1 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4 (attr "addrtype"): New member "spreg".
5 Use it if mem_spfp_address_operand is true for the address.
6 (attr "type"): New entry "stall".
7 (cpu_unit "load"): New.
8 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10 (insn_reservation "loadsp"): New.
11 (insn_reservation "load_stall1"): New.
12 (insn_reservation "load_stall3"): New.
14 * config/bfin/predicates.md (const1_operand, const3_operand): New.
15 (mem_p_address_operand): Exclude stack and frame pointer based
17 (mem_spfp_address_operand): New; match them here.
18 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
19 (bfin_reorg): Call it if scheduling insns.
20 (bfin_gen_bundles): Remove dummy insns created by
21 add_sched_insns_for_speculation.
23 From Jie Zhang <jie.zhang@analog.com>:
24 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
25 bfin_si_revision, bfin_workarounds): Move these ...
26 * config/bfin/bfin.h: ... here.
28 2009-09-07 Martin Jambor <mjambor@suse.cz>
31 * tree-sra.c (create_artificial_child_access): Return NULL if
32 build_ref_for_offset fails.
33 (propagate_subacesses_accross_link): Allow build_ref_for_offset
34 and create_artificial_child_access to fail.
36 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
39 * unwind-dw2.c (uw_init_context_1): Mark noinline.
40 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
41 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
43 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
45 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
46 block, ensure it has an exit edge. Emit a barrier after a jump.
48 2009-09-07 Nick Clifton <nickc@redhat.com>
50 * gcc.c (this_is_linker_script): New variable. Like
51 this_is_library_file but for the %T constructor.
52 (end_going_arg): If this_is_linker_script is set then locate the
53 script and insert a --script switch before it
54 (do_spec_2): Initialise this_is_linker_script.
55 (do_spec_1): Likewise. Handle %T construct.
56 (eval_spec_function): Preserve this_is_linker_script.
57 * doc/invoke.texi: Document %T construct in spec files.
58 * config/m32c/m32c.h (LIB_SPEC): Use it.
60 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
62 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
63 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
64 when volatile flag is set.
65 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
67 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
70 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
71 (combine_stack_adjustments_for_block): Allow insns between stack
72 adjustments and stores with corresponding pre-(dec|inc)rement or
75 2009-09-06 Jakub Jelinek <jakub@redhat.com>
78 * combine-stack-adj.c (struct csa_memlist): Rename to...
79 (struct csa_reflist): ... this. Rename mem field to ref.
80 (free_csa_memlist): Rename to...
81 (free_csa_reflist): ... this.
82 (record_one_stack_memref): Rename to...
83 (record_one_stack_ref): ... this. Handle also REG_P.
84 (try_apply_stack_adjustment): Handle also REG_P.
85 (struct record_stack_memrefs_data): Rename to...
86 (struct record_stack_refs_data): ... this. Rename memlist field to
88 (record_stack_memrefs): Rename to...
89 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
90 subexpressions instead of failing when a MEM contains SP references.
91 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
92 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
94 2009-09-06 Richard Guenther <rguenther@suse.de>
97 * tree.c (build_array_type): Do not record types marked
98 with structural equality in the canonical type hashtable.
100 2009-09-06 Richard Guenther <rguenther@suse.de>
103 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
105 2009-09-05 Richard Guenther <rguenther@suse.de>
108 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
110 2009-09-05 Richard Guenther <rguenther@suse.de>
113 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
115 2009-09-05 Richard Guenther <rguenther@suse.de>
118 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
119 before comparing function argument types.
121 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
124 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
127 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
130 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
132 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
133 locators before emit_insn is called.
135 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
138 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
139 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
140 (reginfo_init): Don't call allocate_reg_info.
142 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
145 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
146 NONDEBUG_INSN_P instead of INSN_P.
148 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
151 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
153 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
156 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
157 pattern of the split.
159 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
161 * toplev.c (process_options): Move setter of flag_var_tracking
162 before other tests that depend on it. Move down setter of
163 flag_rename_registers. Don't enable var-tracking-assignments
164 by default if selective scheduling is enabled. Warn if both
167 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
169 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
170 comment. Use switch statement to catch overlaps between rtx
171 and tree codes. Accept FUNCTION_DECLs in addition to those in...
172 (IS_DECL_CODE): ... here. Remove.
173 (check_value_is_not_decl): Remove.
174 (dv_from_decl, dv_from_value): Check after conversion.
176 2009-09-04 Richard Guenther <rguenther@suse.de>
179 * (cgraph_finalize_compilation_unit): Move finalizing aliases
180 after emitting tunks. Move emitting thunks and ctors from ...
181 (cgraph_optimize): ... here. Remove redundant
182 cgraph_analyze_functions.
183 * varasm.c (find_decl_and_mark_needed): Remove no longer
185 (finish_aliases_1): Adjust check for thunk aliases.
187 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
189 * config/arm/arm.md (ctzsi2): Added braces
190 to avoid warning that broke booststrap.
192 2009-09-04 Martin Jambor <mjambor@suse.cz>
194 PR tree-optimization/41112
195 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
196 handle variable-bounded arrays.
197 (expr_with_var_bounded_array_refs_p): New function.
198 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
200 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
202 * config/s390/2097.md: Removed two incorrect bypasses.
203 (z10_fsimpdf): Fixed latency.
204 (z10_fhex): New insn_reservation.
205 (z10_floaddf): Fixed latency.
206 (z10_floadsf): Fixed latency.
207 (z10_ftrunctf): Fixed latency.
208 (z10_ftruncdf): Fixed latency.
209 * config/s390/s390.c (z10_cost): Fixed values.
210 (s390_adjust_priority): Added z10 path.
211 * config/s390/s390.md (type): Added fhex.
212 (*mov<mode>_64dfp): Updated type attribute.
213 (*mov<mode>_64): Updated type attribute.
214 (*mov<mode>_31): Updated type attribute.
215 (*mov<mode>"): Likewise.
216 * config/s390/2084.md (x_fsimpdf): Updated condition.
218 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
220 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
221 RTXs in the predicate for operand 1.
223 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
225 * config/arm/arm.md (UNSPEC_RBIT): New constant.
227 (ctzsi2): New expand.
228 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
230 2009-09-03 Martin Jambor <mjambor@suse.cz>
232 * tree-sra.c (duplicate_expr_for_different_base): Removed.
233 (create_artificial_child_access): Use build_ref_for_offset instead
234 of duplicate_expr_for_different_base.
235 (propagate_subacesses_accross_link): Likewise.
237 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
239 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
241 (mips16e_collect_argument_saves): Skip debug instructions.
242 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
243 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
244 (r10k_insert_cache_barriers): Likewise.
245 (mips_reorg_process_insns): Likewise.
247 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
250 * ira.c (update_equiv_reg): Remove check on class likely spill.
252 2009-09-03 Jakub Jelinek <jakub@redhat.com>
255 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
256 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
260 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
261 the stack slot if it is passed by invisible reference.
262 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
263 by invisible reference.
265 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
267 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
268 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
269 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
271 * config/bfin/sync.md: New file.
272 * config/bfin/bfin.md: Include it.
273 (UNSPEC_ATOMIC): New.
274 (UNSPEC_ONES): Provide a unique number.
276 From Jie Zhang <jie.zhang@analog.com>:
277 * config/bfin/bfin.c (ret_regs): New.
278 (must_save_fp_p): Don't return true because of frame_pointer_needed.
279 (must_save_rets_p): New.
280 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
281 current_function_is_leaf.
283 (do_unlink): Likewise.
284 (expand_interrupt_handler_prologue): Use ret_regs array.
285 (expand_interrupt_handler_epilogue): Use ret_regs array and
286 pass return register to gen_return_internal.
287 (bfin_expand_epilogue): Pass return register to
289 (bfin_expand_call): Explicitly clobber RETS.
290 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
291 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
292 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
293 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
295 (return_internal): Take a reg rtx rather than the register number.
297 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
299 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
300 when comparing against estimated_loop_iterations_int return.
302 2009-09-03 Richard Guenther <rguenther@suse.de>
304 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
305 eh_personality_libfunc.
307 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
309 * tree-parloops.c (separate_decls_in_region): Add space.
311 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
313 * tree-parloops.c (separate_decls_in_region): Change the condition
314 checking if there are reductions in the loop.
316 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
318 PR tree-optimization/38275
319 * tree-parloops.c (parallelize_loops): Replace profitability condition
320 for expected number of iterations.
322 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
324 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
325 (bootstrap-debug): Explain conditions in which it becomes default.
326 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
329 2009-09-03 Namhyung Kim <namhyung@gmail.com>
331 * doc/invoke.texi (Optimize Options): Move
332 -finline-small-functions to the -O2 list.
334 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
336 * toplev.c (process_options): Enable var-tracking-assignments
337 by default if var-tracking is enabled.
339 2009-09-02 David Daney <ddaney@caviumnetworks.com>
341 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
343 * emit-rtl.c (prev_nonnote_insn_bb): New function.
344 * rtl.h (prev_nonnote_insn_bb): Declare it.
346 2009-09-03 Diego Novillo <dnovillo@google.com>
348 * cgraph.c (cgraph_node_for_decl): New.
349 * cgraph.h (cgraph_node_for_decl): Declare.
350 * tree.c (host_integerp): Return 0 if T is NULL.
352 2009-09-03 Diego Novillo <dnovillo@google.com>
354 * tree.h (struct alias_pair): Move from varasm.c.
355 (alias_pairs): Likewise.
356 (TYPE_MAXVAL): Define.
357 (TYPE_MINVAL): Define.
358 (iterative_hash_host_wide_int): Declare.
359 (remove_unreachable_alias_pairs): Declare.
360 * tree-pass.h (pass_ipa_free_lang_data): Declare.
361 * diagnostic.c (default_diagnostic_starter): Make extern.
362 (default_diagnostic_finalizer): Make extern.
363 * diagnostic.h (default_diagnostic_starter): Declare.
364 (default_diagnostic_finalizer): Declare.
365 (default_tree_printer): Declare.
366 * toplev.c (default_tree_printer): Make extern.
368 2009-09-03 Richard Guenther <rguenther@suse.de>
369 Diego Novillo <dnovillo@google.com>
371 * cgraph.c (cgraph_add_new_function): Remove gimplification.
372 * cgraphunit.c (cgraph_expand_function): Do not emit
373 associated thunks from here.
374 (cgraph_emit_thunks): New.
375 (cgraph_optimize): Call it.
376 Return if any IPA pass finds an error.
377 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
380 2009-09-03 Simon Baldwin <simonb@google.com>
381 Rafael Espindola <espindola@google.com>
382 Richard Guenther <rguenther@suse.de>
383 Doug Kwan <dougkwan@google.com>
384 Diego Novillo <dnovillo@google.com>
386 * tree.c: Include tree-pass.h, langhooks-def.h,
387 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
388 (free_lang_data_in_type): New.
389 (need_assembler_name_p): New.
390 (free_lang_data_in_block): New.
391 (free_lang_data_in_decl): New.
392 (struct free_lang_data_d): New.
393 (add_tree_to_fld_list): New.
394 (find_decls_types_r): New.
395 (get_eh_types_for_runtime): New.
396 (find_decls_types_in_eh_region): New.
397 (find_decls_types_in_node): New.
398 (find_decls_types_in_var): New.
399 (free_lang_data_in_cgraph): New.
400 (free_lang_data): New.
401 (gate_free_lang_data): New.
402 (pass_ipa_free_lang_data): New.
404 2009-09-03 Diego Novillo <dnovillo@google.com>
406 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
407 * langhooks.h (struct lang_hooks): Add field free_lang_data.
408 (lang_hooks): Remove const qualifier.
409 * ipa.c (cgraph_remove_unreachable_nodes): Call
410 remove_unreachable_alias_pairs.
411 * except.c (add_type_for_runtime): Check if TYPE has
412 already been converted.
413 (lookup_type_for_runtime): Likewise.
414 (check_handled): Handle converted types.
415 * varasm.c (remove_unreachable_alias_pairs): New.
416 * gimple.c: Include demangle.h.
417 (gimple_decl_printable_name): New.
418 (gimple_fold_obj_type_ref): New.
419 * gimple.h (gimple_decl_printable_name): Declare.
420 (gimple_fold_obj_type_ref): Declare.
421 * passes.c (init_optimization_passes): Add pass
422 pass_ipa_free_lang_data.
423 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
424 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
426 2009-09-03 Diego Novillo <dnovillo@google.com>
428 * c-lang.c (lang_hooks): Remove const qualifier.
430 2009-09-02 Loren James Rittle <ljrittle@acm.org>
432 * doc/install.texi (*-*-freebsd*): Update target information.
434 2009-09-02 Anatoly Sokolov <aesok@post.ru>
436 * hard-reg-set.h (call_fixed_regs): Remove.
437 * reginfo.c (call_fixed_regs): Remove.
438 (init_reg_sets_1): Remove initialization of call_fixed_regs.
439 (globalize_reg): Don't use call_fixed_regs.
440 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
443 2009-09-01 Michael Matz <matz@suse.de>
445 * expr.h (emit_storent_insn, expand_expr_real_1,
446 expand_expr_real_2): Declare.
447 * expr.c (emit_storent_insn, expand_expr_real_1,
448 expand_expr_real_2): Export.
449 (store_expr): Setting and evaluating dont_return_target is
451 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
452 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
453 * except.c (expand_resx_expr): Rename to ...
454 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
455 * except.h (expand_resx_stmt): Declare.
456 * stmt.c: Add include gimple.h
457 (expand_asm_expr): Rename to ...
458 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
459 (expand_case): Rewrite to take gimple statement.
460 * tree.h (expand_asm_stmt): Declare.
461 (expand_case): Change prototype.
462 * Makefile.in (stmt.o): Depend on gimple.h.
463 * builtins.c (expand_builtin_synchronize): Build gimple asm
464 statement, not an ASM_EXPR.
465 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
466 gimple_to_tree, release_stmt_tree): Remove.
467 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
468 ggc_free, but hold comparison code and operands separately.
469 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
470 (expand_call_stmt, expand_gimple_stmt_1,
471 expand_gimple_stmt): New helpers.
472 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
473 release_stmt_tree. Call expand_gimple_stmt instead.
474 (expand_gimple_basic_block): Ditto.
476 * calls.c (emit_call_1): Don't look at EH regions here, make
477 fntree parameter useless.
478 (expand_call): New local rettype for TREE_TYPE(exp), use it
479 throughout. Remove local p, use addr instead.
480 Don't look at EH regions here.
482 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
484 * doc/invoke.texi (-fsched-pressure): Document it.
485 (-fsched-reg-pressure-heuristic): Remove it.
487 * reload.c (ira.h): Include.
488 (find_reloads): Add choosing reload on number of small spilled
491 * haifa-sched.c (ira.h): Include.
492 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
493 saved_reg_pressure, curr_reg_live, saved_reg_live,
494 region_ref_regs): New variables.
495 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
496 initiate_reg_pressure_info, setup_ref_regs,
497 initiate_bb_reg_pressure_info, save_reg_pressure,
498 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
500 (setup_insn_reg_pressure_info): New function.
501 (rank_for_schedule): Add pressure checking and insn issue time.
502 Remove comparison of insn reg weights.
503 (ready_sort): Set insn reg pressure info.
504 (update_register_pressure, setup_insn_max_reg_pressure,
505 update_reg_and_insn_max_reg_pressure,
506 sched_setup_bb_reg_pressure_info): New functions.
507 (schedule_insn): Add code for printing and updating reg pressure
509 (find_set_reg_weight, find_insn_reg_weight): Remove.
510 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
511 (debug_ready_list): Print reg pressure info.
512 (schedule_block): Ditto. Check insn issue time.
513 (sched_init): Set up sched_pressure_p. Allocate and set up some
514 reg pressure related info.
515 (sched_finish): Free some reg pressure related info.
516 (fix_tick_ready): Make insn always ready if pressure_p.
517 (init_h_i_d): Don't call find_insn_reg_weight.
518 (haifa_finish_h_i_d): Free insn reg pressure info.
520 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
521 ira_memory_move_cost, ira_class_hard_regs,
522 ira_class_hard_regs_num, ira_no_alloc_regs,
523 ira_available_class_regs, ira_reg_class_cover_size,
524 ira_reg_class_cover, ira_class_translate): Move to ira.h.
526 * ira-lives.c (single_reg_class): Check mode to find how many
527 registers are necessary for operand.
528 (ira_implicitly_set_insn_hard_regs): New.
530 * common.opt (fsched-pressure): New options.
531 (fsched-reg-pressure-heuristic): Remove.
533 * ira.c (setup_eliminable_regset): Rename to
534 ira_setup_eliminable_regset. Make it external.
535 (expand_reg_info): Pass cover class to setup_reg_classes.
536 (ira): Call resize_reg_info instead of allocate_reg_info.
538 * sched-deps.c: Include ira.h.
539 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
540 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
541 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
542 mark_insn_hard_regno_birth, mark_insn_reg_birth,
543 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
544 mark_insn_reg_store, mark_insn_reg_clobber,
545 setup_insn_reg_pressure_info): New.
546 (sched_analyze_1): Update implicit_reg_pending_uses.
547 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
548 Use them to create dependencies. Set insn reg uses and pressure
549 info. Process reg_pending_uses in one place.
550 (free_deps): Free implicit sets.
551 (remove_from_deps): Remove implicit sets if necessary. Check
552 implicit sets when clearing reg_last_in_use.
553 (init_deps_global): Clear implicit_reg_pending_clobbers and
554 implicit_reg_pending_uses.
556 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
557 ira_memory_move_cost, ira_class_hard_regs,
558 ira_class_hard_regs_num, ira_no_alloc_regs,
559 ira_available_class_regs, ira_reg_class_cover_size,
560 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
561 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
562 ira_implicitly_set_insn_hard_regs): New prototypes.
564 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
565 cost_elements_num): New variables.
566 (allocno_costs, total_costs): Rename to costs and
568 (COSTS_OF_ALLOCNO): Rename to COSTS.
569 (allocno_pref): Rename to pref.
570 (allocno_pref_buffer): Rename to pref_buffer.
571 (common_classes): Rename to regno_cover_class.
573 (record_reg_classes): Set allocno attributes only if allocno_p.
574 (record_address_regs): Ditto. Use COST_INDEX instead of
576 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
577 and COSTS_OF_ALLOCNO.
578 (print_costs): Rename to print_allocno_costs.
579 (print_pseudo_costs): New.
580 (process_bb_node_for_costs): Split into 2 functions with new
581 function process_bb_for_costs. Pass BB to process_bb_for_costs.
582 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
583 new parameter dump_file. Use cost_elements_num instead of
584 ira_allocnos_num. Make one iteration if preferred classes were
585 already calculated for scheduler. Make 2 versions of code
586 depending on allocno_p.
587 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
588 regno_cover_class and COSTS instead of common_classes and
590 (init_costs, finish_costs): New.
591 (ira_costs): Set up allocno_p and cost_elements_num. Call
592 init_costs and finish_costs.
593 (ira_set_pseudo_classes): New.
595 * rtl.h (allocate_reg_info): Remove.
596 (resize_reg_info): Change return type.
597 (reg_cover_class): New.
598 (setup_reg_classes): Add new parameter.
600 * sched-int.h (struct deps_reg): New member implicit_sets.
601 (sched_pressure_p, sched_regno_cover_class): New external
603 (INCREASE_BITS): New macro.
604 (struct reg_pressure_data, struct reg_use_data): New.
605 (struct _haifa_insn_data): Remove reg_weight. Add members
606 reg_pressure, reg_use_list, reg_set_list, and
607 reg_pressure_excess_cost_change.
608 (struct deps): New member implicit_sets.
609 (pressure_p): New variable.
610 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
611 (struct reg_pressure_data, struct reg_use_data): New.
612 (INSN_REG_WEIGHT): Remove.
613 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
614 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
616 (sched_init_region_reg_pressure_info,
617 sched_setup_bb_reg_pressure_info): New prototypes.
619 * reginfo.c (struct reg_pref): New member coverclass.
620 (reg_cover_class): New function.
621 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
622 (reg_info_size): New variable.
623 (allocate_reg_info): Make static. Setup reg_info_size.
624 (resize_reg_info): Use reg_info_size. Return flag of resizing.
625 (setup_reg_classes): Add a new parameter. Setup cover class too.
627 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
630 * sched-rgn.c (deps_join): Set up implicit_sets.
631 (schedule_region): Set up region and basic blocks pressure
634 * passes.c (init_optimization_passes): Move
635 pass_subregs_of_mode_init before pass_sched.
637 2009-09-02 Martin Jambor <mjambor@suse.cz>
639 * tree-sra.c (struct access): New field grp_hint.
640 (dump_access): Dump grp_hint.
641 (sort_and_splice_var_accesses): Set grp_hint if a group is read
643 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
644 those which have been specifically read and somehow written to.
645 (propagate_subacesses_accross_link): Set grp_hint of right child and
646 also possibly of the left child.
648 2009-09-02 Jakub Jelinek <jakub@redhat.com>
650 * tree-object-size.c (addr_object_size): Always use object_size_type
651 0 or 2 when determining the pointer pointed object size.
