graphite-dependences.c (graphite_legal_transform): Add time to
3166 TV_GRAPHITE_DATA_DEPS.
3167 (dependency_between_pbbs_p): Same.
3168 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3170 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3172 PR rtl-optimization/41033
3173 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3174 aliasing is disabled.
3176 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3178 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3179 si_mask_operand, and_load_operand, low_bitmask_operand,
3180 and_reg_operand, and_operand): New predicates.
3181 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3182 * config/mips/mips.c (and_operands_ok): New function.
3183 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3184 * config/mips/mips.md (move_type): Add ext_ins and logical.
3185 (type): Handle them.
3186 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3187 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3188 shift_shift. Remove commutative constraint modifier.
3189 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3191 (*clear_upper32_dext): Remove define_insn_and_split.
3192 (*clear_upper32): Turn this define_insn_and_split ...
3193 (splitter for ANDing register with 0xffff_ffff): .. into this.
3195 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3197 * combine.c (try_widen_shift_mode): Factor out code to check if an
3198 integer constant is a low-order bitmask from here ...
3199 * rtlanal.c (low_bitmask_len): ... to here.
3200 * rtl.h (low_bitmask_len): Declare.
3202 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3205 * config/alpha/alpha.md (addsi3): Remove expander.
3206 (addsi3): Rename from *addsi3_internal insn pattern.
3207 (subsi3): Remove expander.
3208 (subsi3): Rename from *subsi3_internal insn pattern.
3210 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3212 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3215 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3216 Eric Botcazou <botcazou@adacore.com>
3217 Douglas B Rupp <rupp@gnat.com>
3219 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3220 that records that fit in 64 bits are returned by immediate value,
3221 as required by OpenVMS Calling Standard.
3222 (function_value): Adjust for above modification.
3223 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3224 virtual_incoming_args_rtx as base object, not next_arg.
3225 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3227 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3229 * reload.c (find_reloads_subreg_address): Check the original
3230 req_equiv_mem address to detect the case where an address is
3231 not valid in the outer mode.
3233 2009-08-11 Richard Guenther <rguenther@suse.de>
3236 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3238 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3240 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3241 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3243 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3244 Douglas B Rupp <rupp@gnat.com>
3246 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3247 PT_STACK when frame_pointer_needed on OpenVMS.
3248 (alpha_pv_save_size, alpha_using_fp): Remove.
3249 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3250 with proper processing for PT_NULL.
3251 (alpha_vms_initial_elimination_offset): New function. Support for
3252 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3253 (alpha_sa_size): Force procedure type to PT_STACK when
3254 frame_pointer_needed on OpenVMS.
3255 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3256 (alpha_using_fp): Likewise.
3257 (alpha_vms_can_eliminate): Add prototype.
3258 (alpha_vms_initial_elimination_offset): Likewise.
3259 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3260 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3262 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3263 Douglas B Rupp <rupp@gnat.com>
3265 * config/alpha/alpha.c (common_object_handler): New function.
3266 (vms_attribute_table): Declare a single attribute "common_object".
3267 (vms_output_aligned_decl_common): New global function.
3268 (SECTION_VMS_OVERLAY): Delete.
3269 (SECTION_VMS_GLOBAL): Likewise.
3270 (SECTION_VMS_INITIALIZE): Likewise.
3271 (vms_asm_named_section): Remove support for above flags.
3272 (vms_section_type_flags): Delete.
3273 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3274 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3275 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3276 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3278 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3281 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3282 (sub_ddmmss): Likewise.
3284 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3287 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3290 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3293 * reload1.c (reload_as_needed): Use cancel_changes to completely
3294 undo a failed replacement attempt.
3296 2009-08-10 Richard Guenther <rguenther@suse.de>
3299 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3300 (useless_type_conversion_p): ... here. Require pointer targets
3303 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3306 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3307 loose the original type of the statement list.
3309 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3311 * config/alpha/alpha.c: Include libfuncs.h
3312 (avms_asm_output_extern): New function.
3313 (alpha_init_libfuncs): Init some decc libfuncs.
3314 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3315 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3316 (DO_CRTL_NAMES): Define.
3318 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3319 (LONG_TYPE_SIZE): Define.
3320 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3321 (SUBTARGET_SWITCHES): Define malloc64 switch.
3322 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3323 (MASK_RETURN_ADDR): Define.
3324 doc/invoke.texi (mmalloc64): Document switch.
3326 2009-08-09 Olivier Hainque <hainque@adacore.com>
3327 Douglas B Rupp <rupp@gnat.com>
3329 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3330 uses_condition_handler.
3331 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3332 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3333 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3334 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3335 (code_for_builtin): New insn codes for the new alpha_builtins.
3336 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3337 (alpha_sa_size): Account for uses_condition_handler.
3338 (alpha_expand_prologue): Likewise.
3339 (alpha_start_function): Likewise.
3340 (alpha_expand_epilogue): Likewise.
3341 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3342 establish/revert expanders.
3343 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3344 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3345 New expander, resorting to the alpha.c associated function.
3346 (builtin_revert_vms_condition_handler): Likewise.
3347 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3348 __gcc_shell_handler, the static VMS condition handler used as
3349 an indirection wrapper to the current dynamically established
3351 * config/alpha/vms-unwind.h: Complete rewrite.
3352 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3353 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3355 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3356 Douglas B Rupp <rupp@gnat.com>
3358 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3359 (alpha_need_linkage): Handle aliases. Return function symbol.
3360 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3361 Use ultimate alias target for the linkage name.
3362 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3363 by alpha_need_linkage for the function symbol.
3364 (setmemdi): Likewise.
3366 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3368 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3369 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3370 (ASM_WEAKEN_LABEL): Define.
3371 (CRT_CALL_STATIC_FUNCTION): Define.
3372 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3373 (ENDFILE_SPEC): Define.
3374 (INIT_SECTION_ASM_OP): Define.
3375 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3376 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3378 (MULTILIB_OSDIRNAMES): Define.
3379 (shlib_version): Define.
3380 (SHLIB_EXT): Define.
3381 (SHLIB_OBJS): Define.
3382 (SHLIB_NAME): Define.
3383 (SHLIB_MULTILIB): Define.
3384 (SHLIB_INSTALL): Define.
3385 (SHLIB_SYMVEC): Define.
3386 (SHLIB_SYMVECX2): Define.
3387 (SHLIB_LINK): Define.
3389 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3391 * config/alpha/alpha.c (alpha_initialize_trampoline):
3392 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3393 (alpha_start_function): Emit transfer address on nested functions
3394 for VMS trampoline call.
3395 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3396 since no longer used.
3397 * config/alpha/vms-tramp.asm: Remove.
3398 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3399 since now only data initialized at runtime.
3401 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3403 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3404 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3405 (MD_EXEC_PREFIX): Remove, no longer used.
3406 (MD_STARTFILE_PREFIX): Likewise.
3407 (INCLUDE_DEFAULTS): Likewise.
3408 * config/alpha/t-vms:
3409 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3411 2009-08-09 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/41016
3414 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3415 (operand_precision): Remove.
3416 (integral_operand_p): Likewise.
3417 (recognize_single_bit_test): Adjust.
3419 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3421 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3422 operation overflows. Likewise non-cast unary arithmetic.
3423 If one arm of a conditional expression is always taken,
3424 inhibit evaluation warnings for the other arm. Likewise inhibit
3425 evaluation warnings for the second && or || operand if the first
3426 operand is enough to determine the result.
3427 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3429 (build_binary_op): Prevent duplicate evaluation warnings.
3431 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3433 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3434 and destination have different modes, Use promote_mode to
3435 determine the signedness of the conversion. Assert that the
3436 promoted source mode matches the destination mode. Don't pass
3437 the destination and destination mode to expand_expr if the source
3438 mode is different. Simplify conversion logic.
3440 2009-08-09 Ira Rosen <irar@il.ibm.com>
3442 PR tree-optimization/41008
3443 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3444 from condition only in case it's a comparison. Adjust checks.
3446 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3448 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3449 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3450 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3451 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3452 (dump_cand): Handle them.
3453 (struct iv_cand): New members COST_STEP and AINC_USE.
3454 (stmt_after_increment): Likewise.
3455 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3456 callers changed. Use gimple_uid comparison instead of scanning.
3457 (add_candidate_1): When looking for identical candidates, take
3458 AINC_USE into account. Set it for new candidates.
3459 (force_expr_to_var_cost): Cast target_spill_cost to int.
3460 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3461 All callers changed. Check for availability of autoinc addressing
3462 modes, both in general for a given mode, and in the specific use case.
3463 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3465 (get_computation_cost): Likewise.
3466 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3467 add_autoinc_candidates): New static functions.
3468 (add_candidate): Call add_autoinc_candidates for candidates based on
3470 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3471 (determine_use_iv_cost_address): If we have an autoinc candidate at
3472 the matching use, verify autoinc is possible and subtract the cost
3473 of the candidate's step from the cost.
3474 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3475 member of the candidate.
3476 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3477 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3479 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3481 * config.build (ia64-hp-*vms*): New target.
3482 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3484 * config.gcc (ia64-hp-*vms*): New target.
3485 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3487 * config.host (ia64-hp-*vms*): New target.
3488 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3491 2009-08-08 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/40991
3494 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3496 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3498 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3499 mode check. Do truncations in an integer mode.
3500 (force_to_mode): Handle subregs for all mode types. Only do
3501 arithmetic simplifications on integer modes.
3503 2009-08-07 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/40999
3506 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3507 (maybe_fold_reference): Lookup constant initializers.
3508 (fold_gimple_assign): Likewise.
3510 2009-08-07 Richard Guenther <rguenther@suse.de>
3512 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3513 that require structural equality defer to the langhook.
3515 2009-08-07 Martin Jambor <mjambor@suse.cz>
3517 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3519 (struct ipa_pass_through_data): New type.
3520 (struct ipa_ancestor_jf_data): New type.
3521 (union jump_func_value): Removed field formal_id, added fields
3522 pass_through and ancestor.
3523 (struct ipa_param_call_note): Changed type of formal_id to int from
3525 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3526 operations jump functions and ancestor jump functions.
3527 (compute_complex_pass_through): New function.
3528 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3529 reflect changes in the jump function strucutre.
3530 (update_jump_functions_after_inlining): Ignore complex pass-through
3531 and ancestor jump functions.
3532 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3533 polynomial pass-through with operation jump functions.
3535 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3537 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3538 fde->dw_fde_begin as begin label instead of hot/cold label.
3539 Use LLSDAC label instead of LLSDA for second section lsda.
3540 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3541 label instead of LLSDA if it is true.
3542 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3544 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3545 SECTION argument. Use it as index into crtl->eh.call_site_record
3547 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3548 use it to determine how to print table entries instead of using
3549 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3550 label instead of normal begin label as base.
3551 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3552 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3553 ensure no EH range spans between sections and that landing pads
3554 are always in the corresponding section.
3555 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3556 for crtl->eh.call_site_record being an array rather than scalar.
3557 (output_one_function_exception_table): New function, copied
3558 from output_function_exception_table. Adjust
3559 dw2_size_of_call_site_table, dw2_output_call_site_table
3560 callers. For SECOND section use *C suffixed labels.
3561 (output_function_exception_table): Call
3562 output_one_function_exception_table and, when doing hot/cold
3563 partitioning, also another time for the second section.
3564 * opts.c: Include except.h.
3565 (decode_options): Allow -freorder-blocks-and-partition with
3566 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3567 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3568 * function.h (struct rtl_eh): Change call_site_record from
3569 scalar into array of 2 elements.
3571 2009-08-07 Martin Jambor <mjambor@suse.cz>
3573 * ipa-prop.c (count_formal_params_1): New function.
3574 (ipa_get_vector_of_formal_parms): New function.
3575 (get_vector_of_formal_parm_types): New function.
3576 (ipa_modify_formal_parameters): New function.
3577 (ipa_modify_call_arguments): New function.
3578 (index_in_adjustments_multiple_times_p): New function.
3579 (ipa_combine_adjustments): New function.
3580 (ipa_dump_param_adjustments): New function.
3581 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3582 (ipa_get_vector_of_formal_parms): Declare.
3583 (ipa_modify_formal_parameters): Declare.
3584 (ipa_modify_call_arguments): Declare.
3585 (ipa_combine_adjustments): Declare.
3586 (ipa_dump_param_adjustments): Declare.
3587 (build_ref_for_offset): Declare.
3588 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3589 * tree-sra.c: Include ipa-prop.c.
3590 (build_ref_for_offset): Make public.
3592 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3594 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3596 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3598 * gcc/doc/extend.texi (__builtin_extract_return_address)
3599 (__builtin_frob_return_address): Document.
3601 2009-08-06 Paul Brook <paul@codesourcery.com>
3603 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3604 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3605 implementation on ARMv6-M.
3607 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3609 * doc/extend.texi (pcs): Document new attribute for ARM.
3611 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3613 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3616 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3618 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3621 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3623 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3625 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3627 Merge ARM/hard_vfp_branch to trunk.
3629 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3631 * arm.c (libcall_eq): New function.
3632 (libcall_hash): New function.
3633 (add_libcall): New function.
3634 (arm_libcall_uses_aapcs_base): New function.
3635 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3636 libcalls using the base PCS.
3637 (arm_init_cumulative_args): Likewise.
3639 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3641 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3642 Use base ABI for conversion libfuncs between HFmode and SFmode.
3644 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3646 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3647 V4SImode as representatives of all 64-bit and 128-bit vector
3648 types. Allow vector types without vector modes.
3649 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3650 without vector modes like BLKmode.
3651 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3652 BLKmode. Avoid unsupported vector modes or TImode moves for
3654 (aapcs_vfp_allocate_return_reg): Likewise.
3655 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3656 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3658 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3660 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3661 (arm_get_pcs_model): Pass attribute arguments to
3662 arm_pcs_from_attribute.
3663 (arm_init_cumulative_args): Use base AAPCS for conversions from
3664 floating-point types to DImode.
3665 (arm_attribute_table): Add pcs attribute.
3666 (arm_handle_pcs_attribute): New.
3667 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3668 conversions from floating-point types to DImode, also declare them
3669 to use base AAPCS and declare functions they call to use base
3670 AAPCS and their RTABI names.
3672 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3674 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3675 -mfloat-abi=hard not being supported for VFP.
3677 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3679 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3680 SYMBOL_REF to hard_libcall_value.
3682 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3683 Richard Earnshaw <rearnsha@arm.com>
3685 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3686 has been put on the stack, all remaining co-processory arguments for
3687 that co-processor also go on the stack.
3689 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3691 * config/arm/arm.c (arm_return_in_memory): Handle returning
3692 vectors of suitable size in registers also for AAPCS case.
3694 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3696 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3698 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3700 ARM Hard-VFP calling convention
3701 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3702 * target.h (gcc_target): Add libcall_value to table of call hooks.
3703 * targhooks.h (default_libcall_value): Default implementation.
3704 * targhooks.c (default_libcall_value): Likewise.
3705 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3706 * optabs.c (expand_unop): Use it.
3707 * expr.h (hard_libcall_value): Pass the function RTX through.
3708 * calls.c (emit_library_call_value_1): Update call to
3710 * explow.c (hard_libcall_value): Use new target hook.
3711 * testsuite/lib/target-supports.exp
3712 (check_effective_target_arm_hard_vfp_ok): New hook.
3713 (check_effective_target_arm_neon_ok): Improve test for neon
3715 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3716 * config/arm/arm.c: Include cgraph.h
3717 (TARGET_FUNCTION_VALUE): Override default hook.
3718 (arm_pcs_default): New variable.
3719 (arm_override_options): Don't fault hard calling convention with VFP.
3720 Add support for AAPCS variants.
3721 (arm_function_value): Make static. Handle AAPCS variants.
3722 (arm_libcall_value): New function.
3723 (arm_apply_result_size): Handle VFP registers in results.
3724 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3726 (pcs_attribute_args): New variable.
3727 (arm_pcs_from_attribute): New function.
3728 (arm_get_pcs_model): New function.
3729 (aapcs_vfp_cum_init): New function.
3730 (aapcs_vfp_sub_candidate): New function.
3731 (aapcs_vfp_is_return_candidate): New function.
3732 (aapcs_vfp_is_call_candidate): New function.
3733 (aapcs_vfp_allocate): New function.
3734 (aapcs_vfp_allocate_return_reg): New function.
3735 (aapcs_vfp_advance): New function.
3736 (aapcs_cp_arg_layout): New variable.
3737 (aapcs_select_call_coproc): New function.
3738 (aapcs_select_return_coproc): New function.
3739 (aapcs_allocate_return_reg): New function.
3740 (aapcs_libcall_value): New function.
3741 (aapcs_layout_arg): New function.
3742 (arm_init_cumulative_args): Initialize AAPCS args data.
3743 (arm_function_arg): Handle AAPCS variants using new interface.
3744 (arm_arg_parital_bytes): Likewise.
3745 (arm_function_arg_advance): New function.
3746 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3747 calling conventions.
3748 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3749 * arm.h (NUM_VFP_ARG_REGS): Define.
3750 (LIBCALL_VALUE): Update.
3751 (FUNCTION_VALUE): Delete.
3752 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3753 (arm_pcs): New enum.
3754 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3755 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3756 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3757 * arm-protos.h (arm_function_arg_advance): Add.
3758 (aapcs_libcall_value): Add.
3759 (arm_function_value): Delete.
3761 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3762 H.J. Lu <hongjiu.lu@intel.com>
3765 * config/i386/i386.c (standard_sse_mode_p): Remove.
3766 (standard_sse_constant_p): Return 2 for integer mode
3767 vector_all_ones_operand when SSE2 is enabled.
3768 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3769 (ix86_expand_vector_move): Do not check for negative values from
3770 standard_sse_constant_p.
3772 2009-08-06 Richard Guenther <rguenther@suse.de>
3774 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3775 array type comparisons frontend independent.
3776 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
3777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
3778 out array reference lower bound and element size operands.
3779 (ao_ref_init_from_vn_reference): Properly compute the offset
3780 for ARRAY_RANGE_REF.
3781 (vn_reference_fold_indirect): Fill out array reference lower
3782 bound and element size operands.
3783 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
3784 a non gimple valued reference operand which can happen for
3785 array reference lower bound or element size.
3786 (create_component_ref_by_pieces_1): Properly generate the
3787 element size operand for array references.
3789 2009-08-06 Richard Guenther <rguenther@suse.de>
3791 PR tree-optimization/40964
3792 * tree.c (iterative_hash_host_wide_int): Export.
3793 * tree.h (iterative_hash_host_wide_int): Declare.
3794 * tree-ssa-structalias.c (heapvar_map): New struct.
3795 (heapvar_map_eq): New function.
3796 (heapvar_map_hash): Likewise.
3797 (heapvar_lookup): Adjust.
3798 (heapvar_insert): Likewise.
3799 (make_constraint_from_heapvar): Allow multiple heap variables
3800 per decl at different offsets.
3801 (init_alias_heapvars): Adjust.
3803 2009-08-04 David Daney <ddaney@caviumnetworks.com>
3805 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
3806 * mips_output_sync_loop (mips_output_sync_loop): Only emit
3807 trailing sync if TARGET_SYNC_AFTER_SC.
3809 2009-08-05 David Daney <ddaney@caviumnetworks.com>
3811 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
3812 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
3813 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
3814 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
3815 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3816 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3817 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3818 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
3819 test_and_set_12): Rewrite calls to mips_output_sync_loop.
3820 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
3821 the prototype declaration match the definition.
3822 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
3823 instructions explicitly. Add barrier_before and operands
3825 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
3826 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
3827 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
3828 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3829 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
3830 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
3832 2009-08-05 Andrew Pinski <pinskia@gmail.com>
3834 * tree-ssa-alias.c: Fix intervals to use [) syntax.
3836 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
3837 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3840 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
3843 2009-08-05 Jakub Jelinek <jakub@redhat.com>
3845 PR rtl-optimization/40924
3846 * dse.c (canon_address): Before calling cselib_expand_value_rtx
3847 make sure canon_rtx (mem_address) isn't simpler than
3848 canon_rtx (expanded_mem_address).
3850 2009-08-05 Li Feng <nemokingdom@gmail.com>
3852 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
3854 (build_scop_drs): Build alias set for each SCoP.
3856 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
3858 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
3859 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
3860 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
3861 (MIPS_ARCH_FLOAT_SPEC): Likewise.
3862 (BASE_DRIVER_SELF_SPECS): Likewise.
3864 2009-08-04 Andrew Pinski <pinskia@gmail.com>
3866 * tree-ssa-alias.c: Fix some comment typos.
3868 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
3870 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
3871 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
3873 2009-08-03 Janis Johnson <janis187@us.ibm.com>
3876 * simplify-rtx.c (simplify_binary_operation_1): Disable
3877 simplifications for decimal float operations.
3879 2009-08-03 Jakub Jelinek <jakub@redhat.com>
3882 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
3883 operand of INDIRECT_REF.
3885 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
3887 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
3888 constants referencing TLS symbols.
3890 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3892 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
3893 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
3895 2009-08-03 Richard Guenther <rguenther@suse.de>
3897 * tree.c (make_vector_type): Build a main variant first,
3898 get the canonical one and then build the variant.
3899 * tree-ssa.c (useless_type_conversion_p_1): Handle
3901 (useless_type_conversion_p): Conversions to pointers to
3902 incomplete record types are useless.
3904 2009-08-03 Richard Guenther <rguenther@suse.de>
3906 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
3907 file will be created.
3908 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
3909 * toplev.c (compile_file): Adjust comment.
3911 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
3913 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
3914 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
3915 (TARGET_PROMOTE_FUNCTION_MODE): Define.
3916 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
3917 (sh_promote_function_mode): Fix typo.
3919 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
3921 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
3923 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3925 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
3926 declaration arguments.
3928 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
3931 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
3932 (ix86_split_ashl): Ditto.
3933 (ix86_expand_vector_init_one_nonzero): Ditto.
3934 (ix86_expand_vector_set): Ditto.
3935 (ix86_expand_reduc_v4sf): Ditto.
3937 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
3939 * explow.c (promote_function_mode): Remove assert.
3940 * config/sh/sh.c (sh_promote_function_mode): Declare.
3942 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3944 * config/pa/pa.c (pa_promote_function_mode): Declare.
3945 Change to static. Fix promote_mode call.
3947 * gthr-dce.h (CONST_CAST2): Define if not defined.
3948 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
3950 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
3952 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
3954 * expr.c (store_constructor): Use promote_decl_mode. Remove
3955 now write-only variable unsignedp.
3956 (expand_expr_real_1): Use promote_decl_mode.
3957 * expr.h (promote_function_mode, promote_decl_mode): New.
3958 (promote_mode): Remove last argument.
3959 * function.c (assign_temp): Drop last argument of promote_mode.
3960 (assign_parm_find_data_types): Use promote_function_mode.
3961 (assign_parm_setup_reg): Likewise.
3962 (expand_function_end): Use promote_function_mode.
3963 * calls.c (initialize_argument_information): Use promote_function_mode.
3964 (precompute_arguments): Use promote_mode instead of checking if
3965 only PROMOTE_FUNCTION_MODE is defined.
3966 (expand_call): When making sibcall decisions, use promote_function_mode.
3967 Below, remove an if for targetm.calls.promote_function_return and
3968 and use promote_function_mode.
3969 (emit_library_call_value_1): Use promote_function_mode, fix bug
3970 where promote_mode was passed FOR_CALL == 0 for a return value in an
3972 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3973 * explow.c (promote_function_mode, promote_decl_mode): New.
3974 (promote_mode): Keep only the FOR_CALL == 0 case.
3975 * combine.c (setup_incoming_promotion): Remove test of
3976 promote_function_args. Use promote_function_mode.
3977 * stmt.c (expand_value_return): Use promote_decl_mode.
3978 (expand_decl): Use promote_decl_mode.
3980 * expr.c (store_constructor): Use promote_decl_mode. Remove
3981 now write-only variable unsignedp.
3982 (expand_expr_real_1): Use promote_decl_mode.
3983 * expr.h (promote_function_mode, promote_decl_mode): New.
3984 (promote_mode): Remove last argument.
3985 * function.c (assign_temp): Drop last argument of promote_mode.
3986 (assign_parm_find_data_types): Use promote_function_mode.
3987 (assign_parm_setup_reg): Likewise.
3988 (expand_function_end): Use promote_function_mode.
3989 * calls.c (initialize_argument_information): Use promote_function_mode.
3990 (precompute_arguments): Use promote_mode instead of checking if
3991 only PROMOTE_FUNCTION_MODE is defined.
3992 (expand_call): When making sibcall decisions, use promote_function_mode.
3993 Below, remove an if for targetm.calls.promote_function_return and
3994 and use promote_function_mode.
3995 (emit_library_call_value_1): Use promote_function_mode, fix bug
3996 where promote_mode was passed FOR_CALL == 0 for a return value in an
3998 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
3999 * explow.c (promote_function_mode, promote_decl_mode): New.
4000 (promote_mode): Keep only the FOR_CALL == 0 case.
4001 * combine.c (setup_incoming_promotion): Remove test of
4002 promote_function_args. Use promote_function_mode.
4003 * stmt.c (expand_value_return): Use promote_decl_mode.
4004 (expand_decl): Use promote_decl_mode.
4006 * explow.c (promote_function_mode): Just call the target hook.
4007 * targhooks.c (default_promote_function_mode,
4008 default_promote_function_mode_always_promote): New.
4009 * targhooks.h (default_promote_function_mode,
4010 default_promote_function_mode_always_promote): Declare.
4011 * target.h (promote_function_args, promote_function_return): Remove.
4012 (promote_function_mode): New.
4013 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4014 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4015 (TARGET_PROMOTE_FUNCTION_MODE): New.
4016 (TARGET_CALLS): Adjust.
4017 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4018 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4020 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4021 * config/s390/s390.c (s390_promote_function_mode): ... here,
4022 with pointer handling.
4023 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4024 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4026 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4027 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4028 with pointer handling.
4029 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4030 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4032 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4033 * config/sh/sh.c (sh_promote_function_mode): New.
4034 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4035 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4037 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4038 * config/cris/cris.c (cris_promote_function_mode): ... here.
4039 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4040 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4042 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4043 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4044 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4045 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4047 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4048 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4049 complex type handling.
4050 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4051 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4053 * config/pa/pa.c (pa_promote_function_mode): New.
4054 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4055 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4057 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4058 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4059 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4060 * config/xtensa/xtensa.c: Likewise.
4061 * config/stormy16/stormy16.c: Likewise.
4062 * config/iq2000/iq2000.c: Likewise.
4063 * config/rs6000/rs6000.c: Likewise.
4064 * config/picochip/picochip.c: Likewise.
4065 * config/arc/arc.c: Likewise.
4066 * config/mcore/mcore.c: Likewise.
4067 * config/score/score.c: Likewise.
4068 * config/mips/mips.c: Likewise.
4069 * config/bfin/bfin.c: Likewise.
4070 * config/ia64/ia64.c: Likewise (disabled though).
4072 * config/frv/frv.h: Remove pointless remark.
4074 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4075 TARGET_PROMOTE_FUNCTION_ARGS,
4076 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4077 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4079 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4081 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4082 -floop-parallelize-all.
4083 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4084 flag_loop_parallelize_all.
4085 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4086 * graphite.c (graphite_transform_loops): Same.
4088 * graphite-poly.c (apply_poly_transforms): Same.
4090 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4092 PR tree-optimization/40914
4093 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4094 if set, then check the delta field of the PMF record.
4095 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4096 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4097 call is stored in the delta.
4099 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4101 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4103 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4105 * config/i386/bsd.h (ASM_BYTE): New define.
4106 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4107 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4108 .byte. Use fputs or putc instead of fprintf where appropriate.
4109 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4110 fputs or putc instead of fprintf where appropriate.
4111 * config/i386/i386elf.h: Ditto.
4112 * config/i386/sysv4.h: Ditto.
4114 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4115 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4116 (*tls_global_dynamic_64): Ditto.
4118 2009-07-31 Christian Bruel <christian.bruel@st.com>
4120 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4122 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4124 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4125 Remove dead code for MINUS.
4127 2009-07-31 Anthony Green <green@moxielogic.com>
4129 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4131 (moxie_expand_epilogue): Ditto for epilogue.
4132 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4134 (moxie_function_arg): Ditto.
4135 (moxie_pass_by_reference): Ditto.
4136 (moxie_arg_partial_bytes): Ditto.
4137 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4138 (FUNCTION_ARG_ADVANCE) Ditto.
4139 (REG_PARM_STACK_SPACE) Ditto.
4140 (FUNCTION_ARG_REGNO_P) Dito.
4142 * config.gcc: Add moxie linux config support.
4143 * gcc/config/moxie/uclinux.h: New file.
4145 2009-07-31 DJ Delorie <dj@redhat.com>
4147 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4148 (UNSPECV_SP_SWITCH_E): New.
4149 (sp_switch_1): Change to an unspec.
4150 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4152 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4153 reference the new stack's address
4155 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4157 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4158 graphite-clast-to-gimple.o, graphite-dependences.o,
4159 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4160 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4161 (graphite-blocking.o,
4162 graphite-clast-to-gimple.o, graphite-dependences.o,
4163 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4164 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4165 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4166 * cfgloop.h (struct loop): Add can_be_parallel field.
4167 * common.opt (fgraphite-identity): Moved up.
4168 (fgraphite-force-parallel): New flag.
4169 * graphite.c: Rewrite.
4170 * graphite.h: Rewrite.
4171 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4173 * toplev.c (graphite_out_file): New file descriptor.
4174 (graphite_in_file): New.
4175 (process_options): flag_graphite_force_parallel cannot be used without
4177 * tree-ssa-loop.c: Include toplev.h.
4178 (gate_graphite_transforms): Enable flag_graphite for
4179 flag_graphite_force_parallel.
4181 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4183 * ChangeLog.graphite: New.
4184 * graphite-blocking.c: New.
4185 * graphite-clast-to-gimple.c: New.
4186 * graphite-clast-to-gimple.h: New.
4187 * graphite-dependences.c: New.
4188 * graphite-dependences.h: New.
4189 * graphite-interchange.c: New.
4190 * graphite-poly.c: New.
4191 * graphite-poly.h: New.
4192 * graphite-ppl.c: New.
4193 * graphite-ppl.h: New.
4194 * graphite-scop-detection.c: New.
4195 * graphite-scop-detection.h: New.
4196 * graphite-sese-to-poly.c: New.
4197 * graphite-sese-to-poly.h: New.
4201 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4203 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4204 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4206 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4208 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4209 (scev_is_linear_expression): Return false if the evolution is not
4210 affine multivariate.
4212 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4214 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4215 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4217 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4219 * tree-data-ref.c (debug_data_references): New.
4220 (debug_data_reference): New.
4221 * tree-data-ref.h (debug_data_references): Declared.
4222 (debug_data_reference): Declared.
4224 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4226 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4227 * tree-data-ref.h (scop_p): Removed.
4228 (struct data_reference): Remove field scop.
4230 (stmt_simple_memref_p): Removed.
4232 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4234 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4235 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4238 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4240 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4242 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4244 * doc/invoke.texi (-fgraphite-identity): Documented.
4246 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4248 * tree-scalar-evolution.c: Fix comment.
4249 (instantiate_scev_1): Return unknow from scev instantiation if the
4250 result is not above instantiate_below.
4252 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4254 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4255 static anymore. Instantiate the symbols that may have been introduced
4257 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4260 2009-07-30 DJ Delorie <dj@redhat.com>
4262 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4263 .vliw directive to VLIW sections.
4265 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4267 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4269 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4270 (AUTOHEADER): New variable.
4271 ($(srcdir)/cstamp-h.in): Use it.
4273 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4274 Pat Haugen <pthaugen@us.ibm.com>
4275 Revital Eres <ERES@il.ibm.com>
4277 * config/rs6000/vector.md (VEC_F): Add VSX support.
4281 (vector_load_<mode>): Ditto.
4282 (vector_store_<mode>): Ditto.
4283 (vector GPR move split): Ditto.
4284 (vec_reload_and_plus_<mptrsize>): Ditto.
4285 (vec_reload_and_reg_<mptrsize>): Ditto.
4286 (add<mode>3): Ditto.
4287 (sub<mode>3): Ditto.
4288 (mul<mode>3): Ditto.
4289 (neg<mode>2): Ditto.
4290 (abs<mode>2): Ditto.
4291 (smin<mode>3): Ditto.
4292 (smax<mode>3): Ditto.
4293 (vector_eq<mode>): Ditto.
4294 (vector_gt<mode>): Ditto.
4295 (vector_ge<mode>): Ditto.
4296 (vector_gtu<mode>): Ditto.
4297 (vector_select_<mode>_uns): Ditto.
4298 (vector_eq_<mode>_p): Ditto.
4299 (vector_gt_<mode>_p): Ditto.
4300 (vector_ge_<mode>_p): Ditto.
4301 (vector_gtu_<mode>_p): Ditto.
4302 (cr6_test_for_zero): Ditto.
4303 (cr6_test_for_zero_reverse): Ditto.
4304 (cr6_test_for_lt): Ditto.
4305 (cr6_test_for_lt_reverse): Ditto.
4306 (xor<mode>3): Ditto.
4307 (ior<mode>3): Ditto.
4308 (and<mode>3): Ditto.
4309 (one_cmpl<mode>2): Ditto.
4310 (nor<mode>2): Ditto.
4311 (andc<mode>2): Ditto.
4312 (float<VEC_int<mode>2): Ditto.
4313 (unsigned_float<VEC_int><mode>2): Ditto.
4314 (fix_trunc<mode><VEC_int>2): Ditto.
4315 (fixuns_trunc<mode><VEC_int>2): Ditto.
4317 (vec_set<mode>): Ditto.
4318 (vec_extract<mode>): Ditto.
4319 (vec_interleave_highv4sf): Ditto.
4320 (vec_interleave_lowv4sf): Ditto.
4321 (vec_realign_load_<mode>): Ditto.
4322 (vec_shl_<mode>): Ditto.
4323 (vec_shr_<mode>): Ditto.
4324 (div<mode>3): New patterns for VSX.
4325 (vec_interleave_highv2df): Ditto.
4326 (vec_interleave_lowv2df): Ditto.
4327 (vec_pack_trunc_v2df): Ditto.
4328 (vec_pack_sfix_trunc_v2df): Ditto.
4329 (vec_pack_ufix_trunc_v2df): Ditto.
4330 (vec_unpacks_hi_v4sf): Ditto.
4331 (vec_unpacks_lo_v4sf): Ditto.
4332 (vec_unpacks_float_hi_v4si): Ditto.
4333 (vec_unpacks_float_lo_v4si): Ditto.
4334 (vec_unpacku_float_hi_v4si): Ditto.
4335 (vec_unpacku_float_lo_v4si): Ditto.
4336 (movmisalign<mode>): Ditto.
4337 (vector_ceil<mode>2): New patterns for vectorizing math library.
4338 (vector_floor<mode>2): Ditto.
4339 (vector_btrunc<mode>2): Ditto.
4340 (vector_copysign<mode>3): Ditto.
4342 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4343 predicate for setting the high bit in each word, used for copysign.
4345 * config/rs6000/ppc-asm.h (f19): Whitespace.
4346 (f32-f63): Define if VSX.
4347 (v0-v31): Define if Altivec.
4348 (vs0-vs63): Define if VSX.
4350 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4352 * config/rs6000/power7.md: New file, provide tuning parameters for
4355 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4356 (rs6000_cpu_cpp_builtins): Ditto.
4357 (altivec_overloaded_builtins): Ditto.
4358 (altivec_resolve_overloaded_builtin): Ditto.
4360 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4361 debug switch to disable vectorizing simple math builtin
4364 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4365 Vectorize simple math builtin functions.
4366 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4367 hook to vectorize math builtins.
4368 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4369 (rs6000_builtin_conversion): Add VSX/power7 support.
4370 (rs6000_builtin_vec_perm): Ditto.
4371 (vsplits_constant): Add support for loading up a vector constant
4372 with just the high bit set in each part.
4373 (rs6000_expand_vector_init): Add VSX/power7 support.
4374 (rs6000_expand_vector_set): Ditto.
4375 (rs6000_expand_vector_extract): Ditto.
4376 (rs6000_emit_move): Ditto.
4377 (bdesc_3arg): Ditto.
4378 (bdesc_2arg): Ditto.
4379 (bdesc_1arg): Ditto.
4380 (rs6000_expand_ternop_builtin): Ditto.
4381 (altivec_expand_builtin): Ditto.
4382 (rs6000_expand_unop_builtin): Ditto.
4383 (rs6000_init_builtins): Ditto.
4384 (altivec_init_builtins): Ditto.
4385 (builtin_function_type): Ditto.
4386 (rs6000_common_init_builtins): Ditto.
4387 (rs6000_handle_altivec_attribute); Ditto.
4388 (rs6000_mangle_type): Ditto.
4389 (rs6000_vector_mode_supported_p): Ditto.
4390 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4393 * config/rs6000/vsx.md: New file for VSX support.
4395 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4396 identifing values with just the most significant bit set.
4397 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4398 vectorized builtins.
4400 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4401 (UNSPEC_VRFIM): Delete.
4402 (splitter for loading up vector with most significant bit): New
4403 splitter for vectorizing copysign.
4404 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4405 vectorizing simple math functions.
4406 (altivec_vrfip): Add support for vectorizing simple math functions.
4407 (altivec_vrfim): Ditto.
4408 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4410 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4411 (power7.md, vsx.md): Include for power7 support.
4412 (copysigndf3): Use VSX instructions if -mvsx.
4413 (negdf2_fpr): Ditto.
4414 (absdf2_fpr): Ditto.
4415 (nabsdf2_fpr): Ditto.
4416 (adddf3_fpr): Ditto.
4417 (subdf3_fpr): Ditto.
4418 (muldf3_fpr): Ditto.
4419 (divdf3_fpr): Ditto.
4420 (fix_truncdfdi2_fpr): Ditto.
4421 (cmpdf_internal1): Ditto.
4422 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4423 (btruncdf2, btruncdf2_fpr): Ditto.
4424 (ceildf2, ceildf2_fpr): Ditto.
4425 (floordf2, floordf2_fpr): Ditto.
4426 (floatdidf2, floatdidf2_fpr): Ditto.
4427 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4428 (fmsubdf4_fpr): Ditto.
4429 (fnmadddf4_fpr_1): Ditto.
4430 (fnmadddf4_fpr_2): Ditto.
4431 (fnmsubdf4_fpr_1): Ditto.
4432 (fnmsubdf4_fpr_2): Ditto.
4433 (fixuns_truncdfdi2): Add expander for VSX support.
4434 (fix_truncdfdi2): Ditto.
4435 (fix_truncdfsi2): Ditto.
4437 (btruncsf2): Whitespace.
4438 (movdf_hardfloat32): Add support for VSX registers.
4439 (movdf_softfloat32): Ditto.
4440 (movdf_hardfloat64): Ditto.
4441 (movdf_hardfloat64_mfpgpr): Ditto.
4442 (movdf_softfloat64): Ditto.
4443 (movti splitters): Add check for vector registers supporting
4444 TImode in the future.
4445 (bpermd): Add power7 bpermd instruction.
4447 * config/rs6000/altivec.h (vec_div): Define if VSX.
4451 (vec_nearbyint): Ditto.
4454 (all predicates): Use the generic builtin function, and not the V4SF
4455 specific function so that the predicates will work with VSX's V2DF.
4459 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4460 Document new VSX functions and types.
4462 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4465 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4466 "wa", and "j" constraints. Modify "v" to talk about Altivec
4467 instead of just vector.
4469 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4472 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4473 location for phi arguments.
4474 (rewrite_update_phi_arguments): Find locations for reaching defs.
4475 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4476 Add location to add_phi_arg calls.
4477 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4478 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4479 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4480 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4481 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4482 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4483 * tree-phinodes.c (make_phi_node): Initialize location.
4484 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4485 (add_phi_arg): Add location parameter.
4486 (remove_phi_arg_num): Move location when moving phi argument.
4487 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4489 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4490 slpeel_update_phi_nodes_for_guard1,
4491 slpeel_update_phi_nodes_for_guard2,
4492 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4493 vect_loop_versioning): Set locations.
4494 * tree-parloops.c (create_phi_for_local_result,
4495 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4496 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4497 * tree-vect-loop.c (get_initial_def_for_induction,
4498 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4500 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4501 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4502 (gimple_phi_arg_set_location): New. Set locus.
4503 (gimple_phi_arg_has_location): New. Check for locus.
4504 (redirect_edge_var_map_location): New. Return locus from var_map.
4505 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4506 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4507 combining PHI arguments.
4508 (cond_store_replacement): Set location.
4509 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4510 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4511 scop_add_exit_phis_edge): Add locations.
4512 * tree-cfgcleanup.c (remove_forwarder_block,
4513 remove_forwarder_block_with_phi): Add locations.
4514 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4515 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4517 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4518 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4519 flush_pending_stmts): Add source location.
4520 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4521 stack to preserve locations.
4522 * tree-vect-stmts.c (vectorizable_load): Add location.
4523 * tree-inline.c (copy_phis_for_bb): Copy locus.
4524 (setup_one_parameter): Add call locus to inlined parameter stmts.
4525 (initialize_inlined_parameters): Pass in call location as parameter
4527 (tree_function_versioning): Pass location to setup_one_parameter.
4528 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4529 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4530 copy and edge lists.
4531 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4532 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4533 locus parameter and override the stmt default if provided.
4534 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4535 elim_graph_add_edge, elim_graph_remove_succ_edge,
4536 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4537 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4538 eliminate_phi): Add locus info in elimination graph for each edge and
4540 (insert_backedge_copies): Copy locus if present.
4541 * tree-flow.h (struct _edge_var_map): Add locus field.
4542 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4543 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4544 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4546 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4548 2009-07-30 Martin Jambor <mjambor@suse.cz>
4550 PR tree-optimization/40570
4551 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4554 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4556 * ssa-loop-manip.c: Include langhooks.h.
4557 (rewrite_phi_with_iv): New.
4558 (rewrite_all_phi_nodes_with_iv): New.
4559 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4560 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4561 * tree-parloops.c (loop_parallel_p): Move out all conditions
4562 except dependency check.
4563 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4564 (gen_parallel_loop): Call canonicalize_loop_ivs without
4565 reduction_list argument.
4566 (build_new_reduction): New.
4567 (gather_scalar_reductions): New.
4568 (try_get_loop_niter): New.
4569 (try_create_reduction_list): New.
4570 (parallleize_loops): Change the parallel conditions check.
4571 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4572 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4574 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4576 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4578 * doc/options.texi (Option properties): Mention new quoting syntax.
4580 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4582 * config/alpha/alpha.c (alpha_start_function):
4583 Handle VMS_DEBUG_MAIN_POINTER
4584 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4585 * doc/invoke.texi: Document -mdebug-main switch.
4587 2009-07-29 Richard Henderson <rth@redhat.com>
4589 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4590 (cgraph_create_edge_including_clones): Likewise.
4591 * tree-inline.c (copy_bb): Operate on the correct edges
4592 when updating the callgraph.
4594 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4596 * config/alpha/vms-cc.c: Deleted.
4597 * config/alpha/vms-ld.c: Deleted.
4598 * config/alpha/t-vms64: Moved to config/vms
4599 * config/alpha/vms-crt0-64.c: Moved to config/vms
4600 * config/alpha/vms-crt0.c: Moved to config/vms
4601 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4602 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4603 * config/alpha/xm-vms.h: Moved to config/vms
4604 * config/alpha/x-vms: Moved to config/vms
4605 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4607 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4608 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4610 * config/vms/t-vms64: Moved here from config/alpha
4611 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4612 (argc,argv,envp): Enforce 32bit malloc'ing.
4613 * config/vms/vms-psxcrt0-64.c: Likewise.
4614 * config/vms/vms-crt0.c: Moved here from config/alpha.
4615 * config/vms/vms-psxcrt0.c: Likewise.
4616 * config/vms/vms-crtl-64.h: New file.
4617 * config/vms/vms-crtl.h: New file.
4618 * config/vms/vms.opt: New file.
4619 * config/vms/xm-vms64.h: New file.
4620 * config/vms/xm-vms.h: Moved here from config/alpha.
4621 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4623 * config/vms/x-vms: Moved here from config/alpha.
4624 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4625 (vms-ld.o, vms-cc.o): Removed.
4626 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4628 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4630 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4631 correct stack (obvious VMS fix).
4633 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4635 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4636 date, version info if VMS_DEBUGGING_INFO defined.
4637 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4638 size, date calculating code moved here.
4640 2009-07-29 Paul Brook <paul@codesourcery.com>
4642 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4645 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4648 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4649 to DImode when generating insq_le insn.
4651 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4653 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4654 New macro set for VMS_DEBUGGGING_INFO.
4655 (AT_string_form): Use it.
4657 2009-07-28 DJ Delorie <dj@redhat.com>
4659 * config/mep/mep.c (vtext_section): New.
4660 (vftext_section): New.
4661 (ftext_section): New.
4662 (mep_select_section): Add support for functions.
4663 (mep_unique_section): Likewise.
4664 (mep_asm_init_sections): Likewise.
4665 (mep_encode_section_info): Remove it from here.
4667 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4669 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4671 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4672 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4674 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4676 * dwarf2out.c (output_file_names): Test new macro
4677 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4678 (add_comp_dir_attribute): Likewise.
4680 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4682 * config/i386/mingw-w64.h (LINK_SPEC): Add
4683 separating space between commands.
4685 2009-07-28 Jan Hubicka <jh@suse.cz>
4687 PR tree-optimization/40759
4688 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4691 2009-07-27 DJ Delorie <dj@redhat.com>
4693 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4694 types are dword-aligned.
4695 (mep_expand_va_start): Likewise.
4697 2009-07-27 Olivier Hainque <hainque@adacore.com>
4698 Douglas B Rupp <rupp@gnat.com>
4700 * convert.c (convert_to_pointer): Don't assume the target
4701 pointer type is POINTER_SIZE long. Fetch its precision instead.
4703 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4705 * system.h (fopen): Undefine if macro.
4707 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4709 * dwarf2out.c (output_cfi_p): Removed.
4710 (output_cfis): New function.
4711 (output_fde): New function, split from output_call_frame_info.
4712 (output_call_frame_info): Use it.
4713 (dwarf2out_switch_text_section): Use output_cfis.
4715 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4717 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4718 TARGET_BI_ARCH is specified without enabling SJLJ.
4719 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4720 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4722 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4724 * arm.md (negdi2): Use DImode if forcing a value into a register.
4726 2009-07-26 Ira Rosen <irar@il.ibm.com>
4728 PR tree-optimization/40801
4729 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4730 of vector operand from the previous copy of vector statement.
4731 Pass the correct definition type value to
4732 vect_get_vec_def_for_stmt_copy().
4734 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4736 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4737 const char ** conversion.
4739 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4741 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4742 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4743 (gcc_unreachable): Invoke __builtin_unreachable() if
4744 !ENABLE_ASSERT_CHECKING.
4746 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4748 PR rtl-optimization/40445
4749 * emit-rtl.c (next_nonnote_insn_bb): New function.
4750 * rtl.h (next_nonnote_insn_bb): Declare new function.
4751 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4752 with no successors that is the successor of the ENTRY_BLOCK.
4753 Continue from the top after removing an empty fallthrough block.
4754 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4755 of next_nonnote_insn.
4757 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4759 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4761 2009-07-25 Martin Jambor <mjambor@suse.cz>
4763 * c-common.c (c_common_attribute_table): New element for noclone.
4764 (handle_noclone_attribute): New function. Forward-declare.
4765 * tree-inline.c (tree_versionable_function_p): Check for noclone
4767 * doc/extend.texi (Labels as Values): Document need for noclone.
4768 (Function Attributes): Document noclone attribute.
4770 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4772 PR rtl-optimization/34999
4773 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4774 and dw_fde_switched_cold_to_hot fields.
4775 (output_cfi_p): New function.
4776 (output_call_frame_info): If fde->dw_fde_switched_sections,
4777 output 2 FDEs instead of one with corrupted header.
4778 (dwarf2out_do_cfi_startproc): New function.
4779 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
4780 and fde->dw_fde_switched_cold_to_hot.
4781 (dwarf2out_switch_text_section): Compute
4782 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
4783 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
4784 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
4785 Otherwise, compute fde->dw_fde_switch_cfi.
4787 2009-07-24 Cary Coutant <ccoutant@google.com>
4789 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
4791 2009-07-24 Cary Coutant <ccoutant@google.com>
4793 * cfghooks.c (split_block): Copy discriminator to new block.
4794 * tree-cfg.c (assign_discriminator): Check location of last
4795 instruction in block as well as first.
4797 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/linux.c: Use fputs or putc instead of fprintf
4801 * config/i386/gas.h: Ditto.
4802 * config/i386/x86-64.h: Ditto.
4803 * config/i386/att.h: Ditto.
4805 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4807 * expmed.c (emit_store_flag): Use a recursive call to optimize the
4810 2009-07-24 Martin Jambor <mjambor@suse.cz>
4812 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
4813 (ipa_push_func_to_list_1): Declare.
4814 (ipa_push_func_to_list): New function.
4816 * ipa-prop.c (ipa_push_func_to_list_1): New function.
4817 (ipa_init_func_list): Call ipa_push_func_to_list_1.
4818 (ipa_push_func_to_list): Removed.
4819 (ipa_pop_func_from_list): Clear node_enqueued flag.
4821 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4823 * config/s390/s390.c (override_options): Default
4824 max-unrolled-insns to 100 for z10 tuning.
4826 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
4828 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
4829 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
4830 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
4831 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
4832 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
4833 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
4834 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
4836 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4838 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
4839 use default set in mingw32.h header.
4840 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
4841 64-bit /mingw/include path.
4842 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
4845 2009-07-23 Neil Vachharajani <nvachhar@google.com>
4847 PR rtl-optimization/40209
4848 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
4850 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
4852 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
4853 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
4854 with the rest of string where appropriate. Use fputs or putc
4855 instead of fprintf where appropriate.
4857 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
4858 Pat Haugen <pthaugen@us.ibm.com>
4859 Revital Eres <ERES@il.ibm.com>
4861 * config/rs6000/vector.md: New file. Move most of the vector
4862 expander support here from altivec.md to allow for the VSX vector
4863 unit in the future. Add support for secondary_reload patterns.
4864 Rewrite the patterns for vector comparison, and vector comparison
4865 predicate instructions so that the RTL expresses the desired
4866 behavior, instead of using unspec.
4868 * config/rs6000/constraints.md ("f" constraint): Use
4869 rs6000_constraints to hold the precalculated register class.
4870 ("d" constraint): Ditto.
4871 ("wd" constraint): New constraint for VSX.
4872 ("wf" constraint): Ditto.
4873 ("ws" constraint): Ditto.
4874 ("wa" constraint): Ditto.
4875 ("wZ" constraint): Ditto.
4876 ("j" constraint): Ditto.
4878 * config/rs6000/predicates.md (vsx_register_operand): New
4880 (vfloat_operand): New predicate for vector.md.
4881 (vint_operand): Ditto.
4882 (vlogical_operand): Ditto.
4883 (easy_fp_constant): If VSX, 0.0 is an easy constant.
4884 (easy_vector_constant): Add VSX support.
4885 (altivec_indexed_or_indirect_operand): New predicate for
4886 recognizing Altivec style memory references with AND -16.
4888 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
4889 for vector secondary reload support.
4890 (rs6000_vector_reg_class): Delete, replacing it with
4892 (rs6000_vsx_reg_class): Ditto.
4893 (rs6000_constraints): New array to hold the register classes of
4894 each of the register constraints that can vary at runtime.
4895 (builtin_mode_to_type): New static array for builtin function type
4897 (builtin_hash_table): New static hash table for builtin function
4899 (TARGET_SECONDARY_RELOAD): Define target hook.
4900 (TARGET_IRA_COVER_CLASSES): Ditto.
4901 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
4902 registers are 128 bits if VSX memory reference instructions are used.
4903 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
4905 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
4906 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
4907 Print several of the scheduling related parameters.
4908 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
4909 rs6000_constraints instead of rs6000_vector_reg_class. Move
4910 -mdebug=reg code to rs6000_debug_reg_global. Add support for
4911 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
4912 Altivec. Add VSX support. Setup for secondary reload support on
4913 Altivec/VSX registers.
4914 (rs6000_override_options): Make power7 set the scheduling groups
4915 like the power5. Add support for new debug switches to override
4916 the scheduling defaults. Temporarily disable -mcpu=power7 from
4917 setting -mvsx. Add support for debug switches -malways-hint,
4918 -msched-groups, and -malign-branch-targets.
4919 (rs6000_buitlin_conversion): Add support for returning unsigned
4920 vector conversion functions to fix regressions due to stricter
4922 (rs6000_builtin_mul_widen_even): Ditto.
4923 (rs6000_builtin_mul_widen_odd): Ditto.
4924 (rs6000_builtin_vec_perm): Ditto.
4925 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
4926 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
4928 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
4930 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
4931 VSX types for bit operations. Changes to accomidate vector.md.
4932 (bdesc_2arg): Ditto.
4933 (bdesc_1arg): Ditto.
4934 (struct builtin_description_predicates): Rewrite predicate
4935 handling so that RTL describes the operation, instead of passing
4936 the instruction to be used as a string argument.
4937 (bdesc_altivec_preds): Ditto.
4938 (altivec_expand_predicate_builtin): Ditto.
4939 (altivec_expand_builtin): Ditto.
4940 (rs6000_expand_ternop_builtin): Use a switch instead of an if
4941 statement for vsldoi support.
4942 (altivec_expand_ld_builtin): Change to use new names from vector.md.
4943 (altivec_expand_st_builtin): Ditto.
4944 (paired_expand_builtin): Whitespace changes.
4945 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
4946 builtin_mode_to_type table for secondary reload. Call
4947 builtin_function_type to build random builtin functions.
4948 (altivec_init_builtins): Change to use builtin_function_type to
4949 create builtin function types dynamically as we need them.
4950 (builtin_hash_function): New support for hashing the tree types
4951 for builtin function as we need it, rather than trying to build
4952 all of the trees that we need. Add initial preliminary VSX support.
4953 (builtin_function_type): Ditto.
4954 (builtin_function_eq): Ditto.
4955 (builtin_hash_struct): Ditto.
4956 (rs6000_init_builtins): Ditto.
4957 (rs6000_common_init_builtins): Ditto.
4958 (altivec_init_builtins): Ditto.
4959 (rs6000_common_init_builtins): Ditto.
4960 (enum reload_reg_type): New enum for simplifing reg classes.
4961 (rs6000_reload_register_type): Simplify register classes into GPR,
4962 Vector, and other registers. Altivec and VSX addresses in reload.
4963 (rs6000_secondary_reload_inner): Ditto.
4964 (rs6000_ira_cover_classes): New target hook, that returns the
4965 appropriate cover classes, based on -mvsx being used or not.
4966 (rs6000_secondary_reload_class): Add VSX support.
4967 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
4968 (get_vsel_insn): Ditto.
4969 (rs6000_emit_vector_compare): Rewrite vector conditional support
4970 so that where we can, we use RTL operators, instead of blindly use
4972 (rs6000_emit_vector_select): Ditto.
4973 (rs6000_emit_vector_cond_expr): Ditto.
4974 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
4975 (create_TOC_reference): Add -mdebug=addr support.
4976 (emit_frame_save): VSX loads/stores need register indexed addressing.
4978 * config/rs6000/rs6000.md: Include vector.md.
4980 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
4982 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4983 support for V2DI, V2DF in logical, permute, select operations.
4985 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
4986 switch for vsx/power7.
4987 (-mvsx-scalar-memory): Ditto.
4988 (-mvsx-align-128): Ditto.
4989 (-mallow-movmisalign): Ditto.
4990 (-mallow-df-permute): Ditto.
4991 (-msched-groups): Ditto.
4992 (-malways-hint): Ditto.
4993 (-malign-branch-targets): Ditto.
4995 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
4997 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
4998 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
4999 (rs6000_vector_reg_class): Delete.
5000 (rs6000_vsx_reg_class): Ditto.
5001 (enum rs6000_reg_class_enum): New enum for the constraints that
5002 vary based on target switches.
5003 (rs6000_constraints): New array to hold the register class for all
5004 of the register constraints that vary based on the switches used.
5005 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5006 (enum rs6000_builtins): Add unsigned varients for the builtin
5007 declarations returned by target hooks for expanding multiplies,
5008 select, and permute operations. Add VSX builtins.
5009 (enum rs6000_builtin_type_index): Add entries for VSX.
5010 (V2DI_type_node): Ditto.
5011 (V2DF_type_node): Ditto.
5012 (unsigned_V2DI_type_node): Ditto.
5013 (bool_long_type_node): Ditto.
5014 (intDI_type_internal_node): Ditto.
5015 (uintDI_type_internal_node): Ditto.
5016 (double_type_internal_node): Ditto.
5018 * config/rs6000/altivec.md (whole file): Move all expanders to
5019 vector.md from altivec.md. Rename insn matching functions to be
5021 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5022 (altivec_vcmp*): Ditto.
5023 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5024 (VM): New iterator for moves that includes the VSX types.
5025 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5026 (altivec_vperm_<mode>_uns): New, for unsigned types.
5027 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5028 (altivec_eq<mode>): Ditto.
5029 (altivec_gt<mode>): Ditto.
5030 (altivec_gtu<mode>): Ditto.
5031 (altivec_eqv4sf): Ditto.
5032 (altivec_gev4sf): Ditto.
5033 (altivec_gtv4sf): Ditto.
5034 (altivec_vcmpbfp_p): Ditto.
5036 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5038 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5041 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5044 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5045 ASM_SHORT instead of .word.
5046 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5047 instead of .word in asm template.
5049 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5052 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5053 (process_bb_node_lives): Use it.
5055 * ira.c (setup_cover_and_important_classes): Don't setup
5056 ira_important_class_nums. Add cover classes to the end of
5058 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5060 (find_reg_class_closure): Use reorder_important_classes.
5062 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5064 * config/i386/i386.c (i386_ira_cover_classes): New function.
5065 (TARGET_IRA_COVER_CLASSES): Redefine.
5067 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5068 importance of order of cover classes in the array.
5070 2009-07-22 Diego Novillo <dnovillo@google.com>
5072 * tree-pass.h (TDF_EH): Define.
5073 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5074 contains TDF_EH, print the EH region number holding GS.
5075 * tree-dump.c (dump_options): Add "eh".
5076 * doc/invoke.texi: Document it.
5078 2009-07-22 Doug Kwan <dougkwan@google.com>
5080 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5082 2009-07-22 Michael Matz <matz@suse.de>
5084 PR tree-optimization/35229
5085 PR tree-optimization/39300
5087 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5088 (inhibit_phi_insertion): New function.
5089 (insert_into_preds_of_block): Call it for REFERENCEs.
5090 (init_pre): Initialize and finalize scalar evolutions.
5091 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5093 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5096 Use CONST_VECTOR_NUNITS to determine number of elements.
5098 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5100 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5101 (U, W): Constraints are now deprecated and will be removed if we
5103 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5105 ("prefetch"): Add the stcmh instruction for prefetching.
5106 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5108 (s390_short_displacement): Return always true if compiling for
5109 machines not providing the long displacement facility.
5110 (s390_mem_constraint): Support the new constraint letter Z.
5111 (s390_check_qrst_address): New function.
5113 2009-07-21 DJ Delorie <dj@redhat.com>
5115 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5118 2009-07-21 Jason Merrill <jason@redhat.com>
5120 * c-common.c (max_tinst_depth): Increase default to 1024.
5122 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5125 (vec_unpacku_float_lo_v4si): Ditto.
5127 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5130 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5131 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5132 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5133 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5135 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5137 PR tree-optimization/40813
5138 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5141 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5143 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5144 with a NOP_EXPR if needed.
5146 2009-07-21 Paul Brook <paul@codesourcery.com>
5148 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5149 Terminate debug dump with newline.
5151 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5153 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5154 Cast "1" to unsigned HOST_WIDE_INT.
5155 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5156 deposit length to the maximum length - lsb. Extend length if
5157 HOST_BITS_PER_WIDE_INT is 32.
5159 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5161 * cgraph.h (constant_pool_htab): New function.
5162 (constant_descriptor_tree): Move from varasm.c.
5163 * varasm.c (constant_pool_htab): New function.
5164 (constant_descriptor_tree): Move to cgraph.h.
5166 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5168 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5170 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5172 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5175 2009-07-20 Xinliang David Li <davidxl@google.com>
5177 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5179 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5181 * config/mips/mips.md (move_type): Add arith.
5182 (type): Handle arith.
5183 (zero_extendsidi2): Rename this into ...
5184 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5185 (zero_extendsidi2): New expander.
5186 (*zero_extendsidi2_dext): New pattern.
5188 2009-07-20 Nick Clifton <nickc@redhat.com>
5190 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5191 to set MIPS_ABI_DEFAULT.
5192 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5194 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5196 * tree-object-size.c (addr_object_size): Handle unions with
5197 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5199 PR tree-optimization/40792
5200 * tree.c (build_function_type_skip_args): Remove bogus assert.
5202 2009-07-20 Jan Hubicka <jh@suse.cz>
5203 Martin Jambor <mjambor@suse.cz>
5205 * cgraph.h (combined_args_to_skip): New field.
5206 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5207 combined_args_to_skip and args_to_skip.
5208 * tree-inline.c (update_clone_info): New function.
5209 (tree_function_versioning): Call update_clone_info.
5210 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5212 (cgraph_materialize_all_clones): More extensive dumping, working
5213 with combined_args_to_skip rather than args_to_skip.
5215 2009-07-20 Ira Rosen <irar@il.ibm.com>
5217 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5218 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5219 (get_initial_def_for_reduction): Likewise.
5220 (vectorizable_reduction): Skip the check of first operand in case
5221 of COND_EXPR. Add check that it is outer loop vectorization if
5222 nested cycle was detected. Call vectorizable_condition() for
5223 COND_EXPR. If reduction epilogue cannot be created do not fail for
5224 nested cycles (if it is not double reduction). Assert that there
5225 is only one type in the loop in case of COND_EXPR. Call
5226 vectorizable_condition() to vectorize COND_EXPR.
5227 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5228 Add parameters. Allow nested cycles if called from
5229 vectorizable_reduction(). Use reduction vector variable if provided.
5230 (vect_analyze_stmt): Call vectorizable_reduction() before
5231 vectorizable_condition().
5232 (vect_transform_stmt): Update call to vectorizable_condition().
5234 2009-07-20 Christian Bruel <christian.bruel@st.com>
5236 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5237 * doc/invoke.texi (-mfmovd): Likewise.
5238 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5240 2009-07-20 Jan Hubicka <jh@suse.cz>
5242 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5243 when handling SSA name.
5245 2009-07-19 Jan Hubicka <jh@suse.cz>
5247 PR tree-optimization/40676
5248 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5249 virtual PHIs in empty BBs.
5251 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5253 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5254 re-expanded the compound use gen_lowpart instead to convert to the
5257 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5259 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5260 OUTER_CONST arguments.
5261 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5262 the new wider mode will be masked off.
5263 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5265 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5267 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5268 high-order bits are zero.
5270 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5272 * combine.c (simplify_shift_const_1): Split code to determine
5274 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5275 new bits shifted in are identical to the old sign bit.
5277 2009-07-18 Richard Guenther <rguenther@suse.de>
5280 * gimplify.c (gimplify_call_expr): Reject code using results from
5281 functions returning void.
5283 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5285 * doc/md.texi: Document the new PowerPC "es" constraint.
5286 Document that "m" can include automodified addresses on this target,
5287 and explain how %U must be used. Extend the "Q" and "Z" documentation
5288 to suggest "es" as well as "m".
5289 * config/rs6000/constraints.md (es): New memory constraint.
5290 (Q, Z): Update strings to match new documentation.
5292 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5294 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5295 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5296 * config/rs6000/predicates.md (volatile_mem_operand): Use
5297 offsettable_nonstrict_memref_p.
5298 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5299 (*floatunssidf2_internal): Likewise.
5300 (*fix_truncdfsi2_internal): Likewise.
5301 (*fix_trunctfsi2_internal): Likewise.
5303 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5305 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5307 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5309 2009-07-17 Richard Guenther <rguenther@suse.de>
5312 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5313 (pass_warn_unused_result): Likewise.
5314 (TODO_set_props): Remove.
5315 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5317 (pass_diagnose_omp_blocks): Define.
5318 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5319 (c_gimple_diagnostics_recursively): Remove.
5320 (finish_function): Do not call it.
5321 (c_write_global_declarations): Continue after errors.
5322 Finalize the CU here.
5323 * c-gimplify.c (c_genericize): Do not gimplify here.
5324 * c-common.c (c_warn_unused_result): Move ...
5325 * tree-cfg.c (do_warn_unused_result): ... here.
5326 (run_warn_unused_result): New function.
5327 (gate_warn_unused_result): New function.
5328 (pass_warn_unused_result): New pass.
5329 * c-common.h (c_warn_unused_result): Remove.
5330 * flags.h (flag_warn_unused_result): Declare.
5331 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5332 * opts.c (flag_warn_unused_result): Initialize to false.
5333 * toplev.c (compile_file): Add comment.
5334 * omp-low.c (create_omp_child_function): Do not register
5335 the function with the frontend.
5336 (diagnose_omp_structured_block_errors): Prepare to be
5337 called as optimization pass.
5338 (gate_diagnose_omp_blocks): New function.
5339 (pass_diagnose_omp_blocks): New pass.
5340 * cgraph.h (cgraph_optimize): Remove.
5341 (cgraph_analyze_function): Likewise.
5342 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5343 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5344 before their parents here.
5345 (cgraph_finalize_function): Not here.
5346 (cgraph_analyze_function): Gimplify functions here.
5347 (cgraph_finalize_compilation_unit): Continue after errors.
5348 Optimize the callgraph from here.
5349 (cgraph_optimize): Make static.
5350 * langhooks.c (write_global_declarations): Finalize the CU.
5351 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5352 (gimplify_function_tree): Assert we gimplify only once.
5353 Set PROP_gimple_any property.
5354 * tree-nested.c (gimplify_all_functions): New function.
5355 (lower_nested_functions): Gimplify all nested functions.
5356 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5357 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5358 and pass_diagnose_omp_blocks after gimplification. Do not
5359 set TODO_set_props on all_lowering_passes.
5360 (execute_one_pass): Do not handle TODO_set_props.
5361 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5362 (gimplify.o): Add tree-pass.h dependency.
5363 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5364 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5365 (unsave_r): Likewise.
5366 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5369 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5371 * doc/service.texi (Service): Restore previously removed link,
5372 which isn't broken after all.
5374 2009-07-17 Richard Guenther <rguenther@suse.de>
5376 PR tree-optimization/40321
5377 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5378 PHI nodes to the maximal set.
5379 (make_values_for_phi): Add PHI arguments to the maximal set.
5380 (execute_pre): Dump PHI_GEN and the maximal set.
5382 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5385 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5388 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5390 * doc/extend.texi (Nested Functions): Replace broken link with
5392 * doc/service.texi (Service): Remove broken link.
5394 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5397 * builtins.c (expand_builtin_memcmp): Use loc instead of
5398 EXPR_LOCATION (exp).
5399 (expand_builtin_strncmp): Likewise.
5401 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5402 Manuel López-Ibáñez <manu@gcc.gnu.org>
5405 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5406 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5407 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5408 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5409 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5410 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5411 tree-inline.c, c-common.c, c-common.h, gimple.c,
5412 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5413 convert.c: Add location argument to fold_{unary,binary,ternary},
5414 fold_build[123], build_call_expr, build_size_arg,
5415 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5416 fold_build1_initializer, fold_build2_initializer,
5417 fold_build3_initializer, fold_build_call_array,
5418 fold_build_call_array_initializer, fold_single_bit_test,
5419 omit_one_operand, omit_two_operands, invert_truthvalue,
5420 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5421 combine_comparisons, fold_builtin_*, fold_call_expr,
5422 build_range_check, maybe_fold_offset_to_address, round_up,
5425 2009-07-16 Jason Merrill <jason@redhat.com>
5428 * c-common.c (c_common_reswords): Add __is_standard_layout
5430 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5431 * doc/implement-cxx.texi: New.
5432 * doc/gcc.texi: Include it.
5434 2009-07-16 DJ Delorie <dj@redhat.com>
5436 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5437 compares that may be indirectly affected by previous instructions.
5439 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5441 * builtins.c (do_mpc_arg2): New.
5442 (fold_builtin_2): Fold builtin cpow.
5443 * real.h (HAVE_mpc_pow): New.
5445 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5447 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5448 comparison to skip unprofitable schedule
5450 2009-07-16 Simon Baldwin <simonb@google.com>
5452 * gcc.c (option_map): New flag -no-canonical-prefixes.
5453 * (display_help): Print help text for new flag.
5454 * (process_command): Move options translation and language specifics
5455 and handle new flag early. Use it to set a function pointer to a
5456 prefix builder. Replace make_relative_prefix calls with calls to
5457 the function pointed to. Ignore new flag in regular options handling.
5458 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5460 2009-07-15 DJ Delorie <dj@redhat.com>
5462 * config/mep/mep.md (sibcall_internal): Change register to avoid
5464 (sibcall_value_internal): Likewise.
5466 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5468 PR rtl-optimization/40710
5469 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5471 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5473 * config/mips/mips.md (*extenddi_truncate<mode>,
5474 *extendsi_truncate<mode>): Change type attribute to move_type
5475 with shift_shift. Split out code handling exts from here ...
5476 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5478 (*extendhi_truncateqi): Change type attribute to move_type with
5479 shift_shift. Split out code handling exts from here ...
5480 (*extendhi_truncateqi_exts): ... to this new pattern.
5482 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5484 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5485 instead of "and" with inverted sign bit mask value. Use
5486 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5487 Allocate registers only for operand 4 and operand 5.
5489 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5492 * fold-const.c (fold_cond_expr_with_comparison): When folding
5493 < and <= to MIN, make sure the MIN uses the same type as the
5494 comparison's operands.
5496 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5498 * arm.md (ior_xor): New code iterator.
5499 (split for ior/xor with shift and zero-extend): New split pattern.
5500 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5502 2009-07-15 Richard Guenther <rguenther@suse.de>
5504 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5507 2009-07-15 Richard Guenther <rguenther@suse.de>
5510 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5512 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5514 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5515 handle 2.6.30 kernel.
5517 2009-07-15 DJ Delorie <dj@redhat.com>
5519 * config/mep/mep.md (sibcall_internal): Change register to allow
5520 for 24-bit addresses.
5521 (sibcall_value_internal): Likewise.
5523 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5525 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5526 that are enabled/disabled by the flags introduced by a previous patch.
5528 2009-07-14 DJ Delorie <dj@redhat.com>
5530 * config/mep/mep.md (sibcall_internal): Include non-toggling
5532 (sibcall_value_internal): Likewise.
5534 2009-07-14 Taras Glek <tglek@mozilla.com>
5535 Rafael Espindola <espindola@google.com>
5537 * doc/sourcebuild.texi: Document install-plugin target.
5538 * configure.ac: Added install-plugin target to language makefiles.
5539 * configure: Regenerate.
5540 * Makefile.in: (install-plugin): Install more headers,
5541 depend on lang.install-plugin.
5543 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5545 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5548 2009-07-14 DJ Delorie <dj@redhat.com>
5550 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5551 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5552 * config/mep/mep.md (sibcall_internal): Change test from
5553 mep_vliw_mode_match to mep_vliw_jmp_match.
5554 (sibcall_value_internal): Likewise.
5556 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/sse.md (copysign<mode>3): New expander.
5559 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5560 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5561 Use ix86_build_const_vector.
5562 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5563 IX86_BUILTIN_CPYSGNPD.
5564 (builtin_description): Add __builtin_ia32_copysignps and
5565 __builtin_ia32_copysignpd.
5566 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5567 and BUILT_IN_COPYSIGNF.
5569 2009-07-13 Jason Merrill <jason@redhat.com>
5571 * builtins.c (can_trust_pointer_alignment): New fn.
5572 (get_pointer_alignment): Factor it out from here.
5573 * tree.h: Declare it.
5575 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5577 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5580 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5584 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5586 2009-07-14 Richard Guenther <rguenther@suse.de>
5587 Andrey Belevantsev <abel@ispras.ru>
5590 * cfgexpand.c (partition_stack_vars): Do not bother to update
5591 alias information when not optimizing.
5593 2009-07-14 Richard Guenther <rguenther@suse.de>
5594 Andrey Belevantsev <abel@ispras.ru>
5596 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5597 (pt_solution_set): Likewise.
5598 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5599 * tree-ssa-structalias.c (pt_solution_set): New function.
5600 * final.c (rest_of_clean_state): Free SSA data structures.
5601 * print-rtl.c (print_decl_name): Remove.
5602 (print_mem_expr): Implement in terms of print_generic_expr.
5603 * alias.c (ao_ref_from_mem): New function.
5604 (rtx_refs_may_alias_p): Likewise.
5605 (true_dependence): Query alias-export info.
5606 (canon_true_dependence): Likewise.
5607 (write_dependence_p): Likewise.
5608 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5610 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5611 (mem_expr_equal_p): Use operand_equal_p.
5612 (set_mem_attributes_minus_bitpos): Do not use
5613 component_ref_for_mem_expr.
5614 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5615 (update_alias_info_with_stack_vars): Likewise.
5616 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5617 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5618 explicitly nor clear stmt operands.
5619 Free the decl-to-pointer map.
5620 * tree-optimize.c (execute_free_datastructures): Do not free
5621 SSA data structures here.
5622 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5623 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5624 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5626 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5628 2009-07-13 DJ Delorie <dj@redhat.com>
5630 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5631 unrolling at the right iteration count.
5633 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5636 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5638 * haifa-sched.c (rank_for_schedule): Introduced flags to
5639 enable/disable individual scheduling heuristics.
5640 * common.opt: Introduced flags to enable/disable individual
5641 heuristics in the scheduler.
5642 * doc/invoke.texi: Introduced flags to enable/disable individual
5643 heuristics in the scheduler.
5645 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5647 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5648 config/i386/mingw-tls.c.
5649 * config/i386/mingw-tls.c: Removed.
5651 2009-07-13 Ira Rosen <irar@il.ibm.com>
5653 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5654 checks access only relevant statements.
5655 (vectorizable_reduction): Likewise.
5657 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5659 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5660 just for 32-bit case.
5662 2009-07-12 Jan Hubicka <jh@suse.cz>
5664 PR tree-optimization/40585
5665 * except.c (expand_resx_expr): When there already is resume
5666 instruction, produce linked list.
5667 (build_post_landing_pads): Assert that resume is empty.
5668 (connect_post_landing_pads): Handle resume lists.
5669 (dump_eh_tree): Dump resume list.
5671 2009-07-12 Ira Rosen <irar@il.ibm.com>
5673 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5674 with additional argument.
5675 * tree-vectorizer.h (enum vect_def_type): Add
5676 vect_double_reduction_def.
5677 (vect_is_simple_reduction): Add argument.
5678 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5680 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5681 vect_is_simple_reduction with additional argument.
5682 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5684 (reduction_code_for_scalar_code): Handle additional codes by
5685 returning ERROR_MARK for them. Fix comment and indentation.
5686 (vect_is_simple_reduction): Fix comment, add argument to specify
5687 double reduction. Detect double reduction.
5688 (get_initial_def_for_induction): Fix indentation.
5689 (get_initial_def_for_reduction): Fix comment and indentation.
5690 Handle double reduction. Create initial definitions that do not
5691 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5692 (vect_create_epilog_for_reduction): Fix comment, add argument to
5693 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5694 epilogue result extraction. Create double reduction phi node and
5695 replace relevant uses.
5696 (vectorizable_reduction): Call vect_is_simple_reduction with
5697 additional argument. Fix indentation. Update epilogue code treatment
5698 according to the changes in reduction_code_for_scalar_code. Check
5699 for double reduction. Call vect_create_epilog_for_reduction with
5700 additional argument.
5701 * tree-vect-stmts.c (process_use): Handle double reduction, update
5703 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5704 (vect_get_vec_def_for_operand): Likewise.
5706 2009-07-12 Danny Smith <dansmister@gmail.com>
5708 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5709 dllexport if !TREE_PUBLIC.
5710 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5712 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5714 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5715 (avr_extra_arch_macro) Remove declatation.
5716 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5717 (avr_extra_arch_macro) Declare as static.
5718 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5720 2009-07-11 Jan Hubicka <jh@suse.cz>
5723 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5725 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5728 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5729 cold_in_std_section bits.
5730 (dwarf2out_begin_prologue): Initialize them.
5731 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5732 if already covered by text_section or cold_text_section range.
5734 PR rtl-optimization/40667
5735 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5736 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5737 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5738 * config/i386/i386.c (ix86_minimum_alignment): New function.
5739 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5740 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5741 * emit-rtl.c (gen_reg_rtx): Likewise.
5742 * function.c (assign_parms): Likewise. If nominal_type needs
5743 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5744 rather than passed_type's alignment.
5747 * function.c (assign_parm_setup_stack): Adjust
5748 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5749 from nominal_mode on big endian.
5751 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5753 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5755 2009-07-10 DJ Delorie <dj@redhat.com>
5757 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5759 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5761 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5763 (thumb2_cbnz): Likewise.
5765 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5768 * config.gcc (supported_defaults): Add synci.
5769 (with_synci): Add validation.
5770 (all_defaults): Add synci.
5771 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5774 * config/mips/mips.opt (msynci): New option.
5775 * config/mips/mips.c (mips_override_options): Warn on use of
5776 -msynci for targets that do now support it.
5777 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5779 * gcc/doc/invoke.texi (-msynci): Document the new option.
5780 * doc/install.texi (--with-synci): Document the new option.
5782 2009-07-10 Richard Guenther <rguenther@suse.de>
5784 PR tree-optimization/40496
5785 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
5786 the PHI result with a compatible type.
5788 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
5792 * c.opt (Wunused-result): New.
5793 * doc/invoke.texi: Document it.
5794 * c-common.c (c_warn_unused_result): Use it.
5796 2009-07-09 DJ Delorie <dj@redhat.com>
5798 * targhooks.c (default_target_can_inline_p): Rename from
5799 default_target_option_can_inline_p.
5800 * targhooks.h (default_target_can_inline_p): Likewise.
5801 * target-def.h (TARGET_CAN_INLINE_P): Rename from
5802 TARGET_OPTION_CAN_INLINE_P.
5803 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
5804 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
5805 (mep_target_can_inline_p): Rename from
5806 mep_target_option_can_inline_p.
5809 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
5810 registers used to pass vectors.
5812 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
5814 2009-07-09 Tom Tromey <tromey@redhat.com>
5816 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
5817 * config/mmix/mmix.c: Include dwarf2.h.
5818 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
5819 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
5820 * config/sh/sh.c: Include dwarf2.h.
5821 * config/i386/i386.c: Include dwarf2.h.
5822 * Makefile.in (DWARF2_H): Remove 'elf'.
5823 * except.c: Include dwarf2.h.
5824 * unwind-dw2.c: Include dwarf2.h.
5825 * dwarf2out.c: Include dwarf2.h.
5826 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
5827 * unwind-dw2-fde.c: Include dwarf2.h.
5828 * dwarf2asm.c: Include dwarf2.h.
5830 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5832 * haifa-sched.c (insn_finishes_cycle_p): New static function.
5833 (max_issue): Use it.
5834 * sched-int.h (struct sched_info: insn_finishes_block_p): New
5836 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
5837 (region_sched_info): Update.
5838 * sched-ebb.c (ebb_sched_info): Update.
5839 * modulo-sched.c (sms_sched_info): Update.
5840 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
5842 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5844 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
5846 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
5848 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
5850 2009-07-09 Jakub Jelinek <jakub@redhat.com>
5853 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5854 arg1 with arg01 if arg1 is already INTEGER_CST.
5856 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5858 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
5859 Transform (and (truncate)) into (truncate (and)).
5861 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
5863 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
5864 creating LHS paradoxical subregs. Fix surrounding returns to
5865 use NULL_RTX rather than 0.
5867 2009-07-08 DJ Delorie <dj@redhat.com>
5869 * config/mep/mep.c: (mep_option_can_inline_p): New.
5870 (TARGET_OPTION_CAN_INLINE_P): Define.
5872 2009-07-08 Mark Wielaard <mjw@redhat.com>
5875 * dwarf2out.c (add_data_member_location_attribute): When we have
5876 only a constant offset don't emit a new location description using
5877 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
5880 2009-07-08 Richard Henderson <rth@redhat.com>
5883 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
5884 (enum reg_class): Add CLOBBERED_REGS.
5885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
5886 * config/i386/i386.c (ix86_conditional_register_usage): Moved
5887 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
5888 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
5889 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
5890 force 64-bit sibcalls into R11.
5891 * config/i386/constraints.md (U): New constraint.
5892 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5893 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
5894 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
5896 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
5898 * basic-block.h (dump_regset, debug_regset): Remove duplicate
5900 * c-objc-common.h (c_initialize_diagnostics): Ditto.
5901 * ebitmap.h (dump_ebitmap): Ditto.
5902 * optabs.h (optab_libfunc): Ditto.
5903 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
5904 * tree-flow.h (vect_can_force_dr_alignment_p,
5905 get_vectype_for_scalar_type): Ditto.
5906 (vectorize_loops): Move prototype to ...
5907 * tree-vectorizer.h: ... here. Also, adjust comment.
5908 (vect_set_verbosity_level): Remove duplicate prototype.
5909 * tree-ssa-loop.c: Include tree-vectorizer.h.
5910 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
5912 2009-07-08 Nick Clifton <nickc@redhat.com>
5914 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
5917 2009-07-08 DJ Delorie <dj@redhat.com>
5919 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
5920 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
5921 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
5923 * config/mep/intrinsics.md: Regenerated.
5924 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
5925 registers when asm() or calls are detected.
5927 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5930 * gimplify.c (gimplify_expr): Propagate no_warning flag when
5932 * gimple (gimple_build_call_from_tree): Likewise.
5933 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
5934 no_warning flag before warning.
5936 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5938 * tree.c (set_expr_locus): Remove.
5939 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
5940 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
5942 * gimplify.c (internal_get_tmp_var): Likewise.
5943 (gimplify_call_expr): Likewise.
5944 (gimplify_one_sizepos): Likewise.
5946 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
5949 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
5950 to variables for debugging purposes.
5952 2009-06-23 Mark Loeser <mark@halcy0n.com>
5955 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
5957 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5959 * pretty-print.c (pp_base_format): Remove %J.
5960 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5961 gcc_cxxdiag_char_table): Likewise.
5962 (init_dynamic_diag_info): Likewise.
5964 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
5966 * pretty-print.c (pp_base_format): Remove %H.
5967 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5968 gcc_cxxdiag_char_table): Likewise.
5969 (init_dynamic_diag_info): Likewise.
5970 * config/mep/mep.c (mep_select_section): Likewise.
5972 2009-07-07 Duncan Sands <baldrick@free.fr>
5974 * final.c (pass_clean_state): Give the pass a name.
5975 * passes.c (pass_rest_of_compilation): Likewise.
5976 * tree-optimize.c (pass_all_optimizations): Likewise.
5978 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
5980 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
5981 an extra 'decl' for error_at.
5983 2009-07-07 Jakub Jelinek <jakub@redhat.com>
5986 * tree-tailcall.c (adjust_return_value_with_ops,
5987 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
5988 if it has complex or vector type.
5990 2009-07-07 Olivier Hainque <hainque@adacore.com>
5992 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
5995 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
5997 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
5999 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6001 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6002 * c-decl.c: Likewise.
6003 * function.c: Likewise.
6004 * varasm.c: Likewise.
6005 * tree-ssa.c: Likewise.
6006 * c-common.c: Likewise.
6007 * tree-cfg.c: Likewise.
6008 * config/spu/spu.c: Likewise.
6009 * config/ia64/ia64.c: Likewise.
6010 * config/v850/v850.c: Likewise.
6012 2009-07-06 DJ Delorie <dj@redhat.com>
6014 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6015 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6016 unspecified accesses to control registers.
6017 * config/mep/intrinsics.md: Regenerate.
6018 * config/mep/intrinsics.h: Regenerate.
6019 * config/mep/mep-intrin.h: Regenerate.
6021 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6023 * c-lex.c: Replace %H by an explicit location. Update all calls.
6024 * c-common.c: Likewise.
6025 * c-decl.c: Likewise.
6026 * c-typeck.c: Likewise.
6027 * fold-const.c: Likewise.
6028 * gimplify.c: Likewise.
6030 * tree-cfg.c: Likewise.
6031 * tree-ssa-loop-niter.c: Likewise.
6032 * tree-vrp.c: Likewise.
6033 * value-prof.c: Likewise.
6035 2009-07-06 Diego Novillo <dnovillo@google.com>
6037 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6038 if it has one. Handle cases where VAR does not have an
6039 annotation or cfun is NULL.
6041 2009-07-06 Diego Novillo <dnovillo@google.com>
6043 * tree.c: Include debug.h.
6044 (initialize_tree_contains_struct): New.
6045 (init_ttree): Call it.
6046 (tree_node_structure_for_code): Factor out of ...
6047 (tree_node_structure): ... here.
6048 * treestruct.def (TS_PHI_NODE): Remove.
6049 (TS_GIMPLE_STATEMENT): Remove.
6051 2009-07-06 Diego Novillo <dnovillo@google.com>
6053 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6054 (debug_tree_chain): Handle cycles.
6056 2009-07-06 Nick Clifton <nickc@redhat.com>
6057 DJ Delorie <dj@redhat.com>
6059 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6060 __FMOVD_ENABLED__ is defined.
6062 (TARGET_FMOVD): Provide a default definition.
6063 (MASK_FMOVD): Likewise.
6064 (TARGET_CPU_CPP_BUILTINS): Define
6065 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6066 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6067 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6068 (split for DF load from memory into register): Also handle
6069 MEMs which consist of REG+DISP addressing.
6070 (split for DF store from register to memory): Likewise.
6071 (movsf_ie): Always use single fp_mode.
6072 * config/sh/sh.c (sh_override_options): Do not automatically
6073 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6074 that to the -mfmovd command line switch.
6075 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6076 (fldi_ok): Always allow.
6077 * config/sh/sh.opt (mfmovd): Remove this switch.
6078 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6080 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6081 Kaz Kojima <kkojima@gcc.gnu.org>
6083 PR rtl-optimization/30807
6084 * postreload.c (reload_combine): For every new use of REG_SUM,
6085 record the use of BASE.
6087 2009-07-06 Jan Hubicka <jh@suse.cz>
6089 * params.def: Revert my accidental commit at 2009-06-30.
6091 2009-07-04 Ian Lance Taylor <iant@google.com>
6094 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6096 (mingw_format_attribute_overrides): Likewise.
6098 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6101 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6102 don't check cfa.reg. Instead of cfa.indirect use
6103 fde && fde->drap_reg != INVALID_REGNUM test.
6105 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6107 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6109 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6112 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6114 2009-07-03 Richard Guenther <rguenther@suse.de>
6116 PR tree-optimization/40640
6117 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6120 2009-07-03 Jan Hubicka <jh@suse.cz>
6122 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6123 for size, reduce amount of inlining.
6125 2009-07-03 Richard Guenther <rguenther@suse.de>
6128 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6129 if t +- x is known to not overflow and the conversion widens the
6131 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6133 2009-07-03 Jan Hubicka <jh@suse.cz>
6135 * ipa-pure-const.c (analyze): Update loop optimizer init.
6136 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6137 try_remove_empty_loop, remove_empty_loops): Remove.
6138 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6139 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6140 to mark regular loops as neccesary.
6141 (degenerate_phi_p): New function.
6142 (propagate_necessity, remove_dead_phis): Use it.
6143 (forward_edge_to_pdom): Likewise.
6144 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6145 virtual PHI nodes that became unreachable.
6146 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6147 * tree-flow.h (remove_empty_loops): Remove.
6148 * passes.c (init_optimization_passes): Remove.
6150 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6152 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6153 can_create_pseudo_p.
6154 (*fix_trunc<mode>_i387_1): Ditto.
6155 (*floathi<mode>2_1): Ditto.
6156 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6157 (*fistdi2_1): Ditto.
6158 (*fist<mode>2_1): Ditto.
6159 (frndintxf2_floor): Ditto.
6160 (*fist<mode>2_floor_1): Ditto.
6161 (frndintxf2_ceil): Ditto.
6162 (*fist<mode>2_ceil_1): Ditto.
6163 (frndintxf2_trunc): Ditto.
6164 (frndintxf2_mask_pm): Ditto.
6165 (fxam<mode>2_i387_with_temp): Ditto.
6166 * config/i386/sse.md (mulv16qi3): Ditto.
6167 (*sse2_mulv4si3): Ditto.
6169 (sse4_2_pcmpestr): Ditto.
6170 (sse4_2_pcmpistr): Ditto.
6172 2009-07-03 Jan Hubicka <jh@suse.cz>
6174 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6175 (mark_stmt_necessary): Set it.
6176 (mark_operand_necessary): Set it.
6177 (mark_control_dependent_edges_necessary): Set it.
6178 (mark_virtual_phi_result_for_renaming): New function.
6179 (get_live_post_dom): New function.
6180 (forward_edge_to_pdom): New function.
6181 (remove_dead_stmt): Fix handling of control dependences.
6182 (tree_dce_init): Init new bitmap.
6183 (tree_dce_done): Free it.
6185 2009-07-02 Richard Guenther <rguenther@suse.de>
6188 * tree-ssa-structalias.c (new_var_info): Initialize
6191 2009-07-02 Jan Hubicka <jh@suse.cz>
6193 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6196 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6198 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6199 instead of recomputing it. Adjust calls.
6200 (emit_store_flag): Adjust recursive calls.
6202 2009-07-02 Richard Guenther <rguenther@suse.de>
6204 * tree-ssa-live.c (remove_unused_locals): Do not remove
6206 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6207 of DECL_EXTERNAL for HEAP variables.
6208 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6209 HEAP variables. Do not adjust RESTRICT vars.
6210 (find_what_var_points_to): Nobody cares if something
6213 2009-07-02 Ben Elliston <bje@au.ibm.com>
6215 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6216 pc_low and pc_high declarations to the top of the function.
6218 2009-07-01 DJ Delorie <dj@redhat.com>
6220 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6222 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6223 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6224 unspecified accesses to control registers.
6225 * config/mep/intrinsics.md: Regenerate.
6226 * config/mep/intrinsics.h: Regenerate.
6227 * config/mep/mep-intrin.h: Regenerate.
6229 2009-07-01 Anthony Green <green@moxielogic.com>
6231 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6232 instruction when possible.
6233 (moxie_expand_prologue): Ditto. Also, save an instruction and
6234 some complexity by popping off of $r12 instead of $sp.
6235 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6238 2009-07-01 Richard Henderson <rth@redhat.com>
6241 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6242 contained no insns, reposition note before last insn.
6244 2009-07-01 Richard Henderson <rth@redhat.com>
6247 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6248 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6250 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6253 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6254 darwin9 for printing reg addresses with %y.
6256 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6258 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6259 truncation from operands in binary operations.
6261 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6264 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6265 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6266 subreg of op0 to the original op0.
6268 * expmed.c (store_bit_field_1): Use a temporary as the destination
6269 instead of a paradoxical subreg when we need to truncate the result.
6271 2009-07-01 DJ Delorie <dj@redhat.com>
6273 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6274 names to VLIW variants.
6275 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6276 * config/mep/intrinsics.md: Regenerate.
6277 * config/mep/intrinsics.h: Regenerate.
6278 * config/mep/mep-intrin.h: Regenerate.
6280 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6283 * jump.c (returnjump_p): Revert last patch.
6284 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6286 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6289 * pa.md (casesi32p): Use jump table label to determine the offset
6291 (casesi64p): Likewise.
6293 * pa.c (forward_branch_p): Return bool type. Use instruction
6294 addresses when available. Assert that INSN has a jump label.
6295 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6298 2009-07-01 Richard Guenther <rguenther@suse.de>
6300 PR tree-optimization/19831
6301 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6302 that only act as barriers do not make any previous stores necessary.
6303 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6304 HEAP variables global, do not add a constraint from nonlocal.
6305 (find_func_aliases): Handle escapes through return statements.
6306 (compute_points_to_sets): Make escaped HEAP variables global.
6308 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6311 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6312 after reducing a DImode cstore to SImode.
6314 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6316 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6317 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6319 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6321 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6322 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6324 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6325 and umod_optab if TARGET_BSD_DIVMOD.
6326 * config/vax/lib1funcs.asm: New file.
6327 * config/vax/t-linux: New file.
6328 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6330 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6333 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6334 to type arguments that have void type.
6337 * dwarf2out.c (gen_formal_parameter_die): Call
6338 equate_decl_number_to_die if node is different from origin.
6340 2009-06-30 Anthony Green <green@moxielogic.com>
6342 Clean up moxie port for --enable-build-with-cxx.
6343 * config/moxie/moxie.c (moxie_function_value): First two
6344 parameters are const_tree, not tree.
6345 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6346 (REG_CLASS_NAMES): Ditto.
6347 (REGNO_REG_CLASS): Ditto.
6348 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6349 (moxie_function_value): Fix constyness of arguments.
6351 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6353 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6354 finalize_size_functions before further processing.
6355 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6356 (variable_size): Call self_referential_size on size expressions
6357 that contain a PLACEHOLDER_EXPR.
6358 (size_functions): New static variable.
6359 (copy_self_referential_tree_r): New static function.
6360 (self_referential_size): Likewise.
6361 (finalize_size_functions): New global function.
6362 * tree.c: Include tree-inline.h.
6363 (push_without_duplicates): New static function.
6364 (find_placeholder_in_expr): New global function.
6365 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6367 <tcc_expression>: Likewise.
6368 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6369 the call in the expression.
6370 * tree.h (finalize_size_functions): Declare.
6371 (find_placeholder_in_expr): Likewise.
6372 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6373 (substitute_placeholder_in_expr): Update comment.
6374 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6376 (copy_tree_body_r): Likewise.
6377 (copy_tree_body): New static function.
6378 (maybe_inline_call_in_expr): New global function.
6379 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6380 (maybe_inline_call_in_expr): Declare.
6381 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6382 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6385 2009-06-30 Richard Guenther <rguenther@suse.de>
6387 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6389 (propagate_necessity): Do not mark reaching defs of stores
6392 2009-06-30 Jan Hubicka <jh@suse.cz>
6394 * cfgloopanal.c (check_irred): Move into ...
6395 (mark_irreducible_loops): ... here; return true if ireducible
6397 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6398 (analyze_function): Try to prove loop finiteness.
6399 * cfgloop.h (mark_irreducible_loops): Update prototype.
6400 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6402 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6404 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6406 2009-06-30 Ira Rosen <irar@il.ibm.com>
6408 PR tree-optimization/40542
6409 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6412 2009-06-30 Martin Jambor <mjambor@suse.cz>
6414 PR tree-optimization/40582
6415 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6416 than useless_type_conversion_p.
6417 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6420 2009-06-30 Martin Jambor <mjambor@suse.cz>
6423 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6425 2009-06-30 Richard Guenther <rguenther@suse.de>
6427 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6428 use ao_ref references.
6429 (walk_aliased_vdefs): Likewise.
6430 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6431 * tree-ssa-dce.c (struct ref_data): Remove.
6432 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6433 (mark_aliased_reaching_defs_necessary): Adjust.
6434 (mark_all_reaching_defs_necessary_1): Likewise.
6436 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6439 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6440 (emit_store_flag_1): Extract from emit_store_flag, adjust
6441 calls to (what now is) emit_cstore.
6442 (emit_store_flag): Call emit_store_flag_1 and also use it
6443 for what used to be recursive calls.
6445 2009-06-30 Wei Guozhi <carrot@google.com>
6448 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6449 if the target bb post dominates from bb.
6450 * config/i386/i386.c (memory_address_length): Check existence of base
6451 register before using it.
6453 2009-06-30 Nick Clifton <nickc@redhat.com>
6454 DJ Delorie <dj@redhat.com>
6456 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6457 __FMOVD_ENABLED__ is defined.
6459 (TARGET_FMOVD): Provide a default definition.
6460 (MASK_FMOVD): Likewise.
6461 (TARGET_CPU_CPP_BUILTINS): Define
6462 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6463 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6464 two fmov instructions depending upon whether TARGET_FMOVD is
6466 (split for DF load from memory into register): Also handle
6467 MEMs which consist of REG+DISP addressing.
6468 (split for DF store from register to memory): Likewise.
6469 * config/sh/sh.opt (mfmovd): Remove this switch.
6470 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6471 * config/sh/sh.c (sh_override_options): Do not automatically
6472 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6473 that to the -mfmovd command line switch.
6475 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6477 (fldi_ok): Always allow.
6478 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6480 2009-06-29 DJ Delorie <dj@redhat.com>
6482 * doc/install.texi (mep-x-elf): Correct chip's full name.
6484 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6486 * doc/extend.texi: Fix typo.
6488 2009-06-29 Tom Tromey <tromey@redhat.com>
6491 * Makefile.in (DWARF2_H): New variable.
6493 (dwarf2out.o): Likewise.
6494 (dwarf2asm.o): Likewise.
6495 * config/i386/t-i386: Use DWARF2_H.
6496 * except.c: Include elf/dwarf2.h.
6497 * unwind-dw2.c: Include elf/dwarf2.h.
6498 * dwarf2out.c: Include elf/dwarf2.h.
6499 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6500 <dtprel>: New field.
6501 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6502 (size_of_loc_descr): Likewise.
6503 (output_loc_operands_raw): Likewise.
6504 (output_loc_operands): Handle new dtprel field.
6505 (loc_checksum): Update.
6506 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6507 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6508 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6509 * dwarf2asm.c: Include elf/dwarf2.h.
6510 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6511 * config/mmix/mmix.c: Include elf/dwarf2.h.
6512 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6513 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6514 * config/sh/sh.c: Include elf/dwarf2.h.
6515 * config/i386/i386.c: Include elf/dwarf2.h.
6517 2009-06-29 DJ Delorie <dj@redhat.com>
6519 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6521 * doc/extend.texi: Add MeP attributes and pragmas.
6522 * doc/invoke.text: Add MeP Options.
6523 * doc/contrib.texi: Add MeP contribution.
6524 * doc/md.texi: Add MeP constraints.
6525 * doc/install.texi: Add MeP target.
6527 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6529 * target.h (struct gcc_target): Add frame_pointer_required field.
6530 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6531 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6532 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6534 * reload1.c (update_eliminables): (Ditto.).
6535 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6536 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6537 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6539 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6541 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6542 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6543 (arm_frame_pointer_required): New function.
6545 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6546 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6547 (avr_frame_pointer_required_p): Declare as static.
6548 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6550 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6551 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6552 (bfin_frame_pointer_required): Make as static, change return type
6554 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6556 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6557 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6558 (cris_frame_pointer_required): New function.
6560 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6562 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6563 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6564 (fr30_frame_pointer_required): New function.
6566 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6567 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6568 (frv_frame_pointer_required): Make as static, change return type
6570 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6572 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6573 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6574 (ix86_frame_pointer_required): Make as static, change return type to
6576 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6578 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6579 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6581 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6583 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6585 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6587 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6588 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6589 (mips_frame_pointer_required): Make as static.
6590 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6592 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6593 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6594 (mmix_frame_pointer_required): Mew function.
6596 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6597 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6599 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6601 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6603 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6605 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6606 (CAN_ELIMINATE): Redefine.
6607 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6608 (sparc_frame_pointer_required): New function.
6609 (sparc_can_eliminate): New function.
6610 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6612 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6613 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6615 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6616 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6617 (xtensa_frame_pointer_required): Make as static, change return type
6619 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6622 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6624 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6625 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6626 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6627 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6628 (register_callback): Handle PLUGIN_START_UNIT.
6629 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6631 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6633 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6635 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6636 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6638 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6640 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6643 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6645 * doc/extend.texi (Additional Floating Types): __float128 is also
6646 supported on i386 targets.
6648 2009-06-29 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6653 (pt_solutions_same_restrict_base): Declare.
6654 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6656 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6657 (make_constraint_from, make_copy_constraint): Move earlier.
6658 (make_constraint_from_heapvar): New function.
6659 (make_constraint_from_restrict): Likewise.
6660 (handle_lhs_call): Use it.
6661 (find_func_aliases): Use it to track conversions to restrict
6663 (struct fieldoff): Add only_restrict_pointers flag.
6664 (push_fields_onto_fieldstack): Initialize it.
6665 (create_variable_info_for): Track global restrict qualified pointers.
6666 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6667 Track restrict qualified pointer arguments.
6668 (set_uids_in_ptset): Use varinfo is_global_var flag.
6669 (find_what_var_points_to): Set the vars_contains_restrict flag.
6670 Always create the points-to solution for sets including restrict tags.
6671 (pt_solutions_same_restrict_base): New function.
6672 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6673 qualified pointers use pt_solutions_same_restrict_base as
6674 additional source for disambiguation.
6676 2009-06-29 Richard Guenther <rguenther@suse.de>
6679 * alias.c (find_base_decl): Remove.
6680 (get_deref_alias_set_1): Remove restrict handling.
6681 * c-common.c (c_apply_type_quals_to_decl): Do not set
6682 DECL_POINTER_ALIAS_SET.
6683 * gimplify.c (find_single_pointer_decl_1): Remove.
6684 (find_single_pointer_decl): Likewise.
6685 (internal_get_tmp_var): Remove restrict handling.
6686 (gimple_regimplify_operands): Likewise.
6687 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6688 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6689 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6690 * tree.c (restrict_base_for_decl): Remove.
6691 (init_ttree): Do not allocate it.
6692 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6693 LABEL_DECL_UID for label decls.
6694 (copy_node_stat): Do not copy restrict information.
6695 (decl_restrict_base_lookup): Remove.
6696 (decl_restrict_base_insert): Likewise.
6697 (print_restrict_base_statistics): Likewise.
6698 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6699 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6700 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6701 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6702 (LABEL_DECL_UID): Adjust.
6703 (DECL_BASED_ON_RESTRICT_P): Remove.
6704 (DECL_GET_RESTRICT_BASE): Likewise.
6705 (SET_DECL_RESTRICT_BASE): Likewise.
6706 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6708 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6709 instead of DECL_POINTER_ALIAS_SET.
6710 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6711 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6712 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6714 2009-06-29 Richard Guenther <rguenther@suse.de>
6716 PR tree-optimization/40579
6717 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6718 the IL to simplify has constants that overflowed.
6720 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6722 PR tree-optimization/40550
6723 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6724 vector_compute_type only when the size of vector_compute_type is
6725 less than the size of type.
6727 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6729 * fold-const.c (contains_label_1): Fix comments.
6730 (contains_label_p): Do not walk trees multiple time.
6732 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6734 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6735 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6736 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6737 ix86_fp_comparison_operator.
6738 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6739 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6740 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6741 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6742 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6743 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6744 (related splits): Change predicate to ix86_fp_comparison_operator.
6745 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6746 instead of ix86_fp_comparison_codes.
6747 (ix86_trivial_fp_comparison_operator,
6748 ix86_fp_comparison_operator): New.
6749 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6750 (ix86_expand_compare): Eliminate last two parameters.
6751 (ix86_fp_jump_nontrivial_p): Kill.
6752 * config/i386/i386.c (put_condition_code): Eliminate call to
6753 ix86_fp_comparison_codes and subsequent assertion.
6754 (ix86_fp_comparison_codes): Eliminate.
6755 (ix86_fp_swap_condition): New.
6756 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6757 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6758 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6759 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6760 and ix86_fp_swap_condition.
6761 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6762 Use ix86_fp_comparison_strategy.
6763 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6764 (ix86_fp_jump_nontrivial_p): Eliminate.
6765 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6766 call to ix86_expand_compare.
6767 (ix86_split_fp_branch, ix86_expand_setcc,
6768 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6769 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6771 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6773 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6774 related to jump_clobbers.
6775 * config/arm/arm.md (conds): Remove jump_clob case.
6776 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
6777 splits): Change comparison_operator to arm_comparison_operator.
6778 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
6781 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6783 * dojump.c (do_compare_rtx_and_jump): Try swapping the
6784 condition for floating point modes.
6785 * expmed.c (emit_store_flag_1): Move here a bigger part
6787 (emit_store_flag): Try swapping the condition for floating point
6789 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
6791 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6793 * expr.c (expand_expr_real_1): Just use do_store_flag.
6794 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
6795 emit_store_flag_force.
6796 * expmed.c (emit_store_flag_force): Copy here trick
6797 previously in expand_expr_real_1. Try reversing the comparison.
6798 (emit_store_flag_1): Work if target is NULL.
6799 (emit_store_flag): Work if target is NULL, using the result mode
6800 from the comparison. Use split_comparison, restructure final part
6801 to simplify conditionals.
6803 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6805 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
6806 * dojump.c (do_jump): Change handling of floating-point
6807 ops to use just do_compare_and_jump.
6808 (split_comparison): New.
6809 (do_compare_rtx_and_jump): Add here logic coming previously
6810 in do_jump, using split_comparison.
6812 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
6815 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
6817 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6819 * tree-ssa-alias.c: Fix unintentional commit.
6821 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6823 * passes.c (execute_one_pass): Fix unintentional commit.
6825 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6827 * df-problems.c (df_set_seen, df_unset_seen): Delete.
6828 (df_rd_local_compute, df_md_local_compute): Inline them.
6830 (df_md_scratch): New.
6831 (df_md_alloc, df_md_free): Allocate/free it.
6832 (df_md_local_compute): Only include live registers in init.
6833 (df_md_transfer_function): Prune the in-set computed by
6834 the confluence function, and the gen-set too.
6836 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6838 PR rtl-optimization/26854
6839 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
6840 * df-problems.c (df_rd_add_problem): Fix comment.
6841 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
6842 df_md_simulate_artificial_defs_at_top,
6843 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
6844 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
6845 df_md_transfer_function, df_md_init, df_md_confluence_0,
6846 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
6847 problem_MD, df_md_add_problem): New.
6848 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
6849 df_md_get_bb_info): New.
6850 (DF_LAST_PROBLEM_PLUS1): Adjust.
6852 * Makefile.in (fwprop.o): Include domwalk.h.
6853 * fwprop.c: Include domwalk.h.
6854 (reg_defs, reg_defs_stack): New.
6855 (bitmap_only_bit_between): Remove.
6856 (process_defs): New.
6857 (process_uses): Use reg_defs and local_md instead of
6858 bitmap_only_bit_between and local_rd.
6859 (single_def_use_enter_block): New, from build_single_def_use_links.
6860 (single_def_use_leave_block): New.
6861 (build_single_def_use_links): Remove code moved to
6862 single_def_use_enter_block, invoke domwalk.
6863 (use_killed_between): Adjust comment.
6865 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6867 * bitmap.h (bitmap_ior_and_into): New.
6868 * bitmap.c (bitmap_ior_and_into): New.
6870 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
6872 * domwalk.h (struct dom_walk_data): Remove all callbacks except
6873 before_dom_children_before_stmts and after_dom_children_after_stmts.
6874 Rename the two remaining callbacks to just before_dom_children and
6875 after_dom_children. Remove other GIMPLE statement walking bits.
6876 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
6877 * graphite.c: Do not include domwalk.h.
6878 * tree-into-ssa.c (interesting_blocks): New global.
6879 (struct mark_def_sites_global_data): Remove it and names_to_rename.
6880 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
6881 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
6882 now that they're not domwalk callbacks.
6883 (rewrite_initialize_block): Rename to...
6884 (rewrite_enter_block): ... this, place after called functions. Test
6885 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
6886 (rewrite_finalize_block): Rename to...
6887 (rewrite_leave_block): ... this, place after called functions.
6888 (rewrite_update_init_block): Rename to...
6889 (rewrite_update_enter_block): ... this, place after called functions.
6890 Test interesting_blocks, call rewrite_update_stmt and
6891 rewrite_update_phi_arguments.
6892 (rewrite_update_fini_block): Rename to...
6893 (rewrite_leave_block): ... this, place after called functions.
6894 (rewrite_blocks): Remove last argument, simplify initialization of
6896 (mark_def_sites_initialize_block): Rename to...
6897 (mark_def_sites_block): ... this, call mark_def_sites.
6898 (mark_def_sites_blocks): Remove argument, simplify initialization of
6900 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
6901 (update_ssa): Likewise.
6902 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
6904 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
6905 (dom_opt_initialize_block): Rename to...
6906 (dom_opt_enter_block): ... this, place after called functions. Walk
6907 statements here, inline propagate_to_outgoing_edges.
6908 (dom_opt_finalize_block): Rename to...
6909 (dom_opt_leave_block): ... this, place after called functions.
6910 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
6912 (dse_enter_block, dse_record_phi): New.
6913 (dse_record_phis): Delete.
6914 (dse_finalize_block): Rename to...
6915 (dse_leave_block): ... this.
6916 (tree_ssa_dse): Simplify initialization of walk_data.
6917 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
6918 Adjust initialization of walk_data.
6919 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
6920 * tree-ssa-loop-phiopt.c (get_non_trapping):
6921 Adjust initialization of walk_data.
6922 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
6923 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
6924 it's not a domwalk callback.
6925 (uncprop_initialize_block): Rename to...
6926 (dse_enter_block): ... this, call uncprop_into_successor_phis.
6927 (dse_finalize_block): Rename to...
6928 (dse_leave_block): ... this.
6929 (tree_ssa_uncprop): Simplify initialization of walk_data.
6930 * Makefile.in: Adjust dependencies.
6932 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
6934 * arm.md (casesi): Fix test for Thumb1.
6935 (thumb1_casesi_internal_pic): Likewise.
6936 (thumb1_casesi_dispatch): Likewise.
6938 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
6940 * config/arm/arm-cores.def: Added core cortex-m0.
6941 * config/arm/arm-tune.md: Regenerated.
6942 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
6944 2009-06-26 DJ Delorie <dj@redhat.com>
6946 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
6948 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
6949 the scheduler doesn't tag jump insns.
6951 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
6953 * c-decl.c (merge_decls): Re-indent.
6955 2009-06-26 Janis Johnson <janis187@us.ibm.com>
6958 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
6959 Special-case decimal float constants.
6961 2009-06-26 Richard Henderson <rth@redhat.com>
6963 * function.h (struct function): Add cannot_be_copied_reason,
6964 and cannot_be_copied_set.
6965 * tree-inline.c (has_label_address_in_static_1): Rename from
6966 inline_forbidden_p_2; don't set inline_forbidden_reason here.
6967 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
6968 don't set inline_forbidden_reason.
6969 (copy_forbidden): New function, split out of inline_forbidden_p.
6970 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
6971 (inline_forbidden_p): Use copy_forbidden.
6972 (tree_versionable_function_p): Likewise.
6973 (inlinable_function_p): Merge into tree_inlinable_function_p.
6974 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
6975 * ipa-cp.c (ipcp_versionable_function_p): New function.
6976 (ipcp_cloning_candidate_p): Use it.
6977 (ipcp_node_modifiable_p): Likewise.
6979 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
6981 * builtins.c (expand_builtin_alloca): Handle builtin alloca
6982 that is marked not to be inlined. Remove flag_mudflap use.
6983 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
6984 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
6986 2009-06-26 Steve Ellcey <sje@cup.hp.com>
6989 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
6990 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
6992 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
6994 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
6996 (__mingwthr_remove_key_dtor): Likewise.
6998 2009-06-26 Richard Guenther <rguenther@suse.de>
7000 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7002 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7005 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7006 try the non-cond_exec path also.
7008 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7011 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7012 (output_cbranch): Use new functions.
7013 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7016 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7017 Pat Haugen <pthaugen@us.ibm.com>
7018 Revital Eres <ERES@il.ibm.com>
7020 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7021 for %c error. Add %x support to print VSX registers as a unified
7022 register set, instead of separate float and altivec registers.
7023 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7024 %y case, and add support for VSX pre-modify addresses.
7025 (output_toc): Add assert for CONST containing an integer constant
7027 (rs6000_adjust_cost): Add POWER7 support.
7028 (insn_must_be_first_in_group): Ditto.
7029 (insn_must_be_last_in_group): Ditto.
7030 (rs6000_emit_popcount): Ditto.
7031 (rs6000_vector_mode_supported_p): Ditto.
7033 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7034 Change some of the functions called by macros to being called
7035 through a pointer, so debug functions can be inserted if
7036 -mdebug=addr or -mdebug=cost.
7037 (rs6000_preferred_reload_class_ptr): Ditto.
7038 (rs6000_secondary_reload_class_ptr): Ditto.
7039 (rs6000_secondary_memory_needed_ptr): Ditto.
7040 (rs6000_cannot_change_mode_class_ptr): Ditto.
7041 (rs6000_secondary_reload_inner): Ditto.
7042 (rs6000_legitimize_reload_address): Ditto.
7043 (rs6000_legitimize_reload_address_ptr): Ditto.
7044 (rs6000_mode_dependent_address): Ditto.
7045 (rs6000_mode_dependent_address_ptr): Ditto.
7047 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7048 function to return true if the mode allows reg + integer
7050 (virtual_stack_registers_memory_p): New function to return true if
7051 the address refers to a virtual stack register.
7052 (rs6000_legitimate_offset_address_p): Move code to say whether a
7053 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7055 (rs6000_legitimate_address_p): Add checks for modes that only can
7056 do reg+reg addressing. Start adding VSX support.
7057 (rs6000_legitimize_reload_address): Ditto.
7058 (rs6000_legitimize_address): Ditto.
7059 (rs6000_debug_legitimate_address_p): New debug functions for
7060 -mdebug=addr and -mdebug=cost.
7061 (rs6000_debug_rtx_costs): Ditto.
7062 (rs6000_debug_address_costs): Ditto.
7063 (rs6000_debug_adjust_cost): Ditto.
7064 (rs6000_debug_legitimize_address): Ditto.
7065 (rs6000_legitimize_reload_address_ptr): Point to call normal
7066 function or debug function. Make functions called via pointer
7068 (rs6000_mode_dependent_address_ptr): Ditto.
7069 (rs6000_secondary_reload_class_ptr): Ditto.
7070 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7071 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7072 into a friendlier error.
7073 (rs6000_init_builtins): Add initial VSX support.
7074 (rs6000_adjust_cost): Fix some spacing issues.
7076 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7077 (REG_CLASS_NAMES): Ditto.
7078 (REG_CLASS_CONTENTS): Ditto.
7079 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7080 pointer, to add -mdebug=addr support.
7081 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7082 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7083 -mdebug=addr support.
7084 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7085 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7086 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7088 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7090 (bswapsi*): Set attribute types for load/store. Add combiner
7091 patterns to eliminate zero extend on 64-bit.
7092 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7093 stdbrx if the hardware supports those instructions.
7095 2009-06-25 Ian Lance Taylor <iant@google.com>
7097 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7098 (Link Options): Document -static-libstdc++.
7100 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7103 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7104 DATA_ALIGNMENT instead.
7106 2009-06-25 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7109 indirect references against the callused/escaped solutions.
7110 (call_may_clobber_ref_p_1): Likewise.
7112 2009-06-25 Martin Jambor <mjambor@suse.cz>
7114 PR tree-optimization/40493
7115 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7116 (enum unscalarized_data_handling): New type.
7117 (handle_unscalarized_data_in_subtree): Return what has been done.
7118 (load_assign_lhs_subreplacements): Handle left flushes differently.
7119 (sra_modify_assign): Use unscalarized_data_handling, simplified
7120 condition determining whether to remove the statement.
7122 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7124 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7125 excerpt - @ should be doubled for texinfo.
7127 2009-06-24 Ian Lance Taylor <iant@google.com>
7129 * config/arc/arc.c: Include "df.h".
7130 (arc_attribute_table): Make static. Move higher in file.
7131 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7132 (output_shift): Initialize n later to avoid warning.
7133 * config/arm/arm.c (arm_attribute_table): Make static. Move
7135 * config/avr/avr.c (avr_attribute_table): Make static. Move
7137 (reg_class_tab): Change array type from int to enum reg_class.
7138 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7140 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7141 (lshrhi3_out): Likewise.
7142 (class_likely_spilled_p): Change return type to bool.
7143 (avr_rtx_costs): Use local code variable with enum type.
7144 * config/avr/avr.md (movmemhi): Use add_reg_note.
7145 (andhi3, andsi3): Don't use AS2 with "and".
7146 (iorhi3, iorsi3): Don't use AS2 with "or".
7147 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7148 * config/crx/crx.c: Include "df.h".
7149 (crx_attribute_table): Make static.
7150 * config/m32r/m32r.c: Include "df.h".
7151 (m32r_attribute_table): Make static. Move higher in file.
7152 (pop): Use add_reg_note.
7153 (block_move_call): Change 0 to LCT_NORMAL in function call.
7154 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7155 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7156 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7157 declare, not just when TREE_CODE is defined.
7158 * config/m68hc11/m68hc11.c: Include "expr.h".
7159 (m68hc11_attribute_table): Make static. Move higher in file.
7160 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7162 (m68hc11_register_indirect_p): Likewise.
7163 (m68hc11_function_arg_padding): Change return type to enum
7165 (emit_move_after_reload): Use add_reg_note.
7166 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7167 (m68hc11_split_logical): Likewise.
7168 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7170 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7171 to VOIDmode in function call.
7172 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7174 (m68hc11_split_logical): Update declaration.
7175 (m68hc11_function_arg_padding): Update declaration.
7176 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7177 to array of enum reg_class.
7178 (mcore_attribute_table): Make static. Move higher in file.
7179 (mcore_rtx_costs): Add cast to enum type.
7180 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7181 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7182 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7184 * config/sh/predicates.md (trapping_target_operand): Rename and to
7186 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7188 * config/spu/spu.c (spu_attribute_table): Make static. Move
7190 * config/v850/v850.c (v850_attribute_table): Make static. Move
7192 (v850_rtx_costs): Use local code with enum type.
7193 (expand_epilogue): Add cast.
7194 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7196 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7199 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7200 -m2a-single-only and -m2a-nofpu.
7201 * config/sh/sh.opt: Document m2a generates FPU code.
7203 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7205 * defaults.h (CAN_ELIMINATE): Provide default.
7206 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7207 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7208 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7209 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7210 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7211 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7212 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7213 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7214 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7215 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7217 2009-06-24 DJ Delorie <dj@redhat.com>
7219 * mep-ext-cop.cpu: Fix copyright notice.
7220 * mep-default: Fix copyright notice.
7221 * mep-core: Fix copyright notice.
7222 * mep: Fix copyright notice.
7223 * mep-ivc2: Fix copyright notice.
7224 * mep-c5: Fix copyright notice.
7226 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7228 * doc/contrib.texi (Contributors):
7230 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7233 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7234 src and dst operands if necessary.
7236 2009-06-23 DJ Delorie <dj@redhat.com>
7239 * config.gcc: Add mep support.
7240 * recog.c: Resurrect validate_replace_rtx_subexp().
7241 * recog.h: Likewise.
7242 * config/mep/: Add new port:
7243 * config/mep/constraints.md: New file.
7244 * config/mep/default.h: New file.
7245 * config/mep/intrinsics.h: New file.
7246 * config/mep/intrinsics.md: New file.
7247 * config/mep/ivc2-template.h: New file.
7248 * config/mep/mep-c5.cpu: New file.
7249 * config/mep/mep-core.cpu: New file.
7250 * config/mep/mep-default.cpu: New file.
7251 * config/mep/mep-ext-cop.cpu: New file.
7252 * config/mep/mep-intrin.h: New file.
7253 * config/mep/mep-ivc2.cpu: New file.
7254 * config/mep/mep-lib1.asm: New file.
7255 * config/mep/mep-lib2.c: New file.
7256 * config/mep/mep-pragma.c: New file.
7257 * config/mep/mep-protos.h: New file.
7258 * config/mep/mep-tramp.c: New file.
7259 * config/mep/mep.c: New file.
7260 * config/mep/mep.cpu: New file.
7261 * config/mep/mep.h: New file.
7262 * config/mep/mep.md: New file.
7263 * config/mep/mep.opt: New file.
7264 * config/mep/predicates.md: New file.
7265 * config/mep/t-mep: New file.
7267 2009-06-23 Ian Lance Taylor <iant@google.com>
7269 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7270 from loose_warn into c_loose_warn and from strict_warn into
7271 c_strict_warn. Set and substitute warn_cxxflags. Check for
7272 --enable-build-with-cxx. Set and substitute
7273 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7274 * Makefile.in (CXXFLAGS): New variable.
7275 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7276 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7277 the default is the same as $(STRICT_WARN).
7278 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7279 (CXX): New variable.
7280 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7281 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7282 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7283 (HOST_LIBS): New variable.
7284 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7285 (ALL_CXXFLAGS): New variable.
7286 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7287 * doc/install.texi (Configuration): Document
7288 --enable-build-with-cxx, --with-stage1-ldflags,
7289 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7290 * configure: Rebuild.
7292 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7294 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7295 from previous commit.
7297 2009-06-23 Ian Lance Taylor <iant@google.com>
7299 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7301 2009-06-23 Ian Lance Taylor <iant@google.com>
7303 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7304 with ATTRIBUTE_UNUSED.
7306 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7307 Pat Haugen <pthaugen@us.ibm.com>
7308 Revital Eres <eres@il.ibm.com>
7310 * config.in (HAVE_AS_POPCNTD): Add default definition.
7311 (HAVE_AS_LWSYNC): Ditto.
7313 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7315 (gcc_cv_as_powerpc_cmpb): Ditto.
7316 (gcc_cv_as_powerpc_dfp): Ditto.
7317 (gcc_cv_as_powerpc_vsx): Ditto.
7318 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7319 supporting the popcntd/lwsync instructions.
7320 (gcc_cv_as_powerpc_lwsync): Ditto.
7321 * configure: Regenerate.
7323 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7324 -mcpu=native and -mcpu=power7.
7325 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7327 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7328 a variable instead of a mask to reduce the number of mask bits.
7329 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7330 (-mbit-word): Ditto.
7331 (-mregnames): Ditto.
7332 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7333 (-mfused-madd): Ditto.
7335 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7337 (-mvsx): New switch for VSX instructions.
7338 (-misel): Move from a variable to a mask to allow it to be set by
7341 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7342 function declaration to an array declaration.
7343 (rs6000_hard_regno_nregs): New external array declaration.
7345 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7346 files included by rs6000.md.
7348 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7349 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7351 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7353 (rs6000_debug_reg): New -mdebug= variables.
7354 (rs6000_debug_addr): Ditto.
7355 (rs6000_debug_cost): Ditto.
7356 (rs6000_pmode): New variable to hold Pmode.
7357 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7358 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7359 calculated at compiler start.
7360 (rs6000_hard_regno_nregs): Change function to an array which holds
7361 HARD_REGNO_NREGS calculated at compiler start.
7362 (rs6000_explicit_options): Delete isel field.
7363 (rs6000_vector_unit): New array to hold which vector unit
7364 supports arithmetic options for a given type.
7365 (rs6000_vector_mem): New array to hold which vector unit supports
7366 memory reference operations for a given type.
7367 (rs6000_vector_align): New array to given the alignment of each
7369 (power7_cost): New basic costs for power7.
7370 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7371 (rs6000_hard_regno_nregs_internal): New function, moved from
7372 HARD_REGNO_NREGS, to calculate the number of registers each hard
7373 register takes for each type.
7374 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7375 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7376 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7377 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7378 unit information here so it is calculated once at compiler startup
7380 (rs6000_override_options): Make -misel a target mask. Add more
7381 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7382 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7384 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7385 (rs6000_handle_option): Move -misel from variable to target mask.
7386 (rs6000_builtin_mask_for_load): Add VSX support.
7387 (rs6000_conditional_register_usage): Ditto.
7388 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7389 (function_arg_boundary): Ditto.
7390 (rs6000_expand_builtin): Ditto.
7391 (def_builtin): Make abort message a little friendlier.
7392 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7394 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7395 assembler support the popcntd instruction instead of a vsx
7396 instruction to enable power7 support.
7397 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7398 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7399 option to the assembler if -mcpu=native.
7400 (ASM_CPU_NATIVE_SPEC): Ditto.
7401 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7403 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7404 the lwsync instruction.
7405 (enum processor_type): Add PROCESSOR_POWER7.
7406 (rs6000_debug_reg): New -mdebug= options.
7407 (rs6000_debug_addr): Ditto.
7408 (rs6000_debug_cost): Ditto.
7409 (rs6000_isel): Delete.
7410 (enum rs6000_vector): New enum to say what vector unit we have.
7411 (VECTOR_UNIT_*): New macros to say which vector unit has
7412 arithmetic operations for a given type.
7413 (VECTOR_MEM_*): New macros to say which vector unit has memory
7414 operations for a given type.
7415 (TARGET_LDBRX): Whether the machine supports the ldbrx
7417 (TARGET_ISEL): Delete, -misel moved to be a mask.
7418 (TARGET_ISEL64): New macro for 64-bit isel support.
7419 (UNITS_PER_VSX_WORD): New macro.
7420 (POINTER_SIZE): Move to be an external variable, rather than
7421 calculating whether we are generating 32 ot 64-bit code.
7423 (STACK_BOUNDARY): Add VSX support.
7424 (LOCAL_ALIGNMENT): Ditto.
7425 (SLOW_UNALIGNED_ACCESS): Ditto.
7426 (VSX_REGNO_P): New macro for VSX support.
7427 (VFLOAT_REGNO_P): Ditto.
7428 (VINT_REGNO_P): Ditto.
7429 (VLOGICAL_REGNO_P): Ditto.
7430 (VSX_VECTOR_MODE): Ditto.
7431 (VSX_SCALAR_MODE): Ditto.
7433 (VSX_MOVE_MODE): Ditto.
7434 (VSX_REG_CLASS_P): Ditto.
7435 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7437 (UNITS_PER_SIMD_WORD): Add VSX support.
7438 (MODES_TIEABLE_P): Ditto.
7439 (STARTING_FRAME_OFFSET): Ditto.
7440 (STACK_DYNAMIC_OFFSET): Ditto.
7441 (EPILOGUE_USES): Ditto.
7442 (REGNO_REG_CLASS): Move to array lookup.
7443 (CLASS_MAX_NREGS): Ditto.
7444 (rs6000_vector_reg_class): Add declaration.
7445 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7446 overlap with the floating point and Altivec registers.
7448 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7450 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7451 give the appropriate asm switches if -mcpu=native.
7452 (host_detect_local_cpu): Add support for "asm".
7453 (host_detect_local_cpu): Follow GNU code guidelines for name.
7455 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7456 -mbit-word to a variable instead of being a target mask.
7458 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7459 emit the lwsync instruction instead of emitting the instruction as
7460 an integer constant.
7462 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7463 fixuns_trundfsi2, move expander into rs6000.md.
7465 * config/rs6000/rs6000.md (cpu): Add power7.
7466 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7467 (logical predicate patterns): Change the single instruction
7468 primitives that set CR0 to be fast_compare instead of compare.
7470 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7471 (popcntddi2): Ditto.
7472 (popcount<mode>): Ditto.
7473 (floating multiply/add insns): Name the floating point
7475 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7476 (isel_unsigned_<mode>): Ditto.
7477 (fixuns_trundfsi2): Move expander here from spe.md.
7478 (smindi3): Define if we have -misel on 64-bit systems.
7483 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7485 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7487 * config/avr/avr.c (avr_current_device): New variable.
7488 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7489 (avr_arch, mcu_type_s): Move to avr.h.
7490 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7491 default_data_section_start fields.
7492 (avr_arch): Moved from avr.c.
7493 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7494 library_name fields.
7495 (avr_current_device, avr_mcu_types, avr_arch_types,
7496 avr_device_to_arch, avr_device_to_data_start,
7497 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7498 (EXTRA_SPEC_FUNCTIONS): Define.
7499 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7500 options mapping. Use device_to_arch and device_to_data_start insted.
7501 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7502 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7503 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7504 * config/avr/driver-avr.c: New file.
7505 * config/avr/avr-devices.c: New file.
7507 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7509 * var-tracking.c (unshare_variable): Force initialized to
7510 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7511 (set_variable_part): Likewise.
7512 (struct variable_union_info): Remove pos_src field.
7513 (vui_vec, vui_allocated): New variables.
7514 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7515 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7516 == 1 use a simpler sorting algorithm. Compute pos field right
7517 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7518 Avoid quadratic comparison if !flag_var_tracking_uninit.
7519 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7520 unshare_variable unconditionally.
7521 (dataflow_set_different_2): Removed.
7522 (dataflow_set_different): Don't traverse second hash table.
7523 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7524 unconditionally to var_reg_set or var_mem_set.
7525 (emit_notes_in_bb): Likewise.
7526 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7528 (emit_note_insn_var_location): Don't set initialized to
7529 VAR_INIT_STATUS_INITIALIZED early.
7530 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7532 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7534 * tree-object-size.c (addr_object_size): Instead of checking
7535 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7536 are no FIELD_DECLs following it.
7538 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7540 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7541 order to match bswaps with signed source operands.
7543 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7545 * sdbout.c (sdbout_one_type): Fix braces in switch.
7547 2009-06-23 Richard Guenther <rguenther@suse.de>
7549 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7551 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7552 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7553 var_callused, callused_tree, var_storedanything, storedanything_tree,
7554 var_integer, integer_tree): Remove global variables.
7555 (new_var_info): Do not pass new id, append the new var to the
7556 global variable vector.
7557 (do_ds_constraint): Use is_global_var member of the variable-info.
7558 (new_scalar_tmp_constraint_exp): Adjust.
7559 (create_function_info_for): Likewise.
7560 (create_variable_info_for): Likewise.
7561 (find_what_var_points_to): Remove dead code.
7562 (init_base_vars): Simplify.
7563 (compute_points_to_sets): Adjust.
7565 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7567 * combine.c (try_combine): Dump information about the insns we're
7570 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7572 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7573 check when calling force_to_mode on TRUNCATE's operand.
7575 2009-06-22 Ian Lance Taylor <iant@google.com>
7577 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7579 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7581 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7583 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7585 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7586 override library linkage flags such as -static-libgcc or
7589 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7591 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7593 2009-06-22 Ian Lance Taylor <iant@google.com>
7595 * config/linux.opt: Put mglibc ahead of muclibc.
7597 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7598 for duplicate decls.
7600 2009-06-22 Matthias Klose <doko@ubuntu.com>
7602 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7604 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7607 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7608 instead of NULL if a parser error occurs.
7610 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7612 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7613 non-DWARF2_DEBUGGING_INFO version.
7615 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7617 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7618 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7620 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7621 (LIBGCC2_TF_CEXT): Define.
7624 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7627 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7629 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7631 * config/arm/arm.c (arm_override_options): Disable
7632 -mcaller-super-interworking and -mcallee-super-interworking.
7633 * doc/invoke.texi (ARM Options): Document this.
7635 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7637 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7638 * config/arm/constraints.md (j): New constraint for movw operands.
7639 (N): Remove thumb2 meaning.
7640 * config/arm/arm.md (*arm_movw): Delete.
7641 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7642 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7643 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7645 2009-06-22 Martin Jambor <mjambor@suse.cz>
7647 PR tree-optimization/40492
7648 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7649 build_ref_for_offset.
7651 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7653 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7654 JUMP_TABLE_DATA_P predicates where applicable.
7655 * auto-inc-dec.c: Ditto.
7656 * builtins.c: Ditto.
7657 * caller-save.c: Ditto.
7659 * cfgcleanup.c: Ditto.
7660 * cfglayout.c: Ditto.
7663 * combine-stack-adj.c: Ditto.
7669 * dwarf2asm.c: Ditto.
7670 * dwarf2out.c: Ditto.
7671 * emit-rtl.c: Ditto.
7677 * function.c: Ditto.
7680 * genpreds.c: Ditto.
7681 * genrecog.c: Ditto.
7683 * ira-costs.c: Ditto.
7684 * ira-lives.c: Ditto.
7687 * lower-subreg.c: Ditto.
7688 * modulo-sched.c: Ditto.
7690 * postreload.c: Ditto.
7691 * print-rtl.c: Ditto.
7700 * sched-vis.c: Ditto.
7702 * sel-sched-ir.c: Ditto.
7703 * simplify-rtx.c: Ditto.
7704 * targhooks.c: Ditto.
7705 * var-tracking.c: Ditto.
7706 * vmsdbgout.c: Ditto.
7708 2009-06-22 Matthias Klose <doko@ubuntu.com>
7710 * Makefile.in (install-plugin): Always use DESTDIR.
7712 2009-06-22 Olivier Hainque <hainque@adacore.com>
7714 * config/pa/pa.c (output_call): Don't optimize post call jumps
7715 into return address adjustments if the call may throw.
7717 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7719 * arm.c (thumb1_output_casesi): New function.
7720 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7721 optimizing for size or PIC.
7722 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7723 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7724 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7725 (thumb1_casesi_internal_pic): New expand rule.
7726 (thumb1_casesi_dispatch): New pattern.
7727 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7729 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7730 in the text seciton when PIC or optimizing for size.
7731 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7732 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7733 preservation properties of code.
7734 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7735 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7736 (__gnu_thumb1_case_si): New function.
7737 * t-arm (LIB1ASMSRC): Define here.
7738 (LIB1ASMFUNCS): Add some common functions.
7739 * t-arm-elf (LIB1ASMSRC): Delete.
7740 (LIB1ASMFUNCS): Append to existing set.
7741 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7742 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7743 * t-symbian (LIB1ASMFUNCS): Likewise.
7744 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7745 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7747 2009-06-21 Richard Guenther <rguenther@suse.de>
7749 PR tree-optimization/38729
7750 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7751 to loops with a single exit if -fno-expensive-optimizations.
7753 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7755 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7756 (dataflow_set): Change vars type from htab_t to shared_hash.
7757 (shared_hash_pool, empty_shared_hash): New variables.
7758 (vars_clear): Removed.
7759 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7760 shared_hash_find_slot_unshare, shared_hash_find_slot,
7761 shared_hash_find_slot_noinsert, shared_hash_find): New
7763 (shared_hash_unshare, shared_hash_destroy): New functions.
7764 (unshare_variable): Unshare set->vars if shared, use
7766 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7767 (get_init_value, find_src_set_src, dump_dataflow_set,
7768 clobber_variable_part, emit_notes_for_differences): Use
7770 (dataflow_set_init): Remove second argument, set vars to
7771 empty_shared_hash instead of creating a new htab.
7772 (dataflow_set_clear): Call shared_hash_destroy and set vars
7773 to empty_shared_hash instead of calling vars_clear.
7774 (dataflow_set_copy): Don't call vars_copy, instead just share
7775 the src htab with dst.
7776 (variable_union): Use shared_hash_*, use initially NO_INSERT
7777 lookup if set->vars is shared. Don't keep slot cleared before
7778 calling unshare_variable. Unshare set->vars if needed.
7779 Even ->refcount == 1 vars must be unshared if set->vars is shared
7780 and var needs to be modified.
7781 (variable_canonicalize): New function.
7782 (dataflow_set_union): If dst->vars is empty, just share src->vars
7783 with dst->vars and traverse with variable_canonicalize to canonicalize
7784 and unshare what is needed.
7785 (dataflow_set_different): If old_set and new_set use the same shared
7786 htab, they aren't different. If number of htab elements is different,
7787 htabs are different. Use shared_hash_*.
7788 (dataflow_set_destroy): Call shared_hash_destroy instead of
7790 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
7791 second argument to dataflow_set_init.
7792 (vt_initialize): Likewise. Initialize shared_hash_pool and
7793 empty_shared_hash, move bb in/out initialization afterwards.
7794 Use variable_htab_free instead of NULL as changed_variables del hook.
7795 (variable_was_changed): Change type of second argument to pointer to
7796 dataflow_set. When inserting var into changed_variables, bump
7797 refcount. Unshare set->vars if set is shared htab and slot needs to
7799 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
7800 lookup if set->vars is shared. Unshare set->vars if needed.
7801 Even ->refcount == 1 vars must be unshared if set->vars is shared
7802 and var needs to be modified. Adjust variable_was_changed caller.
7803 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
7804 vars must be unshared if set->vars is shared and var needs to be
7805 modified. Adjust variable_was_changed caller.
7806 (emit_note_insn_var_location): Don't pool_free var.
7807 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
7809 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
7810 free_alloc_pool on shared_hash_pool.
7812 2009-06-20 Anthony Green <green@moxielogic.com>
7814 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
7815 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
7817 2009-06-20 Richard Guenther <rguenther@suse.de>
7819 * tree-ssa-structalias.c (find_func_aliases): For memset use
7820 a constraint from NULL if we memset to zero.
7821 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
7822 we explicitly handle that do not read from memory.
7823 (call_may_clobber_ref_p_1): Properly handle builtins that may
7826 2009-06-20 Richard Guenther <rguenther@suse.de>
7828 PR tree-optimization/40495
7829 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
7830 (new_scalar_tmp_constraint_exp): New function.
7831 (process_constraint): Do not create temporary decls.
7832 (process_all_all_constraints): Likewise.
7833 (handle_const_call): Likewise.
7834 (create_function_info_for): Do not set decl.
7836 2009-06-19 Ian Lance Taylor <iant@google.com>
7838 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
7839 (rs6000_attribute_table): Make static; move before use.
7841 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
7843 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
7844 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
7845 Propagate the TREE_READONLY flag without overwriting it.
7846 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
7847 Propagate the TREE_READONLY flag onto the result.
7848 (process_call_operands): Move around. Use correct constant value.
7850 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7853 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
7854 * config/arm/arm.md: Likewise.
7856 2009-06-19 Ian Lance Taylor <iant@google.com>
7858 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
7859 to GIMPLE_ERROR_MARK.
7861 * c-typeck.c (build_conditional_expr): Add op1_original_type and
7862 op2_original_type parameters. Warn about using different enum types.
7863 * c-parser.c (c_parser_conditional_expression): Pass original
7864 types to build_conditional_expr.
7865 * c-tree.h (build_conditional_expr): Update declaration.
7867 2009-06-19 Ian Lance Taylor <iant@google.com>
7869 * config/i386/i386.c (ix86_function_specific_save): Test that
7870 fields match values, rather than testing the values are in a
7873 2009-06-19 Richard Guenther <rguenther@suse.de>
7875 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
7877 (ptr_derefs_may_alias_p): Likewise.
7878 (ptr_deref_may_alias_ref_p_1): New function.
7879 (ptr_deref_may_alias_ref_p): Likewise.
7880 (ref_maybe_used_by_call_p_1): Handle builtins that are not
7881 covered by looking at the ESCAPED solution.
7882 (call_may_clobber_ref_p_1): Likewise.
7883 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
7884 Handle NULL_TREE offset. Do not produce redundant constraints.
7885 (process_all_all_constraints): New helper function.
7886 (do_structure_copy): Use it.
7887 (handle_lhs_call): Likewise.
7888 (find_func_aliases): Handle some builtins with pointer arguments
7889 and/or return values explicitly.
7891 2009-06-19 Ian Lance Taylor <iant@google.com>
7893 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
7895 2009-06-19 Ian Lance Taylor <iant@google.com>
7897 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
7899 2009-06-19 Ian Lance Taylor <iant@google.com>
7901 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
7902 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
7905 * c-decl.c (finish_decl): If -Wc++-compat, warn about
7906 uninitialized const.
7908 2009-06-19 Ian Lance Taylor <iant@google.com>
7910 * dse.c (struct store_info): Rename bitmap field to bmap. Change
7913 * c-decl.c (in_struct, struct_types): Remove.
7914 (struct c_binding): Add in_struct field.
7915 (c_binding_ptr): Define type, along with VEC.
7916 (struct c_struct_parse_info): Define.
7917 (struct_parse_info): New static variable.
7918 (bind): Initialize in_struct field.
7919 (start_struct): Remove enclosing_in_struct and
7920 enclosing_struct_types parameters. Add
7921 enclosing_struct_parse_info parameter. Change all callers. Set
7922 struct_parse_info rather than in_struct and struct_types.
7923 (grokfield): If -Wc++-compat and there is a symbol binding for the
7924 field name, set the in_struct flag and push it on the
7925 struct_parse_info->fields vector.
7926 (warn_cxx_compat_finish_struct): New static function.
7927 (finish_struct): Remove enclosing_in_struct and
7928 enclosing_struct_types parameters. Add
7929 enclosing_struct_parse_info parameter. Change all callers. Don't
7930 set C_TYPE_DEFINED_IN_STRUCT here. Call
7931 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
7932 parameter. Only push on struct_types if warn_cxx_compat.
7933 (finish_enum): Only push on struct_types if warn_cxx_compat.
7934 (declspecs_add_type): Add loc parameter. Change all callers.
7935 Change all error calls to error_at. Pass loc, not input_location,
7936 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
7937 defined in a struct. If -Wc++-compat and parsing a struct, record
7938 that a typedef name was used.
7939 * c-parser.c (c_parser_declspecs): Get location to pass to
7941 (c_parser_struct_or_union_specifier): Update calls to start_struct
7943 * c-tree.h (struct c_struct_parse_info): Declare.
7944 (finish_struct, start_struct): Update declarations.
7945 (declspecs_add_type): Update declaration.
7947 2009-06-19 Ian Lance Taylor <iant@google.com>
7949 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
7950 variable with an anonymous type.
7952 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7954 * see.c: Remove for real.
7956 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
7958 * optabs.h (enum optab_index): Add new OTI_significand.
7959 (significand_optab): Define corresponding macro.
7960 * optabs.c (init_optabs): Initialize significand_optab.
7961 * genopinit.c (optabs): Implement significand_optab using
7962 significand?f2 patterns.
7963 * builtins.c (expand_builtin_mathfn): Handle
7964 BUILT_IN_SIGNIFICAND{,F,L}.
7965 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
7966 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
7968 * config/i386/i386.md (significandxf2, significand<mode>2): New
7969 expanders to implement significandf, significand and significandl
7970 built-ins as inline x87 intrinsics.
7972 2009-06-18 Anatoly Sokolov <aesok@post.ru>
7974 * config/avr/avr.c (avr_override_options): Remove setting value of
7975 PARAM_INLINE_CALL_COST.
7977 2009-06-18 Richard Henderson <rth@redhat.com>
7980 * tree-pass.h (TDF_ASMNAME): New.
7981 * tree-dump.c (dump_options): Add asmname.
7982 * doc/invoke.texi: Document it.
7984 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
7985 (dump_decl_name): ...here.
7986 (dump_function_name): New flags arg; mind TDF_ASMNAME.
7987 (dump_generic_node): Update dump_function_name calls.
7988 (print_call_name): New flags arg; update all dump calls.
7989 * diagnostic.h (print_call_name): Update.
7990 * gimple-pretty-print.c (dump_gimple_call): Update.
7992 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
7997 2009-06-18 Diego Novillo <dnovillo@google.com>
7999 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8000 * plugin.c (str_license): Declare.
8001 (try_init_one_plugin): Assert that the symbol
8002 'plugin_is_GPL_compatible' exists.
8004 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8007 * Makefile.in (OBJS-common): Remove see.o.
8009 * common.opt (fsee): Mark as preserved for backward compatibility.
8010 * opts.c (common_handle_option): Add OPT_fsee to the backward
8011 compatibility section.
8012 * passes.c (init_optimization_passes, pass_see): Remove pass.
8013 * timevar.def (TV_SEE): Remove.
8014 * tree-pass.h (pass_see): Remove declaration.
8015 * doc/invoke.texi (-fsee): Remove documentation.
8017 2009-06-18 Martin Jambor <mjambor@suse.cz>
8019 * tree-sra.c: Include statistics.h
8020 (sra_stats): New variable.
8021 (sra_initialize): Clear sra_stats.
8022 (create_access_replacement): Increment sra_stats.replacements.
8023 (get_access_replacement): Do not return twice.
8024 (analyze_all_variable_accesses): Increment statistics counter by the
8025 number of scalarized aggregates.
8026 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8027 (sra_modify_expr): Increment sra_stats.exprs.
8028 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8029 (sra_modify_assign): Increment sra_stats.exprs,
8030 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8031 (perform_intra_sra): Update statistics counters.
8032 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8034 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8036 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8037 (arm_scalar_mode_supported_p): New function.
8039 2009-06-18 Paul Brook <paul@codesourcery.com>
8040 Sandra Loosemore <sandra@codesourcery.com>
8042 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8043 (__extendhfsf2, __truncsfhf2): Define.
8044 * config/arm/fp16.c: New file.
8045 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8046 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8048 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8050 * doc/extend.texi (Half-Precision): New section.
8051 * doc/invoke.texi (Option Summary): List -mfp16-format.
8052 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8053 * config/arm/arm.opt (mfp16-format=): New.
8054 * config/arm/arm.c: Include intl.h.
8055 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8056 (TARGET_INVALID_RETURN_TYPE): Redefine.
8057 (TARGET_PROMOTED_TYPE): Redefine.
8058 (TARGET_CONVERT_TO_TYPE): Redefine.
8059 (arm_fp16_format): Define.
8060 (all_fpus): Add entry for neon-fp16.
8061 (fp_model_for_fpu): Likewise.
8062 (struct fp16_format): Declare.
8063 (all_fp16_formats): Define.
8064 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8066 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8068 (arm_legitimate_index_p): Treat HFmode like HImode.
8069 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8070 (coproc_secondary_reload_class): Special-case HFmode.
8071 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8072 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8073 (arm_init_fp16_builtins): New.
8074 (arm_init_builtins): Call it.
8075 (arm_invalid_parameter_type): New.
8076 (arm_invalid_return_type): New.
8077 (arm_promoted_type): New.
8078 (arm_convert_to_type).
8079 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8081 (arm_emit_fp16_const): New function.
8082 (arm_mangle_type): Mangle __fp16 as "Dh".
8083 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8085 (TARGET_NEON_FP16): New.
8086 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8087 (enum fputype): Add FPUTYPE_NEON_FP16.
8088 (enum arm_fp16_format_type): Declare.
8089 (arm_fp16_format): Declare.
8090 (LARGEST_EXPONENT_IS_NORMAL): Define.
8091 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8092 * config/arm/arm-modes.def (HFmode): Define.
8093 * config/arm/vfp.md: (*movhf_vfp): New.
8096 * config/arm/arm.md: (fpu): Add neon_fp16.
8097 (floatsihf2, floatdihf2): New.
8098 (fix_trunchfsi2, fix_trunchfdi2): New.
8102 (*arm32_movhf): New.
8103 (*thumb1_movhf): New.
8104 (consttable_2): Add check for HFmode constants.
8105 (consttable_4): Handle HFmode constants.
8107 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8109 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8111 2009-06-17 Olivier Hainque <hainque@adacore.com>
8113 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8114 const char ** conversion in AIX specific section.
8116 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8118 * config/i386/i386.c (ix86_special_builtin_type): Remove
8119 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8120 (bdesc_special_args): Updated.
8121 (ix86_init_mmx_sse_builtins): Likewise.
8122 (ix86_expand_special_args_builtin): Likewise.
8124 2009-06-17 Richard Henderson <rth@redhat.com>
8126 * tree-pretty-print.c (maybe_dump_asm_name): New.
8127 (dump_decl_name): Use it.
8128 (PRINT_FUNCTION_NAME): Merge into...
8129 (dump_function_name): ... here. Use maybe_dump_asm_name.
8131 2009-06-17 Cary Coutant <ccoutant@google.com>
8133 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8135 * debug.c (struct gcc_debug_hooks): Change placeholder for
8137 (debug_nothing_int_charstar_int): Replaced by...
8138 (debug_nothing_int_charstar_int_bool): ...this.
8139 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8140 source_line prototype.
8141 (debug_nothing_int_charstar_int): Replaced by...
8142 (debug_nothing_int_charstar_int_bool): ...this.
8143 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8144 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8145 Output is_stmt operand when necessary.
8146 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8147 (notice_source_line): Add is_stmt parameter.
8148 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8149 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8151 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8152 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8154 2009-06-17 Ian Lance Taylor <iant@google.com>
8156 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8158 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8161 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8163 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8164 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8165 tree_strip_sign_nop_conversions and
8166 tree_ssa_strip_useless_type_conversions rather than stripping
8167 the operations here.
8168 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8170 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8171 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8172 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8173 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8176 2009-06-17 Michael Eager <eager@eagercon.com>
8178 * config/rs6000/constraints.md (register_constraint "d"): New.
8179 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8180 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8181 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8182 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8183 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8184 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8185 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8186 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8187 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8188 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8190 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8191 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8192 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8193 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8194 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8195 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8196 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8197 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8198 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8199 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8200 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8201 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8202 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8203 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8205 2009-06-16 Ian Lance Taylor <iant@google.com>
8207 * profile.c (total_num_never_executed): Don't define.
8208 (compute_branch_probabilities): Don't count or print
8210 (init_branch_prob): Don't set total_num_never_executed.
8211 (end_branch_prob): Don't print total_num_never_executed.
8213 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8215 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8217 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8219 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8220 (nabstd2_fpr): Same.
8222 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8224 * expr.c (expand_assignment): Change complex type check.
8226 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8228 * doc/plugins.texi (Building GCC plugins): Added new section.
8230 2009-06-17 Ian Lance Taylor <iant@google.com>
8232 * c-pch.c (get_ident): Don't set size of templ array.
8233 (pch_init): Don't set size of partial_pch array.
8235 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8236 string constant to intialize an array whose size is the length of
8239 2009-06-17 Richard Guenther <rguenther@suse.de>
8241 PR tree-optimization/40389
8242 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8243 to addressable types.
8244 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8246 2009-06-17 Richard Guenther <rguenther@suse.de>
8249 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8250 if there is no evolution of left in the loop bail out.
8251 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8252 chrec_fold_multiply.
8254 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8255 Janis Johnson <janis187@us.ibm.com>
8258 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8259 for the symbol ref of a constant that is the source of a move
8260 - nor for any other not-obvious-label-ref constants.
8262 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8264 * plugin.c (position_pass): Skip newly inserted pass during list
8265 traversal to avoid repeated insertion.
8267 2009-06-16 Ian Lance Taylor <iant@google.com>
8269 * vec.h (VEC_stack_alloc): Define different version if
8270 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8271 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8272 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8273 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8275 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8277 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8279 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8280 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8281 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8282 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8283 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8284 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8285 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8286 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8287 __builtin_ia32_rdtscp.
8288 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8289 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8290 and __builtin_ia32_rorhi.
8291 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8292 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8293 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8294 (ix86_expand_args_builtin): Likewise.
8295 (ix86_expand_special_args_builtin): Likewise.
8297 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8298 (UNSPECV_RDTSC): Likewise.
8299 (UNSPECV_RDPMC): Likewise.
8300 (*bsr): Renamed to ...
8302 (*bsr_rex64): Renamed to ...
8306 (*rdpmc_rex64): Likewise.
8309 (*rdtsc_rex64): Likewise.
8311 (*rdtscp): Likewise.
8312 (*rdtscp_rex64): Likewise.
8314 * config/i386/ia32intrin.h: New.
8316 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8318 2009-06-16 Ian Lance Taylor <iant@google.com>
8320 * ira-build.c (copy_info_to_removed_store_destinations):
8321 Initialize parent_a.
8323 2009-06-16 Ian Lance Taylor <iant@google.com>
8325 * c-decl.c (grokdeclarator): Change size_varies to bool.
8327 2009-06-16 Ian Lance Taylor <iant@google.com>
8329 * sel-sched.c: Make forward declarations of move_op_hooks and
8330 fur_hooks explicitly extern.
8332 2009-06-16 Ian Lance Taylor <iant@google.com>
8334 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8335 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8337 2009-06-16 Ian Lance Taylor <iant@google.com>
8339 * resource.c (mark_referenced_resources): Change
8340 include_delayed_effects parameter to bool. Change all callers.
8341 (mark_end_of_function_resources): Likewise.
8342 * reorg.c (insn_references_resource_p): Likewise.
8343 (insn_sets_resource_p): Likewise.
8344 * resource.h (mark_referenced_resources): Update declaration.
8345 (mark_end_of_function_resources): Update declaration.
8347 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8349 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8351 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8353 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8354 GCC can bootstrap on AIX with GNU Binutils 2.20.
8356 2009-06-16 Ian Lance Taylor <iant@google.com>
8358 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8360 2009-06-16 Ian Lance Taylor <iant@google.com>
8362 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8363 inline, not extern inline.
8364 (exact_log2): Likewise.
8365 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8367 (exact_log2): Likewise, but don't test CTZ_HWI.
8369 2009-06-16 Ian Lance Taylor <iant@google.com>
8371 * bitmap.c (bitmap_clear): Don't declare as inline.
8372 * gimple.c (gimplify_assign): Likewise.
8373 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8374 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8375 (sched_scan_info): Remove duplicate definition.
8377 2009-06-16 Ian Lance Taylor <iant@google.com>
8379 * c-common.c (skip_evaluation): Don't define.
8380 (c_inhibit_evaluation_warnings): Define global variable.
8381 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8382 than skip_evaluation.
8383 (convert_and_check, warn_for_div_by_zero): Likewise.
8384 * c-common.h (skip_evaluation): Don't declare.
8385 (c_inhibit_evaluation_warnings): Declare.
8386 * c-parser.c (c_parser_typeof_specifier): Set
8387 c_inhibit_evaluation_warnings rather than skip_evaluation.
8388 (c_parser_conditional_expression): Likewise.
8389 (c_parser_binary_expression): Likewise.
8390 (c_parser_sizeof_expression): Likewise.
8391 (c_parser_alignof_expression): Likewise.
8392 * c-typeck.c (build_indirect_ref): Check
8393 c_inhibit_evaluation_warnings rather than skip_evaluation.
8394 (build_conditional_expr, build_binary_op): Likewise.
8396 2009-06-16 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-alias.c (is_escape_site): Remove.
8399 * tree-ssa-alias.h (enum escape_type): Remove.
8400 (is_escape_site): Likewise.