653 2009-09-02 Richard Guenther <rguenther@suse.de>
656 2009-08-31 Richard Guenther <rguenther@suse.de>
658 * builtins.c (fold_builtin_memory_op): Use the alias oracle
659 to query if the memory regions for memmove overlap.
660 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
661 asserts on pointers, instead deal with odd trees.
662 (ptr_derefs_may_alias_p): Likewise.
663 (refs_may_alias_p_1): Constructor bases also never alias.
665 2009-08-01 Christian Bruel <christian.bruel@st.com>
668 2009-07-31 Christian Bruel <christian.bruel@st.com>
669 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
671 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
673 * doc/invoke.texi (-fvar-tracking-assignments): New.
674 (-fvar-tracking-assignments-toggle): New.
675 (-fdump-final-insns=file): Mark filename as optional.
676 (--param min-nondebug-insn-uid): New.
677 (-gdwarf-@{version}): Mention version 4.
678 * opts.c (common_handle_option): Accept it.
679 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
680 * regrename.c (regrename_optimize): Drop last. Don't count debug
681 insns as uses. Don't reject change because of debug insn.
682 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
683 from the chain starter, and check for inexact matches in
685 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
686 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
687 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
688 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
689 * doc/gimple.texi (is_gimple_debug): New.
690 (gimple_debug_bind_p): New.
691 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
692 * doc/install.texi (bootstrap-debug): More details.
693 (bootstrap-debug-big, bootstrap-debug-lean): Document.
694 (bootstrap-debug-lib): More details.
695 (bootstrap-debug-ckovw): Update.
696 (bootstrap-time): New.
697 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
698 (insert_phi_nodes_for): Insert debug stmts.
699 (rewrite_stmt): Take iterator. Insert debug stmts.
700 (rewrite_enter_block): Adjust.
701 (maybe_replace_use_in_debug_stmt): New.
702 (rewrite_update_stmt): Use it.
703 (mark_use_interesting): Return early for debug stmts.
704 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
705 stmts before replacing stmt.
706 (move_computations_stmt): Likewise.
707 * ira-conflicts.c (add_copies): Skip debug insns.
708 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
709 (regstat_bb_compute_ri): Skip debug insns.
710 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
711 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
712 check_loop_closed_ssa_stmt): Skip debug stmts.
713 * tree-tailcall.c (find_tail_calls): Likewise.
714 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
715 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
716 (build_var_debug_value_stat): Declare.
717 (build_var_debug_value): Define.
718 (target_for_debug_bind): Declare.
719 * reload.c (find_equiv_reg): Skip debug insns.
720 * rtlanal.c (reg_used_between_p): Skip debug insns.
721 (side_effects_p): Likewise.
722 (canonicalize_condition): Likewise.
723 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
724 insns never depend on debug insns.
725 (create_ddg_dep_no_link): Likewise.
726 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
727 Don't add inter-loop dependencies for debug insns.
728 (build_intra_loop_deps): Likewise.
729 (create_ddg): Count debug insns.
730 * ddg.h (struct ddg::num_debug): New.
731 (num_backargs): Pair up with previous int field.
732 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
733 -fcompare-debug-second.
734 * final.c (get_attr_length_1): Skip debug insns.
735 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
736 * gcc.c (invoke_as): Call compare-debug-dump-opt.
737 (driver_self_specs): Map -fdump-final-insns to
738 -fdump-final-insns=..
739 (get_local_tick): New.
740 (compare_debug_dump_opt_spec_function): Test for . argument and
741 compute output name. Compute temp output spec without flag name.
742 Compute -frandom-seed.
743 (OPT): Undef after use.
744 * cfgloopanal.c (num_loop_insns): Skip debug insns.
745 (average_num_loop_insns): Likewise.
746 * params.h (MIN_NONDEBUG_INSN_UID): New.
747 * gimple.def (GIMPLE_DEBUG): New.
748 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
749 * auto-inc-dec.c (merge_in_block): Skip debug insns.
750 (merge_in_block): Fix whitespace.
751 * toplev.c (flag_var_tracking): Update comment.
752 (flag_var_tracking_assignments): New.
753 (flag_var_tracking_assignments_toggle): New.
754 (process_options): Don't open final insns dump file if we're not
755 going to write to it. Compute defaults for var_tracking.
756 * df-scan.c (df_insn_rescan_debug_internal): New.
757 (df_uses_record): Handle debug insns.
758 * haifa-sched.c (ready): Initialize n_debug.
759 (contributes_to_priority): Skip debug insns.
760 (dep_list_size): New.
762 (rank_for_schedule): Likewise. Schedule debug insns as soon as
763 they're ready. Disregard previous debug insns to make decisions.
764 (queue_insn): Never queue debug insns.
765 (ready_add, ready_remove_first, ready_remove): Count debug insns.
766 (schedule_insn): Don't reject debug insns because of issue rate.
767 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
768 (queue_to_ready): Skip and discount debug insns.
769 (choose_ready): Let debug insns through.
770 (schedule_block): Check boundary debug insns. Discount debug
771 insns, schedule them early. Adjust whitespace.
772 (set_priorities): Check for boundary debug insns.
773 (add_jump_dependencies): Use dep_list_size.
774 (prev_non_location_insn): New.
776 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
778 (remove_unused_ivs): Reset debug stmts.
779 * modulo-sched.c (const_iteration_count): Skip debug insns.
780 (res_MII): Discount debug insns.
781 (loop_single_full_bb_p): Skip debug insns.
782 (sms_schedule): Likewise.
783 (sms_schedule_by_order): Likewise.
784 (ps_has_conflicts): Likewise.
785 * caller-save.c (refmarker_fn): New.
786 (save_call_clobbered_regs): Replace regs with saved mem in
788 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
789 Call refmarker_fn mark for hardregnos.
790 (mark_reg_as_referenced): New.
791 (replace_reg_with_saved_mem): New.
792 * ipa-pure-const.c (check_stmt): Skip debug stmts.
793 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
795 (cse_extended_basic_block): Skip debug insns.
796 (count_reg_usage): Likewise.
797 (is_dead_reg): New, split out of...
798 (set_live_p): ... here.
799 (insn_live_p): Use it for debug insns.
800 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
801 (execute_optimize_stdarg): Likewise.
802 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
803 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
804 changes in debug stmts as changes.
805 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
806 (moveup_expr): Don't move across debug insns. Don't move
807 debug insn if it would create a bookkeeping block.
808 (moveup_expr_cached): Don't use cache for debug insns that
810 (compute_av_set_inside_bb): Skip debug insns.
811 (sel_rank_for_schedule): Schedule debug insns first. Remove
813 (block_valid_for_bookkeeping_p); Support lax searches.
814 (create_block_for_bookkeeping): Adjust block numbers when
815 encountering debug-only blocks.
816 (find_place_for_bookkeeping): Deal with debug-only blocks.
817 (generate_bookkeeping_insn): Accept no place to insert.
818 (remove_temp_moveop_nops): New argument full_tidying.
819 (prepare_place_to_insert): Deal with debug insns.
820 (advance_state_on_fence): Debug insns don't start cycles.
821 (update_boundaries): Take fence as argument. Deal with
823 (schedule_expr_on_boundary): No full_tidying on debug insns.
824 (fill_insns): Deal with debug insns.
825 (track_scheduled_insns_and_blocks): Don't count debug insns.
826 (need_nop_to_preserve_insn_bb): New, split out of...
827 (remove_insn_from_stream): ... this.
828 (fur_orig_expr_not_found): Skip debug insns.
829 * rtl.def (VALUE): Move up.
831 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
833 (nearest_common_dominator_of_uses): Take debug_stmts argument.
834 Set it if debug stmts are found.
835 (statement_sink_location): Skip debug stmts. Propagate
836 moving defs into debug stmts.
837 * ifcvt.c (first_active_insn): Skip debug insns.
838 (last_active_insns): Likewise.
839 (cond_exec_process_insns): Likewise.
840 (noce_process_if_block): Likewise.
841 (check_cond_move_block): Likewise.
842 (cond_move_convert_if_block): Likewise.
843 (block_jumps_and_fallthru_p): Likewise.
844 (dead_or_predicable): Likewise.
845 * dwarf2out.c (debug_str_hash_forced): New.
846 (find_AT_string): Add comment.
847 (gen_label_for_indirect_string): New.
848 (get_debug_string_label): New.
849 (AT_string_form): Use it.
850 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
851 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
852 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
853 several operations that cannot be represented with DWARF opcodes.
854 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
855 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
856 (dwarf2out_var_location): Take during-call mark into account.
857 (output_indirect_string): Update comment. Output if there are
858 label and references.
859 (prune_indirect_string): New.
860 (prune_unused_types): Call it if debug_str_hash_forced.
861 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
862 (dw_long_long_const): Remove.
863 (struct dw_val_struct): Change val_long_long type to rtx.
864 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
865 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
866 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
867 component instead of HOST_BITS_PER_LONG.
868 (output_loc_operands): Likewise. For const8* assert
869 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
870 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
871 rather than HOST_BITS_PER_LONG is >= 64.
872 (add_AT_long_long): Remove val_hi and val_lo arguments, add
874 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
875 HOST_BITS_PER_LONG for dw_val_class_long_long.
876 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
877 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
878 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
880 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
881 Handle DW_OP_implicit_value.
882 (extract_int): Move prototype earlier.
883 (mem_loc_descriptor): For SUBREG punt if inner
884 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
885 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
886 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
887 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
888 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
889 instead of Pmode size.
890 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
891 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
892 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
893 (concat_loc_descriptor, concatn_loc_descriptor,
894 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
895 (add_location_or_const_value_attribute): Likewise. For single
896 location loc_lists attempt to use add_const_value_attribute
897 for constant decls. Add DW_AT_const_value even if
898 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
900 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
901 (control_flow_insn_p): Likewise.
902 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug
904 (separate_decls_in_region_debug_bind): New.
905 (separate_decls_in_region): Process debug bind stmts afterwards.
906 * recog.c (verify_changes): Handle debug insns.
907 (extract_insn): Likewise.
908 (peephole2_optimize): Skip debug insns.
909 * dse.c (scan_insn): Skip debug insns.
910 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
912 (setup_id_for_insn): Handle debug insns.
913 (maybe_tidy_empty_bb): Adjust whitespace.
914 (tidy_control_flow): Skip debug insns.
915 (sel_remove_insn): Adjust for debug insns.
916 (sel_estimate_number_of_insns): Skip debug insns.
917 (create_insn_rtx_from_pattern): Handle debug insns.
918 (create_copy_of_insn_rtx): Likewise.
919 * sel-sched-.h (sel_bb_end): Declare.
920 (sel_bb_empty_or_nop_p): New.
921 (get_all_loop_exits): Use it.
922 (_eligible_successor_edge_p): Likewise.
923 (return_nop_to_pool): Adjust.
924 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
925 * ira-lives.c (process_bb_node_lives): Skip debug insns.
926 * gimple-pretty-print.c (dump_gimple_debug): New.
927 (dump_gimple_stmt): Use it.
928 (dump_bb_header): Skip gimple debug stmts.
929 * regmove.c (optimize_reg_copy_1): Discount debug insns.
930 (fixup_match_2): Likewise.
931 (regmove_backward_pass): Likewise. Simplify combined
932 replacement. Handle debug insns.
933 * function.c (instantiate_virtual_regs): Handle debug insns.
934 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
935 * print-rtl.h: Include cselib.h.
936 (print_rtx): Print VALUEs. Split out and recurse for
938 * df.h (df_inns_rescan_debug_internal): Declare.
939 * gcse.c (alloc_hash_table): Estimate n_insns.
940 (cprop_insn): Don't regard debug insns as changes.
941 (bypass_conditional_jumps): Skip debug insns.
942 (one_pre_gcse_pass): Adjust.
943 (one_code_hoisting_pass): Likewise.
944 (compute_ld_motion_mems): Skip debug insns.
945 (one_cprop_pass): Adjust.
946 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
947 (if_convertible_stmt_p): Handle debug stmts.
948 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
949 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
950 * ira-build.c (create_bb_allocnos): Skip debug insns.
951 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
952 (has_single_use): Likewise.
953 (single_imm_use): Likewise.
954 (num_imm_uses): Likewise.
955 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
956 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
957 (create_outofssa_var_map): Likewise.
958 * lower-subreg.c (adjust_decomposed_uses): New.
959 (resolve_debug): New.
960 (decompose_multiword_subregs): Use it.
961 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
962 * emit-rtl.c: Include params.h.
963 (cur_debug_insn_uid): Define.
964 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
965 (copy_rtx_if_shared_1): Handle debug insns.
966 (reset_used_flags): Likewise.
967 (set_used_flags): LIkewise.
968 (get_max_insn_count): New.
969 (next_nondebug_insn): New.
970 (prev_nondebug_insn): New.
971 (make_debug_insn_raw): New.
972 (emit_insn_before_noloc): Handle debug insns.
973 (emit_jump_insn_before_noloc): Likewise.
974 (emit_call_insn_before_noloc): Likewise.
975 (emit_debug_insn_before_noloc): New.
976 (emit_insn_after_noloc): Handle debug insns.
977 (emit_jump_insn_after_noloc): Likewise.
978 (emit_call_insn_after_noloc): Likewise.
979 (emit_debug_insn_after_noloc): Likewise.
980 (emit_insn_after): Take loc from earlier non-debug insn.
981 (emit_jump_insn_after): Likewise.
982 (emit_call_insn_after): Likewise.
983 (emit_debug_insn_after_setloc): New.
984 (emit_debug_insn_after): New.
985 (emit_insn_before): Take loc from later non-debug insn.
986 (emit_jump_insn_before): Likewise.
987 (emit_call_insn_before): Likewise.
988 (emit_debug_insn_before_setloc): New.
989 (emit_debug_insn_before): New.
990 (emit_insn): Handle debug insns.
991 (emit_debug_insn): New.
992 (emit_jump_insn): Handle debug insns.
993 (emit_call_insn): Likewise.
995 (init_emit): Take min-nondebug-insn-uid into account.
996 Initialize cur_debug_insn_uid.
997 (emit_copy_of_insn_after): Handle debug insns.
998 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
999 location of single rhs in place.
1000 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1001 (floor_sdiv_adjust): New.
1002 (cell_sdiv_adjust): New.
1003 (cell_udiv_adjust): New.
1004 (round_sdiv_adjust): New.
1005 (round_udiv_adjust): New.
1006 (wrap_constant): Moved from cselib.
1007 (unwrap_constant): New.
1008 (expand_debug_expr): New.
1009 (expand_debug_locations): New.
1010 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1012 (gimple_expand_cfg): Expand debug locations.
1013 * cselib.c: Include tree-pass.h.
1014 (struct expand_value_data): New.
1015 (cselib_record_sets_hook): New.
1016 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1017 (cselib_clear_table): Move, and implemnet in terms of...
1018 (cselib_reset_table_with_next_value): ... this.
1019 (cselib_get_next_unknown_value): New.
1020 (discard_useless_locs): Don't discard preserved values.
1021 (cselib_preserve_value): New.
1022 (cselib_preserved_value_p): New.
1023 (cselib_preserve_definitely): New.
1024 (cselib_clear_preserve): New.
1025 (cselib_preserve_only_values): New.
1026 (new_cselib_val): Take rtx argument. Dump it in details.
1027 (cselib_lookup_mem): Adjust.
1028 (expand_loc): Take regs_active in struct. Adjust. Silence
1029 dumps unless details are requested.
1030 (cselib_expand_value_rtx_cb): New.
1031 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1032 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1033 without details. Copy more subregs. Try to resolve values
1034 using a callback. Wrap constants.
1035 (cselib_subst_to_values): Adjust.
1036 (cselib_log_lookup): New.
1037 (cselib_lookup): Call it.
1038 (cselib_invalidate_regno): Don't count preserved values as
1040 (cselib_invalidate_mem): Likewise.
1041 (cselib_record_set): Likewise.
1042 (struct set): Renamed to cselib_set, moved to cselib.h.
1043 (cselib_record_sets): Adjust. Call hook.
1044 (cselib_process_insn): Reset table when it would be cleared.
1045 (dump_cselib_val): New.
1046 (dump_cselib_table): New.
1047 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1048 (remove_forwarder_block): Support moving debug stmts.
1049 * cselib.h (cselib_record_sets_hook): Declare.
1050 (cselib_expand_callback): New type.
1051 (cselib_expand_value_rtx_cb): Declare.
1052 (cselib_reset_table_with_next_value): Declare.
1053 (cselib_get_next_unknown_value): Declare.
1054 (cselib_preserve_value): Declare.
1055 (cselib_preserved_value_p): Declare.
1056 (cselib_preserve_only_values): Declare.
1057 (dump_cselib_table): Declare.
1058 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1059 (try_crossjump_to_edge): Likewise.
1060 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1061 dominated blocks when debug stmts are present.
1062 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1063 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1064 (set_var_live_on_entry): Likewise.
1065 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1066 * cfglayout.c (curr_location, last_location): Make static.
1067 (set_curr_insn_source_location): Don't avoid bouncing.
1068 (get_curr_insn_source_location): New.
1069 (get_curr_insn_block): New.
1070 (duplicate_insn_chain): Handle debug insns.
1071 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1073 * common.opt (fcompare-debug): Move to sort order.
1074 (fdump-unnumbered-links): Likewise.
1075 (fvar-tracking-assignments): New.
1076 (fvar-tracking-assignments-toggle): New.
1077 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1078 because of debug stmts.
1079 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1080 (eliminate_unnecessary_stmts): Walk dominated blocks before
1082 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1083 * ira.c (memref_used_between_p): Skip debug insns.
1084 (update_equiv_regs): Likewise.
1085 * sched-deps.c (sd_lists_size): Accept empty list.
1086 (sd_init_insn): Mark debug insns.
1087 (sd_finish_insn): Unmark them.
1088 (sd_add_dep): Reject non-debug deps on debug insns.
1089 (fixup_sched_groups): Give debug insns group treatment.
1091 (sched_analyze_reg): Don't mark debug insns for sched before call.
1092 (sched_analyze_2): Handle debug insns.
1093 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1095 (deps_analyze_insn): Handle debug insns.
1096 (deps_start_bb): Skip debug insns.
1097 (init_deps): Initialize last_debug_insn.
1098 * tree-ssa.c (target_for_debug_bind): New.
1099 (find_released_ssa_name): New.
1100 (propagate_var_def_into_debug_stmts): New.
1101 (propagate_defs_into_debug_stmts): New.
1102 (verify_ssa): Skip debug bind stmts without values.
1103 (warn_uninialized_vars): Skip debug stmts.
1104 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1105 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1106 (rtx_equal_p): Likewise.
1107 * ira-costs.c (scan_one_insn): Skip debug insns.
1108 (process_bb_node_for_hard_reg_moves): Likewise.
1109 * rtl.h (DEBUG_INSN_P): New.
1110 (NONDEBUG_INSN_P): New.
1111 (MAY_HAVE_DEBUG_INSNS): New.
1112 (INSN_P): Accept debug insns.
1113 (RTX_FRAME_RELATED_P): Likewise.
1114 (INSN_DELETED_P): Likewise
1115 (PAT_VAR_LOCATION_DECL): New.
1116 (PAT_VAR_LOCATION_LOC): New.
1117 (PAT_VAR_OCATION_STATUS): New.
1118 (NOTE_VAR_LOCATION_DECL): Reimplement.
1119 (NOTE_VAR_LOCATION_LOC): Likewise.
1120 (NOTE_VAR_LOCATION_STATUS): Likewise.
1121 (INSN_VAR_LOCATION): New.
1122 (INSN_VAR_LOCATION_DECL): New.
1123 (INSN_VAR_LOCATION_LOC): New.
1124 (INSN_VAR_LOCATION_STATUS): New.
1125 (gen_rtx_UNKNOWN_VAR_LOC): New.
1126 (VAR_LOC_UNKNOWN_P): New.
1127 (NOTE_DURING_CALL_P): New.
1128 (SCHED_GROUP_P): Accept debug insns.
1129 (emit_debug_insn_before): Declare.
1130 (emit_debug_insn_before_noloc): Declare.
1131 (emit_debug_insn_beore_setloc): Declare.
1132 (emit_debug_insn_after): Declare.
1133 (emit_debug_insn_after_noloc): Declare.
1134 (emit_debug_insn_after_setloc): Declare.
1135 (emit_debug_insn): Declare.
1136 (make_debug_insn_raw): Declare.
1137 (prev_nondebug_insn): Declare.
1138 (next_nondebug_insn): Declare.
1139 (delegitimize_mem_from_attrs): Declare.
1140 (get_max_insn_count): Declare.
1141 (wrap_constant): Declare.
1142 (unwrap_constant): Declare.
1143 (get_curr_insn_source_location): Declare.
1144 (get_curr_insn_block): Declare.
1145 * tree-inline.c (insert_debug_decl_map): New.
1146 (processing_debug_stmt): New.
1147 (remap_decl): Don't create new mappings in debug stmts.
1148 (remap_gimple_op_r): Don't add references in debug stmts.
1149 (copy_tree_body_r): Likewise.
1150 (remap_gimple_stmt): Handle debug bind stmts.
1151 (copy_bb): Skip debug stmts.
1152 (copy_edges_for_bb): Likewise.
1153 (copy_debug_stmt): New.
1154 (copy_debug_stmts): New.
1155 (copy_body): Copy debug stmts at the end.
1156 (insert_init_debug_bind): New.
1157 (insert_init_stmt): Take id. Skip and emit debug stmts.
1158 (setup_one_parameter): Remap variable earlier, register debug
1160 (estimate_num_insns): Skip debug stmts.
1161 (expand_call_inline): Preserve debug_map.
1162 (optimize_inline_calls): Check for no debug_stmts left-overs.
1163 (unsave_expr_now): Preserve debug_map.
1164 (copy_gimple_seq_and_replace_locals): Likewise.
1165 (tree_function_versioning): Check for no debug_stmts left-overs.
1166 Init and destroy debug_map as needed. Split edges unconditionally.
1167 (build_duplicate_type): Init and destroy debug_map as needed.
1168 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1169 (struct copy_body_data): Add debug_stmts and debug_map.
1170 * sched-int.h (struct ready_list): Add n_debug.
1171 (struct deps): Add last_debug_insn.
1172 (DEBUG_INSN_SCHED_P): New.
1173 (BOUNDARY_DEBUG_INSN_P): New.
1174 (SCHEDULE_DEBUG_INSN_P): New.
1175 (sd_iterator_cond): Accept empty list.
1176 * combine.c (create_log_links): Skip debug insns.
1177 (combine_instructions): Likewise.
1178 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1179 return value is always unshared.
1180 (struct rtx_subst_pair): New.
1181 (auto_adjust_pair): New.
1182 (propagate_for_debug_subst): New.
1183 (propagate_for_debug): New.
1184 (try_combine): Skip debug insns. Propagate removed defs into
1186 (next_nonnote_nondebug_insn): New.
1187 (distribute_notes): Use it. Skip debug insns.
1188 (distribute_links): Skip debug insns.
1189 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1190 * resource.c (mark_target_live_regs): Likewise.
1191 * var-tracking.c: Include cselib.h and target.h.
1192 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1194 (micro_operation_type_name): New.
1195 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1196 (struct micro_operation_def): Update comments.
1197 (decl_or_value): New type. Use instead of decls.
1198 (struct emit_note_data_def): Add vars.
1199 (struct attrs_def): Use decl_or_value.
1200 (struct variable_tracking_info_def): Add permp, flooded.
1201 (struct location_chain_def): Update comment.
1202 (struct variable_part_def): Use decl_or_value.
1203 (struct variable_def): Make var_part a variable length array.
1205 (scratch_regs): New.
1206 (cselib_hook_called): New.
1207 (dv_is_decl_p): New.
1208 (dv_is_value_p): New.
1211 (dv_as_opaque): New.
1212 (dv_onepart_p): New.
1214 (IS_DECL_CODE): New.
1215 (check_value_is_not_decl): New.
1216 (dv_from_decl): New.
1217 (dv_from_value): New.
1218 (dv_htab_hash): New.
1219 (variable_htab_hash): Use it.
1220 (variable_htab_eq): Support values.
1221 (variable_htab_free): Free from the right pool.
1222 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1223 (attrs_list_union): Adjust.
1224 (attrs_list_mpdv_union): New.
1225 (tie_break_pointers): New.
1226 (canon_value_cmp): New.
1227 (unshare_variable): Return possibly-modified slot.
1228 (vars_copy_1): Adjust.
1229 (var_reg_decl_set): Adjust. Split out of...
1230 (var_reg_set): ... this.
1231 (get_init_value): Adjust.
1232 (var_reg_delete_and_set): Adjust.
1233 (var_reg_delete): Adjust.
1234 (var_regno_delete): Adjust.
1235 (var_mem_decl_set): Split out of...
1236 (var_mem_set): ... this.
1237 (var_mem_delete_and_set): Adjust.
1238 (var_mem_delete): Adjust.
1242 (variable_union): Adjust. Speed up merge of 1-part vars.
1243 (variable_canonicalize): Use unshared slot.
1244 (VALUED_RECURSED_INTO): New.
1245 (find_loc_in_1pdv): New.
1246 (struct dfset_merge): New.
1247 (insert_into_intersection): New.
1248 (intersect_loc_chains): New.
1250 (canonicalize_loc_order_check): New.
1251 (canonicalize_values_mark): New.
1252 (canonicalize_values_star): New.
1253 (variable_merge_over_cur): New.
1254 (variable_merge_over_src): New.
1255 (dataflow_set_merge): New.
1256 (dataflow_set_equiv_regs): New.
1257 (remove_duplicate_values): New.
1258 (struct dfset_post_merge): New.
1259 (variable_post_merge_new_vals): New.
1260 (variable_post_merge_perm_vals): New.
1261 (dataflow_post_merge_adjust): New.
1262 (find_mem_expr_in_1pdv): New.
1263 (dataflow_set_preserve_mem_locs): New.
1264 (dataflow_set_remove_mem_locs): New.
1265 (dataflow_set_clear_at_call): New.
1266 (onepart_variable_different_p): New.
1267 (variable_different_p): Use it.
1268 (dataflow_set_different_1): Adjust. Make detailed dump
1270 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1272 (track_loc_p): Pass it true.
1273 (struct count_use_info): New.
1274 (find_use_val): New.
1275 (replace_expr_with_values): New.
1277 (use_type): New, partially split out of...
1278 (count_uses): ... this. Count new micro-ops.
1279 (count_uses_1): Adjust.
1280 (count_stores): Adjust.
1281 (count_with_sets): New.
1282 (VAL_NEEDS_RESOLUTION): New.
1283 (VAL_HOLDS_TRACK_EXPR): New.
1284 (VAL_EXPR_IS_COPIED): New.
1285 (VAL_EXPR_IS_CLOBBERED): New.
1286 (add_uses): Adjust. Generate new micro-ops.
1287 (add_uses_1): Adjust.
1288 (add_stores): Generate new micro-ops.
1289 (add_with_sets): New.
1290 (find_src_status): Adjust.
1291 (find_src_set_src): Adjust.
1292 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1293 Handle new micro-ops. Canonicalize value equivalances.
1294 (vt_find_locations): Compute total size of hash tables for
1295 dumping. Perform merge for var-tracking-assignments. Don't
1296 disregard single-block loops.
1297 (dump_attrs_list): Handle decl_or_value.
1298 (dump_variable): Take variable. Deal with decl_or_value.
1299 (dump_variable_slot): New.
1300 (dump_vars): Use it.
1301 (dump_dataflow_sets): Adjust.
1302 (set_slot_part): New, extended to support one-part variables
1303 after splitting out of...
1304 (set_variable_part): ... this.
1305 (clobber_slot_part): New, split out of...
1306 (clobber_variable_part): ... this.
1307 (delete_slot_part): New, split out of...
1308 (delete_variable_part): .... this.
1309 (check_wrap_constant): New.
1310 (vt_expand_loc_callback): New.
1311 (vt_expand_loc): New.
1312 (emit_note_insn_var_location): Adjust. Handle values. Handle
1313 EMIT_NOTE_AFTER_CALL_INSN.
1314 (emit_notes_for_differences_1): Adjust. Handle values.
1315 (emit_notes_for_differences_2): Likewise.
1316 (emit_notes_for_differences): Adjust.
1317 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
1318 notes. Adjust. Handle new micro-ops.
1319 (vt_add_function_parameters): Adjust. Create and bind values.
1320 (vt_initialize): Adjust. Initialize scratch_regs and
1321 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1322 operations. Move some code to count_with_sets and add_with_sets.
1323 (delete_debug_insns): New.
1324 (vt_debug_insns_local): New.
1325 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1327 (var_tracking_main): If var-tracking-assignments is enabled
1328 but var-tracking isn't, delete debug insns and leave. Likewise
1329 if we exceed limits or fail the stack adjustments tests, and
1330 after all var-tracking processing.
1331 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1332 (dataflow_set): Add traversed_vars.
1333 (value_chain, const_value_chain): New typedefs.
1334 (value_chain_pool, value_chains): New variables.
1335 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1336 add_value_chains, add_cselib_value_chains, remove_value_chain,
1337 remove_value_chains, remove_cselib_value_chains): New functions.
1338 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1339 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1341 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1342 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1343 (dst_can_be_shared): New variable.
1344 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1345 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1346 different from set->vars, look up slot again instead of using the
1348 (dataflow_set_init): Initialize traversed_vars.
1349 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1350 lookup if set->vars is shared. Don't keep slot cleared before
1351 calling unshare_variable. Unshare set->vars if needed. Adjust
1352 unshare_variable callers. Clear dst_can_be_shared if needed.
1353 Even ->refcount == 1 vars must be unshared if set->vars is shared
1354 and var needs to be modified.
1355 (dataflow_set_union): Set traversed_vars during canonicalization.
1356 (VALUE_CHANGED, DECL_CHANGED): Define.
1357 (set_dv_changed, dv_changed_p): New static inlines.
1358 (track_expr_p): Clear DECL_CHANGED.
1359 (dump_dataflow_sets): Set it.
1360 (variable_was_changed): Call set_dv_changed.
1361 (emit_note_insn_var_location): Likewise.
1362 (changed_variables_stack): New variable.
1363 (check_changed_vars_1, check_changed_vars_2): New functions.
1364 (emit_notes_for_changes): Do nothing if changed_variables is
1365 empty. Traverse changed_variables with check_changed_vars_1,
1366 call check_changed_vars_2 on each changed_variables_stack entry.
1367 (emit_notes_in_bb): Add SET argument. Just clear it at the
1368 beginning, use it instead of local &set, don't destroy it at the
1370 (vt_emit_notes): Call dataflow_set_clear early on all
1371 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1372 computed set, dataflow_set_clear also VTI(bb)->in when we are
1373 done with the basic block. Initialize changed_variables_stack,
1374 free it afterwards. If ENABLE_CHECKING verify that after noting
1375 differences to an empty set value_chains hash table is empty.
1376 (vt_initialize): Initialize value_chains and value_chain_pool.
1377 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1378 (variable_tracking_main): Call dump_dataflow_sets before calling
1379 vt_emit_notes, not after it.
1380 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1381 (propagate_var_def_into_debug_stmts): Declare.
1382 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1383 (df_set_note): Reject debug insns.
1384 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1385 add notes to debug insns.
1386 (df_note_bb_compute): Adjust. Likewise.
1387 (df_simulate_uses): Skip debug insns.
1388 (df_simulate_initialize_backwards): Likewise.
1389 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1390 (subst_stack_regs_pat): Reject debug insns.
1391 (convert_regs_1): Handle debug insns.
1392 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1393 (print-rtl.o): Depend on cselib.h.
1394 (cselib.o): Depend on TREE_PASS_H.
1395 (var-tracking.o): Depend on cselib.h and TARGET_H.
1396 * sched-rgn.c (rgn_estimate_number_of_insns): Discount
1398 (init_ready_list): Skip boundary debug insns.
1399 (add_branch_dependences): Skip debug insns.
1400 (free_block_dependencies): Check for blocks with only debug
1402 (compute_priorities): Likewise.
1403 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1404 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1406 (gimple_build_debug_bind_stat): New.
1407 (empty_body_p): Skip debug stmts.
1408 (gimple_has_side_effects): Likewise.
1409 (gimple_rhs_has_side_effects): Likewise.
1410 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1411 (gimple_build_debug_bind_stat): Declare.
1412 (gimple_build_debug_bind): Define.
1413 (is_gimple_debug): New.
1414 (gimple_debug_bind_p): New.
1415 (gimple_debug_bind_get_var): New.
1416 (gimple_debug_bind_get_value): New.
1417 (gimple_debug_bind_get_value_ptr): New.
1418 (gimple_debug_bind_set_var): New.
1419 (gimple_debug_bind_set_value): New.
1420 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1421 (gimple_debug_bind_reset_value): New.
1422 (gimple_debug_bind_has_value_p): New.
1423 (gsi_next_nondebug): New.
1424 (gsi_prev_nondebug): New.
1425 (gsi_start_nondebug_bb): New.
1426 (gsi_last_nondebug_bb): New.
1427 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1428 (print_insn): Handle DEBUG_INSN.
1429 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1430 of first insn prevail.
1431 (first_stmt): Skip debug stmts.
1432 (first_non_label_stmt): Likewise.
1433 (last_stmt): Likewise.
1434 (has_zero_uses_1): New.
1435 (single_imm_use_1): New.
1436 (verify_gimple_debug): New.
1437 (verify_types_in_gimple_stmt): Handle debug stmts.
1438 (verify_stmt): Likewise.
1439 (debug_loop_num): Skip debug stmts.
1440 (remove_edge_and_dominated_blocks): Remove dominators last.
1441 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
1443 (linearize_expr): Likewise.
1444 * config/i386/i386.c (ix86_delegitimize_address): Call
1445 default implementation.
1446 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
1448 (group_barrier_needed): Skip debug insns.
1449 (emit_insn_group_barriers): Likewise.
1450 (emit_all_insn_group_barriers): Likewise.
1451 (ia64_variable_issue): Handle debug insns.
1452 (ia64_dfa_new_cycle): Likewise.
1453 (final_emit_insn_group_barriers): Skip debug insns.
1454 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1455 def cfa without frame.
1456 (process_set): Likewise.
1457 (process_for_unwind_directive): Pass frame on.
1458 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1459 (rs6000_delegitimize_address): New.
1460 (rs6000_debug_adjust_cost): Handle debug insns.
1461 (is_microcoded_insn): Likewise.
1462 (is_cracked_insn): Likewise.
1463 (is_nonpipeline_insn): Likewise.
1464 (insn_must_be_first_in_group): Likewise.
1465 (insn_must_be_last_in_group): Likewise.
1466 (force_new_group): Likewise.
1467 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1468 contains only debug insns.
1469 (rtl_merge_blocks): Skip debug insns.
1470 (purge_dead_edges): Likewise.
1471 (rtl_block_ends_with_call_p): Skip debug insns.
1472 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1473 (mark_reg_dependencies): Skip debug insns.
1474 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1475 * tree-ssanames.c (release_ssa_name): Propagate def into
1477 * tree-ssa-threadedge.c
1478 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1479 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1480 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1481 (copyprop_hardreg_forward_1): Handle debug insns.
1482 * reload1.c (reload): Skip debug insns. Replace unassigned
1483 pseudos in debug insns with their equivalences.
1484 (eliminate_regs_in_insn): Skip debug insns.
1485 (emit_input_reload_insns): Skip debug insns at first, adjust
1487 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1488 (get_indirect_ref_operands): Pass opf_no_vops on.
1489 (get_expr_operands): Likewise. Skip debug stmts.
1490 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1492 2009-09-01 Richard Henderson <rth@redhat.com>
1494 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1495 stmt_ends_pp_p statements at least once.
1496 * tree-vrp.c (vrp_initialize): Likewise.
1497 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1499 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1502 Fix AIX bootstrap after PR debug/30161
1503 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1504 that is a GNU extension.
1505 (tmpl_value_parm_die_table): Move the definition of this global
1506 outside #ifdef DWARF2_DEBUGGING_INFO region.
1508 2009-09-01 Richard Guenther <rguenther@suse.de>
1510 * tree.c (tree_expr_size): New function.
1511 * tree.h (tree_expr_size): Declare.
1512 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1513 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1514 * langhooks.c (lhd_expr_size): Remove.
1515 * langhooks.h (struct lang_hooks): Remove expr_size.
1516 * explow.c (expr_size): Use tree_expr_size.
1517 (int_expr_size): Likewise.
1518 * langhooks-def.h (lhd_expr_size): Remove.
1519 (LANG_HOOKS_EXPR_SIZE): Likewise.
1520 (LANG_HOOKS_INITIALIZER): Adjust.
1522 2009-09-01 Richard Guenther <rguenther@suse.de>
1524 * tree-flow.h (mark_addressable): Move declaration ...
1525 * tree.h (mark_addressable): ... here.
1526 * stmt.c (expand_asm_operands): Use mark_addressable, not
1527 lang_hooks.mark_addressable.
1528 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1529 LANG_HOOKS_MARK_ADDRESSABLE.
1530 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1531 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1533 2009-08-31 Chris Demetriou <cgd@google.com>
1535 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1536 vectorize if not TARGET_SSE2.
1538 2009-08-31 DJ Delorie <dj@redhat.com>
1540 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1541 registers if no coprocessor is enabled.
1543 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1546 * cgraph.h (cgraph_get_node): Declare ...
1547 * cgraph.c (cgraph_get_node): ... new function.
1548 * dwarf2out.c (gen_generic_params_dies,
1549 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1550 make_ith_pack_parameter_name,
1551 append_entry_to_tmpl_value_parm_die_table,
1552 gen_remaining_tmpl_value_param_die_attribute): New functions.
1553 (gen_subprogram_die): Generate debug info for template parameters
1554 if debug info level is higher than DINFO_LEVEL_TERSE.
1555 Use tree_add_const_value_attribute_for_decl instead of
1556 tree_add_const_value_attribute.
1557 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1558 instead of tree_add_const_value_attribute.
1559 (gen_struct_or_union_type_die): Generate debug
1560 info for template parameters if debug info level is higher than
1562 (tree_add_const_value_attribute): Handle integral and pointer
1563 constants. Update comment.
1564 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1565 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1566 (reference_to_unused): Fix thinko. Remove redundant predicates from
1568 (tree_add_const_value_attribute): Make this work for constant
1570 tree_add_const_value_attribute_for_decl is to be used for variable
1572 (add_location_or_const_value_attribute): Use
1573 tree_add_const_value_attribute_for_decl now.
1574 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1575 DW_TAG_template_value_param DIEs after function DIEs have been
1577 * langhooks.h (lang_hooks_for_types): Add
1578 get_argument_pack_elems.
1579 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1580 (lang_hooks): Added get_innermost_generic_parms,
1581 get_innermost_generic_args.
1582 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1583 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1584 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1585 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1587 2009-08-31 DJ Delorie <dj@redhat.com>
1589 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1590 it once we start generating the prologue or epilogue.
1591 (mep_call_saves_register): If the frame is locked, re-use
1593 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1594 (mep_expand_prologue): Call it.
1595 (mep_expand_epilogue): Likewise.
1596 (mep_start_function): Use the same logic as mep_expand_prologue.
1597 (mep_pass_by_reference): Make logic more readable.
1598 (mep_return_in_memory): Zero-sized objects are passed in memory.
1599 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1601 2009-08-31 Richard Guenther <rguenther@suse.de>
1603 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1604 to query if the memory regions for memmove overlap.
1605 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1606 asserts on pointers, instead deal with odd trees.
1607 (ptr_derefs_may_alias_p): Likewise.
1608 (refs_may_alias_p_1): Constructor bases also never alias.
1610 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1612 * doc/install.texi (Final install): Adjust reference on where to
1613 order printed manuals.
1615 2009-08-30 Olivier Hainque <hainque@adacore.com>
1617 * dwarf2out.c (switch_to_frame_table_section): Move
1618 definition prior to first use.
1620 2009-08-30 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/41186
1623 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1624 (ao_ref_init_from_ptr_and_size): New function.
1625 (ref_maybe_used_by_call_p_1): Be more precise tracking
1626 used ranges for builtin functions.
1627 (ref_maybe_used_by_call_p): Adjust.
1628 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1629 ranges for builtin functions.
1630 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1632 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1635 * fwprop.c (get_reg_use_in): Delete.
1636 (free_load_extend): New function.
1637 (forward_propagate_subreg): Use it.
1639 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1641 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1643 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1646 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1649 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1651 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1652 fini or fini_array section.
1654 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1656 * graphite-dependences.c (graphite_legal_transform_bb): Call
1657 pbb_remove_duplicate_pdrs.
1658 * graphite-poly.c (can_collapse_pdr): Removed.
1659 (pdr_find_duplicate): Removed.
1660 (can_collapse_pdrs): New.
1661 (pbb_remove_duplicate_pdrs): New.
1662 (new_poly_dr): Do not look for duplicates.
1663 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1664 (PBB_PDR_DUPLICATES_REMOVED): New.
1665 (pbb_remove_duplicate_pdrs): Declared.
1667 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1669 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1670 the strides by multiplying by PDR_NB_REFS.
1671 * graphite-poly.c (can_collapse_pdr): New.
1672 (pdr_find_duplicate): New.
1673 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1674 Initialize PDR_NB_REFS.
1675 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1677 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1679 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1682 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1685 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1687 * graphite-dependences.c (pddr_original_scattering): Return NULL
1688 for read-read dependence relations.
1689 * graphite-poly.h (enum poly_dr_type): Fix comment.
1692 (pdr_may_write_p): New.
1694 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1696 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1697 (struct poly_dr): Same.
1698 (new_poly_dr): Same.
1699 * graphite-poly.c (new_poly_dr): Same.
1700 * graphite-dependences.c (dot_deps): Disable call to system.