8401 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8402 via casts and asms without deferring to is_escape_site.
8404 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8407 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8408 use gen_lowpart if op0 has complex mode.
8410 2009-06-16 Richard Guenther <rguenther@suse.de>
8412 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8413 variables add them to ESCAPED.
8414 (find_func_aliases): Do not make all indirectly stored values escaped.
8416 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8418 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8421 2009-06-16 Martin Jambor <mjambor@suse.cz>
8423 PR tree-optimization/40432
8424 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8425 check whether we need to force gimple register operand.
8427 2009-06-16 Martin Jambor <mjambor@suse.cz>
8429 PR tree-optimization/40413
8430 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8431 build_ref_for_offset.
8432 (propagate_subacesses_accross_link): Fix a typo in a comment.
8434 2009-06-16 Ira Rosen <irar@il.ibm.com>
8436 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8437 with additional parameter.
8438 * tree-vectorizer.h (enum vect_def_type): Add new value
8440 (enum vect_relevant): Add comments.
8441 (vect_is_simple_reduction): Add new argument.
8442 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8443 Detect nested cycles.
8444 (vect_is_simple_reduction): Update documentation, add an argument to
8445 distinguish inner-loop reduction from nested cycle, detect nested
8446 cycles, fix printings and indentation, don't swap operands in case
8448 (get_initial_def_for_reduction): Handle subtraction.
8449 (vect_create_epilog_for_reduction): Add new argument to specify
8451 (vect_finalize_reduction): Handle subtraction, fix comments.
8452 (vectorizable_reduction): Handle nested cycles. In case of nested
8453 cycle keep track of the reduction variable position. Call
8454 vect_is_simple_reduction with additional parameter. Use original
8455 statement code in reduction epilogue for nested cycle. Call
8456 vect_create_epilog_for_reduction with additional parameter.
8457 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8458 inner-loop vectorization.
8459 (vect_recog_widen_sum_pattern): Likewise.
8460 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8462 (vect_mark_stmts_to_be_vectorized): Likewise.
8463 (vect_get_vec_def_for_operand): Handle nested cycles.
8465 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8467 * doc/invoke.texi (Debugging Options): Fix option index entries
8468 for -fdump-statistics, -frandom-seed add entries for
8469 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8470 (FRV Options): Fix entries for -mTLS, -mtls.
8471 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8472 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8473 (M68hc1x Options): Fix @itemx for -mnominmax.
8474 (MCore Options): Fix entry for -mno-lsim.
8475 (MMIX Options): Fix entry for -mabi=mmixware.
8476 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8478 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8480 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8481 Mention the plugin mode of gengtype.
8482 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8483 * gengtype.c: Updated copyright.
8484 (plugin_files, nb_plugin_files) Added new static variables.
8485 (measure_input_list) Care about plugin_files.
8486 (write_rtx_next): Added early return in plugin mode.
8487 (create_file): Updated copyright year in generated file. Added
8489 (oprintf): Added early return if NULL outf.
8490 (get_output_file_with_visibility): Care of plugin_files.
8491 (get_output_file_name): May return null.
8492 (write_local): Added early return.
8493 (put_mangled_filename): Ditto.
8494 (finish_root_table): Added check for base_files.
8495 (write_roots): Care about null when plugins.
8496 (main): Added plugin mode.
8498 2009-06-15 Ian Lance Taylor <iant@google.com>
8500 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8501 * gcov.c (read_count_file): Add braces around variables declared
8504 * c.opt (Wjump-misses-init): New warning.
8505 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8506 -Wall and -Wc++-compat if not already set.
8507 (c_common_post_options): Clear warn_jump_misses_init if it was not
8509 * c-decl.c (struct c_binding): Change type field to a union with
8510 new label field. Make it the first field in the struct. Update
8511 references to type to use u.type instead.
8512 (struct c_spot_bindings): Define.
8513 (struct c_goto_bindings): Define.
8514 (c_goto_bindings_p): Define, along with VECs.
8515 (struct c_label_vars): Define.
8516 (struct c_scope): Add has_label_bindings field.
8517 (bind_label, set_spot_bindings): New static functions.
8518 (decl_jump_unsafe, update_spot_bindings): New static functions.
8519 (update_label_decls): New static function.
8520 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8521 Update binding u.label field to shadowed field.
8522 (c_binding_start_stmt_expr): New function.
8523 (c_binding_end_stmt_expr): New function.
8524 (pushdecl): Don't call c_begin_vm_scope.
8525 (make_label): Add defining and p_label_vars parameters. Change
8527 (lookup_label): Correct test for whether a label has not yet been
8528 defined. Call bind_label rather than bind.
8529 (warn_about_goto): New static function.
8530 (lookup_label_for_goto): New function.
8531 (declare_label): Call bind_label rather than bind.
8532 (check_earlier_gotos): New static function.
8533 (define_label): Don't give errors about jumping into statement
8534 expressions or scopes of variably modified types. Call
8535 set_spot_bindings and check_earlier_gotos. Call bind_label
8536 instead of bind. Don't set label_context_stack_se or
8537 label_context_stack_vm.
8538 (c_get_switch_bindings): New function.
8539 (c_release_switch_bindings): New function.
8540 (c_check_switch_jump_warnings): New function.
8541 (start_function): Don't set label_context_stack_se or
8542 label_context_stack_vm.
8543 (finish_function): Likewise.
8544 * c-typeck.c (label_context_stack_se): Don't define.
8545 (label_context_stack_vm): Don't define.
8546 (c_finish_goto_label): Call lookup_label_for_goto rather than
8547 lookup_label. Don't give errors about jumping into a statement
8548 expression or the scope of a variably modified type. Don't set
8549 label_context_stack_se or label_context_stack_vm.
8550 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8551 fields. Add bindings field.
8552 (c_start_case): Don't set deleted fields. Set bindings field.
8553 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8554 or blocked_vm. Call c_check_switch_jump_warnings.
8555 (c_finish_case): Don't test blocked_stmt_expr field. Call
8556 c_release_switch_bindings.
8557 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8558 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8559 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8560 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8561 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8562 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8563 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8564 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8565 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8566 (C_DECL_UNJUMPABLE_VM): Don't define.
8567 (C_DECL_UNDEFINABLE_VM): Don't define.
8568 (struct c_label_list): Don't define.
8569 (struct c_label_context_se): Don't define.
8570 (struct c_label_context_vm): Don't define.
8571 (struct c_spot_bindings): Declare.
8572 (c_bindings_start_stmt_expr): Declare.
8573 (c_bindings_end_stmt_expr): Declare.
8574 (lookup_label_for_goto): Declare.
8575 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8576 (c_check_switch_jump_warnings): Declare.
8577 (label_context_stack_se, label_context_stack_vm): Don't declare.
8578 (c_finish_goto_label): Update declaration.
8579 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8580 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8581 (Warning Options): Document -Wjump-misses-init.
8583 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8585 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8588 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8590 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8592 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8594 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8596 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8598 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8600 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8602 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8603 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8604 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8605 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8606 * dwarf2asm.c (dw2_force_const_mem): Update call to
8608 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8609 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8610 * langhooks.c (lhd_comdat_group): Remove.
8611 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8612 * tree.h (DECL_COMDAT_GROUP): New.
8613 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8614 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8615 (make_decl_one_only): Change signature.
8616 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8618 (make_decl_one_only): Change signature.
8619 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8621 2009-06-15 Richard Guenther <rguenther@suse.de>
8624 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8626 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8628 * tree-ssa-math-opts.c: Remove extra divide.
8630 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8632 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8634 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8636 * passes.c: Add bswap pass.
8637 * tree-pass.h: Add pass_optimize_bswap declaration.
8638 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8639 Include rtl.h, expr.h and optabs.h for optab_handler check.
8640 (struct symbolic_number, pass_optimize_bswap): New definition.
8641 (do_shift_rotate, verify_symbolic_number_p): New functions.
8642 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8643 (gate_optimize_bswap): New function.
8644 * tree.c (widest_int_cst_value): New function.
8645 * tree.h (widest_int_cst_value): Prototype added.
8647 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8649 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8650 REG_EQUAL/REG_EQUIV notes.
8652 2009-06-14 Richard Guenther <rguenther@suse.de>
8655 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8656 has its address taken if NRV was applied and it is addressable.
8657 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8658 function split out from ...
8659 (get_constraint_for_1): ... here.
8660 (handle_rhs_call): Use it to mark the return slot escaped if
8661 it is addressable and NRV was applied.
8663 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8665 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8666 Change first argument type to location_t.
8667 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8668 Do not set input_location.
8669 Use loc instead of input_location throughout.
8671 2009-06-13 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/40421
8674 * tree-predcom.c (should_unroll_loop_p): Remove.
8675 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8677 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8679 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8680 Add location argument.
8682 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8684 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8686 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8687 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8688 * config/spu/spu-protos.h: Add location to
8689 spu_resolve_overloaded_builtin.
8690 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8691 spu_build_builtin_va_list.
8692 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8693 argument. Pass location to build_function_call_vec.
8694 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8696 (emit_fpu_switch): Same.
8697 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8698 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8699 to build_decl and create_artificial_label.
8700 (xtensa_gimplify_va_arg_expr): Same.
8701 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8702 (xstormy16_gimplify_va_arg_expr): Same.
8703 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8704 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8705 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8706 (mips16_build_function_stub): Same.
8707 (mips16_build_call_stub): Same.
8709 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8712 * arm/constraints.md (Pa, Pb): New constraints.
8713 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8714 split pattern to deal with them.
8716 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8718 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8719 fix index entry for -Xpreprocessor.
8721 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8723 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8724 Add location argument to build_decl call.
8725 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8726 (rs6000_init_builtins): Same.
8727 (spe_init_builtins): Same.
8728 (rs6000_gimplify_va_arg): Add location argument to
8729 create_artificial_label call.
8731 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8733 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8734 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8735 * Makefile.in: Fix GGC dependency for gcse.o.
8737 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8739 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8740 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8741 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8743 * c-parser.c (c_parser_binary_expression): Use current column while
8744 building binary operations.
8745 * common.opt (fshow-column): Enable by default.
8746 * tree-vrp.c (check_array_ref): Use warning_at.
8747 (check_array_bounds): Use location from call back if expr has no
8749 * tree.h: Add location argument to maybe_fold_*.
8750 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8751 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8752 (maybe_fold_offset_to_component_ref): Same.
8753 (maybe_fold_offset_to_reference): Same.
8754 (maybe_fold_offset_to_address): Same.
8755 (maybe_fold_stmt_indirect): Same.
8756 (maybe_fold_stmt_addition): Same.
8757 (fold_stmt_r): Pass location to maybe_fold_*.
8758 (fold_gimple_assign): Same.
8759 * c-tree.h: Add location argument to finish_decl,
8760 default_function_array_conversion, store_init_value.
8761 * c-decl.c (define_label): Use error_at.
8762 (c_make_fname_decl): Pass location to finish_decl.
8763 (finish_decl): New location argument.
8764 (build_compound_literal): Pass location to store_init_value.
8765 (grokdeclarator): Pass location to finish_decl.
8767 * c-typeck.c (array_to_pointer_conversion): New location argument.
8768 (function_to_pointer_conversion): Same.
8769 (default_function_array_conversion): Same.
8770 (parser_build_unary_op): Pass location to overflow_warning.
8771 (parser_build_binary_op): Same. Use warning_at.
8772 (build_unary_op): Pass location to array_to_pointer_conversion.
8773 (build_c_cast): Pass location to digest_init.
8774 (build_modify_expr): New location argument.
8775 (convert_for_assignment): Same.
8776 (store_init_value): Same.
8777 (digest_init): Same.
8778 (output_init_element): Pass location to digest_init and
8779 array_to_pointer_conversion.
8780 (c_finish_return): Pass location to convert_for_assignment.
8781 * gimplify.c (gimplify_conversion): Pass location to
8782 maybe_fold_offset_to_address.
8783 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
8784 to maybe_fold_stmt_addition.
8785 * c-omp.c (c_finish_omp_atomic): Pass new location to
8787 (c_finish_omp_for): Same.
8788 * c-common.c (overflow_warning): New argument.
8789 * c-common.h: New argument to build_modify_expr, overflow_warning.
8790 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
8792 (c_parser_initializer): Pass location to
8793 default_function_array_conversion.
8794 (c_parser_initelt): Same.
8795 (c_parser_initval): Same.
8796 (c_parser_asm_operands): Same.
8797 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
8798 (c_parser_conditional_expression): Same.
8799 (c_parser_binary_expression): Add location info to stack. Use it.
8800 (c_parser_unary_expression): Pass location to
8801 default_function_array_conversion, parser_build_unary_op,
8802 build_indirect_ref, c_parser_postfix_expression_after_primary.
8803 (c_parser_postfix_expression_after_primary): New location argument.
8805 (c_parser_expression_conv): Pass location to
8806 default_function_array_conversion.
8807 (c_parser_expr_list): Same.
8808 (c_parser_omp_atomic): Same.
8809 (c_parser_omp_for_loop): Same.
8810 * c-tree.h: (struct c_declarator): Add comment to id_loc.
8811 (build_array_declarator): New argument.
8812 * c-decl.c (build_array_declarator): Add location argument.
8813 (grokdeclarator): Set id_loc for cdk_array.
8814 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
8815 build_array_declarator.
8816 * tree.c (build_omp_clause): Add location argument.
8817 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
8818 (OMP_CLAUSE_LOCATION): New macro.
8819 (struct tree_omp_clause): Add location field.
8820 (build_omp_clause): Add argument.
8821 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
8822 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
8824 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
8825 (cp_parser_omp_clause_collapse): Same.
8826 (cp_parser_omp_clause_default): Same.
8827 (cp_parser_omp_clause_if): Same.
8828 (cp_parser_omp_clause_nowait): Same.
8829 (cp_parser_omp_clause_num_threads): Same.
8830 (cp_parser_omp_clause_ordered): Same.
8831 (cp_parser_omp_clause_schedule): Same.
8832 (cp_parser_omp_clause_untied): Same.
8833 (cp_parser_omp_for_loop): Same.
8834 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8835 * c-tree.h (c_start_case): Add location argument.
8836 (c_process_expr_stmt): Same.
8837 (c_finish_goto_*): Same.
8838 * tree-parloops.c (initialize_reductions): Pass location to
8840 (create_parallel_loop): Same.
8841 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
8842 (gfc_trans_omp_reduction_list): Same.
8843 (gfc_trans_omp_clauses): Same.
8844 (gfc_trans_omp_do): Same.
8845 * c-typeck.c (c_finish_goto_label): Same.
8846 (c_finish_goto_ptr): New location argument.
8847 (c_start_case): Same.
8848 (emit_side_effect_warnings): Same.
8849 (c_process_expr_stmt): Same.
8850 (c_finish_stmt_expr): Same.
8851 (c_finish_omp_clauses): Use error_at instead of error.
8852 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
8854 * c-omp.c (c_split_parallel_clauses): New location argument.
8855 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
8856 to build_omp_clause.
8857 (convert_local_reference_stmt): Same.
8858 (convert_gimple_call): Same.
8859 * c-common.h (c_split_parallel_clauses): New argument.
8860 * c-parser.c (c_parser_statement_after_labels): Pass location to
8861 c_finish_goto_label.
8862 (c_parser_switch_statement): Pass location to c_start_case.
8863 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
8864 and c_process_expr_stmt.
8865 (c_parser_omp_variable_list): Add location argument.
8866 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
8867 (c_parser_omp_clause_default): Same.
8868 (c_parser_omp_clause_if): Same.
8869 (c_parser_omp_clause_num_threads): Same.
8870 (-c_parser_omp_clause_ordered): Same.
8871 (c_parser_omp_clause_reduction): Pass location to
8872 c_parser_omp_variable_list.
8873 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
8874 (c_parser_omp_clause_untied): Same.
8875 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
8876 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
8878 * c-tree.h (check_for_loop_decls, undeclared_variable,
8879 build_component_ref, build_array_ref, build_external_ref,
8880 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
8881 build_conditional_expr, build_compound_expr, c_cast_expr,
8882 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
8883 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
8885 * c-semantics.c (build_stmt): Same.
8886 (build_case_label): Same.
8887 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
8888 (undeclared_variable): New argument.
8890 (lookup_label): Pass location on down.
8891 (define_label): Same.
8892 (finish_decl): Same.
8893 (build_compound_literal): Same.
8894 (finish_struct): Same.
8895 (finish_function): Do not set location here.
8896 (check_for_loop_decls): New argument.
8897 * tree.c (save_expr): Set location.
8898 (build_empty_stmt): New argument.
8899 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
8900 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
8901 * builtins.c (gimplify_va_arg_expr): Use locations.
8902 (expand_builtin_sync_operation): Same.
8903 * c-typeck.c (build_component_ref): New argument.
8904 (build_array_ref): Same.
8905 (build_external_ref): Same.
8906 (c_expr_sizeof_expr): Same.
8907 (c_expr_sizeof_type): Same.
8908 (parser_build_unary_op): Same.
8909 (build_conditional_expr): Same.
8910 (build_compound_expr): Pass location on down.
8911 (build_compound_expr): New argument.
8912 (build_c_cast): Same.
8913 (c_cast_expr): Same.
8914 (build_asm_expr): Same.
8915 (c_finish_return): Same.
8916 (c_process_expr_stmt): Pass location on down.
8917 (c_finish_stmt_expr): New argument.
8918 (push_clenaup): Same.
8919 (c_finish_omp_parallel): Same.
8920 (c_finish_omp_task): Same.
8921 * gimplify.c (gimplify_call_expr): Pass location on down.
8922 * c-omp.c (c_finish_omp_master): New argument.
8923 (c_finish_omp_critical): Same.
8924 (c_finish_omp_ordered): Same.
8925 (c_finish_omp_barrier): Same.
8926 (-c_finish_omp_taskwait): Same.
8927 (c_finish_omp_atomic): Same.
8928 (c_finish_omp_flush): Same.
8929 * tree-inline.c (copy_tree_body_r): Pass location on down.
8930 (inline_forbidden_p): Remove use of input_location.
8931 * c-gimplify.c (c_build_bind_expr): New argument.
8932 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
8933 (c_sizeof_or_alignof_type): New argument.
8934 (c_alignof_expr): Same.
8935 (build_va_arg): Same.
8936 (c_add_case_label): Same.
8937 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
8938 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
8939 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
8940 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
8941 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
8942 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
8944 * stub-objc.c (objc_build_selector_expr): Same.
8945 (objc_build_throw_stmt): Same.
8946 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
8947 (c_parser_initelt): Same.
8948 (c_parser_compound_statement): Same.
8949 (c_parser_compound_statement_nostart): Same.
8950 (c_parser_label): Same.
8951 (c_parser_statement_after_labels): Same.
8952 (c_parser_if_body): Same.
8953 (c_parser_else_body): Same.
8954 (c_parser_if_statement): Same.
8955 (c_parser_switch_statement): Same.
8956 (c_parser_while_statement): Same.
8957 (c_parser_do_statement): Same.
8958 (c_parser_for_statement): Same.
8959 (c_parser_asm_statement): Same.
8960 (c_parser_conditional_expression): Same.
8961 (c_parser_binary_expression): Same.
8962 (c_parser_cast_expression): Same.
8963 (c_parser_unary_expression): Same.
8964 (c_parser_sizeof_expression): Same.
8965 (c_parser_alignof_expression): Same.
8966 (c_parser_postfix_expression): Same.
8967 (c_parser_expression): Same.
8968 (c_parser_objc_receiver): Same.
8969 (c_parser_omp_variable_list): Same.
8970 (c_parser_omp_structured_block): Same.
8971 (c_parser_omp_atomic): New argument.
8972 (c_parser_omp_barrier): Same.
8973 (c_parser_omp_critical): Same.
8974 (c_parser_omp_flush): Pass location on down.
8975 (c_parser_omp_for_loop): New argument.
8976 (c_parser_omp_for): Same.
8977 (c_parser_omp_master): Same.
8978 (c_parser_omp_ordered): Same.
8979 (c_parser_omp_sections_scope): Same.
8980 (c_parser_omp_sections): Same.
8981 (c_parser_omp_parallel): Same.
8982 (c_parser_omp_single): Same.
8983 (c_parser_omp_task): Same.
8984 (c_parser_omp_taskwait): Pass location on down.
8985 (c_parser_omp_construct): Same.
8986 (c_parser_omp_threadprivate): Same.
8987 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
8988 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
8989 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
8990 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
8991 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
8992 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
8993 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
8994 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
8995 config/i386/i386.c, stmt.c:
8996 Add location argument to the following function definitions and/or
8997 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
8998 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
8999 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9000 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9001 do_case, c_finish_bc_stmt, build_compound_literal,
9002 build_function_call.
9003 * c-decl.c (build_compound_literal): Add location argument.
9004 Make all diagnostic calls use location.
9005 (start_struct): Same.
9006 (finish_struct): Same.
9008 (build_enumerator): Same.
9009 (start_function): Same.
9010 (grokdeclarator): Make all diagnostic calls use location.
9011 (store_parm_decls_oldstyle): Same.
9012 * c-typeck.c (build_function_call): Add location argument.
9013 Make all diagnostic calls use location.
9015 (c_finish_bc_stmt): Same.
9016 * tree-nested.c (get_trampoline_type): Add argument.
9017 Pass location to build_decl.
9018 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9019 * rtl.h (RTL_LOCATION): New.
9020 * c-common.c (c_add_case_label): Add location argument.
9021 Make all diagnostic calls use location.
9022 * c-common.h: Add location argument to make_fname_decl, do_case,
9023 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9024 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9025 Set it appropriately for every case. Pass enum_loc to start_enum
9026 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9028 (c_parser_struct_or_union_specifier): Save location. Use it for
9029 start_struct, finish_struct, and parser_xref_tag.
9031 2009-06-12 Ian Lance Taylor <iant@google.com>
9033 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9035 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9036 cpp_opts->warn_cxx_operator_names.
9038 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9041 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9042 is returns NULL and OP is a VCE, look through the VCE.
9044 2009-06-12 Ian Lance Taylor <iant@google.com>
9047 * collect2.c (main): Use CONST_CAST2 in code inside #if
9048 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9050 2009-06-12 Joey Ye <joey.ye@intel.com>
9053 * cfgexpand.c (get_decl_align_unit): Update
9054 max_used_stack_slot_alignment with align instead of
9055 stack_alignment_needed.
9057 * function.c (assign_stack_local_1): Update
9058 max_used_stack_slot_alignment with alignment_in_bits instead
9059 of stack_alignment_needed.
9060 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9063 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9065 * dwarf2out.c (last_var_location_insn): New variable.
9066 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9067 (dwarf2out_var_location): Don't record anything after last real
9068 insn. Only change labels if there were any real instructions
9069 in between last note and this one, or if changed sections.
9071 2009-06-11 Richard Henderson <rth@redhat.com>
9073 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9074 note when storing the frame pointer in a register.
9075 (FRP): Don't redefine to nothing for epilogue.
9076 (alpha_expand_epilogue): Mark register and sp restores.
9077 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9079 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9080 when gen_lowpart is needed.
9082 2009-06-11 Richard Henderson <rth@redhat.com>
9084 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9086 * dwarf2out.c (need_data_align_sf_opcode): New.
9087 (div_data_align): Move earlier.
9088 (def_cfa_1, reg_save): Use it.
9090 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9093 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9094 (ix86_handle_option): Handle OPT_mcrc32.
9095 (ix86_target_string): Add -mcrc32.
9096 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9098 * config/i386/i386.h (TARGET_CRC32): New.
9100 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9101 (sse4_2_crc32di): Likewise.
9103 * config/i386/i386.opt (mcrc32): New.
9105 * doc/invoke.texi: Document -mcrc32.
9107 2009-06-11 Richard Henderson <rth@redhat.com>
9109 * common.opt (gdwarf-): Accept a version number.
9110 * doc/invoke.texi (gdwarf-): Update docs.
9111 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9112 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9113 version level, and record it.
9115 * dwarf2.h (DW_CIE_VERSION): Remove.
9116 * dwarf2out.c (DWARF_VERSION): Remove.
9117 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9118 (output_call_frame_info): Use CIE version 3 for dwarf3,
9119 or if the return register column is out of range for version 1.
9120 (dwarf_stack_op_name): Add all dwarf3 values.
9121 (DEBUG_PUBTYPES_SECTION): New.
9122 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9123 encoding change for dwarf3.
9124 (output_die) [dw_val_class_die_ref]: Likewise.
9125 (output_compilation_unit_header): Emit correct version for dwarf3.
9126 (output_line_info): Likewise.
9127 (output_pubnames): Update for DWARF_VERSION removal.
9128 (output_aranges): Likewise.
9129 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9130 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9131 (dwarf2out_finish): Likewise.
9133 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9135 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9138 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9141 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9142 * builtins.c (expand_builtin_unreachable): New function.
9143 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9144 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9145 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9147 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9148 searching for missing barriers.
9150 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9152 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9153 when -fprofile-generate* was passed.
9154 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9156 2009-06-11 Anthony Green <green@moxielogic.com>
9158 * config/moxie/moxie.md: Define length attribute for all instructions.
9160 (*b<cond:code>): Support limited branch ranges for new PC-relative
9161 branch instructions.
9162 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9164 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9166 * config/i386/i386.c (min_insn_size): Use get_attr_length
9167 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9170 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9171 instead of emit_insn_before.
9173 2009-06-10 Ian Lance Taylor <iant@google.com>
9176 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9179 2009-06-10 Revital Eres <eres@il.ibm.com>
9181 * passes.c (init_optimization_passes): Reschedule
9182 predictive-commoning pass before complete unroll pass.
9184 2009-06-10 Martin Jambor <mjambor@suse.cz>
9186 * cgraph.c (cgraph_node_can_be_local_p): New function.
9187 (cgraph_make_node_local): New function.
9188 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9189 (cgraph_make_node_local): Declare.
9191 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9193 * tree.h (tree_base): Add packed_flag and user_align fields.
9194 Decrease size of spare field.
9195 (TYPE_USER_ALIGN): Use user_align from tree_base.
9196 (DECL_USER_ALIGN): Likewise.
9197 (TYPE_PACKED): Use packed_flag from tree_base.
9198 (DECL_PACKED): Likewise.
9199 (tree_type): Delete packed_flag and user_align fields. Widen
9200 precision field. Widen mode field and shuffle fields to align
9201 mode on an 8-bit boundary.
9202 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9203 Renumber decl_flag_* fields. Fix comments. Widen
9204 decl_common_unused field.
9205 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9206 (DECL_EXTERNAL): Likewise.
9207 (DECL_BIT_FIELD): Likewise.
9208 (DECL_NONADDRESSABLE_P): Likewise.
9209 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9210 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9212 2009-06-10 Ian Lance Taylor <iant@google.com>
9214 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9215 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9216 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9217 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9218 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9219 DEF_VEC_ALLOC_FUNC_P.
9220 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9221 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9222 DEF_VEC_ALLOC_FUNC_O.
9223 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9224 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9225 DEF_VEC_ALLOC_FUNC_I.
9226 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9227 (vec_stack_p_reserve_exact_1): Declare.
9228 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9229 (vec_stack_free): Declare.
9230 (VEC_stack_alloc): Define.
9231 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9232 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9233 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9234 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9236 (stack_vecs): New static variable.
9237 (vec_stack_p_reserve_exact_1): New function.
9238 (vec_stack_o_reserve_1): New static function.
9239 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9240 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9241 (vec_stack_free): New function.
9242 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9243 (VEC_df_ref_stack_alloc): Define.
9244 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9245 DEF_VEC_ALLOC_P_STACK.
9246 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9247 (struct df_collection_rec): Change _vec fields to VEC. Remove
9249 (df_free_collection_rec): Adjust for new fields.
9250 (df_insn_rescan): Use new df_collection_rec fields.
9251 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9252 (df_ref_create_structure, df_ref_record): Likewise.
9253 (df_get_conditional_uses, df_get_call_refs): Likewise.
9254 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9255 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9256 (df_record_exit_block_uses, df_bb_verify): Likewise.
9257 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9258 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9259 Remove count parameter. Change return type to void. Change all
9261 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9262 Remove count parameter. Change return type to void. Change all
9264 (df_install_refs): Change old_vec parameter to VEC. Remove count
9265 parameter. Change all callers.
9266 (df_install_mws): Change old_vec parameter to VEC. Remove count
9267 parameter. Change all callers.
9268 (df_refs_verify): Change new_rec parameter to VEC. Change call
9270 (df_mws_verify): Likewise.
9272 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9274 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9276 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9278 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9280 2009-06-10 Anthony Green <green@moxielogic.com>
9282 * config/moxie/crti.asm: New file.
9283 * config/moxie/crtn.asm: New file.
9284 * config/moxie/moxie.c: New file.
9285 * config/moxie/moxie.h: New file.
9286 * config/moxie/sfp-machine.h: New file.
9287 * config/moxie/moxie-protos.h: New file.
9288 * config/moxie/t-moxie: Created.
9289 * config/moxie/t-moxie-softfp: Created.
9290 * config/moxie/moxie.md: Created.
9291 * config/moxie/constraints.md: Created.
9292 * config.gcc: Add moxie support.
9293 * doc/md.texi (Machine Constraints): Add moxie constraints.
9294 * doc/contrib.texi (Contributors): Mention moxie port.
9295 * doc/install.texi (Specific): Mention the moxie port.
9297 2009-06-09 Ian Lance Taylor <iant@google.com>
9299 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9301 * optabs.c (optab_table): Only use designated initializers if
9302 HAVE_DESIGNATED_INITIALIZERS is defined.
9303 (convert_optab_table): Likewise.
9304 (init_optabs): Always call init_insn_codes if
9305 HAVE_DESIGNATED_INITIALIZERS is not defined.
9307 2009-06-09 Ian Lance Taylor <iant@google.com>
9309 * targhooks.c (default_builtin_vectorized_function): Change fn
9310 parameter to unsigned int.
9311 (default_builtin_vectorized_conversion): Change code parameter to
9313 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9314 * targhooks.h: Update declarations.
9315 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9316 parameter to unsigned int.
9318 * c-typeck.c (comptypes_check_enum_int): New static function.
9319 (comptypes_internal): Add enum_and_int_p parameter. Change all
9321 (comp_target_types): Add location parameter. Change all callers.
9322 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9324 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9325 (build_conditional_expr): Add colon_loc parameter. Change all
9327 (convert_for_assignment): Add location parameter. Change all callers.
9328 * c-parser.c (c_parser_conditional_expression): Pass location of
9329 colon to build_conditional_expr.
9330 * c-tree.h (build_conditional_expr): Update declaration.
9332 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9334 * graphite.c: Revert previous patch.
9336 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9339 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9341 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9343 * tree-ssa-loop-prefetch.c
9344 (loop_prefetch_arrays): Fixed a portability problem in printf format
9347 2009-06-09 Martin Jambor <mjambor@suse.cz>
9349 PR tree-optimization/40351
9350 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9351 refrence to a potential artifical subaccess can be constructed.
9353 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9355 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9356 (sh_override_options): Likewise.
9357 * config/sh/sh.c: Include params.h.
9358 (sh_optimization_options): New.
9359 (sh_override_options): Likewise.
9360 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9361 (OVERRIDE_OPTIONS): Use sh_override_options.
9363 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9365 * dwarf2out.c (emit_cfa_remember): New variable.
9366 (add_fde_cfi): If emit_cfa_remember, recurse to add
9367 DW_CFA_remember_state first.
9368 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9369 instead just set emit_cfa_remember.
9371 2009-06-08 Jan Hubicka <jh@suse.cz>
9374 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9376 2009-06-08 Jan Hubicka <jh@suse.cz>
9379 * cgraphunit.c (save_inline_function_body): Do not copy transform
9380 hooks for saved inline bodies.
9381 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9384 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9386 * jump.c (returnjump_p): Handle delayed branches. Add missing
9389 2009-06-08 Jan Hubicka <jh@suse.cz>
9392 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9393 original node might've been modified.
9394 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9396 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9398 * tree-object-size.c (addr_object_size): Add OSI argument.
9399 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9400 (compute_builtin_object_size, expr_object_size): Adjust callers.
9401 (plus_stmt_object_size): Call addr_object_size instead of
9402 compute_builtin_object_size.
9404 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9405 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9407 * tree-ssa-loop-prefetch.c
9408 (gather_memory_references): Introduced a counter for the number of
9410 (anything_to_prefetch_p): Introduced a counter for the number of
9412 (is_loop_prefetching_profitable): New function with a cost model
9414 (loop_prefetch_arrays): Use the new cost model to determine if
9415 prefetching is profitable.
9416 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9417 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9418 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9419 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9420 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9421 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9423 2009-06-08 Michael Matz <matz@suse.de>
9426 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9427 partitions use the same.
9428 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9429 for basevars of SSA_NAMEs.
9430 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9431 to not expand them twice.
9432 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9435 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9437 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9438 (fdump-final-insns=, gtoggle): New.
9439 * doc/invoke.texi: Document them.
9440 * final.c (rest_of_clean_state): Dump final insn stream.
9441 * gcc.c (invoke_as): Hook in -fcompare-debug.
9442 (static_spec_functions): Add compare-debug-dump-opt,
9443 compare-debug-self-opt and compare-debug-auxbase-opt.
9444 (compare_debug, compare_debug_second, compare_debug_opt): New.
9445 (switches_debug_check, n_switches_debug_check): New.
9446 (debug_auxbase_opt, debug_check_temp_file): New.
9447 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9449 (do_self_spec): Handle arguments after switches.
9450 (do_spec_1): Add .gk extension to temp file basenames for compare.
9451 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9452 (cc1_options): Use it instead of normal auxbase computation for
9453 the second compare-debug compilation.
9454 (compare_files): New.
9455 (main): Set up and implement compare debug mode.
9456 (compare_debug_dump_opt_spec_function): New.
9457 (compare_debug_self_opt_spec_function): New.
9458 (compare_debug_auxbase_opt_spec_function): New.
9459 * toplev.c (process_options): Handle flag_gtoggle,
9460 flag_dump_final_insns.
9461 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9462 during -fcompare-debug-second compilation.
9464 2009-06-07 Ian Lance Taylor <iant@google.com>
9466 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9467 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9469 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9470 with no default node. Change warning with %H to warning_at.
9471 Don't clear warn_switch around case checking.
9472 * doc/invoke.texi (Warning Options): Clarify distinction between
9473 -Wswitch and -Wswitch-enum.
9475 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9477 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9479 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9481 * gbl-ctors.h: Add header guard.
9483 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9485 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9486 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9487 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9488 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9489 prototypes for removed functions.
9490 (expressions_equal_p): Move to ...
9491 * tree-ssa-sccvn.h: ... here and ...
9492 * matrix-reorg.c: ... adjust includes.
9494 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9496 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9498 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9500 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9501 (finish_function): Remove erroneous whitespace.
9503 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9505 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9506 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9508 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9510 * errors.c (internal_error): Commentary typo fix.
9511 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9512 * tree-ssa-pre.c: Ditto.
9514 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9516 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9517 them is supposed to hold actual statements.
9519 2009-06-06 Ian Lance Taylor <iant@google.com>
9521 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9522 empty statements can now have attributes.
9524 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9526 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9527 * config/mips/mips.md: Ditto.
9529 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9531 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9533 (__eabi_uconvert): Likewise.
9535 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9537 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9538 CFI_* definitions with IN_GCC.
9540 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9542 * xcoffout.h (xcoffout_source_line): Update prototype.
9544 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9546 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9547 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9549 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9552 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9553 inlined_function_outer_scope_p blocks for artificial inlines
9555 * tree.c (tree_nonartificial_location): Rewrite using
9556 block_nonartificial_location.
9558 2009-06-05 Revital Eres <eres@il.ibm.com>
9559 Leehod Baruch <leehod@il.ibm.com>
9561 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9562 (expand_expr_real_1): Remove comment.
9563 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9564 Vectorize misaligned access when the target supports it.
9565 (vect_supportable_dr_alignment): Check for unaligned access support.
9566 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9569 2009-06-05 Julian Brown <julian@codesourcery.com>
9571 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9572 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9574 2009-06-05 Richard Guenther <rguenther@suse.de>
9577 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9580 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9582 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9583 (save_gprs): Don't tell unwinder when a global register is saved.
9584 (s390_emit_epilogue): Emit needed epilogue unwind info.
9586 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9588 * dwarf2out.c (deferred_asm_name): New.
9589 (add_name_and_src_coords_attributes): Defer creation of
9590 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9592 (move_linkage_attr): New.
9593 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9596 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9598 * tree-nested.c (finalize_nesting_tree_1): Declare the
9599 frame_decl in the binding tree.
9601 2009-06-04 Cary Coutant <ccoutant@google.com>
9603 * basic-block.h (struct basic_block_def): Add discriminator field.
9604 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9606 * debug.c (do_nothing_debug_hooks): Add additional entry.
9607 (debug_nothing_int_charstar_int): New function.
9608 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9609 (debug_nothing_int_charstar_int): New declaration.
9610 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9611 discriminator value in .loc directive.
9612 * final.c (last_discriminator): New variable.
9613 (discriminator): New variable.
9614 (final_start_function): Initialize above variables, pass current
9615 discriminator to debug hook.
9616 (notice_source_line): Check for discriminator change.
9617 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9618 * sdbout.c (sdbout_source_line): New parameter.
9619 * tree-cfg.c (struct locus_discrim_map): New structure type.
9620 (discriminator_per_locus): New hash table.
9621 (build_gimple_cfg): Allocate and free discriminator hash table.
9622 (make_edges): Call assign_discriminator.
9623 (locus_map_hash): New function.
9624 (locus_map_eq): New function.
9625 (next_discriminator_for_locus): New function.
9626 (same_line_p): New function.
9627 (assign_discriminator): New function.
9628 (make_cond_expr_edges): Call assign_discriminator.
9629 (make_gimple_switch_edges): Likewise.
9630 (first_non_label_stmt): New function.
9631 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9633 * xcoffout.c (xcoffout_source_line): Add new parameter.
9635 * configure.ac (gcc_cv_as_discriminator): New configury check for
9636 gas support for discriminator.
9637 * configure: Regenerate.
9638 * config.in: Regenerate.
9640 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9642 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9643 val after checking for integers.
9645 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9647 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9649 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9650 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9651 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9652 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9653 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9654 X64_SSE_REGPARM_MAX.
9655 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9656 X64_SSE_REGPARM_MAX.
9658 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9660 * gcc.c (report_times_to_file): New.
9661 (execute): Implement it.
9662 (process_command): Support -time=.
9663 * doc/invoke.texi: Document it.
9665 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9667 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9668 that have value exprs.
9670 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9672 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9673 declarations for constants until...
9674 (dw2_output_indirect_constant_1): ... this point.
9676 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9679 * arm.md (arm_addsi3): Don't try to split an add with an
9680 eliminable register until after reload has completed.
9682 2009-06-03 Ian Lance Taylor <iant@google.com>
9684 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9685 * genattrtab.c (write_length_unit_log): Likewise.
9686 * genchecksum.c (dosum): Likewise.
9687 * gengtype.c (write_rtx_next): Likewise.
9688 (finish_root_table, write_roots): Likewise.
9689 * gimple.c (gimple_ops_offset_): Likewise.
9690 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9691 * config/arc/arc.c (arc_attribute_table): Likewise.
9692 * config/arm/arm.c (arm_attribute_table): Likewise.
9693 * config/avr/avr.c (avr_attribute_table): Likewise.
9694 * config/crx/crx.c (crx_attribute_table): Likewise.
9695 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9696 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9697 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9698 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9699 * config/sh/sh.c (sh_attribute_table): Likewise.
9700 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9701 * config/spu/spu.c (spu_attribute_table): Likewise.
9702 * config/v850/v850.c (v850_attribute_table): Likewise.
9704 * config/alpha/alpha.c (vms_attribute_table): Make static.
9705 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9706 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9707 * config/mips/mips.c (mips_attribute_table): Likewise.
9709 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9711 (cc1-checksum.o): Likewise.
9713 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9715 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9717 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9719 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9720 insn if it is changing sp. Use gen_add3_insn instead of
9721 conditionally gen_addsi3 and gen_adddi3.
9722 (offset_below_red_zone_p): New static inline function.
9723 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9724 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9725 * config/rs6000/ppc-asm.h: Include auto-host.h.
9726 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9727 CFI_RESTORE): Define.
9728 * config/rs6000/crtresxgpr.asm: Add unwind info.
9729 * config/rs6000/crtresxfpr.asm: Likewise.
9730 * config/rs6000/crtresgpr.asm: Likewise.
9731 * config/rs6000/crtresfpr.asm: Likewise.
9732 * config/rs6000/crtsavgpr.asm: Likewise.
9733 * config/rs6000/crtsavfpr.asm: Likewise.
9735 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9736 argument of DWARF2_FRAME_REG_OUT macros.
9738 2009-06-03 Julian Brown <julian@codesourcery.com>
9740 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9741 words or less (including TImode) in core registers.
9743 2009-06-03 Richard Guenther <rguenther@suse.de>
9746 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9748 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9750 * statistics.c (statistics_counter_event): Do not record event
9751 in pass dump if its number == -1.
9752 (curr_statistics_hash): Add assert that we never get passes
9753 with static number == -1.
9755 2009-06-03 Richard Guenther <rguenther@suse.de>
9756 Andrey Belevantsev <abel@ispras.ru>
9758 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9759 non-BLKmode arrays addressable.
9761 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9763 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9764 * config/m68k/m68k.h: ... here.
9765 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9768 2009-06-03 Martin Jambor <mjambor@suse.cz>
9770 PR tree-optimization/40323
9771 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9774 2009-06-03 Richard Guenther <rguenther@suse.de>
9776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9779 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
9781 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9782 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
9783 JUMP_TABLE_DATA_P where applicable.
9784 * config/sh/sh.c: Ditto.
9785 * config/sh/sh.h: Ditto.
9786 * config/sh/sh.md: Ditto.
9787 * config/sh/symbian.c: Ditto.
9789 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/driver-i386.c (describe_cache): Optimize
9792 concatenation of strings. Use snprintf instead of sprintf.
9793 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
9794 target when not compiling with GCC.
9796 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
9798 * config/sh/sh.c: Revert last change.
9799 (sh_expand_epilogue): Emit a blockage insn before the frame
9800 pointer adjustment unconditionally.
9802 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9804 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
9805 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
9806 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
9807 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
9808 to COLLECT_GCC_OPTIONS.
9810 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9812 * collect2.c (target_system_root): New variable.
9813 (main): Handle --sysroot=.
9814 (ignore_library): Strip the sysroot from the library path.
9816 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9818 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
9819 (collect2.o): Depend on collect2-aix.h.
9820 (collect2-aix.o): New rule.
9821 * collect2-aix.h: New file.
9822 * collect2-aix.c: Likewise.
9823 * collect2.c: Include collect2-aix.h. Don't undefine
9824 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
9825 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
9826 Use TARGET_AIX_VERSION instead of _AIX51.
9827 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
9828 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
9829 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
9830 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
9831 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
9833 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9835 * collect2.c (ignore_library): Avoid premature post-increment
9838 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
9840 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
9841 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
9842 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
9843 CROSS_DIRECTORY_STRUCTURE too.
9844 (LINK_LIBG_SPEC): Likewise.
9845 (LIB_SPEC): Add %R to sysroot paths.
9846 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
9847 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
9848 * config/rs6000/aix51.h: As for aix43.h.
9849 * config/rs6000/aix52.h: Likewise.
9850 * config/rs6000/aix53.h: Likewise.
9851 * config/rs6000/aix61.h: Likewise.
9852 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
9853 to the beginning of sysroot paths.
9855 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9857 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
9858 INSN_LISTs that are out of the REG_NOTE range.
9860 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9862 * loop-unroll.c (struct iv_to_split): Add pointer to next.
9863 (struct var_to_expand): Likewise.
9864 (struct opt_info): Add head and tail for linked lists of the above.
9865 (analyze_insn_to_expand_var): Initialize next.
9866 (analyze_iv_to_split_insn): Likewise.
9867 (analyze_insns_in_loop): Create linked lists.
9868 (allocate_basic_variable): Simplify for use without hash table.
9869 (insert_var_expansion_initialization): Likewise, make it type-safer.
9870 (combine_var_copies_in_loop_exit): Likewise.
9871 (apply_opt_in_copies): Walk lists rather than hash tables.
9872 (release_var_copies): Simplified and inlined by hand into...
9873 (free_opt_info): ... this function.
9875 2009-06-02 Richard Guenther <rguenther@suse.de>
9877 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
9880 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9882 * cfgexpand.c (gimple_expand_cfg): Discard the source location
9883 only for builtins that are not overridden.
9885 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9887 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
9890 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9892 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
9894 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9896 * combine.c (move_deaths): Compare LUIDs within the same BB only.
9898 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
9900 * common.opt (fdump-unnumbered-links): New.
9901 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
9902 * print-rtl.c (flag_dump_unnumbered_links): New.
9903 (print_rtx): Test it.
9905 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
9907 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
9908 push/pop multiple to 8-byte alignment.
9910 2009-06-01 Jakub Jelinek <jakub@redhat.com>
9912 * config/i386/i386.c (queued_cfa_restores): New static variable.
9913 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
9915 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
9916 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
9917 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
9918 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
9919 note unconditionally.
9920 (ix86_emit_restore_regs_using_mov): Likewise.
9921 (ix86_emit_restore_sse_regs_using_mov): Likewise.
9922 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
9923 it through to ix86_emit_restore_reg_using_pop.
9924 (ix86_emit_leave): Add RED_OFFSET argument. Call
9925 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
9926 instead of adding REG_CFA_OFFSET note unconditionally.
9927 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
9928 the above functions. Call ix86_add_queued_cfa_restore_notes when
9931 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
9932 force output of the label even for dwarf2out_do_cfi_asm.
9933 (add_fde_cfi): If -g2 and above and cfi might change CFA,
9934 force creation of CFI label and chain DW_CFA_set_loc jumping to it
9935 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
9937 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9938 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
9939 dwarf2out_cfi_label callers.
9940 * tree.h (dwarf2out_cfi_label): Adjust prototype.
9941 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
9942 Adjust dwarf2out_cfi_label callers.
9943 * config/vax/vax.c (vax_output_function_prologue): Likewise.
9945 * config/i386/i386.h (struct machine_cfa_state,
9946 struct machine_function): Guard with ifndef USED_FOR_TARGET
9947 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
9950 * emutls.c (__emutls_get_address): Change arr->size to mean number
9951 of allocated arr->data entries instead of # of slots + 1.
9954 * recog.c (peep2_reinit_state): New function.
9955 (peephole2_init_state): Use it at the end of a basic block and also
9956 when seeing a RTX_FRAME_RELATED_P insn.
9958 2009-06-01 Steve Ellcey <sje@cup.hp.com>
9960 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
9961 fixuns_truncrfdi2): New.
9962 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
9963 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
9964 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
9965 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
9966 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
9967 *recip_approx): Remove.
9968 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
9969 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
9970 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
9972 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
9975 2009-06-01 Ian Lance Taylor <iant@google.com>
9977 * attribs.c (register_attribute): Use CONST_CAST.
9978 * collect2.c (main): Use CONST_CAST2.
9979 (scan_prog_file): Likewise.
9980 * gcc.c (process_command, main): Likewise.
9981 * toplev.c (toplev_main): Likewise.
9983 * c-typeck.c (handle_warn_cast_qual): New static function,
9984 partially broken out of build_c_cast.
9985 (build_c_cast): Call handle_warn_cast_qual.
9986 * doc/invoke.texi (Warning Options): Document new effect of
9989 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
9991 * diagnostic.c (diagnostic_build_prefix): Always print columns.
9992 (diagnostic_report_current_module): Print columns.
9993 * common.opt (flag_show_column): Enable by default.
9995 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
9997 * alias.c (find_base_term): Check for NULL term before returning.
9999 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10001 Revert due to PR40320:
10002 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10003 * calls.c (emit_library_call_value_1): Don't force_operand for move
10006 2009-06-01 Olivier Hainque <hainque@adacore.com>
10007 Eric Botcazou <ebotcazou@adacore.com>
10009 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10010 to be processed as a bitfield for constructor output purposes.
10011 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10013 * varasm.c (oc_local_state): New type, output_constructor
10014 local state to support communication with helpers.
10015 (oc_outer_state): New type, output_constructor outer state of
10016 relevance in recursive calls.
10017 (output_constructor_array_range): New output_constructor helper,
10018 extracted code for an array range element.
10019 (output_constructor_regular_field): New output_constructor helper,
10020 extracted code for an element that is not a bitfield.
10021 (output_constructor_bitfield): New output_constructor helper,
10022 extracted code for a bitfield element. Accept an OUTER state
10023 argument for recursive processing. Recurse on record or array
10024 CONSTRUCTOR values, possibly past noop conversions.
10025 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10026 VALUE is a valid constant-valued expression for use in a static
10027 bit-field initializer.
10028 (output_constructor): Rework to use helpers. Accept and honor an
10029 OUTER state argument for recursive calls. Return total size. Be
10030 prepared for nested constructors initializing bitfields.
10031 (output_constant): Feed OUTER in calls to output_constructor.
10033 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10035 * calls.c (emit_library_call_value_1): Don't force_operand for move
10038 2009-06-01 Nick Clifton <nickc@redhat.com>
10040 * doc/invoke.texi (IA-64 Options): Fix typo.
10042 2009-06-01 Ira Rosen <irar@il.ibm.com>
10044 PR tree-optimization/39129
10045 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10047 (vect_do_peeling_for_loop_bound): Use
10048 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10049 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10050 (vect_loop_versioning): Likewise.
10051 (vect_create_cond_for_alias_checks): Fix indentation.
10052 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10054 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10055 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10056 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10057 "control flow in loop".
10058 (vect_estimate_min_profitable_iters): Use
10059 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10060 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10061 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10062 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10063 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10064 statement belongs to a group of strided accesses with the exact code
10066 (vectorizable_load): Likewise.
10067 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10068 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10070 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10072 * config/freebsd-stdint.h: New file.
10073 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10074 Add freebsd-stdint.h to tm_file.
10076 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10078 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10079 (thumb2_extendhidi2): Likewise.
10081 2009-05-31 Ian Lance Taylor <iant@google.com>
10083 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10085 2009-05-31 Ian Lance Taylor <iant@google.com>
10087 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10088 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10089 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10091 2009-05-31 Jason Merrill <jason@redhat.com>
10093 * tree-pretty-print.c (print_call_name): Take the callee, not the
10094 call itself. Make non-static. Use dump_function_name for functions.
10095 (dump_generic_node): Adjust.
10096 * diagnostic.h: Declare print_call_name.
10097 * gimple-pretty-print.c (dump_gimple_call): Use it.
10099 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10101 * config/sh/sh.md (ashldi3_std): New define_expand.
10104 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10107 * config/sh/sh.c: Include debug.h.
10108 (sh_expand_epilogue): Emit a blockage insn before the frame
10109 pointer adjustment also when dwarf2out_do_frame returns true.
10111 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10113 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10114 (thumb2_extendqidi2): New pattern.
10116 2009-05-31 Ira Rosen <irar@il.ibm.com>
10118 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10119 mark phis for renaming.
10120 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10121 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10122 Call mark_sym_for_renaming.
10123 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10124 * tree-vect-loop.c (vect_transform_loop): Remove
10125 vect_memsyms_to_rename initialization and a call to
10126 mark_set_for_renaming.
10128 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10130 PR middle-end/40304
10131 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10132 frame related even if !set_cfa && style < 0.
10134 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10136 * config/i386/mingw-tls.c: New file.
10137 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10138 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10139 defining _WIN32 but not __CYGWIN__.
10141 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10143 * configure.ac: Add MPC support.
10145 * config.in, configure: Regenerate.
10147 2009-05-29 Richard Henderson <rth@redhat.com>
10149 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10150 NOTE_INSN_BASIC_BLOCK.
10151 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10152 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10153 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10155 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10157 (add_cfi): Disable check redefining cfa away from drap.
10158 (lookup_cfa_1): Add remember argument; handle remember/restore.
10159 (lookup_cfa): Pass remember argument.
10160 (cfa_remember): New.
10161 (compute_barrier_args_size_1): Remove sibcall check.
10162 (dwarf2out_frame_debug_def_cfa): New.
10163 (dwarf2out_frame_debug_adjust_cfa): New.
10164 (dwarf2out_frame_debug_cfa_offset): New.
10165 (dwarf2out_frame_debug_cfa_register): New.
10166 (dwarf2out_frame_debug_cfa_restore): New.
10167 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10168 (dwarf2out_begin_epilogue): New.
10169 (dwarf2out_frame_debug_restore_state): New.
10170 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10171 DW_CFA_restore_state.
10172 (output_cfi_directive): Likewise.
10173 (convert_cfa_to_fb_loc_list): Likewise.
10174 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10175 * dwarf2out.h: Update.
10176 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10177 (copy_insn_1): Early out for null.
10178 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10179 and dwarf2out_frame_debug_restore_state.
10180 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10181 (prologue_insn_hash, epilogue_insn_hash): New.
10182 (free_after_compilation): Adjust freeing accordingly.
10183 (record_insns): Create hash table if needed; push insns into
10184 hash instead of array.
10185 (maybe_copy_epilogue_insn): New.
10186 (contains): Search hash table instead of array.
10187 (sibcall_epilogue_contains): Remove.
10188 (thread_prologue_and_epilogue_insns): Split eh_return insns
10189 and mark them as epilogues.
10190 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10191 scanning in terms of basic blocks.
10192 * insn-notes.def (CFA_RESTORE_STATE): New.
10193 * jump.c (returnjump_p_1): Accept EH_RETURN.
10194 (eh_returnjump_p_1, eh_returnjump_p): New.
10195 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10196 CFA_REGISTER, CFA_RESTORE): New.
10197 * rtl.def (EH_RETURN): New.
10198 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10200 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10201 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10203 * config/i386/i386.c (gen_push): Update cfa state.
10204 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10205 add a CFA_ADJUST_CFA note.
10206 (ix86_dwarf_handle_frame_unspec): Remove.
10207 (ix86_expand_prologue): Update cfa state.
10208 (ix86_emit_restore_reg_using_pop): New.
10209 (ix86_emit_restore_regs_using_pop): New.
10210 (ix86_emit_leave): New.
10211 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10212 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10213 * config/i386/i386.h (struct machine_cfa_state): New.
10214 (ix86_cfa_state): New.
10215 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10216 (eh_return_internal): Merge from eh_return_<mode>,
10217 use eh_return rtx, split w/ epilogue.
10219 2009-05-29 Ian Lance Taylor <iant@google.com>
10221 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10223 * calls.c (emit_library_call_value_1): Likewise.
10225 * c-typeck.c (c_build_va_arg): New function.
10226 * c-tree.h (c_build_va_arg): Declare.
10227 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10228 instead of build_va_arg.
10230 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10232 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10233 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10234 (ptr_difference_cost): Use affine combinations to compute it.
10235 (difference_cost): Likewise.
10236 (get_computation_cost_at): Compute more accurate cost for addresses
10237 if the ratio is a multiplier allowed in addresses.
10238 For non-addresses, consider that an additional offset or symbol is
10241 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10243 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10244 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10246 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10247 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10248 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10250 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10251 to 1 for TYPE_SSE{IADD1,CVT1}.
10252 (prefix_vex_imm8): Removed.
10253 (length_vex): Only pass 1 as second argument to
10254 ix86_attr_length_vex_default if prefix_extra is 0.
10255 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10256 (length): For prefix vex computation use length_immediate
10257 attribute instead of prefix_vex_imm8.
10258 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10259 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10260 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10261 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10262 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10263 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10264 a space in between the operands.
10265 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10266 if one operand is 0xff and the other one si, di, bp or sp.
10267 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10268 other one si, di, bp or sp.
10269 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10270 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10271 type and mode attributes.
10272 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10273 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10274 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10275 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10276 prefix_data16 attribute iff MODE_DF.
10277 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10278 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10279 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10280 constm128_operand in length_immediate computation.
10281 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10282 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10283 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10284 length_immediate attribute to 1.
10285 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10286 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10287 for certain alternatives.
10288 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10289 prefix_data16 attribute if MODE_V1DF.
10290 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10291 length_immediate to 1.
10292 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10293 length_address to 4, set mode attribute to MODE_DI.
10294 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10295 (fxam<mode>2_i387): Set length attribute to 4.
10296 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10297 *prefetch_3dnow_rex): Override length_address attribute.
10298 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10300 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10301 (constm128_operand): Removed.
10302 * config/i386/i386.c (memory_address_length): For
10303 disp && !index && !base in 64-bit mode account for SIB byte if
10304 print_operand_address can't optimize disp32 into disp32(%rip)
10305 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10306 for fs: or gs: segment.
10307 (ix86_attr_length_immediate_default): When checking if shortform
10308 is possible, truncate immediate to the length of the non-shortened
10310 (ix86_attr_length_address_default): Ignore MEM_P operands
10312 (ix86_attr_length_vex_default): Only check for DImode on
10313 GENERAL_REG_P operands.
10314 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10315 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10316 (sse_cvttps2pi): Clear prefix_rep attribute.
10317 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10319 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10320 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10321 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10322 iff operand 2 is const_int_operand.
10323 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10324 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10325 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10327 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10329 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10330 prefix_data16 attribute for movlpd and movhpd instructions.
10331 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10332 length_immediate for shufpd instruction.
10333 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10334 (avx_cmpp<avxmodesuffixf2c><mode>3,
10335 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10336 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10337 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10338 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10339 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10340 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10341 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10342 prefix_data16 attribute for the first alternative to 1.
10343 (*avx_loadlps): Override length_immediate for the first alternative.
10344 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10345 attributes for second alternative.
10346 (*vec_concatv2sf_sse4_1): Override length_immediate and
10347 prefix_data16 attributes for second alternative.
10348 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10349 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10350 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10351 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10352 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10353 prefix_data16 and length_immediate to 1.
10354 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10356 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10357 prefix_extra attribute for variants that don't have 0f prefix alone.
10358 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10359 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10360 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10361 *sse4_1_pextrd): Set length_immediate to 1.
10362 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10363 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10365 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10366 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10367 length_immediate to 1 for second alternative.
10368 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10369 prefix_extra and length_immediate attributes for the first
10371 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10373 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10374 to 1 for the first and third alternative.
10375 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10377 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10379 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10381 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10382 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10383 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10384 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10385 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10386 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10387 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10388 ssse3_psign<mode>3): Override prefix_rex attribute.
10389 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10390 (ssse3_palignrti): Override length_immediate to 1.
10391 (ssse3_palignrdi): Override length_immediate to 1, override
10392 prefix_rex attribute.
10393 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10394 (sse4a_extrqi): Override length_immediate to 2.
10395 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10396 (sse4a_insertq): Override prefix_data16 to 0.
10397 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10398 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10399 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10400 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10401 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10402 and length_immediate to 1.
10403 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10404 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10405 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10406 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10407 and length_immediate to 1.
10408 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10409 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10410 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10411 avx_ptest256): Override prefix_extra to 1.
10412 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10413 Override prefix_data16 and length_immediate to 1.
10414 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10415 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10416 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10417 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10418 prefix_data16 to 0 and prefix_extra to 2.
10419 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10420 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10422 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10423 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10424 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10425 and prefix_extra to 2.
10426 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10427 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10428 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10429 avx_vpermilvar<mode>3,
10430 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10431 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10432 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10433 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10434 Override prefix_extra to 1.
10435 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10436 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10437 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10438 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10439 prefix_extra and length_immediate to 1.
10440 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10442 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10443 to 1 for the first alternative.
10444 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10445 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10447 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10448 *movv2sf_internal_avx, *movv2sf_internal): Override
10449 prefix_rep attribute for certain alternatives.
10450 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10451 attributes for certain alternatives.
10452 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10453 attributes for certain alternatives.
10454 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10455 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10456 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10457 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10458 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10459 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10460 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10461 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10462 length_immediate to 1 if operand 2 is const_int_operand.
10463 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10464 *vec_extractv2si_1): Set length_immediate attribute to 1.
10465 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10466 using old 3DNOW insn rather than SSE/3DNOW_A.
10467 (mmx_emms, mmx_femms): Clear modrm attribute.
10469 2009-05-29 Martin Jambor <mjambor@suse.cz>
10471 * tree-sra.c: New implementation of SRA.
10473 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10474 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10475 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10476 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10477 (SRA_MAX_STRUCTURE_COUNT): Removed.
10478 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10479 * doc/invoke.texi (sra-max-structure-size): Removed.
10480 (sra-field-structure-ratio): Removed.
10482 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10484 PR middle-end/40291
10485 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10488 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10490 PR rtl-optimization/40101
10491 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10492 seqno. Adjust comment.
10493 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10494 inserting bookkeeping before a jump, the jump is not scheduled.
10495 When no positive seqno found, provide a value. Add comment.
10497 2009-05-29 Richard Guenther <rguenther@suse.de>
10499 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10500 short-cutting on the first component.
10502 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10504 PR middle-end/39958
10505 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10506 for trees other than decls/types.
10508 2009-05-29 Richard Guenther <rguenther@suse.de>
10510 * tree-ssa-operands.c (get_expr_operands): Do not handle
10511 INDIRECT_REFs in the handled-component case. Remove
10512 unused get_ref_base_and_extent case.
10513 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10514 tree_low_cst and host_integerp where possible.
10515 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10516 codes for equivalence.
10517 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10519 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10521 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10522 to tmake_file for i[34567]86-*-cygwin*.
10524 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10527 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10528 (altivec_categorize_keyword, init_vector_keywords,
10529 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10532 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10534 * tree.c (handle_dll_attribute): Check if node is
10535 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10537 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10539 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10541 (thumb2_zero_extendqidi2): Likewise.
10543 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10545 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10546 instead of gen_movrt.
10547 * config/sh/sh.md (movrt): Remove.
10549 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10551 * doc/invoke.texi (IA-64 Options):
10552 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10553 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10554 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10555 -msched-prefer-non-control-spec-insns,
10556 -msched-stop-bits-after-every-cycle,
10557 -msched-count-spec-in-critical-path,
10558 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10559 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10560 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10561 and -msched-spec-verbose.
10563 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10565 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10566 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10568 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10570 2009-05-28 Richard Guenther <rguenther@suse.de>
10572 * tree-ssa-alias.c (ao_ref_init): New function.
10573 (ao_ref_base): Likewise.
10574 (ao_ref_base_alias_set): Likewise.
10575 (ao_ref_alias_set): Likewise.
10576 (refs_may_alias_p_1): Change signature.
10577 (refs_may_alias_p): Adjust.
10578 (refs_anti_dependent_p): Likewise.
10579 (refs_output_dependent_p): Likewise.
10580 (call_may_clobber_ref_p_1): Change signature.
10581 (call_may_clobber_ref_p): Adjust.
10582 (stmt_may_clobber_ref_p_1): New function split out from ...
10583 (stmt_may_clobber_ref_p): ... here.
10584 (maybe_skip_until): Adjust signature.
10585 (get_continuation_for_phi): Likewise.
10586 (walk_non_aliased_vuses): Likewise.
10587 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10588 (ao_ref_init): Declare.
10589 (ao_ref_base): Likewise.
10590 (ao_ref_alias_set): Likewise.
10591 (stmt_may_clobber_ref_p_1): Likewise.
10592 (walk_non_aliased_vuses): Adjust.
10593 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10594 (get_ref_from_reference_ops): remove.
10595 (vn_reference_lookup_2): Adjust signature.
10596 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10597 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10598 (vn_reference_lookup): Adjust.
10599 (vn_reference_insert): Likewise.
10600 (vn_reference_insert_pieces): Adjust signature.
10601 (visit_reference_op_call): Adjust.
10602 * tree-ssa-pre.c (get_expr_type): Simplify.
10603 (phi_translate_1): Adjust.
10604 (compute_avail): Likewise.
10605 (translate_vuse_through_block): Do not re-build trees.
10606 (value_dies_in_block_x): Likewise.
10607 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10609 (vn_reference_lookup_pieces): Adjust declaration.
10610 (vn_reference_insert_pieces): Likewise.
10612 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10614 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10615 with checking disabled.
10617 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10621 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10622 macro definition for support of three-operand format aligned
10623 .comm directive in assembler on cygwin/pe/mingw target OS.
10624 * configure: Regenerate.
10625 * config.h: Regenerate.
10627 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10628 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10629 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10631 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10632 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10634 2009-05-28 Ira Rosen <irar@il.ibm.com>
10636 PR tree-optimization/40254
10637 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10638 in analysis of basic blocks.
10640 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10642 PR middle-end/33699
10643 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10644 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10645 (TARGET_INITIALIZER): Use it.
10646 * cse.c (CHEAPER): Move it up to the other macros.
10647 (insert): Rename this ...
10648 (insert_with_costs): ... to this. Add cost parameters. Update
10650 (insert): New function. Call insert_with_costs.
10651 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10652 find_reg_offset_for_const, try_const_anchors): New functions.
10653 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10654 when using a const-anchor. Call insert_const_anchors.
10655 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10656 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10658 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10660 * tree-inline.c (remap_decls): Enable nonlocalized variables
10661 when not optimizing.
10663 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10665 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10666 Simplify other tests involving optimize.
10668 2009-05-27 Tom Tromey <tromey@redhat.com>
10670 * unwind-dw2.c (_Unwind_DebugHook): New function.
10671 (uw_install_context): Call _Unwind_DebugHook.
10673 2009-05-27 Tom Tromey <tromey@redhat.com>
10675 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10677 2009-05-27 Ian Lance Taylor <iant@google.com>
10679 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10680 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10681 (ALL_LINKERFLAGS): Define.
10682 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10683 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10684 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10685 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10686 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10687 $(LINKER_FOR_BUILD).
10688 (build/gcov-iov$(build_exeext)): Likewise.
10690 2009-05-27 Julian Brown <julian@codesourcery.com>
10692 * gcse.c (target.h): Include.
10693 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10694 copy of argument to a pseudo register.
10696 2009-05-27 Diego Novillo <dnovillo@google.com>
10698 * tree-ssa-live.c (dump_scope_block): Document arguments.
10699 (dump_scope_blocks): Document.
10700 (debug_scope_blocks): New.
10701 * tree-flow.h (debug_scope_blocks): Declare.
10703 2009-05-21 Denis Chertykov <denisc@overta.ru>
10705 * doc/contrib.texi (Contributors): Add myself to the list.
10707 2009-05-27 Olivier Hainque <hainque@adacore.com>
10709 * expr.c (target_align): New function. Alignment the TARGET of an
10710 assignment may be assume to have.
10711 (highest_pow2_factor_for_target): Use it instead of relying on
10712 immediate tree attributes of TARGET, not necessarily honored when
10713 intermediate bitfields are involved.
10715 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10718 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10719 AVX, SSE4, AES, PCLMUL and POPCNT.
10721 2009-05-27 Diego Novillo <dnovillo@google.com>
10723 * tree-pretty-print.c (dump_location): New.
10724 (dump_generic_node): Call it.
10725 Factor code to handle BLOCK nodes ...
10726 (dump_block_node): ... here.
10728 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10730 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10732 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10734 * gcc-plugin.h: Include config.h and system.h.
10735 (IN_GCC): Define if not defined.
10737 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10739 PR middle-end/40249
10740 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10743 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10745 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10747 * config/m32r/m32r.h: Ditto.
10748 * config/m32r/m32r.md: Ditto.
10749 * config/m32r/predicates.md: Ditto.
10751 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10753 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10755 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10758 (Loading plugins): typo.
10759 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10760 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10761 (Interacting with the GCC Garbage Collector): Added new section.
10762 (Giving information about a plugin): Added new section for
10764 * ggc.h (ggc_register_root_tab): Added declaration.
10765 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10766 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10767 (register_callback): Improved comment in declaration.
10768 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10769 (extra_root_vec) Added static variable for dynamic roots registration.
10770 (ggc_register_root_tab) Added new routine.
10771 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10772 PLUGIN_GGC_MARKING event.
10773 * ggc-zone.c: Include plugin.h.
10774 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10775 * ggc-page.c: Include plugin.h.
10776 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10777 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
10778 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
10779 (register_callback): check lack of callbacks for
10780 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
10781 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
10782 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
10783 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10784 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
10785 dependency on plugin.h.
10786 (plugin.o): Added dependency on ggc.h...
10788 2009-05-26 Richard Guenther <rguenther@suse.de>
10790 PR middle-end/40248
10792 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
10793 with mismatched comparison modes.
10795 * expr.c (expand_expr_real_1): Expand the operand of a
10796 VIEW_CONVERT_EXPR in its natural mode.
10798 2009-05-26 Ian Lance Taylor <iant@google.com>
10800 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
10801 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
10802 (ALL_COMPILERFLAGS): Define.
10803 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
10804 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10805 (collect2$(exeext), collect2.o): Likewise.
10806 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
10807 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
10808 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
10809 (libbackend.o, intl.o, cppdefault.o): Likewise.
10810 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10811 (build/%.o): Use $(COMPILER_FOR_BUILD).
10812 (build/gen%$(build_exeext)): Likewise.
10813 (build/gcov-iov$(build_exeext)): LIkewise.
10814 * config/t-darwin (darwin.o): Use $(COMPILER).
10815 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
10816 * config/t-sol2 (sol2-c.o): Likewise.
10817 (sol2.o): Likewise.
10818 * config/t-vxworks (vxworks.o): Likewise.
10819 * config/x-darwin (host-darwin.o): Likewise.
10820 * config/x-hpux (host-hpux.o): Likewise.
10821 * config/x-linux (host-linux.o): Likewise.
10822 * config/x-solaris (host-solaris.o): Likewise.
10823 * config/alpha/x-alpha (driver-alpha.o): Likewise.
10824 * config/arm/t-arm (arm-c.o): Likewise.
10825 * config/arm/t-pe (pe.o): Likewise.
10826 * config/arm/t-wince-pe (pe.o): Likewise.
10827 * config/i386/t-cygming (winnt.o): Likewise.
10828 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
10829 * config/i386/t-cygwin (cygwin1.o): Likewise.
10830 (cygwin2.o): Likewise.
10831 * config/i386/t-i386 (i386-c.o): Likewise.
10832 * config/i386/t-interix (winnt.o): Likewise.
10833 * config/i386/t-netware (netware.o): Likewise.
10834 * config/i386/t-nwld (nwld.o): Likewise.
10835 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
10836 * config/i386/x-i386 (driver-i386.o): Likewise.
10837 * config/i386/x-cygwin (host-cygwin.o): Likewise.
10838 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
10839 * config/ia64/t-ia64 (ia64-c.o): Likewise.
10840 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
10841 * config/mips/x-native (driver-native.o): Likewise.
10842 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
10843 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
10844 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
10845 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
10846 * config/score/t-score-elf (score7.o): Likewise.
10847 (score3.o): Likewise.
10848 * config/sh/t-sh (sh-c.o): Likewise.
10849 * config/sh/t-symbian (sh-c.o): Likewise.
10850 (symbian.o): Likewise.
10851 * config/spu/t-spu-elf (spu-c.o): Likewise.
10852 * config/v850/t-v850 (v850-c.o): Likewise.
10853 * config/v850/t-v850e (v850-c.o): Likewise.
10855 2009-05-26 Richard Guenther <rguenther@suse.de>
10857 PR tree-optimization/40122
10858 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
10859 VECTOR_CSTs if possible.
10860 (fold_gimple_assign): Likewise.
10862 2009-05-26 Richard Guenther <rguenther@suse.de>
10864 PR middle-end/40252
10865 * fold-const.c (fold_binary): Use the correct types for building
10868 2009-05-26 Richard Guenther <rguenther@suse.de>
10870 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
10871 redundant calls to merge_alias_info.
10872 (bump_vector_ptr): Likewise.
10873 * tree-ssa-copy.c (merge_alias_info): Remove.
10874 (replace_exp_1): Remove call to merge_alias_info.
10875 (propagate_tree_value): Likewise.
10876 (fini_copy_prop): Propagate points-to info.
10877 * tree-flow.h (merge_alias_info): Remove.
10879 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10881 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
10883 2009-05-25 Jan Hubicka <jh@suse.cz>
10885 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10886 * cgraph.h (struct inline_summary): New filed self_wize,
10887 size_inlining_benefit, self_time and time_inlining_benefit.
10888 (struct cgraph_global_info): Replace insns by time ans size fields.
10889 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10890 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10891 (ipcp_update_callgraph): Do not touch function bodies.
10892 * ipa-inline.c: Include except.h
10893 (MAX_TIME): New constant.
10894 (overall_insns): Remove.
10895 (leaf_node_p): New.
10896 (overall_size, max_benefit): New static variables.
10897 (cgraph_estimate_time_after_inlining): New function.
10898 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10899 (cgraph_clone_inlined_nodes): Update size.
10900 (cgraph_mark_inline_edge): Update size.
10901 (cgraph_estimate_growth): Use size info.
10902 (cgraph_check_inline_limits): Check size.
10903 (cgraph_default_inline_p): Likewise.
10904 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10905 (cgraph_decide_recursive_inlining): Check size.
10906 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10908 (cgraph_decide_inlining): Likewise.
10909 (cgraph_decide_inlining_incrementally): Likewise; honor
10910 PARAM_EARLY_INLINING_INSNS.
10911 (likely_eliminated_by_inlining_p): New predicate.
10912 (estimate_function_body_sizes): New function.
10913 (compute_inline_parameters): Use it.
10914 * except.c (must_not_throw_labels): New function.
10915 * except.h (must_not_throw_labels): Declare.
10916 * tree-inline.c (init_inline_once): Kill inlining_weigths
10917 * tree-ssa-structalias.c: Avoid uninitialized warning.
10918 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10919 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10920 (PARAM_INLINE_CALL_COST): Remove.
10921 (PARAM_EARLY_INLINING_INSNS): New.
10923 2009-05-25 Richard Guenther <rguenther@suse.de>
10925 PR tree-optimization/36327
10926 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
10927 callback for reference translation or lookup at the point of may-defs.
10928 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
10929 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
10930 for union COMPONENT_REFs.
10931 (vn_reference_lookup_3): New callback. Lookup from memset
10932 and CONSTRUCTOR assignment, translate through struct copies.
10933 (vn_reference_lookup_pieces): Make sure to not free the
10934 passed operands array. Adjust walk_non_aliased_vuses call.
10935 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
10936 make sure we do not leak memory.
10938 2009-05-25 Richard Guenther <rguenther@suse.de>
10940 * tree-ssa-alias.h (dump_points_to_solution): Declare.
10941 * tree-inline.c (expand_call_inline): Reset the escaped and
10942 callused solutions.
10943 * tree-ssa-structalias.c (pass_build_ealias): New.
10944 * tree-pass.h (pass_build_ealias): Declare.
10945 * passes.c (init_optimization_passes): Add PTA during
10946 early optimizations.
10947 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
10948 and CALLUSED solutions.
10949 (dump_points_to_solution): New function, split out from ...
10950 (dump_points_to_info_for): ... here.
10951 * tree-parloops.c (parallelize_loops): Reset the escaped and
10952 callused solutions.
10954 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10957 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
10958 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
10960 2009-05-25 Ira Rosen <irar@il.ibm.com>
10962 PR tree-optimization/40238
10963 * tree-vect-stmts.c (vect_init_vector): Insert initialization
10964 statements after basic block's labels.
10965 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
10966 to free the allocated memory.
10968 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
10970 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
10971 return address with a USE.
10973 2009-05-24 Richard Guenther <rguenther@suse.de>
10975 PR middle-end/40233
10976 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
10977 array type from the main variant of the inner type.
10979 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10981 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
10982 definition to bool (from int) to un-break build.
10983 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
10985 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
10987 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
10988 discard_stmt_changes): Delete.
10989 * tree-ssa-operands.c (scb_stack): Delete.
10990 (init_ssa_operands): Do not initialize it.
10991 (fini_ssa_operands): Do not free it.
10992 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
10994 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
10995 update_stmt, remove the others. Fix comments.
10996 * tree-dfa.c (optimize_stack_restore): Likewise.
10997 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
10998 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
10999 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11000 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11002 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11003 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11004 (dom_opt_finalize_block): Likewise, adjusting access to
11006 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11007 (stmts_to_rescan): Change item type to gimple.
11008 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11010 2009-05-24 Ira Rosen <irar@il.ibm.com>
11012 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11013 * tree-pass.h (pass_slp_vectorize): New pass.
11014 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11015 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11016 * tree-vectorizer.c (timevar.h): Include.
11017 (user_vect_verbosity_level): Declare.
11018 (vect_location): Fix comment.
11019 (vect_set_verbosity_level): Update user_vect_verbosity_level
11020 instead of vect_verbosity_level.
11021 (vect_set_dump_settings): Add an argument. Ignore user defined
11022 verbosity if dump flags require higher level of verbosity. Print to
11023 stderr only for loop vectorization.
11024 (vectorize_loops): Update call to vect_set_dump_settings.
11025 (execute_vect_slp): New function.
11026 (gate_vect_slp): Likewise.
11027 (struct gimple_opt_pass pass_slp_vectorize): New.