1702 2009-08-28 Cary Coutant <ccoutant@google.com>
1705 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
1706 struct/union/enum types local to a function.
1708 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1709 Sebastian Pop <sebastian.pop@amd.com>
1711 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1712 pbb_strip_mine_time_depth. Changed the implementation so that
1713 transformation is expressed as a transformation on
1714 time (scatttering) dimensions. Also, ensures that the 2d+1
1715 scheduling format is preserved.
1716 (pbb_strip_mine_profitable_p): Profitability is based on the
1717 iteration number of a given time (scattering) dimension,
1718 and not on a original loop depth dimension.
1719 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1720 (pbb_do_strip_mine): Call psct_dynamic_dim.
1721 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1722 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1723 (pbb_nb_dynamic_scattering_transform): New.
1724 (psct_dynamic_dim): New.
1726 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1728 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1729 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1730 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1731 * graphite-interchange.c (build_linearized_memory_access): Same.
1732 (memory_stride_in_loop): Same.
1734 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1736 * graphite-dependences.c (pddr_original_scattering): New.
1737 (graphite_legal_transform_dr): Call pddr_original_scattering.
1740 * graphite-dependences.h (dot_deps): Declared.
1741 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1742 (print_pdr): Print PDR_ID.
1743 * graphite-poly.h (struct poly_dr): Add field id.
1746 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1748 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1750 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1751 not delete the original dependence relation.
1753 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1755 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1756 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1757 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1758 (free_poly_ddr): New.
1759 (pddr_is_empty): New.
1760 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1761 (dependence_polyhedron): Same. Remove useless gcc_assert.
1763 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1764 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1765 * graphite-dependences.h (enum poly_dependence_kind): New.
1766 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1767 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1768 (PDRP_SINK): Renamed PDDR_SINK.
1769 (PDRP_DDP): Renamed PDDR_DDP.
1771 (free_poly_ddr): Declared.
1772 * graphite-poly.c (new_scop): Use the new hash function names.
1773 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1774 into original_pddrs.
1775 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1777 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1779 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1780 bounds with LT_EXPR to make niter analysis more precise on code
1781 generated by Graphite.
1783 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1785 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1786 (graphite_legal_transform_bb): Same.
1787 (poly_drs_may_alias_p): Same.
1789 2009-08-28 Richard Guenther <rguenther@suse.de>
1791 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
1793 2009-08-28 Jan Beulich <jbeulich@novell.com>
1795 * config/i386/netware.c: Include langhooks.h.
1796 (i386_nlm_encode_section_info): Simplify.
1797 (netware_override_options): Delete.
1798 * config/i386/netware.h (netware_override_options): Delete
1800 (OVERRIDE_OPTIONS): Delete definition.
1801 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1802 (ASM_COMMENT_START): Define.
1803 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
1805 2009-08-28 Jan Beulich <jbeulich@novell.com>
1807 * configure.ac: For in-tree ld, do a plain version check to
1808 determine whether comdat groups are supported.
1809 * configure: Regenerate.
1811 2009-08-28 Olivier Hainque <hainque@adacore.com>
1813 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
1814 always defined. Reflect definition or absence of such for
1815 COLLECT_EXPORT_LIST. Readability helper.
1816 (scanfilter): New enum, to help control what symbols
1817 are to be considered or ignored by scan_prog_file.
1818 (enum pass): Rename as "scanpass", moved together with scanfilter
1819 prior to scan_prog_file's prototype.
1820 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
1821 Group prototype with the scanpass/scanfilter definitions, factorize
1822 head comments for the several implementations at the prototype.
1823 (main): Reorganize the first pass link control to let AIX
1824 drag only the needed frame tables in executables. Prevent
1825 frame tables collection during the scan aimed at static ctors.
1826 Pre-link and scan for frame tables later to compensate.
1827 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
1828 A C statement to issue assembly directives that create a reference
1829 to the given DWARF table identifier label from the current function
1831 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
1832 to differentiate first time section entry. Only emit a .data
1833 tables start identifier label the first time around.
1834 (switch_to_frame_table_section): New function. Helper for
1835 output_call_frame_info to switch possibly BACK into the eh_frame
1836 or the debug_frame section depending on FOR_EH.
1837 (output_call_frame_info): Use helper to first enter the proper
1839 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
1840 emit a link to the frame table start label from each function
1842 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
1843 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
1844 * config/rs6000/rs6000-protos.h: Declare it.
1845 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
1847 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1849 * config/sh/sh.c (split_branches): Check the result of
1852 2009-08-27 Steve Ellcey <sje@cup.hp.com>
1854 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
1855 using -pthread -fopenmp
1857 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
1859 * doc/service.texi (service directory): Update URL.
1861 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
1863 PR rtl-optimization/40861
1864 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
1865 extract word from a multi-word subreg for negative byte positions.
1867 2009-08-27 Tristan Gingold <gingold@adacore.com>
1868 Douglas B Rupp <rupp@gnat.com>
1870 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
1871 (SECTION_VMS_OVERLAY): Define.
1872 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
1874 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
1876 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
1877 common_object declarations.
1878 (ia64_section_type_flags): Set section flag for common_object.
1879 * config/ia64/ia64-protos.h
1880 (ia64_vms_output_aligned_decl_common): Declare.
1881 (ia64_vms_elf_asm_named_section): Declare.
1883 2009-08-27 Michael Matz <matz@suse.de>
1885 * expr.c (expand_expr_real_2): New function taking exploded
1886 unary or binary expression, split out from ...
1887 (expand_expr_real_1): ... here. Move over all unary/binary
1888 switch parts to above function, in particular these codes:
1889 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
1890 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
1891 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
1892 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
1893 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
1894 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
1895 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
1896 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
1897 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
1898 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
1899 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
1900 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
1901 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
1902 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
1903 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
1904 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
1905 VEC_PACK_FIX_TRUNC_EXPR.
1906 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
1909 2009-08-27 Richard Guenther <rguenther@suse.de>
1911 * gengtype.c (main): Handle uint64_t.
1912 * ipa-utils.c (get_base_var): Indent properly.
1913 * tree-ssa-live.c (debug_scope_block): New function.
1914 * tree-flow.h (debug_scope_block): Declare.
1915 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
1916 * basic-block.h (enum profile_status): Rename to
1917 enum profile_status_d.
1918 (x_profile_status): Adjust type.
1920 2009-08-27 Dodji Seketeli <dodji@redhat.com>
1923 * dwarf2out.c (get_context_die): Declare this static function.
1924 (gen_type_die_with_usage): Make sure a DIE is a generated for
1925 the context of a typedef.
1927 2009-08-26 Anatoly Sokolov <aesok@post.ru>
1929 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
1932 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
1934 * config/mips/mips-protos.h (mips_output_sync): Declare.
1935 (mips_sync_loop_insns): Likewise.
1936 (mips_output_sync_loop): Replace first two parameters with an rtx.
1937 * config/mips/mips.c (mips_multi_member): New structure.
1938 (mips_multi_members): New variable.
1939 (mips_multi_start): New function.
1940 (mips_multi_add): Likewise.
1941 (mips_multi_add_insn): Likewise.
1942 (mips_multi_add_label): Likewise.
1943 (mips_multi_last_index): Likewise.
1944 (mips_multi_copy_insn): Likewise.
1945 (mips_multi_set_operand): Likewise.
1946 (mips_multi_write): Likewise.
1947 (mips_print_operand_punctuation): Remove '%|' and '%-'.
1948 (mips_init_print_operand_punct): Update accordingly.
1949 (mips_start_ll_sc_sync_block): New function.
1950 (mips_end_ll_sc_sync_block): Likewise.
1951 (mips_output_sync): Likewise.
1952 (mips_sync_insn1_template): Likewise.
1953 (mips_sync_insn2_template): Likewise.
1954 (mips_get_sync_operand): Likewise.
1955 (mips_process_sync_loop): Likewise.
1956 (mips_output_sync_loop): Use mips_process_sync_loop.
1957 (mips_sync_loop_insns): New function.
1958 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
1959 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1960 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
1961 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
1962 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
1963 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
1964 (MIPS_SYNC_OLD_OP_12): Likewise.
1965 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
1966 (MIPS_SYNC_NEW_OP_12): Likewise.
1967 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
1968 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
1969 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
1970 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
1971 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
1972 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
1973 * config/mips/mips.md (sync_mem): New attribute.
1974 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
1975 (sync_exclusive_mask, sync_required_oldval): Likewise.
1976 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
1977 (sync_release_barrier): Likewise.
1978 (length): Handle sync loops.
1979 (sync): Use mips_output_sync.
1980 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
1981 (sync_compare_and_swap<mode>): Set the new sync_* attributes
1982 and use mips_output_sync_loop.
1983 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
1984 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
1985 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
1986 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
1987 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
1988 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
1989 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
1990 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
1991 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
1993 2009-08-26 Richard Guenther <rguenther@suse.de>
1996 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
1997 the types to not match.
1998 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2000 * tree-ssa.c (useless_type_conversion_p): Conversions to
2001 pointers to unprototyped functions are useless.
2003 2009-08-26 Richard Guenther <rguenther@suse.de>
2005 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2006 whole-program condition, prepare to be called for non-globals.
2007 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2008 params build a representative with known type and track its fields.
2010 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2012 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2013 clearing by a taken branch.
2014 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2015 effectively after bbro pass.
2016 (sync_nand<mode>): Ditto.
2017 (sync_old_<fetchop_name><mode>): Ditto.
2018 (sync_old_nand<mode>): Ditto.
2019 (sync_new_<fetchop_name><mode>): Dito.
2020 (sync_new_nand<mode>): Ditto.
2021 (sync_compare_and_swap<mode>_1): Ditto.
2022 (*sync_compare_and_swap<mode>): Ditto.
2023 (sync_lock_test_and_set<mode>_1): Ditto.
2024 ("sync_lock_test_and_set<mode>): Ditto.
2026 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2028 * hwint.h (HOST_LONG_FORMAT): New macro
2029 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2030 Use HOST_PTR_PRINTF.
2031 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2032 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2033 (HOST_PTR_PRINTF): Document.
2035 2009-08-25 Jan Hubicka <jh@suse.cz>
2037 * config/i386/bmmintrin.h: Replace by #error.
2040 Michael Meissner <michael.meissner@amd.com>
2041 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2042 Tony Linthicum <tony.linthicum@amd.com>
2044 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2045 (TARGET_ROUND): New macro for the round/ptest instructions which
2046 are shared between SSE4.1 and SSE5.
2047 (OPTION_MASK_ISA_ROUND): Ditto.
2048 (OPTION_ISA_ROUND): Ditto.
2049 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2050 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2052 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2053 (-mfused-madd): New switch to give users control over whether the
2054 compiler optimizes to use the multiply/add SSE5 instructions.
2056 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2057 (ix86_handle_option): Turn off 3dnow if -msse5.
2058 (override_options): Add SSE5 support.
2059 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2061 (ix86_expand_sse_movcc): Add SSE5 support.
2062 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2063 vector type to the next largest size.
2064 (ix86_expand_sse5_pack): New function to use pperm to pack a
2065 vector type to the next smallest size.
2066 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2067 (IX86_BUILTIN_FMADDSD): Ditto.
2068 (IX86_BUILTIN_FMADDPS): Ditto.
2069 (IX86_BUILTIN_FMADDPD): Ditto.
2070 (IX86_BUILTIN_FMSUBSS): Ditto.
2071 (IX86_BUILTIN_FMSUBSD): Ditto.
2072 (IX86_BUILTIN_FMSUBPS): Ditto.
2073 (IX86_BUILTIN_FMSUBPD): Ditto.
2074 (IX86_BUILTIN_FNMADDSS): Ditto.
2075 (IX86_BUILTIN_FNMADDSD): Ditto.
2076 (IX86_BUILTIN_FNMADDPS): Ditto.
2077 (IX86_BUILTIN_FNMADDPD): Ditto.
2078 (IX86_BUILTIN_FNMSUBSS): Ditto.
2079 (IX86_BUILTIN_FNMSUBSD): Ditto.
2080 (IX86_BUILTIN_FNMSUBPS): Ditto.
2081 (IX86_BUILTIN_FNMSUBPD): Ditto.
2082 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2083 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2084 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2085 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2086 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2087 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2088 (IX86_BUILTIN_PPERM): Ditto.
2089 (IX86_BUILTIN_PERMPS): Ditto.
2090 (IX86_BUILTIN_PERMPD): Ditto.
2091 (IX86_BUILTIN_PMACSSWW): Ditto.
2092 (IX86_BUILTIN_PMACSWW): Ditto.
2093 (IX86_BUILTIN_PMACSSWD): Ditto.
2094 (IX86_BUILTIN_PMACSWD): Ditto.
2095 (IX86_BUILTIN_PMACSSDD): Ditto.
2096 (IX86_BUILTIN_PMACSDD): Ditto.
2097 (IX86_BUILTIN_PMACSSDQL): Ditto.
2098 (IX86_BUILTIN_PMACSSDQH): Ditto.
2099 (IX86_BUILTIN_PMACSDQL): Ditto.
2100 (IX86_BUILTIN_PMACSDQH): Ditto.
2101 (IX86_BUILTIN_PMADCSSWD): Ditto.
2102 (IX86_BUILTIN_PMADCSWD): Ditto.
2103 (IX86_BUILTIN_PHADDBW): Ditto.
2104 (IX86_BUILTIN_PHADDBD): Ditto.
2105 (IX86_BUILTIN_PHADDBQ): Ditto.
2106 (IX86_BUILTIN_PHADDWD): Ditto.
2107 (IX86_BUILTIN_PHADDWQ): Ditto.
2108 (IX86_BUILTIN_PHADDDQ): Ditto.
2109 (IX86_BUILTIN_PHADDUBW): Ditto.
2110 (IX86_BUILTIN_PHADDUBD): Ditto.
2111 (IX86_BUILTIN_PHADDUBQ): Ditto.
2112 (IX86_BUILTIN_PHADDUWD): Ditto.
2113 (IX86_BUILTIN_PHADDUWQ): Ditto.
2114 (IX86_BUILTIN_PHADDUDQ): Ditto.
2115 (IX86_BUILTIN_PHSUBBW): Ditto.
2116 (IX86_BUILTIN_PHSUBWD): Ditto.
2117 (IX86_BUILTIN_PHSUBDQ): Ditto.
2118 (IX86_BUILTIN_PROTB): Ditto.
2119 (IX86_BUILTIN_PROTW): Ditto.
2120 (IX86_BUILTIN_PROTD): Ditto.
2121 (IX86_BUILTIN_PROTQ): Ditto.
2122 (IX86_BUILTIN_PROTB_IMM): Ditto.
2123 (IX86_BUILTIN_PROTW_IMM): Ditto.
2124 (IX86_BUILTIN_PROTD_IMM): Ditto.
2125 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2126 (IX86_BUILTIN_PSHLB): Ditto.
2127 (IX86_BUILTIN_PSHLW): Ditto.
2128 (IX86_BUILTIN_PSHLD): Ditto.
2129 (IX86_BUILTIN_PSHLQ): Ditto.
2130 (IX86_BUILTIN_PSHAB): Ditto.
2131 (IX86_BUILTIN_PSHAW): Ditto.
2132 (IX86_BUILTIN_PSHAD): Ditto.
2133 (IX86_BUILTIN_PSHAQ): Ditto.
2134 (IX86_BUILTIN_FRCZSS): Ditto.
2135 (IX86_BUILTIN_FRCZSD): Ditto.
2136 (IX86_BUILTIN_FRCZPS): Ditto.
2137 (IX86_BUILTIN_FRCZPD): Ditto.
2138 (IX86_BUILTIN_CVTPH2PS): Ditto.
2139 (IX86_BUILTIN_CVTPS2PH): Ditto.
2140 (IX86_BUILTIN_COMEQSS): Ditto.
2141 (IX86_BUILTIN_COMNESS): Ditto.
2142 (IX86_BUILTIN_COMLTSS): Ditto.
2143 (IX86_BUILTIN_COMLESS): Ditto.
2144 (IX86_BUILTIN_COMGTSS): Ditto.
2145 (IX86_BUILTIN_COMGESS): Ditto.
2146 (IX86_BUILTIN_COMUEQSS): Ditto.
2147 (IX86_BUILTIN_COMUNESS): Ditto.
2148 (IX86_BUILTIN_COMULTSS): Ditto.
2149 (IX86_BUILTIN_COMULESS): Ditto.
2150 (IX86_BUILTIN_COMUGTSS): Ditto.
2151 (IX86_BUILTIN_COMUGESS): Ditto.
2152 (IX86_BUILTIN_COMORDSS): Ditto.
2153 (IX86_BUILTIN_COMUNORDSS): Ditto.
2154 (IX86_BUILTIN_COMFALSESS): Ditto.
2155 (IX86_BUILTIN_COMTRUESS): Ditto.
2156 (IX86_BUILTIN_COMEQSD): Ditto.
2157 (IX86_BUILTIN_COMNESD): Ditto.
2158 (IX86_BUILTIN_COMLTSD): Ditto.
2159 (IX86_BUILTIN_COMLESD): Ditto.
2160 (IX86_BUILTIN_COMGTSD): Ditto.
2161 (IX86_BUILTIN_COMGESD): Ditto.
2162 (IX86_BUILTIN_COMUEQSD): Ditto.
2163 (IX86_BUILTIN_COMUNESD): Ditto.
2164 (IX86_BUILTIN_COMULTSD): Ditto.
2165 (IX86_BUILTIN_COMULESD): Ditto.
2166 (IX86_BUILTIN_COMUGTSD): Ditto.
2167 (IX86_BUILTIN_COMUGESD): Ditto.
2168 (IX86_BUILTIN_COMORDSD): Ditto.
2169 (IX86_BUILTIN_COMUNORDSD): Ditto.
2170 (IX86_BUILTIN_COMFALSESD): Ditto.
2171 (IX86_BUILTIN_COMTRUESD): Ditto.
2172 (IX86_BUILTIN_COMEQPS): Ditto.
2173 (IX86_BUILTIN_COMNEPS): Ditto.
2174 (IX86_BUILTIN_COMLTPS): Ditto.
2175 (IX86_BUILTIN_COMLEPS): Ditto.
2176 (IX86_BUILTIN_COMGTPS): Ditto.
2177 (IX86_BUILTIN_COMGEPS): Ditto.
2178 (IX86_BUILTIN_COMUEQPS): Ditto.
2179 (IX86_BUILTIN_COMUNEPS): Ditto.
2180 (IX86_BUILTIN_COMULTPS): Ditto.
2181 (IX86_BUILTIN_COMULEPS): Ditto.
2182 (IX86_BUILTIN_COMUGTPS): Ditto.
2183 (IX86_BUILTIN_COMUGEPS): Ditto.
2184 (IX86_BUILTIN_COMORDPS): Ditto.
2185 (IX86_BUILTIN_COMUNORDPS): Ditto.
2186 (IX86_BUILTIN_COMFALSEPS): Ditto.
2187 (IX86_BUILTIN_COMTRUEPS): Ditto.
2188 (IX86_BUILTIN_COMEQPD): Ditto.
2189 (IX86_BUILTIN_COMNEPD): Ditto.
2190 (IX86_BUILTIN_COMLTPD): Ditto.
2191 (IX86_BUILTIN_COMLEPD): Ditto.
2192 (IX86_BUILTIN_COMGTPD): Ditto.
2193 (IX86_BUILTIN_COMGEPD): Ditto.
2194 (IX86_BUILTIN_COMUEQPD): Ditto.
2195 (IX86_BUILTIN_COMUNEPD): Ditto.
2196 (IX86_BUILTIN_COMULTPD): Ditto.
2197 (IX86_BUILTIN_COMULEPD): Ditto.
2198 (IX86_BUILTIN_COMUGTPD): Ditto.
2199 (IX86_BUILTIN_COMUGEPD): Ditto.
2200 (IX86_BUILTIN_COMORDPD): Ditto.
2201 (IX86_BUILTIN_COMUNORDPD): Ditto.
2202 (IX86_BUILTIN_COMFALSEPD): Ditto.
2203 (IX86_BUILTIN_COMTRUEPD): Ditto.
2204 (IX86_BUILTIN_PCOMEQUB): Ditto.
2205 (IX86_BUILTIN_PCOMNEUB): Ditto.
2206 (IX86_BUILTIN_PCOMLTUB): Ditto.
2207 (IX86_BUILTIN_PCOMLEUB): Ditto.
2208 (IX86_BUILTIN_PCOMGTUB): Ditto.
2209 (IX86_BUILTIN_PCOMGEUB): Ditto.
2210 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2211 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2212 (IX86_BUILTIN_PCOMEQUW): Ditto.
2213 (IX86_BUILTIN_PCOMNEUW): Ditto.
2214 (IX86_BUILTIN_PCOMLTUW): Ditto.
2215 (IX86_BUILTIN_PCOMLEUW): Ditto.
2216 (IX86_BUILTIN_PCOMGTUW): Ditto.
2217 (IX86_BUILTIN_PCOMGEUW): Ditto.
2218 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2219 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2220 (IX86_BUILTIN_PCOMEQUD): Ditto.
2221 (IX86_BUILTIN_PCOMNEUD): Ditto.
2222 (IX86_BUILTIN_PCOMLTUD): Ditto.
2223 (IX86_BUILTIN_PCOMLEUD): Ditto.
2224 (IX86_BUILTIN_PCOMGTUD): Ditto.
2225 (IX86_BUILTIN_PCOMGEUD): Ditto.
2226 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2227 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2228 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2229 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2230 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2231 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2232 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2233 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2234 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2235 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2236 (IX86_BUILTIN_PCOMEQB): Ditto.
2237 (IX86_BUILTIN_PCOMNEB): Ditto.
2238 (IX86_BUILTIN_PCOMLTB): Ditto.
2239 (IX86_BUILTIN_PCOMLEB): Ditto.
2240 (IX86_BUILTIN_PCOMGTB): Ditto.
2241 (IX86_BUILTIN_PCOMGEB): Ditto.
2242 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2243 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2244 (IX86_BUILTIN_PCOMEQW): Ditto.
2245 (IX86_BUILTIN_PCOMNEW): Ditto.
2246 (IX86_BUILTIN_PCOMLTW): Ditto.
2247 (IX86_BUILTIN_PCOMLEW): Ditto.
2248 (IX86_BUILTIN_PCOMGTW): Ditto.
2249 (IX86_BUILTIN_PCOMGEW): Ditto.
2250 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2251 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2252 (IX86_BUILTIN_PCOMEQD): Ditto.
2253 (IX86_BUILTIN_PCOMNED): Ditto.
2254 (IX86_BUILTIN_PCOMLTD): Ditto.
2255 (IX86_BUILTIN_PCOMLED): Ditto.
2256 (IX86_BUILTIN_PCOMGTD): Ditto.
2257 (IX86_BUILTIN_PCOMGED): Ditto.
2258 (IX86_BUILTIN_PCOMFALSED): Ditto.
2259 (IX86_BUILTIN_PCOMTRUED): Ditto.
2260 (IX86_BUILTIN_PCOMEQQ): Ditto.
2261 (IX86_BUILTIN_PCOMNEQ): Ditto.
2262 (IX86_BUILTIN_PCOMLTQ): Ditto.
2263 (IX86_BUILTIN_PCOMLEQ): Ditto.
2264 (IX86_BUILTIN_PCOMGTQ): Ditto.
2265 (IX86_BUILTIN_PCOMGEQ): Ditto.
2266 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2267 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2268 (enum multi_arg_type): New enum for describing the various SSE5
2269 intrinsic argument types.
2270 (bdesc_multi_arg): New table for SSE5 intrinsics.
2271 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2272 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2274 (ix86_expand_builtin): Add SSE5 intrinsic support.
2275 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2276 operand instructions.
2277 (ix86_expand_sse5_multiple_memory): New function to split the
2278 second memory reference from SSE5 instructions.
2279 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2280 (ix86_return_pops_args): Use stdarg_p to determine if the function
2281 has variable arguments.
2282 (ix86_setup_incoming_varargs): Ditto.
2283 (x86_this_parameter): Ditto.
2285 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2287 (ix86_expand_sse5_pack): Ditto.
2288 (ix86_sse5_valid_op_p): Ditto.
2289 (ix86_expand_sse5_multiple_memory): Ditto.
2291 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2292 constant for SSE5 support.
2293 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2294 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2295 (UNSPEC_SSE5_PERMUTE): Ditto.
2296 (UNSPEC_SSE5_ASHIFT): Ditto.
2297 (UNSPEC_SSE5_LSHIFT): Ditto.
2298 (UNSPEC_FRCZ): Ditto.
2299 (UNSPEC_CVTPH2PS): Ditto.
2300 (UNSPEC_CVTPS2PH): Ditto.
2301 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2303 (COM_FALSE_S): Ditto.
2304 (COM_FALSE_P): Ditto.
2305 (COM_TRUE_S): Ditto.
2306 (COM_TRUE_P): Ditto.
2307 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2308 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2310 (memory attribute): Ditto.
2311 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2312 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2313 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2314 (floor<mode>2): Ditto.
2315 (ceil<mode>2): Ditto.
2316 (btrunc<mode>2): Ditto.
2317 (nearbyintdf2): Ditto.
2318 (nearbyintsf2): Ditto.
2319 (sse_setccsf): Disable if SSE5.
2320 (sse_setccdf): Ditto.
2321 (sse5_setcc<mode>): New support for SSE5 conditional move.
2322 (sse5_pcmov_<mode>): Ditto.
2324 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2326 (SSEMODEF2P): Ditto.
2327 (ssemodesuffixf4): New mode attribute for SSE5.
2328 (ssemodesuffixf2s): Ditto.
2329 (ssemodesuffixf2c): Ditto.
2330 (sserotatemax): Ditto.
2331 (ssescalarmode): Ditto.
2332 (sse_maskcmpv4sf3): Disable if SSE5.
2333 (sse_maskcmpv2df3): Ditto.
2334 (sse_vmmaskcmpv4sf3): Ditto.
2335 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2336 (sse5_vmfmadd<mode>4): Ditto.
2337 (sse5_fmsub<mode>4): Ditto.
2338 (sse5_vmfmsub<mode>4): Ditto.
2339 (sse5_fnmadd<mode>4): Ditto.
2340 (sse5_vmfnmadd<mode>4): Ditto.
2341 (sse5_fnmsub<mode>4): Ditto.
2342 (sse5_vmfnmsub<mode>4): Ditto.
2343 (sse5i_fmadd<mode>4): Ditto.
2344 (sse5i_fmsub<mode>4): Ditto.
2345 (sse5i_fnmadd<mode>4): Ditto.
2346 (sse5i_fnmsub<mode>4): Ditto.
2347 (sse5i_vmfmadd<mode>4): Ditto.
2348 (sse5i_vmfmsub<mode>4): Ditto.
2349 (sse5i_vmfnmadd<mode>4): Ditto.
2350 (sse5i_vmfnmsub<mode>4): Ditto.
2351 (mulv16qi3): Add SSE5 support.
2353 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2354 (sse2_mulv4si3): Disable if SSE5.
2355 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2356 (sse4_1_roundps): Ditto.
2357 (sse4_1_roundsd): Ditto.
2358 (sse4_1_roundss): Ditto.
2359 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2361 (sse_maskcmpsf3): Ditto.
2362 (sse_vmmaskcmpv4sf3): Ditto.
2363 (sse2_maskcmpv2df3): Ditto.
2364 (sse2_maskcmpdf3): Ditto.
2365 (sse2_vmmaskcmpv2df3): Ditto.
2366 (sse2_eq<mode>3): Ditto.
2367 (sse2_gt<mode>3): Ditto.
2368 (sse5_pcmov_<mode>): Add SSE5 support.
2369 (vec_unpacku_hi_v16qi): Ditto.
2370 (vec_unpacks_hi_v16qi): Ditto.
2371 (vec_unpacku_lo_v16qi): Ditto.
2372 (vec_unpacks_lo_v16qi): Ditto.
2373 (vec_unpacku_hi_v8hi): Ditto.
2374 (vec_unpacks_hi_v8hi): Ditto.
2375 (vec_unpacku_lo_v8hi): Ditto.
2376 (vec_unpacks_lo_v8hi): Ditto.
2377 (vec_unpacku_hi_v4si): Ditto.
2378 (vec_unpacks_hi_v4si): Ditto.
2379 (vec_unpacku_lo_v4si): Ditto.
2380 (vec_unpacks_lo_v4si): Ditto.
2381 (sse5_pmacsww): New SSE5 intrinsic insn.
2382 (sse5_pmacssww): Ditto.
2383 (sse5_pmacsdd): Ditto.
2384 (sse5_pmacssdd): Ditto.
2385 (sse5_pmacssdql): Ditto.
2386 (sse5_pmacssdqh): Ditto.
2387 (sse5_pmacsdqh): Ditto.
2388 (sse5_pmacsswd): Ditto.
2389 (sse5_pmacswd): Ditto.
2390 (sse5_pmadcsswd): Ditto.
2391 (sse5_pmadcswd): Ditto.
2392 (sse5_pcmov_<move>): Conditional move support on SSE5.
2393 (sse5_phaddbw): New SSE5 intrinsic insn.
2394 (sse5_phaddbd): Ditto.
2395 (sse5_phaddbq): Ditto.
2396 (sse5_phaddwd): Ditto.
2397 (sse5_phaddwq): Ditto.
2398 (sse5_phadddq): Ditto.
2399 (sse5_phaddubw): Ditto.
2400 (sse5_phaddubd): Ditto.
2401 (sse5_phaddubq): Ditto.
2402 (sse5_phadduwd): Ditto.
2403 (sse5_phadduwq): Ditto.
2404 (sse5_phaddudq): Ditto.
2405 (sse5_phsubbw): Ditto.
2406 (sse5_phsubwd): Ditto.
2407 (sse5_phsubdq): Ditto.
2408 (sse5_pperm): Ditto.
2409 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2410 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2411 (sse5_pperm_sign_v8hi_v4si): Ditto.
2412 (sse5_pperm_zero_v8hi_v4si): Ditto.
2413 (sse5_pperm_sign_v4si_v2di): Ditto.
2414 (sse5_pperm_sign_v4si_v2di): Ditto.
2415 (sse5_pperm_pack_v2di_v4si): Ditto.
2416 (sse5_pperm_pack_v4si_v8hi): Ditto.
2417 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2418 (sse5_perm<mode>): New SSE5 intrinsic insn.
2419 (rotl<mode>3): Ditto.
2420 (sse5_rotl<mode>3): Ditto.
2421 (sse5_ashl<mode>3): Ditto.
2422 (sse5_lshl<mode>3): Ditto.
2423 (sse5_frcz<mode>2): Ditto.
2424 (sse5s_frcz<mode>2): Ditto.
2425 (sse5_cvtph2ps): Ditto.
2426 (sse5_cvtps2ph): Ditto.
2427 (sse5_vmmaskcmp<mode>3): Ditto.
2428 (sse5_com_tf<mode>3): Ditto.
2429 (sse5_maskcmp<mode>3): Ditto.
2430 (sse5_maskcmp_uns<mode>3): Ditto.
2431 (sse5_maskcmp_uns2<mode>3): Ditto.
2432 (sse5_pcom_tf<mode>3): Ditto.
2434 * config/i386/predicates.md (sse5_comparison_float_operator):
2435 New predicate to match the comparison operators supported by
2436 the SSE5 com instruction.
2437 (ix86_comparison_int_operator): New predicate to match just the
2438 signed int comparisons.
2439 (ix86_comparison_uns_operator): New predicate to match just the
2440 unsigned int comparisons.
2442 * doc/invoke.texi (-msse5): Add documentation.
2443 (-mfused-madd): Ditto.
2445 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2447 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2449 (x86_64-*-*): Ditto.
2451 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2453 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2454 intrinisics for SSE5.
2456 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2459 * config/i386/mmintrin-common.h: New file, to contain common
2460 instructions between SSE4.1 and SSE5.
2462 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2463 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2464 (gen_regparm_prefix): Ditto.
2466 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2467 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2468 prototype_p to determine if a function is prototyped.
2470 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2472 * c-common.c (c_common_reswords) add the alignof keyword,
2473 with same RID as __alignof and __alignof__
2475 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2477 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2478 * hooks.c (hook_bool_const_int_const_int_true): New function.
2479 * target.h (struct gcc_target): Add can_eliminate field.
2480 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2481 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2482 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2483 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2484 (elim_table): Revise comment.
2485 * system.h (CAN_ELIMINATE): Poison.
2486 * defaults.h (CAN_ELIMINATE): Remove.
2487 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2489 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2490 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2492 (alpha_vms_can_eliminate): Declare as static, change return type to
2494 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2496 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2497 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2498 (arm_can_eliminate): New function.
2500 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2501 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2502 (avr_can_eliminate): Declare as static.
2503 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2505 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2506 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2507 (bfin_can_eliminate): New function.
2509 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2510 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2511 (crx_can_eliminate): New function.
2513 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2514 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2515 (fr30_can_eliminate): New function.
2517 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2518 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2519 (frv_can_eliminate): New function.
2521 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2522 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2523 (h8300_can_eliminate): New function.
2525 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2526 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2527 (i386_can_eliminate): Declare as static, change return type to bool.
2528 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2530 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2531 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2532 (ia64_can_eliminate): New function.
2534 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2535 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2536 (iq2000_can_eliminate): New function.
2538 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2539 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2540 (m32r_can_eliminate): New function.
2542 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2543 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2544 (m68hc11_can_eliminate): New function.
2546 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2547 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2548 (m68k_can_eliminate): New function.
2550 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2551 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2552 (mep_can_eliminate): New function.
2554 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2555 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2556 (mips_can_eliminate): New function.
2558 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2559 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2560 (rs6000_can_eliminate): New function.
2562 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2563 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2564 (s390_can_eliminate): Declare as static.
2565 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2567 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2568 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2569 (score_can_eliminate): New function.
2571 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2572 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2573 (sparc_can_eliminate): Declare as static.
2574 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2576 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2577 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2578 (xstormy16_can_eliminate): New function.
2580 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2581 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2582 (v850_can_eliminate): New function.
2584 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2586 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2587 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2588 (*movdfcc_ext[1234]): Disable for IEEE mode.
2590 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2592 * gimplify.c (prepare_gimple_addressable): New static function.
2593 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2595 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2596 manually fiddling with it.
2598 2009-08-25 Michael Matz <matz@suse.de>
2600 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2601 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2603 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2604 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2605 (do_jump): Split out code for simple binary comparisons into ...
2606 (do_jump_1): ... this, taking the individual operands and code.
2607 Change callers to helper function above accordingly.
2608 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2611 2009-08-25 Michael Matz <matz@suse.de>
2613 * expr.h (struct separate_ops, sepops): New type for passing
2614 around an exploded simple expression.
2615 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2616 Use this structure instead of expression tree.
2617 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2618 expression, only its type.
2619 (expand_vec_cond_expr): Take type and individual operands instead
2621 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2622 expand_vec_shift_expr): Change prototype accordingly.
2623 * tree-vect-stmts.c (vectorizable_condition): Change call of
2624 expand_vec_cond_expr_p to pass only type.
2625 * expr.c (do_store_flags): Change prototype and implementation
2626 to take an exploded expression.
2627 (expand_expr_real_1): New local ops initialized with details
2628 of the full expression. Use it instead of full
2629 expression in calls to do_store_flags, expand_vec_cond_expr,
2630 expand_widen_pattern_expr and expand_vec_shift_expr.
2632 2009-08-25 Michael Matz <matz@suse.de>
2634 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2635 treeop2 initialized with first three operands of the full expression.
2636 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2638 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2640 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2641 (__gthread_objc_condition_allocate): Mark arguments as unused.
2642 (__gthread_objc_condition_deallocate): Likewise.
2643 (__gthread_objc_condition_wait): Likewise.
2644 (__gthread_objc_condition_broadcast): Likewise.
2645 (__gthread_objc_condition_signal): Likewise.
2646 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2647 (__gthread_objc_thread_id): Likewise.
2649 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2652 * tree-pretty-print.c (print_call_name): Print the correct call name
2653 for procedure pointer components.
2655 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2657 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2658 default_promote_function_mode when not VMS.
2660 2009-08-24 Olivier Hainque <hainque@adacore.com>
2662 * convert.c (convert_to_integer): Don't assume an input pointer is
2663 POINTER_SIZE wide. Fetch from the type instead.
2665 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2667 * configure.ac (AC_PREREQ): Bump to 2.64.
2669 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2671 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2672 (process_command): Don't search standard_exec_prefix_1 and
2673 standard_exec_prefix_2.
2675 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2677 * config/arm/arm.c (output_return_instruction): Handle for
2680 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2682 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2684 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2686 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2687 (*arm_movdf_vfp): Likewise.
2689 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2691 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2692 (vashr<mode>3): Rename from ashr<mode>3.
2693 (vlshr<mode>3): Rename from lshr<mode>3.
2695 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
2698 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
2699 (check_format_info_main): Use scalar_identify_flag.
2700 (check_format_types): Check for scalar size identity if
2701 scalar_identify_flag is set.
2702 (printf_length_specs): Extend by new field.
2703 (asm_fprintf_length_specs): Likewise.
2704 (gcc_diag_length_specs): Likewise.
2705 (scanf_length_specs): Likewise.
2706 (strfmon_length_specs): Likewise.
2707 (gcc_gfc_length_specs): Likewise.
2708 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
2709 (ms_printf_flag_specs): Likewise.
2710 * c-format.h (format_length_info): Add new member scalar_identity_flag.
2712 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
2716 (*call_value_pop_1): Ditto.
2717 (*sibcall_pop_1): New insn pattern.
2718 (*sibcall_value_pop_1): Ditto.
2720 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2723 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
2726 2009-08-23 Alan Modra <amodra@bigpond.net.au>
2729 * fwprop.c (try_fwprop_subst): Allow multiple sets.
2730 (get_reg_use_in): New function.
2731 (forward_propagate_subreg): Propagate through subreg of zero_extend
2734 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
2736 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
2737 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2739 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2741 * configure.ac: Remove --with-datarootdir, --with-docdir,
2742 --with-htmldir switches. No need to call AC_SUBST for
2743 datarootdir, docdir, htmldir any more.
2744 * configure: Regenerate.
2745 * doc/install.texi (Configuration): Document --datarootdir,
2746 --docdir, --htmldir, --pdfdir; update documentation for
2747 --infodir, --mandir.
2748 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
2751 * aclocal.m4: Regenerate.
2752 * config.in: Regenerate.
2753 * configure: Regenerate.
2755 2009-08-21 Douglas B Rupp <rupp@gnat.com>
2756 Olivier Hainque <hainque@adacore.com>
2758 * config/ia64/ia64.c: Include libfuncs.h.
2759 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
2760 (ia64_expand_call): Use reg 25 on VMS.
2761 (ia64_initialize_trampoline): Fix for VMS ABI.
2762 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
2763 (ia64_function_arg): Initialize reg 25 on VMS.
2764 Fix OpenVMS ABI issues for varargs.
2765 For OpenVMS, emit the Argument Information register set in the
2766 incoming/sibcall case as well.
2767 (ia64_arg_type): New function.
2768 (ia64_function_arg_advance): Keep track of cum->words.
2769 Fix OpenVMS ABI issues for varargs.
2770 (ia64_function_value): On VMS, promote mode of non-aggregate types.
2771 (ia64_override_options): Set flag_no_common on VMS.
2772 (ia64_init_builtins): Disable FWRITE builtin.
2773 (ia64_asm_output_external): Call DO_CRTL_NAMES.
2774 (ia64_vms_init_libfuncs): Add decc$ routines.
2775 (ia64_vms_valid_pointer_mode): New function.
2776 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
2777 (ia64_promote_function_mode): New function
2778 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
2779 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
2780 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2781 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
2782 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
2783 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
2784 Suppress trailing '#' if VALUE is numeric.
2785 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
2786 ia64_promote_function_mode.
2787 (TARGET_VALID_POINTER_MODE): Define.
2789 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2792 * config/rs6000/rs6000.c (rs6000_override_options): Use
2793 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
2796 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
2797 reporting of vector + decimal/boolean/complex error.
2799 2009-08-21 Jakub Jelinek <jakub@redhat.com>
2801 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
2802 __vector double TYPE_DECL.
2804 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
2806 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
2807 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
2808 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
2809 to pointer to enum machine_mode. Update all callers as needed.
2811 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
2813 * config/alpha/alpha.md (exception_receiver): Emit alternative
2814 GP load sequence if flag_reorder_blocks_and_partition is set.
2815 (*exception_receiver_2): Also enable when
2816 flag_reorder_blocks_and_partition is set.
2818 2009-08-20 Matt Rice <ratmice@gmail.com>
2819 Diego Novillo <dnovillo@google.com>
2821 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
2824 2009-08-20 Richard Guenther <rguenther@suse.de>
2826 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
2827 * c-tree.h (c_dup_lang_specific_decl): Remove.
2828 (struct lang_decl, struct lang_type): Move definitions ...
2829 * c-lang.h: ... here. New file.
2830 * c-decl.c: Include c-lang.h.
2831 (c_dup_lang_specific_decl): Remove.
2832 * c-typeck.c: Include c-lang.h.
2833 * Makefile.in (c-decl.o): Add c-lang.h dependency.
2834 (c-typeck.o): Likewise.
2835 * c-config-lang.in (gtfiles): Add c-lang.h.
2836 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
2839 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
2841 * config/alpha/alpha.c (alpha_end_function): Do not clear
2842 crtl->emit structure and free insn locators if cfun->is_thunk is true,
2843 this is now handled in generic code.
2845 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2847 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
2848 (s390_z10_fix_long_loop_prediction): New function.
2849 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
2850 (s390_reorg): Walk over the INSNs and invoke
2851 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2853 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
2855 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
2856 "*brx_64bit", "*brx_31bit"): New patterns.
2857 * config/s390/s390.c ('E'): New output modifier.