11028 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11029 access its members.
11030 (vec_info_for_bb): New function.
11031 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11032 (VECTORIZATION_ENABLED): New macro.
11033 (SLP_ENABLED, SLP_DISABLED): Likewise.
11034 (vect_is_simple_use): Add bb_vec_info argument.
11035 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11036 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11037 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11038 vect_schedule_slp, vect_analyze_slp): Likewise.
11039 (vect_analyze_stmt): Add slp_tree argument.
11040 (find_bb_location): Declare.
11041 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11042 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11043 (vect_analyze_loop_operations, vect_analyze_loop,
11044 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11045 vect_finalize_reduction, vectorizable_reduction,
11046 vectorizable_live_operation, vect_transform_loop): Likewise.
11047 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11048 skip evolution analysis if analyzing a basic block.
11049 (dr_analyze_indices): Likewise.
11050 (initialize_data_dependence_relation): Skip the test whether the
11051 object is invariant for basic blocks.
11052 (compute_all_dependences): Skip dependence analysis for data
11053 references in basic blocks.
11054 (find_data_references_in_stmt): Don't fail in case of invariant
11055 access in basic block.
11056 (find_data_references_in_bb): New function.
11057 (find_data_references_in_loop): Move code to
11058 find_data_references_in_bb and add a call to it.
11059 (compute_data_dependences_for_bb): New function.
11060 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11061 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11063 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11064 unknown dependence in basic block and fail in case of dependence in
11066 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11067 dependence instances from either loop or basic block vectorization
11069 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11070 before calling nested_in_vect_loop_p.
11071 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11072 dependence instances from either loop or basic block vectorization
11074 (vect_verify_datarefs_alignment): Likewise.
11075 (vect_enhance_data_refs_alignment): Adjust function calls.
11076 (vect_analyze_data_refs_alignment): Likewise.
11077 (vect_analyze_group_access): Fix printing. Skip different checks if
11078 DR_STEP is 0. Keep strided stores either in loop or basic block
11079 vectorization data structure. Fix indentation.
11080 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11082 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11083 dependence instances from either loop or basic block vectorization
11085 (vect_analyze_data_refs): Update comment. Call
11086 compute_data_dependences_for_bb to analyze basic blocks.
11087 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11088 case of loop vectorization. In case of basic block vectorization use
11089 data-ref itself as a base.
11090 (vect_create_data_ref_ptr): In case of basic block vectorization:
11091 don't advance the pointer, add new statements before the current
11092 statement. Adjust function calls.
11093 (vect_supportable_dr_alignment): Support only aligned accesses in
11094 basic block vectorization.
11095 * common.opt (ftree-slp-vectorize): New flag.
11096 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11097 (vect_pattern_recog_1): Likewise.
11098 * tree-vect-stmts.c (process_use): Likewise.
11099 (vect_init_vector): Add new statements in the beginning of the basic
11100 block in case of basic block SLP.
11101 (vect_get_vec_def_for_operand): Adjust function calls.
11102 (vect_finish_stmt_generation): Likewise.
11103 (vectorizable_call): Add assert that it is loop vectorization, adjust
11105 (vectorizable_conversion, vectorizable_assignment): Likewise.
11106 (vectorizable_operation): In case of basic block SLP, take
11107 vectorization factor from statement's type and skip the relevance
11108 check. Adjust function calls.
11109 (vectorizable_type_demotion): Add assert that it is loop
11110 vectorization, adjust function calls.
11111 (vectorizable_type_promotion): Likewise.
11112 (vectorizable_store): Check for outer loop only in case of loop
11113 vectorization. Adjust function calls. For basic blocks, skip the
11114 relevance check and don't advance pointers.
11115 (vectorizable_load): Likewise.
11116 (vectorizable_condition): Add assert that it is loop vectorization,
11117 adjust function calls.
11118 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11119 that it is not reduction, get vector type, call only supported
11120 functions, skip loop specific parts.
11121 (vect_transform_stmt): Check for outer loop only in case of loop
11123 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11124 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11125 for external definition.
11126 * passes.c (pass_slp_vectorize): New pass.
11127 * tree-vect-slp.c (find_bb_location): New function.
11128 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11129 check for patterns only in loops.
11130 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11131 case of multiple types in basic block SLP.
11132 (vect_mark_slp_stmts_relevant): New function.
11133 (vect_supported_load_permutation_p): Fix comment.
11134 (vect_analyze_slp_instance): Add argument. In case of basic block
11135 SLP, take vectorization factor from statement's type, check that
11136 unrolling factor is 1. Adjust function call. Save SLP instance in
11137 either loop or basic block vectorization structure. Return FALSE,
11139 (vect_analyze_slp): Add argument. Get strided stores groups from
11140 either loop or basic block vectorization structure. Return FALSE
11141 if basic block SLP failed.
11142 (new_bb_vec_info): New function.
11143 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11144 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11145 (vect_schedule_slp): Add argument. Get SLP instances from either
11146 loop or basic block vectorization structure. Set vectorization factor
11147 to be 1 for basic block SLP.
11148 (vect_slp_transform_bb): New function.
11149 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11151 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11153 * final.c (shorten_branches): Do not align labels for jump tables.
11154 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11156 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11158 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11159 Remove outdated reference to flow.c and fix nits.
11160 * doc/gccint.texi: Tweak RTL description.
11161 * doc/rtl.texi: Likewise.
11163 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11165 * config/avr/avr.c: Change my email address.
11166 * config/avr/avr.h: Likewise.
11167 * config/avr/avr.md: Likewise.
11168 * config/avr/avr-protos.h: Likewise.
11169 * config/avr/libgcc.S: Likewise.
11171 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11173 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11174 (spu_split_load, spu_split_store): Change return type to int.
11175 (spu_split_convert): Declare.
11176 * config/spu/predicates.md (spu_mem_operand): Remove.
11177 (spu_mov_operand): Update.
11178 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11179 * config/spu/spu.c (regno_aligned_for_load): Remove.
11180 (reg_aligned_for_addr, spu_expand_load): Define.
11181 (spu_expand_extv): Reimplement and handle MEM.
11182 (spu_expand_insv): Handle MEM.
11183 (spu_sched_reorder): Handle insn's with length 0.
11184 (spu_legitimate_address_p): Reimplement.
11185 (store_with_one_insn_p): Return TRUE for any mode with size
11186 larger than 16 bytes.
11187 (address_needs_split): Define.
11188 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11190 (spu_convert_move): Define.
11191 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11192 (spu_split_store): Change all MEM's to TImode.
11193 (spu_init_expanders): Preallocate registers that correspond to
11194 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11196 (spu_split_convert): Define.
11197 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11198 (_move<mode>, _movdi, _movti): Update predicate and condition.
11199 (load, store): Change to define_split.
11200 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11202 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11203 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11204 define_insn_and_split of lshr<mode>3.
11205 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11206 (<v>ashr<mode>3_imm): Define.
11207 (extv, extzv, insv): Allow MEM operands.
11208 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11209 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11210 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11211 (_spu_convert2): Change to define_insn_and_split and remove the
11212 corresponding define_peephole2.
11213 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11214 Change predicates to memory_operand.
11216 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11218 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11220 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11222 PR tree-optimization/40219
11223 * tree.c (iterative_hash_expr): Make sure the builtin function is
11224 a normal builtin function and not a front end or back end builtin
11225 before indexing into the built_in_decls array.
11227 2009-05-22 Richard Guenther <rguenther@suse.de>
11229 PR middle-end/38964
11230 * alias.c (write_dependence_p): Do not use TBAA for answering
11231 anti-dependence or output-dependence.
11232 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11233 (emit_pointer_definition): Remove.
11234 (emit_alias_warning): Likewise.
11235 (find_what_var_points_to): Remove TBAA pruning code.
11236 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11238 (compute_points_to_sets): Remove code computing the set of
11239 dereferenced pointers.
11240 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11241 oracle for querying anti and output dependencies.
11242 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11243 if TBAA may be applied.
11244 (refs_anti_dependent_p): New function.
11245 (refs_output_dependent_p): Likewise.
11246 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11247 (refs_output_dependent_p): Likewise.
11248 * doc/tree-ssa.texi (Memory model): New section.
11249 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11250 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11251 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11252 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11253 * expr.c (expand_expr_real_1): Likewise.
11254 * gimple-low.c (lower_stmt): Likewise.
11255 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11256 (dump_gimple_cdt): Remove.
11257 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11258 (gimple_size): Likewise.
11259 (walk_gimple_op): Likewise.
11260 (is_gimple_stmt): Likewise.
11261 (walk_stmt_load_store_addr_ops): Likewise.
11262 (gimple_build_cdt): Remove.
11263 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11264 * gimple.h (gimple_cdt_new_type): Remove.
11265 (gimple_cdt_new_type_ptr): Likewise.
11266 (gimple_cdt_set_new_type): Likewise.
11267 (gimple_cdt_location): Likewise.
11268 (gimple_cdt_location_ptr): Likewise.
11269 (gimple_cdt_set_location): Likewise.
11270 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11271 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11272 GIMPLE_CHANGE_DYNAMIC_TYPE.
11273 (verify_types_in_gimple_stmt): Likewise.
11274 * tree-inline.c (estimate_num_insns): Likewise.
11275 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11276 (copy_decl_to_var): Likewise.
11277 (copy_result_decl_to_var): Likewise.
11278 * tree-pretty-print.c (dump_generic_node): Do not handle
11279 CHANGE_DYNAMIC_TYPE_EXPR.
11280 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11281 * tree-ssa-operands.c (get_expr_operands): Likewise.
11282 * tree-ssa-structalias.c (struct variable_info): Remove
11283 no_tbaa_pruning member.
11284 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11285 (unify_nodes): Do not copy it.
11286 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11287 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11288 (set_uids_in_ptset): Do not check it.
11289 (find_what_var_points_to): Likewise.
11290 (compute_tbaa_pruning): Remove.
11291 (compute_points_to_sets): Do not call it.
11292 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11293 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11294 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11295 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11296 (DECL_NO_TBAA_P): Likewise.
11297 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11298 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11299 (expand_omp_atomic_pipeline): Do not set it.
11300 * print-tree.c (print_node): Do not dump it.
11301 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11304 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11307 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11310 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11312 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11315 2009-05-22 Ben Elliston <bje@au.ibm.com>
11317 * Makefile.in (bversion.h, s-bversion): New targets.
11318 (TOPLEV_H): Add bversion.h.
11319 * toplev.h: Include "bversion.h".
11320 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11321 the __format__ attribute only if compiling with the same version
11322 of GCC as the sources (the "build version").
11324 2009-05-22 Ben Elliston <bje@au.ibm.com>
11326 * c-format.c (handle_format_attribute): Fix comment typo.
11328 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11331 * config/ia64/ia64.opt (mfused-madd): New.
11332 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11333 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11334 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11335 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11336 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11337 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11338 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11339 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11340 instruction if !TARGET_FUSED_MADD.
11341 (fpma, fpms): Remove colon from name.
11343 2009-05-22 Richard Guenther <rguenther@suse.de>
11345 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11346 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11347 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11349 (create_expression_by_pieces): Only convert if necessary.
11350 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11351 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11353 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11355 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11356 regular pattern from a template and rename it ...
11357 (*extzv_truncsi_exts): ... to this.
11359 2009-05-21 Richard Guenther <rguenther@suse.de>
11361 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11362 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11363 (cgraph_default_inline_p): Likewise.
11364 (cgraph_decide_inlining_incrementally): Likewise.
11366 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11367 Uros Bizjak <ubizjak@gmail.com>
11369 * config/i386/cpuid.h (bit_MOVBE): New.
11371 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11373 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11374 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11375 (ix86_handle_option): Handle OPT_mmovbe.
11376 (ix86_target_string): Add -mmovbe.
11377 (pta_flags): Add PTA_MOVBE.
11378 (processor_alias_table): Add PTA_MOVBE to "atom".
11379 (override_options): Handle PTA_MOVBE.
11381 * config/i386/i386.h (TARGET_MOVBE): New.
11383 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11384 (*bswapsi_movbe): New.
11385 (*bswapdi_movbe): Likewise.
11386 (bswapdi2): Renamed to ...
11387 (*bswapdi_1): This.
11388 (bswapdi2): New expander.
11390 * config/i386/i386.opt (mmovbe): New.
11392 * doc/invoke.texi: Document -mmovbe.
11394 2009-05-21 Taras Glek <tglek@mozilla.com>
11396 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11397 * gcc-plugin.h (plugin_init): Updated signature.
11398 * gcc-plugin.h (plugin_name_args): Moved to this header.
11399 * doc/plugins.texi (plugin_init): Updated documention to reflect
11401 * doc/plugins.texi (plugin_name_args): Added to documention.
11403 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11405 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11406 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11408 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11410 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11411 JUMP_TABLE_DATA_P predicates where applicable.
11412 * config/i386/predicates.md: Ditto.
11413 * config/i386/sse.md: Ditto.
11415 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11417 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11418 operand2 -128 override length_immediate attribute to 1.
11419 * config/i386/predicates.md (constm128_operand): New predicate.
11421 * config/i386/i386.c (memory_address_length): Handle %r12
11422 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11424 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11425 mode look through optional ZERO_EXTEND and SUBREG.
11426 * config/i386/i386.md (R12_REG): New define_constant.
11427 (prefix_data16): For sse unit set also for MODE_TI insns.
11428 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11429 insns set if operand 1 is ext_QIreg_operand.
11430 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11431 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11433 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11434 mode from MODE_DI to MODE_SI.
11435 (movdi_1_rex64): Override modrm and length_immediate attributes
11436 only for movabs (TYPE_IMOV, alternative 2).
11437 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11438 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11439 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11440 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11441 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11442 prefix_rex attribute if DImode.
11443 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11444 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11445 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11446 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11447 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11448 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11449 Likewise. For TYPE_IMOV clear length_immediate attribute.
11450 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11451 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11452 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11453 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11454 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11455 or one operand TYPE_ISHIFT.
11456 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11457 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11458 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11459 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11460 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11461 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11462 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11463 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11464 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11465 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11466 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11467 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11468 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11469 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11470 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11471 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11472 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11473 set mode attribute, don't override length attribute.
11474 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11476 (return_internal_long): Set length attribute to 2 instead of 1.
11477 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11478 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11479 prefix_rex attribute.
11480 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11482 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11484 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11486 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11488 2009-05-20 Ian Lance Taylor <iant@google.com>
11490 * tree.c (build_tree_list_vec_stat): New function.
11491 (ctor_to_vec): New function.
11492 (build_nt_call_vec): New function.
11493 (build_call_array): Change args to be a const pointer.
11494 (build_call_vec): New function.
11495 * tree.h (build_nt_call_vec): Declare.
11496 (build_tree_list_vec_stat): Declare.
11497 (build_tree_list_vec): Define.
11498 (build_call_array): Update declaration.
11499 (build_call_vec): Declare.
11500 (ctor_to_vec): Declare.
11501 * c-common.c (tree_vector_cache): New static variable.
11502 (make_tree_vector): New function.
11503 (release_tree_vector): New function.
11504 (make_tree_vector_single): New function.
11505 (make_tree_vector_copy): New function.
11506 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11507 (make_tree_vector_single, make_tree_vector_copy): Declare.
11508 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11509 (c_parser_expr_list): Don't manage cache here, instead call
11511 (c_parser_release_expr_list): Remove static function.
11512 (c_parser_vec_to_tree_list): Remove static function.
11513 (c_parser_attributes): Call build_tree_list_vec instead of
11514 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11515 c_parser_release_expr_list.
11516 (c_parser_postfix_expression_after_primary): Likewise.
11517 (c_parser_objc_keywordexpr): Likewise.
11519 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11521 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11522 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11523 TARGET_CONVERT_TO_TYPE.
11524 * hooks.c (hook_tree_const_tree_null): Define.
11525 * hooks.h (hook_tree_const_tree_null): Declare.
11526 * target.h (struct gcc_target): Add invalid_parameter_type,
11527 invalid_return_type, promoted_type, and convert_to_type fields.
11528 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11529 (TARGET_INVALID_RETURN_TYPE): Define.
11530 (TARGET_PROMOTED_TYPE): Define.
11531 (TARGET_CONVERT_TO_TYPE): Define.
11532 (TARGET_INITIALIZER): Update for new fields.
11533 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11534 (grokparms): Check targetm.invalid_parameter_type.
11535 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11536 * c-convert.c (convert): Check targetm.convert_to_type.
11538 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11540 * config/mips/mips.md (*extenddi_truncate<mode>,
11541 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11543 (*extendhi_truncateqi): New define_insn_and_sptit.
11545 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11547 PR middle-end/40204
11548 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11549 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11551 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11553 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11554 the operand of VIEW_CONVERT_EXPR.
11556 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11558 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11559 extended family and model for Intel processors. Support Intel Atom.
11561 2009-05-20 Olivier Hainque <hainque@adacore.com>
11563 * gstab.h (stab_code_type): Define, to be used instead of the
11564 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11566 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11567 occurrences by stab_code_type.
11568 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11570 2009-05-20 Martin Jambor <mjambor@suse.cz>
11572 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11573 (sra_insert_before): Likewise.
11574 (sra_insert_after): Likewise.
11575 (sra_init_cache): Likewise.
11576 (sra_type_can_be_decomposed_p): Likewise.
11577 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11578 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11579 (sra_insert_before): Likewise.
11580 (sra_insert_after): Likewise.
11581 (sra_init_cache): Likewise.
11582 (insert_edge_copies_seq): Made static and moved upwards.
11584 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11587 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11589 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11590 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11593 2009-05-20 Richard Guenther <rguenther@suse.de>
11595 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11596 with mismatched comparison modes.
11598 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11600 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11601 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11602 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11603 with shifts for Thumb2.
11604 (orsi_notsi): New for orn.
11605 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11606 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11607 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11608 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11609 Don't invert remainder for IOR.
11611 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11613 PR tree-optimization/40087
11614 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11615 number_of_iterations_ne): Rename never_infinite argument.
11616 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11617 number_of_iterations_le): Handle pointer-type ivs when
11618 exit_must_be_taken is false.
11619 (number_of_iterations_cond): Do not always assume that
11620 exit_must_be_taken if the control variable is a pointer.
11622 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11624 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11625 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11627 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11630 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11632 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11635 * c.opt (Wlogical-op): Disabled by default.
11636 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11638 * doc/invoke.texi (Wlogical-op): Likewise.
11640 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11642 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11644 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11645 Propagate the type of the first operand.
11646 <ASSERT_EXPR>: Simplify.
11647 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11648 Rewrite using the RHS code as discriminant.
11649 <NOP_EXPR>: Turn into CASE_CONVERT.
11650 <PLUS_EXPR>: Propagate the type of the first operand.
11652 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11654 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11655 (ia64_dconst_0_375): New.
11656 * config/ia64/ia64.c (ia64_override_options): Remove
11657 -minline-sqrt-min-latency warning.
11658 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11659 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11660 * config/ia64/ia64.md (*sqrt_approx): Remove.
11661 (sqrtsf2): Remove #if 0.
11662 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11663 (sqrtdf): Remove assert.
11664 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11665 (sqrtxf2): Remove #if 0.
11666 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11667 * div.md (sqrt_approx_rf): New.
11668 (sqrtsf2_internal_thr): New implementation.
11669 (sqrtsf2_internal_lat): New.
11670 (sqrtdf2_internal_thr: New implementation.
11671 (sqrtxf2_internal): New implementation.
11673 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11674 Hans-Peter Nilsson <hp@axis.com>
11676 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11677 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11678 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11679 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11680 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11681 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11682 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11683 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11684 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11685 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11686 * c-common.c: ...from here.
11688 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11690 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11692 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11694 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11696 2009-05-19 Ben Elliston <bje@au.ibm.com>
11698 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11699 assignments with memcpy calls.
11700 (add_fdes): Likewise.
11701 (binary_search_unencoded_fdes): Likewise.
11702 (linear_search_fdes): Eliminate type puns.
11704 2009-05-19 Richard Guenther <rguenther@suse.de>
11706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11707 not falsely claim to have propagated into all uses.
11709 2009-05-19 Ben Elliston <bje@au.ibm.com>
11711 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11714 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11716 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11717 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11718 (TARGET_LEGITIMATE_ADDRESS_P): New.
11719 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11720 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11722 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11725 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11726 child of the containing namespace's DIE.
11728 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11730 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11731 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11732 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11735 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11738 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11739 gen_align with gen_pad.
11740 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11741 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11743 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11744 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11746 * config/i386/i386.md (align): Renamed to ...
11747 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11748 ASM_OUTPUT_MAX_SKIP_PAD.
11750 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11752 * config.gcc: Fix variable syntax.
11755 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11756 before calling exact_log2.
11757 (output_iorsi3): Likewise.
11758 (output_xorsi3): Likewise.
11760 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11762 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11763 for the none zero constant operand except for EQ and NE
11764 comprisons even when the first operand is R0.
11766 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11768 * config/s390/2064.md: Remove trailing whitespaces.
11769 * config/s390/2084.md: Likewise.
11770 * config/s390/constraints.md: Likewise.
11771 * config/s390/fixdfdi.h: Likewise.
11772 * config/s390/libgcc-glibc.ver: Likewise.
11773 * config/s390/s390-modes.def: Likewise.
11774 * config/s390/s390-protos.h: Likewise.
11775 * config/s390/s390.c: Likewise.
11776 * config/s390/s390.h: Likewise.
11777 * config/s390/s390.md: Likewise.
11778 * config/s390/tpf-unwind.h: Likewise.
11780 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11782 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
11784 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11787 * configure.ac (m68k-*-*): Check if binutils support TLS.
11788 * configure: Regenerate.
11789 * config/m68k/predicates.md (symbolic_operand): Extend comment.
11790 * config/m68k/constraints.md (Cu): New constraint.
11791 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
11792 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
11793 (movsi): Handle TLS symbols.
11794 (addsi3_5200): Handle XTLS symbols, indent.
11795 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
11796 (m68k_tls_reference_p): Declare.
11797 (m68k_legitimize_address): Declare.
11798 (m68k_unwrap_symbol): Declare.
11799 * config/m68k/m68k.opt (mxtls): New option.
11800 * config/m68k/m68k.c (ggc.h): Include.
11801 (m68k_output_dwarf_dtprel): Implement hook.
11802 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11803 (m68k_expand_prologue): Load GOT pointer when function needs it.
11804 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
11805 (m68k_legitimate_constant_address_p): Same.
11806 (m68k_decompose_address): Handle TLS references.
11807 (m68k_get_gp): New static function.
11808 (enum m68k_reloc): New contants.
11809 (TLS_RELOC_P): New macro.
11810 (m68k_wrap_symbol): New static function.
11811 (m68k_unwrap_symbol): New function.
11812 (m68k_final_prescan_insn_1): New static function.
11813 (m68k_final_prescan_insn): New function.
11814 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
11816 (legitimize_pic_address): Handle TLS references..
11817 (m68k_tls_get_addr, m68k_get_tls_get_addr)
11818 (m68k_libcall_value_in_a0_p)
11819 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
11820 (m68k_call_m68k_read_tp): Helper variables and functions for ...
11821 (m68k_legitimize_tls_address): Handle TLS references.
11822 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
11824 (m68k_legitimize_address): Handle TLS symbols.
11825 (m68k_get_reloc_decoration): New static function.
11826 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
11828 (m68k_output_dwarf_dtprel): Implement hook.
11829 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
11830 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
11831 m68k_call_* routines.
11832 (sched_attr_op_type): Handle TLS symbols.
11833 (gt-m68k.h): Include.
11834 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
11835 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
11837 2009-05-18 Martin Jambor <mjambor@suse.cz>
11839 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
11840 (visit_store_addr_for_mod_analysis): New function.
11841 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
11842 (determine_cst_member_ptr): Use gimple_assign_single_p.
11843 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
11844 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
11845 operands. Don't check number of operands of a NOP_EXPR.
11847 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
11849 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
11851 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
11854 * c-common.c (warn_logical_operator): Don't warn if one of
11855 expression isn't always true or false.
11857 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
11859 * config/i386/biarch32.h: New file.
11860 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
11862 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
11864 * config/mips/mips.md (*zero_extend<mode>_trunchi,
11865 *zero_extend<mode>_truncqi): Merge these into ...
11866 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
11867 Name the pattern following this as *zero_extendhi_truncqi.
11869 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
11871 PR middle-end/39301
11872 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
11873 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
11874 (output_info): Make field HOST_WIDEST_INT.
11875 (print_statistics): Use HOST_WIDEST_INT_PRINT.
11876 (dump_bitmat_statistics): Same.
11878 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
11880 * config.gcc (use_gcc_stdint): Set to wrap.
11881 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11882 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11883 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11884 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11885 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11886 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11887 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11888 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11890 2009-05-16 Joseph Myers <joseph@codesourcery.com>
11892 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
11894 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
11895 Move definitions earlier.
11896 (OPT_ARCH64, OPT_ARCH32): Define.
11897 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
11900 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11903 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
11906 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
11908 * arm.md (movdi2): Copy non-reg values to DImode registers.
11910 2009-05-16 Jakub Jelinek <jakub@redhat.com>
11913 * final.c (label_to_max_skip): New function.
11914 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
11915 CODE_LABEL_NUMBER <= max_labelno.
11916 * output.h (label_to_max_skip): New prototype.
11917 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
11918 (ix86_avoid_jump_mispredicts): ... this. Don't define if
11919 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
11920 Handle CODE_LABELs with >= 16 byte alignment or with
11921 max_skip == (1 << align) - 1.
11922 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
11923 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
11926 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
11927 .p2align 3 if MAX_SKIP is smaller than 7.
11928 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11930 2009-05-15 Ian Lance Taylor <iant@google.com>
11932 * alias.c (struct alias_set_entry_d): Rename from struct
11933 alias_set_entry. Change all uses.
11934 * except.c (struct call_site_record_d): Rename from struct
11935 call_site_record. Change all uses.
11936 * except.h (struct eh_region_d): Rename from struct eh_region.
11938 * gcse.c (struct hash_table_d): Rename from struct hash_table.
11940 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
11941 ivtype_map_elt. Change all uses.
11942 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
11944 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
11945 * graphite.h (struct name_tree_d): Rename from struct name_tree.
11947 (struct sese_d): Rename from struct sese. Change all uses.
11948 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
11949 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
11950 * optabs.h (struct optab_d): Rename from struct optab. Change all
11952 (struct convert_optab_d): Rename from struct convert_optab.
11954 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
11955 ipa_opt_pass. Change all uses.
11956 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
11959 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
11960 defined as a typedef.
11961 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
11964 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11967 * fold-const.c (make_range,build_range_check,merge_ranges): Move
11969 (merge_ranges): Returns bool.
11970 * tree.h (make_range): .. to here.
11971 (build_range_check): Likewise.
11972 (merge_ranges): Likewise. Renamed from merge_ranges.
11973 * c-typeck.c (parser_build_binary_op): Update calls to
11974 warn_logical_operator.
11975 * c-common.c (warn_logical_operator): Add new warning.
11976 * c-common.h (warn_logical_operator): Update declaration.
11978 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11980 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
11982 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11984 * doc/install.texi: Document MPC requirements, flags etc.
11986 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
11987 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
11988 Evaluate constant arguments.
11989 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
11990 (fold_builtin_1): Likewise, also evaluate constant arguments.
11991 Remove superfluous break.
11992 (do_mpc_ckconv): New.
11993 * real.h: Include mpc.h.
11994 * toplev.c (print_version): Output MPC version info if available.
11996 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
11998 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12000 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12002 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12005 2009-05-15 Jan Hubicka <jh@suse.cz>
12007 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12008 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12009 (try_inline): Fix return value.
12010 (cgraph_decide_inlining_incrementally): Honor new value.
12011 (cgraph_early_inlining): Handle indirect inlining.
12012 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12014 2009-05-15 Jan Hubicka <jh@suse.cz>
12016 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12017 * cgraphunit.c (cgraph_finalize_function): Set it.
12018 (cgraph_expand_function): Use it.
12020 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12022 * real.c (encode_ieee_half): Define.
12023 (decode_ieee_half): Define.
12024 (ieee_half_format): Define.
12025 (arm_half_format): Define.
12026 * real.h (ieee_half_format): Declare.
12027 (arm_half_format): Declare.
12029 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12031 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12032 swapped, and reversed optabs exist before trying to use them.
12034 2009-05-15 Paul Brook <paul@codesourcery.com>
12035 Sandra Loosemore <sandra@codesourcery.com>
12037 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12038 loads. Allow PRE_DEC.
12039 (output_move_neon): Handle PRE_DEC.
12040 (arm_print_operand): Add 'A' for neon structure loads.
12041 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12042 * config/arm/neon.md (neon_mov): Update comment.
12043 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12045 (Um): New constraint.
12047 2009-05-15 Jan Hubicka <jh@suse.cz>
12049 Revert the following patch until testsuite fallout is fixed:
12050 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12051 * cgraph.h (struct inline_summary): New filed self_wize,
12052 size_inlining_benefit, self_time and time_inlining_benefit.
12053 (struct cgraph_global_info): Replace insns by time ans size fields.
12054 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12055 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12056 (ipcp_update_callgraph): Do not touch function bodies.
12057 * ipa-inline.c: Include except.h
12058 (MAX_TIME): New constant.
12059 (overall_insns): Remove
12060 (overall_size, max_benefit): New static variables.
12061 (cgraph_estimate_time_after_inlining): New function.
12062 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12063 (cgraph_clone_inlined_nodes): Update size.
12064 (cgraph_mark_inline_edge): Update size.
12065 (cgraph_estimate_growth): Use size info.
12066 (cgraph_check_inline_limits): Check size.
12067 (cgraph_default_inline_p): Likewise.
12068 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12069 (cgraph_decide_recursive_inlining): Check size.
12070 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12072 (cgraph_decide_inlining): Likewise.
12073 (cgraph_decide_inlining_incrementally): Likewise; honor
12074 PARAM_EARLY_INLINING_INSNS.
12075 (likely_eliminated_by_inlining_p): New predicate.
12076 (estimate_function_body_sizes): New function.
12077 (compute_inline_parameters): Use it.
12078 * except.c (must_not_throw_labels): New function.
12079 * except.h (must_not_throw_labels): Declare.
12080 * tree-inline.c (init_inline_once): Kill inlining_weigths
12081 * tree-ssa-structalias.c: Avoid uninitialized warning.
12082 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12083 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12084 (PARAM_INLINE_CALL_COST): Remove.
12085 (PARAM_EARLY_INLINING_INSNS): New.
12087 2009-05-15 Richard Guenther <rguenther@suse.de>
12089 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12090 not TODO_update_ssa.
12092 2009-05-15 Richard Guenther <rguenther@suse.de>
12094 PR tree-optimization/39999
12095 * gimple.h (gimple_expr_type): Use the expression type looking
12096 through useless conversions.
12097 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12098 (vn_nary_op_insert_stmt): Likewise.
12099 (simplify_binary_expression): Likewise.
12101 2009-05-15 Richard Guenther <rguenther@suse.de>
12103 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12104 New options, enabled by default.
12105 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12107 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12108 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12109 * tree-ssa-structalias.c (gate_tree_pta): New function.
12110 (pass_build_alias): Use it.
12112 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12115 recurse on an invariant address if a conversion from a pointer
12116 type to a wider integer type is involved.
12118 2009-05-15 Jan Hubicka <jh@suse.cz>
12120 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12121 * cgraph.h (struct inline_summary): New filed self_wize,
12122 size_inlining_benefit, self_time and time_inlining_benefit.
12123 (struct cgraph_global_info): Replace insns by time ans size fields.
12124 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12125 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12126 (ipcp_update_callgraph): Do not touch function bodies.
12127 * ipa-inline.c: Include except.h
12128 (MAX_TIME): New constant.
12129 (overall_insns): Remove
12130 (overall_size, max_benefit): New static variables.
12131 (cgraph_estimate_time_after_inlining): New function.
12132 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12133 (cgraph_clone_inlined_nodes): Update size.
12134 (cgraph_mark_inline_edge): Update size.
12135 (cgraph_estimate_growth): Use size info.
12136 (cgraph_check_inline_limits): Check size.
12137 (cgraph_default_inline_p): Likewise.
12138 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12139 (cgraph_decide_recursive_inlining): Check size.
12140 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12142 (cgraph_decide_inlining): Likewise.
12143 (cgraph_decide_inlining_incrementally): Likewise; honor
12144 PARAM_EARLY_INLINING_INSNS.
12145 (likely_eliminated_by_inlining_p): New predicate.
12146 (estimate_function_body_sizes): New function.
12147 (compute_inline_parameters): Use it.
12148 * except.c (must_not_throw_labels): New function.
12149 * except.h (must_not_throw_labels): Declare.
12150 * tree-inline.c (init_inline_once): Kill inlining_weigths
12151 * tree-ssa-structalias.c: Avoid uninitialized warning.
12152 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12153 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12154 (PARAM_INLINE_CALL_COST): Remove.
12155 (PARAM_EARLY_INLINING_INSNS): New.
12156 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12157 (inline-call-cost): Remove.
12158 (early-inlining-insns): New.
12160 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12162 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12164 (print_int_cst_bounds_in_octal_p): Likewise.
12165 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12167 * dwarf2out.c (base_type_die): Likewise.
12168 (is_subrange_type): Delete.
12169 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12170 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12171 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12172 if the destination type is boolean.
12173 (build_range_check): Do not special-case subtypes.
12174 (fold_sign_changed_comparison): Likewise.
12175 (fold_unary): Likewise.
12176 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12177 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12178 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12179 * tree.c (subrange_type_for_debug_p): New predicate based on the
12180 former is_subrange_type.
12181 * tree.h (subrange_type_for_debug_p): Declare.
12182 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12183 (convert_affine_scev): Remove call to above function.
12184 (chrec_convert_aggressive): Likewise.
12185 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12186 false for conversions involving subtypes.
12187 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12188 (vrp_val_min): Likewise.
12189 (needs_overflow_infinity): Likewise.
12190 (extract_range_from_unary_expr): Likewise.
12192 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12194 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12195 * config/frv/frv.c: Likewise.
12196 * config/s390/s390.c: Likewise.
12197 * config/sparc/sparc.h: Likewise.
12198 * config/i386/i386.h: Likewise.
12199 * config/i386/i386.c: Likewise.
12200 * config/crx/crx.c: Likewise.
12201 * config/m68hc11/m68hc11.h: Likewise.
12202 * config/iq2000/iq2000.c: Likewise.
12203 * config/mn10300/mn10300.h: Likewise.
12204 * config/mn10300/mn10300.c: Likewise.
12205 * config/m68k/m68k.c: Likewise.
12206 * config/rs6000/rs6000.c: Likewise.
12207 * config/rs6000/xcoff.h: Likewise.
12208 * config/rs6000/linux64.h: Likewise.
12209 * config/rs6000/sysv4.h: Likewise.
12210 * config/score/score3.c: Likewise.
12211 * config/score/score7.c: Likewise.
12212 * config/score/score.c: Likewise.
12213 * config/arm/arm.md: Likewise.
12214 * config/mips/mips.c: Likewise.
12215 * config/mips/mips.md: Likewise.
12216 * config/bfin/bfin.h: Likewise.
12217 * config/pa/pa.c: Likewise.
12218 * config/pa/constraints.md: Likewise.
12220 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12221 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12222 * config/pdp11/pdp11.h: Use memory_address_p instead.
12224 2009-05-14 Ian Lance Taylor <iant@google.com>
12226 * passes.c (finish_optimization_passes): Change i to int.
12227 * plugin.c (plugins_active_p): Change event to int.
12228 (dump_active_plugins): Likewise.
12229 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12231 * tree.c (tree_range_check_failed): Change c to unsigned int.
12232 (omp_clause_range_check_failed): Likewise.
12233 (build_common_builtin_nodes): Change mode to int. Add cast.
12234 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12235 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12237 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12238 ++ or -- with a variable of enum type.
12240 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12243 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12245 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12247 * store-motion.c: Do not include params.h
12248 * Makefile.in: Fix dependencies for various files.
12250 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12252 * auto-inc-dec.c: Fix pass description, remove apparent
12253 accidental duplication.
12255 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12257 PR middle-end/40147
12258 * ipa-utils.h (memory_identifier_string): Moved to ...
12259 * tree.h (memory_identifier_string): Here. Add GTY(()).
12261 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12263 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12264 in the former documentation of...
12265 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12266 * ira-conflicts.c (get_dup_num): Use address_operand.
12267 * targhooks.c (default_legitimate_address_p): New.
12268 * targhooks.h (default_legitimate_address_p): New.
12269 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12271 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12272 * target.h (struct target): Add legitimate_address_p.
12273 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12274 (TARGET_INITIALIZER): Include it.
12276 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12277 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12278 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12279 (TARGET_LEGITIMATE_ADDRESS_P): New.
12281 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12282 (REG_OK_STRICT_P): Delete.
12283 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12284 (frv_legitimate_address_p_1): ... this.
12285 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12286 (frv_legitimate_address_p_1): ... the renamed old
12287 frv_legitimate_address_p.
12288 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12289 (TARGET_LEGITIMATE_ADDRESS_P): New.
12291 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12292 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12293 * config/s390/s390.c (legitimate_address_p): Rename to...
12294 (s390_legitimate_address_p): ... this, make static.
12295 (legitimize_address): Adjust call.
12296 (TARGET_LEGITIMATE_ADDRESS_P): New.
12297 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12299 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12300 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12301 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12302 (TARGET_LEGITIMATE_ADDRESS_P): New.
12304 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12305 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12306 * config/spu/spu.c (spu_legitimate_address): Rename to...
12307 (spu_legitimate_address_p): ... this, make static.
12308 (TARGET_LEGITIMATE_ADDRESS_P): New.
12310 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12311 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12312 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12313 (sparc_legitimate_address_p): ... this, make static and return bool.
12314 (legitimize_address): Adjust call.
12315 (TARGET_LEGITIMATE_ADDRESS_P): New.
12317 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12318 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12319 * config/i386/i386.c (legitimate_address_p): Rename to...
12320 (ix86_legitimate_address_p): ... this, make static.
12321 (constant_address_p): Move after it, adjust call.
12322 (TARGET_LEGITIMATE_ADDRESS_P): New.
12324 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12325 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12326 * config/avr/avr.c (legitimate_address_p): Rename to...
12327 (avr_legitimate_address_p): ... this, make static.
12328 (legitimize_address): Adjust call.
12329 (TARGET_LEGITIMATE_ADDRESS_P): New.
12331 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12332 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12333 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12334 (TARGET_LEGITIMATE_ADDRESS_P): New.
12336 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12337 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12338 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12339 (TARGET_LEGITIMATE_ADDRESS_P): New.
12341 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12342 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12344 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12346 (TARGET_LEGITIMATE_ADDRESS_P): New.
12348 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12349 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12351 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12353 (m68hc11_legitimate_address_p): ... this, make static.
12354 (go_if_legitimate_address_internal): Rename to...
12355 (m68hc11_legitimate_address_p_1): ... this.
12356 (legitimize_address): Adjust call.
12357 (TARGET_LEGITIMATE_ADDRESS_P): New.
12359 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12360 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12361 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12362 (TARGET_LEGITIMATE_ADDRESS_P): New.
12364 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12365 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12366 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12367 (mn10300_legitimate_address_p): ... this, make static.
12368 (TARGET_LEGITIMATE_ADDRESS_P): New.
12370 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12371 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12372 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12373 (TARGET_LEGITIMATE_ADDRESS_P): New.
12375 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12376 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12377 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12378 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12379 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12380 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12381 (rs6000_legitimate_address_p): ... this, make static.
12382 (TARGET_LEGITIMATE_ADDRESS_P): New.
12383 (REG_MODE_OK_FOR_BASE_P): Delete.
12384 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12386 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12387 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12389 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12390 static, adjust types.
12391 (TARGET_LEGITIMATE_ADDRESS_P): New.
12393 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12394 * config/score/score.c (score_address_p): Rename to...
12395 (score_legitimate_address_p): ... this.
12396 (TARGET_LEGITIMATE_ADDRESS_P): New.
12397 * config/score/score3.c (score3_address_p): Rename to...
12398 (score3_legitimate_address_p): ... this.
12399 * config/score/score7.c (score7_address_p): Rename to...
12400 (score7_legitimate_address_p): ... this.
12402 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12403 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12404 GO_IF_LEGITIMATE_ADDRESS): Delete.
12405 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12406 thumb2_legitimate_address_p): Delete.
12407 (arm_legitimate_address_p): Rename to...
12408 (arm_legitimate_address_outer_p): ... this.
12409 * config/arm/constraints.md ("Uq"): Adjust call.
12410 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12411 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12413 (arm_legitimate_address_outer_p): ... this.
12414 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12416 (TARGET_LEGITIMATE_ADDRESS_P): New.
12418 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12419 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12420 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12421 (TARGET_LEGITIMATE_ADDRESS_P): New.
12423 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12424 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12425 * config/vax/vax.c (legitimate_address_p): Rename to...
12426 (vax_legitimate_address_p): ... this, make static.
12427 (TARGET_LEGITIMATE_ADDRESS_P): New.
12429 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12430 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12431 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12432 (TARGET_LEGITIMATE_ADDRESS_P): New.
12434 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12435 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12436 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12437 (mmix_legitimate_address_p): ... this, make static.
12438 (TARGET_LEGITIMATE_ADDRESS_P): New.
12440 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12441 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12442 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12443 (TARGET_LEGITIMATE_ADDRESS_P): New.
12445 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12447 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12448 of MODE_COMPLEX_INT.
12450 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12452 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12453 LCT_NORMAL in function call.
12454 * mips-tdump.c (print_file_desc): Add cast to enum type.
12455 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12456 (mark_stabs): Add casts to enum types.
12457 (parse_stabs_common): Add casts to enum types.
12459 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12461 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12462 Check for invalid values of LETTER.
12464 2009-05-13 Taras Glek <tglek@mozilla.com>
12466 * attribs.c (register_attribute): moved out attribute registration
12467 into register_attribute.
12468 * doc/plugins.texi: Documented register_attribute and
12470 * gcc-plugin.h: Added forward decl for register_attribute.
12471 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12472 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12473 PLUGIN_ATTRIBUTES boilerplate.
12475 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12477 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12478 values even in sentinel and empty entries.
12479 (ms_printf_flag_specs): Likewise.
12480 (ms_scanf_flag_specs): Likewise.
12481 (ms_strftime_flag_specs): Likewise.
12482 (ms_print_char_table): Likewise.
12483 (ms_scan_char_table): Likewise.
12484 (ms_time_char_table): Likewise.
12486 2009-05-13 Doug Kwan <dougkwan@google.com>
12488 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12490 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12492 * config/mips/mips.md (store): Add attributes for QI and HI.
12494 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12495 (truncdi<mode>2): ... this new pattern.
12497 2009-05-13 Brad Hards <bradh@kde.org>
12499 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12501 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12502 Ben Elliston <bje@au.ibm.com>
12504 PR middle-end/40035
12505 * dse.c (check_mem_read_rtx): Guard against width == -1.
12507 2009-05-13 Michael Matz <matz@suse.de>
12509 PR middle-end/39976
12510 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12511 (trivially_conflicts_p): New function.
12512 (insert_backedge_copies): Use it.
12514 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12516 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12517 (handle_stdc_pragma): Use new enum constant names.
12518 (handle_pragma_float_const_decimal64): Ditto.
12520 2009-05-13 Ian Lance Taylor <iant@google.com>
12522 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12525 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12527 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12528 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12530 * config/m68k/m68k.h (FL_UCLINUX): Define.
12532 2009-05-13 Jan Hubicka <jh@suse.cz>
12534 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12536 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12538 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12539 unless -fschedule-insns is specified.
12541 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12544 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12545 TARGET_EXPAND_CBRANCHDI4.
12546 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12547 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12548 (cmpeqdi): Fix comment.
12550 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12552 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12553 (sh_legitimate_address_p): Likewise.
12554 * config/sh/sh.c (sh_legitimate_index_p): New.
12555 (sh_legitimate_address_p): Likewise.
12556 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12557 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12558 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12559 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12560 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12561 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12562 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12563 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12564 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12566 2009-05-12 Jan Hubicka <jh@suse.cz>
12568 * tree-inline.c (estimate_operator_cost): Add operands;
12569 when division happens by constant, it is cheap.
12570 (estimate_num_insns): Loads and stores are not having cost of 0;
12571 EH magic stuff is cheap; when computing runtime cost of switch,
12572 use log2 base of amount of its cases; builtin_expect has cost of 0;
12573 compute cost for moving return value of call.
12574 (init_inline_once): Initialize time_based flags.
12575 * tree-inline.h (eni_weights_d): Add time_based flag.
12577 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12579 * df-core.c: Update head documentation.
12581 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12584 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12585 shadowing exisiting variable op1.
12587 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12590 * config/i386/driver-i386.c (processor_signatures): New enum.
12591 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12592 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12593 processor signature to detect geode processor.
12595 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12599 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12601 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12602 causes spurious differences between trunk and cond-optab branch.
12604 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12606 * dojump.c (compare_from_rtx): Delete.
12607 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12608 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12609 if the comparison does not satisfy the predicate; test predicates for
12610 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12611 further if one existing pattern fails.
12612 * expr.h (compare_from_rtx): Delete.
12613 (prepare_operand): Declare it.
12614 * optabs.c: Change "lib call" to "libcall" throughout.
12615 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12616 HAVE_conditional_trap, emit_cmp_insn): Delete.
12617 (can_compare_p): Delete cmp_optab case.
12618 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12619 Accept other parameters by value.
12620 (prepare_operand): Make non-static.
12621 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12622 other parameters by value. Try to widen operands here based on
12623 an optab_methods argument and looking at cbranch_optab.
12624 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12625 loop. Use cbranch_optab directly.
12626 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12627 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12629 (emit_conditional_move, emit_conditional_add): Inline what's needed
12630 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12631 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12632 with COMPARE. Move cmov_optab and cstore_optab above
12633 with cbranch_optab, move cmp_optab down with ucmp_optab,
12634 remove tst_otpab. Do not initialize trap_rtx.
12635 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12636 for trap code. Do not check HAVE_conditional_trap. Use
12637 prepare_cmp_insn. Accept no predicate for operand 3.
12638 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12639 (OTI_ctrap, ctrap_optab): New.
12640 (tst_optab): Delete.
12641 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12642 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12643 with lookup of ctrap_optab.
12644 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12646 (ctrap_optab): New.
12648 * combine.c (combine_simplify_rtx, simplify_set): Do not
12649 special case comparing against zero for cc0 machines.
12650 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12651 COMPARE on cc0 machines.
12652 (simplify_relational_operation): Return a new expression when
12653 a COMPARE could be removed.
12654 * final.c (final_scan_insn): Compare cc_status values
12655 against LHS of a (compare FOO (const_int 0)) cc0 source.
12656 Also check if cc_status.value is the full compare.
12658 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12659 (cstoreMM4): Document.
12660 (conditional_trap): Document ctrapMM4 instead.
12661 (sync_compare_and_swapMM): Refer to cbranchcc4.
12662 (Dependent Patterns): Eliminate obsolete information referring to
12663 the old jump optimization phase.
12664 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12665 of compares with 0 on cc0 machines.
12666 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12667 avoiding references to cc0. Remove text about storing operands
12669 * doc/tm.texi (Condition Codes): Include blurb on different
12670 condition code representations, separate into subsections for
12671 CC0, MODE_CC and conditional execution.
12673 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12674 alpha_emit_setcc): Accept operands and a machine mode.
12675 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12676 Get code/op0/op1 from operands, use machine mode argument
12677 instead of alpha_compare.fp_p. Emit the branch here.
12678 (alpha_emit_setcc): Likewise, and return boolean.
12679 (alpha_emit_conditional_move): Likewise. Assert that
12680 cmp_op_mode == cmp_mode, and simplify accordingly.
12681 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12682 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12683 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12685 (stack probe test): Use cbranchdi4.
12686 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12688 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12689 * config/arc/arc.h (movsicc, movsfcc): Use it.
12690 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12691 (cbranchsi4, cstoresi4): New.
12692 (cmpsi, bCC and sCC expanders): Remove.
12694 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12695 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12696 * config/arm/predicates.md (arm_comparison_operator): Only include
12697 floating-point operators if there is a hardware floating-point unit.
12698 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12699 deferring to cbranch_cc and cstore_cc respectively.
12700 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12701 cbranch_cc, cstore_cc): New.
12702 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12704 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12706 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12707 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12709 (adjust_insn_length): Adjust calls.
12710 (avr_reorg): Handle (compare (foo) (const_int 0)).
12711 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12712 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12713 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12714 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12716 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12717 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12719 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12720 (cbranchsi4, cstorebi4, cstoresi4): New.
12721 (movbisi): This insn is duplicate, split it to zero_extend.
12722 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12723 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12724 (bfin_optimize_loop): Use cbranch expander.
12725 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12726 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12727 (bfin_bimode_comparison_operator): ... this.
12728 (bfin_direct_comparison_operator): New.
12730 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12731 inside (compare FOO (const_int 0)).
12732 (cris_rtx_costs): Handle ZERO_EXTRACT.
12733 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12734 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12735 (*tstdi_v32): Delete.
12736 (*cmpdi_non_v32): Add M alternative for operand 1.
12737 (cmpsi, cmp<mode>): Make private.
12738 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12740 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12742 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12743 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12744 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12745 (cc_reg_operand): New.
12746 (any_cond): Delete.
12747 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12748 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12749 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12750 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12751 crx_expand_scond): Delete.
12753 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12755 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12756 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12758 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12759 cstoresi4, cstoresf4, cstoredf4): New.
12760 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12761 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12762 Receive the entire operands array.
12763 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12764 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12765 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12766 Get test/op0/op1 from the operands array.
12767 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12769 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12770 (h8300_expand_store): New.
12771 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12773 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12774 (h8300_expand_store): New.
12775 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
12776 or do not try to produce (set (cc0) REG).
12777 (peepholes): Wrap arguments with COMPARE. Add a peephole to
12778 change a compare into a move to a scratch register. Disable some
12779 peepholes when comparing with zero.
12780 (tstsi, tsthi, tstsi, cmpqi): Make private.
12782 (bCC, sCC): Delete.
12783 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
12786 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
12787 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
12788 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
12789 (ix86_emit_i387_log1p): Use cbranchxf2.
12790 (ix86_expand_setcc): Return void.
12791 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
12792 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
12793 cmp<MODEF>, cmpcc): Remove.
12794 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
12795 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
12796 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
12797 (sCC and bCC expanders): Remove.
12798 (stack_protect_test): Use cbranchcc4.
12800 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
12802 (ia64_expand_compare): Accept three rtx by reference and return void.
12803 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
12804 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
12805 from *expr. Update *expr with the BImode comparison to do.
12806 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
12807 cmptf, bCC, sCC, conditional_trap): Delete.
12808 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
12809 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
12810 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
12811 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
12812 * config/ia64/predicates.md (ia64_cbranch_operator): New.
12814 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
12815 type of last argument.
12816 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
12817 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
12818 use machine mode argument instead of branch_type. Remove dead
12819 code for floating-point comparisons.
12820 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
12821 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
12823 (cbranchsi4, cstoresi4): New.
12824 * config/iq2000/predicates.md (reg_or_const_operand): New.
12826 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
12827 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
12828 (b<code>_op): Rewrite to...
12829 (bcc_op): ... this, using match_operator.
12830 (s<code>_op): Rewrite to...
12831 (scc_op): ... this, using match_operator.
12832 (s<code>_24_op): Rewrite to...
12833 (scc_op_24): ... this, using match_operator.
12834 (s<code>_<mode>): Rewrite to...
12835 (cstore<mode>4): ... this, using match_operator.
12836 (s<code>_<mode>_24): Rewrite to...
12837 (cstore<mode>4_24): ... this, using match_operator.
12838 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
12839 m32c_unpend_compare, m32c_expand_scc): Delete.
12840 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
12841 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
12842 (m32c_expand_movcc): Change NE to EQ if necessary.
12843 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
12845 * config/m32r/m32r-protos.h (gen_cond_store): New.
12846 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
12847 (gen_cond_store): New, from sCC patterns.
12848 (m32r_expand_block_move): Use cbranchsi4.
12849 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
12850 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
12851 (cbranchsi4, cstoresi4): New.
12853 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
12855 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
12856 (m68hc11_notice_update_cc): Look into a compare with 0.
12857 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
12859 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
12860 cmphi, cmpqi, bCC): Delete.
12861 (cbranchsi4, cbranchhi4, cbranchqi4): New.
12862 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
12863 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
12866 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
12867 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
12868 * config/m68k/constraints.md (H): New.
12869 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
12870 the define_insn below.
12871 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
12872 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
12873 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
12874 patterns): Wrap RHS with COMPARE.
12875 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
12876 (*cmpdi_internal): Name this pattern.
12877 (cmpdi): Change to define_insn.
12878 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
12879 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
12880 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
12882 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
12883 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
12884 (conditional_trap): Change to...
12885 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
12886 (*conditional_trap): Use the ordered_comparison_operator and
12887 const1_operand predicates.
12888 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
12889 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
12890 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
12891 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
12893 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
12894 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
12895 (mcore_gen_compare): New.
12896 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
12897 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
12898 (mcore_gen_compare): ... this.
12899 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
12900 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
12901 (stack probe pattern): Use cbranchsi4.
12903 * config/mips/predicates.md (mips_cstore_operator): New.
12904 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
12905 * config/mips/mips.md (any_cond): Delete.
12906 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
12908 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
12909 fixuns_truncsfdi2): Use cbranch patterns.
12910 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
12911 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
12912 Adjust call to mips_expand_conditional_branch.
12913 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
12915 * config/mips/mips-protos.h (mips_expand_conditional_branch,
12916 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
12917 * config/mips/mips.c (cmp_operands): Delete.
12918 (mips_emit_compare): Get comparison operands from *op0/*op1.
12919 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
12920 that it succeeds. Use op0/op1 instead of cmp_operands.
12921 (mips_expand_conditional_branch, mips_expand_conditional_move,
12922 mips_expand_conditional_trap): Likewise.
12923 (mips_block_move_loop): Use cbranch patterns.
12924 * config/mips/mips.h (cmp_operands): Delete.
12926 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
12927 (mmix_gen_compare_reg): Just return a register in the right CC mode.
12928 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
12929 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
12930 (*cmpcc_folded): Rename to...
12931 (*cmpdi_folded): this.
12932 (*cmpcc): Rename to...
12934 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
12937 (cbranchdf4): New. Handle invalid comparisons here.
12938 * config/mmix/predicates.md (float_comparison_operator): New.
12940 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
12941 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
12942 * config/mn10300/mn10300.md (tst): Delete.
12943 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
12944 Name these patterns and wrap RHS in a compare.
12945 (*cmpsi): Make this pattern private. Include tst.
12946 (*cmpsf): Make this pattern private.
12947 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
12948 (compare with zero peepholes): Likewise.
12950 (cbranchsi4, cbranchsf4): New.
12951 (casesi): Use cbranchsi4.
12953 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
12954 hppa_branch_type): Delete.
12955 (return_addr_rtx): Use cbranchsi4.
12956 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
12957 Emit CCFPmode comparison here.
12958 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
12959 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
12960 hppa_branch_type): Delete.
12961 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
12962 (movsicc, movdicc): Remove references to hppa_compare_op0,
12963 hppa_compare_op1 and compare_from_rtx.
12964 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
12965 (casesi): Use cbranchsi4.
12967 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
12968 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
12969 * config/pdp11/pdp11.md (register_or_const0_operand): New.
12970 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
12971 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
12973 (cbranchdf4, cbranchhi4, cbranchqi4): New.
12974 (*branch, *branch_inverted): New.
12976 * config/picochip/picochip.md (cbranchhi4): Use
12977 ordered_comparison_operator.
12978 (cmphi, bCC): Remove.
12980 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
12981 (trap_comparison_operator): Delete.
12982 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
12983 rs6000_emit_cbranch): Accept mode and operands.
12984 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
12985 rs6000_compare_fp_p): Delete.
12986 (rs6000_generate_compare): Accept mode and comparison. Extract code
12987 and op0/op1 from there. Replace references to rs6000_compare_op0
12988 and rs6000_compare_op1.
12989 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
12990 extract result from passed operands.
12991 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
12992 extract loc from passed operands.
12993 (rs6000_emit_cmove): Likewise.
12994 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
12995 rs6000_compare_fp_p): Delete.
12996 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
12997 (cbranch<GPR>4, cbranch<FP>4): New.
12998 (cstore<mode>4): New. Consolidate here all choices about when to use
12999 portable or specialized sCC sequences.
13000 (stack_protect_test): Use cbranchsi4.
13001 (conditional_trap): Replace with ctrap<GPR>4.
13002 (conditional trap insn): Replace trap_comparison_operator with
13003 ordered_comparison_operator.
13005 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13006 (s390_emit_prologue): Use ctrap.
13007 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13008 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13009 New predicates replacing...
13010 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13011 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13012 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13013 (add<mode>cc): Do not use s390_compare_op0/op1.
13014 (s<code>): Change to...
13015 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13016 (seq): Change to...
13017 (cstorecc4): ... this. Handle EQ or NE equally.
13018 (*sne): Un-privatize for use in cstorecc4.
13019 (b<code>): Change to...
13020 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13021 (conditional_trap): Replace with...
13022 (ctrap<GPR>4, ctrap<FP>4): ... these.
13023 (stack_protect): Use cbranchcc4.
13025 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13026 * config/score/score-protos.h (score_gen_cmp): Delete.
13027 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13028 (score_block_move-loop): Use cbranchsi4.
13029 * config/score/score.md (cbranchsi4): New.
13030 (cmpsi, bCC): Delete.
13031 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13032 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13033 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13034 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13035 * config/score/score3.h (score3_gen_cmp): Delete.
13036 * config/score/score7.h (score7_gen_cmp): Delete.
13038 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13039 (sh_emit_scc_to_t): ... this. Return void.
13040 (from_compare): Rename to...
13041 (sh_emit_compare_and_branch): ... this.
13042 (sh_emit_compare_and_set): New.
13043 (sh_expand_t_scc): Accept operands.
13044 * config/sh/predicates.md (sh_float_comparison_operator): New.
13045 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13046 (prepare_scc_operands): Rename to...
13047 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13049 (sh_emit_cheap_store_flag): New.
13050 (sh_emit_set_t_insn): New.
13051 (from_compare): Rename to...
13052 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13053 handling of TARGET_SH2E floating point to avoid recursive call.
13054 Generate branch here.
13055 (sh_emit_compare_and_set): New.
13056 (sh_expand_t_scc): Get op0/op1 from arguments.
13057 (sh_emit_cheap_store_flag): New.
13058 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13060 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13061 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13062 (movsicc, movdicc): Do nothing when it recreated operands from
13063 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13064 prepare_scc_operands (now sh_emit_scc_to_t).
13065 (udivdi3): Use cstoresi4.
13066 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13067 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13068 (cbranchint4_media, cbranchfp4_media): New.
13069 (casesi): Use cbranchdi4.
13070 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13072 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13073 (movnegt): Remove second operand.
13074 (cbranchsf4, cbranchdf4): New.
13075 (stack_protect): Use cbranchdi4/cbranchsi4.
13077 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13078 (gen_compare_reg): Accept comparison, extract part of it to...
13079 (gen_compare_reg_1): ... this.
13080 (gen_compare_operator): Delete.
13081 (gen_v9_scc): Accept separate destination, comparison code and arms.
13082 Do not use sparc_compare_op0/sparc_compare_op1.
13083 (emit_scc_insn, emit_conditional_branch_insn): New.
13084 (emit_v9_brxx): Make static. Remove useless assertion.
13085 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13087 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13088 * config/sparc/sparc-protos.h (gen_compare_reg,
13089 sparc_emit_float_lib_cmp): Adjust prototype.
13090 (emit_scc_insn, emit_conditional_branch_insn): New.
13091 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13092 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13093 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13094 iterators to the top.
13095 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13096 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13097 snedi_special_trunc): Delete.
13098 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13099 and snedi_special_trunc.
13100 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13101 cbranchdi4, cbranch<F:mode>4): New.
13102 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13103 here. Use gen_compare_reg instead of gen_compare_operator.
13104 (conditional_trap): Replace with...
13105 (ctrapsi4, ctrapdi4): ... this.
13106 (stack_protect_test): Use cbranchcc4.
13108 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13110 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13111 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13112 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13113 from operands[0] or operands[3] depending on is_set.
13114 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13115 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13116 cmpdf, bCC), sCC: Remove.
13117 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13118 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13120 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13121 spu_emit_branch_or_set.
13123 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13125 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13126 xstormy16_compare_op1): Delete.
13127 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13128 xstormy16_compare_op1): Delete.
13129 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13131 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13132 (cmphi, cmpsi, bCC): Remove.
13134 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13135 (*cmpsi): ... this one.
13136 (cbranchsi4, cstoresi4): New.
13137 (bCC expanders): Delete.
13138 (sCC insns): Fold into...
13139 (*setcc): ... this one.
13140 (casesi): Do not use gen_cmpsi and gen_bgtu.
13141 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13142 (movsicc): Simplify.
13143 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13145 * config/vax/vax-protos.h (cond_name): New.
13146 (vax_output_conditional_branch): Remove.
13147 * config/vax/vax.c (cond_name): New.
13148 (vax_output_conditional_branch): Remove.
13149 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13150 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13151 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13152 (bit<VAXint>): Wrap source with (compare).
13153 (b<code> and following unnamed pattern): Rename to *branch and
13154 *branch_reversed. Change macroization to match_operator.
13155 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13157 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13158 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13159 Change last argument to machine_mode.
13160 (xtensa_expand_scc): Add machine_mode argument.
13161 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13162 (gen_conditional_move, xtensa_expand_conditional_branch,
13163 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13164 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13165 Adjust operand numbers.
13166 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13168 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13169 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13170 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13172 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13174 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13175 causes spurious differences between trunk and cond-optab branch.
13177 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13180 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13182 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13184 * tree.c (iterative_hash_pointer): Delete.
13185 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13186 Hash UIDs and versions of SSA names. Don't special-case built-in
13187 function declarations.
13189 2009-05-11 Ian Lance Taylor <iant@google.com>
13192 * graphite.c: Force -Wc++-compat to only be a warning before
13193 #including "cloog/cloog.h".
13195 2009-05-11 Martin Jambor <mjambor@suse.cz>
13197 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13199 2009-05-11 Jan Hubicka <jh@suse.cz>
13201 * tree-ssa-loop-ivcanon.c: Include target.h
13202 (struct loop_size): new structure.
13203 (constant_after_peeling): New predicate.
13204 (tree_estimate_loop_size): New function.
13205 (estimated_unrolled_size): Rewrite for new estimates.
13206 (try_unroll_loop_completely): Use new estimates.
13207 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13209 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13211 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13212 libcpp interface change.
13213 (spu_macro_to_expand): Likewise.
13215 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13217 PR tree-optimization/40026
13218 * gimplify.c (gimplify_init_constructor): Change initial conditional
13219 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13220 optimize_compound_literals_in_ctor.
13222 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13224 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13226 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13228 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13230 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13231 HOST_WIDE_INT for gap.
13233 2009-05-11 Ira Rosen <irar@il.ibm.com>
13235 PR tree-optimization/40074
13236 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13237 account in group size and step comparison.
13239 2009-05-11 Richard Guenther <rguenther@suse.de>
13241 * passes.c (init_optimization_passes): Strip now incorrect comment.
13242 (execute_function_todo): Do not set PROP_alias.
13243 * tree-pass.h (PROP_alias): Remove.
13244 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13245 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13246 * tree-nrv.c (pass_return_slot): Likewise.
13247 * tree-object-size.c (pass_object_sizes): Likewise.
13248 * tree-ssa-dom.c (pass_dominator): Likewise.
13249 (pass_phi_only_cprop): Likewise.
13250 * tree-ssa-dse.c (pass_dse): Likewise.
13251 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13252 (pass_cselim): Likewise.
13253 * tree-ssa-pre.c (pass_pre): Likewise.
13254 (pass_fre): Likewise.
13255 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13256 * tree-ssa-sink.c (pass_sink_code): Likewise.
13257 * tree-stdarg.c (pass_stdarg): Likewise.
13258 * tree-tailcall.c (pass_tail_calls): Likewise.
13259 * tree-vrp.c (pass_vrp): Likewise.
13261 2009-05-10 Ian Lance Taylor <iant@google.com>
13263 * basic-block.h (enum profile_status): Break out of struct
13264 control_flow_graph.
13265 * cgraph.h (struct inline_summary): Break out of struct
13267 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13268 of struct cgraph_order_sort.
13269 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13270 * cse.c (struct branch_path): Break out of struct
13271 cse_basic_block_data.
13272 * except.h (enum eh_region_type): Break out of struct eh_region.
13273 * gcc.c (enum add_del): Break out of struct modify_target.
13274 * genrecog.c (enum decision_type): Break out of struct decision_test.
13275 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13277 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13278 * regmove.c (enum match_use): New enum, broken out of struct match.
13279 * sched-int.h (enum post_call_group): New enum, broken out of
13281 (struct deps_reg): Break out of struct deps.
13282 * target.h (struct asm_int_op): Break out of struct gcc_target.
13283 * tree-eh.c (struct goto_queue_node): Break out of struct
13285 * tree-inline.h (enum copy_body_cge_which): Break out of
13287 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13289 * c-decl.c (in_struct, struct_types): New static variables.
13290 (pushtag): Add loc parameter. Change all callers.
13291 (lookup_tag): Add ploc parameter. Change all callers.
13292 (check_compound_literal_type): New function.
13293 (parser_xref_tag): Add loc parameter. Change all callers. If
13294 -Wc++-compat, warn about struct/union/enum types defined within a
13296 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13297 and loc parameters. Change all callers. Change error calls to
13298 error_at, using loc. For a redefinition, if the location of the
13299 original definition is known, report it. Set in_struct and
13300 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13301 (finish_struct): Add new parameters enclosing_in_struct and
13302 enclosing_struct_types. Change all callers. Set
13303 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13304 in the struct. If in a struct, add this struct to struct_types.
13305 (start_enum): Add loc parameter. Change all callers. Use
13306 error_at for errors, using loc. For a redefinition, if the
13307 location of the original definition is known, report it. If in a
13308 struct, add this enum type to struct_types. If -Wc++-compat warn
13309 if in sizeof, typeof, or alignof.
13310 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13311 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13312 (c_parser_enum_specifier): Get enum location for start_enum.
13313 (c_parser_struct_or_union_specifier): Get struct location for
13314 start_struct. Save in_struct and struct_types status between
13315 start_struct and finish_struct.
13316 (c_parser_cast_expression): Get location of cast.
13317 (c_parser_alignof_expression): Get location of type.
13318 (c_parser_postfix_expression): Likewise.
13319 (c_parser_postfix_expression_after_paren_type): Add type_loc
13320 parameter. Change all callers. Call check_compound_literal_type.
13321 Use type_loc for error about variable size type.
13322 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13323 of an enum constant from an enum type defined in a struct or union.
13324 (c_cast_expr): Add loc parameter. Change all callers. If
13325 -Wc++-compat, warn about defining a type in a cast.
13326 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13327 (start_enum, start_struct, finish_struct): Update declarations.
13328 (parser_xref_tag, c_cast_expr): Update declarations.
13329 (check_compound_literal_type): Declare.
13331 2009-05-11 Ben Elliston <bje@au.ibm.com>
13333 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13334 for recent libcpp interface change.
13335 (rs6000_macro_to_expand): Likewise.
13337 2009-05-10 Michael Matz <matz@suse.de>
13340 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13341 not at entry of function.
13343 2009-05-10 Richard Guenther <rguenther@suse.de>
13345 PR tree-optimization/40081
13347 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13348 using the main variant of the element type. Do not fiddle with
13349 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13351 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13352 structs with volatile fields.
13354 2009-05-10 Jan Hubicka <jh@suse.cz>
13356 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13357 (estimate_move_cost): Assert that it does not get called for
13359 (estimate_num_insns): Skip VOID types in argument handling.
13360 (optimize_inline_calls): Delete unreachable blocks and verify that
13361 callgraph is valid.
13363 2009-05-10 Jan Hubicka <jh@suse.cz>
13365 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13366 * cgraph.c (cgraph_mark_address_taken_node): New function.
13367 (dump_cgraph_node): Dump new flag.
13368 * cgraph.h (struct cgraph_node): Add address_taken.
13369 (cgraph_mark_address_taken_node): New function.
13370 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13371 since new direct calls can be born.
13373 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13375 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13376 tok->val.node.node.
13378 2009-05-10 Jan Hubicka <jh@suse.cz>
13380 PR middle-end/40084
13381 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13383 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13384 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13385 * tree-inline.c (copy_bb): Set frequency correctly.
13386 (fold_marked_statements): Update call to
13387 cgraph_update_edges_for_call_stmt.
13389 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13391 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13392 identifiers in diagnostics.
13393 * config/arm/arm.c (arm_handle_fndecl_attribute,
13394 arm_handle_isr_attribute): Likewise.
13395 * config/avr/avr.c (avr_handle_progmem_attribute,
13396 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13397 * config/bfin/bfin.c (handle_int_attribute,
13398 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13399 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13400 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13402 * config/darwin.c (darwin_handle_kext_attribute,
13403 darwin_handle_weak_import_attribute): Likewise.
13404 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13405 h8300_handle_eightbit_data_attribute,
13406 h8300_handle_tiny_data_attribute): Likewise.
13407 * config/i386/i386.c (ix86_handle_cconv_attribute,
13408 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13409 * config/i386/winnt.c (ix86_handle_shared_attribute,
13410 ix86_handle_selectany_attribute): Likewise.
13411 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13412 * config/m32c/m32c.c (function_vector_handler): Likewise.
13413 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13414 m68hc11_handle_fntype_attribute): Likewise.
13415 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13416 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13417 * config/mips/mips.c (mips_insert_attributes,
13418 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13419 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13420 rs6000_handle_struct_attribute): Likewise.
13421 * config/sh/sh.c (sh_insert_attributes,
13422 sh_handle_resbank_handler_attribute,
13423 sh_handle_interrupt_handler_attribute,
13424 sh2a_handle_function_vector_handler_attribute,
13425 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13427 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13428 * config/spu/spu.c (spu_handle_fndecl_attribute,
13429 spu_handle_vector_attribute): Likewise.
13430 * config/stormy16/stormy16.c
13431 (xstormy16_handle_interrupt_attribute): Likewise.
13432 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13433 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13435 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13437 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13438 (pp_translate_identifiers): New.
13439 (pp_identifier): Only conditionally translate identifier to locale
13441 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13442 (pp_base_tree_identifier): Only conditionally translate identifier
13443 to locale character set.
13444 * c-pretty-print.c (M_): Define.
13445 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13446 fragments for conditional translation with M_.
13447 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13448 identifier translation.
13450 2009-05-10 Richard Guenther <rguenther@suse.de>
13452 PR tree-optimization/40081
13453 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13454 using the main variant of the element type. Do not fiddle with
13455 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13457 2009-05-09 Jan Hubicka <jh@suse.cz>
13459 PR middle-end/40080
13460 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13461 indirect calls; verify cgraph afterwards.
13463 2009-05-09 Jan Hubicka <jh@suse.cz>
13466 * ipa.c (update_inlined_to_pointer): New function.
13467 (cgraph_remove_unreachable_nodes): Use it.
13469 2009-05-09 Jan Hubicka <jh@suse.cz>
13471 * tree-eh.c (struct leh_state): Remove prev_try.
13472 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13473 not track prev_try.
13474 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13475 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13476 remove_eh_handler_and_replace, foreach_reachable_handler,
13477 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13478 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13479 (gen_eh_region_cleanup): Update prototype.
13481 2009-05-09 Jan Hubicka <jh@suse.cz>
13483 PR middle-end/40043
13484 * except.c (copy_eh_region): Always set prev_try.
13485 (redirect_eh_edge_to_label): Find outer try.
13486 (foreach_reachable_handler): When looking for prev try
13487 handle case where previous try is not going to be taken.
13489 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13491 PR tree-optimization/40049
13492 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13493 only vector/vector shifts, convert the type of the constant to the
13494 appropriate type to avoid building incorrect trees, which
13495 eventually have problems with garbage collection.
13497 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13499 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13500 -1 for complex floating-point types if honoring signed zeros.
13502 2009-05-08 Jan Hubicka <jh@suse.cz>
13504 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13505 argument; handle correctly when profile is absent.
13506 (build_cgraph_edges): Update.
13507 (rebuild_cgraph_edges): Update.
13508 * cgraph.c: Do not include varray.h.
13509 (cgraph_set_call_stmt_including_clones): New function.
13510 (cgraph_create_edge_including_clones): Likewise
13511 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13512 (cgraph_update_edges_for_call_stmt): Handle clones.
13513 (cgraph_remove_node): Handle clone tree.
13514 (cgraph_remove_node_and_inline_clones): New function.
13515 (dump_cgraph_node): Dump clone tree.
13516 (cgraph_clone_node): Handle clone tree.
13517 (clone_function_name): Bring here from tree-inline.c.
13518 (cgraph_create_virtual_clone): New function.
13519 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13520 (cgraph_clone_info): New function.
13521 (strut cgraph_node): Add clone_info and new clone tree pointers.
13522 (cgraph_remove_node_and_inline_clones,
13523 cgraph_set_call_stmt_including_clones,
13524 cgraph_create_edge_including_clones,
13525 cgraph_create_virtual_clone): Declare.
13526 (cgraph_function_versioning): Use VEC argument.
13527 (compute_call_stmt_bb_frequency): Update prototype.
13528 (cgraph_materialize_all_clones): New function.
13529 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13530 (ipcp_create_replace_map): Update to VECtors.
13531 (ipcp_update_callgraph): Use virtual clones.
13532 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13533 (ipcp_update_profiling): Do not update local profiling.
13534 (ipcp_insert_stage): Use VECtors and virtual clones.
13535 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13536 (clone_of_p): New function.
13537 (cgraph_preserve_function_body_p): Use clone tree.
13538 (cgraph_optimize): Materialize clones.
13539 (cgraph_function_versioning): Update for VECtors.
13540 (save_inline_function_body): Use clone tree.
13541 (cgraph_materialize_clone): New function.
13542 (cgraph_materialize_all_clones): Likewise.
13543 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13544 * ipa.c: Include gimple.h.
13545 (cgraph_remove_unreachable_nodes): Use clone tree.
13546 * ipa-prop.c (ipa_note_param_call): Update call to
13547 compute_call_stmt_bb_frequencycall.
13548 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13549 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13550 (copy_bb): Handle updating of clone tree; add new edge when new call
13552 (expand_call_inline): Be strict about every call having edge.
13553 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13554 (delete_unreachable_blocks_update_callgraph): New function.
13555 (tree_function_versioning): Use VECtors; always remove unreachable
13556 blocks and fold conditionals.
13557 * tree-inline.h: Do not include varray.h.
13558 (tree_function_versioning): Remove.
13559 * Makefile.in (GTFILES): Remove tree-inline.c
13560 * passes.c (do_per_function): Do only functions having body.
13561 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13564 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13565 Andrew Morrow <acm@google.com>
13568 * c-common.c (c_common_attribute_table): Permit deprecated
13569 attribute to take an optional argument.
13570 (handle_deprecated_attribute): If the optional argument to
13571 __attribute__((deprecated)) is not a string ignore the attribute
13572 and emit a warning.
13574 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13575 * c-typeck.c (build_component_ref): Likewise.
13576 (build_external_ref): Likewise.
13578 * toplev.c (warn_deprecated_use): Add an attribute argument.
13579 Emit the message associated with __attribute__((deprecated)).
13581 * toplev.h (warn_deprecated_use): Updated.
13583 * doc/extend.texi: Document new optional parameter to
13584 __attribute__((deprecated))
13586 2009-05-08 Michael Eager <eager@eagercon.com>
13588 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13589 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13591 2009-05-08 Richard Guenther <rguenther@suse.de>
13593 PR tree-optimization/40062
13594 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13595 Avoid exponential behavior.
13597 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13599 PR rtl-optimization/33928
13601 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13602 process_uses, build_single_def_use_links): New.
13603 (update_df): Update use_def_ref.
13604 (forward_propagate_into): Use get_def_for_use instead of use-def
13606 (fwprop_init): Call build_single_def_use_links and let it initialize
13608 (fwprop_done): Free use_def_ref.
13609 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13610 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13611 df_rd_simulate_one_insn): New.
13612 (df_rd_bb_local_compute_process_def): Update head comment.
13613 (df_chain_create_bb): Use the new RD simulation functions.
13614 * df.h (df_rd_simulate_artificial_defs_at_top,
13615 df_rd_simulate_one_insn): New.
13616 * opts.c (decode_options): Enable fwprop at -O1.
13617 * doc/invoke.texi (-fforward-propagate): Document this.
13619 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13622 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13623 and one complex operand specially.
13624 * tree-complex.c (some_nonzerop): Do not identify a real value as
13625 zero if flag_signed_zeros.