2859 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2860 Richard Earnshaw <richard.earnshaw@arm.com>
2862 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
2863 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2865 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
2869 * pa.c (emit_move_sequence): Check if address of operand1 is valid
2870 for mode mode of operand0 when doing secondary reload for SAR.
2872 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2875 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
2876 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2878 2009-08-19 Jason Merrill <jason@redhat.com>
2880 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
2881 supported template depth in C++0x.
2883 2009-08-19 Jakub Jelinek <jakub@redhat.com>
2885 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
2886 free_after_compilation.
2887 * config/score/score7.c (score7_output_mi_thunk): Likewise.
2888 * config/score/score3.c (score3_output_mi_thunk): Likewise.
2889 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2890 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2891 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2892 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2893 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2895 2009-08-19 Ian Lance Taylor <iant@google.com>
2897 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
2898 of (plus (mult (neg B) C) A).
2900 2009-08-18 Michael Matz <matz@suse.de>
2902 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
2903 instead of comparing TYPE_MAIN_VARIANT for equality.
2904 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
2905 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
2906 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
2907 * gimplify.c (goa_lhs_expr_p): Ditto and use
2908 STRIP_USELESS_TYPE_CONVERSION.
2910 2009-08-18 Michael Matz <matz@suse.de>
2912 * tree-ssa-structalias.c (create_variable_info_for): Also mark
2913 first field in a struct.
2914 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
2916 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2918 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2919 locators before emit_insn is called. Remove assert that
2921 (alpha_end_function): Clear crtl->emit structure and free insn
2922 locators if cfun->is_thunk is true.
2924 2009-08-18 Jason Merrill <jason@redhat.com>
2926 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2928 * configure.ac: Test for it.
2929 * configure, config.in: Regenerate.
2930 * doc/install.texi: Document --enable-gnu-unique-object.
2932 2009-08-18 Richard Guenther <rguenther@suse.de>
2935 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
2936 pow(x,y*z) only if x is nonnegative.
2938 2009-08-18 Jakub Jelinek <jakub@redhat.com>
2940 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
2944 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
2945 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2947 2009-08-17 DJ Delorie <dj@redhat.com>
2949 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
2950 * config/m32c/prologue.md (epilogue_freit): New.
2952 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
2953 (bank_switch_p): Likewise.
2954 (fast_interrupt_p): Likewise.
2955 (interrupt_p): Likewise.
2956 (m32c_conditional_register_usage): Round memregs size up.
2957 (need_to_save): We only need to save $a0 when we use ENTER.
2958 (interrupt_p): Check for fast_interrupt too.
2959 (bank_switch_p): New.
2960 (fast_interrupt_p): New.
2961 (m32c_attribute_table): Add bank_switch and fast_interrupt.
2962 (m32c_emit_prolog): Support bank switching and fast interrupts.
2963 * doc/extend.texi (Function Attributes): Add bank_switch and
2966 2009-08-17 Douglas B Rupp <rupp@gnat.com>
2968 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
2969 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2971 2009-08-16 Douglas B Rupp <rupp@gnat.com>
2973 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
2974 (menu): Add IA-64/VMS Options.
2975 (IA-64/VMS Options): Likewise.
2977 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2980 * config/mips/mips.md (*lwxs): Use :P for pointer values.
2982 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
2984 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
2985 (mips_pop_asm_switch): Likewise.
2986 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
2988 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
2989 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
2990 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
2991 (mips_print_operand_punctuation): Use them. Check mips_noreorder
2992 instead of set_noreorder.
2993 (mips_output_function_prologue): Use the new functions.
2994 (mips_output_function_epilogue): Likewise.
2995 (mips_need_noat_wrapper_p): New function, split out from...
2996 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
2997 Use mips_push_asm_switch and mips_pop_asm_switch.
2998 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
2999 and mips_pop_asm_switch.
3000 (ASM_OUTPUT_REG_POP): Likewise.
3001 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3002 Use mips_pop_asm_switch.
3003 (mips_asm_switch): New structure.
3004 (set_noreorder, set_nomacro): Replace with...
3005 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3006 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3007 instead of set_nomacro.
3008 (fix_truncsfsi2_macro): Likewise.
3009 (cprestore): Likewise.
3010 (hazard): Use mips_noreorder instead of set_noreorder.
3011 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3013 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3015 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3016 from prev_active_insn.
3018 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3020 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3021 * config/avr/avr.c (avr_override_options): Initialize
3022 avr_current_arch variable.
3023 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3024 __AVR_HAVE_16BIT_SP__ according to the device type.
3025 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3027 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3028 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3030 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3033 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3034 generating inlined subroutine die only. We shouldn't be
3035 called for anything else.
3036 (gen_block_die): Don't generate inline subroutine debug info for
3039 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3041 * graphite-poly.c (print_pbb): Print PBB index.
3043 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3046 * graphite-interchange.c (ppl_max_for_le): Moved...
3047 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3048 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3049 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3050 * graphite-ppl.h (ppl_max_for_le): Declared.
3052 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3054 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3055 supported on all platforms.
3056 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3057 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3058 * c-pragma.c: Likewise.
3059 * target-def.h (TARGET_INITIALIZER): Remove
3060 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3061 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3063 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3065 * config/ia64/fde-vms.c: New file.
3066 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3067 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3068 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3069 (uw_frame_state_for): Only register a personality routine if it is
3070 known to be compatible with our expectations.
3071 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3072 Declare unw_table_entry stack variable and
3073 mod all calls to _Unwind_FindTableEntry to add arg.
3074 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3075 (_Unwind_FindTableEntry): Add arg to prototype.
3077 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3079 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3080 field 'signal_pfs_loc'.
3081 (uw_frame_state_for): Remove duplicate code dealing with leaf
3082 procedures without unwind info.
3083 If in the frame after unwinding through a signal handler, restore
3084 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3085 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3086 'pfs_loc' to the AR.PFS location in the signal context; instead
3087 set 'signal_pfs_loc'.
3088 Manually generate the unwind info for the AR.PFS register.
3089 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3090 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3091 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3092 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3093 instead set 'signal_pfs_loc'.
3094 Remove code preventing the AR.PFS register from being restored
3095 from the signal context.
3097 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3098 Tristan Gingold <gingold@adacore.com>
3100 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3101 * config/ia64/t-vms: New file.
3102 * config/ia64/vms64.h: New file.
3103 * config/ia64/vms.h: New file.
3104 * config/ia64/vms-crtinit.asm: New file.
3105 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3106 * config/ia64/vms-unwind.h: New file.
3108 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3110 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3113 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3118 * real.h (do_mpc_arg2): ... here.
3119 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3122 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3124 * final.c (add_debug_prefix_map): Don't use GC memory for
3125 old_prefix and new_prefix.
3127 2009-08-14 Richard Guenther <rguenther@suse.de>
3129 * ipa-prop.c (compute_complex_pass_through): If we cannot
3130 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3132 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3134 * c-lex.c (c_lex_with_flags): Increase size of local variable
3135 to avoid memory clobber.
3137 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3140 * config/i386/i386.c (ix86_fp_comparison_strategy):
3141 Only enable/disable sahf at function granularity.
3143 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3145 PR rtl-optimization/41064
3146 * reload1.c (reload_as_needed): Don't call extract_insn
3147 for known invalid replacements after calling
3148 validate_replace_rtx_group and verify_changes.
3150 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3154 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3155 ix86_expand_fp_vcond.
3156 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3157 Assert that operation is supported by ix86_expand_int_vcond.
3158 (vcondu<SSEMODE124C8:mode>): Ditto.
3160 2009-08-13 DJ Delorie <dj@redhat.com>
3162 * config/i386/djgpp-stdint.h: New.
3163 * config.gcc (djgpp): Use it.
3165 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3167 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3168 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3170 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3172 * tree-ssa-loop-prefetch.c
3173 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3174 for long-stride pruning.
3175 (compute_miss_rate): New function to compute the probability
3176 that two memory references access different cache lines.
3178 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3180 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3182 2009-08-13 Richard Guenther <rguenther@suse.de>
3185 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3186 use the constant pointer type.
3187 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3188 of CV qualifiers on the target pointer type.
3189 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3190 conversion check before restrict check.
3192 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3195 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3197 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3199 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3201 2009-08-12 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/41011
3204 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3205 and reference constructing.
3207 2009-08-12 Xinliang David Li <davidxl@google.com>
3209 PR tree-optimization/41012
3210 * tree-flow.h : New external interface.
3211 * gimple-low.c (check_call_arg): Change to public function.
3212 Remove argument mismatch check in lowering.
3213 * tree-inline.h (tree_can_inline_p): Interface change.
3214 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3216 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3217 Call change to tree_can_inline_p function.
3218 (cgraph_decide_inlining_incrementally): Ditto.
3220 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3222 PR tree-optimization/41031
3223 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3224 on the partition variable rather than promote_mode on the source
3225 type. Assert that the partition variable's type has the same
3226 mode as the source value's.
3228 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3230 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3231 for for_return == 2.
3232 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3234 * calls.c (expand_call): Fix typo.
3235 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3237 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3239 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3240 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3241 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3242 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3244 2009-08-12 Andrew Haley <aph@redhat.com>
3246 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3248 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3251 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3253 2009-08-12 Richard Guenther <rguenther@suse.de>
3255 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3256 * gimplify.c (gimplify_modify_expr): Do not use
3257 lang_hooks.types_compatible_p.
3258 * tree-ssa.c (useless_type_conversion_p): For aggregates
3259 just return false if the canonical types differ.
3261 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3264 * sese.c (convert_for_phi_arg): New.
3265 (add_guard_exit_phis): Use convert_for_phi_arg.
3267 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3269 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3270 unknown subscript upper bounds.
3272 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3273 Pranav Garg <pranav.garg2107@gmail.com>
3275 * graphite-interchange.c (gather_access_strides): Removed.
3276 (ppl_max_for_le): New.
3277 (build_linearized_memory_access): New.
3278 (memory_stride_in_loop): New.
3279 (pbb_interchange_profitable_p): Reimplemented.
3280 * graphite-ppl.h (ppl_new_id_map): New.
3281 (ppl_interchange): New.
3283 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3285 * graphite-interchange.c (compute_subscript): Removed.
3286 (compute_array_size_cstr): Removed.
3287 (compute_array_size_poly): Removed.
3288 (compute_array_size): Removed.
3289 (gather_access_strides_poly): Removed.
3290 (gather_access_strides): Empty.
3292 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3294 * graphite-dependences.c (dependence_polyhedron_1): Replace
3295 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3296 (graphite_legal_transform_dr): Same.
3297 (graphite_carried_dependence_level_k): Same.
3298 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3299 Initialize PDR_NB_SUBSCRIPTS.
3300 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3302 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3303 (PDR_NB_SUBSCRIPTS): New.
3304 (pdr_nb_subscripts): Removed.
3305 (pdr_dim): Simplified.
3306 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3307 with PDR_NB_SUBSCRIPTS.
3309 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3311 * graphite-interchange.c (compute_array_size): Remove use of
3313 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3314 Do not initialize PDR_DATA_CONTAINER.
3315 (print_pdr): Do not print PDR_DATA_CONTAINER.
3316 * graphite-poly.h (struct poly_dr): Remove data_container field.
3317 (PDR_DATA_CONTAINER): Removed.
3318 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3320 (build_poly_dr): Same.
3322 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3323 Sebastian Pop <sebastian.pop@amd.com>
3325 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3326 copy of the dependence polyhedron. Free the temporary objects.
3327 (graphite_carried_dependence_level_k): Free unused objects before
3330 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3331 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3332 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3333 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3334 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3336 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3338 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3339 Early return without analyzing the data dependences if no
3340 transform has been done. Call restore_scattering if the transform
3342 (graphite-interchange.c): Same.
3343 * graphite-poly.c (print_scattering_function): Test for
3345 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3346 (apply_poly_transforms): Do not gcc_assert that
3347 the transform is legal.
3348 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3349 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3350 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3351 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3352 * graphite-poly.h (struct poly_scattering): New.
3353 (struct poly_bb): Add original, transformed, and saved fields.
3354 Remove transformed_scattering, original_scattering,
3355 nb_local_variables and nb_scattering_transform fields.
3356 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3357 (poly_scattering_new): New.
3358 (poly_scattering_free): New.
3359 (poly_scattering_copy): New.
3360 (store_scattering_pbb): New.
3361 (store_scattering): New.
3362 (restore_scattering_pbb): New.
3363 (restore_scattering): New.
3364 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3365 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3369 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3372 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3374 * Makefile.in (graphite.o): Depends on PREDICT_H.
3375 * graphite.c: Include predict.h.
3376 (graphite_finalize): Call tree_estimate_probability.
3377 * predict.c (predict_loops): Do not call scev_initialize and
3379 (tree_estimate_probability_bb): New.
3380 (tree_estimate_probability): Do not initialize loops: move that
3381 code to the driver. Call tree_estimate_probability_bb.
3382 (tree_estimate_probability_driver): New.
3383 (pass_profile): Use tree_estimate_probability_driver.
3384 * predict.h (tree_estimate_probability): Declared.
3386 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3388 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3389 * graphite-dependences.c (graphite_legal_transform): Add time to
3390 TV_GRAPHITE_DATA_DEPS.
3391 (dependency_between_pbbs_p): Same.
3392 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3394 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3396 PR rtl-optimization/41033
3397 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3398 aliasing is disabled.
3400 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3402 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3403 si_mask_operand, and_load_operand, low_bitmask_operand,
3404 and_reg_operand, and_operand): New predicates.
3405 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3406 * config/mips/mips.c (and_operands_ok): New function.
3407 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3408 * config/mips/mips.md (move_type): Add ext_ins and logical.
3409 (type): Handle them.
3410 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3411 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3412 shift_shift. Remove commutative constraint modifier.
3413 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3415 (*clear_upper32_dext): Remove define_insn_and_split.
3416 (*clear_upper32): Turn this define_insn_and_split ...
3417 (splitter for ANDing register with 0xffff_ffff): .. into this.
3419 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3421 * combine.c (try_widen_shift_mode): Factor out code to check if an
3422 integer constant is a low-order bitmask from here ...
3423 * rtlanal.c (low_bitmask_len): ... to here.
3424 * rtl.h (low_bitmask_len): Declare.
3426 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3429 * config/alpha/alpha.md (addsi3): Remove expander.
3430 (addsi3): Rename from *addsi3_internal insn pattern.
3431 (subsi3): Remove expander.
3432 (subsi3): Rename from *subsi3_internal insn pattern.
3434 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3436 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3439 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3440 Eric Botcazou <botcazou@adacore.com>
3441 Douglas B Rupp <rupp@gnat.com>
3443 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3444 that records that fit in 64 bits are returned by immediate value,
3445 as required by OpenVMS Calling Standard.
3446 (function_value): Adjust for above modification.
3447 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3448 virtual_incoming_args_rtx as base object, not next_arg.
3449 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3451 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3453 * reload.c (find_reloads_subreg_address): Check the original
3454 req_equiv_mem address to detect the case where an address is
3455 not valid in the outer mode.
3457 2009-08-11 Richard Guenther <rguenther@suse.de>
3460 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3462 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3464 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3465 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3467 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3468 Douglas B Rupp <rupp@gnat.com>
3470 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3471 PT_STACK when frame_pointer_needed on OpenVMS.
3472 (alpha_pv_save_size, alpha_using_fp): Remove.
3473 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3474 with proper processing for PT_NULL.
3475 (alpha_vms_initial_elimination_offset): New function. Support for
3476 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3477 (alpha_sa_size): Force procedure type to PT_STACK when
3478 frame_pointer_needed on OpenVMS.
3479 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3480 (alpha_using_fp): Likewise.
3481 (alpha_vms_can_eliminate): Add prototype.
3482 (alpha_vms_initial_elimination_offset): Likewise.
3483 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3484 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3486 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3487 Douglas B Rupp <rupp@gnat.com>
3489 * config/alpha/alpha.c (common_object_handler): New function.
3490 (vms_attribute_table): Declare a single attribute "common_object".
3491 (vms_output_aligned_decl_common): New global function.
3492 (SECTION_VMS_OVERLAY): Delete.
3493 (SECTION_VMS_GLOBAL): Likewise.
3494 (SECTION_VMS_INITIALIZE): Likewise.
3495 (vms_asm_named_section): Remove support for above flags.
3496 (vms_section_type_flags): Delete.
3497 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3498 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3499 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3500 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3502 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3505 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3506 (sub_ddmmss): Likewise.
3508 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3511 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3514 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3517 * reload1.c (reload_as_needed): Use cancel_changes to completely
3518 undo a failed replacement attempt.
3520 2009-08-10 Richard Guenther <rguenther@suse.de>
3523 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3524 (useless_type_conversion_p): ... here. Require pointer targets
3527 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3530 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3531 loose the original type of the statement list.
3533 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3535 * config/alpha/alpha.c: Include libfuncs.h
3536 (avms_asm_output_extern): New function.
3537 (alpha_init_libfuncs): Init some decc libfuncs.
3538 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3539 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3540 (DO_CRTL_NAMES): Define.
3542 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3543 (LONG_TYPE_SIZE): Define.
3544 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3545 (SUBTARGET_SWITCHES): Define malloc64 switch.
3546 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3547 (MASK_RETURN_ADDR): Define.
3548 doc/invoke.texi (mmalloc64): Document switch.
3550 2009-08-09 Olivier Hainque <hainque@adacore.com>
3551 Douglas B Rupp <rupp@gnat.com>
3553 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3554 uses_condition_handler.
3555 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3556 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3557 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3558 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3559 (code_for_builtin): New insn codes for the new alpha_builtins.
3560 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3561 (alpha_sa_size): Account for uses_condition_handler.
3562 (alpha_expand_prologue): Likewise.
3563 (alpha_start_function): Likewise.
3564 (alpha_expand_epilogue): Likewise.
3565 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3566 establish/revert expanders.
3567 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3568 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3569 New expander, resorting to the alpha.c associated function.
3570 (builtin_revert_vms_condition_handler): Likewise.
3571 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3572 __gcc_shell_handler, the static VMS condition handler used as
3573 an indirection wrapper to the current dynamically established
3575 * config/alpha/vms-unwind.h: Complete rewrite.
3576 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3577 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3579 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3580 Douglas B Rupp <rupp@gnat.com>
3582 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3583 (alpha_need_linkage): Handle aliases. Return function symbol.
3584 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3585 Use ultimate alias target for the linkage name.
3586 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3587 by alpha_need_linkage for the function symbol.
3588 (setmemdi): Likewise.
3590 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3592 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3593 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3594 (ASM_WEAKEN_LABEL): Define.
3595 (CRT_CALL_STATIC_FUNCTION): Define.
3596 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3597 (ENDFILE_SPEC): Define.
3598 (INIT_SECTION_ASM_OP): Define.
3599 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3600 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3602 (MULTILIB_OSDIRNAMES): Define.
3603 (shlib_version): Define.
3604 (SHLIB_EXT): Define.
3605 (SHLIB_OBJS): Define.
3606 (SHLIB_NAME): Define.
3607 (SHLIB_MULTILIB): Define.
3608 (SHLIB_INSTALL): Define.
3609 (SHLIB_SYMVEC): Define.
3610 (SHLIB_SYMVECX2): Define.
3611 (SHLIB_LINK): Define.
3613 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3615 * config/alpha/alpha.c (alpha_initialize_trampoline):
3616 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3617 (alpha_start_function): Emit transfer address on nested functions
3618 for VMS trampoline call.
3619 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3620 since no longer used.
3621 * config/alpha/vms-tramp.asm: Remove.
3622 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3623 since now only data initialized at runtime.
3625 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3627 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3628 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3629 (MD_EXEC_PREFIX): Remove, no longer used.
3630 (MD_STARTFILE_PREFIX): Likewise.
3631 (INCLUDE_DEFAULTS): Likewise.
3632 * config/alpha/t-vms:
3633 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3635 2009-08-09 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/41016
3638 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3639 (operand_precision): Remove.
3640 (integral_operand_p): Likewise.
3641 (recognize_single_bit_test): Adjust.
3643 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3645 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3646 operation overflows. Likewise non-cast unary arithmetic.
3647 If one arm of a conditional expression is always taken,
3648 inhibit evaluation warnings for the other arm. Likewise inhibit
3649 evaluation warnings for the second && or || operand if the first
3650 operand is enough to determine the result.
3651 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3653 (build_binary_op): Prevent duplicate evaluation warnings.
3655 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3657 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3658 and destination have different modes, Use promote_mode to
3659 determine the signedness of the conversion. Assert that the
3660 promoted source mode matches the destination mode. Don't pass
3661 the destination and destination mode to expand_expr if the source
3662 mode is different. Simplify conversion logic.
3664 2009-08-09 Ira Rosen <irar@il.ibm.com>
3666 PR tree-optimization/41008
3667 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3668 from condition only in case it's a comparison. Adjust checks.
3670 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3672 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3673 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3674 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3675 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3676 (dump_cand): Handle them.
3677 (struct iv_cand): New members COST_STEP and AINC_USE.
3678 (stmt_after_increment): Likewise.
3679 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3680 callers changed. Use gimple_uid comparison instead of scanning.