13627 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13629 PR rtl-optimization/33928
13630 * loop-invariant.c (record_use): Fix && vs. || mishap.
13632 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13634 PR rtl-optimization/33928
13635 * loop-invariant.c (struct use): Add addr_use_p.
13636 (struct def): Add n_addr_uses.
13637 (struct invariant): Add cheap_address.
13638 (create_new_invariant): Set cheap_address.
13639 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13640 (record_uses): Pass df_ref to record_use.
13641 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13644 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13646 * config/sh/sh.c: Do not include c-pragma.h.
13648 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13650 * config/spu/spu.c: Remove include of c-common.h.
13652 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13655 * c-common.h (mark_valid_location_for_stdc_pragma,
13656 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13657 clear_float_const_decimal64, float_const_decimal64_p): New.
13658 * c.opt (Wunsuffixed-float-constants): New.
13659 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13660 unsuffixed float constant, handle new warning.
13661 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13662 * c-decl.c (c_scope): New flag float_const_decimal64.
13663 (set_float_const_decimal64, clear_float_const_decimal64,
13664 float_const_decimal64_p): New.
13665 (push_scope): Set new flag.
13666 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13667 to use STDC pragmas.
13668 (c_parser_external_declaration): Ditto.
13669 (c_parser_compound_statement_nostart): Ditto.
13670 * c-pragma.c (valid_location_for_stdc_pragma,
13671 mark_valid_location_for_stdc_pragma,
13672 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13673 handle_pragma_float_const_decimal64): New.
13674 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13675 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13676 set_float_const_decimal64, clear_float_const_decimal64,
13677 float_const_decimal64_p): New dummy functions.
13678 * doc/extend.texi (Decimal Float): Remove statement that the
13679 pragma, and suffix for double constants, are not supported.
13680 * doc/invoke.texi (Warning Options): List new option.
13681 (-Wunsuffixed-float-constants): New.
13683 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13685 * config/i386/i386.c: Do not include c-common.h.
13687 2009-05-07 Mark Heffernan <meheff@google.com>
13689 * doc/invoke.texi (Debugging Options): Document change of debugging
13691 * opts.c (decode_options): Make dump_base_name relative to
13692 aux_base_name directory.
13694 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13696 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13697 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13699 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13701 * Makefile.in (install-plugin): Simplify a bit.
13703 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13705 * Makefile.in (OBJS-common): Add regcprop.o.
13707 * timevar.def (TV_CPROP_REGISTERS): New.
13708 * regrename.c (regrename_optimize): Return 0.
13709 (rest_of_handle_regrename): Delete.
13710 (pass_rename_registers): Point to regrename_optimize.
13711 (struct value_data_entry, struct value_data,
13712 kill_value_one_regno, kill_value_regno, kill_value,
13713 set_value_regno, init_value_data, kill_clobbered_value,
13714 kill_set_value, kill_autoinc_value, copy_value,
13715 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13716 replace_oldest_value_reg, replace_oldest_value_addr,
13717 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13718 debug_value_data, validate_value_data): Move...
13719 * regcprop.c: ... here.
13720 (rest_of_handle_cprop): Delete.
13721 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13723 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13725 PR middle-end/40057
13726 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13727 GEN_INT for 1 << bitnum.
13728 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13729 build_int_cst_type.
13731 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13733 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13734 Remove wrong description of "nand" operation.
13736 2009-05-06 Richard Guenther <rguenther@suse.de>
13737 Adam Nemet <anemet@caviumnetworks.com>
13739 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13740 comment. Add that if LHS is not a gimple register, then RHS1 has
13741 to be a single object (GIMPLE_SINGLE_RHS).
13743 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13745 * expr.c (get_def_for_expr): Move it up in the file.
13746 (store_field): When expanding a bit-field store, look at the
13747 defining gimple stmt for the masking conversion.
13749 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13751 PR middle-end/39986
13752 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13753 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13754 32-bit memcpy into long.
13756 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13758 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13759 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13761 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13762 instead of appending DW_OP_deref*.
13764 2009-05-06 Michael Matz <matz@suse.de>
13766 PR middle-end/40021
13767 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13768 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13770 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13772 * Makefile.in (install-plugin): Fix srcdir handling.
13774 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
13776 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
13777 when processing for not_regs_needed bitmap.
13778 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
13779 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
13780 handling it for rhs.
13782 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13784 * config/i386/i386.md (unnamed inc/dec peephole): Use
13785 optimize_insn_for_size_p instead of optimize_size.
13786 * config/i386/predicates.md (incdec_operand): Likewise.
13787 (aligned_operand): Likewise.
13788 * config/i386/sse.md (divv8sf3): Likewise.
13789 (sqrtv8sf2): Likewise.
13791 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13793 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
13795 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
13797 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
13799 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
13800 ssemodesuffixf2c with avxmodesuffixf2c.
13802 2009-05-06 Joseph Myers <joseph@codesourcery.com>
13805 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
13807 2009-05-05 Jakub Jelinek <jakub@redhat.com>
13809 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
13810 (struct tree_base): Adjust spacing for 8 bit boundaries.
13811 (struct tree_decl_common): Add decl_by_reference_flag bit.
13812 (DECL_BY_REFERENCE): Adjust.
13813 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
13814 print DECL_BY_REFERENCE bit.
13815 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
13816 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
13817 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
13818 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
13821 PR middle-end/39666
13822 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
13823 range of the type, but default label is missing, add it with one
13824 of the existing labels instead of adding a new label for it.
13826 2009-05-05 Joseph Myers <joseph@codesourcery.com>
13830 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
13832 * Makefile.in (enable_plugin, plugin_includedir): New.
13833 (install): Depend on install-plugin.
13834 (PLUGIN_HEADERS): New.
13835 (install-plugin): New.
13836 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
13838 2009-05-05 Richard Guenther <rguenther@suse.de>
13840 PR tree-optimization/40022
13841 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
13843 (phivn_valid_p): Fix tuplification error, simplify.
13844 (phiprop_insert_phi): Add dumps.
13845 (propagate_with_phi): Simplify.
13847 2009-05-05 Richard Guenther <rguenther@suse.de>
13849 PR middle-end/40023
13850 * builtins.c (gimplify_va_arg_expr): Properly build the address.
13852 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
13854 * tree.h (strip_float_extensions): Remove duplicate declaration.
13855 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
13856 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
13857 block_ultimate_origin): Rearrange the declarations line to match the
13858 comment that indicates the .c file which the functions are defined.
13859 (dwarf2out_*, set_decl_rtl): Add comment.
13860 (get_base_address): Adjust comment.
13861 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
13862 declarations line and add comment.
13863 (is_builtin_name): Add blank after function name, for clarity.
13865 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13867 * attribs.c (decl_attributes): Use %qE for identifiers in
13869 * cgraphunit.c (verify_cgraph_node): Translate function names to
13870 locale character set in diagnostics.
13871 * coverage.c (get_coverage_counts): Use %qE for identifiers in
13873 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
13874 Document that functions are named in UTF-8.
13875 * expr.c (expand_expr_real_1): Translate function names to locale
13876 character set in diagnostics.
13877 * gimplify.c (omp_notice_variable, omp_is_private,
13878 gimplify_scan_omp_clauses): Use %qE for identifiers in
13880 * langhooks.c (lhd_print_error_function): Translate function names
13881 to locale character set.
13882 * langhooks.h (decl_printable_name): Document that return value is
13883 in internal character set.
13884 * stmt.c: Include pretty-print.h
13885 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
13887 (resolve_operand_name_1): Translate named operand name to locale
13889 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
13891 * toplev.c (announce_function): Translate function names to locale
13893 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
13894 (default_tree_printer): Use pp_identifier or translate identifiers
13895 to locale character set. Mark "<anonymous>" for translation.
13896 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
13897 for identifiers in diagnostics.
13898 * tree.c (handle_dll_attribute): Use %qE for identifiers in
13900 * varasm.c (output_constructor): Use %qE for identifiers in
13903 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
13905 * configure.ac: use ` ` instead of $()
13906 * configure: Regenerate.
13908 2009-05-05 Ben Elliston <bje@au.ibm.com>
13910 * config/pa/linux-atomic.c: Eliminate conditional include of
13911 errno.h on non-LP64 systems to simplify build requirements.
13913 2009-05-04 Joseph Myers <joseph@codesourcery.com>
13915 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
13917 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
13918 and pass value to identifier_to_locale.
13919 (warn_variable_length_array): Make name a tree.
13920 (grokdeclarator): Separate diagnostic texts for named and unnamed
13921 declarators. Use %qE for named declarators.
13922 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
13924 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
13925 identifiers in diagnostics.
13926 * c-typeck.c (push_member_name, start_init): Pass identifiers to
13927 identifier_to_locale. Mark "anonymous" strings for translation.
13929 2009-05-04 Michael Eager <eager@eagercon.com>
13931 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
13932 address for DImode/DFmode only if double-precision FP regs.
13934 2009-05-04 Michael Eager <eager@eagercon.com>
13936 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
13937 TARGET_SINGLE_FLOAT check.
13939 2009-05-04 Michael Eager <eager@eagercon.com>
13941 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
13943 2009-05-04 Michael Eager <eager@eagercon.com>
13945 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
13946 * config/rs6000/t-xilinx: New
13948 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
13950 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
13951 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
13952 * gcc/explow.c (memory_address): Use target hook.
13953 * gcc/targhooks.c (default_legitimize_address): New.
13954 * gcc/targhooks.h (default_legitimize_address): New.
13955 * gcc/target.h (legitimize_address): New.
13956 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
13957 (TARGET_INITIALIZER): Include it.
13958 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
13960 * config/bfin/bfin-protos.h (legitimize_address): Remove.
13961 * config/bfin/bfin.c (legitimize_address): Remove.
13962 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
13963 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
13965 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
13966 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
13968 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
13969 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
13970 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
13971 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
13972 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
13973 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
13974 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
13975 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
13976 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
13977 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
13978 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
13979 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
13980 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
13981 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
13982 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
13983 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
13984 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
13985 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
13986 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
13987 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
13988 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
13989 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
13990 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
13992 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
13993 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
13994 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
13995 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
13996 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
13997 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
13998 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
13999 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14000 (thumb_legitimize_address): Delete.
14001 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14002 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14003 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14004 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14005 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14006 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14008 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14011 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14012 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14013 * config/m32r/m32r.c (m32r_legitimize_address): New.
14014 * config/m68k/m68k.c (m68k_legitimize_address): New.
14015 * config/score/score.c (score_legitimize_address): Standardize.
14016 * config/score/score3.c (score3_legitimize_address): Standardize.
14017 * config/score/score3.h (score3_legitimize_address): Adjust.
14018 * config/score/score7.c (score7_legitimize_address): Standardize.
14019 * config/score/score7.h (score7_legitimize_address): Adjust.
14020 * config/sh/sh.c (sh_legitimize_address): New.
14021 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14023 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14024 (s390_legitimize_address): ... this.
14025 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14026 (sparc_legitimize_address): ... this.
14027 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14028 (ix86_legitimize_address): ... this.
14029 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14030 (avr_legitimize_address): ... this.
14031 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14032 (mn10300_legitimize_address): ... this.
14033 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14034 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14035 (alpha_expand_mov): Adjust call.
14037 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14038 * config/spu/spu.c (spu_legitimize_address): Likewise.
14039 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14040 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14042 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14044 * intl.c (locale_encoding, locale_utf8): New.
14045 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14046 * intl.h (locale_encoding, locale_utf8): Declare.
14047 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14048 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14050 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14052 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14053 (pp_base_tree_identifier): Declare as function.
14054 (identifier_to_locale): Declare.
14055 * Makefile.in (pretty-print.o): Update dependencies.
14056 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14058 2009-05-04 Richard Guenther <rguenther@suse.de>
14060 PR middle-end/40015
14061 * builtins.c (fold_builtin_memory_op): Do not decay to element
14062 type if the size matches the whole array.
14064 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14066 * expmed.c (synth_mult): When trying out a shift, pass the result
14069 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14071 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14072 (shiftsub1_cost): New.
14073 (init_expmed): Compute shiftsub1_cost.
14074 (synth_mult): Optimize multiplications by constants of the form
14075 -(2^^m-1) for some constant positive integer m.
14077 2009-05-03 Richard Guenther <rguenther@suse.de>
14080 * c-typeck.c (array_to_pointer_conversion): Do not built
14081 ADDR_EXPRs of arrays of pointer-to-element type.
14082 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14083 up wrong ADDR_EXPRs after-the-fact.
14084 * c-common.c (strict_aliasing_warning): Strip pointer
14085 conversions for obtaining the original type.
14086 * builtins.c (fold_builtin_memset): Handle array types.
14087 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14090 2009-05-03 Richard Guenther <rguenther@suse.de>
14092 PR middle-end/23329
14093 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14094 Do not lose casts from array types with unknown extent to array
14095 types with known extent.
14096 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14097 alias set compatibility.
14099 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14101 * flags.h (extra_warnings): Delete.
14102 * toplev.c (process_options): Handle Wuninitialized here.
14103 * opts.c (extra_warnings): Delete.
14104 (set_Wextra): Delete.
14105 (common_handle_option): -Wextra can be handled automatically.
14106 * c-opts.c (c_common_handle_option): Delete obsolete code.
14107 (c_common_post_options): Simplify comment.
14108 * common.opt (W): Add Var.
14110 (Wuninitialized): Initialize to -1.
14112 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14113 Richard Guenther <rguenther@suse.de>
14115 * expr.c (get_def_for_expr): New function.
14116 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14117 SSA rather than trees.
14118 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14119 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14121 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14123 * c-common.c (reswords): Add _Imaginary.
14124 * c-common.c (enum rid): Add RID_IMAGINARY.
14126 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14128 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14129 Patch by Richard Guenther.
14131 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14133 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14134 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14135 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14136 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14137 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14138 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14139 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14140 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14141 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14142 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14143 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14144 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14145 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14146 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14147 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14148 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14149 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14150 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14152 2009-05-02 Richard Guenther <rguenther@suse.de>
14154 PR tree-optimization/39940
14155 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14158 2009-05-02 Richard Guenther <rguenther@suse.de>
14160 PR middle-end/40001
14161 * tree-ssa.c (execute_update_addresses_taken): Properly check
14162 if we can mark a variable DECL_GIMPLE_REG_P.
14163 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14164 back to the end of the function.
14165 (is_gimple_reg_type): Remove complex type special casing.
14166 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14169 2009-05-02 Ben Elliston <bje@au.ibm.com>
14171 * doc/collect2.texi (Collect2): Document search path behaviour
14172 when configured with --with-ld.
14174 2009-05-02 Jan Hubicka <jh@suse.cz>
14176 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14177 parameter; update callers.
14178 (coalesce_cost_edge): EH edges are costier because they needs
14179 splitting even if not critical and even more costier when there are
14180 multiple EH predecestors.
14182 2009-05-02 Jan Hubicka <jh@suse.cz>
14184 * except.c (remove_eh_handler_and_replace): Handle updating after
14185 removing TRY blocks.
14187 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14189 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14191 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14193 * varasm.c: Do not include c-pragma.h.
14194 * attribs.c: Do not incude c-common.h.
14196 2009-05-01 Michael Matz <matz@suse.de>
14198 * calls.c (initialize_argument_information): Handle SSA names like
14199 decls with a non MEM_P DECL_RTL.
14201 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14203 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14204 * ipa-utils.c: Likewise.
14205 * ipa-type-escape.c: Likewise.
14206 * cgraphunit.c Do not include c-common.h.
14207 * ipa-pure-const.c: Likewise.
14208 * tree-if-conv.c: Likewise.
14209 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14210 * ipa-struct-reorg.c: Likewise.
14211 * tree-nomudflap.c: Likewise.
14212 * tree-ssa-structalias.c: Likewise.
14214 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14216 * store-motion.c: Many cleanups to make this pass a first-class
14217 citizen instead of an appendix to gcse load motion. Add TODO list
14218 to make this pass faster/cleaner/better.
14220 (struct ls_expr): Post gcse.c-split cleanups.
14221 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14222 "stores" field to "avail_stores".
14223 (pre_ldst_mems): Rename to store_motion_mems.
14224 (pre_ldst_table): Rename to store_motion_mems_table.
14225 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14226 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14227 (ldst_entry): Rename to st_expr_entry, update users.
14228 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14229 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14230 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14232 (first_ls_expr): Rename to first_st_expr, update users.
14233 (next_ls_expr): Rename to next_st_expr, update users.
14234 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14235 fields properly for store motion instead of names inherited from load
14237 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14238 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14241 (ae_kill): Rename to st_kill, update users.
14242 (ae_gen): Rename to st_avloc, update users.
14243 (transp): Rename to st_transp, update users.
14244 (pre_insert_map): Rename to st_insert_map, update users.
14245 (pre_delete_map): Rename to st_delete_map, update users.
14246 (insert_store, build_store_vectors, free_store_memory,
14247 one_store_motion_pass): Update for abovementioned changes.
14249 (gcse_subst_count, gcse_create_count): Remove.
14250 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14251 and "n_stores_created", local variables.
14253 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14256 (regvec, compute_store_table_current_insn): Remove.
14257 (reg_set_info, reg_clear_last_set): Remove.
14258 (compute_store_table): Use DF caches instead of local dataflow
14261 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14263 * c-objc-common.c (c_tree_printer): Print identifiers with
14264 pp_identifier, not pp_string. Mark "({anonymous})" for
14266 * c-pretty-print.c (pp_c_ws_string): New.
14267 (pp_c_cv_qualifier, pp_c_type_specifier,
14268 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14269 pp_c_storage_class_specifier, pp_c_function_specifier,
14270 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14271 pp_c_primary_expression, pp_c_postfix_expression,
14272 pp_c_unary_expression, pp_c_shift_expression,
14273 pp_c_relational_expression, pp_c_equality_expression,
14274 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14275 use pp_string and pp_c_ws_string in place of pp_identifier and
14276 pp_c_identifier for non-identifiers. Mark English strings for
14278 * c-pretty-print.h (pp_c_ws_string): Declare.
14280 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14281 Roland McGrath <roland@redhat.com>
14283 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14284 (ENABLE_LD_BUILDID): New configuration option.
14285 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14286 (LINK_BUILDID_SPEC): New macro.
14287 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14289 * doc/install.texi: Document --enable-linker-build-id option.
14290 * configure: Rebuild.
14291 * config.in: Rebuild.
14293 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14295 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14296 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14297 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14298 MIPS_GP_SAVE_AREA_SIZE.
14299 * config/mips/mips.c (struct mips_frame_info): Update comment
14300 before arg_pointer_offset and hard_frame_pointer_offset.
14301 (mips_compute_frame_info): Update diagram before function: to
14302 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14303 indicate the position of frame_pointer_rtx with -fstack-protector and
14304 to show args_size. Don't allocate cprestore area for leaf functions
14305 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14307 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14309 2009-04-30 Michael Matz <matz@suse.de>
14311 PR tree-optimization/39955
14312 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14314 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14316 * ira.c (setup_cover_and_important_classes): Use safe macro
14317 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14319 * genpreds.c (write_tm_preds_h): Output suitable definition of
14320 REG_CLASS_FOR_CONSTRAINT.
14322 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14324 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14326 * bitmap.c (bitmap_descriptor): Likewise.
14327 * ggc-common.c (loc_descriptor): Likewise.
14328 * varray.c (varray_descriptor): Likewise.
14329 * vec.c (vec_descriptor): Likewise.
14331 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14333 * Makefile.in (dce.o): Add $(EXCEPT_H).
14334 * dce.c: Include except.h and delete redundant vector definitions.
14335 (deletable_insn_p): Return false for non-call insns that can throw
14338 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14340 * gcse.c (ae_gen): Remove.
14341 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14342 and make non-static function to make it available in store-motion.c.
14343 Update call sites with search-and-replace.
14344 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14345 extract_mentioned_regs, extract_mentioned_regs_helper,
14346 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14347 store_killed_in_insn, store_killed_after, store_killed_before,
14348 build_store_vectors, insert_insn_start_basic_block, insert-store,
14349 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14350 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14351 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14352 * store-motion.c: ...new file. Also copy data structures from gcse.c
14353 and clean up to remove parts not used by store motion.
14354 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14355 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14357 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14360 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14361 when optimizing for size.
14363 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14365 * gcse.c (gcse_constant_p): Fix typo in last change.
14367 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14369 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14371 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14373 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14375 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14377 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14378 CONST_HIGH_PART result.
14380 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14382 * config/avr/avr.c (initial_elimination_offset): Rename to
14383 avr_initial_elimination_offset.
14384 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14385 change return type to bool.
14386 (avr_can_eliminate): New function.
14387 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14388 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14389 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14390 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14391 avr_initial_elimination_offset.
14392 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14393 (avr_initial_elimination_offset): Define.
14395 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14396 Steven Bosscher <steven@gcc.gnu.org>
14398 PR rtl-optimization/39938
14399 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14400 * cfgrtl.c: Include insn-attr.h.
14401 (rest_of_pass_free_cfg): New function.
14402 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14403 * resource.c (init_resource_info): Remove call to df_analyze.
14405 2009-04-29 Richard Guenther <rguenther@suse.de>
14408 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14409 allow conversion to signed integers.
14411 2009-04-29 Richard Guenther <rguenther@suse.de>
14413 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14414 shifts of floating point vectors if the shift amount is
14415 a constant multiple of the element size.
14417 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14418 Michael Matz <matz@suse.de>
14420 PR middle-end/39927
14422 * tree-outof-ssa.c (emit_partition_copy): New function.
14423 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14424 insert_part_to_rtx_on_edge): Perform the partition base var
14425 copy using emit_partition_copy.
14426 (insert_value_copy_on_edge): Convert constants to the right mode.
14427 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14428 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14430 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14432 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14433 scan backwards to try to find a constant to initialize it.
14435 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14436 insn before the loop_end instruction, don't look past labels.
14438 2009-04-29 Richard Guenther <rguenther@suse.de>
14440 PR middle-end/39937
14441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14442 loose type conversions.
14443 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14444 stmts only if there are no uses of its definition.
14446 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14448 * config/bfin/bfin.h (splitting_loops): Declare.
14449 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14450 Reorder bit definitions to be ascending.
14451 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14452 * config/bfin/bfin.c (splitting_loops): New variable.
14453 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14454 (struct loop_info): Remove members INIT and LOOP_INIT.
14455 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14456 the LSETUP sequence. Allow LC to be loaded from any register, but
14457 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14458 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14460 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14461 of reload_completed.
14464 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14466 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14468 * Makefile.in (PLUGIN_VERSION_H): New.
14469 (OBJS-common): Remove plugin-version.o.
14470 (plugin.o): Depend on (PLUGIN_VERSION_H).
14471 (plugin-version.o): Remove.
14472 * configure: Regenerate
14473 * configure.ac: Create plugin-version.h.
14474 * gcc-plugin.h (plugin_gcc_version): Remove.
14475 (plugin_default_version_check): Change signature.
14476 * plugin-version.c: Remove.
14477 * plugin.c: Include plugin-version.h.
14478 (str_plugin_gcc_version_name): Remove.
14479 (try_init_one_plugin): Pass gcc version to plugin_init.
14480 (plugin_default_version_check): Both gcc and plugin versions are now
14483 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14485 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14486 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14487 Remove special case testing for last insn of inner loops. Don't fail
14488 if the loop ends with a jump, emit an extra nop instead.
14490 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14491 DREGS rather than comparing directly. Remove code that tries to
14492 account for latencies.
14494 2009-04-29 Richard Guenther <rguenther@suse.de>
14496 PR tree-optimization/39941
14497 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14498 eliminating an indirect call.
14500 2009-04-29 Richard Guenther <rguenther@suse.de>
14502 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14503 parameter. Allow invariants as base if !require_lvalue.
14504 (verify_gimple_assign_single): Adjust.
14506 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14508 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14509 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14510 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14511 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14512 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14514 * config/bfin/bfin.c (bfin_expand_builtin,
14515 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14517 2009-04-28 Richard Guenther <rguenther@suse.de>
14519 * tree-vect-loop.c (get_initial_def_for_induction): Use
14520 correct types for pointer increment.
14522 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14524 * toplev.c (print_version): Update GMP version string calculation.
14526 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14528 PR rtl-optimization/39938
14529 * resource.c (init_resource_info): Add call to df_analyze.
14531 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14533 * config/alpha/alpha.md (usegp): Cast the result of
14534 alpha_find_lo_sum_using_gp to enum attr_usegp.
14535 * config/alpha/alpha.c (override_options): Remove end-of-structure
14536 marker element from cpu_table. Use array size of cpu_table to handle
14537 -mcpu and -mtune options.
14538 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14540 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14542 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14543 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14544 tune_32 and tune_64.
14545 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14546 support on PowerPC.
14547 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14548 * config/rs6000/option-defaults.h: ... here. New file.
14549 (OPT_64, OPT_32): Define.
14550 (MASK_64BIT): Define to 0 if not already defined.
14551 (OPT_ARCH64, OPT_ARCH32): Define.
14552 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14555 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14557 * config/arm/arm.c (arm_override_options): Emit error on using
14560 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14562 PR rtl-optimization/39914
14563 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14564 registers for allocnos created from user-defined variables only
14565 when not optimizing.
14567 2009-04-28 Richard Guenther <rguenther@suse.de>
14569 PR middle-end/39937
14570 * fold-const.c (fold_binary): Use distribute_real_division only
14573 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14575 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14576 add hpux-stdint.h to tm_file.
14577 (hppa[12]*-*-hpux11*): Ditto.
14578 (ia64*-*-hpux*): Ditto.
14579 * config/hpux-stdint.h: New.
14580 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14581 __STDC_EXT__ for all compiles.
14582 * config/pa/pa-hpux.h: Ditto.
14583 * config/pa/pa-hpux10.h: Ditto.
14584 * config/pa/pa-hpux11.h: Ditto.
14586 2009-04-28 Catherine Moore <clm@codesourcery.com>
14588 * debug.h (set_name): Add comment.
14590 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14593 * config/darwin.c (machopic_gen_offset): Check
14594 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14595 * config/arm/arm.c (require_pic_register): Likewise.
14597 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14599 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14600 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14601 m32c_promote_prototypes): Delete.
14603 2009-04-28 Michael Matz <matz@suse.de>
14605 PR middle-end/39922
14606 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14609 2009-04-28 Richard Guenther <rguenther@suse.de>
14611 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14613 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14615 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14616 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14617 * config/arm/arm-tune.md: Regenerate.
14619 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14621 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14622 block if there are complex incoming edges.
14623 (sel_merge_blocks): Remove useless assert.
14624 (sel_redirect_edge_and_branch): Check that edge was redirected.
14625 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14626 (sel_find_rgns): Delete declaration.
14627 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14628 the region when it is not a preheader.
14630 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14633 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14635 2009-04-28 Richard Guenther <rguenther@suse.de>
14637 * tree.h (SSA_NAME_VALUE): Remove.
14638 (struct tree_ssa_name): Remove value_handle member.
14639 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14640 array for jump threading.
14641 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14643 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14644 * tree-flow.h (threadedge_initialize_values): Declare.
14645 (threadedge_finalize_values): Likewise.
14646 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14647 (SSA_NAME_VALUE): Define.
14648 (threadedge_initialize_values): New function.
14649 (threadedge_finalize_values): Likewise.
14650 * tree-ssa-dom.c (ssa_name_values): New global variable.
14651 (SSA_NAME_VALUE): Define.
14652 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14654 2009-04-28 Ira Rosen <irar@il.ibm.com>
14656 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14657 Use REPORT_VECTORIZED_LOCATIONS instead
14658 REPORT_VECTORIZED_LOOPS.
14659 * tree-vectorizer.c (vect_verbosity_level): Make static.
14660 (vect_loop_location): Rename to vect_location.
14661 (vect_set_verbosity_level): Update comment.
14662 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14664 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14665 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14666 instead REPORT_UNVECTORIZED_LOOPS.
14667 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14668 and vect_loop_def to vect_external_def and vect_internal_def.
14669 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14670 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14671 REPORT_UNVECTORIZED_LOCATIONS.
14672 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14673 and vect_used_in_loop and to vect_unused_in_scope and
14674 vect_used_in_scope.
14675 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14676 (vect_verbosity_level): Remove declaration.
14677 (vect_analyze_operations): Likewise.
14678 (vect_analyze_stmt): Declare.
14679 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14680 REPORT_UNVECTORIZED_LOCATIONS.
14681 (vect_get_loop_niters): Fix indentation.
14682 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14683 (vect_analyze_loop_operations): New function.
14684 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14685 vect_analyze_operations.
14686 (vect_is_simple_reduction): Use new names.
14687 (vectorizable_live_operation, vect_transform_loop): Likewise.
14688 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14689 to specify whether the data references can be a part of interleaving
14691 (vect_analyze_data_ref_dependence): Use new names.
14692 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14693 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14694 * tree-vect-patterns.c (widened_name_p): Use new names.
14695 (vect_recog_dot_prod_pattern): Likewise.
14696 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14697 (process_use, vect_mark_stmts_to_be_vectorized,
14698 vect_model_simple_cost, vect_model_store_cost,
14699 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14700 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14701 vectorizable_operation, vectorizable_type_demotion,
14702 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14703 vectorizable_condition): Likewise.
14704 (vect_analyze_operations): Split into vect_analyze_loop_operations
14706 (vect_analyze_stmt): ... new function.
14707 (new_stmt_vec_info): Use new names.
14708 (vect_is_simple_use): Use new names and fix comment.
14709 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14710 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14712 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14715 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14716 and integer modes for x87 operands. Do not ICE for unsupported size,
14717 generate error instead. Generate error for unsupported operand types.
14718 ['z']: Do not handle HImode memory operands specially. Warning
14719 for floating-point operands. Fallthru to 'Z' for unsupported operand
14720 types. Do not ICE for unsupported size, generate error instead.
14721 (output_387_binary_op): Use %Z to output operands.
14722 (output_fp_compare): Ditto.
14723 (output_387_reg_move): Ditto.
14725 2009-04-28 Ben Elliston <bje@au.ibm.com>
14730 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14732 * builtins.c (c_strlen): Do not warn here.
14733 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14734 * c-common.c (pointer_int_sum): Take an explicit location.
14735 Warn about offsets out of bounds.
14736 * c-common.h (pointer_int_sum): Adjust declaration.
14738 2009-04-27 Ian Lance Taylor <iant@google.com>
14740 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14742 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14743 * df-core.c (df_set_flags): Change return type to int. Change
14744 type of old_flags to int.
14745 (df_clear_flags): Likewise.
14746 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14747 (df_get_conditional_uses): Likewise.
14748 * df.h (df_set_flags, df_clear_flags): Update declarations.
14749 * dwarf2out.c (struct indirect_string_node): Change type of form
14750 field to enum dwarf_form.
14751 (AT_string_form): Change return type to enum dwarf_form.
14752 * fixed-value.c (fixed_compare): Add cast to enum type.
14753 * fwprop.c (update_df): Change 0 to VOIDmode.
14754 * gensupport.c: Change 0 to UNKNOWN.
14755 * gimple.h (gimple_cond_code): Add cast to enum type.
14756 * haifa-sched.c (reemit_notes): Add cast to enum type.
14757 * hooks.c (hook_int_void_no_regs): Remove function.
14758 * hooks.h (hook_int_void_no_regs): Remove declaration.
14759 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14760 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14761 * real.c (real_arithmetic): Add cast to enum type.
14762 (real_compare): Likewise.
14763 * target.h (struct gcc_target): Change return type of
14764 branch_target_register_class to enum reg_class.
14765 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14766 default_branch_target_register_class.
14767 * targhooks.c (default_branch_target_register_class): New function.
14768 * targhooks.h (default_branch_target_register_class): Declare.
14769 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14770 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14772 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14774 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14775 vect_uninitialized_def. Change 0 to ERROR_MARK.
14776 * tree-vect-stmts.c (supportable_widening_operation): Don't
14777 initialize icode1 and icode2.
14778 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
14779 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
14781 (cmn_err_flag_specs): Change 0 to STD_C89.
14782 (cmn_err_char_table): Likewise.
14783 * config/arm/arm.c (get_arm_condition_code): Change type of code
14784 to enum arm_cond_code.
14785 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
14786 (IWMMXT_BUILTIN2): Likewise.
14787 (neon_builtin_type_bits): Don't define typedef.
14788 (neon_builtin_datum): Change type of bits field to int.
14789 (arm_expand_neon_args): Add cast to enum type.
14790 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
14792 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
14793 casts to enum type.
14794 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
14796 * config/mips/mips.md (jal_macro): Return enum constant.
14797 (single_insn): Likewise.
14798 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
14800 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14801 casts to enum type.
14802 * config/s390/s390.c (s390_tune_flags): Change type to int.
14803 (s390_arch_flags): Likewise.
14804 (s390_handle_arch_option): Change flags field of struct pta to int.
14805 * config/s390/s390.h (s390_tune_flags): Update declaration.
14806 (s390_arch_flags): Likewise.
14807 * config/sh/sh.c (prepare_move_operands): Compare
14808 tls_symbolic_operand result with enum constant.
14809 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
14810 (sh_expand_prologue): Add cast to enum type.
14811 (sh_expand_epilogue): Likewise.
14812 (tls_symbolic_operand): Change return type to enum tls_model.
14813 (fpscr_set_from_mem): Add cast to enum type.
14814 (legitimize_pic_address): Compare tls_symbolic_operand result with
14816 (sh_target_reg_class): Change return type to enum reg_class.
14817 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
14819 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
14820 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
14821 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
14822 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
14823 (delayed_branch, tls_call_delay): Likewise.
14824 (eligible_for_sibcall_delay): Likewise.
14825 (eligible_for_return_delay): Likewise.
14826 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
14827 (spu_expand_builtin_1): Likewise.
14829 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
14830 for all types of conversions.
14831 (output_init_element): Issue -Wc++-compat warning if needed when
14832 initializing a bitfield with enum type.
14833 * c-parser.c (c_parser_expression): Set original_type to
14834 original_type of right hand operand of comma operator.
14836 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14838 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
14840 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
14841 * doc/cpp.texi (Standard Predefined Macros)
14842 (Implementation-defined behavior): Likewise.
14843 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
14844 * doc/gimple.texi (GIMPLE Exception Handling)
14845 (@code{GIMPLE_ASSIGN}): Likewise.
14846 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
14847 * doc/invoke.texi (Warning Options, Optimize Options)
14848 (AVR Options, Darwin Options): Likewise.
14849 (Optimize Options): Reformulate -fwhole-program description.
14850 * doc/loop.texi (Lambda): Likewise.
14851 * doc/md.texi (Output Template, Define Constraints)
14852 (Standard Names, Insn Splitting): Likewise.
14853 * doc/options.texi (Option properties): Likewise.
14854 * doc/passes.texi (Tree-SSA passes): Likewise.
14855 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
14856 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
14857 (File Names and DBX): Likewise.
14858 * doc/trouble.texi (Incompatibilities): Likewise.
14860 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14862 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
14863 instruction is correct.
14865 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14867 Allow non-constant arguments to conversion intrinsics.
14868 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
14869 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
14870 * spu.c (print_operand): Handle 'v' and 'w'.
14871 (exp2_immediate_p, spu_gen_exp2): Define.
14872 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
14873 spu_convtf_1): Update parameter descriptions.
14874 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
14875 * constraints.md ('v', 'w'): New.
14876 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
14878 (i2f, I2F): New define_mode_attr.
14879 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
14880 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
14881 fixuns_truncv4sfv4si2): Update to use mode attribute.
14882 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
14883 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
14884 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
14885 patterns for combine.
14887 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
14889 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
14890 (cprop, hoist, pre, store_motion): New debug counters.
14891 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
14892 is not an RTL pass anymore.
14893 (pass_profiling): Remove extern decl for pass removed in 2005.
14894 (pass_gcse, pass_jump_bypass): Remove.
14895 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
14896 to 0 for clean state.
14897 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
14898 * cse.c (gate_handle_cse_after_global_opts,
14899 rest_of_handle_cse_after_global_opts): New functions.
14900 (pass_cse_after_global_opts): New pass, does local CSE.
14901 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
14902 (TV_CPROP): New timevar.
14903 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
14904 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
14905 (gcse_main, recompute_all_luids): Remove.
14906 (compute_hash_table_work): Call max_reg_num instead of reading
14908 (cprop_jump): Don't set run_jump_opt_after_gcse.
14909 (constprop_register): Always allow to alter jumps.
14910 (cprop_insn): Likewise.
14911 (do_local_cprop): Likewise.
14912 (local_cprop_pass): Likewise. Return non-zero if something changed.
14913 (cprop): Remove function, fold interesting bits into one_cprop_pass.
14914 (find_implicit_sets): Add note about missed optimization opportunity.
14915 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
14916 pass_rtl_cprop execute function.
14917 Don't bother tracking the pass number, each pass gets its own dumpfile
14919 Always allow to alter jumpsand bypass jumps.
14920 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
14921 will just find no suitable set.
14922 (pre_edge_insert): Fix dumping, this function is for PRE only.
14923 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
14924 pass_rtl_pre execute function.
14925 (hoist_code): Return non-zero if something changed. Keep track of
14926 substitutions and insertions for statistics gathering similar to PRE.
14927 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
14928 called from the pass_rtl_hoist execute function. Show pass statistics.
14929 (compute_store_table): Use max_reg_num directly instead of using the
14930 formerly global max_gcse_regno.
14931 (build_store_vectors): Likewise.
14932 (replace_store_insn): Fix dumping.
14933 (store_motion): Rename to ...
14934 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
14935 pass, called from the pass_rtl_store_motion execute function. Keep
14936 track of substitutions and insertions for statistics gathering similar
14938 (bypass_jumps): Remove, fold interesting bits into ...
14939 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
14940 from the pass_rtl_cprop execute function.
14941 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
14942 pass_jump_bypass): Remove.
14943 (gate_handle_gcse, rest_of_handle_gcse): Remove.
14944 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
14945 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
14946 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
14947 (gate_rtl_store_motion, execute_rtl_store_motion,
14948 pass_rtl_store_motion): New.
14949 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
14950 make it clear that -fcse-skip-blocks is a no-op for backward compat.
14951 * passes.c (init_optimization_passes): Remove pass_gcse and
14952 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
14953 and cse_after_global_opts in place of pass_gcse. Schedule cprop
14954 instead of pass_jump_bypass.
14956 2009-04-27 Richard Guenther <rguenther@suse.de>
14958 PR middle-end/39928
14959 * gimplify.c (gimplify_expr): If we are required to create
14960 a temporary make sure it ends up as register.
14962 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
14965 * config/i386/i386.c (construct_container): Don't call
14966 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
14967 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
14969 2009-04-27 Michael Matz <matz@suse.de>
14971 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
14972 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
14973 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
14974 (dump_replaceable_exprs): Take a bitmap.
14975 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
14977 (expand_gimple_basic_block): Likewise.
14978 * tree-ssa-ter.c (struct temp_expr_table_d): Make
14979 replaceable_expressions member a bitmap.
14980 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
14981 (mark_replaceable): Likewise.
14982 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
14983 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
14985 2009-04-27 Richard Guenther <rguenther@suse.de>
14987 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
14988 (verify_stmts): Dispatch to gimple/type verification code.
14989 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
14990 issue with call argument types.
14992 2009-04-27 Michael Matz <matz@suse.de>
14994 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
14995 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
14998 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
14999 Eric Botcazou <ebotcazou@adacore.com>
15001 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15002 a label's basic block.
15003 (mark_target_live_regs): Tidy and rework obsolete comments.
15004 Change back DF problem to LIVE. If a label starts a basic block,
15005 assume that all registers that used to be live then still are.
15006 (init_resource_info): If a label starts a basic block, set its
15007 BLOCK_FOR_INSN accordingly.
15008 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15010 2009-04-27 Richard Guenther <rguenther@suse.de>
15012 * tree-flow-inline.h (function_ann): Remove.
15013 (get_function_ann): Likewise.
15014 * tree-dfa.c (create_function_ann): Remove.
15015 * tree-flow.h (struct static_var_ann_d): Remove.
15016 (struct function_ann_d): Likewise.
15017 (union tree_ann_d): Remove fdecl member.
15018 (function_ann_t): Remove.
15019 (function_ann, get_function_ann, create_function_ann): Remove
15022 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15024 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15026 2009-04-27 Jan Hubicka <jh@suse.cz>
15028 * ipa-pure-const.c (struct funct_state_d): New fields
15029 state_previously_known, looping_previously_known; remove
15030 state_set_in_source.
15031 (analyze_function): Use new fields.
15032 (propagate): Avoid assumption that state_set_in_source imply
15035 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15036 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15037 * cfgloop.h (finite_loop_p): Declare.
15039 2009-04-26 Michael Matz <matz@suse.de>
15041 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15043 2009-04-26 Michael Matz <matz@suse.de>
15045 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15046 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15047 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15048 pass_mark_used_blocks): Remove.
15049 * tree-optimize.c (pass_free_datastructures,
15050 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15051 * passes.c (init_optimization_passes): Don't call
15052 pass_mark_used_blocks, remove dead code.
15054 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15056 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15057 * tree-ssa-live.h (register_ssa_partition): Likewise.
15059 2009-04-26 Michael Matz <matz@suse.de>
15062 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15063 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15064 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15066 (compare_pairs): Swap cost comparison.
15067 (coalesce_ssa_name): Don't use change_partition_var.
15068 * tree-nrv.c (struct nrv_data): Add modified member.
15069 (finalize_nrv_r): Set it.
15070 (tree_nrv): Use it to update statements.
15071 (pass_nrv): Require PROP_ssa.
15072 * tree-mudflap.c (mf_decl_cache_locals,
15073 mf_build_check_statement_for): Use make_rename_temp.
15074 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15075 * alias.c (find_base_decl): Handle SSA names.
15076 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15077 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15078 * rtl.h (set_reg_attrs_for_parm): Declare.
15079 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15080 to "optimized", remove unused locals at finish.
15081 (execute_free_datastructures): Make global, call
15082 delete_tree_cfg_annotations.
15083 (execute_free_cfg_annotations): Don't call
15084 delete_tree_cfg_annotations.
15086 * ssaexpand.h: New file.
15087 * expr.c (toplevel): Include ssaexpand.h.
15088 (expand_assignment): Handle SSA names the same as register variables.
15089 (expand_expr_real_1): Expand SSA names.
15090 * cfgexpand.c (toplevel): Include ssaexpand.h.
15091 (SA): New global variable.
15092 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15093 (SSAVAR): New macro.
15094 (set_rtl): New helper function.
15095 (add_stack_var): Deal with SSA names, use set_rtl.
15096 (expand_one_stack_var_at): Likewise.
15097 (expand_one_stack_var): Deal with SSA names.
15098 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15099 before unique numbers.
15100 (expand_stack_vars): Use set_rtl.
15101 (expand_one_var): Accept SSA names, add asserts for them, feed them
15102 to above subroutines.
15103 (expand_used_vars): Expand all partitions (without default defs),
15104 then only the local decls (ignoring those expanded already).
15105 (expand_gimple_cond): Remove edges when jumpif() expands an
15106 unconditional jump.
15107 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15108 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15110 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15111 members of SA; deal with PARM_DECL partitions here; expand
15112 all PHI nodes, free tree datastructures and SA. Commit instructions
15113 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15114 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15115 info and statements at start, collect garbage at finish.
15116 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15117 (VAR_ANN_PARTITION) Remove.
15118 (change_partition_var): Don't declare.
15119 (partition_to_var): Always return SSA names.
15120 (var_to_partition): Only accept SSA names.
15121 (register_ssa_partition): Only check argument.
15122 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15124 (delete_var_map): Don't free it.
15125 (var_union): Only accept SSA names, simplify.
15126 (partition_view_init): Mark only useful SSA names as used.
15127 (partition_view_fini): Only deal with SSA names.
15128 (change_partition_var): Remove.
15129 (dump_var_map): Use ssa_name instead of partition_to_var member.
15130 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15132 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15133 (struct _elim_graph): New member const_dests; nodes member vector of
15135 (set_location_for_edge): New static helper.
15136 (create_temp): Remove.
15137 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15138 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15139 (new_elim_graph): Allocate const_dests member.
15140 (clean_elim_graph): Truncate const_dests member.
15141 (delete_elim_graph): Free const_dests member.
15142 (elim_graph_size): Adapt to new type of nodes member.
15143 (elim_graph_add_node): Likewise.
15144 (eliminate_name): Likewise.
15145 (eliminate_build): Don't take basic block argument, deal only with
15146 partition numbers, not variables.
15147 (get_temp_reg): New static helper.
15148 (elim_create): Use it, deal with RTL temporaries instead of trees.
15149 (eliminate_phi): Adjust all calls to new signature.
15150 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15151 (rewrite_trees): Only do checking.
15152 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15153 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15154 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15155 contains_tree_r, MAX_STMTS_IN_LATCH,
15156 process_single_block_loop_latch, analyze_edges_for_bb,
15157 perform_edge_inserts): Remove.
15158 (expand_phi_nodes): New global function.
15159 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15160 functions, initialize new parameter, remember partitions having a
15162 (finish_out_of_ssa): New global function.
15163 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15164 don't reset in_ssa_p here, don't disable TER when mudflap.
15165 (pass_del_ssa): Remove.
15166 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15168 (execute_free_datastructures): Declare.
15169 * Makefile.in (SSAEXPAND_H): New variable.
15170 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15171 * basic-block.h (commit_one_edge_insertion): Declare.
15172 * passes.c (init_optimization_passes): Move pass_nrv and
15173 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15174 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15175 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15176 (redirect_branch_edge): Deal with super block when expanding, split
15177 out jump patching itself into ...
15178 (patch_jump_insn): ... here, new static helper.
15180 2009-04-26 Michael Matz <matz@suse.de>
15182 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15183 beyond num_ssa_names.
15184 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15185 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15187 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15189 PR inline-asm/39543
15190 * fwprop.c (forward_propagate_asm): New function.
15191 (forward_propagate_and_simplify): Propagate also into __asm, if it
15192 doesn't increase the number of referenced registers.
15195 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15197 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15199 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15200 note_nonlocal_vla_type for nonlocal VLAs.
15201 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15202 contains_remapped_vars, remap_vla_decls): New functions.
15203 (convert_nonlocal_reference_stmt): If not optimizing, call
15204 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15205 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15206 if it wasn't found in var_map.
15207 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15208 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15209 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15211 * gimplify.c (nonlocal_vlas): New variable.
15212 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15214 (gimplify_body): Create and destroy nonlocal_vlas.
15216 * dwarf2out.c (loc_descr_plus_const): New function.
15217 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15218 mem_loc_descriptor, loc_descriptor_from_tree_1,
15219 descr_info_loc, gen_variable_die): Use it.
15221 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15222 !TREE_STATIC VAR_DECLs.
15223 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15224 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15225 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15226 DECL_BY_REFERENCE is valid.
15227 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15228 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15229 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15230 Copy DECL_BY_REFERENCE.
15231 (struct nesting_copy_body_data): New type.
15232 (nesting_copy_decl): New function.
15233 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15234 if they have variable length.
15236 2009-04-26 Michael Matz <matz@suse.de>
15238 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15239 mark new temporaries for renaming.
15241 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15244 * c-decl.c (global_bindings_p): Return negative value.
15245 (c_variable_size): New. Based on variable_size from
15247 (grokdeclarator): Call c_variable_size not variable_size.
15249 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15251 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15253 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15255 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15256 Redefine it to just use mingw/include.
15257 (ASM_SPEC): Rules for -m32 and -m64.
15258 (LINK_SPEC): Use Likewise.
15259 (SPEC_32): New define.
15260 (SPEC_64): Likewise.
15261 (SUB_LINK_SPEC): Likewise.
15262 (MULTILIB_DEFAULTS): New define.
15263 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15264 Add multilib options.
15265 (MULTILIB_DIRNAMES): Likewise.
15266 (MULTILIB_OSDIRNAMES): Likewise.
15267 (LIBGCC): Likewise.
15268 (INSTALL_LIBGCC): Likewise.
15270 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15273 * c-tree.h (enum c_inline_static_type): New.
15274 (record_inline_static): Declare.
15275 * c-decl.c (struct c_inline_static, c_inline_statics,
15276 record_inline_static, check_inline_statics): New.
15277 (pop_file_scope): Call check_inline_statics.
15278 (start_decl): Call record_inline_static instead of pedwarning
15279 directly for static in inline function.
15280 * c-typeck.c (build_external_ref): Call record_inline_static
15281 instead of pedwarning directly for static referenced in inline
15284 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15286 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15287 not new but only being rescanned.
15288 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15289 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15290 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15291 record_set_info, compute_set, grealloc): Remove.
15292 (recompute_all_luids): New function.
15293 (gcse_main): Don't compute sets, and don't do related memory
15294 allocations/free-ing. If something changed before the end of the
15295 pass, update LUIDs using recompute_all_luids.
15296 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15297 (free_gcse_mem): Don't free it either.
15298 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15299 Use the df insn LUIDs.
15300 (load_killed_in_block): Likewise.
15301 (compute_hash_table_work): Don't compute reg_set_in_block.
15302 (compute_transp): Use DF_REG_DEF_CHAINs.
15303 (local_cprop_pass): Don't use compute_sets and related functions.
15304 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15305 Use get_max_uid() instead of max_cuid.
15306 (insert_insn_end_basic_block, pre_insert_copy_insn,
15307 update_ld_motion_stores): Don't try to
15308 keep reg_set tables up to date.
15309 (pre_insert_copies): Use df insn LUIDs.
15310 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15311 (reg_set_info): Don't use extra bitmap argument.
15312 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15313 information to compute regs_set_in_block.
15314 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15315 (bypass_jumps): Don't use compute_sets and friends.
15317 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15320 * opts.c (undocumented_msg): Do not leave blank even with
15323 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15325 * c-decl.c (build_enumerator): Allow values folding to integer
15326 constants but not integer constant expressions with a pedwarn if
15329 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15332 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15333 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15334 type is an integer constant.
15336 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15339 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15342 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15345 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15346 with variably modified return type and no storage class
15347 specifiers, except for the case of nested functions. Distinguish
15348 extern declarations of functions with variably modified return
15349 types from those of objects with variably modified types.
15351 2009-04-25 Jan Hubicka <jh@suse.cz>
15353 * tree.c (list_equal_p): New function.
15354 * tree.h (list_equal_p): Declare.
15355 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15356 basic_block_def, basic_block, const_basic_block): New.
15357 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15358 (redirect_eh_edge): New function.
15359 (make_eh_edge_update_phi): EH edges are not abnormal.
15360 * except.c: Include tree-flow.h.
15361 (list_match): New function.
15362 (eh_region_replaceable_by_p): New function.
15363 (replace_region): New function.
15364 (hash_type_list): New function.
15365 (hash_eh_region): New function.
15366 (eh_regions_equal_p): New function.
15367 (merge_peers): New function.
15368 (remove_unreachable_regions): Verify EH tree when checking;
15370 (copy_eh_region_1): New function.
15371 (copy_eh_region): New function.
15372 (push_reachable_handler): New function.
15373 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15374 regions without label but with live RESX.
15375 * except.h (redirect_eh_edge_to_label): New.
15376 * tree-flow.h (redirect_eh_edge): New.
15377 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15378 basic_block_def, basic_block, const_basic_block): Remove.
15379 * Makefile.in (except.o): Add dependency on tree-flow.h
15380 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15381 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15384 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15387 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15388 on the destination of memcpy.
15390 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15392 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15393 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15394 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15396 2009-04-25 Jan Hubicka <jh@suse.cz>
15398 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15399 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15400 to be reached by different label than left.
15401 (update_eh_edges): Update comment; remove edge_to_remove if possible
15402 and return true if suceeded.
15403 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15404 (cleanup_eh): Compute sharing map.
15405 * except.c (remove_eh_handler_and_replace): Add argument if we should
15407 (remove_unreachable_regions): Update for label sharing.
15408 (label_to_region_map): Likewise.
15409 (get_next_region_sharing_label): New function.
15410 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15412 (remove_eh_handler): Update.
15413 (remove_eh_region_and_replace_by_outer_of): New function.
15414 * except.h (struct eh_region): Add next_region_sharing_label.
15415 (remove_eh_region_and_replace_by_outer_of,
15416 get_next_region_sharing_label): Declare.
15417 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15419 2009-04-25 Jan Hubicka <jh@suse.cz>
15421 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15422 insert code even if they are not critical.
15424 2009-04-25 Jan Hubicka <jh@suse.cz>
15426 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15427 (gimple_can_remove_branch_p): EH edges won't remove branch by
15429 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15430 updating of non-abnormal EH edges.
15431 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15432 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15433 (split_critical_edges): Split also edges where emitting code on them
15434 will lead to splitting later.
15436 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15437 H.J. Lu <hongjiu.lu@intel.com>
15440 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15441 the configured assembler supports fildq and fistpq mnemonics.
15442 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15443 * configure: Regenerated.
15444 * config.in: Ditto.
15446 * config/i386/i386.c (print_operand): Handle 'Z'.
15447 ['z']: Remove handling of special fild/fist suffixes.
15448 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15449 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15450 suffix of fild insn.
15451 (*floatsi<mode>2_vector_mixed): Ditto.
15452 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15453 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15454 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15455 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15456 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15458 2009-04-25 Ben Elliston <bje@au.ibm.com>
15460 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15461 the source of a set operation.
15463 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15465 * target.h (struct gcc_target): Add case_values_threshold field.
15466 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15467 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15468 * targhooks.c (default_case_values_threshold): New function.
15469 * targhooks.h (default_case_values_threshold): Declare function.
15470 * stmt.c (expand_case): Use case_values_threshold target hook.
15471 * expr.h (case_values_threshold): Remove declartation.
15472 * expr.c (case_values_threshold): Remove function.
15473 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15475 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15476 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15477 (avr_case_values_threshold): Declare as static.
15478 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15480 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15481 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15482 (mn10300_case_values_threshold): New function.
15484 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15486 * ira.c (setup_cover_and_important_classes): Add enum cast.
15488 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15490 * genpreds.c (write_enum_constraint_num): Output definition of
15491 CONSTRAINT_NUM_DEFINED_P macro.
15492 * ira.c (setup_cover_and_important_classes): Use
15493 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15495 2009-04-24 DJ Delorie <dj@redhat.com>
15497 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15498 __SH2A_SINGLE_ONLY__ also.
15500 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15502 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15503 (movdf_internal): Ditto.
15504 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15505 SFmode and DFmode constants.
15506 (ia64_print_operand): Add 'G' format for printing
15507 floating point constants.
15509 2009-04-24 Richard Guenther <rguenther@suse.de>
15511 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15512 from unsigned additions.
15514 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15516 * c-typeck.c (set_init_index): Allow array designators that are
15517 not integer constant expressions with a pedwarn if pedantic.
15519 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15521 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15522 zero if no overlap in nonzero bits between the operands.
15524 2009-04-24 Ian Lance Taylor <iant@google.com>
15526 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15527 (record_dead_and_set_regs): Likewise.
15528 * df.h (struct df_mw_hardreg): Change flags field to int.
15529 (struct df_base_ref): Likewise.
15530 (struct df): Change changeable_flags field to int.
15531 * df-scan.c (df_defs_record): Change clobber_flags to int.
15532 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15533 constants rather than #define macros.
15534 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15535 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15536 (enum dwarf_calling_convention): Likewise.
15537 (enum dwarf_line_number_x_ops): Likewise.
15538 (enum dwarf_call_frame_info): Likewise.
15539 (enum dwarf_source_language): Likewise.
15540 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15541 (add_calling_convention_attribute): Likewise.
15542 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15543 (combine_comparisons): Change compcode to int. Add cast to enum type.
15544 * genrecog.c (maybe_both_true_2): Change c to int.
15545 (write_switch): Likewise. Add cast to enum type.
15546 * gimplify.c (gimplify_omp_for): Handle return values from
15547 gimplify_expr using MIN rather than bitwise or.
15548 (gimplify_expr): Add cast to enum type.
15549 * ipa-prop.c (update_jump_functions_after_inlining): Change
15550 IPA_BOTTOM to IPA_JF_UNKNOWN.
15551 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15552 Add casts to enum type.
15553 (setup_cover_and_important_classes): Change cl to int. Add casts
15555 (setup_class_translate): Change cl and mode to int.
15556 (ira_init_once): Change mode to int.
15557 (free_register_move_costs): Likewise.
15558 (setup_prohibited_mode_move_regs): Add casts to enum type.
15559 * langhooks.c (add_builtin_function_common): Rework assertion that
15560 value fits bitfield.
15561 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15562 * omega.c (omega_do_elimination): Avoid math on enum types.
15563 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15564 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15565 int local to handle integral_argment value.
15566 * regmove.c (try_auto_increment): Change PUT_MODE to
15568 * reload.c (push_secondary_reload): Add casts to enum type.
15569 (secondary_reload_class, find_valid_class): Likewise.
15570 * reload1.c (emit_input_reload_insns): Likewise.
15571 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15572 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15573 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15575 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15576 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15578 (expand_complex_libcall): Add casts to enum type.
15579 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15580 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15581 with ERROR_MARK, not NUM_TREE_CODES.
15582 (vect_create_epilog_for_reduction): Likewise.
15583 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15584 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15585 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15587 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15588 vect_unused_in_loop. Change 0 to loop_vect.
15589 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15590 * var-tracking.c (get_init_value): Change return type to enum
15592 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15593 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15595 (arm_override_options): Add casts to enum type.
15596 (arm_emit_tls_decoration): Likewise.
15597 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15599 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15600 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15601 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15603 * config/s390/s390.c (code_for_builtin_64): Change to array of
15605 (code_for_builtin_31): Likewise.
15606 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15608 * config/sparc/sparc.c (sparc_override_options): Change value
15609 field in struct code_model to enum cmodel. In initializer change
15610 0 to NULL and add cast to enum type.
15612 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15613 Change all callers. Issue a -Wc++-compat warning using
15614 lhs_origtype if necessary.
15615 (convert_for_assignment): Issue -Wc++-compat warnings about
15616 invalid conversions to enum type on assignment.
15617 * c-common.h (build_modify_expr): Update declaration.
15619 2009-04-24 Nick Clifton <nickc@redhat.com>
15621 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15622 (function_arg_advance): Likewise.
15623 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15626 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15628 * config/s390/constraints.md ('I', 'J'): Fix condition.
15630 2009-04-24 Diego Novillo <dnovillo@google.com>
15632 * gengtype-parse.c (parse_error): Add newline after message.
15634 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15636 * config/i386/sse.md (avxmodesuffixs): Removed.
15637 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15638 (*avx_pinsr<ssevecsize>): This.
15640 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15642 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15643 follow chains of regs with a single definition, and allow expressions
15644 that are function_invariant_p.
15645 (simple_rhs_p): Allow expressions that are function_invariant_p.
15647 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15649 PR middle-end/39867
15650 * fold-const.c (fold_cond_expr_with_comparison): When folding
15651 > and >= to MAX, make sure the MAX uses the same type as the
15652 comparison's operands.
15654 2009-04-24 Nick Clifton <nickc@redhat.com>
15656 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15657 addressing for DImode accesses.
15658 (frv_print_operand_address): Handle PLUS case.
15659 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15661 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15663 PR rtl-optimization/39794
15664 * alias.c (canon_true_dependence): Add x_addr argument.
15665 * rtl.h (canon_true_dependence): Adjust prototype.
15666 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15667 * cselib.c (cselib_invalidate_mem): Likewise.
15668 * gcse.c (compute_transp): Likewise.
15669 * dse.c (scan_reads_nospill): Likewise.
15670 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15671 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15672 canon_base_addr of the group, plus optional offset.
15673 (struct group_info): Rename canon_base_mem to
15675 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15676 canon_rtx of base_mem.
15678 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15680 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15681 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15683 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15685 * config/spu/spu-builtins.h: Delete file.
15687 * config/spu/spu.h (enum spu_builtin_type): Move here from
15689 (struct spu_builtin_description): Likewise. Add GTY marker.
15690 Do not use enum spu_function_code or enum insn_code.
15691 (spu_builtins): Add extern declaration.
15693 * config/spu/spu.c: Do not include "spu-builtins.h".
15694 (enum spu_function_code, enum spu_builtin_type_index,
15695 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15696 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15697 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15698 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15699 (spu_builtin_types): Make static. Add GTY marker.
15700 (spu_builtins): Add extern declaration with GTY marker.
15701 Include "gt-spu.h".
15703 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15704 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15705 Check programmatically whether all parameters are scalar.
15707 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15709 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15711 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15712 assignment from the constructor either if the target is volatile.
15714 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15716 * config/arm/arm.md (insv): Do not share operands[0].
15718 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15720 * config/vxlib-tls.c (active_tls_threads): Delete.
15721 (delete_hook_installed): New.
15722 (tls_delete_hook): Don't delete the delete hook.
15723 (tls_destructor): Delete it here.
15724 (__gthread_set_specific): Adjust installing the delete hook.
15725 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15726 __gthread_leave_tsd_dtor_context.
15728 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15730 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15732 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15734 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15736 (alpha_rtx_costs): Ditto.
15737 (emit_unlikely_jump): Use add_reg_note.
15738 (emit_frame_store_1): Ditto.
15739 (alpha_expand_prologue): Ditto.
15740 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15741 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15743 2009-04-23 Nick Clifton <nickc@redhat.com>
15745 * config/v850/v850.md (epilogue): Remove suppressed code.
15746 (return): Rename to return_simple and remove test of frame size.
15747 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15748 to gen_return_simple.
15750 2009-04-22 Jing Yu <jingyu@google.com>
15753 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15755 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15758 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15759 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15760 value is a VECTOR_CST, the element type is the element type of the
15763 2009-04-22 DJ Delorie <dj@redhat.com>
15765 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15767 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15769 * alias.c (find_base_term): Move around LO_SUM case, so that
15770 CONST falls through into PLUS/MINUS handling.
15773 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15774 into 0, use omit_one_operand.
15776 2009-04-23 Ben Elliston <bje@au.ibm.com>
15778 * config/rs6000/linux-unwind.h (get_regs): Remove type
15779 puns. Change the type of `pc' to an array of unsigned ints and
15780 update all users. Constify frame24.
15782 2009-04-22 DJ Delorie <dj@redhat.com>
15784 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
15785 declarations before code.
15786 (current_function_special_page_vector): Likewise.
15787 (m32c_expand_insv): Silence a warning.
15789 2009-04-21 Taras Glek <tglek@mozilla.com>
15791 * alias.c: Update GTY annotations to new syntax.
15792 * basic-block.h: Likewise.
15793 * bitmap.h: Likewise.
15794 * c-common.h: Likewise.
15795 * c-decl.c: Likewise.
15796 * c-parser.c: Likewise.
15797 * c-pragma.c: Likewise.
15798 * c-tree.h: Likewise.
15799 * cfgloop.h: Likewise.
15800 * cgraph.h: Likewise.
15801 * config/alpha/alpha.c: Likewise.
15802 * config/arm/arm.h: Likewise.
15803 * config/avr/avr.h: Likewise.
15804 * config/bfin/bfin.c: Likewise.
15805 * config/cris/cris.c: Likewise.
15806 * config/darwin.c: Likewise.
15807 * config/frv/frv.c: Likewise.
15808 * config/i386/i386.c: Likewise.
15809 * config/i386/i386.h: Likewise.
15810 * config/i386/winnt.c: Likewise.
15811 * config/ia64/ia64.h: Likewise.
15812 * config/iq2000/iq2000.c: Likewise.
15813 * config/mips/mips.c: Likewise.
15814 * config/mmix/mmix.h: Likewise.
15815 * config/pa/pa.c: Likewise.
15816 * config/pa/pa.h: Likewise.
15817 * config/rs6000/rs6000.c: Likewise.
15818 * config/s390/s390.c: Likewise.
15819 * config/sparc/sparc.c: Likewise.
15820 * config/xtensa/xtensa.c: Likewise.
15821 * cselib.h: Likewise.
15822 * dbxout.c: Likewise.
15823 * dwarf2out.c: Likewise.
15824 * except.c: Likewise.
15825 * except.h: Likewise.
15826 * fixed-value.h: Likewise.
15827 * function.c: Likewise.
15828 * function.h: Likewise.
15829 * gimple.h: Likewise.
15830 * integrate.c: Likewise.
15831 * optabs.c: Likewise.
15832 * output.h: Likewise.
15833 * real.h: Likewise.
15835 * stringpool.c: Likewise.
15836 * tree-data-ref.c: Likewise.
15837 * tree-flow.h: Likewise.
15838 * tree-scalar-evolution.c: Likewise.
15839 * tree-ssa-address.c: Likewise.
15840 * tree-ssa-alias.h: Likewise.
15841 * tree-ssa-operands.h: Likewise.
15842 * tree.c: Likewise.
15843 * tree.h: Likewise.
15844 * varasm.c: Likewise.
15845 * varray.h: Likewise.
15847 * coretypes.h: Do not define GTY macro if it is already defined.
15848 * doc/gty.texi: Update GTY documentation to new syntax.
15849 * gengtype-lex.l: Enforce attribute-like syntax for GTY
15850 annotations on structs.
15851 * gengtype-parse.c: Likewise.
15853 2009-04-22 Mark Heffernan <meheff@google.com>
15855 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
15857 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15859 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
15862 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
15864 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
15865 the same as a PLUS without a shift. Increase the cost of a
15868 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15870 * Makefile.in: Update dependencies.
15871 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
15872 * errors.h: Remove bogus comment about compatibility.
15873 (warning): Update declaration.
15874 * genautomata.c: Update all calls to warning.
15875 * gimple.c: Do not include errors.h. Include toplev.h.
15876 * tree-ssa-structalias.c: Do not include errors.h.
15877 * omega.c: Likewise.
15878 * tree-ssa-reassoc.c: Likewise.
15879 * config/spu/spu-c.c: Likewise.
15880 * config/spu/t-spu-elf: Update dependencies.
15882 2009-04-22 Richard Guenther <rguenther@suse.de>
15884 PR tree-optimization/39824
15885 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
15886 make sure the types are compatible.
15888 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15891 * c-common.c (c_parse_error): Take a token_flags parameter.
15892 Use token_type for the token type instead.
15893 Pass token_flags to cpp_type2name.
15894 * c-common.h (c_parse_error): Update declaration.
15895 * c-parser.c (c_parser_error): Pass 0 as token flags.
15897 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
15899 PR rtl-optimization/39580
15900 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
15902 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15904 * function.c (expand_function_end): Do not emit a jump to the "naked"
15905 return label for fall-through returns.
15906 * except.c (sjlj_emit_function_exit): Always place the call to the
15907 unregister function at the location installed by expand_function_end.
15909 2009-04-22 Richard Guenther <rguenther@suse.de>
15911 PR tree-optimization/39845
15912 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
15913 (gen_inbound_check): Likewise.
15915 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
15917 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
15919 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
15920 * config/vxlib.c (__gthread_once): Add race guard for PPC.
15922 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15924 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
15925 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
15926 shift counts to avoid out-of-bounds array accesses.
15928 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15930 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
15931 (Pmode): Move above.
15933 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
15935 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
15936 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
15937 GET_CODE macro. Use IN_RANGE macro where appropriate.
15938 * config/alpha/alpha.h: Ditto.
15939 * config/alpha/alpha.md: Ditto.
15940 * config/alpha/constraints.md: Ditto.
15941 * config/alpha/predicates.md: Ditto.
15943 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
15945 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
15946 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15947 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15948 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15949 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15950 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15951 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15952 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15953 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15954 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15955 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15956 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15957 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15958 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15959 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15960 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15961 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15962 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15963 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15964 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15965 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15966 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15967 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15968 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15969 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15970 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15971 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
15973 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15975 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
15976 references from comments.
15977 * cfgbuild.c: (count_basic_blocks): Delete.
15978 (find_basic_blocks_1): Delete.
15979 (find_basic_blocks): Delete.
15980 * except.c (finish_eh_generation): Make static. Move comment from
15981 except.h here. Remove find_basic_blocks references from comments.
15982 * except.h (finish_eh_generation): Delete.
15983 * basic-block.h (find_basic_blocks): Delete.
15984 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
15986 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
15988 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
15989 (sdbout_parms): Likewise.
15991 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15993 * config/sh/sh.c (prepare_cbranch_operands): Use
15994 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
15995 (expand_cbranchdi4): Likewise.
15996 (from_compare): Add cast to enum type.
15997 (expand_cbranchsi4): Use add_reg_note.
15998 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
15999 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16000 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16001 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16002 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16003 instead of CODE_FOR_nothing.
16004 (cbranchdi4): Likewise. Fix the order of arguments for
16006 (push_fpscr): Use add_reg_note.
16007 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16008 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16010 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16012 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16013 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16014 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16015 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16016 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16017 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16018 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16019 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16020 config/alpha/x-vms, config/arc/t-arc,
16021 config/arm/README-interworking, config/arm/arm-c.c,
16022 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16023 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16024 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16025 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16026 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16027 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16028 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16029 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16030 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16031 config/cris/t-elfmulti, config/crx/t-crx,
16032 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16033 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16034 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16035 config/h8300/t-h8300, config/i386/athlon.md,
16036 config/i386/darwin-libgcc.10.4.ver,
16037 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16038 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16039 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16040 config/i386/t-linux64, config/i386/t-nwld,
16041 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16042 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16043 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16044 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16045 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16046 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16047 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16048 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16049 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16050 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16051 config/m68k/t-uclinux, config/mcore/t-mcore,
16052 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16053 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16054 config/mips/crtn.asm, config/mips/irix-crti.asm,
16055 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16056 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16057 config/mips/mips-fixed.md, config/mips/sb1.md,
16058 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16059 config/mips/t-iris6, config/mips/t-isa3264,
16060 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16061 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16062 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16063 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16064 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16065 config/mn10300/t-linux, config/mn10300/t-mn10300,
16066 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16067 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16068 config/picochip/libgccExtras/clzsi2.asm,
16069 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16070 config/rs6000/darwin-libgcc.10.4.ver,
16071 config/rs6000/darwin-libgcc.10.5.ver,
16072 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16073 config/rs6000/t-aix43, config/rs6000/t-aix52,
16074 config/rs6000/t-darwin, config/rs6000/t-fprules,
16075 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16076 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16077 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16078 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16079 config/rs6000/t-rtems, config/rs6000/t-spe,
16080 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16081 config/score/t-score-elf, config/sh/divcost-analysis,
16082 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16083 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16084 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16085 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16086 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16087 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16088 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16089 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16090 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16091 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16092 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16093 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16094 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16095 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16096 * config/h8300/genmova.sh: Include copyright and license notices
16097 in generated output.
16098 * config/h8300/mova.md: Regenerate.
16099 * doc/install.texi2html: Include word "Copyright" in copyright
16100 notice and use name "Free Software Foundation, Inc.".
16101 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16102 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16103 ChangeLog-2007, ChangeLog-2008: Correct dates.
16105 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16107 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16108 NE_EXPR operations as well.
16109 * c-parser.c (c_parser_condition): Do not set location information on
16111 (c_parser_conditional_expression): Likewise.
16112 (c_parser_binary_expression): Set location information on operators.
16113 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16114 TRUTH_NOT_EXPR has been folded.
16115 * fold-const.c (fold_truth_not_expr): Copy location information from
16116 the incoming expression to the outgoing one.
16117 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16118 recursive calls on the LHS of the operator but pass that of the
16119 operator to recursive calls on the RHS of the operator. Set it
16121 (shortcut_cond_expr): Set the locus of the operator on the second
16122 COND_EXPR and that of the expression on the first in degenerate cases.
16123 Pass the locus of the expression to calls to shortcut_cond_r.
16124 Set the locus of the 'then' block on the associated jump, if any.
16125 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16126 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16127 expression to call to gimplify_boolean_expr.
16129 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16131 * config.gcc: Add additional configuration for
16132 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16133 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16134 (CPP_SPEC): Redefine for allowing -municode option.
16135 (STARTFILE_SPEC): Likewise.
16136 * config/i386/t-mingw-w64: New.
16137 * config/i386/mingw-w64.opt: New.
16138 (municode): Add new target option.
16139 * doc/invoke.texi (municode): Add documentation for new option.
16141 2009-04-21 Ian Lance Taylor <iant@google.com>
16143 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16144 Correct test for number of arguments.
16145 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16147 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16149 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16150 argument of emit_library_call.
16152 2009-04-21 Richard Guenther <rguenther@suse.de>
16154 PR middle-end/39829
16155 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16156 inside VIEW_CONVERT_EXPRs.
16158 2009-04-21 Martin Jambor <mjambor@suse.cz>
16160 * tree-switch-conversion.c (build_constructors): Split a long line.
16161 (constructor_contains_same_values_p): New function.
16162 (build_one_array): Create assigns of constants if possible, do not
16163 call mark_sym_for_renaming, call update_stmt.
16164 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16165 make_rename_temp. Do not call mark_symbols_for_renaming, call
16167 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16168 find_new_referenced_vars, call update_stmt.
16169 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16170 instead of calling make_rename_temp. Do not call
16171 find_new_referenced_vars or mark_symbols_for_renaming, call
16174 2009-04-21 Richard Guenther <rguenther@suse.de>
16176 PR tree-optimization/39827
16177 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16178 (tree_ssa_phiprop): Pass the correct array size.
16180 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16182 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16184 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16187 * c-typeck.c (lvalue_p): Move declaration ...
16188 * c-common.h (lvalue_p): ... to here.
16189 * c-common.c (candidate_equal_p): New.
16190 (add_tlist): Use it.
16191 (merge_tlist): Use it.
16192 (warn_for_collisions_1): Likewise.
16193 (warning_candidate_p): Accept more candidates.
16194 (verify_tree): A warning candidate can be an expression. Use
16197 2009-04-21 Ben Elliston <bje@au.ibm.com>
16200 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16201 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16202 options. Remove -mcall-solaris documentation.
16204 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16207 * doc/invoke.texi (-Wlong-long): Update description.
16208 * c-lex (interpret_integer): Only warn if there was no previous
16209 overflow and -Wlong-long is enabled.
16210 * c-decl.c (declspecs_add_type): Drop redundant flags.
16211 * c.opt (Wlong-long): Init to -1.
16212 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16213 and front-end warn_long_long. Wlong-long only depends on other
16214 flags if it is uninitialized.
16215 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16216 the same for CPP and FE.
16217 (restore_extension_diagnostics): Likewise.
16219 2009-04-20 Ian Lance Taylor <iant@google.com>
16221 Fix enum conversions which are invalid in C++:
16222 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16223 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16224 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16225 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16226 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16227 (dbxout_parms): Likewise.
16228 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16229 (df_clear_flags): Likewise.
16230 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16231 top_flag parameter to int.
16232 (df_chain_create_bb_process_use): Likewise.
16233 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16235 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16236 (df_ref_create_structure, df_def_record_1): Likewise.
16237 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16238 (df_notes_rescan): Change 0 to VOIDmode in function call.
16239 (df_get_call_refs, df_insn_refs_collect): Likewise.
16240 (df_bb_regs_collect): Likewise.
16241 (df_entry_block_defs_collect): Likewise.
16242 (df_exit_block_uses_collect): Likewise.
16243 * df.h: Update declarations.
16244 * double-int.c (double_int_divmod): Add cast to enum type.
16245 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16246 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16247 (based_loc_descr): Likewise.
16248 (loc_descriptor_from_tree_1): Change first_op and second_op to
16249 enum dwarf_location_atom. Add cast to enum type.
16250 * expmed.c (init_expmed): Change 0 to SET in function call.
16251 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16252 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16253 (do_store_flag): Likewise.
16254 * fixed-value.h (struct fixed_value): Change mode to enum
16256 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16257 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16259 (insert_insn_decl, insert_decl, insert_state): Likewise.
16260 (automata_list_finish): Likewise.
16261 * genrecog.c (process_define_predicate): Add cast to enum type.
16262 * gensupport.c (init_predicate_table): Add cast to enum type.
16263 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16265 (gimple_build_call_1, gimple_build_label): Likewise.
16266 (gimple_build_goto, gimple_build_asm_1): Likewise.
16267 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16268 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16269 (enum fallback): Rename from enum fallback_t.
16270 (fallback_t): Typedef as int.
16271 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16272 GSI_SAME_STMT in function call.
16273 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16275 (setup_reg_class_relations): Likewise.
16276 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16277 (setup_prohibited_class_mode_regs): Add cast to enum type.
16278 (setup_prohibited_mode_move_regs): Likewise.
16279 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16280 (record_address_regs): Change i to enum reg_class.
16281 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16282 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16283 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16284 (GET_MODE_2XWIDER_MODE): Likewise.
16285 (GET_CLASS_NARROWEST_MODE): Likewise.
16286 * omp-low.c (expand_omp_for): Add cast to enum type.
16287 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16288 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16289 * postreload.c (reload_cse_simplify_operands): Change rclass local
16291 * predict.c (combine_predictions_for_insn): Change best_predictor
16292 and predictor to enum br_predictor.
16293 (combine_predictions_for_bb): Likewise.
16294 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16295 use SET_PREDICT_EXPR_OUTCOME.