3681 (add_candidate_1): When looking for identical candidates, take
3682 AINC_USE into account. Set it for new candidates.
3683 (force_expr_to_var_cost): Cast target_spill_cost to int.
3684 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3685 All callers changed. Check for availability of autoinc addressing
3686 modes, both in general for a given mode, and in the specific use case.
3687 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3689 (get_computation_cost): Likewise.
3690 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3691 add_autoinc_candidates): New static functions.
3692 (add_candidate): Call add_autoinc_candidates for candidates based on
3694 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3695 (determine_use_iv_cost_address): If we have an autoinc candidate at
3696 the matching use, verify autoinc is possible and subtract the cost
3697 of the candidate's step from the cost.
3698 (determine_iv_cost): Record the cost of the increment in the COST_STEP
3699 member of the candidate.
3700 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
3701 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
3703 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3705 * config.build (ia64-hp-*vms*): New target.
3706 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3708 * config.gcc (ia64-hp-*vms*): New target.
3709 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3711 * config.host (ia64-hp-*vms*): New target.
3712 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
3715 2009-08-08 Richard Guenther <rguenther@suse.de>
3717 PR tree-optimization/40991
3718 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
3720 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3722 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
3723 mode check. Do truncations in an integer mode.
3724 (force_to_mode): Handle subregs for all mode types. Only do
3725 arithmetic simplifications on integer modes.
3727 2009-08-07 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/40999
3730 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
3731 (maybe_fold_reference): Lookup constant initializers.
3732 (fold_gimple_assign): Likewise.
3734 2009-08-07 Richard Guenther <rguenther@suse.de>
3736 * tree-ssa.c (useless_type_conversion_p_1): Only for types
3737 that require structural equality defer to the langhook.
3739 2009-08-07 Martin Jambor <mjambor@suse.cz>
3741 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
3743 (struct ipa_pass_through_data): New type.
3744 (struct ipa_ancestor_jf_data): New type.
3745 (union jump_func_value): Removed field formal_id, added fields
3746 pass_through and ancestor.
3747 (struct ipa_param_call_note): Changed type of formal_id to int from
3749 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
3750 operations jump functions and ancestor jump functions.
3751 (compute_complex_pass_through): New function.
3752 (compute_scalar_jump_functions): Call compute_complex_pass_through,
3753 reflect changes in the jump function strucutre.
3754 (update_jump_functions_after_inlining): Ignore complex pass-through
3755 and ancestor jump functions.
3756 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
3757 polynomial pass-through with operation jump functions.
3759 2009-08-07 Jakub Jelinek <jakub@redhat.com>
3761 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
3762 fde->dw_fde_begin as begin label instead of hot/cold label.
3763 Use LLSDAC label instead of LLSDA for second section lsda.
3764 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
3765 label instead of LLSDA if it is true.
3766 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
3768 * except.c (add_call_site, dw2_size_of_call_site_table): Add
3769 SECTION argument. Use it as index into crtl->eh.call_site_record
3771 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
3772 use it to determine how to print table entries instead of using
3773 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
3774 label instead of normal begin label as base.
3775 (sjlj_assign_call_site_values): Adjust add_call_site caller.
3776 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
3777 ensure no EH range spans between sections and that landing pads
3778 are always in the corresponding section.
3779 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
3780 for crtl->eh.call_site_record being an array rather than scalar.
3781 (output_one_function_exception_table): New function, copied
3782 from output_function_exception_table. Adjust
3783 dw2_size_of_call_site_table, dw2_output_call_site_table
3784 callers. For SECOND section use *C suffixed labels.
3785 (output_function_exception_table): Call
3786 output_one_function_exception_table and, when doing hot/cold
3787 partitioning, also another time for the second section.
3788 * opts.c: Include except.h.
3789 (decode_options): Allow -freorder-blocks-and-partition with
3790 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
3791 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
3792 * function.h (struct rtl_eh): Change call_site_record from
3793 scalar into array of 2 elements.
3795 2009-08-07 Martin Jambor <mjambor@suse.cz>
3797 * ipa-prop.c (count_formal_params_1): New function.
3798 (ipa_get_vector_of_formal_parms): New function.
3799 (get_vector_of_formal_parm_types): New function.
3800 (ipa_modify_formal_parameters): New function.
3801 (ipa_modify_call_arguments): New function.
3802 (index_in_adjustments_multiple_times_p): New function.
3803 (ipa_combine_adjustments): New function.
3804 (ipa_dump_param_adjustments): New function.
3805 * ipa-prop.h (struct ipa_parm_adjustment): New type.
3806 (ipa_get_vector_of_formal_parms): Declare.
3807 (ipa_modify_formal_parameters): Declare.
3808 (ipa_modify_call_arguments): Declare.
3809 (ipa_combine_adjustments): Declare.
3810 (ipa_dump_param_adjustments): Declare.
3811 (build_ref_for_offset): Declare.
3812 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
3813 * tree-sra.c: Include ipa-prop.c.
3814 (build_ref_for_offset): Make public.
3816 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
3818 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
3820 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
3822 * gcc/doc/extend.texi (__builtin_extract_return_address)
3823 (__builtin_frob_return_address): Document.
3825 2009-08-06 Paul Brook <paul@codesourcery.com>
3827 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
3828 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
3829 implementation on ARMv6-M.
3831 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3833 * doc/extend.texi (pcs): Document new attribute for ARM.
3835 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3837 * arm.c (pcs_attribute_args): Comment out unsupported attribute
3840 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3842 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
3845 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3847 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
3849 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
3851 Merge ARM/hard_vfp_branch to trunk.
3853 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
3855 * arm.c (libcall_eq): New function.
3856 (libcall_hash): New function.
3857 (add_libcall): New function.
3858 (arm_libcall_uses_aapcs_base): New function.
3859 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
3860 libcalls using the base PCS.
3861 (arm_init_cumulative_args): Likewise.
3863 2009-07-20 Joseph Myers <joseph@codesourcery.com>
3865 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
3866 Use base ABI for conversion libfuncs between HFmode and SFmode.
3868 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3870 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
3871 V4SImode as representatives of all 64-bit and 128-bit vector
3872 types. Allow vector types without vector modes.
3873 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
3874 without vector modes like BLKmode.
3875 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
3876 BLKmode. Avoid unsupported vector modes or TImode moves for
3878 (aapcs_vfp_allocate_return_reg): Likewise.
3879 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
3880 V8QImode if TARGET_NEON || TARGET_IWMMXT.
3882 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3884 * config/arm/arm.c (arm_handle_pcs_attribute): New.
3885 (arm_get_pcs_model): Pass attribute arguments to
3886 arm_pcs_from_attribute.
3887 (arm_init_cumulative_args): Use base AAPCS for conversions from
3888 floating-point types to DImode.
3889 (arm_attribute_table): Add pcs attribute.
3890 (arm_handle_pcs_attribute): New.
3891 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
3892 conversions from floating-point types to DImode, also declare them
3893 to use base AAPCS and declare functions they call to use base
3894 AAPCS and their RTABI names.
3896 2009-05-12 Joseph Myers <joseph@codesourcery.com>
3898 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
3899 -mfloat-abi=hard not being supported for VFP.
3901 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
3903 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
3904 SYMBOL_REF to hard_libcall_value.
3906 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3907 Richard Earnshaw <rearnsha@arm.com>
3909 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
3910 has been put on the stack, all remaining co-processory arguments for
3911 that co-processor also go on the stack.
3913 2009-03-05 Joseph Myers <joseph@codesourcery.com>
3915 * config/arm/arm.c (arm_return_in_memory): Handle returning
3916 vectors of suitable size in registers also for AAPCS case.
3918 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
3920 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
3922 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
3924 ARM Hard-VFP calling convention
3925 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
3926 * target.h (gcc_target): Add libcall_value to table of call hooks.
3927 * targhooks.h (default_libcall_value): Default implementation.
3928 * targhooks.c (default_libcall_value): Likewise.
3929 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
3930 * optabs.c (expand_unop): Use it.
3931 * expr.h (hard_libcall_value): Pass the function RTX through.
3932 * calls.c (emit_library_call_value_1): Update call to
3934 * explow.c (hard_libcall_value): Use new target hook.
3935 * testsuite/lib/target-supports.exp
3936 (check_effective_target_arm_hard_vfp_ok): New hook.
3937 (check_effective_target_arm_neon_ok): Improve test for neon
3939 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
3940 * config/arm/arm.c: Include cgraph.h
3941 (TARGET_FUNCTION_VALUE): Override default hook.
3942 (arm_pcs_default): New variable.
3943 (arm_override_options): Don't fault hard calling convention with VFP.
3944 Add support for AAPCS variants.
3945 (arm_function_value): Make static. Handle AAPCS variants.
3946 (arm_libcall_value): New function.
3947 (arm_apply_result_size): Handle VFP registers in results.
3948 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
3950 (pcs_attribute_args): New variable.
3951 (arm_pcs_from_attribute): New function.
3952 (arm_get_pcs_model): New function.
3953 (aapcs_vfp_cum_init): New function.
3954 (aapcs_vfp_sub_candidate): New function.
3955 (aapcs_vfp_is_return_candidate): New function.
3956 (aapcs_vfp_is_call_candidate): New function.
3957 (aapcs_vfp_allocate): New function.
3958 (aapcs_vfp_allocate_return_reg): New function.
3959 (aapcs_vfp_advance): New function.
3960 (aapcs_cp_arg_layout): New variable.
3961 (aapcs_select_call_coproc): New function.
3962 (aapcs_select_return_coproc): New function.
3963 (aapcs_allocate_return_reg): New function.
3964 (aapcs_libcall_value): New function.
3965 (aapcs_layout_arg): New function.
3966 (arm_init_cumulative_args): Initialize AAPCS args data.
3967 (arm_function_arg): Handle AAPCS variants using new interface.
3968 (arm_arg_parital_bytes): Likewise.
3969 (arm_function_arg_advance): New function.
3970 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
3971 calling conventions.
3972 (arm_setup_incoming_varargs): Handle new AAPCS args data.
3973 * arm.h (NUM_VFP_ARG_REGS): Define.
3974 (LIBCALL_VALUE): Update.
3975 (FUNCTION_VALUE): Delete.
3976 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
3977 (arm_pcs): New enum.
3978 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
3979 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
3980 (FUNCTION_ARG_REGNO_P): Add VFP regs.
3981 * arm-protos.h (arm_function_arg_advance): Add.
3982 (aapcs_libcall_value): Add.
3983 (arm_function_value): Delete.
3985 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
3986 H.J. Lu <hongjiu.lu@intel.com>
3989 * config/i386/i386.c (standard_sse_mode_p): Remove.
3990 (standard_sse_constant_p): Return 2 for integer mode
3991 vector_all_ones_operand when SSE2 is enabled.
3992 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
3993 (ix86_expand_vector_move): Do not check for negative values from
3994 standard_sse_constant_p.
3996 2009-08-06 Richard Guenther <rguenther@suse.de>
3998 * tree-ssa.c (useless_type_conversion_p_1): Make function and
3999 array type comparisons frontend independent.
4000 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4002 out array reference lower bound and element size operands.
4003 (ao_ref_init_from_vn_reference): Properly compute the offset
4004 for ARRAY_RANGE_REF.
4005 (vn_reference_fold_indirect): Fill out array reference lower
4006 bound and element size operands.
4007 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4008 a non gimple valued reference operand which can happen for
4009 array reference lower bound or element size.
4010 (create_component_ref_by_pieces_1): Properly generate the
4011 element size operand for array references.
4013 2009-08-06 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/40964
4016 * tree.c (iterative_hash_host_wide_int): Export.
4017 * tree.h (iterative_hash_host_wide_int): Declare.
4018 * tree-ssa-structalias.c (heapvar_map): New struct.
4019 (heapvar_map_eq): New function.
4020 (heapvar_map_hash): Likewise.
4021 (heapvar_lookup): Adjust.
4022 (heapvar_insert): Likewise.
4023 (make_constraint_from_heapvar): Allow multiple heap variables
4024 per decl at different offsets.
4025 (init_alias_heapvars): Adjust.
4027 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4029 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4030 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4031 trailing sync if TARGET_SYNC_AFTER_SC.
4033 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4035 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4036 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4037 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4038 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4039 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4040 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4041 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4042 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4043 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4044 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4045 the prototype declaration match the definition.
4046 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4047 instructions explicitly. Add barrier_before and operands
4049 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4050 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4051 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4052 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4053 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4054 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4056 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4058 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4060 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4061 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4064 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4067 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4069 PR rtl-optimization/40924
4070 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4071 make sure canon_rtx (mem_address) isn't simpler than
4072 canon_rtx (expanded_mem_address).
4074 2009-08-05 Li Feng <nemokingdom@gmail.com>
4076 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4078 (build_scop_drs): Build alias set for each SCoP.
4080 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4082 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4083 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4084 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4085 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4086 (BASE_DRIVER_SELF_SPECS): Likewise.
4088 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4090 * tree-ssa-alias.c: Fix some comment typos.
4092 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4094 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4095 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4097 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4100 * simplify-rtx.c (simplify_binary_operation_1): Disable
4101 simplifications for decimal float operations.
4103 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4106 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4107 operand of INDIRECT_REF.
4109 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4111 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4112 constants referencing TLS symbols.
4114 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4116 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4117 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4119 2009-08-03 Richard Guenther <rguenther@suse.de>
4121 * tree.c (make_vector_type): Build a main variant first,
4122 get the canonical one and then build the variant.
4123 * tree-ssa.c (useless_type_conversion_p_1): Handle
4125 (useless_type_conversion_p): Conversions to pointers to
4126 incomplete record types are useless.
4128 2009-08-03 Richard Guenther <rguenther@suse.de>
4130 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4131 file will be created.
4132 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4133 * toplev.c (compile_file): Adjust comment.
4135 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4137 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4138 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4139 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4140 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4141 (sh_promote_function_mode): Fix typo.
4143 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4145 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4147 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4149 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4150 declaration arguments.
4152 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4155 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4156 (ix86_split_ashl): Ditto.
4157 (ix86_expand_vector_init_one_nonzero): Ditto.
4158 (ix86_expand_vector_set): Ditto.
4159 (ix86_expand_reduc_v4sf): Ditto.
4161 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4163 * explow.c (promote_function_mode): Remove assert.
4164 * config/sh/sh.c (sh_promote_function_mode): Declare.
4166 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4168 * config/pa/pa.c (pa_promote_function_mode): Declare.
4169 Change to static. Fix promote_mode call.
4171 * gthr-dce.h (CONST_CAST2): Define if not defined.
4172 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4174 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4176 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4178 * expr.c (store_constructor): Use promote_decl_mode. Remove
4179 now write-only variable unsignedp.
4180 (expand_expr_real_1): Use promote_decl_mode.
4181 * expr.h (promote_function_mode, promote_decl_mode): New.
4182 (promote_mode): Remove last argument.
4183 * function.c (assign_temp): Drop last argument of promote_mode.
4184 (assign_parm_find_data_types): Use promote_function_mode.
4185 (assign_parm_setup_reg): Likewise.
4186 (expand_function_end): Use promote_function_mode.
4187 * calls.c (initialize_argument_information): Use promote_function_mode.
4188 (precompute_arguments): Use promote_mode instead of checking if
4189 only PROMOTE_FUNCTION_MODE is defined.
4190 (expand_call): When making sibcall decisions, use promote_function_mode.
4191 Below, remove an if for targetm.calls.promote_function_return and
4192 and use promote_function_mode.
4193 (emit_library_call_value_1): Use promote_function_mode, fix bug
4194 where promote_mode was passed FOR_CALL == 0 for a return value in an
4196 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4197 * explow.c (promote_function_mode, promote_decl_mode): New.
4198 (promote_mode): Keep only the FOR_CALL == 0 case.
4199 * combine.c (setup_incoming_promotion): Remove test of
4200 promote_function_args. Use promote_function_mode.
4201 * stmt.c (expand_value_return): Use promote_decl_mode.
4202 (expand_decl): Use promote_decl_mode.
4204 * expr.c (store_constructor): Use promote_decl_mode. Remove
4205 now write-only variable unsignedp.
4206 (expand_expr_real_1): Use promote_decl_mode.
4207 * expr.h (promote_function_mode, promote_decl_mode): New.
4208 (promote_mode): Remove last argument.
4209 * function.c (assign_temp): Drop last argument of promote_mode.
4210 (assign_parm_find_data_types): Use promote_function_mode.
4211 (assign_parm_setup_reg): Likewise.
4212 (expand_function_end): Use promote_function_mode.
4213 * calls.c (initialize_argument_information): Use promote_function_mode.
4214 (precompute_arguments): Use promote_mode instead of checking if
4215 only PROMOTE_FUNCTION_MODE is defined.
4216 (expand_call): When making sibcall decisions, use promote_function_mode.
4217 Below, remove an if for targetm.calls.promote_function_return and
4218 and use promote_function_mode.
4219 (emit_library_call_value_1): Use promote_function_mode, fix bug
4220 where promote_mode was passed FOR_CALL == 0 for a return value in an
4222 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4223 * explow.c (promote_function_mode, promote_decl_mode): New.
4224 (promote_mode): Keep only the FOR_CALL == 0 case.
4225 * combine.c (setup_incoming_promotion): Remove test of
4226 promote_function_args. Use promote_function_mode.
4227 * stmt.c (expand_value_return): Use promote_decl_mode.
4228 (expand_decl): Use promote_decl_mode.
4230 * explow.c (promote_function_mode): Just call the target hook.
4231 * targhooks.c (default_promote_function_mode,
4232 default_promote_function_mode_always_promote): New.
4233 * targhooks.h (default_promote_function_mode,
4234 default_promote_function_mode_always_promote): Declare.
4235 * target.h (promote_function_args, promote_function_return): Remove.
4236 (promote_function_mode): New.
4237 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4238 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4239 (TARGET_PROMOTE_FUNCTION_MODE): New.
4240 (TARGET_CALLS): Adjust.
4241 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4242 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4244 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4245 * config/s390/s390.c (s390_promote_function_mode): ... here,
4246 with pointer handling.
4247 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4248 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4250 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4251 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4252 with pointer handling.
4253 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4254 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4256 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4257 * config/sh/sh.c (sh_promote_function_mode): New.
4258 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4259 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4261 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4262 * config/cris/cris.c (cris_promote_function_mode): ... here.
4263 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4264 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4266 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4267 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4268 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4269 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4271 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4272 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4273 complex type handling.
4274 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4275 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4277 * config/pa/pa.c (pa_promote_function_mode): New.
4278 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4279 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4281 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4282 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4283 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4284 * config/xtensa/xtensa.c: Likewise.
4285 * config/stormy16/stormy16.c: Likewise.
4286 * config/iq2000/iq2000.c: Likewise.
4287 * config/rs6000/rs6000.c: Likewise.
4288 * config/picochip/picochip.c: Likewise.
4289 * config/arc/arc.c: Likewise.
4290 * config/mcore/mcore.c: Likewise.
4291 * config/score/score.c: Likewise.
4292 * config/mips/mips.c: Likewise.
4293 * config/bfin/bfin.c: Likewise.
4294 * config/ia64/ia64.c: Likewise (disabled though).
4296 * config/frv/frv.h: Remove pointless remark.
4298 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4299 TARGET_PROMOTE_FUNCTION_ARGS,
4300 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4301 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4303 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4305 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4306 -floop-parallelize-all.
4307 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4308 flag_loop_parallelize_all.
4309 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4310 * graphite.c (graphite_transform_loops): Same.
4312 * graphite-poly.c (apply_poly_transforms): Same.
4314 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4316 PR tree-optimization/40914
4317 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4318 if set, then check the delta field of the PMF record.
4319 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4320 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4321 call is stored in the delta.
4323 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4325 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4327 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4329 * config/i386/bsd.h (ASM_BYTE): New define.
4330 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4331 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4332 .byte. Use fputs or putc instead of fprintf where appropriate.
4333 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4334 fputs or putc instead of fprintf where appropriate.
4335 * config/i386/i386elf.h: Ditto.
4336 * config/i386/sysv4.h: Ditto.
4338 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4339 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4340 (*tls_global_dynamic_64): Ditto.
4342 2009-07-31 Christian Bruel <christian.bruel@st.com>
4344 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4346 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4348 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4349 Remove dead code for MINUS.
4351 2009-07-31 Anthony Green <green@moxielogic.com>
4353 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4355 (moxie_expand_epilogue): Ditto for epilogue.
4356 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4358 (moxie_function_arg): Ditto.
4359 (moxie_pass_by_reference): Ditto.
4360 (moxie_arg_partial_bytes): Ditto.
4361 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4362 (FUNCTION_ARG_ADVANCE) Ditto.
4363 (REG_PARM_STACK_SPACE) Ditto.
4364 (FUNCTION_ARG_REGNO_P) Dito.
4366 * config.gcc: Add moxie linux config support.
4367 * gcc/config/moxie/uclinux.h: New file.
4369 2009-07-31 DJ Delorie <dj@redhat.com>
4371 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4372 (UNSPECV_SP_SWITCH_E): New.