16296 * real.c (real_arithmetic): Change icode to code in function call.
16297 * reginfo.c (init_move_cost): Add casts to enum type.
16298 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16299 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16301 * reload.c (find_valid_class): Add casts to enum type.
16302 (push_reload): Change 0 to NO_REGS in function call.
16303 (find_reloads): Change this_alternative to array of enum
16304 reg_class. Remove some now-unnecessary casts.
16305 (make_memloc): Change 0 to VOIDmode in function call.
16306 * reload1.c (reload): Change 0 to VOIDmode in function call.
16307 (eliminate_regs_1, elimination_effects): Likewise.
16308 (eliminate_regs_in_insn): Likewise.
16309 (emit_input_reload_insns): Add cast to enum type.
16310 (delete_output_reload): Change 0 to VOIDmode in function call.
16311 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16312 to enum type in function call.
16313 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16314 (SET_PREDICT_EXPR_OUTCOME): Define.
16315 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16316 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16317 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16318 (dump_function): Likewise.
16319 * tree-dump.h: Update declarations.
16320 * tree-pass.h: Update declarations.
16321 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16322 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16324 (arm_rtx_costs_1): Correct parenthesization.
16325 (arm_rtx_costs): Add casts to enum type.
16326 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16327 (vfp_emit_fstmd): Use add_rg_note.
16328 (emit_multi_reg_push, emit_sfm): Likewise.
16329 (thumb_set_frame_pointer): Likewise.
16330 (arm_expand_prologue): Likewise.
16331 (arm_regno_class): Change return type to enum reg_class.
16332 (thumb1_expand_prologue): Use add_reg_note.
16333 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16334 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16336 * config/arm/gentune.sh: Add cast to enum type.
16337 * config/arm/arm-tune.md: Rebuild.
16338 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16339 (ix86_split_fp_branch, predict_jump): Likewise.
16340 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16341 insn_code to enum rtx_code.
16342 (ix86_builtin_vectorized_function): Add cast to enum type.
16343 * config/i386/i386.md (truncdfsf2): Change slot to enum
16345 (truncxf<mode>2, isinf<mode>2): Likewise.
16346 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16348 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16349 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16350 (insert_bundle_state): Change 1 to INSERT in function call.
16351 (ia64_add_bundle_selector_before): Likewise.
16352 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16353 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16354 (restore_stack_nonlocal): Likewise.
16355 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16357 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16359 (mips_rtx_costs): Likewise.
16360 (mips_override_options): Add casts to enum type.
16361 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16363 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16364 (store_reg, set_reg_plus_d): Likewise.
16365 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16366 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16368 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16370 (emit_unlikely_jump): Use add_reg_note.
16371 (rs6000_emit_allocate_stack): Likewise.
16372 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16373 (output_toc): Change 1 to INSERT in function call.
16374 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16375 (rs6000_initialize_trampoline): Likewise.
16376 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16378 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16379 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16380 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16381 (save_gprs): Use add_reg_note.
16382 (s390_emit_prologue): Likewise.
16383 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16384 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16385 (sparc_fold_builtin): Add cast to enum type.
16386 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16388 (spu_expand_prologue): Use add_reg_note.
16389 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16391 2009-04-20 Ian Lance Taylor <iant@google.com>
16393 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16394 (c_parser_postfix_expression_after_primary): Get VEC for list of
16395 arguments. Get original types of arguments. Call
16396 build_function_call_vec.
16397 (cached_expr_list_1, cached_expr_list_2): New static variables.
16398 (c_parser_expr_list): Change return type to VEC *. Add
16399 p_orig_types parameter. Change all callers.
16400 (c_parser_release_expr): New static function.
16401 (c_parser_vec_to_tree_list): New static function.
16402 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16403 call build_function_call_vec.
16404 (build_function_call_vec): New function, based on old
16405 build_function_call.
16406 (convert_arguments): Remove nargs and argarray parameters. Change
16407 values to a VEC. Add origtypes parameter.
16408 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16409 (convert_for_assignment): Add origtype parameter. Change all
16410 callers. If warn_cxx_compat, check for conversion to an enum
16411 type when calling a function.
16412 (store_init_value): Add origtype parameter. Change all callers.
16413 (digest_init): Likewise.
16414 (struct init_node): Add origtype field.
16415 (add_pending_init): Add origtype parameter. Change all callers.
16416 (output_init_element): Likewise.
16417 (output_pending_init_elements): Pass origtype from init_node to
16418 output_init_element.
16419 (process_init_element): Pass origtype from c_expr to
16420 output_init_element.
16421 (c_finish_return): Add origtype parameter. Change all callers.
16422 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16424 (sync_resolve_params): Likewise.
16425 (sync_resolve_return): Change params to first_param. Change caller.
16426 (resolve_overloaded_builtins): Change params to VEC *. Change
16427 callers. Save first parameter around call to build_function_call_vec.
16428 * c-decl.c (finish_decl): Add origtype parameter. Change all
16429 callers. Call build_function_call_vec rather than
16430 build_function_call for cleanup.
16431 * c-tree.h: Update declarations.
16432 * c-common.h: Update declarations.
16433 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16434 params to first_param.
16435 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16436 params parameter from tree to void *.
16437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16438 Change arglist parameter to have type void *, and to be a pointer
16440 * config/rs6000/rs6000-protos.h
16441 (altivec_resolve_overloaded_builtin): Update declaration.
16442 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16443 fnargs parameter to have type void *, and to be a pointer to a
16444 VEC. Call build_function_call_vec instead of
16445 build_function_call.
16446 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16448 2009-04-20 Joey Ye <joey.ye@intel.com>
16449 Xuepeng Guo <xuepeng.guo@intel.com>
16450 H.J. Lu <hongjiu.lu@intel.com>
16452 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16454 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16455 (IX86_LEA_PRIORITY): Likewise.
16456 (distance_non_agu_define): New function.
16457 (distance_agu_use): Likewise.
16458 (ix86_lea_for_add_ok): Likewise.
16459 (ix86_dep_by_shift_count): Likewise.
16461 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16462 should split for LEA.
16464 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16466 (ix86_dep_by_shift_count): Likewise.
16468 2009-04-20 Richard Guenther <rguenther@suse.de>
16470 * expr.c (handled_component_p): Move ...
16471 * tree.h (handled_component_p): ... here.
16472 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16473 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16474 and REALPART_EXPR to be in one group.
16476 2009-04-20 Richard Guenther <rguenther@suse.de>
16478 * basic-block.h (get_all_dominated_blocks): Declare.
16479 * dominance.c (get_all_dominated_blocks): New function.
16480 * tree-cfg.c (get_all_dominated_blocks): Remove.
16481 (remove_edge_and_dominated_blocks): Adjust.
16482 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16483 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16484 instead of recursing.
16486 2009-04-20 Doug Kwan <dougkwan@google.com>
16488 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16489 (struct cgraph_node_set_def): New type.
16490 (cgraph_node_set) New type. Also declare vector functions.
16491 (struct cgraph_node_set_element_def): New type.
16492 (cgraph_node_set_element): Ditto.
16493 (cgraph_node_set_iterator): New iterator type.
16494 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16495 cgraph_node_set_remove, dump_cgraph_node_set,
16496 debug_cgraph_node_set): New prototypes.
16497 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16498 cgraph_node_set_size): New inlines.
16499 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16500 including cgraph.h.
16501 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16502 argument to function 'write_summary'.
16503 * ipa.c: Include ggc.h.
16504 (hash_cgraph_node_set_element,
16505 eq_cgraph_node_set_element, cgraph_node_set_new,
16506 cgraph_node_set_add, cgraph_node_set_remove,
16507 cgraph_node_set_find, dump_cgraph_node_set,
16508 debug_cgraph_node_set): New functions.
16509 * Makefile.in (ipa.o): Add dependency on GGC_H.
16511 2009-04-20 Ira Rosen <irar@il.ibm.com>
16513 PR tree-optimization/39675
16514 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16515 check of the return code of vect_schedule_slp. Check that
16516 stmt_vec_info still exists for the statement, before checking its
16517 vectorization type.
16519 2009-04-20 Michael Matz <matz@suse.de>
16521 * Makefile.in (generated_files): Take out $(simple_generated_c).
16523 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16525 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16526 (UINTPTR_TYPE): Likewise.
16528 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16531 * c-typeck.c (digest_init): Check for initializing an array with a
16534 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16537 * c-semantics.c (pop_stmt_list): Propagate
16538 STATEMENT_LIST_HAS_LABEL to parent statement list.
16540 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16542 * config/mips/mips.h (mips_tune_attr): New macro.
16543 * config/mips/mips.md (cpu): Use it.
16545 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16548 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16551 2009-04-19 Diego Novillo <dnovillo@google.com>
16553 * toplev.c (compile_file): Move call to coverage_finish ...
16554 * cgraphunit.c (ipa_passes): ... here.
16555 Call cgraph_process_new_functions.
16556 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16557 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16559 2009-04-19 Jan Hubicka <jh@suse.cz>
16561 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16563 (dump_cgraph_node): Dump can throw external flag.
16564 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16566 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16570 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16571 * common.opt (Wlogical-op): Move from here...
16572 * c.opt (Wlogical-op): ... to here.
16573 * c-typeck.c (parser_build_binary_op): Update call to
16574 warn_logical_operator.
16575 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16577 * c-common.c (warn_logical_op): Update.
16578 * c-common.h (warn_logical_op): Update declaration.
16580 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16582 * tree.c (protected_set_expr_location): Fix formatting.
16584 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16587 * c-typeck.c (readonly_warning): new.
16588 (build_unary_op, build_modify_expr): Use readonly_warning for
16589 storing into something readonly but not const-qualified.
16591 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16594 * c-typeck.c (build_unary_op): Check for taking address of
16595 expression of type void.
16597 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16600 * c-typeck.c (build_function_call): Check for calling a function
16601 with qualified void return types. Call require_complete_type when
16604 2009-04-18 Jan Hubicka <jh@suse.cz>
16606 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16608 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16609 can_throw_external flag.
16610 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16611 * ipa-pure-const.c (ignore_edge): New function.
16612 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16613 only over can_throw_external edges.
16614 (local_pure_const): Add nothrow flag.
16615 * ipa-utils.c (searchc): Add ignore_edge callback.
16616 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16617 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16618 (set_nothrow_function_flags): Update cgraph.
16619 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16621 2009-04-18 Richard Guenther <rguenther@suse.de>
16623 PR middle-end/39804
16624 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16625 (fold_stmt): ... this and ...
16626 (fold_stmt_inplace): ... this.
16627 (fold_stmt_1): Fold references in calls and asms.
16628 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16630 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16632 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16633 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16635 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16637 * tree.c (function_args_count): Remove.
16638 * tree.h: Remove the prototype for function_args_count.
16640 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16642 * tree-iterator.c (expr_only): Remove.
16643 * tree.h: Remove the prototype for expr_only.
16645 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16647 * reginfo.c (cannot_change_mode_set_regs): Remove.
16648 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16650 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16652 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16653 whether operands 0 and 1 overlaps.
16655 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16657 PR middle-end/36902
16658 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16659 pointer. Use warning_at instead of warning.
16660 (search_for_addr_array): Likewise.
16661 (check_array_bounds): Likewise.
16662 (check_all_array_refs): Check that the incoming edge is not in the
16663 list of edges to be removed.
16664 (check_all_array_refs): Avoid the temporal pointer.
16665 (vrp_visit_cond_stmt): Fix typo.
16666 (simplify_switch_using_ranges): Handle the case where the switch
16667 index is an integer constant.
16669 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16671 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16673 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16675 * doc/extend.texi, doc/invoke.texi: Fix typos.
16677 2009-04-17 Cary Coutant <ccoutant@google.com>
16679 * tree-flow-inline.h (get_lineno): Fix inverted test.
16681 2009-04-17 Diego Novillo <dnovillo@google.com>
16683 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16684 assertion for AVAIL_OUT.
16686 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16689 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16690 * config/sh/linux-atomic.asm: Likewise.
16692 2009-04-17 Diego Novillo <dnovillo@google.com>
16694 * except.c (debug_eh_tree): New.
16695 (struct eh_region, struct eh_status): Move ...
16696 * except.h: ... here.
16697 (add_type_for_runtime): Declare extern.
16698 (lookup_type_for_runtime): Likewise.
16699 (debug_eh_tree): Declare.
16700 * Makefile.in (GTFILES): List except.h before except.c
16702 2009-04-17 Diego Novillo <dnovillo@google.com>
16704 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16705 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16706 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16707 (find_vars_r): ... here.
16708 * tree-flow.h (find_referenced_vars_in): Declare.
16709 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16710 that AVAIL_OUT exists for BLOCK.
16711 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16712 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16713 (tree-parloops.o): Likewise.
16715 2009-04-17 Simon Baldwin <simonb@google.com>
16717 * toplev.c (default_tree_printer): Add handling for %E format.
16719 2009-04-17 Diego Novillo <dnovillo@google.com>
16721 * tree-pretty-print.c (dump_generic_node): Add break after
16722 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16723 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16724 FUNCTION_TYPE together. Call print_struct_decl when printing
16725 structures and TDF_SLIM is not given.
16726 (print_struct_decl): Fix logic for detecting recursion.
16728 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16731 * gcc.c (create_at_file): New.
16732 (compile_input_file_p): New.
16733 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16734 * main.c (main): Update call to toplev_main.
16735 * toplev.c (toplev_main): Change signature. Call expandargv.
16736 * toplev.h (toplev_main): Change signature.
16738 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16740 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16741 if the latter is not constant.
16743 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16745 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16747 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16749 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16750 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16752 2009-04-17 Richard Guenther <rguenther@suse.de>
16754 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16755 Handle component references view-converting an invariant address.
16757 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16759 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16760 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16761 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16762 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16763 Use @deftypevr rather than @deftypevar.
16765 2009-04-17 Richard Guenther <rguenther@suse.de>
16767 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16768 (get_prop_source_stmt): Likewise.
16769 (can_propagate_from): Likewise.
16771 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16773 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16774 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16775 (--with-multilib-list): Add default value.
16776 * configure: Regenerate.
16777 * Makefile.in (TM_ENDIAN_CONFIG): Define.
16778 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
16779 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
16780 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
16781 Don't add default cpu to multilib list unnecessarily, but do enable
16782 the relevant compiler option..
16783 Add support for --with-multilib-list=<blank> and
16784 --with-multilib-list=!<somelib> to supress unwanted multilibs.
16785 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
16786 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
16787 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
16788 TM_MULTILIB_CONFIG.
16789 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
16790 (MULTILIB_OSDIRNAMES): New variable.
16791 * config/sh/t-1e: Delete file.
16792 * config/sh/t-mlib-sh1: Delete file.
16793 * config/sh/t-mlib-sh2: Delete file.
16794 * config/sh/t-mlib-sh2a: Delete file.
16795 * config/sh/t-mlib-sh2a-nofpu: Delete file.
16796 * config/sh/t-mlib-sh2a-single: Delete file.
16797 * config/sh/t-mlib-sh2a-single-only: Delete file.
16798 * config/sh/t-mlib-sh2e: Delete file.
16799 * config/sh/t-mlib-sh3e: Delete file.
16800 * config/sh/t-mlib-sh4: Delete file.
16801 * config/sh/t-mlib-sh4-nofpu: Delete file.
16802 * config/sh/t-mlib-sh4-single: Delete file.
16803 * config/sh/t-mlib-sh4-single-only: Delete file.
16804 * config/sh/t-mlib-sh4a: Delete file.
16805 * config/sh/t-mlib-sh4a-nofpu: Delete file.
16806 * config/sh/t-mlib-sh4a-single: Delete file.
16807 * config/sh/t-mlib-sh4a-single-only: Delete file.
16808 * config/sh/t-mlib-sh4al: Delete file.
16809 * config/sh/t-mlib-sh5-32media: Delete file.
16810 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
16811 * config/sh/t-mlib-sh5-64media: Delete file.
16812 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
16813 * config/sh/t-mlib-sh5-compact: Delete file.
16814 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
16815 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
16816 * doc/install.texi (Options specification): Add
16817 --with-multilib-list and --with-endian.
16819 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16821 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
16823 (OBJS-common): Add plugin-version.o.
16824 (plugin-version.o): New.
16825 * gcc-plugin.h (plugin_gcc_version): New.
16826 (plugin_default_version_check): New.
16827 (plugin_init_func, plugin_init): Add version argument.
16828 * plugin-version.c: New.
16829 * plugin.c (str_plugin_gcc_version_name): New.
16830 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
16831 pass it to the init function.
16832 (plugin_default_version_check): New.
16834 2009-04-17 Richard Guenther <rguenther@suse.de>
16836 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
16837 for decl-vs-decl disambiguation.
16839 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
16841 * config/s390/s390.h (s390_tune_attr): New macro definition.
16842 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
16844 2009-04-17 Richard Guenther <rguenther@suse.de>
16846 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
16847 (fold_stmt_r): Likewise.
16848 (maybe_fold_reference): New function.
16849 (fold_gimple_assign): Handle cases fold_stmt_r did.
16850 (fold_stmt): Do not use fold_stmt_r.
16851 (fold_stmt_inplace): Likewise.
16853 2009-04-17 Richard Guenther <rguenther@suse.de>
16855 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
16856 (record_equivalences_from_stmt): Remove useless checks and
16858 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
16859 the type is already suitable.
16861 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
16863 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
16865 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
16867 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
16868 (CMPtype): Define as __gcc_CMPtype.
16870 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
16872 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
16873 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
16875 2009-04-17 Richard Guenther <rguenther@suse.de>
16877 PR tree-optimization/39746
16878 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
16879 special-casing for builtins and static variable use/def.
16880 (call_may_clobber_ref_p_1): Likewise.
16882 2009-04-16 Ian Lance Taylor <iant@google.com>
16884 * df.h: Include "timevar.h".
16885 (struct df_problem): Change tv_id field to timevar_id_t.
16886 * tree-pass.h: Include "timevar.h".
16887 (struct opt_pass): Change tv_id field to timevar_id_t.
16888 * timevar.h (timevar_id_t): Define TV_NONE.
16889 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
16890 TV_NONE rather than tv_id != 0.
16891 (execute_one_pass): Likewise.
16892 * Makefile.in (DF_H): Add $(TIMEVAR_H).
16893 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
16894 dependencies to $(TREE_PASS_H).
16895 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
16897 (pass_branch_target_load_optimize2): Likewise.
16898 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
16899 (pass_outof_cfg_layout_mode): Likewise.
16900 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
16901 (pass_rebuild_cgraph_edges): Likewise.
16902 (pass_remove_cgraph_callee_edges): Likewise.
16903 * df-core.c (pass_df_initialize_opt): Likewise.
16904 (pass_df_initialize_no_opt): Likewise.
16905 (pass_df_finish): Likewise.
16906 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
16907 * except.c (pass_set_nothrow_function_flags): Likewise.
16908 (pass_convert_to_eh_region_ranges): Likewise.
16909 * final.c (pass_compute_alignments): Likewise.
16910 * function.c (pass_instantiate_virtual_regs): Likewise.
16911 (pass_init_function): Likewise.
16912 (pass_leaf_regs): Likewise.
16913 (pass_match_asm_constraints): Likewise.
16914 * gimple-low.c (pass_lower_cf): Likewise.
16915 (pass_mark_used_blocks): Likewise.
16916 * init-regs.c (pass_initialize_regs): Likewise.
16917 * integrate.c (pass_initial_value_sets): Likewise.
16918 * ira.c (pass_ira): Likewise.
16919 * jump.c (pass_cleanup_barriers): Likewise.
16920 * omp-low.c (pass_expand_omp): Likewise.
16921 (pass_lower_omp): Likewise.
16922 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
16923 * recog.c (pass_split_all_insns): Likewise.
16924 (pass_split_after_reload): Likewise.
16925 (pass_split_before_regstack): Likewise.
16926 (pass_split_before_sched2): Likewise.
16927 (pass_split_for_shorten_branches): Likewise.
16928 * reginfo.c (pass_reginfo_init): Likewise.
16929 (pass_subregs_of_mode_init): Likewise.
16930 (pass_subregs_of_mode_finish): Likewise.
16931 * passes.c (pass_postreload): Likewise.
16932 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
16933 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
16934 (pass_warn_function_return): Likewise.
16935 (pass_warn_function_noreturn): Likewise.
16936 * tree-complex.c (pass_lower_complex): Likewise.
16937 (pass_lower_complex_O0): Likewise.
16938 * tree-if-conv.c (pass_if_conversion): Likewise.
16939 * tree-into-ssa.c (pass_build_ssa): Likewise.
16940 * tree-mudflap.c (pass_mudflap_1): Likewise.
16941 (pass_mudflap_2): Likewise.
16942 * tree-nomudflap.c (pass_mudflap_1): Likewise.
16943 (pass_mudflap_2): Likewise.
16944 * tree-nrv.c (pass_return_slot): Likewise.
16945 * tree-object-size.c (pass_object_sizes): Likewise.
16946 * tree-optimize.c (pass_all_optimizations): Likewise.
16947 (pass_early_local_passes): Likewise.
16948 (pass_all_early_optimizations): Likewise.
16949 (pass_cleanup_cfg): Likewise.
16950 (pass_cleanup_cfg_post_optimizing): Likewise.
16951 (pass_free_datastructures): Likewise.
16952 (pass_free_cfg_annotations): Likewise.
16953 (pass_fixup_cfg): Likewise.
16954 (pass_init_datastructures): Likewise.
16955 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
16956 (pass_late_warn_uninitialized): Likewise.
16957 (pass_update_address_taken): Likewise.
16958 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
16959 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
16960 (pass_cse_sincos): Likewise.
16961 (pass_convert_to_rsqrt): Likewise.
16962 * tree-ssa-structalias.c (pass_build_alias): Likewise.
16963 * tree-stdarg.c (pass_stdarg): Likewise.
16964 * tree-tailcall.c (pass_tail_recursion): Likewise.
16965 (pass_tail_calls): Likewise.
16966 * tree-vect-generic.c (pass_lower_vector): Likewise.
16967 (pass_lower_vector_ssa): Likewise.
16968 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
16970 2009-04-16 Joseph Myers <joseph@codesourcery.com>
16972 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
16974 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
16976 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
16977 logical and signext.
16979 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
16982 * config/sh/predicates.md (arith_operand): Check if the operand
16983 of TRUNCATE is a REG.
16985 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16987 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
16988 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
16990 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16992 * tree-iterator.c (tsi_split_statement_list_after,
16993 tsi_split_statement_list_before): Remove.
16994 * tree-iterator.h: Remove the prototypes for
16995 tsi_split_statement_list_after and tsi_split_statement_list_before.
16997 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16999 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17000 * tree-ssa-propagate.h: Remove the prototype for
17001 stmt_makes_single_load.
17003 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17005 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17006 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17008 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17010 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17012 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17014 * except.c (eh_region_outer_p): Remove.
17015 * except.h: Remove the prototype for eh_region_outer_p.
17017 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17019 * function.c (current_function_assembler_name): Remove.
17020 * function.h: Remove the prototype for
17021 current_function_assembler_name.
17023 2009-04-16 Ian Lance Taylor <iant@google.com>
17025 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17026 (add_reg_note): Call alloc_reg_note.
17027 * rtl.h (alloc_reg_note): Declare.
17028 * combine.c (try_combine): Use alloc_reg_note.
17029 (recog_for_combine, move_deaths): Likewise.
17030 (distribute_notes): Use alloc_reg_note and add_reg_note.
17031 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17032 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17033 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17035 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17037 PR rtl-optimization/39762
17038 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17039 ira_may_move_out_cost): Add comments about way of their usage.
17040 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17042 * ira-conflicts.c (process_regs_for_copy): Use function
17043 ira_get_register_move_cost instead of global
17044 ira_register_move_cost.
17046 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17047 color_pass, move_spill_restore, update_curr_costs): Ditto.
17049 * ira-lives.c (process_single_reg_class_operands): Ditto.
17051 * ira-emit.c (emit_move_list): Ditto.
17053 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17054 (record_reg_classes): Ditto. Use functions
17055 ira_get_register_move_cost and ira_get_may_move_cost instead of
17056 global vars ira_register_move_cost, ira_may_move_out_cost and
17057 ira_may_move_in_cost.
17058 (record_address_regs): Don't call ira_init_register_move_cost.
17059 Use function ira_get_may_move_cost instead of global
17060 ira_may_move_in_cost.
17061 (process_bb_node_for_hard_reg_moves): Use function
17062 ira_get_register_move_cost instead of global ira_register_move_cost.
17063 (ira_costs): Don't call ira_init_register_move_cost.
17065 2009-04-16 Richard Guenther <rguenther@suse.de>
17067 * tree-cfg.c (verify_gimple_assign_binary):
17068 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17069 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17070 (create_general_new_stmt): Note that this function is broken.
17072 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17074 * common.opt (fhelp): Add Var(help_flag).
17075 * gcc-plugin.h (plugin_info): Add help.
17076 * plugin.c (plugin_name_args): Add help.
17077 (register_plugin_info): Set plugin->help.
17078 (print_help_one_plugin): New.
17079 (print_plugins_help): New.
17080 * plugin.h (print_plugins_help): New.
17081 * toplev.c (toplev_main): Call print_plugins_help if needed.
17083 2009-04-16 Richard Guenther <rguenther@suse.de>
17085 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17086 (gimple_ior_addresses_taken_1): New function.
17087 (gimple_ior_addresses_taken): Likewise.
17088 * gimple.h (struct gimple_statement_with_ops_base): Remove
17089 addresses_taken member.
17090 (gimple_ior_addresses_taken): Declare.
17091 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17092 gimple_set_addresses_taken): Remove.
17093 * ipa-reference.c (mark_address): New function.
17094 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17095 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17096 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17097 (gimple_add_to_addresses_taken): Remove.
17098 (get_tmr_operands): Call mark_address_taken.
17099 (get_asm_expr_operands): Likewise.
17100 (get_expr_operands): Likewise.
17101 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17102 (free_stmt_operands): Do not free it.
17103 * tree-ssa.c (delete_tree_ssa): Likewise.
17104 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17106 2009-04-16 Richard Guenther <rguenther@suse.de>
17108 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17109 (walk_stmt_load_store_ops): Likewise.
17110 * gimple.c (get_base_loadstore): New function.
17111 (walk_stmt_load_store_addr_ops): Likewise.
17112 (walk_stmt_load_store_ops): Likewise.
17113 * ipa-pure-const.c (check_op): Simplify.
17114 (check_load, check_store): New functions.
17115 (check_stmt): Use walk_stmt_load_store_ops.
17116 * ipa-reference.c (mark_load): Adjust signature.
17117 (mark_store): Likewise.
17118 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17120 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17122 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17123 (plugin_info): New.
17124 * opts.c (common_handle_option): Don't call print_version.
17125 * plugin.c (plugin_name_args): Add version.
17126 (register_plugin_info): New.
17127 (register_callback): Handle PLUGIN_INFO.
17128 (try_init_one_plugin): New.
17129 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17131 (finalize_one_plugin): New.
17132 (finalize_plugins): New.
17133 (print_one_plugin): New.
17134 (print_plugins_versions): New.
17135 * plugin.h (print_plugins_versions): New.
17136 (finalize_plugins): New.
17137 * toplev.c (compile_file): Don't call initialize_plugins.
17138 (print_version): Call print_plugins_versions.
17139 (toplev_main): Call initialize_plugins. Print version if needed.
17140 Call finalize_plugins.
17142 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17144 * common.opt (fversion): New.
17145 * gcc.c (print_version): New.
17146 (process_command): Don't print the version. Just set print_version.
17147 (main): Print version. Call subprocesses if print_version and
17148 verbose_flag are set.
17149 * opts.c (common_handle_option): Handle OPT_fversion.
17151 2009-04-16 Richard Guenther <rguenther@suse.de>
17152 Ira Rosen <irar@il.ibm.com>
17154 PR tree-optimization/39698
17155 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17156 type of the reduction variable. Only generate the def if
17159 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17160 make sure to first convert to an integer of the same precision.
17161 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17162 the type of the evolution correctly in computing the new
17163 induction variable base.
17165 2009-04-16 Richard Guenther <rguenther@suse.de>
17167 PR middle-end/39625
17168 * tree-cfg.c (make_blocks): Split statements with to-be
17169 abnormal SSA names on the lhs.
17171 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17173 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17174 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17175 * c-typeck.c (really_start_incremental_init): Likewise.
17176 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17177 (TARGET_INITIALIZER): Remove it.
17178 * target.h (struct target): Remove vector_opaque_p.
17179 * tree.c (build_opaque_vector_type): New.
17180 * tree.h (TYPE_VECTOR_OPAQUE): New.
17181 (build_opaque_vector_type): Declare.
17182 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17183 * config/rs6000/rs6000.c (build_opaque_vector_type,
17184 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17185 (rs6000_init_builtins): Use build_opaque_vector_type for
17186 opaque_V4SI_type_node.
17188 2009-04-15 Catherine Moore <clm@codesourcery.com>
17190 * debug.h (set_name): Declare.
17191 * dwarf2out.c (dwarf2out_set_name): Declare.
17192 (dwarf2_debug_hooks): Add set_name.
17193 (find_AT_string): New.
17194 (add_AT_string): Call find_AT_string.
17195 (dwarf2out_set_name): New.
17196 * cp/decl.c (grokdeclarator): Call set_name.
17197 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17198 * debug.c (do_nothing_debug_hooks): Likewise.
17199 * dbxout.c (dbx_debug_hooks): Likewise.
17200 * sdbout.c (sdb_debug_hooks): Likewise.
17202 2009-04-15 Michael Eager <eager@eagercon.com>
17204 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17205 reg for single-precision FPU.
17206 * config/rs6000/rs6000.md (movsi_internal1): Only for
17207 !TARGET_SINGLE_FPU.
17208 (movsi_internal1_single): New. Add pattern to move SI values to/from
17209 single-precision FP regs.
17211 2009-04-15 Richard Guenther <rguenther@suse.de>
17213 * omp-low.c (lower_rec_input_clauses): Build correct address
17215 (expand_omp_for_generic): Fix multiplication type.
17216 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17217 (generate_memset_zero): Fix types.
17218 * tree-profile.c (prepare_instrumented_value): Correctly
17221 2009-04-15 Ian Lance Taylor <iant@google.com>
17223 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17224 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17225 for -Wall and for -Wc++-compat.
17226 (c_common_post_options): For C++, set warn_enum_compare if not
17228 * c-tree.h (struct c_expr): Add field original_type.
17229 (build_external_ref): Update declaration.
17230 * c-parser.c (c_parser_braced_init): Set original_type.
17231 (c_parser_initelt): Likewise.
17232 (c_parser_expr_no_commas): Likewise.
17233 (c_parser_conditional_expression): Likewise.
17234 (c_parser_cast_expression): Likewise.
17235 (c_parser_unary_expression): Likewise. Pull setting of
17236 original_code to top of function.
17237 (c_parser_sizeof_expression): Set original_type.
17238 (c_parser_alignof_expression): Likewise.
17239 (c_parser_postfix_expression): Likewise. Pull setting of
17240 original_code to top of function.
17241 (c_parser_postfix_expression_after_paren_type): Set original_type.
17242 (c_parser_postfix_expression_after_primary): Likewise.
17243 (c_parser_expression): Likewise.
17244 * c-typeck.c (build_external_ref): Add type parameter. Change all
17246 (c_expr_sizeof_expr): Set original_type field.
17247 (parser_build_unary_op): Likewise.
17248 (parser_build_binary_op): Likewise. Optionally warn about
17249 comparisons of enums of different types.
17250 (digest_init): Set original_type field.
17251 (really_start_incremental_init): Likewise.
17252 (push_init_level, pop_init_level): Likewise.
17253 * doc/invoke.texi (Warning Options): -Wenum-compare now
17256 2009-04-15 Richard Guenther <rguenther@suse.de>
17258 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17259 out a necessary conversion.
17260 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17261 names we didn't value number.
17262 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17264 2009-04-15 Richard Guenther <rguenther@suse.de>
17266 PR tree-optimization/39764
17267 * tree-ssa-ccp.c (get_value): Canonicalize value with
17268 canonicalize_float_value.
17270 2009-04-15 Jan Hubicka <jh@suse.cz>
17272 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17273 Wrong version of patch.
17275 2009-04-15 Jan Hubicka <jh@suse.cz>
17277 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17279 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17281 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17282 our distinct integral and vector types.
17284 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17286 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17287 * init.c (build_vtbl_address): Remove call to assemble_external.
17289 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17291 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17292 output for other floating point modes.
17294 2009-04-14 Diego Novillo <dnovillo@google.com>
17296 * diagnostic.c (diagnostic_report_diagnostic): Do not
17297 warn about loaded plugins for DK_ERROR and DK_WARNING.
17298 * c-decl.c (declspecs_add_type): Move call to
17299 invoke_plugin_callbacks ...
17300 * c-parser.c (c_parser_declspecs): ... here.
17301 * plugin.c (dump_active_plugins): Tidy output.
17303 2009-04-14 Diego Novillo <dnovillo@google.com>
17304 Le-Chun Wu <lcwu@google.com>
17306 * configure.ac: Add --enable-plugin support.
17307 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17308 * Makefile.in (PLUGIN_H): Define.
17309 Export ENABLE_PLUGIN and GMPINC to site.exp.
17310 Add PLUGINLIBS to link command.
17311 Add/modify dependencies for plugin.o and files including plugin.h.
17313 * config.in: Regenerate.
17315 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17318 2009-04-14 Le-Chun Wu <lcwu@google.com>
17320 * tree-pass.h (register_one_dump_file): Add a prototype for
17321 register_one_dump_file.
17322 * toplev.c (compile_file): Call initialize_plugins.
17323 (do_compile): Call invoke_plugin_callbacks.
17324 (toplev_main): Call invoke_plugin_callbacks.
17325 * common.opt: Add -fplugin= and -fplugin-arg-.
17326 * gcc-plugin.h: New public header file for plugins to include.
17327 * plugin.c: New source file.
17328 * plugin.h: New internal header file.
17329 * passes.c (register_one_dump_file): Make it external.
17331 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17333 2009-04-14 Diego Novillo <dnovillo@google.com>
17335 * doc/plugins.texi: New.
17336 * doc/gccint.texi: Add reference to Plugins chapter.
17337 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17338 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17339 loaded plugins, if any.
17340 * timevar.def (TV_PLUGIN_INIT): Define.
17341 (TV_PLUGIN_RUN): Define.
17342 * plugin.c: Include timevar.h
17343 (plugins_active_p): New.
17344 (dump_active_plugins): New.
17345 (debug_active_plugins): New.
17347 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17349 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17351 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17353 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17355 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17356 the same as a minus without a shift.
17358 2009-04-14 Nick Clifton <nickc@redhat.com>
17360 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17361 comparisons with small integers will always produce a short
17364 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17367 2008-12-19 Diego Novillo <dnovillo@google.com>
17369 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17371 2009-04-14 Richard Guenther <rguenther@suse.de>
17373 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17375 (verify_gimple_assign_binary): Likewise. Handle shifts and
17377 (verify_gimple_phi): Print the mismatched argument position.
17378 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17380 (vect_update_init_of_dr): Likewise.
17381 * matrix-reorg.c (transform_access_sites): Do what the
17383 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17385 2009-04-13 Michael Eager <eager@eagercon.com>
17387 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17388 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17389 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17390 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17391 remove duplicate config
17393 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17395 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17396 file_name:line_number type locator of the call site.
17398 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17400 * genautomata.c: Put blank after comma.
17401 (automaton_decls): New.
17402 (struct unit_usage): Add comments to member next.
17403 (store_alt_unit_usage): Keep the list ordered.
17404 (unit_present_on_list_p, equal_alternatives_p): New.
17405 (check_regexp_units_distribution): Check units distribution
17406 correctness correctly.
17407 (main): Don't write automata if error is found. Return correct
17410 * config/m68k/cf.md (cfv4_ds): Remove.
17411 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17412 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17414 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17415 power4-load-ext, power4-store, power4-store-update,
17416 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17417 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17418 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17419 power4-sqrt, power4-isync): Modify reservation to make correct
17420 unit distribution to automata.
17422 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17423 power5-store-update, power5-two, power5-three, power5-lmul,
17424 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17426 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17428 * except.c (pass_set_nothrow_function_flags): Set name and add
17430 (set_nothrow_function_flags): Mention in the dump file when
17431 changing a function to nothrow.
17433 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17436 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17437 instead of unsigned long.
17439 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17441 * config/arm/arm.c (return_used_this_function): Remove.
17442 (arm_output_function_prologue): Remove use of
17443 return_used_this_function.
17444 (output_return_instruction): Replace use of
17445 return_used_this_function
17446 by cfun->machine->return_used_this_function.
17447 (arm_output_epilogue): Likewise.
17448 (arm_output_function_epilogue): Likewise.
17449 (thumb_unexpanded_epilogue): Likewise.
17450 * config/arm/arm.h (struct machine_function):
17451 New member return_used_this_function.
17453 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17455 * doc/install.texi: Correct description of default directory for
17456 --with-gxx-include-dir.
17458 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17460 * fold-const.c (build_range_check): Properly deal with enumeral and
17461 boolean base types.
17463 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17465 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17466 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17467 * params.h (MAX_GCSE_PASSES): Remove.
17468 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17469 in sequence. Remove ability to run multiple passes.
17470 (bypass_jumps): Report run as third CPROP pass.
17472 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17474 PR middle-end/39651
17475 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17476 when deciding whether the whole SEQUENCE can throw.
17478 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17481 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17482 offseted label references.
17484 2009-04-11 Jan Hubicka <jh@suse.cz>
17486 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17488 2009-04-11 Richard Guenther <rguenther@suse.de>
17490 PR middle-end/39732
17491 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17492 return variables as TREE_ADDRESSABLE.
17494 2009-04-11 Richard Guenther <rguenther@suse.de>
17496 PR tree-optimization/39713
17497 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17498 reference trees have SSA_NAME operands.
17500 2009-04-11 Richard Guenther <rguenther@suse.de>
17503 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17504 address expressions.
17506 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17508 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17509 match changes in Cygwin 1.7
17510 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17511 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17513 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17515 PR tree-optimization/39701
17516 * doc/invoke.texi (Optimization Options): Document change in
17517 meaning and initialization of -fdelete-null-pointer-checks.
17519 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17521 PR middle-end/39701
17522 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17524 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17527 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17529 2009-04-10 Chao-ying Fu <fu@mips.com>
17531 * doc/tm.texi (Instruction Output): Document
17532 TARGET_ASM_FINAL_POSTSCAN_INSN.
17533 * target.h (final_postscan_insn): New field in asm_out.
17534 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17535 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17536 * final.c (final_scan_insn): Call
17537 targetm.asm_out.final_postscan_insn after outputting
17538 an asm macro and a normal instruction.
17540 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17541 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17542 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17543 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17544 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17546 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17548 PR middle-end/39701
17549 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17550 variables as non-NULL even with -fdelete-null-pointer-checks.
17552 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17554 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17556 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17559 * config/i386/i386.c (classify_argument): Handle SCmode with
17560 (bit_offset % 64) != 0.
17562 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17564 * doc/invoke.texi (Optimize Options): Add cross-reference to
17565 -Q --help=optimizers examples.
17567 2009-04-10 Ben Elliston <bje@au.ibm.com>
17570 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17571 regalign for the reg == fpr and TDmode case.
17573 2009-04-09 David Ayers <ayers@fsfe.org>
17576 * objc/objc-act.c (warn_with_method): Remove helper function.
17577 (check_duplicates): Call warning and inform directly.
17578 (really_start_method): Likewise.
17580 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17582 * expmed.c (expand_divmod): Always use a comparison for a division
17583 by a large unsigned integer.
17585 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17586 for things others than variables or functions as nonzero.
17588 2009-04-09 Nick Clifton <nickc@redhat.com>
17590 * unwind-compat.c: Change copyright header to refer to version
17591 3 of the GNU General Public License with version 3.1 of the
17592 GCC Runtime Library Exception and to point readers at the
17593 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17594 * config/alpha/crtfastmath.c: Likewise.
17595 * config/alpha/linux-unwind.h: Likewise.
17596 * config/alpha/qrnnd.asm: Likewise.
17597 * config/alpha/vms-crt0-64.c: Likewise.
17598 * config/alpha/vms-crt0.c: Likewise.
17599 * config/alpha/vms-dwarf2.asm: Likewise.
17600 * config/alpha/vms-dwarf2eh.asm: Likewise.
17601 * config/alpha/vms-psxcrt0-64.c: Likewise.
17602 * config/alpha/vms-psxcrt0.c: Likewise.
17603 * config/alpha/vms_tramp.asm: Likewise.
17604 * config/arc/initfini.c: Likewise.
17605 * config/arc/lib1funcs.asm: Likewise.
17606 * config/arm/bpabi-v6m.S: Likewise.
17607 * config/arm/bpabi.S: Likewise.
17608 * config/arm/bpabi.c: Likewise.
17609 * config/arm/crti.asm: Likewise.
17610 * config/arm/crtn.asm: Likewise.
17611 * config/arm/ieee754-df.S: Likewise.
17612 * config/arm/ieee754-sf.S: Likewise.
17613 * config/arm/lib1funcs.asm: Likewise.
17614 * config/arm/libunwind.S: Likewise.
17615 * config/arm/linux-atomic.c: Likewise.
17616 * config/arm/mmintrin.h: Likewise.
17617 * config/arm/pr-support.c: Likewise.
17618 * config/arm/unaligned-funcs.c: Likewise.
17619 * config/arm/unwind-arm.c: Likewise.
17620 * config/arm/unwind-arm.h: Likewise.
17621 * config/avr/libgcc.S: Likewise.
17622 * config/bfin/crti.s: Likewise.
17623 * config/bfin/crtlibid.s: Likewise.
17624 * config/bfin/crtn.s: Likewise.
17625 * config/bfin/lib1funcs.asm: Likewise.
17626 * config/bfin/linux-unwind.h: Likewise.
17627 * config/cris/arit.c: Likewise.
17628 * config/cris/cris_abi_symbol.c: Likewise.
17629 * config/darwin-64.c: Likewise.
17630 * config/darwin-crt2.c: Likewise.
17631 * config/darwin-crt3.c: Likewise.
17632 * config/darwin.h: Likewise.
17633 * config/dbxelf.h: Likewise.
17634 * config/dfp-bit.c: Likewise.
17635 * config/dfp-bit.h: Likewise.
17636 * config/elfos.h: Likewise.
17637 * config/fixed-bit.c: Likewise.
17638 * config/fixed-bit.h: Likewise.
17639 * config/fp-bit.c: Likewise.
17640 * config/fp-bit.h: Likewise.
17641 * config/fr30/crti.asm: Likewise.
17642 * config/fr30/crtn.asm: Likewise.
17643 * config/fr30/lib1funcs.asm: Likewise.
17644 * config/freebsd-spec.h: Likewise.
17645 * config/frv/cmovd.c: Likewise.
17646 * config/frv/cmovh.c: Likewise.
17647 * config/frv/cmovw.c: Likewise.
17648 * config/frv/frvbegin.c: Likewise.
17649 * config/frv/frvend.c: Likewise.
17650 * config/frv/lib1funcs.asm: Likewise.
17651 * config/glibc-stdint.h: Likewise.
17652 * config/h8300/clzhi2.c: Likewise.
17653 * config/h8300/crti.asm: Likewise.
17654 * config/h8300/crtn.asm: Likewise.
17655 * config/h8300/ctzhi2.c: Likewise.
17656 * config/h8300/fixunssfsi.c: Likewise.
17657 * config/h8300/lib1funcs.asm: Likewise.
17658 * config/h8300/parityhi2.c: Likewise.
17659 * config/h8300/popcounthi2.c: Likewise.
17660 * config/i386/ammintrin.h: Likewise.
17661 * config/i386/att.h: Likewise.
17662 * config/i386/avxintrin.h: Likewise.
17663 * config/i386/biarch64.h: Likewise.
17664 * config/i386/bmmintrin.h: Likewise.
17665 * config/i386/cpuid.h: Likewise.
17666 * config/i386/cross-stdarg.h: Likewise.
17667 * config/i386/crtfastmath.c: Likewise.
17668 * config/i386/crtprec.c: Likewise.
17669 * config/i386/cygming-crtbegin.c: Likewise.
17670 * config/i386/cygming-crtend.c: Likewise.
17671 * config/i386/cygwin.asm: Likewise.
17672 * config/i386/emmintrin.h: Likewise.
17673 * config/i386/gmm_malloc.h: Likewise.
17674 * config/i386/gthr-win32.c: Likewise.
17675 * config/i386/i386.h: Likewise.
17676 * config/i386/immintrin.h: Likewise.
17677 * config/i386/linux-unwind.h: Likewise.
17678 * config/i386/linux64.h: Likewise.
17679 * config/i386/mm3dnow.h: Likewise.
17680 * config/i386/mmintrin-common.h: Likewise.
17681 * config/i386/mmintrin.h: Likewise.
17682 * config/i386/nmmintrin.h: Likewise.
17683 * config/i386/pmm_malloc.h: Likewise.
17684 * config/i386/pmmintrin.h: Likewise.
17685 * config/i386/smmintrin.h: Likewise.
17686 * config/i386/sol2-c1.asm: Likewise.
17687 * config/i386/sol2-ci.asm: Likewise.
17688 * config/i386/sol2-cn.asm: Likewise.
17689 * config/i386/sol2-gc1.asm: Likewise.
17690 * config/i386/tmmintrin.h: Likewise.
17691 * config/i386/unix.h: Likewise.
17692 * config/i386/w32-unwind.h: Likewise.
17693 * config/i386/wmmintrin.h: Likewise.
17694 * config/i386/x86-64.h: Likewise.
17695 * config/i386/x86intrin.h: Likewise.
17696 * config/i386/xmmintrin.h: Likewise.
17697 * config/ia64/crtbegin.asm: Likewise.
17698 * config/ia64/crtend.asm: Likewise.
17699 * config/ia64/crtfastmath.c: Likewise.
17700 * config/ia64/crti.asm: Likewise.
17701 * config/ia64/crtn.asm: Likewise.
17702 * config/ia64/fde-glibc.c: Likewise.
17703 * config/ia64/lib1funcs.asm: Likewise.
17704 * config/ia64/linux-unwind.h: Likewise.
17705 * config/ia64/quadlib.c: Likewise.
17706 * config/ia64/unwind-ia64.c: Likewise.
17707 * config/linux.h: Likewise.
17708 * config/m32c/m32c-lib1.S: Likewise.
17709 * config/m32c/m32c-lib2-trapv.c: Likewise.
17710 * config/m32c/m32c-lib2.c: Likewise.
17711 * config/m32r/initfini.c: Likewise.
17712 * config/m68hc11/larith.asm: Likewise.
17713 * config/m68hc11/m68hc11-crt0.S: Likewise.
17714 * config/m68k/cf.md: Likewise.
17715 * config/m68k/crti.s: Likewise.
17716 * config/m68k/crtn.s: Likewise.
17717 * config/m68k/lb1sf68.asm: Likewise.
17718 * config/m68k/linux-unwind.h: Likewise.
17719 * config/mcore/crti.asm: Likewise.
17720 * config/mcore/crtn.asm: Likewise.
17721 * config/mcore/lib1.asm: Likewise.
17722 * config/mips/linux-unwind.h: Likewise.
17723 * config/mips/loongson.h: Likewise.
17724 * config/mips/mips16.S: Likewise.
17725 * config/mmix/crti.asm: Likewise.
17726 * config/mmix/crtn.asm: Likewise.
17727 * config/pa/fptr.c: Likewise.
17728 * config/pa/hpux-unwind.h: Likewise.
17729 * config/pa/lib2funcs.asm: Likewise.
17730 * config/pa/linux-atomic.c: Likewise.
17731 * config/pa/linux-unwind.h: Likewise.
17732 * config/pa/milli64.S: Likewise.
17733 * config/pa/quadlib.c: Likewise.
17734 * config/pa/stublib.c: Likewise.
17735 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17736 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17737 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17738 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17739 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17740 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17741 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17742 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17743 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17744 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17745 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17746 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17747 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17748 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17749 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17750 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17751 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17752 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17753 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17754 * config/rs6000/750cl.h: Likewise.
17755 * config/rs6000/altivec.h: Likewise.
17756 * config/rs6000/biarch64.h: Likewise.
17757 * config/rs6000/crtresfpr.asm: Likewise.
17758 * config/rs6000/crtresgpr.asm: Likewise.
17759 * config/rs6000/crtresxfpr.asm: Likewise.
17760 * config/rs6000/crtresxgpr.asm: Likewise.
17761 * config/rs6000/crtsavfpr.asm: Likewise.
17762 * config/rs6000/crtsavgpr.asm: Likewise.
17763 * config/rs6000/darwin-asm.h: Likewise.
17764 * config/rs6000/darwin-fallback.c: Likewise.
17765 * config/rs6000/darwin-fpsave.asm: Likewise.
17766 * config/rs6000/darwin-ldouble.c: Likewise.
17767 * config/rs6000/darwin-tramp.asm: Likewise.
17768 * config/rs6000/darwin-unwind.h: Likewise.
17769 * config/rs6000/darwin-vecsave.asm: Likewise.
17770 * config/rs6000/darwin-world.asm: Likewise.
17771 * config/rs6000/e500crtres32gpr.asm: Likewise.
17772 * config/rs6000/e500crtres64gpr.asm: Likewise.
17773 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17774 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17775 * config/rs6000/e500crtrest64gpr.asm: Likewise.
17776 * config/rs6000/e500crtresx32gpr.asm: Likewise.
17777 * config/rs6000/e500crtresx64gpr.asm: Likewise.
17778 * config/rs6000/e500crtsav32gpr.asm: Likewise.
17779 * config/rs6000/e500crtsav64gpr.asm: Likewise.
17780 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
17781 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
17782 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
17783 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
17784 * config/rs6000/eabi-ci.asm: Likewise.
17785 * config/rs6000/eabi-cn.asm: Likewise.
17786 * config/rs6000/eabi.asm: Likewise.
17787 * config/rs6000/linux-unwind.h: Likewise.
17788 * config/rs6000/linux64.h: Likewise.
17789 * config/rs6000/paired.h: Likewise.
17790 * config/rs6000/paired.md: Likewise.
17791 * config/rs6000/ppc64-fp.c: Likewise.
17792 * config/rs6000/ppu_intrinsics.h: Likewise.
17793 * config/rs6000/rs6000.h: Likewise.
17794 * config/rs6000/si2vmx.h: Likewise.
17795 * config/rs6000/sol-ci.asm: Likewise.
17796 * config/rs6000/sol-cn.asm: Likewise.
17797 * config/rs6000/spe.h: Likewise.
17798 * config/rs6000/spu2vmx.h: Likewise.
17799 * config/rs6000/sysv4.h: Likewise.
17800 * config/rs6000/tramp.asm: Likewise.
17801 * config/rs6000/vec_types.h: Likewise.
17802 * config/s390/linux-unwind.h: Likewise.
17803 * config/s390/tpf-unwind.h: Likewise.
17804 * config/score/crti.asm: Likewise.
17805 * config/score/crtn.asm: Likewise.
17806 * config/sh/crt1.asm: Likewise.
17807 * config/sh/crti.asm: Likewise.
17808 * config/sh/crtn.asm: Likewise.
17809 * config/sh/divtab-sh4-300.c: Likewise.
17810 * config/sh/divtab-sh4.c: Likewise.
17811 * config/sh/divtab.c: Likewise.
17812 * config/sh/lib1funcs-4-300.asm: Likewise.
17813 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
17814 * config/sh/lib1funcs.asm: Likewise.
17815 * config/sh/lib1funcs.h: Likewise.
17816 * config/sh/linux-atomic.asm: Likewise.
17817 * config/sh/linux-unwind.h: Likewise.
17818 * config/sh/shmedia.h: Likewise.
17819 * config/sh/sshmedia.h: Likewise.
17820 * config/sh/ushmedia.h: Likewise.
17821 * config/sparc/crtfastmath.c: Likewise.
17822 * config/sparc/linux-unwind.h: Likewise.
17823 * config/sparc/sol2-c1.asm: Likewise.
17824 * config/sparc/sol2-ci.asm: Likewise.
17825 * config/sparc/sol2-cn.asm: Likewise.
17826 * config/spu/divmodti4.c: Likewise.
17827 * config/spu/divv2df3.c: Likewise.
17828 * config/spu/float_disf.c: Likewise.
17829 * config/spu/float_unsdidf.c: Likewise.
17830 * config/spu/float_unsdisf.c: Likewise.
17831 * config/spu/float_unssidf.c: Likewise.
17832 * config/spu/mfc_multi_tag_release.c: Likewise.
17833 * config/spu/mfc_multi_tag_reserve.c: Likewise.
17834 * config/spu/mfc_tag_release.c: Likewise.
17835 * config/spu/mfc_tag_reserve.c: Likewise.
17836 * config/spu/mfc_tag_table.c: Likewise.
17837 * config/spu/multi3.c: Likewise.
17838 * config/spu/spu_internals.h: Likewise.
17839 * config/spu/spu_intrinsics.h: Likewise.
17840 * config/spu/spu_mfcio.h: Likewise.
17841 * config/spu/vec_types.h: Likewise.
17842 * config/spu/vmx2spu.h: Likewise.
17843 * config/stormy16/stormy16-lib2.c: Likewise.
17844 * config/svr4.h: Likewise.
17845 * config/sync.c: Likewise.
17846 * config/v850/lib1funcs.asm: Likewise.
17847 * config/vxlib-tls.c: Likewise.
17848 * config/vxlib.c: Likewise.
17849 * config/vxworks-dummy.h: Likewise.
17850 * config/xtensa/crti.asm: Likewise.
17851 * config/xtensa/crtn.asm: Likewise.
17852 * config/xtensa/ieee754-df.S: Likewise.
17853 * config/xtensa/ieee754-sf.S: Likewise.
17854 * config/xtensa/lib1funcs.asm: Likewise.
17855 * config/xtensa/lib2funcs.S: Likewise.
17856 * config/xtensa/linux-unwind.h: Likewise.
17857 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
17858 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
17859 * coretypes.h: Likewise.
17860 * crtstuff.c: Likewise.
17861 * defaults.h: Likewise.
17862 * dwarf2.h: Likewise.
17863 * emutls.c: Likewise.
17864 * gbl-ctors.h: Likewise.
17865 * gcov-io.h: Likewise.
17866 * ginclude/float.h: Likewise.
17867 * ginclude/iso646.h: Likewise.
17868 * ginclude/stdarg.h: Likewise.
17869 * ginclude/stdbool.h: Likewise.
17870 * ginclude/stddef.h: Likewise.
17871 * ginclude/stdfix.h: Likewise.
17872 * ginclude/stdint-gcc.h: Likewise.
17873 * ginclude/tgmath.h: Likewise.
17874 * gthr-aix.h: Likewise.
17875 * gthr-dce.h: Likewise.
17876 * gthr-gnat.c: Likewise.
17877 * gthr-gnat.h: Likewise.
17878 * gthr-lynx.h: Likewise.
17879 * gthr-mipssde.h: Likewise.
17880 * gthr-nks.h: Likewise.
17881 * gthr-posix.c: Likewise.
17882 * gthr-posix.h: Likewise.
17883 * gthr-posix95.h: Likewise.
17884 * gthr-rtems.h: Likewise.
17885 * gthr-single.h: Likewise.
17886 * gthr-solaris.h: Likewise.
17887 * gthr-tpf.h: Likewise.
17888 * gthr-vxworks.h: Likewise.
17889 * gthr-win32.h: Likewise.
17890 * gthr.h: Likewise.
17891 * libgcc2.c: Likewise.
17892 * libgcc2.h: Likewise.
17893 * libgcov.c: Likewise.
17894 * tsystem.h: Likewise.
17895 * typeclass.h: Likewise.
17896 * unwind-c.c: Likewise.
17897 * unwind-compat.h: Likewise.
17898 * unwind-dw2-fde-compat.c: Likewise.
17899 * unwind-dw2-fde-darwin.c: Likewise.
17900 * unwind-dw2-fde-glibc.c: Likewise.
17901 * unwind-dw2-fde.c: Likewise.
17902 * unwind-dw2-fde.h: Likewise.
17903 * unwind-dw2.c: Likewise.
17904 * unwind-dw2.h: Likewise.
17905 * unwind-generic.h: Likewise.
17906 * unwind-pe.h: Likewise.
17907 * unwind-sjlj.c: Likewise.
17908 * unwind.inc: Likewise.
17909 * config/arm/neon-gen.ml: Change generated copyright header to
17910 refer to version 3 of the GNU General Public License with
17911 version 3.1 of the GCC Runtime Library Exception and to point
17912 readers at the COPYING3 and COPYING3.RUNTIME files and the
17913 FSF's license web page.
17914 * config/arm/arm_neon.h: Regenerate.
17916 2009-04-09 Jakub Jelinek <jakub@redhat.com>
17918 * config/cris/cris.md: Change copyright header to refer to version
17919 3 of the GNU General Public License.
17920 * doc/install.texi2html: Change copyright header to refer to version
17921 3 of the GNU General Public License and to point readers at the
17922 COPYING3 file and the FSF's license web page.
17923 * config/vax/linux.h: Likewise.
17925 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17927 * config/i386/i386.md (cmpcc): New.
17928 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
17929 (sync_compare_and_swap_cc*): Delete.
17931 * config/s390/s390.c (s390_compare_emitted): Remove.
17932 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
17933 s390_compare_emitted used to be handled. Assert that modes match.
17934 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
17935 refer to sync_compare_and_swap_ccsi.
17936 * config/s390/s390.h (s390_compare_emitted): Remove.
17937 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
17938 instead of s390_compare_emitted.
17939 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
17940 instead of s390_compare_emitted.
17941 * config/s390/s390.md (cmpcc): New.
17942 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
17943 CC_REGNUM, do not pretend it's set.
17944 (sync_compare_and_swap_cc*): Delete.
17945 * config/s390/predicates.md (cc_reg_operand): New.
17947 * expr.c (sync_compare_and_swap_cc): Delete.
17948 * optabs.h (sync_compare_and_swap_cc): Delete.
17949 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
17950 is being used with can_compare_p.
17951 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
17952 (find_cc_set): New.
17953 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
17954 look for a MODE_CC set instead. Use emit_store_flag.
17955 (expand_compare_and_swap_loop): Likewise, with some additional
17956 complication to avoid a force_reg when useless. Use
17957 emit_cmp_and_jump_insns.
17958 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
17959 * doc/md.texi (sync_compare_and_swap_cc): Merge with
17960 sync_compare_and_swap documentation.
17962 2009-04-09 Jan Hubicka <jh@suse.cz>
17964 * except.c (find_prev_try): Break out from ....
17965 (duplicate_eh_regions): ... here; properly update prev_try pointers
17966 when duplication part of tree.
17967 (dump_eh_tree): Improve dumping.
17968 (verify_eh_region): New.
17969 (verify_eh_tree): Use it.
17971 2009-04-06 Richard Guenther <rguenther@suse.de>
17973 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
17974 &ARRAY addresses by adjusting their types and prepending
17976 * tree-cfg.c (verify_gimple_assign_single): Verify that
17977 addresses are correct.
17979 2009-04-09 Richard Guenther <rguenther@suse.de>
17981 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
17982 indices into an array reference if possible.
17983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17984 Fold POINTER_PLUS_EXPR statements with invariant address.
17986 2009-04-09 Alan Modra <amodra@bigpond.net.au>
17989 * config.gcc (powerpc64-*-linux*): Always build biarch.
17991 2009-04-09 Joseph Myers <joseph@codesourcery.com>
17994 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
17995 it and pedwarn if this results in an INTEGER_CST.
17997 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17999 * doc/install.texi: Update minimum GMP version. Remove obsolete
18000 text in MPFR section.
18002 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18004 * dwarf2out.c (class_scope_p): New static inline.
18005 (class_or_namespace_scope_p): Use it.
18006 (gen_variable_die): Use DW_TAG_member tag for static data member
18007 declarations instead of DW_TAG_variable.
18009 PR middle-end/39573
18010 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18013 2009-04-08 Richard Guenther <rguenther@suse.de>
18015 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18016 valueize random data.
18018 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18020 * config.gcc (aix tm_file): Add aix-stdint.h.
18021 (aix tm clause use_gcc_stdint): Set to wrap.
18022 * config/rs6000/aix-stdint.h: New file.
18024 2009-04-08 Richard Guenther <rguenther@suse.de>
18026 PR middle-end/36291
18027 * tree-dfa.c (add_referenced_var): Do not recurse into
18028 global initializers.
18029 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18031 (fold_const_aggregate_ref): Likewise.
18033 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18035 * recog.c (ordered_comparison_operator): New.
18036 * gensupport.c (std_preds): Add it.
18037 * doc/md.texi (Machine-Independent Predicates): Document it.
18039 2009-04-08 Jan Hubicka <jh@suse.cz>
18041 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18042 * function.h (rtl_eh): Remove exception_handler_label_map.
18043 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18044 remove_exception_handler_label, for_each_eh_label_1): Remove.
18045 (rtl_remove_unreachable_regions): Remove.
18046 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18047 (find_exception_handler_labels): Don't build the hashtable.
18048 (maybe_remove_eh_handler): Remove.
18049 (for_each_eh_label): Rewrite to walk the tree.
18050 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18051 * except.h (maybe_remove_eh_handler): Remove.
18052 * passes.c (init_optimization_passes): Schedule second EH cleanup
18054 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18055 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18057 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18059 * genoutput.c (validate_optab_operands): New.
18060 (gen_insn, gen_expand): Call it.
18062 * genflags.c (gen_insn): Detect misused iterators.
18063 (main): Pass line_no to gen_insn, exit with status 1 on error.
18065 * genextract.c (line_no): Make global.
18066 (VEC_safe_set_locstr): Change assertion to error message.
18067 (main): Exit with status 1 on error.
18069 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18073 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18074 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18075 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18076 * c-convert.c (convert): Do not call fold on results of conversion
18077 functions when the result is a C_MAYBE_CONST_EXPR.
18078 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18079 of __builtin_choose_expr.
18080 * c-typeck.c (remove_c_maybe_const_expr): New.
18081 (build_unary_op, build_conditional_expr, build_compound_expr,
18082 build_binary_op, c_objc_common_truthvalue_conversion): Call
18083 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18086 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18088 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18089 CODE to produce a new one. Add a prototype to use fold_convert_const
18091 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18094 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18095 mix declarations and code.
18097 2009-04-08 Ben Elliston <bje@au.ibm.com>
18099 * gcc.c: Replace `CC' with `GCC' throughout.
18101 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18103 * doc/invoke.texi: Document Atom support.
18105 2009-04-07 Jason Merrill <jason@redhat.com>
18108 * c-common.h, c-common.c: Add flag_pretty_templates.
18109 * c-opts.c (c_common_handle_option): Set it.
18110 * c.opt: Add -fno-pretty-templates.
18111 * doc/invoke.texi (C++ Dialect Options): Likewise.
18113 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18115 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18116 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18117 (ia64_expand_builtin): Likewise.
18119 2009-04-07 Martin Jambor <mjambor@suse.cz>
18121 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18122 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18123 ADDR_EXPRS are include too.
18125 2009-04-07 Richard Guenther <rguenther@suse.de>
18127 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18128 decls are only used if passes as parameters or if they are
18129 local statics and the call is not to a builtin.
18130 (call_may_clobber_ref_p_1): Likewise.
18132 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18134 * expr.c (do_store_flag): Remove last argument. Simplify code
18135 to avoid duplication of tests already done by can_compare_p.
18136 (expand_expr_real_1): Adjust caller.
18138 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18140 * optabs.c (can_compare_p): Test the predicate of a
18141 cbranch and cstore pattern.
18143 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18145 * expr.c (convert_move): Use emit_store_flag instead of
18148 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18150 * config/i386/i386.c (ix86_compare_emitted): Remove.
18151 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18152 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18153 * config/i386/i386.h (ix86_compare_emitted): Remove.
18154 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18155 instead of ix86_compare_emitted.
18156 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18158 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18160 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18161 Add t-sysroot-suffix to tmake_file.
18162 * config/print-sysroot-suffix.sh: New file.
18163 * config/t-sysroot-suffix: New file.
18165 2009-04-07 Ben Elliston <bje@au.ibm.com>
18167 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18168 as the latter produces a warning when the target does not support
18171 2009-04-07 Ben Elliston <bje@au.ibm.com>
18173 * dfp.c: Replace type punning assignments with memcpy throughout.
18174 * Makefile.in (dfp.o-warn): Remove.
18176 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18179 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18180 Include soft-fp/t-softfp after rs6000/t-linux64.
18182 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18184 * stor-layout.c (set_sizetype): Use the full precision of their
18185 machine mode for bitsize types.
18187 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18189 * config/i386/i386.md: Revert 2 accidental checkins.
18191 2009-04-06 Joey Ye <joey.ye@intel.com>
18192 Xuepeng Guo <xuepeng.guo@intel.com>
18193 H.J. Lu <hongjiu.lu@intel.com>
18195 Atom pipeline model, tuning and insn selection.
18196 * config.gcc (atom): Add atom config options and target.
18198 * config/i386/atom.md: New.
18200 * config/i386/i386.c (atom_cost): New cost.
18201 (m_ATOM): New macro flag.
18202 (initial_ix86_tune_features): Set m_ATOM.
18203 (x86_accumulate_outgoing_args): Likewise.
18204 (x86_arch_always_fancy_math_387): Likewise.
18205 (processor_target): Add Atom cost.
18206 (cpu_names): Add Atom cpu name.
18207 (override_options): Set Atom ISA.
18208 (ix86_issue_rate): New case PROCESSOR_ATOM.
18209 (ix86_adjust_cost): Likewise.
18211 * config/i386/i386.h (TARGET_ATOM): New target macro.
18212 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18213 (TARGET_OPT_AGU): New target option.
18214 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18215 (processor_type): Add PROCESSOR_ATOM.
18217 * config/i386/i386.md (cpu): Add new value "atom".
18218 (use_carry, movu): New attr.
18219 (atom.md): Include atom.md.
18220 (adddi3_carry_rex64): Set attr "use_carry".
18221 (addqi3_carry): Likewise.
18222 (addhi3_carry): Likewise.
18223 (addsi3_carry): Likewise.
18224 (*addsi3_carry_zext): Likewise.
18225 (subdi3_carry_rex64): Likewise.
18226 (subqi3_carry): Likewise.
18227 (subhi3_carry): Likewise.
18228 (subsi3_carry): Likewise.
18229 (x86_movdicc_0_m1_rex64): Likewise.
18230 (*x86_movdicc_0_m1_se): Likewise.
18231 (x86_movsicc_0_m1): Likewise.
18232 (*x86_movsicc_0_m1_se): Likewise.
18233 (*adddi_1_rex64): Emit add insn as much as possible.
18234 (*addsi_1): Likewise.
18235 (return_internal): Set atom_unit.
18236 (return_internal_long): Likewise.
18237 (return_pop_internal): Likewise.
18238 (*rcpsf2_sse): Set atom_sse_attr attr.
18239 (*qrt<mode>2_sse): Likewise.
18240 (*prefetch_sse): Likewise.
18242 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18244 (ix86_target_macros_internal): Likewise.
18246 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18247 (*prefetch_sse_rex): Likewise.
18248 (sse_rcpv4sf2): Likewise.
18249 (sse_vmrcpv4sf2): Likewise.
18250 (sse_sqrtv4sf2): Likewise.
18251 (<sse>_vmsqrt<mode>2): Likewise.
18252 (sse_ldmxcsr): Likewise.
18253 (sse_stmxcsr): Likewise.
18254 (*sse_sfence): Likewise.
18255 (sse2_clflush): Likewise.
18256 (*sse2_mfence): Likewise.
18257 (*sse2_lfence): Likewise.
18258 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18259 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18260 (avx_movdqu<avxmodesuffix>): Likewise.
18261 (avx_lddqu<avxmodesuffix>): Likewise.
18262 (sse2_movntv2di): Change attr "type" to "ssemov".
18263 (sse2_movntsi): Likewise.
18264 (rsqrtv8sf2): Change attr "type" to "sseadd".
18265 (sse3_addsubv2df3): Set attr "atom_unit".
18266 (sse3_h<plusminus_insn>v4sf3): Likewise.
18267 (*sse2_pmaddwd): Likewise.
18268 (*vec_extractv2di_1_rex64): Likewise.
18269 (*vec_extractv2di_1_avx): Likewise.
18270 (sse2_psadbw): Likewise.
18271 (ssse3_phaddwv8hi3): Likewise.
18272 (ssse3_phaddwv4hi3): Likewise.
18273 (ssse3_phadddv4si3): Likewise.
18274 (ssse3_phadddv2si3): Likewise.
18275 (ssse3_phaddswv8hi3): Likewise.
18276 (ssse3_phaddswv4hi3): Likewise.
18277 (ssse3_phsubwv8hi3): Likewise.
18278 (ssse3_phsubwv4hi3): Likewise.
18279 (ssse3_phsubdv4si3): Likewise.
18280 (ssse3_phsubdv2si3): Likewise.
18281 (ssse3_phsubswv8hi3): Likewise.
18282 (ssse3_phsubswv4hi3): Likewise.
18283 (ssse3_pmaddubsw128): Likewise.
18284 (sse3_pmaddubsw: Likewise.
18285 (ssse3_palignrti): Likewise.
18286 (ssse3_palignrdi): Likewise.
18288 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18290 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18292 2009-04-06 Richard Guenther <rguenther@suse.de>
18294 PR tree-optimization/28868
18295 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18296 of which PHI results we inserted.
18297 (insert_into_preds_of_block): Record inserted PHIs.
18298 (eliminate): Eliminate redundant PHI nodes.
18299 (init_pre): Init inserted_phi_names.
18301 2009-04-06 Richard Guenther <rguenther@suse.de>
18303 PR tree-optimization/39643
18304 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18305 IMAGPART_EXPRs of complex constants.
18306 (execute_fold_all_builtins): If we folded a call queue
18307 TODO_update_address_taken.
18309 2009-04-06 Jan Hubicka <jh@suse.cz>
18311 PR middle-end/39659
18312 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18315 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18317 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18319 (ic_invalidate_array): Likewise.
18321 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18323 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18324 alignment for library calls.
18326 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18328 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18329 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18330 * config/i386/mingw-stdint.h: New file.
18332 2009-04-05 Richard Guenther <rguenther@suse.de>
18334 PR tree-optimization/39648
18335 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18336 our &A vs. &A[0] IL deficiencies.
18338 2009-04-04 Jan Hubicka <jh@suse.cz>
18340 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18341 removed toplevel regions.
18342 (sjlj_mark_call_sites): Likewise.
18344 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18346 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18347 (cygwin tm clause use_gcc_stdint): Set to wrap.
18348 * config/i386/cygwin-stdint.h: New file.
18350 2009-04-04 Richard Guenther <rguenther@suse.de>
18352 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18353 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18354 single-argument PHIs if we are in loop-closed SSA form.
18355 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18356 for the pre-condition.
18357 (slpeel_tree_peel_loop_to_edge): Likewise.
18358 (vect_build_loop_niters): Take an optional sequence to append stmts.
18359 (vect_generate_tmps_on_preheader): Likewise.
18360 (vect_do_peeling_for_loop_bound): Take extra guards for the
18362 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18363 the cost model check.
18364 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18365 guards if we are going to peel. Do not apply versioning in that case.
18366 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18367 (vect_do_peeling_for_loop_bound): Likewise.
18368 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18369 loop bound only record extra pre-conditions, do not apply loop
18372 2009-04-04 Richard Guenther <rguenther@suse.de>
18374 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18377 2009-04-04 Jan Hubicka <jh@suse.cz>
18379 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18380 last_basic_block for size of bb->index indexed array.
18381 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18382 compute_out, link_btr_uses, build_btr_def_use_webs,
18383 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18385 2009-04-04 Jan Hubicka <jh@suse.cz>
18387 * except.c (remove_eh_handler_and_replace): Break out from ...
18388 (remove_eh_handler): ... here.
18389 (bring_to_root): New function.
18390 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18391 handled ones, bring others to root of tree.
18393 2009-04-04 Jan Hubicka <jh@suse.cz>
18395 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18396 (all_phis_safe_to_merge): New function.
18397 (update_info): New structure.
18398 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18399 (cleanup_empty_eh): Update SSA if possible.
18401 2009-04-04 Richard Guenther <rguenther@suse.de>
18403 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18404 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18405 (append_vuse): Likewise.
18407 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18409 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18410 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18411 instead of REG_UNSAVED for DW_CFA_undefined.
18412 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18413 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18416 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18419 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18420 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18421 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18423 2009-04-04 Richard Guenther <rguenther@suse.de>
18425 PR tree-optimization/8781
18426 PR tree-optimization/37892
18427 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18428 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18429 (valueize_refs): Call it for *& valueizations.
18430 (shared_reference_ops_from_ref): Rename to ...
18431 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18432 (shared_reference_ops_from_call): Rename to ...
18433 (valueize_shared_reference_ops_from_call): ... this and valueize.
18434 (vn_reference_lookup): Update.
18435 (visit_reference_op_call): Likewise.
18436 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18437 (eliminate): Value-replace the call address in call statements.
18439 2009-04-04 Richard Guenther <rguenther@suse.de>
18441 PR tree-optimization/39636
18442 * tree-ssa-forwprop.c
18443 (forward_propagate_addr_into_variable_array_index): Check for
18444 GIMPLE_ASSIGN before accessing the rhs code.
18446 2009-04-03 Jason Merrill <jason@redhat.com>
18448 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18450 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18452 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18453 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18454 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18455 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18456 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18457 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18458 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18459 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18460 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18461 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18462 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18463 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18464 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18465 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18466 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18467 Use fr_reg_or_fp01_operand instead of fr_register_operand
18469 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18470 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18471 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18473 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18475 PR rtl-optimization/39607
18476 PR rtl-optimization/39631
18480 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18481 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18482 instead of DF_LR_OUT.
18483 * ira-lives.c (process_bb_node_lives): Ditto.
18484 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18485 instead of DF_LR_{OUT,IN}.
18486 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18487 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18489 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18491 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18492 (execute_lower_omp): Always run but take the short way out if -fopenmp
18494 (gate_lower_omp): Remove, forcing the pass manager to always run the
18495 pass and always set PROP_gimple_lomp.
18496 (pass_lower_omp): Remove gate function.
18497 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18498 PROP_trees. Instead, require it.
18499 * ipa-cp.c (pass_ipa_cp): Likewise.
18500 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18501 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18502 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18503 and PROP_gimple_leh.
18505 2009-04-03 Richard Guenther <rguenther@suse.de>
18507 PR middle-end/13146
18508 PR tree-optimization/23940
18509 PR tree-optimization/33237
18510 PR middle-end/33974
18511 PR middle-end/34093
18512 PR tree-optimization/36201
18513 PR tree-optimization/36230
18514 PR tree-optimization/38049
18515 PR tree-optimization/38207
18516 PR tree-optimization/38230
18517 PR tree-optimization/38301
18518 PR tree-optimization/38585
18519 PR middle-end/38895
18520 PR tree-optimization/38985
18521 PR tree-optimization/39299
18522 * tree-ssa-structalias.h: Remove.
18523 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18524 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18525 (struct vuse_element_d): Remove.
18526 (struct vuse_vec_d): Likewise.
18527 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18528 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18529 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18530 VUSE_ELEMENT_VAR): Likewise.
18531 (struct voptype_d): Likewise.
18532 (NUM_VOP_FREE_BUCKETS): Likewise.
18533 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18534 (struct stmt_operands_d): Remove.
18535 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18536 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18537 VDEF_NUM, VDEF_VECT): Likewise.
18538 (copy_virtual_operands): Remove.
18539 (operand_build_cmp): Likewise.
18540 (create_ssa_artificial_load_stmt): Likewise.
18541 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18542 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18543 vuse_index and mayuse_index members. Pack and move done and iter_type
18544 members to the front.
18545 (SSA_OP_VMAYUSE): Remove.
18546 (SSA_OP_VIRTUAL_USES): Adjust.
18547 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18548 (unlink_stmt_vdef): Declare.
18549 (add_to_addressable_set): Remove.
18550 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18551 (vrp_visit_stmt): Likewise.
18552 * doc/tree-ssa.texi (Alias analysis): Update.
18553 * doc/invoke.texi (max-aliased-vops): Remove docs.
18554 (avg-aliased-vops): Likewise.
18555 * tree-into-ssa.c (syms_to_rename): Remove.
18556 (need_to_update_vops_p): Likewise.
18557 (need_to_initialize_update_ssa_p): Rename to ...
18558 (update_ssa_initialized_fn): ... this. Track function we are
18560 (symbol_marked_for_renaming): Simplify.
18561 (add_new_name_mapping): Do not set need_to_update_vops_p.
18562 (dump_currdefs): Use SYMS_TO_RENAME.
18563 (rewrite_update_stmt): Always walk all uses/defs.
18564 (dump_update_ssa): Adjust.
18565 (init_update_ssa): Take function argument. Track what we are
18567 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18568 (create_new_def_for): Initialize for cfun, assert we are initialized
18570 (mark_sym_for_renaming): Simplify.
18571 (mark_set_for_renaming): Do not initialize update-ssa.
18572 (need_ssa_update_p): Simplify. Take function argument.
18573 (name_mappings_registered_p): Assert we ask for the correct function.
18574 (name_registered_for_update_p): Likewise.
18575 (ssa_names_to_replace): Likewise.
18576 (release_ssa_name_after_update_ssa): Likewise.
18577 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18578 (dump_decl_set): Do not print a newline.
18579 (debug_decl_set): Do it here.
18580 (dump_update_ssa): And here.
18581 * tree-ssa-loop-im.c (move_computations): Adjust.
18582 (movement_possibility): Likewise.
18583 (determine_max_movement): Likewise.
18584 (gather_mem_refs_stmt): Likewise.
18585 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18586 or NAME_MEMORY_TAG.
18587 * tree-complex.c (update_all_vops): Remove.
18588 (expand_complex_move): Adjust.
18589 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18590 Simplify test for memory referencing statement. Exclude
18591 non-invariant ADDR_EXPRs.
18592 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18593 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18594 (rdg_flag_uses): Likewise.
18595 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18597 (tree_optimize_tail_calls_1): Also split the
18598 edge from the entry block if we have degenerate PHI nodes in
18599 the first basic block.
18600 * tree.c (init_ttree): Remove memory-tag related code.
18601 (tree_code_size): Likewise.
18602 (tree_node_structure): Likewise.
18603 (build7_stat): Re-write to be build6_stat.
18604 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18605 (SSA_VAR_P): Adjust.
18606 (struct tree_memory_tag): Remove.
18607 (struct tree_memory_partition_tag): Likewise.
18608 (union tree_node): Adjust.
18609 (build7): Re-write to be build6.
18610 * tree-pass.h (pass_reset_cc_flags): Remove.
18611 (TODO_update_address_taken): New flag.
18612 (pass_simple_dse): Remove.
18613 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18614 * params.h (MAX_ALIASED_VOPS): Remove.
18615 (AVG_ALIASED_VOPS): Likewise.
18616 * omp-low.c (expand_omp_taskreg): Update SSA form.
18617 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18618 aliases the lhs in a copy stmt.
18619 * tree-ssa-dse.c (struct address_walk_data): Remove.
18620 (memory_ssa_name_same): Likewise.
18621 (memory_address_same): Likewise.
18622 (get_kill_of_stmt_lhs): Likewise.
18623 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18624 unused stores. Look through PHI nodes into post-dominated regions.
18625 (dse_optimize_stmt): Simplify. Properly remove stores.
18626 (tree_ssa_dse): Compute dominators.
18627 (execute_simple_dse): Remove.
18628 (pass_simple_dse): Likewise.
18629 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18630 gimple_loaded_syms and gimple_stored_syms computation.
18631 * toplev.c (dump_memory_report): Dump alias and pta stats.
18632 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18633 (vn_reference_eq): Likewise.
18634 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18635 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18636 valueize_vuses): Remove.
18637 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18638 (get_def_ref_stmt_vuse): ... this.
18639 (vn_reference_lookup_2): New function.
18640 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18641 walking equivalent vuses. Simplify.
18642 (vn_reference_lookup): Likewise.
18643 (vn_reference_insert): Likewise.
18644 (vn_reference_insert_pieces): Likewise.
18645 (visit_reference_op_call): Simplify.
18646 (visit_reference_op_load): Likewise.
18647 (visit_reference_op_store): Likewise.
18648 (init_scc_vn): Remove shared_lookup_vuses initialization.
18649 (free_scc_vn): Remove shared_lookup_vuses freeing.
18650 (sort_vuses, sort_vuses_heap): Remove.
18651 (get_ref_from_reference_ops): Export.
18652 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18653 vector with single vuse pointer.
18654 (vn_reference_lookup_pieces, vn_reference_lookup,
18655 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18656 (shared_vuses_from_stmt): Remove.
18657 (get_ref_from_reference_ops): Declare.
18658 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18659 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18660 memory-tag related code.
18661 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18662 (likely_value): Add comment, skip static-chain of call statements.
18663 (surely_varying_stmt_p): Adjust.
18664 (gimplify_and_update_call_from_tree): Likewise.
18665 (execute_fold_all_builtins): Do not rebuild alias info.
18666 (gimplify_and_update_call_from_tree): Properly update VOPs.
18667 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18668 (copy_ref_info): Remove memory-tag related code.
18669 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18670 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18671 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18673 * tree-ssa-dom.c (gimple_p): Remove typedef.
18674 (eliminate_redundant_computations): Adjust.
18675 (record_equivalences_from_stmt): Likewise.
18676 (avail_expr_hash): Likewise.
18677 (avail_expr_eq): Likewise.
18678 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18679 (stmt_makes_single_load): Likewise.
18680 (stmt_makes_single_store): Likewise.
18681 * tree-ssa-alias.c: Rewrite completely.
18682 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18683 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18684 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18685 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18686 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18687 Remove public functions.
18688 (pass_reset_cc_flags): Remove.
18689 (pass_build_alias): Move ...
18690 * tree-ssa-structalias.c (pass_build_alias): ... here.
18691 * tree-ssa-alias.c (may_be_aliased): Move ...
18692 * tree-flow-inline.h (may_be_aliased): ... here.
18693 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18694 count_uses_and_derefs): Move ...
18695 * gimple.c: ... here.
18696 * gimple.h (count_uses_and_derefs): Declare.
18697 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18698 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18699 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18700 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18701 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18702 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18703 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18705 * tree-dfa.c (refs_may_alias_p): Move ...
18706 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18707 * tree-ssa-alias.h: New file.
18708 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18709 (statement_sink_location): Likewise.
18710 * opts.c (decode_options): Do not adjust max-aliased-vops or
18711 avg-aliased-vops values.
18712 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18713 (TV_CALL_CLOBBER): Likewise.
18714 (TV_FLOW_SENSITIVE): Likewise.
18715 (TV_FLOW_INSENSITIVE): Likewise.
18716 (TV_MEMORY_PARTITIONING): Likewise.
18717 (TV_ALIAS_STMT_WALK): New timevar.
18718 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18719 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18720 (get_address_description): Remove memory-tag related code.
18721 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18722 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18723 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18724 and immediate uses in statements. Document.
18725 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18726 (dump_symbols): Remove.
18727 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18728 * alias.c (get_deref_alias_set): New function split out from ...
18729 (get_alias_set): ... here.
18730 * alias.h (get_deref_alias_set): Declare.
18731 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18732 type parameter. Remove restrict pointer handling. Create a
18733 ref-all pointer in case type-based alias sets do not conflict.
18734 (vect_analyze_data_refs): Remove SMT related code.
18735 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18736 (vectorizable_load): Likewise.
18737 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18738 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18739 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18740 Ignore vops and SMTs.
18741 (dr_analyze_alias): Likewise..
18742 (free_data_ref): Likewise.
18743 (create_data_ref): Likewise.
18744 (analyze_all_data_dependences): Likewise.
18745 (get_references_in_stmt): Adjust.
18746 * tree-flow-inline.h (gimple_aliases_computed_p,
18747 gimple_addressable_vars, gimple_call_clobbered_vars,
18748 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18749 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18750 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18751 gimple_mem_ref_stats): Remove.
18752 (gimple_vop): New function.
18753 (op_iter_next_use): Remove vuses and mayuses cases.
18754 (op_iter_next_def): Remove vdefs case.
18755 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18756 (clear_and_done_ssa_iter): Do not set removed fields.
18757 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18758 Assert we are not iterating over vuses or vdefs if not also
18759 iterating over uses or defs.
18760 (op_iter_init_use): Likewise.
18761 (op_iter_init_def): Likewise.
18762 (op_iter_next_vdef): Remove.
18763 (op_iter_next_mustdef): Likewise.
18764 (op_iter_init_vdef): Likewise.
18765 (compare_ssa_operands_equal): Likewise.
18766 (link_use_stmts_after): Handle vuse operand.
18767 (is_call_used): Use is_call_clobbered.
18768 (is_call_clobbered): Global variables are always call clobbered,
18769 query the call-clobbers bitmap.
18770 (mark_call_clobbered): Ignore global variables.
18771 (clear_call_clobbered): Likewise.
18772 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18773 virtual operands sanity check.
18774 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
18776 (TARGET_MEM_REF): Remove TMR_TAG operand.
18777 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
18778 Remove call-clobber related code.
18779 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
18780 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
18781 partitions or escape reason.
18782 (get_single_def_stmt, get_single_def_stmt_from_phi,
18783 get_single_def_stmt_with_phi): Remove.
18784 (dump_referenced_vars): Tidy.
18785 (get_ref_base_and_extent): Allow bare decls.
18786 (collect_dfa_stats): Adjust.
18787 * graphite.c (rename_variables_in_stmt): Adjust.
18788 (graphite_copy_stmts_from_block): Likewise.
18789 (translate_clast): Likewise.
18790 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
18792 (translate_vuse_through_block): Use the oracle.
18793 (phi_translate_1): Adjust.
18794 (value_dies_in_block_x): Use the oracle. Cache the outcome
18796 (valid_in_sets): Check if the VUSE for
18797 a REFERENCE is available.
18798 (eliminate): Do not remove stmts during elimination,
18799 instead queue and remove them afterwards.
18800 (do_pre): Do not rebuild alias info.
18801 (pass_pre): Run TODO_rebuild_alias before PRE.
18802 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
18803 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
18804 (mark_all_v_defs_stmt): Remove.
18805 (mark_all_v_defs_seq): Adjust.
18806 (sra_replace): Likewise.
18807 (scalarize_use): Likewise.
18808 (scalarize_copy): Likewise.
18809 (scalarize_init): Likewise.
18810 (scalarize_ldst): Likewise.
18811 (todoflags): Remove.
18812 (tree_sra): Do not rebuild alias info.
18813 (tree_sra_early): Adjust.
18814 (pass_sra): Run TODO_update_address_taken before SRA.
18815 * tree-predcom.c (set_alias_info): Remove.
18816 (prepare_initializers_chain): Do not call it.
18817 (mark_virtual_ops_for_renaming): Adjust.
18818 (mark_virtual_ops_for_renaming_list): Remove.
18819 (initialize_root_vars): Adjust.
18820 (initialize_root_vars_lm): Likewise.
18821 (prepare_initializers_chain): Likewise.
18822 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
18823 (may_propagate_copy_into_stmt): Likewise.
18824 (merge_alias_info): Do nothing for now.
18825 (propagate_tree_value_into_stmt): Adjust.
18826 (stmt_may_generate_copy): Likewise.
18827 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
18828 not mark symbols for renaming.
18829 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
18830 with the same statement, make sure to update the new pointed-to one.
18831 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
18832 call statements, do not mark symbols for renaming.
18833 (mark_operand_necessary): Dump something.
18834 (ref_may_be_aliased): New function.
18835 (mark_aliased_reaching_defs_necessary_1): New helper function.
18836 (mark_aliased_reaching_defs_necessary): Likewise.
18837 (mark_all_reaching_defs_necessary_1): Likewise.
18838 (mark_all_reaching_defs_necessary): Likewise.
18839 (propagate_necessity): Do not process virtual PHIs. For
18840 non-aliased loads mark all reaching definitions as necessary.
18841 For aliased loads and stores mark the immediate dominating
18842 aliased clobbers as necessary.
18843 (visited): New global static.
18844 (perform_tree_ssa_dce): Free visited bitmap after propagating
18846 (remove_dead_phis): Perform simple dead virtual PHI removal.
18847 (remove_dead_stmt): Properly unlink virtual operands when
18849 (eliminate_unnecessary_stmts): Schedule PHI removal after
18851 * tree-ssa-ter.c (is_replaceable_p): Adjust.
18852 (process_replaceable): Likewise.
18853 (find_replaceable_in_bb): Likewise.
18854 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
18855 based on the single gimple vop.
18856 (verify_flow_insensitive_alias_info): Remove.
18857 (verify_flow_sensitive_alias_info): Likewise.
18858 (verify_call_clobbering): Likewise.
18859 (verify_memory_partitions): Likewise.
18860 (verify_alias_info): Likewise.
18861 (verify_ssa): Adjust..
18862 (execute_update_addresses_taken): Export. Update SSA
18863 manually. Optimize only when optimizing. Use a local bitmap.
18864 (pass_update_address_taken): Remove TODO_update_ssa, add
18866 (pass_update_address_taken): Just use TODO_update_address_taken.
18867 (init_tree_ssa): Do not initialize addressable_vars.
18868 (verify_ssa): Verify new VUSE / VDEF properties.
18869 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
18870 Do not call verify_alias_info.
18871 (delete_tree_ssa): Clear the VUSE, VDEF operands.
18872 Do not free the loaded and stored syms bitmaps. Reset the escaped
18873 and callused solutions. Do not free addressable_vars.
18874 Remove memory-tag related code.
18875 (warn_uninitialized_var): Aliases are always available.
18876 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
18877 * lambda-code.c (can_put_in_inner_loop): Adjust.
18878 (can_put_after_inner_loop): Likewise.
18879 (perfect_nestify): Likewise.
18880 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
18881 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
18882 (vectorizable_conversion): Do not mark symbols for renaming.
18883 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
18884 (expand_call_inline): Unlink the calls virtual operands before
18886 (tree_function_versioning): Do not call update_ssa if we are not
18887 updating clones. Simplify.
18888 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
18889 (propagate_with_phi): Likewise..
18890 * tree-outof-ssa.c (create_temp): Remove memory tag and call
18891 clobber code. Assert we are not aliased or global.
18892 * tree-flow.h: Include tree-ssa-alias.h
18893 (enum escape_type): Remove.
18894 (struct mem_sym_stats_d): Likewise.
18895 (struct mem_ref_stats_d): Likewise.
18896 (struct gimple_df): Add vop member. Remove global_var,
18897 call_clobbered_vars, call_used_vars, addressable_vars,
18898 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
18899 escaped and callused members.
18900 (struct ptr_info_def): Remove all members, add points-to solution
18902 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
18903 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
18904 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
18905 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
18906 (tree-ssa-alias.o): Likewise.
18907 (toplev.o): Add tree-ssa-alias.h
18908 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
18909 * gimple.c (gimple_set_bb): Fix off-by-one error.
18910 (is_gimple_reg): Do not handle memory tags.
18911 (gimple_copy): Also copy virtual operands.
18912 Delay updating the statement. Do not reset loaded and stored syms.
18913 (gimple_set_stored_syms): Remove.
18914 (gimple_set_loaded_syms): Likewise.
18915 (gimple_call_copy_skip_args): Copy the virtual operands
18916 and mark the new statement modified.
18917 * tree-ssa-structalias.c (may_alias_p): Remove.
18918 (set_uids_in_ptset): Take the alias set to prune with as
18919 parameter. Fold in the alias test of may_alias_p.
18920 (compute_points_to_sets): Compute whether a ptr is dereferenced
18921 in a local sbitmap.
18922 (process_constraint): Deal with &ANYTHING on the lhs, reject all
18923 other ADDRESSOF constraints on the lhs.
18924 (get_constraint_for_component_ref): Assert that we don't get
18925 ADDRESSOF constraints from the base of the reference.
18926 Properly generate UNKNOWN_OFFSET for DEREF if needed.
18927 (struct variable_info): Remove collapsed_to member.
18928 (get_varinfo_fc): Remove.
18929 (new_var_info): Do not set collapsed_to.
18930 (dump_constraint): Do not follow cycles.
18931 (dump_constraint_graph): Likewise.
18932 (build_pred_graph): Likewise.
18933 (build_succ_graph): Likewise.
18934 (rewrite_constraints): Likewise.
18935 (do_simple_structure_copy): Remove.
18936 (do_rhs_deref_structure_copy): Remove.
18937 (do_lhs_deref_structure_copy): Remove.
18938 (collapse_rest_of_var): Remove.
18939 (do_structure_copy): Re-implement.
18940 (pta_stats): New global variable.
18941 (dump_pta_stats): New function.
18942 (struct constraint_expr): Make offset signed.
18943 (UNKNOWN_OFFSET): Define special value.
18944 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
18945 (solution_set_expand): New helper function split out from ...
18946 (do_sd_constraint): ... here.
18947 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
18948 (do_ds_constraint): Likewise.
18949 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
18950 and CALLUSED = *CALLUSED.
18951 (set_union_with_increment): Make inc argument signed.
18952 (type_safe): Remove.
18953 (get_constraint_for_ptr_offset): Handle unknown and negative
18955 (first_vi_for_offset): Handle offsets before start. Bail
18956 out early for offsets beyond the variable extent.
18957 (first_or_preceding_vi_for_offset): New function.
18958 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
18959 Together with ESCAPED = *ESCAPED this properly computes reachability.
18960 (find_what_var_points_to): New function.
18961 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
18962 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
18963 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
18964 pt_solutions_intersect): New functions.
18965 (compute_call_used_vars): Remove.
18966 (compute_may_aliases): New main entry into PTA computation.
18967 * gimple.h (gimple_p): New typedef.
18968 (struct gimple_statement_base): Remove references_memory_p.
18969 (struct gimple_statement_with_memory_ops_base): Remove
18970 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
18972 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
18973 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
18974 gimple_set_references_memory): Remove.
18975 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
18976 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
18978 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
18979 (verify_expr): Allow RESULT_DECL.
18980 (gimple_duplicate_bb): Do not copy virtual operands.
18981 (gimple_duplicate_sese_region): Adjust.
18982 (gimple_duplicate_sese_tail): Likewise.
18983 (mark_virtual_ops_in_region): Remove.
18984 (move_sese_region_to_fn): Do not call it.
18985 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
18986 and pass_simple_dse.
18987 (execute_function_todo): Handle TODO_update_address_taken,
18988 call execute_update_addresses_taken for TODO_rebuild_alias.
18989 (execute_todo): Adjust.
18990 (execute_one_pass): Init dump files early.
18991 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
18993 (create_general_new_stmt): Clear vops.
18994 * tree-ssa-reassoc.c (get_rank): Adjust.
18995 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
18996 symbols for renaming.
18997 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
18998 (PARAM_AVG_ALIASED_VOPS): Likewise.
18999 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19000 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19001 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19002 (operand_build_cmp, copy_virtual_operands,
19003 create_ssa_artificial_load_stmt, add_to_addressable_set,
19004 gimple_add_to_addresses_taken): Remove public functions.
19005 (unlink_stmt_vdef): New function.
19007 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19009 * config.gcc (powerpc-*-linux*): Merge variants.
19011 2009-04-02 Chao-ying Fu <fu@mips.com>
19012 James Grosbach <james.grosbach@microchip.com>
19014 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19015 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19017 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19018 keep_interrupts_masked_p, use_debug_exception_return_p.
19019 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19020 keep_interrupts_masked, use_debug_exception_return.
19021 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19022 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19024 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19025 (mips_print_operand): Process COP0 registers to print $0 .. $31
19026 correctly for GAS to process.
19027 (mips_interrupt_extra_call_saved_reg_p): New function.
19028 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19030 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19031 (mips_compute_frame_info): Add supports for interrupt context that
19032 includes doubleword accumulators and COP0 registers.
19033 (mips_for_each_saved_acc): New function.
19034 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19035 mips_for_each_saved_reg.
19036 (mips_save_reg): Save accumulators.
19037 (mips_kernel_reg_p): A new for_each_rtx callback.
19038 (mips_expand_prologue): Support interrupt handlers.
19039 (mips_restore_reg): Restore accumulators.
19040 (mips_expand_epilogue): Support interrupt handlers.
19041 (mips_can_use_return_insn): Return false for interrupt handlers.
19042 (mips_epilogue_uses): New function.
19043 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19044 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19045 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19046 cop0_move): New instructions.
19047 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19048 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19050 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19052 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19053 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19054 interrupt handlers, we use K0 as the temporary register.
19055 (EPILOGUE_USES): Change to a function call.
19056 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19057 handlers, we use K0 as the temporary register.
19059 * doc/extend.texi (Function Attributes): Document interrupt,
19060 use_shadow_register_set, keep_interrupts_masked,
19061 use_debug_exception_return for MIPS attributes.
19063 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19065 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19066 Remove a number of t-files from tmake_file.
19067 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19068 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19069 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19070 target_prototype, not TARGET_PROTOTYPE.
19071 (LINK_OS_GNU_SPEC): Define.
19072 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19073 and darwin-ldoubdle.c.
19075 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19078 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19079 (cpp_options): Ditto.
19080 (default_compilers): Ditto.
19081 (display_help): Ditto.
19082 (process_command): Ditto.
19083 (do_spec_1): Ditto.
19084 (set_input): Use lbasename instead of duplicate code.
19085 (save_temps_prefix): New static for -save-temps=obj.
19086 (save_temps_length): Ditto.
19088 * doc/invoke.texi (-save-temps=obj): Document new variant to
19089 -save-temps switch.
19091 2009-04-02 Jeff Law <law@redhat.com>
19093 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19096 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19098 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19099 * configure: Regenerated.
19101 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19103 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19104 share the argument list.
19106 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19110 2009-02-12 Diego Novillo <dnovillo@google.com>
19112 * varpool.c (debug_varpool): New.
19113 * cgraph.h (debug_varpool): Declare.
19115 2009-04-02 Jan Hubicka <jh@suse.cz>
19117 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19120 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19122 * config/i386/i386.c (ix86_abi): Move initialization to ...
19123 (override_options): Here.
19125 2009-04-02 Christian Bruel <christian.bruel@st.com>
19127 * config/sh/sh.c (sh_dwarf_register_span): New function.
19128 (TARGET_DWARF_REGISTER_SPAN): Define.
19129 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19131 2009-04-02 Ira Rosen <irar@il.ibm.com>
19133 PR tree-optimization/39595
19134 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19135 interleaved loads group is not greater than the SLP group size.
19137 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19139 * builtins.c (is_builtin_name): New.
19140 (called_as_built_in): Use is_builtin_name.
19141 * tree.h (is_builtin_name): New.
19142 * varasm.c (incorporeal_function_p): Use is_builtin_name
19144 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19146 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19148 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19151 * c-decl.c (clone_underlying_type): Move this ...
19152 * c-common.c (set_underlying_type): ... here.
19153 Also, make sure the function properly sets TYPE_STUB_DECL() on
19154 the newly created typedef variant type.
19155 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19156 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19159 2009-04-02 Richard Guenther <rguenther@suse.de>
19161 PR tree-optimization/37221
19162 * tree-flow.h (degenerate_phi_result): Declare.
19163 * tree-ssa-dom.c (degenerate_phi_result): Export.
19164 * tree-scalar-evolution.c (analyze_initial_condition): If
19165 the initial condition is defined by a degenerate PHI node
19166 use the degenerate value.
19168 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19170 PR rtl-optimization/39588
19171 * combine.c (merge_outer_ops): Do not set the constant when this
19173 (simplify_shift_const_1): Do not modify it either in this case.
19175 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19177 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19178 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19180 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19183 * c-lex.c (interpret_float): Default (no suffix) is double.
19185 2009-04-1 Xinliang David Li <davidxl@google.com>
19187 * config/i386/i386.c (legitimate_constant_p): Recognize
19188 all one vector constant.
19190 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19192 * config/vax/vax.c: Add #includes to silence warnings.
19193 Change #include order to silence two warnings.
19195 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19197 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19198 (ASM_SPEC): Pass -k to the assembler for PIC code.
19200 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19202 * config.gcc: Add vax-*-linux* to the switch.
19203 * config/vax/linux.h: New file. (TARGET_VERSION,
19204 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19206 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19208 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19209 Use predicate macros instead of GET_CODE() == foo.
19210 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19211 ashlsi3, rotrsi3, <unnamed>): Likewise.
19213 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19215 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19216 jbbccihi, jbbccisi): Remova trailing whitespace.
19217 * config/vax/constraints.md: Likewise.
19218 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19219 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19220 * config/vax/predicates.md: Likewise.
19221 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19222 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19223 * config/vax/vax.h: Likewise.
19224 * config/vax/vax.md (nonlocal_goto): Likewise.
19226 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19228 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19229 (indirectable_address_p, adjacent_operands_p): Add spaces around
19231 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19233 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19235 * config/vax/vax.c (legitimate_constant_address_p,
19236 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19237 index_term_p, reg_plus_index_p, legitimate_address_p,
19238 vax_mode_dependent_address_p): Update comments to match functions
19239 modified by the recent int->bool conversion.
19241 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19243 * config/vax/builtins.md: Update copyright message.
19244 * config/vax/constraints.md: Likewise.
19245 * config/vax/netbsd-elf.h: Likewise.
19246 * config/vax/predicates.md: Likewise.
19247 * config/vax/vax-protos.h: Likewise.
19248 * config/vax/vax.c: Likewise.
19249 * config/vax/vax.h: Likewise.
19250 * config/vax/vax.md: Likewise.
19251 * config/vax/vax.opt: Likewise.
19253 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19255 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19256 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19257 * config/vax/constraints.md (B, R): Likewise.
19258 * config/vax/predicates.md (external_memory_operand,
19259 nonimmediate_addsub_di_operand): Likewise.
19260 * config/vax/vax.c (vax_output_int_add): Likewise.
19261 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19262 untyped_call): Likewise.
19264 2009-04-01 Matt Thomas <matt@3am-software.com>
19266 * config/vax/predicates.md: New file.
19267 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19268 external_const_operand, nonsymbolic_operand, external_memory_operand,
19269 indirect_memory_operand, indexed_memory_operand,
19270 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19271 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19273 * config/vax/constraints.md: New file.
19274 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19276 * config/vax/builtins.md: New file.
19277 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19278 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19280 * config/vax/vax.opt (mqmath): Add option.
19281 * config/vax/vax.md (isfx): Extend with DI.
19282 (VAXintQH, VAXintQHSD): Define.
19283 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19284 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19285 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19286 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19287 (movdi): Update constraints and use vax_output_int_move().
19288 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19289 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19290 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19291 nonlocal_goto): New.
19292 (mov<mode>): Extend accepted operand types.
19293 (subdi3_old): Rename from subdi3, change update constraints and use
19294 a new implementation.
19295 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19296 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19297 MOVE_RATIO, CLEAR_RATIO): Define.
19298 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19299 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19300 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19301 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19302 (split_quadword_operands): Make static and really allow variable
19304 (print_operand_address): Update for PIC generation.
19305 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19306 indexable_address_p, fixup_mathdi_operand,
19307 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19308 (vax_float_literal, legitimate_constant_p,
19309 indirectable_constant_address_p, index_term_p,
19310 reg_plus_index_p): Return bool instead of int.
19311 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19313 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19315 (vax_output_conditional_branch): Indent.
19316 (legitimate_constant_address_p, indirectable_constant_address_p,
19317 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19318 vax_mode_dependent_address_p): Return bool instead of int, update for
19320 * config/vax/vax-protos.h (legitimate_constant_address_p,
19321 legitimate_constant_p, legitimate_address_p,
19322 vax_mode_dependent_address_p): Change declaration to bool.
19323 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19324 vax_expand_addsub_di_operands, vax_output_int_subtract,
19325 vax_output_movmemsi): Declare.
19326 (split_quadword_operands, vax_float_literal): Delete declaration.
19327 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19328 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19329 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19330 ASM_OUTPUT_DWARF_PCREL): Define.
19331 (ASM_SPEC): Change definition to allow PIC generation.
19333 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19335 * doc/sourcebuild.texi: Update front-end requirements.
19337 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19340 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19341 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19342 (booldi3_internal3): Use boolean_or_operator instead of
19345 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19348 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19349 declarator whose size is not an integer constant expression but
19350 folds to an integer constant, then treat it as a constant
19353 2009-04-01 Richard Guenther <rguenther@suse.de>
19355 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19356 i * 4 + 2 to (i * 2 + 1) * 2.
19358 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19361 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19362 return if c_parser_asm_string_literal returned NULL.
19364 2009-04-01 Nick Clifton <nickc@redhat.com>
19366 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19368 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19369 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19370 other typedefs to avoid conflicts with libgcc2.c. Define labels
19371 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19373 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19374 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19377 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19379 * varasm.c (default_function_rodata_section): Declare DOT as
19382 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19383 Andrey Galkin <agalkin@hypercom.com>
19386 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19387 Make object_name unique for each process.
19389 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19392 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19393 addressable variables in the parallel that could go out of scope while
19394 running queued tasks.
19396 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19398 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19399 (CASE_VALUES_THRESHOLD): Redefine.
19400 * config/avr/avr.c (avr_override_options): Remove initialization of
19401 avr_case_values_threshold variable.
19402 (avr_case_values_threshold): Remove variable. Add new function.
19403 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19404 * config/avr/avr.opt (mno-tablejump): Remove option.
19405 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19407 2009-04-01 DJ Delorie <dj@redhat.com>
19409 * varasm.c (default_function_rodata_section): Don't assume
19410 anything about where the first '.' in the section name is.
19412 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19414 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19415 rs6000_emit_stack_tie.
19417 2009-03-31 Ian Lance Taylor <iant@google.com>
19419 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19420 gimple_code with GIMPLE_RESX, not RESX.
19422 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19424 * c-common.c (c_get_ident): New.
19425 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19427 2009-04-01 Ben Elliston <bje@au.ibm.com>
19429 * config/rs6000/sysv4.opt (msdata): Improve option description.
19431 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19433 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19434 (divdf3_internal_lat): Remove.
19435 (divxf3_internal_lat): Remove.
19436 (divxf3_internal_thr): Remove.
19437 (divxf): Use divxf3_internal.
19438 * config/ia64/div.md (divsf3_internal_lat): New.
19439 (divdf3_internal_lat): New.
19440 (divxf3_internal): New.
19442 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19445 * Makefile.in (USE_GCC_STDINT): Define.
19446 (stmp-int-hdrs): Install stdint.h if applicable.
19447 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19449 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19450 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19451 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19452 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19453 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19454 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19455 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19456 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19457 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19458 (c_common_nodes_and_builtins): Initialize
19459 underlying_wchar_type_node. Do not initialize
19460 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19461 nodes for new types.
19462 (c_stddef_cpp_builtins): Define macros for new types.
19463 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19465 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19466 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19467 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19468 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19469 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19470 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19471 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19472 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19473 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19474 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19475 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19476 int16_type_node, int32_type_node, int64_type_node,
19477 uint8_type_node, uint16_type_node, c_uint32_type_node,
19478 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19479 int_least32_type_node, int_least64_type_node,
19480 uint_least8_type_node, uint_least16_type_node,
19481 uint_least32_type_node, uint_least64_type_node,
19482 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19483 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19484 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19485 uintptr_type_node): Define.
19486 * c-cppbuiltin.c (builtin_define_constants,
19487 builtin_define_type_minmax): New.
19488 (builtin_define_stdint_macros): Define more macros.
19489 (c_cpp_builtins): Define more limit macros.
19490 (type_suffix): New.
19491 (builtin_define_type_max): Define in terms of
19492 builtin_define_type_minmax. Remove is_long parameter. All
19494 * config.gcc (use_gcc_stdint): Define.
19495 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19496 Add newlib-stdint.h for generic targets.
19497 * config/glibc-stdint.h, config/newlib-stdint.h,
19498 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19499 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19500 * config/score/score.h (UINTPTR_TYPE): Define.
19501 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19502 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19503 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19504 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19505 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19506 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19507 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19508 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19509 * config/spu/spu.h (STDINT_LONG32): Define.
19510 * configure.ac (use_gcc_stdint): Substitute.
19511 * configure: Regenerate.
19512 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19513 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19514 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19515 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19516 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19517 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19518 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19519 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19520 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19521 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19522 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19523 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19524 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19525 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19526 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19527 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19528 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19529 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19530 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19531 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19532 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19533 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19534 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19535 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19536 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19537 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19538 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19539 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19540 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19542 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19544 * loop-iv.c (suitable_set_for_replacement): Renamed from
19545 simplify_using_assignment; changed to return bool and to accept new
19546 args DEST and SRC. Return true iff we find a source/destination pair
19547 that can be used to make a replacement, and fill SRC and DEST if so.
19548 Remove arg ALTERED. Don't deal with altered regs here. All callers
19550 (simplify_using_initial_values): Deal with altered regs here and track
19551 more precisely the effect they have on the validity of our expression.
19553 * loop-iv.c (simplify_using_condition): A condition of the form
19554 (EQ REG CONST) can be used to simply make a substitution.
19555 (simplify_using_initial_values): Keep track of conditions we have seen
19556 and keep using them to simplify new expressions, while applying the
19557 same substitutions to them as to the expression.
19559 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19560 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19563 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19564 changed. Use this when trying to improve the upper bound.
19565 Generate the comparison by using simplify_gen_relational.
19567 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19569 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19571 (simplify_using_assignment, simplify_using_initial_values): Call
19572 replace_in_expr to make replacements. Call replace_single_def_regs
19573 once on the initial version of the expression.
19575 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19578 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19580 2009-03-31 Richard Guenther <rguenther@suse.de>
19582 PR middle-end/31029
19583 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19584 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19586 2009-03-31 Richard Guenther <rguenther@suse.de>
19588 * tree.h (div_if_zero_remainder): Declare.
19589 * fold-const.c (div_if_zero_remainder): Export.
19590 * tree-ssa-forwprop.c
19591 (forward_propagate_addr_into_variable_array_index): Handle
19592 constant array index addition outside of the variable index.
19594 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19597 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19598 define_splits, floatunssi<mode>2): Require x87 conversions from
19599 DImode to be permitted.
19601 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19603 PR preprocessor/15638
19604 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19606 2009-03-31 Richard Guenther <rguenther@suse.de>
19608 PR middle-end/23401
19609 PR middle-end/27810
19610 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19611 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19612 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19613 a separate statement.
19614 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19615 (lookup_tmp_var): Likewise.
19616 (is_gimple_formal_tmp_or_call_rhs): Remove.
19617 (is_gimple_reg_or_call_rhs): Rename to ...
19618 (is_gimple_reg_rhs_or_call): ... this.
19619 (is_gimple_mem_or_call_rhs): Rename to ...
19620 (is_gimple_mem_rhs_or_call): ... this.
19621 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19622 DECL_GIMPLE_REG_P only if is_formal is true.
19623 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19624 for non-proper post-modify expression gimplification.
19625 (gimplify_self_mod_expr): For post-modify expressions gimplify
19626 the lvalue to a minimal lvalue.
19627 (rhs_predicate_for): Remove formal temp case.
19628 (gimplify_modify_expr_rhs): Likewise.
19629 (gimplify_addr_expr): Use is_gimple_reg.
19630 (gimplify_expr): Remove formal temp cases.
19631 (gimple_regimplify_operands): Likewise.
19632 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19633 and FILTER_EXPR like constants.
19634 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19636 (is_gimple_formal_tmp_rhs): Remove.
19637 (is_gimple_reg_rhs): Remove special casing.
19638 (is_gimple_mem_rhs): Fix.
19639 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19640 (is_gimple_formal_tmp_var): Remove.
19641 (is_gimple_formal_tmp_reg): Likewise.
19642 (is_gimple_min_lval): Allow invariant component ref parts.
19643 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19644 is_gimple_formal_tmp_reg): Remove declarations.
19645 * tree-cfg.c (verify_expr): Verify that variables with address
19646 taken do not have DECL_GIMPLE_REG_P set.
19647 * tree-mudflap.c (mf_build_check_statement_for): Use
19648 force_gimple_operand instead of gimplify_expr.
19650 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19652 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19653 schedulable rows to compute_split_row.
19655 2009-03-31 Ben Elliston <bje@au.ibm.com>
19658 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19661 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19663 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19664 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19665 * configure: Regenerate.
19666 * config.in: Regenerate.
19667 * config/rs6000/rs6000.opt (mtls-markers): Add.
19668 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19669 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19670 (tls_ld_aix, tls_ld_sysv): Likewise.
19671 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19672 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19674 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19676 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19678 2009-03-30 Jan Hubicka <jh@suse.cz>
19680 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19682 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19683 detection and label handling.
19685 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19687 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19688 left_conflicts_size.
19689 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19690 ALLOCNO_LEFT_CONFLICTS_SIZE.
19692 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19693 remove_allocno_from_bucket_and_push,
19694 allocno_spill_priority_compare, push_allocnos_to_stack,
19695 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19696 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19697 (setup_allocno_left_conflicts_num): Ditto. Rename to
19698 setup_allocno_left_conflicts_size.
19699 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19700 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19701 setup_allocno_left_conflicts_size instead of
19702 setup_allocno_left_conflicts_num.
19704 * ira-build.c (ira_create_allocno): Use
19705 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19706 ALLOCNO_LEFT_CONFLICTS_NUM.
19708 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19710 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19711 instead of DF_LR_OUT.
19713 * ira-lives.c (process_bb_node_lives): Ditto.
19715 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19716 instead of DF_LR_{OUT,IN}.
19718 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19720 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19722 2009-03-30 Jan Hubicka <jh@suse.cz>
19724 * except.c (label_to_region_map): Fix thinko.
19726 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19728 PR middle-end/38237
19729 * tree.h (tree_find_value): New declaration.
19730 * tree.c (tree_find_value): New function.
19731 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19733 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19736 * c-decl.c (struct c_binding): Add locus field.
19737 (bind): Add locus argument, set locus field from it.
19738 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19739 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19740 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19741 implicitly_declare, undeclared_variable, lookup_label,
19742 declare_label, c_make_fname_decl, c_builtin_function,
19743 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19746 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19749 * config/i386/i386.c (classify_argument): Check total size of
19752 2009-03-30 Martin Jambor <mjambor@suse.cz>
19754 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19755 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19756 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19759 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19760 seen_variable_array_ref while also traversing a union.
19762 * tree-inline.c (optimize_inline_calls): Do not call
19763 cgraph_node_remove_callees.
19764 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19765 (pass_remove_cgraph_callee_edges): New variable.
19766 * passes.c (init_optimization_passes): Add
19767 pass_remove_cgraph_callee_edges after early inlining and before all
19768 late intraprocedural passes.
19770 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19772 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19774 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19775 Fix typos in names.
19777 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19779 * combine.c (simplify_comparison): Use have_insn_for.
19780 * dojump.c (do_jump): Likewise.
19782 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19784 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
19785 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
19786 sparc_compare_op0 like sparc_compare_emitted used to be handled.
19787 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
19788 instead of sparc_compare_emitted.
19789 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
19790 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
19791 instead of sparc_compare_emitted.
19793 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19795 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
19796 enter/exit cfglayout mode.
19797 (pass_partition_block): Require it.
19798 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
19799 (combine_instructions): Track basic blocks instead of labels.
19800 (update_cfg_for_uncondjump): New.
19801 (try_combine): Use it. Update jumps after rescanning.
19802 (pass_combine): Require PROP_cfglayout.
19803 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
19805 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19807 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
19808 Provide/destroy PROP_cfglayout respectively.
19809 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
19810 * tree-pass.h (PROP_cfglayout): New.
19812 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19814 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
19815 fold_convert_const_fixed_from_fixed,
19816 fold_convert_const_fixed_from_int,
19817 fold_convert_const_fixed_from_real, fold_negate_const): Do not
19818 set TREE_CONSTANT_OVERFLOW.
19819 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
19820 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
19822 2009-03-30 Ira Rosen <irar@il.ibm.com>
19824 * tree-vect-loop-manip.c: New file.
19825 * tree-vectorizer.c: Update documentation and included files.
19826 (vect_loop_location): Make extern.
19827 (rename_use_op): Move to tree-vect-loop-manip.c
19828 (rename_variables_in_bb, rename_variables_in_loop,
19829 slpeel_update_phis_for_duplicate_loop,
19830 slpeel_update_phi_nodes_for_guard1,
19831 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
19832 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
19833 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
19834 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
19835 find_loop_location): Likewise.
19836 (new_stmt_vec_info): Move to tree-vect-stmts.c.
19837 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
19838 get_vectype_for_scalar_type, vect_is_simple_use,
19839 supportable_widening_operation, supportable_narrowing_operation):
19841 (bb_in_loop_p): Move to tree-vect-loop.c.
19842 (new_loop_vec_info, destroy_loop_vec_info,
19843 reduction_code_for_scalar_code, report_vect_op,
19844 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
19845 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
19846 (vect_supportable_dr_alignment): Likewise.
19847 * tree-vectorizer.h (tree-data-ref.h): Include.
19848 (vect_loop_location): Declare.
19849 Reorganize function declarations according to the new file structure.
19850 * tree-vect-loop.c: New file.
19851 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
19852 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
19853 * tree-vect-data-refs.c: New file.
19854 * tree-vect-patterns.c (timevar.h): Don't include.
19855 * tree-vect-stmts.c: New file.
19856 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
19857 tree-vect-slp.c, tree-vect-loop.c.
19858 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
19859 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
19860 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
19861 (tree-vect-analyze.o): Remove.
19862 (tree-vect-transform.o): Likewise.
19863 (tree-vect-data-refs.o): Add rule.
19864 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
19865 tree-vect-slp.o): Likewise.
19866 (tree-vect-patterns.o): Remove redundant dependencies.
19867 (tree-vectorizer.o): Likewise.
19868 * tree-vect-slp.c: New file.
19870 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19872 * optc-gen.awk: Warn if an option flag has multiple different
19875 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
19877 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
19878 -floop-block): Document dependences on PPL, CLooG and Graphite.
19880 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19882 PR rtl-optimization/323
19883 * c-common.c (c_fully_fold, convert_and_check,
19884 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
19885 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
19886 * c-common.def (EXCESS_PRECISION_EXPR): New.
19887 * c-cppbuiltin.c (builtin_define_float_constants): Define
19888 constants with enough digits for long double.
19889 * c-lex.c (interpret_float): Interpret constant with excess
19890 precision where appropriate.
19891 * c-opts.c (c_common_post_options): Set
19892 flag_excess_precision_cmdline. Give an error for
19893 -fexcess-precision=standard for C++ for processors where the
19894 option is significant.
19895 * c-parser.c (c_parser_conditional_expression): Handle excess
19896 precision in condition.
19897 * c-typeck.c (convert_arguments): Handle arguments with excess
19899 (build_unary_op): Move excess precision outside operation.
19900 (build_conditional_expr): Likewise.
19901 (build_compound_expr): Likewise.
19902 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
19903 (build_modify_expr): Handle excess precision in RHS.
19904 (convert_for_assignment): Handle excess precision in converted
19906 (digest_init, output_init_element, process_init_element): Handle
19907 excess precision in initializer.
19908 (c_finish_return): Handle excess precision in return value.
19909 (build_binary_op): Handle excess precision in operands and add
19910 excess precision as needed for operation.
19911 * common.opt (-fexcess-precision=): New option.
19912 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
19913 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
19914 For standard excess precision, output explicit conversion to and
19915 truncation from XFmode.
19916 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
19917 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
19918 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
19919 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
19920 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
19921 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
19922 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
19923 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
19924 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
19925 define_splits, sqrt<mode>2): Disable where appropriate for
19926 standard excess precision.
19927 * convert.c (convert_to_real): Do not shorten arithmetic to type
19928 for which excess precision would be used.
19929 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
19930 * doc/invoke.texi (-fexcess-precision=): Document option.
19931 (-mfpmath=): Correct index entry.
19932 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
19933 flag_excess_precision): New.
19934 * langhooks.c (lhd_post_options): Set
19935 flag_excess_precision_cmdline.
19936 * opts.c (common_handle_option): Handle -fexcess-precision=.
19937 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
19938 init_excess_precision): New.
19939 (lang_dependent_init_target): Call init_excess_precision.
19940 * tree.c (excess_precision_type): New.
19941 * tree.h (excess_precision_type): Declare.
19943 2009-03-30 Joseph Myers <joseph@codesourcery.com>
19946 * c-typeck.c (build_component_ref): Do not copy qualifiers from
19947 non-lvalue to component.
19949 2009-03-29 Joseph Myers <joseph@codesourcery.com>
19951 PR preprocessor/34695
19952 * Makefile.in (c-opts.o): Depend on c-tree.h.
19953 * c-common.c: Move down include of diagnostic.h.
19954 (done_lexing, c_cpp_error): New.
19955 * c-common.h (done_lexing): Declare.
19956 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
19958 * c-opts.c: Include c-tree.h.
19959 (c_common_init_options): Set preprocessor error callback.
19960 (c_common_handle_option): Do not set preprocessor
19961 inhibit_warnings, warnings_are_errors, warn_system_headers,
19962 pedantic_errors or inhibit_warnings flags.
19963 (c_common_post_options): Do not check cpp_errors (parse_in).
19964 (c_common_finish): Do not output dependencies if there were
19965 errors. Do not check return value of cpp_finish.
19966 * c-ppoutput.c (pp_file_change): Set input_location.
19967 * c-tree.h (c_cpp_error): Declare.
19968 * diagnostic.c (diagnostic_set_info_translated): Also initialize
19970 (diagnostic_build_prefix): Check override_column.
19971 * diagnostic.h (diagnostic_info): Add override_column field.
19972 (diagnostic_override_column): Define.
19974 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
19976 * c-common.c (c_expand_expr, c_staticp): Remove.
19977 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
19978 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
19979 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
19980 * c-gimplify.c (gimplify_compound_literal_expr,
19981 optimize_compound_literals_in_ctor): Remove.
19982 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
19983 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
19984 * c-semantics.c (emit_local_var): Remove.
19986 * langhooks-def.h (lhd_expand_expr): Remove.
19987 * langhooks.c (lhd_expand_expr): Remove.
19988 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
19990 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
19991 handling from c-semantics.c; don't call into langhook.
19992 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
19993 * gimplify.c (gimplify_compound_literal_expr,
19994 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
19995 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
19996 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
19997 as was done in c-gimplify.c.
19998 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
19999 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20000 Move from c-common.h.
20001 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20003 * tree.c (staticp): Do not call langhook.
20004 * langhooks.c (lhd_staticp): Delete.
20005 * langhooks-def.h (lhd_staticp): Delete prototype.
20006 (LANG_HOOKS_STATICP): Delete.
20007 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20009 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20010 instead of DECL_STMTs.
20012 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20020 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20022 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20023 contained expression.
20024 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20025 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20026 conditional expressions for C.
20027 (decl_constant_value_for_optimization): Move from
20028 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20029 whether optimizing and that the expression is a VAR_DECL not of
20030 array type instead of doing such checks in the caller. Do not
20031 check pedantic. Call gcc_unreachable for C++.
20032 * c-common.def (C_MAYBE_CONST_EXPR): New.
20033 * c-common.h (c_fully_fold, c_save_expr,
20034 decl_constant_value_for_optimization): New prototypes.
20035 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20036 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20037 EXPR_INT_CONST_OPERANDS): Define.
20038 * c-convert.c (convert): Strip nops from expression.
20039 * c-decl.c (groktypename): Take extra parameters expr and
20040 expr_const_operands. Update call to grokdeclarator.
20041 (start_decl): Update call to grokdeclarator. Add statement for
20042 expressions used in type of decl.
20043 (grokparm): Update call to grokdeclarator.
20044 (push_parm_decl): Update call to grokdeclarator.
20045 (build_compound_literal): Add parameter non_const and build a
20046 C_MAYBE_COSNT_EXPR if applicable.
20047 (grokdeclarator): Take extra parameters expr and
20048 expr_const_operands. Track expressions used in declaration
20049 specifiers and declarators. Fold array sizes and track whether
20050 they are constant expressions and whether they are integer
20051 constant expressions.
20052 (parser_xref_tag): Set expr and expr_const_operands fields in
20054 (grokfield): Update call to grokdeclarator.
20055 (start_function): Update call to grokdeclarator.
20056 (build_null_declspecs): Set expr and expr_const_operands fields in
20058 (declspecs_add_type): Handle expressions in typeof specifiers.
20059 * c-parser.c (c_parser_declspecs): Set expr and
20060 expr_const_operands fields for declaration specifiers.
20061 (c_parser_enum_specifier): Likewise.
20062 (c_parser_struct_or_union_specifier): Likewise.
20063 (c_parser_typeof_specifier): Likewise. Update call to
20064 groktypename. Fold expression as needed. Return expressions with
20065 type instead of adding statements.
20066 (c_parser_attributes): Update calls to c_parser_expr_list.
20067 (c_parser_statement_after_labels): Fold expression before passing
20068 to objc_build_throw_stmt.
20069 (c_parser_condition): Fold expression.
20070 (c_parser_asm_operands): Fold expression.
20071 (c_parser_conditional_expression): Use c_save_expr. Update call
20072 to build_conditional_expr.
20073 (c_parser_alignof_expression): Update call to groktypename.
20074 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20075 original_code. Fold expression argument of va_arg. Create
20076 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20077 argument to va_arg. Update calls to groktypename. Fold array
20078 index for offsetof. Verify that first argument to
20079 __builtin_choose_expr has integer type.
20080 (c_parser_postfix_expression_after_paren_type): Update calls to
20081 groktypename and build_compound_literal. Handle expressions with
20082 side effects in type name.
20083 (c_parser_postfix_expression_after_primary): Update call to
20084 c_parser_expr_list. Set original_code for calls to
20085 __builtin_constant_p.
20086 (c_parser_expr_list): Take extra parameter fold_p. Fold
20087 expressions if requested.
20088 (c_parser_objc_type_name): Update call to groktypename.
20089 (c_parser_objc_synchronized_statement): Fold expression.
20090 (c_parser_objc_receiver): Fold expression.
20091 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20092 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20093 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20094 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20095 (struct c_typespec): Add elements expr and expr_const_operands.
20096 (struct c_declspecs): Add elements expr and expr_const_operands.
20097 (groktypename, build_conditional_expr, build_compound_literal):
20099 (in_late_binary_op): Declare.
20100 * c-typeck.c (note_integer_operands): New function.
20101 (in_late_binary_op): New variable.
20102 (decl_constant_value_for_broken_optimization): Move to c-common.c
20103 and rename to decl_constant_value_for_optimization.
20104 (default_function_array_conversion): Do not strip nops.
20105 (default_conversion): Do not call
20106 decl_constant_value_for_broken_optimization.
20107 (build_array_ref): Do not fold result.
20108 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20109 result when operand is a VLA.
20110 (c_expr_sizeof_type): Update call to groktypename. Handle
20111 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20112 result when operand names a VLA type.
20113 (build_function_call): Update call to build_compound_literal.
20114 Only fold result for calls to __builtin_* functions. Strip
20115 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20116 the function designator.
20117 (convert_arguments): Fold arguments. Update call to
20118 convert_for_assignment.
20119 (build_unary_op): Handle increment and decrement of
20120 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20121 decrement earlier. Fold operand of increment and decrement.
20122 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20123 built for integer operand. Wrap returns that are INTEGER_CSTs
20124 without being integer constant expressions or that have integer
20125 constant operands without being INTEGER_CSTs.
20126 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20127 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20128 result is an integer constant expression or can be used in
20129 unevaluated parts of one and avoid folding and wrap as
20130 appropriate. Fold operands before possibly doing -Wsign-compare
20132 (build_compound_expr): Wrap result for C99 if operands can be used
20133 in integer constant expressions.
20134 (build_c_cast): Update call to digest_init. Do not ignore
20135 overflow from casting floating-point constants to integers. Wrap
20136 results that could be confused with integer constant expressions,
20137 null pointer constants or floating-point constants.
20138 (c_cast_expr): Update call to groktypename. Handle expressions
20139 included in type name.
20140 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20141 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20142 Update calls to convert_for_assignment.
20143 (convert_for_assignment): Take new parameter
20144 null_pointer_constant. Do not strip nops or call
20145 decl_constant_value_for_broken_optimization. Set
20146 in_late_binary_op for conversions to boolean.
20147 (store_init_value): Update call to digest_init.
20148 (digest_init): Take new parameter null_pointer_constant. Do not
20149 call decl_constant_value_for_broken_optimization. pedwarn for
20150 initializers not constant expressions. Update calls to
20151 convert_for_assignment.
20152 (constructor_nonconst): New.
20153 (struct constructor_stack): Add nonconst element.
20154 (really_start_incremental_init, push_init_level, pop_init_level):
20155 Handle constructor_nonconst and nonconst element.
20156 (set_init_index): Call constant_expression_warning for array
20158 (output_init_element): Fold value. Set constructor_nonconst as
20159 applicable. pedwarn for initializers not constant expressions.
20160 Update call to digest_init. Call constant_expression_warning
20161 where constant initializers are required.
20162 (process_init_element): Use c_save_expr.
20163 (c_finish_goto_ptr): Fold expression.
20164 (c_finish_return): Fold return value. Update call to
20165 convert_for_assignment.
20166 (c_start_case): Fold switch expression.
20167 (c_process_expr_stmt): Fold expression.
20168 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20169 ensure statement expression is not evaluated in constant expression.
20170 (build_binary_op): Track whether results are integer constant
20171 expressions or may occur in such, disable folding and wrap results
20172 as applicable. Fold operands for -Wsign-compare warnings unless
20174 (c_objc_common_truthvalue_conversion): Handle results folded to
20175 integer constants that are not integer constant expressions.
20176 * doc/extend.texi: Document when typeof operands are evaluated,
20177 that condition of __builtin_choose_expr is an integer constant
20178 expression, and more about use of __builtin_constant_p in
20181 2009-03-29 Richard Guenther <rguenther@suse.de>
20183 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20184 propagate addresses of array references.
20186 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20188 * regmove.c (perhaps_ends_bb_p): Remove.
20189 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20190 from INSN and check that the main loop stays within that basic block.
20191 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20192 (regmove_forward_pass): Split out from regmove_optimize. Use
20193 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20194 (regmove_backward_pass): Split out from regmove_optimize. Use
20195 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20196 (regmove_optimize): Simplify.
20198 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20201 * config/i386/i386.c (classify_argument): Ignore flexible array
20202 member in struct and warn ABI change.
20204 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20206 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20208 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20209 (ix86_adjust_cost): Updated.
20211 2009-03-29 Jan Hubicka <jh@suse.cz>
20213 PR middle-end/28850
20214 * tree-pass.h (pass_cleanup_eh): New function.
20215 (remove_unreachable_regions): Break code handling RTL
20216 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20217 that can not be reached by runtime.
20218 (can_be_reached_by_runtime): New function.
20219 (label_to_region_map): New function.
20220 (num_eh_regions): New function.
20221 (rtl_remove_unreachable_regions): New function.
20222 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20223 (remove_eh_region): New function.
20224 * except.h: Include sbitmap and vecprim.
20225 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20226 num_eh_regions): Declare.
20227 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20228 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20229 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20230 (tree_empty_eh_handler_p): New function.
20231 (cleanup_empty_eh): New function.
20232 (cleanup_eh): New function.
20233 (pass_cleanup_eh): New function.
20235 2009-03-29 Jan Hubicka <jh@suse.cz>
20237 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20238 for removed regions.
20240 2009-03-29 Jan Hubicka <jh@suse.cz>
20242 * except.c (dump_eh_tree): Dump all datastructures.
20244 2009-03-29 Jan Hubicka <jh@suse.cz>
20246 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20247 (duplicate_eh_regions_1): Likewise.
20248 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20249 vector; call EH verification.
20250 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20251 Be ready for region being removed.
20253 2009-03-29 Jan Hubicka <jh@suse.cz>
20255 * bitmap.c (bitmap_last_set_bit): New function.
20256 * bitmap.h (bitmap_last_set_bit): Declare.
20258 2009-03-29 David Ayers <ayers@fsfe.org>
20261 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20262 by calling objc_compare_types and surpress warnings about
20263 incompatible C pointers that are compatible ObjC pointers.
20265 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20267 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20268 call initialize_inline_failed.
20269 (initialize_inline_failed): Move it from here ...
20270 * cgraph.c (initialize_inline_failed): ... to here.
20271 (cgraph_create_edge): Call initialize_inline_failed rather than
20272 setting inline_failed directly.
20274 2009-03-29 Ben Elliston <bje@au.ibm.com>
20277 * sysv4.opt (msdata): Improve comment.
20278 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20279 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20281 2009-03-29 Ben Elliston <bje@au.ibm.com>
20284 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20285 load and store attributes.
20287 2009-03-29 Ben Elliston <bje@au.ibm.com>
20289 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20290 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20291 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20292 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20293 __builtin_infq and __builtin_huge_valq.
20295 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20297 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20299 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20300 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20302 2009-03-28 Xinliang David Li <davidxl@google.com>
20304 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20305 (do_dbg_cnt): New function.
20307 2009-03-28 Jan Hubicka <jh@suse.cz>
20309 Merge from pretty-ipa:
20311 2009-03-27 Jan Hubicka <jh@suse.cz>
20313 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20314 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20315 * passes.c (function_called_by_processed_nodes_p): New.
20316 * ipa-pure-const.c (check_call): Fix handling of operands.
20317 (analyze_function): Dump debug output for skipped bodies.
20318 (local_pure_const): Use function_called_by_processed_nodes_p.
20319 * dwarf2out.c (reference_to_unused): Use output.
20320 * passes.c (do_per_function_toporder): Likewise.
20322 2008-11-12 Jan Hubicka <jh@suse.cz>
20324 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20325 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20326 state_set_in_source enum
20327 (check_decl): Ignore memory tags; do not set fake looping flags;
20329 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20330 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20331 (check_call, analyze_function): Rewrite.
20333 (add_new_function): Update call of analyze_function.
20334 (generate_summary): Add call of analyze_function.
20335 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20336 (local_pure_const): New function.
20337 (pass_local_pure_const): New pass.
20338 * ipa-inline.c (inline_transform): Set after_inlining.
20339 * tree-eh.c (stmt_can_throw_external): New.
20340 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20341 work with aliasing built.
20342 * tree-flow.h (stmt_can_throw_external): New.
20343 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20344 and local pure/const pass in early and late optimization queue.
20346 2009-03-28 Martin Jambor <mjambor@suse.cz>
20348 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20350 (fold_binary): Allow function decl aligment consideration is the
20351 second argument is integer constant one.
20352 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20353 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20354 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20356 2009-03-28 Jan Hubicka <jh@suse.cz>
20358 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20359 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20360 * function.h (rtl_data): Add nothrow flag.
20361 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20362 set DECL_NOTHROW for AVAILABLE functions.
20364 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20366 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20367 following vector keyword has expansion starting with pixel or bool
20368 keyword, expand vector to __vector and pixel or bool to __pixel or
20372 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20373 warn_if_disallowed_function_p): Removed.
20374 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20375 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20376 warning_if_disallowed_function_p.
20377 * flags.h (warn_if_disallowed_function_p,
20378 warn_disallowed_functions): Removed.
20379 * common.opt (Wdisallowed-function-list=): Removed.
20380 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20382 2009-03-28 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/38723
20385 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20388 2009-03-28 Jan Hubicka <jh@suse.cz>
20390 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20391 test introduced by my previous patch.
20393 2009-03-28 Richard Guenther <rguenther@suse.de>
20395 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20396 the PHIs value undefined.
20398 2009-03-28 Jan Hubicka <jh@suse.cz>
20400 * tree-pass.h (pass_fixup_cfg): New pass.
20401 * ipa-inline.c (inline_transform): Set
20402 always_inline_functions_inlined/after_inlining.
20403 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20404 (pass_fixup_cfg): New pass.
20405 * passes.c (init_optimization_passes): Add fixup_cfg.
20407 2009-03-28 Richard Guenther <rguenther@suse.de>
20409 PR tree-optimization/38458
20410 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20411 argument use the arguments copy-of value.
20413 2009-03-28 Richard Guenther <rguenther@suse.de>
20415 PR tree-optimization/38180
20416 * tree-ssa-ccp.c (get_default_value): Simplify.
20417 (likely_value): Likewise.
20418 (surely_varying_stmt_p): Properly handle VOP case.
20419 (ccp_initialize): Likewise.
20420 (ccp_fold): Handle propagating through *&.
20421 (fold_const_aggregate_ref): Also handle decls.
20423 2009-03-28 Jan Hubicka <jh@suse.cz>
20425 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20426 * cgraph.h (cgraph_node): Likewise.
20427 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20428 (cgraph_reset_node): Use process flag.
20429 (cgraph_mark_functions_to_output): Likewise.
20430 (cgraph_expand_function): Likewise.
20431 (cgraph_expand_all_functions): Likewise.
20432 (cgraph_output_in_order): Likewise.
20433 * dwarf2out.c (reference_to_unused): Likewise.
20434 * passes.c do_per_function_toporder): Likewise.
20436 2009-03-28 Jan Hubicka <jh@suse.cz>
20438 Bring from lto-branch:
20440 2008-09-03 Doug Kwan <dougkwan@google.com>
20442 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20443 enums instead of reason strings.
20444 * cgraph.c (cgraph_create_edge): Same.
20445 (cgraph_inline_failed_string): New function.
20446 * cgraph.h (cgraph_inline_failed_t): New enum type.
20447 (cgraph_inline_failed_string): New prototype.
20448 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20449 char pointer to cgraph_inline_failed_t.
20450 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20451 (cgraph_default_inline_p): Ditto.
20452 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20453 to cgraph_inline_failed_t pointer.
20454 * cif-code.def: New file.
20455 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20457 (cgraph_check_inline_limits): Change type of REASON to pointer to
20458 cgraph_inline_failed_t. Replace reason strings with enums.
20459 (cgraph_default_inline_p): Ditto.
20460 (cgraph_recursive_inlining_p): Ditto.
20461 (update_caller_keys): Change type of FAILED_REASON to
20462 cgraph_inline_failed_t.
20463 (cgraph_set_inline_failed): Change type of REASON to pointer to
20464 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20465 convert enums to strings for text output.
20466 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20467 to be of type cgraph_inline_failed_t. Replace reason strings with
20468 enums. Call cgraph_inline_failed_string to covert enums
20469 to strings for text output.
20470 (cgraph_decide_inlining): Replace reason strings with enums.
20471 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20472 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20474 * tree-inline.c (expand_call_inline): Change type of REASON
20475 to cgraph_inline_failed_t. Replace reason strings with enums.
20476 Call cgraph_inline_failed_string for text output.
20477 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20480 2009-03-28 Jan Hubicka <jh@suse.cz>
20482 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20483 cgraph_clone_node): Remove master clone handling.
20484 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20485 * cgraph.h (master_clone): Remove.
20486 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20487 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20488 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20490 2009-03-28 Jan Hubicka <jh@suse.cz>
20492 * cgraph.c (cgraph_function_body_availability): Functions declared
20493 inline are always safe to assume that it is not going to be replaced.
20495 2009-03-28 Richard Guenther <rguenther@suse.de>
20497 PR tree-optimization/38513
20498 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20499 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20500 EXC_PTR_EXPR and FILTER_EXPR.
20501 (get_ref_from_reference_ops): Likewise.
20503 2009-03-28 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/38968
20506 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20507 Use FLOOR_MOD_EXPR to compute misalignment.
20509 2009-03-28 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/37795
20512 * tree.h (combine_comparisons): Declare.
20513 * fold-const.c (combine_comparisons): Export.
20514 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20516 (ifcombine_iforif): Use combine_comparisons.
20518 2009-03-28 Jan Hubicka <jh@suse.cz>
20520 * tree-eh.c (inlinable_call_p): New function.
20521 (make_eh_edges): Use it.
20522 (verify_eh_edges): Use it.
20523 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20524 * except.c (reachable_next_level): Add inlinable_function argument
20525 (sjlj_find_directly_reachable_regions): Update.
20526 (add_reachable_handler): Do not set saw_any_handlers.
20527 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20528 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20529 Add new inlinable call parameter.
20530 (can_throw_internal, can_throw_external): Update.
20531 * except.h (can_throw_internal_1, can_throw_external_1,
20532 foreach_reachable_handler): Update declaration.
20534 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20536 * config/arm/t-arm-coff, config/h8300/coff.h,
20537 config/i386/i386-aout.h, config/i386/i386-coff.h,
20538 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20539 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20540 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20541 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20542 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20543 sys-types.h: Remove.
20544 * Makefile.in: Remove protoize and fixproto support and references
20546 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20547 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20549 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20550 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20551 unprotoize$(exeext).
20552 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20553 (.PHONY): Don't depend on proto.
20554 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20555 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20556 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20557 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20558 build/gen-protos.o, build/scan.o, xsys-protos.h,
20559 build/fix-header$(build_exeext), build/fix-header.o,
20560 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20561 stmp-install-fixproto): Remove.
20562 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20563 SYSCALLS.c or fixproto files.
20564 (install-common): Don't install protoize.
20565 (install-headers-tar, install-headers-cpio, install-headers-cp):
20566 Don't depend on $(STMP_FIXPROTO).
20567 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20568 install fixproto files or write out fixproto settings.
20569 (uninstall): Don't uninstall protoize.
20570 * config.gcc (use_fixproto): Remove.
20571 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20572 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20573 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20574 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20575 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20576 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20577 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20578 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20579 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20580 * config/t-vxworks (STMP_FIXPROTO): Remove.
20581 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20582 STMP_FIXPROTO): Remove.
20583 * config.in, configure: Regenerate.
20584 * crtstuff.c (gid_t, uid_t): Don't undefine.
20585 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20586 (arm-*-coff, arm-*-aout: Remove target entries.
20587 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20588 Remove mention of AIX 4.1.
20589 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20590 * doc/invoke.texi (Running Protoize): Remove.
20591 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20592 (Protoize Caveats): Remove.
20593 * tsystem.h: Update comments on headers assumed to exist.
20595 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20597 * genautomata.c: Add a new year to the copyright. Add a new
20599 (struct insn_reserv_decl): Add comments for member bypass_list.
20600 (find_bypass): Remove.
20601 (insert_bypass): New.
20602 (process_decls): Use insert_bypass.
20603 (output_internal_insn_latency_func): Output all bypasses with the
20604 same input insn in one switch case.
20606 * rtl.def (define_bypass): Describe bypass choice.
20607 * doc/md.texi (define_bypass): Ditto.
20609 2009-03-27 Richard Guenther <rguenther@suse.de>
20611 * gimplify.c (mark_addressable): Export.
20612 * tree-flow.h (mark_addressable): Declare.
20613 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20614 * tree-ssa.c (verify_phi_args): Verify that address taken
20615 variables have TREE_ADDRESSABLE set.
20617 2009-03-27 Richard Guenther <rguenther@suse.de>
20619 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20620 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20621 Do not mark decls TREE_ADDRESSABLE.
20622 (build_fold_addr_expr): Adjust.
20623 (fold_addr_expr): Remove.
20624 (fold_unary): Use build_fold_addr_expr.
20625 (fold_comparison): Likewise.
20626 (split_address_to_core_and_offset): Likewise.
20627 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20629 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20630 (gimplify_modify_expr_to_memcpy): Mark source and destination
20632 * omp-low.c (create_omp_child_function): Mark the object decl
20634 (lower_rec_input_clauses): Mark the var we take the address of
20636 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20638 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20640 PR middle-end/39315
20641 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20642 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20644 2009-03-27 Richard Guenther <rguenther@suse.de>
20646 PR tree-optimization/39120
20647 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20649 (handle_lhs_call): Process return constraints. Add escape
20650 constraints if necessary.
20651 (handle_const_call): Fill out return constraints. Make nested
20652 case more precise. Avoid consttmp if possible.
20653 (handle_pure_call): Fill out return constraints. Avoid
20654 callused if possible.
20655 (find_func_aliases): Simplify call handling.
20657 2009-03-27 Richard Guenther <rguenther@suse.de>
20659 PR tree-optimization/39120
20660 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20661 as a representative.
20662 (solve_graph): Do propagate CALLUSED.
20663 (handle_pure_call): Use a scalar constraint from CALLUSED for
20665 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20668 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20671 * c-common.c (handle_aligned_attribute): Properly check alignment
20672 overflow. Use (1U << i) instead of (1 << i).
20674 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20676 * expr.h (get_mem_align_offset): Updated.
20678 * tree.h (tree_decl_common): Change align to "unsigned int" and
20679 move it before pointer_alias_set.
20681 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20682 Jakub Jelinek <jakub@redhat.com>
20685 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20686 gr_register_operand with gr_reg_or_0_operand.
20687 (cmpxchg_rel_di): Likewise.
20688 (sync_lock_test_and_set<mode>): Likewise.
20690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20692 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20693 (true_regnum): Likewise.
20695 * rtlanal.c (subreg_info): Moved to ...
20696 * rtl.h (subreg_info): Here. New.
20697 (subreg_get_info): New.
20699 * rtlanal.c (subreg_get_info): Make it extern.
20701 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20704 * config/i386/i386.c (ix86_abi): New.
20705 (override_options): Handle -mabi=.
20706 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20707 (ix86_call_abi_override): Likewise.
20708 (init_cumulative_args): Likewise.
20709 (function_arg_advance): Likewise.
20710 (function_arg_64): Likewise.
20711 (function_arg): Likewise.
20712 (ix86_pass_by_reference): Likewise.
20713 (ix86_function_value_regno_p): Likewise.
20714 (ix86_build_builtin_va_list_abi): Likewise.
20715 (setup_incoming_varargs_64): Likewise.
20716 (is_va_list_char_pointer): Likewise.
20717 (ix86_init_machine_status): Likewise.
20718 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20719 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20720 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20721 (ix86_function_abi): Make it static and return enum calling_abi.
20722 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20724 (ix86_fn_abi_va_list): Updated.
20726 * config/i386/i386.h (ix86_abi): New.
20727 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20728 (CONDITIONAL_REGISTER_USAGE): Likewise.
20729 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20730 (machine_function): Likewise.
20732 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20734 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20735 (STACK_BOUNDARY): Likewise.
20736 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20738 * config/i386/i386.opt (mabi=): New.
20740 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20741 return enum calling_abi.
20742 (ix86_function_type_abi): Likewise.
20743 (ix86_function_abi): Removed.
20745 * doc/invoke.texi: Document -mabi= option for x86.
20747 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20749 * builtins.c (real_dconstp): Delete.
20750 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20752 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20753 Jakub Jelinek <jakub@redhat.com>
20756 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20757 (gen_subprogram_die): When a function is explicit, generate the
20758 DW_AT_explicit attribute.
20759 * langhooks.h (struct lang_hooks_for_decls): Add
20760 function_decl_explicit_p langhook.
20761 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20762 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20764 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20766 * builtins.c (fold_builtin_memory_op): Optimize memmove
20767 into memcpy if we can prove source and destination don't overlap.
20769 * tree-inline.c: Include gt-tree-inline.h.
20770 (clone_fn_id_num): New variable.
20771 (clone_function_name): New function.
20772 (tree_function_versioning): Use it.
20773 * Makefile.in (GTFILES): Add tree-inline.c.
20775 2009-03-27 Mark Mitchell <mark@codesourcery.com>
20777 * BASE-VER: Change to 4.5.0.
20779 2009-03-27 Xinliang David Li <davidxl@google.com>
20781 PR tree-optimization/39557
20782 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
20784 2009-03-27 Xinliang David Li <davidxl@google.com>
20786 PR tree-optimization/39548
20787 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
20790 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20792 * c-common.c (pointer_int_sum): Use %wd on return from
20795 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20797 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
20798 on return from tree_low_cst.
20800 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
20803 * ginclude/stdarg.h (va_copy): Define also for
20804 __GXX_EXPERIMENTAL_CXX0X__.
20806 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20809 * builtins.h (c_strlen): Do not warn here.
20810 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20811 * c-common.c (pointer_int_sum): Take an explicit location.
20812 Warn about offsets out of bounds.
20813 * c-common.h (pointer_int_sum): Adjust declaration.
20815 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20817 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
20820 2009-03-26 Jakub Jelinek <jakub@redhat.com>
20823 * opts.c (warn_if_disallowed_function_p): Don't assume
20824 get_callee_fndecl must return non-NULL.
20826 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
20828 PR rtl-optimization/39522
20829 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
20830 when reg_reloaded_valid is set.
20832 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20834 * config/spu/divv2df3.c: New file.
20835 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
20836 (DPBIT_FUNCS): Filter out _div_df.
20838 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
20840 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
20841 a jump insn, count that jump in the distance to the loop start.
20843 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
20846 * config/sh/sh.c (calc_live_regs): Fix condition for global
20847 registers except PIC_OFFSET_TABLE_REGNUM.
20849 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
20852 * doc/invoke.texi (-mconsole): New.
20854 (-mno-cygwin): New.
20856 (-mnop-fun-dllimport): New.
20860 (sub section "i386 and x86-64 Windows Options"): New.
20862 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
20864 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
20865 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
20867 2009-03-25 Richard Guenther <rguenther@suse.de>
20869 PR middle-end/39497
20870 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
20873 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
20875 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
20876 neither of haifa/selective schedulers are working.
20878 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20880 * doc/invoke.texi (Debugging Options): Fix description of
20881 -fno-merge-debug-strings.
20883 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
20885 * config/cris/libgcc.ver: New version-script.
20886 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
20888 * configure.ac <GAS features, nop mnemonic>: Add pattern
20889 crisv32-*-* for "nop".
20890 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
20891 * configure: Regenerate.
20893 2009-03-24 Ira Rosen <irar@il.ibm.com>
20895 PR tree-optimization/39529
20896 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
20897 mark_sym_for_renaming for the tag copied to the new vector
20900 2009-03-24 Arthur Loiret <aloiret@debian.org>
20902 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
20903 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
20904 EXTRA_SPEC_FUNCTIONS.
20905 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
20906 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
20907 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
20908 -march and -mtune options.
20910 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
20912 * config/m68k/t-rtems: Add m5329 multilib.
20914 2009-03-24 Dodji Seketeli <dodji@redhat.com>
20915 Jakub Jelinek <jakub@redhat.com>
20918 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
20921 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20924 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
20925 instead of c_parser_expression_conv, if original_code isn't one of the
20926 4 allowed comparison codes, fail.
20928 2009-03-23 Richard Guenther <rguenther@suse.de>
20930 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
20931 * tree.h (struct tree_type): Likewise.
20932 * reload.h (struct insn_chain): Likewise.
20933 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
20934 * function.h (struct function): Likewise.
20935 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
20937 2009-03-23 Jakub Jelinek <jakub@redhat.com>
20939 PR tree-optimization/39516
20940 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
20942 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
20944 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
20945 should be set true if BITS_PER_WORD of target is bigger than 32
20947 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
20949 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
20950 Translate -B-options to -rpath-link. Correct existing
20951 rpath-link and conditionalize on !nostdlib.
20953 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20955 * doc/extend.texi (Function Attributes, Variable Attributes):
20957 * doc/invoke.texi (Debugging Options, Optimize Options)
20958 (i386 and x86-64 Options, MCore Options): Likewise.
20960 2009-03-20 Jakub Jelinek <jakub@redhat.com>
20963 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
20964 it for block local namespace aliases.
20965 (gen_decl_die): Pass context_die to gen_namespace_die.
20967 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20970 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
20971 minimum or maximum value.
20973 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
20975 * reginfo.c (globalize_reg): Recompute derived reg sets.
20977 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
20980 * libgcc2.c (mprotect): Do not use signed arguments for
20981 VirtualProtect, use DWORD arguments. Also fix the 'may
20982 be used uninitialized' warning for the np variable.
20984 2009-03-19 Jakub Jelinek <jakub@redhat.com>
20987 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
20988 functions using regparm calling conventions when not optimizing.
20989 (ix86_function_sseregparm): Similarly for sseregparm calling
20992 2009-03-19 Li Feng <nemokingdom@gmail.com>
20994 PR middle-end/39500
20995 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
20996 dependence if the first conflict is after niter iterations.
20998 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21000 PR middle-end/38609
21001 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21002 functions with dynamic stack-pointer adjustments.
21004 2009-03-19 Ben Elliston <bje@au.ibm.com>
21006 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21007 option; change to -msdata=data.
21009 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21011 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21014 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21017 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21019 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21021 * doc/invoke.texi (Code Gen Options): Expand discussion of
21024 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21026 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21027 * matrix-reorg.c (struct matrix_info): Likewise.
21028 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21029 * rtl.h (struct mem_attrs): Likewise.
21030 * df.h (struct df): Likewise.
21031 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21032 * ira-int.h (struct ira_allocno): Likewise.
21033 * df-scan.c (struct df_collection_rec): Likewise.
21034 * ira.c (struct equivalence): Likewise.
21035 * function.c (struct temp_slot): Likewise.
21036 * cfgloop.h (struct loop): Likewise.
21039 * function.c (use_register_for_decl): When not optimizing, disregard
21040 register keyword for variables with types containing methods.
21042 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21044 PR middle-end/39447
21045 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21046 (is_simple_operand): Call contains_component_ref_p before calling data
21047 reference analysis that would fail on COMPONENT_REFs.
21049 * tree-vrp.c (search_for_addr_array): Fix formatting.
21051 2009-03-18 Richard Guenther <rguenther@suse.de>
21053 * tree-vect-transform.c (vect_loop_versioning): Fold the
21054 generated comparisons.
21055 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21056 (slpeel_tree_peel_loop_to_edge): Likewise.
21058 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21060 PR middle-end/37805
21061 * opts.c (print_specific_help): In addition to `undocumented',
21062 accept `separate' and `joined' flags if passed alone. Describe
21063 output by the first matched one of those.
21064 (common_handle_option): Skip over empty strings.
21065 * gcc.c (display_help): Fix help string for `--help='.
21066 * doc/invoke.texi (Option Summary, Overall Options): With
21067 `--help=', classes and qualifiers can both be repeated, but
21068 only the latter can be negated. One should not pass only
21069 negated qualifiers. Fix markup and examples.
21072 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21073 PR middle-end/37805
21074 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21075 and -fhelp=separate.
21077 2009-03-17 Jing Yu <jingyu@google.com>
21079 PR middle-end/39378
21080 * function.h (struct rtl_data): Move is_thunk from here...
21081 (struct function): ...to here.
21082 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21083 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21085 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21087 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21088 (alpha_output_function_end_prologue): Likewise.
21089 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21090 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21091 (rs6000_output_function_epilogue): Likewise.
21092 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21094 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21097 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21098 from different units in a single alternative.
21099 (*truncdfsf_i387): Ditto.
21100 (*truncxfsf2_mixed): Ditto.
21101 (*truncxfdf2_mixed): Ditto.
21103 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21105 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21106 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21109 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21110 unused non-artificial variables when not optimizing.
21113 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21114 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21115 NAMESPACE_DECL in its DECL_INITIAL.
21117 PR middle-end/39443
21118 * optabs.c (set_user_assembler_libfunc): New function.
21119 * expr.h (set_user_assembler_libfunc): New prototype.
21120 * c-common.c: Include libfuncs.h.
21121 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21122 for memcmp, memset, memcpy, memmove and abort.
21123 * Makefile.in (c-common.o): Depend on libfuncs.h.
21126 * dwarf2out.c (gen_inlined_enumeration_type_die,
21127 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21128 gen_tagged_type_instantiation_die): Removed.
21129 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21132 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21135 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21137 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21138 (check-parallel-%): Ditto.
21139 (check-consistency): Ditto.
21141 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21143 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21144 local variable rhs by NULL_TREE.
21146 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21149 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21151 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21154 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21156 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21159 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21160 for ms->sysv ABI calls only in 64bit mode.
21162 * config/i386/i386.md (untyped_call): Support 32bit.
21164 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21166 * doc/extend.texi: Replace x86_65 with x86_64.
21168 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21170 PR tree-optimization/39455
21171 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21172 mismatches for POINTER_TYPE_P (type).
21173 (number_of_iterations_le): Likewise.
21175 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21177 * config/picochip/picochip.c: Removed profiling support.
21178 * config/picochip/picochip.md: Removed profiling instruction.
21179 * config/picochip/picochip.h: Removed profiling builtin.
21181 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21183 * doc/install.texi (--with-host-libstdcxx): Document.
21185 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21188 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21189 generate a warning if the function name does not begin with
21190 "__vector" and the function has either the 'signal' or 'interrupt'
21191 attribute, from here to ...
21192 (avr_declare_function_name): ...here. New function.
21193 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21194 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21196 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21199 * cse.c (fold_rtx): Don't modify original const_arg1 when
21200 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21201 separate variable instead.
21202 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21203 from out of range shift counts.
21204 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21206 2009-03-13 Catherine Moore <clm@codesourcery.com>
21208 * config/i386/x-mingw32 (host-mingw32.o): Replace
21209 diagnostic.h with $(DIAGNOSTIC_H).
21211 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21214 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21216 * config/i386/sync.md (sync_compare_and_swap<mode>,
21217 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21218 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21220 (sync_double_compare_and_swapdi_pic,
21221 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21222 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21224 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21227 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21229 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21232 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21233 (avx_addsubv4df3): Likewise.
21234 (*avx_addsubv4sf3): Likewise.
21235 (sse3_addsubv4sf3): Likewise.
21237 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21240 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21242 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21245 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21246 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21247 registers for allocnos created from user-defined variables.
21249 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21252 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21253 of non-integer mode as well.
21255 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21257 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21258 for functions for which the parameter types are unknown.
21260 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21263 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21264 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21265 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21266 * config/i386/i386.c (ix86_local_alignment): For
21267 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21268 long long variables on the stack to avoid dynamic realignment.
21269 Allow the first argument to be a decl rather than type.
21270 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21272 2009-03-11 Nick Clifton <nickc@redhat.com>
21275 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21277 Add description to mno-lsim option.
21278 * config/mcore/mcore.h: Remove comment about deprecated m4align
21280 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21281 * doc/invoke.texi: Add description of mno-lsim and
21282 mstack-increment options.
21284 * config/fr30/fr30.opt: Document the -mno-lsim option.
21285 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21286 and -mno-lsim options.
21288 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21290 * fold-const.c (fold_comparison): Only call fold_inf_compare
21291 if the mode supports infinities.
21293 2009-03-11 Jason Merrill <jason@redhat.com>
21296 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21297 end already did. Notice GIMPLE_CALL modifications of the result.
21298 Don't copy debug information from an ignored decl or a decl from
21301 2009-03-10 Richard Guenther <rguenther@suse.de>
21302 Nathan Froyd <froydnj@codesourcery.com>
21304 PR middle-end/37850
21305 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21306 (__divMODE3): Likewise.
21308 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21310 PR tree-optimization/39394
21311 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21312 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21314 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21316 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21317 inline asms for register asm ("") declarations.
21319 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21321 * fold-const.c (fold_unary): Fix comment.
21323 2009-03-07 Jan Hubicka <jh@suse.cz>
21326 * tree-inline.c (setup_one_parameter): Do replacement of const
21327 argument by constant in SSA form.
21329 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21331 PR middle-end/38028
21332 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21333 determine alignment passed to assign_stack_local.
21334 (assign_parms_unsplit_complex): Likewise.
21335 * except.c (sjlj_build_landing_pads): Likewise.
21337 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21339 PR middle-end/39360
21340 * tree-flow.h (add_referenced_var): Return bool instead of void.
21341 * tree-dfa.c (add_referenced_var): Return result of
21342 referenced_var_check_and_insert call.
21343 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21344 of referenced_var_check_and_insert.
21347 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21348 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21349 DIE, don't emit it if abstract origin already has it.
21350 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21351 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21353 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21355 * genpreds.c (needs_variable): Fix parentheses at variable name
21357 (write_tm_constrs_h): Indent generated code.
21359 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21361 * doc/extend.texi (Function Attributes): Add documentation
21362 for isr attributes.
21364 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21367 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21368 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21370 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21372 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21375 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21378 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21379 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21381 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21383 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21384 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21385 constants instead of magic numbers.
21386 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21388 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21389 (x86_64_ms_abi_int_parameter_registers): Ditto.
21390 (x86_64_int_return_registers): Ditto.
21391 (ix86_maybe_switch_abi): Ditto.
21392 (ix86_expand_call): Ditto for clobbered_registers array.
21393 (ix86_hard_regno_mode_ok): Ditto.
21394 (x86_extended_QIreg_mentioned_p): Ditto.
21396 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21398 PR tree-optimization/39349
21399 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21401 * combine.c (gen_lowpart_for_combine): Use omode when generating
21404 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21406 PR rtl-optimization/39235
21407 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21409 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21411 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21413 2009-03-04 Richard Guenther <rguenther@suse.de>
21415 PR tree-optimization/39362
21416 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21417 that occur in abnormal PHIs should be varying.
21419 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21421 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21423 (simple_iv): Take loop as an argument instead of statement.
21424 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21425 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21427 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21429 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21430 * matrix-reorg.c (analyze_transpose): Ditto.
21431 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21432 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21433 * tree-predcom.c (ref_at_iteration): Ditto.
21434 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21436 2009-03-04 Richard Guenther <rguenther@suse.de>
21438 PR tree-optimization/39358
21439 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21440 escaped_id and callused_id.
21441 (solve_graph): Likewise.
21443 2009-03-04 Richard Guenther <rguenther@suse.de>
21445 PR tree-optimization/39339
21446 * tree-sra.c (try_instantiate_multiple_fields): Make it
21447 no longer ICE on the above.
21449 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21451 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21452 that fits within Pmode.
21454 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21456 PR middle-end/10109
21457 * tm.texi (LIBCALL_VALUE): Update description.
21459 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21461 PR middle-end/34443
21462 * doc/extend.texi (section): Update description.
21464 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21466 PR middle-end/39345
21467 * tree-inline.c (remapped_type): New.
21468 (can_be_nonlocal): Call remapped_type instead of remap_type.
21470 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21473 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21474 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21476 2009-03-03 Richard Guenther <rguenther@suse.de>
21478 PR middle-end/39272
21479 * tree.c (tree_nonartificial_location): New function.
21480 * tree.h (tree_nonartificial_location): Declare.
21481 * builtins.c (expand_builtin_memory_chk): Provide location
21482 of the call location for artificial function pieces.
21483 (maybe_emit_chk_warning): Likewise.
21484 (maybe_emit_sprintf_chk_warning): Likewise.
21485 (maybe_emit_free_warning): Likewise.
21486 * expr.c (expand_expr_real_1): Likewise.
21488 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21490 PR tree-optimization/39343
21491 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21492 COMPONENT_REF t has ARRAY_TYPE.
21494 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21496 PR middle-end/39335
21497 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21498 when the type precision of the induction variable should be
21499 larger than the type precision of nit.
21500 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21501 * graphite.c (graphite_loop_normal_form): Same.
21502 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21504 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21506 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21507 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21508 numbers to describe clobbered registers.
21509 (*call_value_0_rex64_ms_sysv): Ditto.
21510 * config/i386/mmx.md (mmx_emms): Ditto.
21511 (mmx_femms): Ditto.
21513 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21515 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21518 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21520 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21521 (spu_section_type_flags): New function.
21523 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21525 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21526 reg_class_contents of FLOAT_REGS into a temporary.
21528 2009-03-02 Richard Guenther <rguenther@suse.de>
21529 Ira Rosen <irar@il.ibm.com>
21531 PR tree-optimization/39318
21532 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21533 information to the vectorized statement.
21535 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21537 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21538 variable. Use defined names instead of magic constants for REX SSE
21541 2009-03-01 Richard Guenther <rguenther@suse.de>
21543 PR tree-optimization/39331
21544 * omp-low.c (lower_send_shared_vars): Do not receive new
21545 values for the reference of DECL_BY_REFERENCE parms or results.
21547 2009-03-01 Jan Hubicka <jh@suse.cz>
21550 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21551 BLOCK_NONLOCALIZED_VAR): New macros.
21552 (tree_block): Add nonlocalized_vars.
21553 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21554 gen_decl_die): Add origin argument. Allow generation of die with
21555 origin at hand only.
21556 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21557 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21559 (gen_block_die): Fix checking for unused blocks.
21560 (process_scope_var): Break out from .... ; work with origins only.
21561 (decls_for_scope) ... here; process nonlocalized list.
21562 (dwarf2out_ignore_block): Look for nonlocalized vars.
21563 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21565 (dump_scope_block): Dump them.
21566 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21567 (remap_block): Likewise.
21568 (can_be_nonlocal): New predicate.
21569 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21571 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21573 * configure: Regenerate.
21575 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21577 * optc-gen.awk: No need to duplicate option flags twice.
21578 Reuse help texts for duplicate options which do not have any.
21580 * gcc.c (display_help): Document --version.
21582 * gcc.c (main): If print_help_list and verbose_flag, ensure
21583 driver output comes before subprocess output.
21585 * optc-gen.awk: Assign all remaining fields to help string,
21586 space-separated, for multi-line help in *.opt.
21588 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21589 -Wno-pedantic-ms-format is for MinGW targets only.
21591 * doc/options.texi (Option file format): Fix bad indentation,
21592 restoring dropped sentence.
21594 2009-02-28 Jan Hubicka <jh@suse.cz>
21596 * tree-inline.c (tree_function_versioning): Output debug info.
21598 2009-02-28 Jan Hubicka <jh@suse.cz>
21601 * tree-inline.c (setup_one_parameter): Do not copy propagate
21602 arguments when not optimizing.
21604 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21607 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21608 (avx_addsubv4df3): Likewise.
21609 (*avx_addsubv4sf3): Likewise.
21610 (sse3_addsubv4sf3): Likewise.
21611 (*avx_addsubv2df3): Likewise.
21612 (sse3_addsubv2df3): Likewise.
21613 (avx_unpckhps256): Correct item selectors.
21614 (avx_unpcklps256): Likewise.
21615 (avx_unpckhpd256): Likewise.
21616 (avx_unpcklpd256): Likewise.
21618 2009-02-28 Jan Hubicka <jh@suse.cz>
21620 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21622 (copy_arguments_for_versioning): If var is declared don't declare it.
21623 (tree_function_versioning): First setup substitutions and then copy
21626 2009-02-27 Jan Hubicka <jh@suse.cz>
21629 * cgraph.h (varpool_output_debug_info): Remove.
21630 * cgraphunit.c (varpool_output_debug_info): Remove.
21631 * dwarf2out.c (deferred_locations_struct): New struct
21632 (deferred_locations): New type.
21633 (deferred_locations_list): New static var.
21634 (deffer_location): New function.
21635 (gen_variable_die): Use it.
21636 (decls_for_scope): Output info on local static vars.
21637 (dwarf2out_finish): Process deferred locations.
21638 * varpool.c (varpool_output_debug_info): Remove.
21640 2009-02-27 Jan Hubicka <jh@suse.cz>
21643 * tree.h (TREE_PROTECTED): Fix comment.
21644 (BLOCK_HANDLER_BLOCK): Remove.
21645 (struct tree_block): Remove handler_block add body_block.
21646 (inlined_function_outer_scope_p): New.
21647 (is_body_block): Remove.
21648 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21649 * dwarf2out.c (is_inlined_entry_point): Remove.
21650 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21651 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21653 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21654 * gimplify.c (gimplify_expr): Gimplify body blocks.
21655 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21656 block with multiple subblocks.
21657 (dump_scope_block): Prettier output; dump more flags and info.
21658 (dump_scope_blocks): New.
21659 (remove_unused_locals): Use dump_scope_blocks.
21660 * tree-flow.h (dump_scope_blocks): Declare.
21661 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21662 * stmt.c (is_body_block): Remove.
21663 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21664 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21666 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21668 PR middle-end/39308
21669 * graphite.c (graphite_loop_normal_form): Do not call
21670 number_of_iterations_exit from a gcc_assert.
21672 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21674 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21675 jumps if COND is NULL.
21676 (find_cond_jump): New function.
21677 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21678 * config/s390/s390.md: Remove z10_cobra attribute value.
21680 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21682 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21683 force_const_mem returns NULL_RTX.
21685 2009-02-26 Jan Hubicka <jh@suse.cz>
21688 * cgraph.h (varpool_output_debug_info): Remove.
21689 * cgraphunit.c (varpool_output_debug_info): Remove.
21690 * dwarf2out.c (deferred_locations_struct): New struct
21691 (deferred_locations): New type.
21692 (deferred_locations_list): New static var.
21693 (deffer_location): New function.
21694 (gen_variable_die): Use it.
21695 (decls_for_scope): Output info on local static vars.
21696 (dwarf2out_finish): Process deferred locations.
21697 * varpool.c (varpool_output_debug_info): Remove.
21699 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21701 PR rtl-optimization/39241
21702 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21703 to subreg_offset_representable_p.
21705 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21707 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21708 execute function prototype. Get f and nregs from max_reg_num
21709 and get_insns. Remove the first backward pass as it's dead,
21710 guard the forward pass by flag_expensive_optimizations.
21711 (rest_of_handle_regmove): Delete.
21712 (pass_regmove): Replace it with regmove_optimize.
21714 2009-02-25 Martin Jambor <mjambor@suse.cz>
21716 PR tree-optimization/39259
21717 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21718 calls_alloca function flags.
21719 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21720 calls are detected.
21722 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21724 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21725 flags_set_1_rtx, flags_set_1_set): Delete.
21726 (regmove_optimize): Do not call mark_flags_life_zones.
21728 2009-02-24 Julian Brown <julian@codesourcery.com>
21731 * config/arm/arm.c (require_pic_register): Only set
21732 cfun->machine->pic_reg once per function.
21734 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21736 * doc/invoke.texi (Link Options): Document an easier way to pass
21737 options that take arguments to the GNU linker using -Xlinker and -Wl.
21739 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21742 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21744 2009-02-24 Richard Guenther <rguenther@suse.de>
21747 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21749 2009-02-24 Richard Guenther <rguenther@suse.de>
21750 Zdenek Dvorak <ook@ucw.cz>
21752 PR tree-optimization/39233
21753 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21754 from converting them to a generic type.
21756 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21758 PR tree-optimization/39260
21759 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21760 contains a condition with a real type.
21761 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21763 2009-02-23 Jason Merrill <jason@redhat.com>
21766 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21767 narrowing_initializer_constant_valid_p.
21768 (narrowing_initializer_constant_valid_p): Don't return
21769 null_pointer_node for adding a pointer to itself.
21771 2009-02-23 Jan Hubicka <jh@suse.cz>
21774 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
21777 2009-02-23 Jan Hubicka <jh@suse.cz>
21779 PR tree-optimization/37709
21780 * tree.c (block_ultimate_origin): Move here from dwarf2out.
21781 * tree.h (block_ultimate_origin): Declare.
21782 * dwarf2out.c (block_ultimate_origin): Move to tree.c
21783 * tree-ssa-live.c (remove_unused_scope_block_p):
21784 Eliminate blocks containig no instructions nor live variables nor
21786 (dump_scope_block): New function.
21787 (remove_unused_locals): Enable removal of dead blocks by default;
21788 enable dumping at TDF_DETAILS.
21790 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21792 * config/i386/i386.c (classify_argument): Don't allow COImode
21794 (function_arg_advance_32): Don't allow OImode.
21795 (function_arg_32): Likewise.
21796 (function_value_32): Likewise.
21797 (return_in_memory_32): Likewise.
21798 (function_arg_64): Remove OImode comment.
21800 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21803 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
21804 ix86_expand_vector_set for V4DImode in 64bit mode only.
21805 (ix86_expand_vector_init_one_var): Likewise.
21807 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
21809 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
21811 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21814 * loop-iv.c: Revert last change.
21815 * emit-rtl.c: Likewise.
21817 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
21820 * config/i386/i386.c (type_natural_mode): Remove an extra
21821 space in the warning message.
21822 (function_value_32): Handle 32-byte vector modes.
21823 (return_in_memory_32): Likewise.
21825 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
21827 * loop-iv.c (truncate_value): New function.
21828 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
21830 (lowpart_subreg): Move to...
21831 * emit-rtl.c: ...here.
21833 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
21835 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
21836 accidental and undocumented change at revision 140860.
21838 2009-02-21 Joseph Myers <joseph@codesourcery.com>
21840 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
21841 take gimple_seq * arguments.
21842 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
21843 types_compatible_p langhook.
21845 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21846 Joseph Myers <joseph@codesourcery.com>
21848 * config/arm/arm.c (arm_builtin_va_list): New function.
21849 (arm_expand_builtin_va_start): Likewise.
21850 (arm_gimplify_va_arg_expr): Likewise.
21851 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
21852 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
21853 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
21854 (va_list_type): New variable.
21855 (arm_mangle_type): Mangle va_list_type appropriately.
21857 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21859 PR middle-end/39157
21860 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
21861 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
21862 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
21863 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
21864 parameter to 1000 for -O1 by default.
21865 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
21867 * loop-invariant.c: Include params.h.
21868 (move_loop_invariants): Don't call move_single_loop_invariants on
21871 2009-02-20 Jaka Mocnik <jaka@xlab.si>
21873 * calls.c (emit_library_call_value_1): Use slot_offset instead of
21874 offset when calculating bounds for indexing stack_usage_map. Fixes
21875 a buffer overflow with certain target setups.
21877 2009-02-20 Jakub Jelinek <jakub@redhat.com>
21880 * calls.c (expand_call): Clear try_tail_call if caller and callee
21881 disagree in promotion of function return value.
21883 2009-02-19 Jakub Jelinek <jakub@redhat.com>
21886 * c-common.c (c_determine_visibility): If visibility changed and
21887 DECL_RTL has been already set, call make_decl_rtl to update symbol
21890 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
21893 * varasm.c (assemble_variable): Don't check DECL_NAME when
21894 globalizing a variable.
21896 2009-02-19 Joseph Myers <joseph@codesourcery.com>
21899 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
21900 expression before any __builtin_trap call.
21901 * c-typeck.c (build_function_call): Convert and check function
21902 arguments before generating a call to a trap. Evaluate the
21903 function arguments before the trap.
21905 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
21908 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
21909 (UNSPEC_FXAM_MEM): New unspec.
21910 (fxam<mode>2_i387_with_temp): New insn and split pattern.
21911 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
21912 memory using fxam<mode>2_i387_with_temp to remove excess precision.
21914 2009-02-19 Richard Guenther <rguenther@suse.de>
21916 PR tree-optimization/39207
21917 PR tree-optimization/39074
21918 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
21919 storedanything_tree): New.
21920 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
21921 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
21922 (build_succ_graph): Add edges from STOREDANYTHING to all
21924 (init_base_vars): Initialize STOREDANYTHING.
21925 (compute_points_to_sets): Free substitution info after
21926 building the succ graph.
21927 (ipa_pta_execute): Likewise.
21929 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
21931 (do_ds_constraint): Do not add to special var or non-pointer
21933 (type_could_have_pointers): Split out from ...
21934 (could_have_pointers): ... here. For arrays use the element type.
21935 (create_variable_info_for): Initialize may_have_pointers.
21936 (new_var_info): Likewise.
21937 (handle_lhs_call): Make the HEAP variable unknown-sized.
21938 (intra_create_variable_infos): Use a type with pointers for
21939 PARM_NOALIAS, make it unknown-sized.
21941 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
21944 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
21946 2009-02-18 Jason Merrill <jason@redhat.com>
21949 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
21950 value if DECL_EXTERNAL.
21951 * tree-sra.c (sra_walk_gimple_assign): Likewise.
21952 * target.h (gcc_target::binds_local_p): Clarify "module".
21953 * tree.h (TREE_PUBLIC): Clarify "module".
21955 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
21958 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
21959 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
21961 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
21964 * c.opt (Wabi): Support C and ObjC.
21967 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
21969 * config/i386/i386.c (classify_argument): Warn once about the ABI
21970 change when passing union with long double.
21972 * doc/invoke.texi: Update -Wabi for warning psABI changes.
21974 2009-02-18 Joseph Myers <joseph@codesourcery.com>
21977 * c-parser.c (c_parser_compound_statement): Always enter and leave
21980 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21983 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
21985 2009-02-18 Jakub Jelinek <jakub@redhat.com>
21987 PR tree-optimization/36922
21988 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
21989 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
21992 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21994 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
21997 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
21999 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22001 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22003 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22006 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22007 Richard Sandiford <rdsandiford@googlemail.com>
22009 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22010 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22011 (loongson_biadd): ...this.
22013 2009-02-17 Richard Guenther <rguenther@suse.de>
22015 PR tree-optimization/39202
22016 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22017 a var make sure to follow existing collapses.
22019 2009-02-17 Richard Guenther <rguenther@suse.de>
22021 PR middle-end/39214
22022 * langhooks.c (lhd_print_error_function): Check for NULL block.
22024 2009-02-17 Richard Guenther <rguenther@suse.de>
22026 PR tree-optimization/39204
22027 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22030 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22032 * config/soft-fp/double.h: Update from glibc CVS.
22034 2009-02-17 Richard Guenther <rguenther@suse.de>
22036 PR tree-optimization/39207
22037 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22038 strict-aliasing warnings for pointers pointing to NULL.
22040 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22043 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22044 skipping until next close brace.
22046 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22049 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22050 to function argument boundary.
22052 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22054 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22055 in the lea_add. Reload eventually constraints it properly.
22056 * config/picochip/constraints.md: Remove the target constraint
22057 "b", since it is not needed anymore.
22059 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22061 * gthr-dce.h: Uglify function parameter and local variable names.
22062 * gthr-gnat.h: Likewise.
22063 * gthr-mipssde.h: Likewise.
22064 * gthr-nks.h: Likewise.
22065 * gthr-posix95.h: Likewise.
22066 * gthr-posix.h: Likewise.
22067 * gthr-rtems.h: Likewise.
22068 * gthr-single.h: Likewise.
22069 * gthr-solaris.h: Likewise.
22070 * gthr-tpf.h: Likewise.
22071 * gthr-vxworks.h: Likewise.
22072 * gthr-win32.h: Likewise.
22074 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22077 * config/i386/i386.md: Restrict the new peephole2 to move
22078 between MMX/SSE registers.
22080 2009-02-15 Richard Guenther <rguenther@suse.de>
22083 2009-02-13 Richard Guenther <rguenther@suse.de>
22085 * configure.ac: Enable LFS.
22086 * configure: Re-generate.
22087 * config.in: Likewise.
22089 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22091 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22092 spu_srqwbyte, spu_srqwbytebc): Define.
22093 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22094 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22095 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22096 "shrqby_<mode>"): New insn-and-split patterns.
22097 * config/spu/spu.c (expand_builtin_args): Determine and return
22098 number of operands using spu_builtin_description data.
22099 (spu_expand_builtin_1): Use it.
22101 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22104 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22107 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22110 * config/i386/i386.c (override_options): Correct warning
22111 messages for -malign-loops, -malign-jumps and -malign-functions.
22113 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22116 * config/i386/i386.md: Restrict the new peephole2 to move
22117 between the general purpose registers.
22119 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22122 * config/i386/i386.c (type_natural_mode): Add a new argument.
22123 Return the original mode and warn ABI change if vector size is 32byte.
22124 (function_arg_advance): Updated.
22125 (function_arg): Likewise.
22126 (ix86_function_value): Likewise.
22127 (ix86_return_in_memory): Likewise.
22128 (ix86_sol10_return_in_memory): Likewise.
22129 (ix86_gimplify_va_arg): Likewise.
22130 (function_arg_32): Don't warn ABX ABI change here.
22131 (function_arg_64): Likewise.
22133 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22135 * loop-iv.c (implies_p): In the final case, test that operands 0
22136 of the two comparisons match.
22138 * config/bfin/bfin.c (find_prev_insn_start): New function.
22139 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22140 (find_next_insn_start): Move.
22142 2009-02-13 Richard Guenther <rguenther@suse.de>
22144 * configure.ac: Enable LFS.
22145 * configure: Re-generate.
22146 * config.in: Likewise.
22148 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22151 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22152 sizes on syntax error after some arguments have been parsed.
22154 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22156 * doc/invoke.texi (-fira): Remove.
22158 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22160 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22161 * recog.c: Likewise.
22164 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22166 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22167 (umul_ppmm): Likewise.
22168 (count_leading_zeros): Likewise.
22169 (count_trailing_zeros): Likewise.
22170 (UMUL_TIME): Likewise.
22172 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22174 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22175 soft-fp/t-softfp to tmake_file.
22177 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22178 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22179 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22180 IA64_BUILTIN_INFQ]: New.
22181 (ia64_init_builtins): Initialize __builtin_infq,
22182 __builtin_fabsq and __builtin_copysignq if not HPUX.
22183 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22184 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22186 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22188 (__fixtfti): Likewise.
22189 (__fixunstfti): Likewise.
22190 (__floattitf): Likewise.
22192 * config/ia64/libgcc-glibc.ver: New.
22193 * config/ia64/t-fprules-softfp: Likewise.
22194 * config/ia64/sfp-machine.h: Likewise.
22196 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22197 (LIBGCC2_TF_CEXT): Likewise.
22198 (TF_SIZE): Likewise.
22199 (TARGET_INIT_LIBFUNCS): Likewise.
22201 * config/ia64/t-glibc (SHLINB_MAPFILES):
22202 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22204 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22206 * config/i386/i386.c (construct_container): Rewrite processing
22207 BLKmode with X86_64_SSE_CLASS.
22209 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22212 * config/i386/i386.md: Replace simplify_replace_rtx with
22213 replace_rtx in the new peephole2.
22215 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22217 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22218 loop unrolling do not happen at -O2.
22220 2009-02-12 Michael Matz <matz@suse.de>
22222 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22224 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22226 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22229 2009-02-12 Ben Elliston <bje@au.ibm.com>
22231 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22232 patterns when updating the back chain. Missed in the 2009-02-10
22235 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22237 * doc/extend.texi (Decimal Floating Types): Update identifier of
22238 draft TR and list of missing support.
22240 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22242 PR middle-end/39154
22243 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22244 bit to variable length decl's flags, add it also to its
22245 pointer replacement variable.
22247 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22248 Jakub Jelinek <jakub@redhat.com>
22251 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22252 (memory_blockage): New expander.
22253 (*memory_blockage): New insn pattern.
22254 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22255 instead of general blockage at the end of function prologue when
22256 frame pointer is used to access red zone area. Do not emit blockage
22257 when profiling, it is emitted in generic code.
22258 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22259 function epilogue when frame pointer is used to access red zone area.
22261 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22264 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22265 by arithmetic with memory operands.
22266 * config/i386/predicates.md (commutative_operator): New.
22268 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22270 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22273 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22275 * alias.h (record_alias_subset): Declare.
22276 * alias.c (record_alias_subset): Make global.
22278 2009-02-10 Nick Clifton <nickc@redhat.com>
22280 * tree-parloops.c: Change license to GPLv3.
22281 * ipa-struct-reorg.c: Change license to GPLv3.
22282 * ipa-struct-reorg.h: Change license to GPLv3.
22284 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22287 * c-decl.c (start_struct): Return NULL on error.
22289 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22291 PR middle-end/39124
22292 * cfgloopmanip.c (remove_path): Call remove_bbs after
22293 cancel_loop_tree, not before it.
22296 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22297 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22298 VAR_DECLs were seen.
22299 * tree-ssa-live.c (remove_unused_locals): Recompute
22300 cfun->has_local_explicit_reg_vars.
22301 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22302 copies or clearings if cfun->has_local_explicit_reg_vars.
22304 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22307 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22308 of function prologue when frame pointer is used to access
22311 2009-02-10 Richard Guenther <rguenther@suse.de>
22313 PR middle-end/39127
22314 * gimplify.c (gimple_regimplify_operands): Always look if
22315 we need to create a temporary.
22317 2009-02-10 Richard Guenther <rguenther@suse.de>
22319 PR tree-optimization/39132
22320 * tree-loop-distribution.c (todo): New global var.
22321 (generate_memset_zero): Trigger TODO_rebuild_alias.
22322 (tree_loop_distribution): Return todo.
22324 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22327 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22328 (x86_64_reg_class_name): Removed.
22329 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22330 first one isn't X86_64_SSE_CLASS or any other ones aren't
22331 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22332 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22333 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22334 and 3 X86_64_SSEUP_CLASS.
22335 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22336 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22338 2009-02-10 Ben Elliston <bje@au.ibm.com>
22340 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22341 form instruction to update the stack back chain word, even if the
22342 user has disabled the generation of update instructions.
22343 (movdi_<mode>_update_stack): New.
22344 (movsi_update_stack): Likewise.
22345 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22346 always use an update form instruction to update the stack back
22349 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22351 PR middle-end/38953
22352 * graphite.c (if_region_set_false_region): After moving a region in
22353 the false branch of a condition, remove the empty dummy basic block.
22354 (gloog): Remove wrong fix for PR38953.
22356 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22358 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22359 generation due to implicit sign extension.
22361 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22363 PR middle-end/38981
22364 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22365 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22367 2009-02-09 Richard Guenther <rguenther@suse.de>
22369 PR middle-end/35202
22370 * convert.c (convert_to_real): Disable (float)fn((double)x)
22371 to fnf(x) conversion if errno differences may occur and
22372 -fmath-errno is set.
22374 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22376 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22378 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22380 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22383 * c-common.c (handle_alias_attribute): Disallow attribute for
22384 anything not a FUNCTION_DECL or VAR_DECL.
22386 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22389 * real.c (do_compare): Special-case compare of zero against
22390 decimal float value.
22392 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22395 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22396 as indicating flexible array members unless the field itself is
22397 being declarared as the incomplete array.
22399 2009-02-06 Jan Hubicka <jh@suse.cz>
22401 PR tree-optimization/38844
22402 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22403 is already inlined.
22405 2009-02-06 Richard Guenther <rguenther@suse.de>
22407 PR middle-end/38977
22408 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22409 fork because we may expand it as __gcov_fork.
22411 2009-02-06 Nick Clifton <nickc@redhat.com>
22413 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22415 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22417 PR tree-optimization/35659
22418 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22419 vn_phi_eq): Shortcut if hashcode does not match.
22420 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22422 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22423 and avoid iterative_hash_expr.
22424 (FOR_EACH_VALUE_ID_IN_SET): New.
22425 (value_id_compare): Remove.
22426 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22427 sort expressions by value id.
22429 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22432 * config/sh/predicates.md (general_movsrc_operand): Don't check
22433 the subreg of system registers here.
22435 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22438 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22439 on the copied decl.
22441 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22443 PR rtl-optimization/39110
22444 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22445 addresses, not aligned ones.
22447 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22448 Richard Guenther <rguenther@suse.de>
22450 PR tree-optimization/39100
22451 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22452 comment says and add edges.
22454 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22457 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22458 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22460 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22462 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22463 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22464 register_bb_in_sese, new_sese, free_sese): Moved.
22465 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22466 outermost_loop_in_scop, build_scop_iteration_domain,
22467 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22468 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22469 Use loop_in_sese_p instead of loop_in_scop_p.
22470 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22471 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22472 (scopdet_basic_block_info): Fix bug in scop detection.
22473 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22474 eq_loop_to_cloog_loop): Remove.
22475 (nb_loops_around_loop_in_scop, nb_loop
22476 ref_nb_loops): Moved here...
22477 * graphite.h (ref_nb_loops): ... from here.
22478 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22479 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22480 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22481 * testsuite/gcc.dg/graphite/scop-19.c: New
22483 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22484 Hans-Peter Nilsson <hp@axis.com>
22486 PR rtl-optimization/37889
22487 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22488 Move offset handling from PLUS to before the switch. Use new
22489 arguments when considering SYMBOL_REFs too.
22490 (rtx_addr_can_trap_p): Pass dummy offset and size.
22491 (enum may_trap_p_flags): Remove.
22492 (may_trap_p_1): Pass size from MEM_SIZE.
22494 PR rtl-optimization/38921
22495 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22496 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22497 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22498 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22500 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22502 AVX Programming Reference (January, 2009)
22503 * config/i386/sse.md (*vpclmulqdq): New.
22505 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22507 PR tree-optimization/38977
22508 PR gcov-profile/38292
22509 * calls.c (special_function_p): Disregard __builtin_ prefix.
22511 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22513 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22514 non-indexable addresses even before reload.
22516 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22519 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22520 as having variable size. Do not give an error for unnamed
22521 parameters with [*] declarators. Give a warning for type names
22522 with [*] declarators and mark them as variable size.
22523 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22524 for sizeof applied to [*] type names.
22526 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22529 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22531 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22533 * gcc.c (process_command): Update copyright notice dates.
22534 * gcov.c (print_version): Likewise.
22535 * gcov-dump.c (print_version): Likewise.
22536 * mips-tfile.c (main): Likewise.
22537 * mips-tdump.c (main): Likewise.
22539 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22542 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22543 for composite type involving a zero-length array type.
22545 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22548 * function.c (match_asm_constraints_1): Skip over
22549 initial optional % in the constraint.
22551 PR inline-asm/39059
22552 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22553 supported, don't accept FIXED_CSTs.
22554 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22555 and _Sat is used without _Fract/_Accum. Set specs->type to
22556 integer_type_node for cts_fract/cts_accum if fixed point is not
22559 2009-02-02 Catherine Moore <clm@codesourcery.com>
22561 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22563 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22565 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22566 (ABI_HAS_64BIT_SYMBOLS): Use it.
22567 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22569 2009-02-02 Paul Brook <paul@codesourcery.com>
22571 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22573 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22575 PR inline-asm/39058
22576 * recog.h (asm_operand_ok): Add constraints argument.
22577 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22578 recurse on matching constraint.
22579 (check_asm_operands): Pass constraints as 3rd argument to
22580 asm_operand_ok. Don't look up matching constraint here.
22581 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22584 2009-02-02 Ben Elliston <bje@au.ibm.com>
22586 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22587 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22589 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22591 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22592 information. Remove some obsolete information. Reorganize.
22594 * config/pa/fptr.c: Revert license to GPL 2.
22595 * config/pa/milli64.S: Likewise.
22597 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22600 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22601 LIBRARY name in, instead of hard-coding it.
22602 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22603 extra target make frag to tmake_files according to EH model.
22604 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22605 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22606 frags that define makefile variable EH_MODEL appropriately.
22607 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22608 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22609 to "-sjlj" according to type of EH configured.
22610 (LIBGCC_SONAME): Concatenate it to shared library base name.
22611 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22612 to "_sjlj" according to type of EH configured.
22613 (LIBGCC_SONAME): Concatenate it to shared library base name.
22614 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22615 (SHLIB_LINK): Add missing semicolon to if-else construct.
22616 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22617 string value of "pe_dll" command-line option.
22618 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22619 (SHLIB_SONAME): Use it when overriding t-cygming default.
22620 (SHLIB_IMPLIB): Override t-cygming default.
22621 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22622 string value of "pe_dll" command-line option.
22624 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22627 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22628 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22630 2009-01-31 Richard Guenther <rguenther@suse.de>
22632 PR tree-optimization/38937
22633 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22634 computing the transitive closure.
22636 2009-01-30 Richard Guenther <rguenther@suse.de>
22638 PR tree-optimization/39041
22639 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22640 Propagate variable indices only if the types match for this stmt.
22642 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22645 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22646 inline but never defined.
22648 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22650 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22651 (*insv_h_di_reg_extimm): New insn.
22652 (*insv_l<mode>_reg_extimm): New insn.
22654 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22656 * config/picochip/picochip.c (flag_conserve_stack): set
22657 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22658 fconserve-stack. Reduce call-overhead used by inliner.
22660 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22663 * common.opt (flag_conserve_stack): Initialised to zero.
22665 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22668 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22669 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22672 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22674 * ira-color.c (allocno_reload_assign): Update comments.
22675 * regmove.c (regmove_optimize): Likewise.
22679 2009-01-29 Robert Millan <rmh@aybabtu.com>
22681 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22682 * config/i386/kopensolaris-gnu.h: New file. Undefine
22683 `MD_UNWIND_SUPPORT'.
22684 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22686 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22688 PR tree-optimization/39007
22689 * tree-loop-distribution.c (generate_builtin): Use
22690 recompute_dominator to compute the immediate dominator of the
22691 basic block just after the loop.
22693 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22695 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22696 (ASM_OUTPUT_DWARF_PCREL): Define.
22698 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22700 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22701 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22702 global. Modify entries about regmove and IRA.
22704 * ra-conflict.c: Remove the file.
22706 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22708 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22709 (pass_regclass_init): Rename to pass_reginfo_init.
22711 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22713 * toplev.h (flag_ira): Remove.
22715 * caller-save.c (setup_save_areas): Remove flag_ira.
22717 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22719 * global.c: Remove the file.
22721 * opts.c (decode_options): Remove flag_ira.
22723 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22725 * regmove.c: Modify file description.
22726 (find_use_as_address, try_auto_increment): Define them only if
22727 AUTO_INC_DEC is defined.
22728 (replacement_quality, replace_in_call_usage, fixup_match_1,
22729 stable_and_no_regs_but_for_p): Remove.
22730 (reg_set_in_bb): Make it static.
22731 (regmove_optimize): Remove flag_ira and code which worked for
22734 * local-alloc.c: Remove the file.
22736 * common.opt (fira): Remove.
22738 * ira.c: Include except.h.
22739 (eliminable_regset): Move from global.c.
22740 (mark_elimination): Ditto. Remove flag_ira.
22741 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22742 equiv_mem_modified, validate_equiv_mem_from_store,
22743 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22744 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22745 no_equiv, recorded_label_ref): Move from local-alloc.c.
22746 (update_equiv_regs): Ditto. Make it static.
22747 (print_insn_chain, print_insn_chains): Move it from global.c.
22748 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22749 (build_insn_chain): Ditto. Make it static.
22750 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22751 Rename to init_live_subregs.
22752 (gate_ira): Remove flag_ira.
22754 * regclass.c: Rename reginfo.c. Change file description.
22755 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22756 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22757 (init_reg_sets_1): Remove code for evaluation of
22758 reg_class_superclasses and losing_caller_save_reg_set.
22759 (init_regs): Remove init_reg_autoinc.
22760 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22761 ok_for_base_p_nonstrict): Remove.
22762 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22763 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22764 corresponding entries.
22765 (dump_regclass, record_operand_costs, scan_one_insn,
22766 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22767 record_address_regs, auto_inc_dec_reg_p): Remove.
22768 (gt-regclass.h): Rename to gt-reginfo.h.
22770 * rtl.h (dump_global_regs, retry_global_alloc,
22771 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22773 * Makefile.in (RA_H): Remove.
22774 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22775 Rename regclass.o to reginfo.o.
22776 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
22778 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
22779 (GTFILES): Rename regclass.c to reginfo.c.
22781 * passes.c (init_optimization_passes): Remove pass_local_alloc and
22782 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
22784 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22785 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
22787 (finish_spills): Ditto. Remove code for !flag_ira.
22789 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
22791 PR middle-end/35854
22792 * doc/invoke.texi (rtl debug options): Complete rewrite.
22793 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
22795 * mode-switching.c (pass_mode_switching): Rename pass from
22796 "mode-sw" to "mode_sw".
22797 * except.c (pass_convert_to_eh_ranges): Rename pass from
22798 "eh-ranges" to "eh_ranges".
22799 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
22803 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
22804 Alexander Monakov <amonakov@ispras.ru>
22806 PR middle-end/38857
22807 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
22809 (move_exprs_to_boundary): Change return type and pass through
22810 should_move from move_op. Relax assert. Update usage ...
22811 (schedule_expr_on_boundary): ... here. Use should_move instead of
22813 (move_op_orig_expr_found): Indicate that insn was disconnected from
22815 (code_motion_process_successors): Do not call after_merge_succs
22816 callback if original expression was not found when traversing any of
22818 (code_motion_path_driver): Change return type. Update prototype.
22819 (move_op): Update comment. Add a new parameter (should_move). Update
22820 prototype. Set *should_move based on indication provided by
22821 move_op_orig_expr_found.
22823 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
22825 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
22826 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
22827 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
22828 * config/rs6000/rs6000.c (rs6000_override_options): Default
22829 avoid-indexed-addresses on for Power6, off for everything else.
22830 (avoiding_indexed_address_p): New function.
22831 (rs6000_legitimize_address): Use it.
22832 (rs6000_legitimate_address): Likewise.
22833 * config/rs6000/rs6000.md (movXX_updateX): Likewise
22835 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
22837 PR tree-optimization/38997
22838 * tree-loop-distribution.c (generate_memset_zero): Use
22839 POINTER_PLUS_EXPR for a pointer addition.
22841 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
22843 * config/s390/s390.md (bswap<mode>2): New pattern added.
22845 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22847 * config/s390/s390.md (*tls_load_31): Added type attribute.
22849 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22851 * config/s390/s390.md: Fix a few comments.
22853 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
22855 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
22856 (*tm<mode>_full): Fixed z10prop attribute.
22857 (*tst<mode>_extimm): Fixed z10prop attribute.
22858 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
22859 (*tstqiCCT_cconly): Fixed z10prop attribute.
22860 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
22861 (*movsi_larl): Fixed z10prop attribute.
22862 (*movsi_zarch): Fixed z10prop attribute.
22863 (*movsi_eas): Fixed z10prop attribute.
22864 (*movhi): Fixed z10prop attribute.
22865 (*movqi): Fixed z10prop attribute.
22866 (*movstrictqi): Fixed z10prop attribute.
22867 (*mov<mode>): Fixed z10prop attribute.
22868 (*movcc): Fixed z10prop attribute.
22869 (*sethighpartdi_64): Fixed z10prop attribute.
22870 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
22871 (*negdi2_sign_cc): Fixed z10prop attribute.
22872 (*negdi2_sign): Fixed z10prop attribute.
22873 (*absdi2_sign_cc): Fixed z10prop attribute.
22874 (*absdi2_sign): Fixed z10prop attribute.
22875 (*negabsdi2_sign_cc): Fixed z10prop attribute.
22876 (*negabsdi2_sign): Fixed z10prop attribute.
22877 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
22878 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
22879 (doloop_si64): Fixed z10prop attribute.
22880 (doloop_si31): Fixed z10prop attribute.
22881 (doloop_long): Fixed z10prop attribute.
22882 (indirect_jump): Fixed z10prop attribute.
22883 (nop): Fixed z10prop attribute.
22884 (main_base_64): Fixed z10prop attribute.
22885 (reload_base_64): Fixed z10prop attribute.
22887 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22889 PR rtl-optimization/38740
22890 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
22892 * config/mips/mips.c (mips_reorg): Likewise.
22894 2009-01-28 Richard Guenther <rguenther@suse.de>
22896 PR tree-optimization/38926
22897 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
22898 with the correct value id to a value.
22899 (do_regular_insertion): Use the value number of edoubleprime
22900 for the value number of the expr.
22903 2008-08-21 Richard Guenther <rguenther@suse.de>
22905 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
22906 a PHI ask VN if it is already available.
22907 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
22908 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
22910 2009-01-28 Jakub Jelinek <jakub@redhat.com>
22912 PR middle-end/38934
22913 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
22914 set to varying whenever max has TREE_OVERFLOW set, similarly
22915 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
22917 2009-01-28 Richard Guenther <rguenther@suse.de>
22919 PR middle-end/38908
22920 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
22921 uninitialized aggregate uses in call arguments.
22923 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
22925 PR tree-optimization/38984
22926 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
22927 the nothing_id variable if -fno-delete-null-pointer-checks.
22929 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
22932 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
22933 (set_got_offset_rex64): Ditto.
22935 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
22938 * doc/extend.texi: Improve local variable with asm reg.
22940 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
22942 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
22943 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
22944 was not supplied then set warn_packed_bitfield_compat to the
22945 default value of 1.
22946 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
22949 2009-01-27 Richard Guenther <rguenther@suse.de>
22951 PR tree-optimization/38503
22952 * cfgexpand.c (expand_gimple_basic_block): Ignore
22953 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
22954 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
22955 variables that cannot have TBAA applied.
22956 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
22959 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
22961 PR middle-end/38969
22962 * calls.c (initialize_argument_information): Do not wrap complex
22963 arguments in SAVE_EXPR.
22965 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
22967 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
22968 (INSTALL_LIBGCC): Revert typo commit.
22970 2009-01-26 Richard Guenther <rguenther@suse.de>
22972 PR tree-optimization/38745
22973 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
22974 from special handling.
22976 2009-01-26 Richard Guenther <rguenther@suse.de>
22978 PR tree-optimization/38745
22979 * tree-ssa.c (execute_update_addresses_taken): Do not include
22980 variables that cannot possibly be a register in not_reg_needs.
22981 Do not clear TREE_ADDRESSABLE on vars that may not become
22983 * tree-ssa.c (update_alias_info_1): Include those in the set
22984 of addressable vars.
22986 2009-01-26 Richard Guenther <rguenther@suse.de>
22988 PR middle-end/38851
22989 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
22990 * tree-ssa-dse.c: Include langhooks.h
22991 (execute_simple_dse): Remove stores with zero size.
22993 2009-01-24 Jakub Jelinek <jakub@redhat.com>
22996 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
22999 2009-01-24 Julian Brown <julian@codesourcery.com>
23001 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23002 config/arm/linux-atomic.c.
23003 * config/arm/linux-atomic.c: New.
23005 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23007 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23008 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23009 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23011 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23014 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23017 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23019 PR tree-optimization/38953
23020 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23021 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23022 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23023 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23026 2009-01-24 Paul Brook <paul@codesourcery.com>
23028 * config/arm/neon.md (neon_type): Move to arm.md.
23029 (neon_mov<VSTRUCT>): Add neon_type attribute.
23030 * config/arm/arm.md (neon_type): Move to here.
23031 (conds): Add "unconditioal" and use as default for NEON insns.
23033 2009-01-24 Ben Elliston <bje@au.ibm.com>
23035 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23036 void *' warning from -Wc++-compat.
23037 * Makefile.in (dominance.o-warn): Remove.
23039 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23041 PR tree-optimization/38932
23042 * fold-const.c (fold_unary_ignore_overflow): New.
23043 * tree.h (fold_unary_ignore_overflow): Declare.
23044 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23045 * tree-ssa-sccvn.c (visit_reference_op_load,
23046 simplify_unary_expression): Likewise.
23048 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23050 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23051 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23052 regardless of their type.
23053 * c-common.c (handle_packed_attribute): Don't ignore packed on
23055 * c.opt (Wpacked-bitfield-compat): New warning option.
23056 * stor-layout.c (place_field): Warn if offset of a field changed.
23057 * doc/extend.texi (packed): Mention the ABI change.
23058 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23059 (Warning Options): Add it to the list.
23061 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23063 * c-opts.c (c_common_post_options): Fix a typo in comments.
23065 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23067 PR middle-end/38615
23068 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23069 variables to static.
23070 * doc/invoke.texi (-fmerge-all-constants): Update description.
23072 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23075 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23076 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23078 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23080 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23082 (LOCAL_ALIGNMENT): Similarly.
23084 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23085 Joseph Myers <joseph@codesourcery.com>
23087 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23088 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23089 * config/arm/arm-tune.md: Regenerate.
23090 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23093 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23095 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23096 version number to five.
23098 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23101 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23102 * c-common.c (set_underlying_type): Likewise.
23103 (is_typedef_decl ): Likewise
23105 (set_underlying_type): Likewise.
23106 (is_typedef_type): Likewise.
23108 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23110 PR middle-end/38587
23111 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23114 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23117 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23118 (LIBGCC_SPEC): Don't define.
23119 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23121 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23123 PR rtl-optimization/38879
23124 * alias.c (base_alias_check): Unaligned access via AND address can
23125 alias all surrounding object types except those with sizes equal
23126 or wider than the size of unaligned access.
23128 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23131 * c-decl.c (clone_underlying_type): Move this ...
23132 * c-common.c (set_underlying_type): ... here.
23133 Also, make sure the function properly sets TYPE_STUB_DECL() on
23134 the newly created typedef variant type.
23135 (is_typedef_decl ): New entry point.
23136 * tree.h: Added a new member member_types_needing_access_check to
23137 struct tree_decl_non_common.
23138 (set_underlying_type): New entry point.
23139 (is_typedef_type): Likewise.
23141 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23143 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23144 Check whether two instructions have memory references that
23145 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23146 are helper functions for traversing.
23147 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23148 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23149 not to draw dependency edge for instructions with non-conflicting
23152 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23155 * longlong.h: Update copyright years. Use soft-fp license notice.
23156 Sync __clz_tab declaration with glibc.
23158 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23161 * doc/extend.texi (syscall_linkage): New.
23162 (version_id): Modify.
23164 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23165 Richard Guenther <rguenther@suse.de>
23167 PR tree-optimization/38747
23168 PR tree-optimization/38748
23169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23170 conversion if the base address is an indirect reference and the
23171 aliasing sets could cause issues.
23173 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23175 * common.opt (fgraphite, fgraphite-identity): Add comment for
23176 explaining why these options are not documented.
23178 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23180 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23181 gimple_call_lhs is NULL.
23183 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23186 * emit-rtl.c (adjust_address_1): Make sure memref is never
23189 2009-01-20 Ben Elliston <bje@au.ibm.com>
23191 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23192 const qualifier from arg parameter. Remove unnecessary cast to char *.
23193 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23194 const qualifier from arg 2.
23196 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23198 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23200 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23203 * rtl.h (reinit_regs): New prototype.
23204 * regclass.c: Include ira.h.
23205 (reinit_regs): New.
23206 * Makefile.in (regclass.o): Add ira.h.
23207 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23209 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23212 * c-common.c (handle_aligned_attribute): Use
23213 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23214 default alignment value.
23216 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23218 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23219 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23221 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23222 __BIGGEST_ALIGNMENT__.
23224 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23226 2009-01-18 Richard Guenther <rguenther@suse.de>
23228 PR tree-optimization/38819
23229 * tree-flow.h (operation_could_trap_helper_p): Declare.
23230 * tree-eh.c (operation_could_trap_helper_p): Export.
23231 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23232 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23233 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23234 are about to insert a possibly trapping instruction and fail
23237 2009-01-18 Andreas Schwab <schwab@suse.de>
23239 * doc/install.texi (Configuration): Remove obsolete paragraph
23240 about use of --with-gnu-ld with --with-gnu-as.
23242 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23244 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23245 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23246 Follow spelling conventions.
23248 2009-01-18 Ben Elliston <bje@au.ibm.com>
23250 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23251 C++ warning about implicit conversion from void * to struct
23253 (bitmap_obstack_free): Likewise for bitmap_element *.
23254 * Makefile.in (bitmap.o-warn): Remove.
23256 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23258 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23260 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23261 Tobias Grosser <tobi.grosser@amd.com>
23263 * graphite.c (graphite_trans_scop_block): Do not block single
23266 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23268 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23269 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23270 test with assertion.
23272 2009-01-16 Richard Guenther <rguenther@suse.de>
23274 PR tree-optimization/38835
23275 PR middle-end/36227
23276 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23277 and INT + PTR -> (INT)(PTR p+ INT) folding.
23278 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23280 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23283 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23284 the subreg from a lowpart subreg if it is also casting the value.
23286 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23287 Tobias Grosser <tobi.grosser@amd.com>
23289 * graphite.c (compare_prefix_loops): New.
23290 (build_scop_canonical_schedules): Rewritten.
23291 (graphite_transform_loops): Move build_scop_canonical_schedules
23292 after build_scop_iteration_domain.
23294 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23295 Tobias Grosser <tobi.grosser@amd.com>
23297 * graphite.c (add_conditions_to_domain): Add the loops to
23298 the dimension of the iteration domain. Do copy the domain
23299 only when it exists.
23300 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23301 (add_conditions_to_constraints): New.
23302 (can_generate_code_stmt, can_generate_code): Removed.
23303 (gloog): Do not call can_generate_code.
23304 (graphite_transform_loops): Call add_conditions_to_constraints
23305 after building the iteration domain.
23307 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23309 PR tree-optimization/38789
23310 * tree-ssa-threadedge.c
23311 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23312 __builtin_constant_p.
23314 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23316 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23317 examined before deleting them.
23319 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23321 * function.c (aggregate_value_p): Correctly extract the function
23322 type from CALL_EXPR_FN lookup.
23324 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23326 * config/picochip/picochip.c (picochip_override_options): Revert
23327 CFI asm flag disable commited previously.
23329 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23330 Tobias Grosser <tobi.grosser@amd.com>
23331 Jan Sjodin <jan.sjodin@amd.com>
23333 * graphite.c (scan_tree_for_params): On substractions negate
23334 all the coefficients of the term.
23335 (clast_to_gcc_expression_red): New. Handle reduction expressions
23336 of more than two operands.
23337 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23338 (get_vdef_before_scop): Handle also the case of default definitions.
23340 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23342 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23343 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23344 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23346 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23347 Joey Ye <joey.ye@intel.com>
23349 PR middle-end/37843
23350 * cfgexpand.c (expand_stack_alignment): Don't update stack
23351 boundary nor check incoming stack boundary here.
23352 (gimple_expand_cfg): Update stack boundary and check incoming
23353 stack boundary here.
23355 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23357 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23359 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23361 PR rtl-optimization/38245
23362 * calls.c (expand_call): Add stack arguments to
23363 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23364 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23365 in regs and partially in memory or BLKmode arguments.
23366 (emit_library_call_value_1): Add stack arguments to
23367 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23368 ACCUMULATE_OUTGOING_ARGS).
23369 * dce.c: Include tm_p.h.
23370 (find_call_stack_args): New function.
23371 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23373 (mark_insn): Call find_call_stack_args for CALL_Ps.
23374 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23375 forwards. Allocate and free arg_stores bitmap if needed, pass it
23376 down to deletable_insn_p, don't mark stores set in arg_stores
23377 bitmap, clear the bitmap at the beginning of each bb.
23378 * Makefile.in (dce.o): Depend on $(TM_P_H).
23380 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23383 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23384 to make sure the insn is a conditional test (bug 22599). Reformat a
23387 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23389 PR middle-end/38431
23390 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23391 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23392 (gloog): Do not call cleanup_tree_cfg.
23393 (graphite_transform_loops): Call cleanup_tree_cfg after all
23394 scops have been code generated.
23396 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23397 * doc/gty.texi (Invoking the garbage collector): Added new node
23398 and section documenting ggc_collect.
23400 2009-01-14 Richard Guenther <rguenther@suse.de>
23402 PR tree-optimization/38826
23403 PR middle-end/38477
23404 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23405 initialization notes only if we actually emitted a warning.
23406 (intra_create_variable_infos): Add constraints for a result decl
23407 that is passed by hidden reference.
23408 (build_pred_graph): Mark all related variables non-direct on
23411 2009-01-14 Nick Clifton <nickc@redhat.com>
23413 * ira-conflicts.c: Include addresses.h for the definition of
23415 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23416 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23418 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23421 * Makefile.in (ira-lives.o): Add except.h.
23423 * ira-lives.c: Include except.h.
23424 (process_bb_node_lives): Process can_throw_internal.
23426 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23428 PR rtl-optimization/38774
23429 * combine.c (simplify_set): When undoing cc_use change, don't do
23430 PUT_CODE on the newly created comparison, but instead put back the
23433 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23435 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23436 values. Remove duplicate arm8 entry.
23438 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23440 PR tree-optimization/38786
23441 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23442 the SSA_NAME case of expand_scalar_variables_expr.
23443 Set the type of an expression to the type of its assign statement.
23444 (expand_scalar_variables_expr): Also gather the scalar computation
23445 used to index the memory access. Do not pass loop_p.
23446 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23447 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23448 the gimple_stmt_iterator where it inserts new code.
23449 Do not pass loop_p.
23450 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23451 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23453 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23455 * graphite.h (debug_value): Removed.
23456 * graphite.c (debug_value): Removed.
23458 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23460 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23461 ldrd/strd with two 32-bit instructions.
23463 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23465 * config/arm/arm.c (struct processors): Pass for speed down into
23466 cost helper functions.
23467 (const_ok_for_op): Handle COMPARE and inequality nodes.
23468 (arm_rtx_costs_1): Rewrite.
23469 (arm_size_rtx_costs): Update prototype.
23470 (arm_rtx_costs): Pass speed down to helper functions.
23471 (arm_slowmul_rtx_costs): Rework cost calculations.
23472 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23473 (arm_9e_rtx_costs): Likewise.
23475 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23477 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23478 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23479 (alpha_legitimize_address): Do not split local symbols wider than
23480 UNITS_PER_WORD into HIGH/LO_SUM parts.
23482 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23485 * gcc.c (process_command): Replace call to execvp with calls
23486 to pex_one and exit.
23488 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23491 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23492 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23493 variant for devices with 3-byte PC.
23494 (__tablejump_elpm__): New.
23496 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23499 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23500 offsetof member-designator, handle it as `[0].'.
23502 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23504 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23505 function when not using named sections on targets with named sections
23506 if branch distance is less than 262132.
23508 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23510 * combine.c (combine_instructions): Recompute
23511 optimize_this_for_speed_p for each BB in the main combine loop.
23513 2009-01-12 Tomas Bily <tbily@suse.cz>
23516 * tree-loop-distribution.c (prop_phis): New function.
23517 (generate_builtin): Call prop_phis.
23518 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23520 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23522 PR tree-optimization/38807
23523 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23524 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23526 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23528 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23529 subreg of op0 to the original op0.
23531 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23533 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23535 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23538 * mips-tfile.c (parse_def): Fix parsing of def strings
23539 starting with digits.
23541 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23544 * config/arm/arm.c (arm_is_long_call_p): Don't call
23545 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23547 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23549 * regrename.c (regrename_optimize): Fix dumping.
23550 (find_oldest_value_reg): Preserve REG_POINTER.
23551 (copy_hardreg_forward_1): Likewise.
23553 2009-01-09 Diego Novillo <dnovillo@google.com>
23555 * gimple.h (struct gimple_statement_base) <uid>: Document
23556 the restrictions on its use.
23557 (gimple_uid): Tidy.
23558 (gimple_set_uid): Tidy.
23560 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23562 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23563 zero guard even if align_bytes != 0 and count is smaller than
23566 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23568 PR rtl-optimization/38495
23569 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23570 (add_range_and_copies_from_move_list): Print all added ranges.
23571 Add ranges to memory optimized destination.
23573 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23577 * config/i386/i386.c (override_options): Reject
23578 -mstringop-strategy=rep_8byte with -m32.
23579 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23580 to 1. Do count comparison against epilogue_size_needed at compile
23581 time even when count_exp was constant forced into register. For
23582 size_needed don't jump to epilogue, instead just avoid aligning
23583 and invoke the body algorithm. If need_zero_guard, add zero guard
23584 even if count is non-zero, but smaller than size_needed + number of
23585 bytes that could be stored for alignment.
23586 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23587 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23588 but smaller than size_needed + number of bytes that could be stored
23589 for alignment. Compare size_needed with epilogue_size_needed instead
23590 of desired_align - align, don't adjust size_needed, pass
23591 epilogue_size_needed to the epilogue expanders.
23594 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23596 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23598 * pa.c (last_address): Change to unsigned.
23599 (update_total_code_bytes): Change argument to unsigned. Don't
23600 check if insn addresses are set.
23601 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23602 addresses are not set.
23603 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23605 2009-01-09 Nick Clifton <nickc@redhat.com>
23607 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23608 DECL_DECLARED_INLINE_P.
23610 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23612 PR middle-end/38347
23613 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23614 GET_MODE (op0) in operand_subword_force calls.
23616 PR middle-end/38771
23617 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23618 fold_convert arg0 operands to TREE_TYPE (op0) first.
23620 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23622 * params.def (ira-max-conflict-table-size): Decrease default value
23625 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23627 PR tree-optimization/37031
23628 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23630 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23631 allocate it using gc instead of heap, use VEC_quick_push instead of
23633 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23634 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23635 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23636 allocated vector from heap allocated.
23637 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23638 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23639 vector only after perfect_loop_nest_depth call.
23641 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23642 Jan Sjodin <jan.sjodin@amd.com>
23644 PR tree-optimization/38559
23645 * graphite.c (debug_value, copy_constraint,
23646 swap_constraint_variables, scale_constraint_variable, ): New.
23647 (get_lower_bound, get_upper_bound): Removed.
23648 (graphite_trans_bb_strip_mine): Clean up this code that works
23649 only for constant number of iterations. Fully copy upper and
23650 lower bound constraints, not only the constant part of them.
23651 * graphite.h (debug_value): Declared.
23653 2009-01-08 Ira Rosen <irar@il.ibm.com>
23655 PR tree-optimization/37194
23656 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23657 Don't add the cost of cost model guard in prologue to scalar
23658 outside cost in case of known number of iterations.
23660 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23661 Alan Modra <amodra@bigpond.net.au>
23663 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23664 non-word-aligned REG+CONST addressing.
23666 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23669 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23670 free_after_compilation when outputting a thunk.
23671 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23672 Do not call free_after_compilation here.
23674 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23676 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23677 (ix86_valid_target_attribute_inner_p): Ditto.
23679 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23681 PR tree-optimization/38492
23682 PR tree-optimization/38498
23683 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23684 * tree-chrec.h (scev_is_linear_expression): Declared.
23685 * graphite.c (graphite_cannot_represent_loop_niter): New.
23686 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23687 (graphite_loop_normal_form): Use gcc_assert.
23688 (scan_tree_for_params): Use CASE_CONVERT.
23689 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23690 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23691 Use gcc_assert. Discard scops that contain unhandled cases.
23692 (build_scop_conditions): Return a boolean status for unhandled cases.
23693 (strip_mine_profitable_p): Print the loop number, not its depth.
23694 (is_interchange_valid): Pass the depth of the loop nest, don't
23695 recompute it wrongly.
23696 (graphite_trans_bb_block): Same.
23697 (graphite_trans_bb_block): Print tentative of loop blocking.
23698 (graphite_trans_scop_block): Do not print that the loop has been
23700 (graphite_transform_loops): Do not handle scops that contain condition
23703 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23705 AVX Programming Reference (December, 2008)
23706 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23707 (_mm256_stream_pd): Likewise.
23708 (_mm256_stream_ps): Likewise.
23710 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23711 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23712 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23713 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23714 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23715 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23716 (ix86_expand_special_args_builtin): Likewise.
23718 * config/i386/sse.md (AVXMODEDI): New.
23719 (avx_movnt<mode>): Likewise.
23720 (avx_movnt<mode>): Likewise.
23721 (<sse>_movnt<mode>): Remove AVX support.
23722 (sse2_movntv2di): Likewise.
23724 2009-01-07 Richard Guenther <rguenther@suse.de>
23726 PR middle-end/38751
23727 * fold-const.c (extract_muldiv): Remove obsolete comment.
23728 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23729 to PLUS_EXPR canonicalization for the canonicalization.
23731 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23733 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23734 hosted cross-compilers generating less efficient code.
23736 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23738 * function.h (rtl_data): Add a dbr_scheduled_p field.
23739 * reorg.c (dbr_schedule): Set it.
23740 (gate_handle_delay_slots): Check it.
23741 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23742 (mips_reorg): Check flag_delayed_branch instead of
23743 mips_base_delayed_branch.
23744 (mips_override_options): Don't set mips_base_delayed_branch
23745 or flag_delayed_branch.
23747 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23749 PR rtl-optimization/38426.
23750 * ira.c (ira): Set current_function_is_leaf earlier.
23752 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23754 PR rtl-optimization/38722
23755 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23756 too early, only set a flag and modify after last possible
23759 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23762 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23763 * real.c (decimal_single_format): Correct values of emin and emax.
23764 (decimal_double_format): Ditto.
23765 (decimal_quad_format): Ditto.
23766 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23767 computation of DECnn_MIN and DECnn_MAX for corrected values of
23768 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23769 __DECnn_MIN__, and adjust its computation for the corrected value
23772 2009-01-06 Jan Hubicka <jh@suse.cz>
23775 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
23777 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23779 * doc/contrib.texi (Contributors): Slightly adjust the end note.
23780 Add Robert Clark to the list of testers.
23782 2009-01-06 Jan Hubicka <jh@suse.cz>
23783 Kai Tietz <kai.tietz@onevision.com>
23785 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
23786 * config/i386/i386.c (ix86_expand_call): Add clobbers.
23788 2009-01-06 Jan Hubicka <jh@suse.cz>
23789 Kai Tietz <kai.tietz@onevision.com>
23791 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
23793 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
23794 (ix86_nsaved_regs): Count only general purpose regs.
23795 (ix86_nsaved_sseregs): New.
23796 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
23797 to 16 for w64; compute padding and size of sse reg save area.
23798 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
23799 general purpose regs.
23800 (ix86_emit_save_sse_regs_using_mov): New.
23801 (ix86_expand_prologue): Save SSE regs if needed.
23802 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
23803 (ix86_emit_restore_sse_regs_using_mov): New.
23804 (ix86_expand_epilogue): Save SSE regs if needed.
23806 2009-01-06 Jan Hubicka <jh@suse.cz>
23807 Kai Tietz <kai.tietz@onevision.com>
23809 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
23810 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
23811 functions when accumulate outgoing args is off.
23813 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23816 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
23817 before using pseudos_have_intersected_live_ranges_p.
23819 * ira-int.h (ira_assert): Always define.
23821 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
23823 AVX Programming Reference (December, 2008)
23824 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
23825 (_mm256_permute2_pd): Likewise.
23826 (_mm_permute2_ps): Likewise.
23827 (_mm256_permute2_ps): Likewise.
23828 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
23829 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
23831 * config/i386/i386.c (ix86_builtins): Remove
23832 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
23833 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
23834 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
23835 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
23836 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
23837 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
23838 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
23839 __builtin_ia32_vpermil2ps256.
23840 (ix86_init_mmx_sse_builtins): Updated.
23841 (ix86_expand_args_builtin): Likewise.
23843 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23845 * pa.c (output_call): Relocate non-jump insns in the delay slot of
23846 long absolute calls when generating PA 2.0 code.
23848 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
23850 PR rtl-optimization/38583
23851 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
23853 * params.def (ira-max-conflict-table-size): New.
23855 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
23857 * ira.h (ira_conflicts_p): New external definition.
23859 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
23860 table. Report this. Return result of building.
23861 (ira_build_conflicts): Use ira_conflicts_p. Check result of
23862 building conflict table.
23864 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
23865 (ira_color): Use ira_conflicts_p.
23867 * global.c: Include ira.h.
23868 (pseudo_for_reload_consideration_p, build_insn_chain): Use
23871 * Makefile.in (global.o): Add ira.h.
23873 * ira-build.c (mark_all_loops_for_removal,
23874 propagate_some_info_from_allocno): New.
23875 (remove_unnecessary_allocnos): Call
23876 propagate_some_info_from_allocno.
23877 (remove_low_level_allocnos): New.
23878 (remove_unnecessary_regions): Add parameter. Call
23879 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
23880 parameter to remove_unnecessary_regions.
23881 (ira_build): Remove all regions but root if the conflict table was
23882 not built. Update conflict hard regs for allocnos crossing calls.
23884 * ira.c (ira_conflicts_p): New global.
23885 (ira): Define and use ira_conflicts_p.
23887 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23888 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
23889 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
23891 2009-01-06 Ben Elliston <bje@au.ibm.com>
23893 * gengtype-lex.l (YY_NO_INPUT): Define.
23895 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
23898 * c-common.c (handle_vector_size_attribute): Also reject
23899 BOOLEAN_TYPE types.
23901 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
23903 PR tree-optimization/38492
23904 * graphite.c (rename_map_elt, debug_rename_elt,
23905 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
23906 rename_map_elt_info, eq_rename_map_elts,
23907 get_new_name_from_old_name, bb_in_sese_p): Moved around.
23908 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
23909 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
23910 (sese_build_livein_liveouts): New.
23911 (new_sese, free_sese): New.
23912 (new_scop): Call new_sese.
23913 (free_scop): Call free_sese.
23914 (rename_variables_from_edge, rename_phis_end_scop): Removed.
23915 (register_old_new_names): Renamed register_old_and_new_names.
23916 (register_scop_liveout_renames, add_loop_exit_phis,
23917 insert_loop_close_phis, struct igp,
23918 default_liveout_before_guard, add_guard_exit_phis,
23919 insert_guard_phis, copy_renames): New.
23920 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
23921 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
23922 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
23923 (scop_adjust_phis_for_liveouts): New.
23924 (gloog): Call scop_adjust_phis_for_liveouts.
23926 * graphite.h (struct sese): Documented. Added fields liveout,
23927 num_ver and livein.
23928 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
23929 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
23930 (struct scop): Added field liveout_renames.
23931 (SCOP_LIVEOUT_RENAMES): New.
23933 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23935 PR tree-optimization/38510
23936 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
23937 (translate_clast): Call recompute_all_dominators before
23939 (gloog): Call recompute_all_dominators before graphite_verify.
23941 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
23942 Jan Sjodin <jan.sjodin@amd.com>
23944 PR tree-optimization/38500
23945 * graphite.c (create_sese_edges): Call fix_loop_structure after
23948 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23950 * config.gcc: Add m32r*-*-rtems*.
23951 * config/m32r/rtems.h: New file.
23953 2009-01-05 Ben Elliston <bje@au.ibm.com>
23955 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
23956 (.po.pox): Likewise.
23957 (po/gcc.pot): Likewise.
23959 2009-01-04 David S. Miller <davem@davemloft.net>
23961 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
23962 (STARTING_FRAME_OFFSET): Always set to zero.
23964 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23966 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
23967 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
23968 fixed-point types, and vectors of the same.
23970 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
23972 * config/mips/sync.md (*mb_barrier): Rename to...
23973 (*memory_barrier): ...this.
23975 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
23977 * doc/extend.texi (Function Attributes): Move @cindex after @item
23978 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
23979 and put in alphabetical order. Fix 'target' name and put in order.
23980 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
23983 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
23985 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
23986 (memory_barrier): Expand as unspec instead of unspec_volatile.
23987 Remove mem:BLK from insn operands. Use Pmode scratch register.
23988 (*memory_barrier): Define as unspec instead of unspec_volatile.
23989 Use (match_dup 0) as input operand.
23991 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
23992 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
23993 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
23994 scratch register. Remove operand 1.
23995 (*stbar): Define as unspec instead of unspec_volatile.
23996 Use (match_dup 0) as input operand, remove (const_int 8).
23997 (*membar): Define as unspec instead of unspec_volatile.
23998 Use (match_dup 0) as input operand, remove input operand 2.
24000 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24001 (memory_barrier): Expand as unspec instead of unspec_volatile.
24002 Remove mem:BLK from insn operands. Use Pmode scratch register.
24003 (*memory_barrier): Define as unspec instead of unspec_volatile.
24004 Use (match_dup 0) as input operand.
24006 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24007 Remove mem:BLK from insn operands. Use Pmode scratch register.
24008 Set volatile flag on operand 0.
24009 (*memory_barrier): New insn pattern.
24011 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24013 (*memory_barrier): Use (match_dup 0) as input operand.
24015 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24016 Remove mem:BLK from insn operands. Use Pmode scratch register.
24017 Set volatile flag on operand 0.
24018 (*mb_internal): New insn pattern.
24020 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24022 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24024 PR middle-end/38586
24025 * function.c (struct temp_slot): Move to the section of the file
24026 that deals with temp slots. Remove field 'address'.
24027 (temp_slot_address_table): New hash table of address -> temp slot.
24028 (struct temp_slot_address_entry): New struct, items for the table.
24029 (temp_slot_address_compute_hash, temp_slot_address_hash,
24030 temp_slot_address_eq, insert_temp_slot_address): Support functions
24032 (find_temp_slot_from_address): Rewrite to use the new hash table.
24033 (remove_unused_temp_slot_addresses): Remove addresses of temp
24034 slots that have been made available.
24035 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24036 worker function for remove_unused_temp_slot_addresses.
24037 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24038 Add the temp slot address to the address -> temp slot map.
24039 (update_temp_slot_address): Update via insert_temp_slot_address.
24040 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24041 (pop_temp_slots): Likewise.
24042 (init_temp_slots): Allocate the address -> temp slot map, or empty
24043 the map if it is already allocated.
24044 (prepare_function_start): Initialize temp slot processing.
24046 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24048 PR middle-end/38584
24049 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24050 Calculate the size of all stack vars assuming no packing of stack
24051 vars will happen, replacing a quadratic algorithm with a linear one.
24053 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24056 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24059 2009-01-03 Diego Novillo <dnovillo@google.com>
24061 * doc/contrib.texi: Update contributions.
24063 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24066 * builtins.c (fold_builtin_memory_op): Give up if either operand
24067 is volatile. Set srctype or desttype to non-qualified version
24071 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24072 and FUNCTION_DECLs.
24074 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24076 PR rtl-optimization/35805
24077 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24078 problem if fast dce is able to remove any instructions.
24079 * dce.c (dce_process_block): Fix dump message.
24081 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24084 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24086 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24088 PR middle-end/38690
24089 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24090 * tree-pretty-print.c (op_code_prio): New function.
24091 (op_prio): No longer static. Use op_code_prio.
24092 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24093 Use op_prio and op_code_prio to determine if () should be
24094 printed around operand(s) or not.
24096 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24097 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24098 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24099 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24100 pp_character instead of pp_string for single letter printing.
24102 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24104 * doc/extend.texi: Fix '#pragma GCC option' typo.
24106 2009-01-02 Richard Guenther <rguenther@suse.de>
24108 * doc/install.texi (--enable-checking): Mention different
24109 default for stage1.
24110 (--enable-stage1-checking): Document.
24112 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24114 PR middle-end/30142
24115 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24116 case to be an error.
24118 2009-01-02 Ben Elliston <bje@au.ibm.com>
24120 * config/fp-bit.h (pack_d): Constify argument.
24121 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24122 (isnan): Constify argument.
24124 (iszero): Likewise.
24125 (pack_d): Likewise.
24126 (_fpadd_parts): Constify return type.
24127 (_fpmul_parts): Likewise.
24128 (_fpdiv_parts): Likewise.
24130 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24133 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24134 warn about overwriting initializer with side-effects or
24135 -Woverride-init if !IMPLICIT.
24136 (output_init_element): Likewise. Pass IMPLICIT down to
24138 (process_init_element): Add IMPLICIT argument. Pass it down
24139 to output_init_element.
24140 (push_init_element, pop_init_level, set_designator): Adjust
24141 process_init_element callers.
24142 (set_nonincremental_init, set_nonincremental_init_from_string):
24143 Adjust add_pending_init callers.
24144 (output_pending_init_elements): Adjust output_init_element callers.
24145 * c-tree.h (process_init_element): Adjust prototype.
24146 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24147 process_init_element callers.
24150 Copyright (C) 2009 Free Software Foundation, Inc.
24152 Copying and distribution of this file, with or without modification,
24153 are permitted in any medium without royalty provided the copyright
24154 notice and this notice are preserved.