4373 (sp_switch_1): Change to an unspec.
4374 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4376 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4377 reference the new stack's address
4379 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4381 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4382 graphite-clast-to-gimple.o, graphite-dependences.o,
4383 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4384 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4385 (graphite-blocking.o,
4386 graphite-clast-to-gimple.o, graphite-dependences.o,
4387 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4388 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4389 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4390 * cfgloop.h (struct loop): Add can_be_parallel field.
4391 * common.opt (fgraphite-identity): Moved up.
4392 (fgraphite-force-parallel): New flag.
4393 * graphite.c: Rewrite.
4394 * graphite.h: Rewrite.
4395 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4397 * toplev.c (graphite_out_file): New file descriptor.
4398 (graphite_in_file): New.
4399 (process_options): flag_graphite_force_parallel cannot be used without
4401 * tree-ssa-loop.c: Include toplev.h.
4402 (gate_graphite_transforms): Enable flag_graphite for
4403 flag_graphite_force_parallel.
4405 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4407 * ChangeLog.graphite: New.
4408 * graphite-blocking.c: New.
4409 * graphite-clast-to-gimple.c: New.
4410 * graphite-clast-to-gimple.h: New.
4411 * graphite-dependences.c: New.
4412 * graphite-dependences.h: New.
4413 * graphite-interchange.c: New.
4414 * graphite-poly.c: New.
4415 * graphite-poly.h: New.
4416 * graphite-ppl.c: New.
4417 * graphite-ppl.h: New.
4418 * graphite-scop-detection.c: New.
4419 * graphite-scop-detection.h: New.
4420 * graphite-sese-to-poly.c: New.
4421 * graphite-sese-to-poly.h: New.
4425 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4427 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4428 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4430 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4432 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4433 (scev_is_linear_expression): Return false if the evolution is not
4434 affine multivariate.
4436 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4438 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4439 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4441 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4443 * tree-data-ref.c (debug_data_references): New.
4444 (debug_data_reference): New.
4445 * tree-data-ref.h (debug_data_references): Declared.
4446 (debug_data_reference): Declared.
4448 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4450 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4451 * tree-data-ref.h (scop_p): Removed.
4452 (struct data_reference): Remove field scop.
4454 (stmt_simple_memref_p): Removed.
4456 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4458 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4459 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4462 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4464 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4466 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4468 * doc/invoke.texi (-fgraphite-identity): Documented.
4470 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4472 * tree-scalar-evolution.c: Fix comment.
4473 (instantiate_scev_1): Return unknow from scev instantiation if the
4474 result is not above instantiate_below.
4476 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4478 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4479 static anymore. Instantiate the symbols that may have been introduced
4481 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4484 2009-07-30 DJ Delorie <dj@redhat.com>
4486 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4487 .vliw directive to VLIW sections.
4489 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4491 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4493 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4494 (AUTOHEADER): New variable.
4495 ($(srcdir)/cstamp-h.in): Use it.
4497 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4498 Pat Haugen <pthaugen@us.ibm.com>
4499 Revital Eres <ERES@il.ibm.com>
4501 * config/rs6000/vector.md (VEC_F): Add VSX support.
4505 (vector_load_<mode>): Ditto.
4506 (vector_store_<mode>): Ditto.
4507 (vector GPR move split): Ditto.
4508 (vec_reload_and_plus_<mptrsize>): Ditto.
4509 (vec_reload_and_reg_<mptrsize>): Ditto.
4510 (add<mode>3): Ditto.
4511 (sub<mode>3): Ditto.
4512 (mul<mode>3): Ditto.
4513 (neg<mode>2): Ditto.
4514 (abs<mode>2): Ditto.
4515 (smin<mode>3): Ditto.
4516 (smax<mode>3): Ditto.
4517 (vector_eq<mode>): Ditto.
4518 (vector_gt<mode>): Ditto.
4519 (vector_ge<mode>): Ditto.
4520 (vector_gtu<mode>): Ditto.
4521 (vector_select_<mode>_uns): Ditto.
4522 (vector_eq_<mode>_p): Ditto.
4523 (vector_gt_<mode>_p): Ditto.
4524 (vector_ge_<mode>_p): Ditto.
4525 (vector_gtu_<mode>_p): Ditto.
4526 (cr6_test_for_zero): Ditto.
4527 (cr6_test_for_zero_reverse): Ditto.
4528 (cr6_test_for_lt): Ditto.
4529 (cr6_test_for_lt_reverse): Ditto.
4530 (xor<mode>3): Ditto.
4531 (ior<mode>3): Ditto.
4532 (and<mode>3): Ditto.
4533 (one_cmpl<mode>2): Ditto.
4534 (nor<mode>2): Ditto.
4535 (andc<mode>2): Ditto.
4536 (float<VEC_int<mode>2): Ditto.
4537 (unsigned_float<VEC_int><mode>2): Ditto.
4538 (fix_trunc<mode><VEC_int>2): Ditto.
4539 (fixuns_trunc<mode><VEC_int>2): Ditto.
4541 (vec_set<mode>): Ditto.
4542 (vec_extract<mode>): Ditto.
4543 (vec_interleave_highv4sf): Ditto.
4544 (vec_interleave_lowv4sf): Ditto.
4545 (vec_realign_load_<mode>): Ditto.
4546 (vec_shl_<mode>): Ditto.
4547 (vec_shr_<mode>): Ditto.
4548 (div<mode>3): New patterns for VSX.
4549 (vec_interleave_highv2df): Ditto.
4550 (vec_interleave_lowv2df): Ditto.
4551 (vec_pack_trunc_v2df): Ditto.
4552 (vec_pack_sfix_trunc_v2df): Ditto.
4553 (vec_pack_ufix_trunc_v2df): Ditto.
4554 (vec_unpacks_hi_v4sf): Ditto.
4555 (vec_unpacks_lo_v4sf): Ditto.
4556 (vec_unpacks_float_hi_v4si): Ditto.
4557 (vec_unpacks_float_lo_v4si): Ditto.
4558 (vec_unpacku_float_hi_v4si): Ditto.
4559 (vec_unpacku_float_lo_v4si): Ditto.
4560 (movmisalign<mode>): Ditto.
4561 (vector_ceil<mode>2): New patterns for vectorizing math library.
4562 (vector_floor<mode>2): Ditto.
4563 (vector_btrunc<mode>2): Ditto.
4564 (vector_copysign<mode>3): Ditto.
4566 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4567 predicate for setting the high bit in each word, used for copysign.
4569 * config/rs6000/ppc-asm.h (f19): Whitespace.
4570 (f32-f63): Define if VSX.
4571 (v0-v31): Define if Altivec.
4572 (vs0-vs63): Define if VSX.
4574 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4576 * config/rs6000/power7.md: New file, provide tuning parameters for
4579 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4580 (rs6000_cpu_cpp_builtins): Ditto.
4581 (altivec_overloaded_builtins): Ditto.
4582 (altivec_resolve_overloaded_builtin): Ditto.
4584 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4585 debug switch to disable vectorizing simple math builtin
4588 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4589 Vectorize simple math builtin functions.
4590 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4591 hook to vectorize math builtins.
4592 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4593 (rs6000_builtin_conversion): Add VSX/power7 support.
4594 (rs6000_builtin_vec_perm): Ditto.
4595 (vsplits_constant): Add support for loading up a vector constant
4596 with just the high bit set in each part.
4597 (rs6000_expand_vector_init): Add VSX/power7 support.
4598 (rs6000_expand_vector_set): Ditto.
4599 (rs6000_expand_vector_extract): Ditto.
4600 (rs6000_emit_move): Ditto.
4601 (bdesc_3arg): Ditto.
4602 (bdesc_2arg): Ditto.
4603 (bdesc_1arg): Ditto.
4604 (rs6000_expand_ternop_builtin): Ditto.
4605 (altivec_expand_builtin): Ditto.
4606 (rs6000_expand_unop_builtin): Ditto.
4607 (rs6000_init_builtins): Ditto.
4608 (altivec_init_builtins): Ditto.
4609 (builtin_function_type): Ditto.
4610 (rs6000_common_init_builtins): Ditto.
4611 (rs6000_handle_altivec_attribute); Ditto.
4612 (rs6000_mangle_type): Ditto.
4613 (rs6000_vector_mode_supported_p): Ditto.
4614 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4617 * config/rs6000/vsx.md: New file for VSX support.
4619 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4620 identifing values with just the most significant bit set.
4621 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4622 vectorized builtins.
4624 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4625 (UNSPEC_VRFIM): Delete.
4626 (splitter for loading up vector with most significant bit): New
4627 splitter for vectorizing copysign.
4628 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4629 vectorizing simple math functions.
4630 (altivec_vrfip): Add support for vectorizing simple math functions.
4631 (altivec_vrfim): Ditto.
4632 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4634 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4635 (power7.md, vsx.md): Include for power7 support.
4636 (copysigndf3): Use VSX instructions if -mvsx.
4637 (negdf2_fpr): Ditto.
4638 (absdf2_fpr): Ditto.
4639 (nabsdf2_fpr): Ditto.
4640 (adddf3_fpr): Ditto.
4641 (subdf3_fpr): Ditto.
4642 (muldf3_fpr): Ditto.
4643 (divdf3_fpr): Ditto.
4644 (fix_truncdfdi2_fpr): Ditto.
4645 (cmpdf_internal1): Ditto.
4646 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4647 (btruncdf2, btruncdf2_fpr): Ditto.
4648 (ceildf2, ceildf2_fpr): Ditto.
4649 (floordf2, floordf2_fpr): Ditto.
4650 (floatdidf2, floatdidf2_fpr): Ditto.
4651 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4652 (fmsubdf4_fpr): Ditto.
4653 (fnmadddf4_fpr_1): Ditto.
4654 (fnmadddf4_fpr_2): Ditto.
4655 (fnmsubdf4_fpr_1): Ditto.
4656 (fnmsubdf4_fpr_2): Ditto.
4657 (fixuns_truncdfdi2): Add expander for VSX support.
4658 (fix_truncdfdi2): Ditto.
4659 (fix_truncdfsi2): Ditto.
4661 (btruncsf2): Whitespace.
4662 (movdf_hardfloat32): Add support for VSX registers.
4663 (movdf_softfloat32): Ditto.
4664 (movdf_hardfloat64): Ditto.
4665 (movdf_hardfloat64_mfpgpr): Ditto.
4666 (movdf_softfloat64): Ditto.
4667 (movti splitters): Add check for vector registers supporting
4668 TImode in the future.
4669 (bpermd): Add power7 bpermd instruction.
4671 * config/rs6000/altivec.h (vec_div): Define if VSX.
4675 (vec_nearbyint): Ditto.
4678 (all predicates): Use the generic builtin function, and not the V4SF
4679 specific function so that the predicates will work with VSX's V2DF.
4683 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4684 Document new VSX functions and types.
4686 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4689 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4690 "wa", and "j" constraints. Modify "v" to talk about Altivec
4691 instead of just vector.
4693 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4696 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4697 location for phi arguments.
4698 (rewrite_update_phi_arguments): Find locations for reaching defs.
4699 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4700 Add location to add_phi_arg calls.
4701 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
4702 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
4703 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
4704 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
4705 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
4706 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
4707 * tree-phinodes.c (make_phi_node): Initialize location.
4708 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
4709 (add_phi_arg): Add location parameter.
4710 (remove_phi_arg_num): Move location when moving phi argument.
4711 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
4713 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
4714 slpeel_update_phi_nodes_for_guard1,
4715 slpeel_update_phi_nodes_for_guard2,
4716 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
4717 vect_loop_versioning): Set locations.
4718 * tree-parloops.c (create_phi_for_local_result,
4719 transform_to_exit_first_loop, create_parallel_loop): Add locations.
4720 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
4721 * tree-vect-loop.c (get_initial_def_for_induction,
4722 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
4724 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
4725 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
4726 (gimple_phi_arg_set_location): New. Set locus.
4727 (gimple_phi_arg_has_location): New. Check for locus.
4728 (redirect_edge_var_map_location): New. Return locus from var_map.
4729 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
4730 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
4731 combining PHI arguments.
4732 (cond_store_replacement): Set location.
4733 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
4734 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
4735 scop_add_exit_phis_edge): Add locations.
4736 * tree-cfgcleanup.c (remove_forwarder_block,
4737 remove_forwarder_block_with_phi): Add locations.
4738 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
4739 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
4741 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
4742 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
4743 flush_pending_stmts): Add source location.
4744 * lambda-code.c (perfect_nestify): Maintain location stack with argument
4745 stack to preserve locations.
4746 * tree-vect-stmts.c (vectorizable_load): Add location.
4747 * tree-inline.c (copy_phis_for_bb): Copy locus.
4748 (setup_one_parameter): Add call locus to inlined parameter stmts.
4749 (initialize_inlined_parameters): Pass in call location as parameter
4751 (tree_function_versioning): Pass location to setup_one_parameter.
4752 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
4753 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
4754 copy and edge lists.
4755 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
4756 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
4757 locus parameter and override the stmt default if provided.
4758 (new_elim_graph, clear_elim_graph, delete_elim_graph,
4759 elim_graph_add_edge, elim_graph_remove_succ_edge,
4760 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
4761 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
4762 eliminate_phi): Add locus info in elimination graph for each edge and
4764 (insert_backedge_copies): Copy locus if present.
4765 * tree-flow.h (struct _edge_var_map): Add locus field.
4766 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
4767 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
4768 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
4770 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
4772 2009-07-30 Martin Jambor <mjambor@suse.cz>
4774 PR tree-optimization/40570
4775 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
4778 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
4780 * ssa-loop-manip.c: Include langhooks.h.
4781 (rewrite_phi_with_iv): New.
4782 (rewrite_all_phi_nodes_with_iv): New.
4783 (canonicalize_loop_ivs): Move here from tree-parloops.c.
4784 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
4785 * tree-parloops.c (loop_parallel_p): Move out all conditions
4786 except dependency check.
4787 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
4788 (gen_parallel_loop): Call canonicalize_loop_ivs without
4789 reduction_list argument.
4790 (build_new_reduction): New.
4791 (gather_scalar_reductions): New.
4792 (try_get_loop_niter): New.
4793 (try_create_reduction_list): New.
4794 (parallleize_loops): Change the parallel conditions check.
4795 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
4796 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
4798 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
4800 * opt-functions.awk (opt_args): Allow argument to be enclosed in
4802 * doc/options.texi (Option properties): Mention new quoting syntax.
4804 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4806 * config/alpha/alpha.c (alpha_start_function):
4807 Handle VMS_DEBUG_MAIN_POINTER
4808 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
4809 * doc/invoke.texi: Document -mdebug-main switch.
4811 2009-07-29 Richard Henderson <rth@redhat.com>
4813 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
4814 (cgraph_create_edge_including_clones): Likewise.
4815 * tree-inline.c (copy_bb): Operate on the correct edges
4816 when updating the callgraph.
4818 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4820 * config/alpha/vms-cc.c: Deleted.
4821 * config/alpha/vms-ld.c: Deleted.
4822 * config/alpha/t-vms64: Moved to config/vms
4823 * config/alpha/vms-crt0-64.c: Moved to config/vms
4824 * config/alpha/vms-crt0.c: Moved to config/vms
4825 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
4826 * config/alpha/vms-psxcrt0.c: Moved to config/vms
4827 * config/alpha/xm-vms.h: Moved to config/vms
4828 * config/alpha/x-vms: Moved to config/vms
4829 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
4831 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
4832 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
4834 * config/vms/t-vms64: Moved here from config/alpha
4835 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
4836 (argc,argv,envp): Enforce 32bit malloc'ing.
4837 * config/vms/vms-psxcrt0-64.c: Likewise.
4838 * config/vms/vms-crt0.c: Moved here from config/alpha.
4839 * config/vms/vms-psxcrt0.c: Likewise.
4840 * config/vms/vms-crtl-64.h: New file.
4841 * config/vms/vms-crtl.h: New file.
4842 * config/vms/vms.opt: New file.
4843 * config/vms/xm-vms64.h: New file.
4844 * config/vms/xm-vms.h: Moved here from config/alpha.
4845 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
4847 * config/vms/x-vms: Moved here from config/alpha.
4848 (version, VMS_EXTRA_PARTS): Moved to t-vms.
4849 (vms-ld.o, vms-cc.o): Removed.
4850 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
4852 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4854 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
4855 correct stack (obvious VMS fix).
4857 2009-07-29 Douglas B Rupp <rupp@gnat.com>
4859 * dwarf2out.c (output_file_names): Output VMS style file name, size,
4860 date, version info if VMS_DEBUGGING_INFO defined.
4861 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
4862 size, date calculating code moved here.
4864 2009-07-29 Paul Brook <paul@codesourcery.com>
4866 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
4869 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
4872 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
4873 to DImode when generating insq_le insn.
4875 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4877 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
4878 New macro set for VMS_DEBUGGGING_INFO.
4879 (AT_string_form): Use it.
4881 2009-07-28 DJ Delorie <dj@redhat.com>
4883 * config/mep/mep.c (vtext_section): New.
4884 (vftext_section): New.
4885 (ftext_section): New.
4886 (mep_select_section): Add support for functions.
4887 (mep_unique_section): Likewise.
4888 (mep_asm_init_sections): Likewise.
4889 (mep_encode_section_info): Remove it from here.
4891 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4893 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
4895 * tree.h (TREE_DEPRECATED): Document it is used for types too.
4896 (TYPE_VECTOR_OPAQUE): Use default_def_flag
4898 2009-07-28 Douglas B Rupp <rupp@gnat.com>
4900 * dwarf2out.c (output_file_names): Test new macro
4901 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
4902 (add_comp_dir_attribute): Likewise.
4904 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
4906 * config/i386/mingw-w64.h (LINK_SPEC): Add
4907 separating space between commands.
4909 2009-07-28 Jan Hubicka <jh@suse.cz>
4911 PR tree-optimization/40759
4912 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
4915 2009-07-27 DJ Delorie <dj@redhat.com>
4917 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
4918 types are dword-aligned.
4919 (mep_expand_va_start): Likewise.
4921 2009-07-27 Olivier Hainque <hainque@adacore.com>
4922 Douglas B Rupp <rupp@gnat.com>
4924 * convert.c (convert_to_pointer): Don't assume the target
4925 pointer type is POINTER_SIZE long. Fetch its precision instead.
4927 2009-07-27 Douglas B Rupp <rupp@gnat.com>
4929 * system.h (fopen): Undefine if macro.
4931 2009-07-27 Jakub Jelinek <jakub@redhat.com>
4933 * dwarf2out.c (output_cfi_p): Removed.
4934 (output_cfis): New function.
4935 (output_fde): New function, split from output_call_frame_info.
4936 (output_call_frame_info): Use it.
4937 (dwarf2out_switch_text_section): Use output_cfis.
4939 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
4941 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
4942 TARGET_BI_ARCH is specified without enabling SJLJ.
4943 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
4944 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
4946 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
4948 * arm.md (negdi2): Use DImode if forcing a value into a register.
4950 2009-07-26 Ira Rosen <irar@il.ibm.com>
4952 PR tree-optimization/40801
4953 * tree-vect-stmts.c (vectorizable_call): Get previous copy
4954 of vector operand from the previous copy of vector statement.
4955 Pass the correct definition type value to
4956 vect_get_vec_def_for_stmt_copy().
4958 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4960 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
4961 const char ** conversion.
4963 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4965 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
4966 fancy_abort() if !ENABLE_ASSERT_CHECKING.
4967 (gcc_unreachable): Invoke __builtin_unreachable() if
4968 !ENABLE_ASSERT_CHECKING.
4970 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4972 PR rtl-optimization/40445
4973 * emit-rtl.c (next_nonnote_insn_bb): New function.
4974 * rtl.h (next_nonnote_insn_bb): Declare new function.
4975 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
4976 with no successors that is the successor of the ENTRY_BLOCK.
4977 Continue from the top after removing an empty fallthrough block.
4978 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
4979 of next_nonnote_insn.
4981 2009-07-25 David Daney <ddaney@caviumnetworks.com>
4983 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
4985 2009-07-25 Martin Jambor <mjambor@suse.cz>
4987 * c-common.c (c_common_attribute_table): New element for noclone.
4988 (handle_noclone_attribute): New function. Forward-declare.
4989 * tree-inline.c (tree_versionable_function_p): Check for noclone
4991 * doc/extend.texi (Labels as Values): Document need for noclone.
4992 (Function Attributes): Document noclone attribute.
4994 2009-07-25 Jakub Jelinek <jakub@redhat.com>
4996 PR rtl-optimization/34999
4997 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
4998 and dw_fde_switched_cold_to_hot fields.
4999 (output_cfi_p): New function.
5000 (output_call_frame_info): If fde->dw_fde_switched_sections,
5001 output 2 FDEs instead of one with corrupted header.
5002 (dwarf2out_do_cfi_startproc): New function.
5003 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5004 and fde->dw_fde_switched_cold_to_hot.
5005 (dwarf2out_switch_text_section): Compute
5006 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5007 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5008 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5009 Otherwise, compute fde->dw_fde_switch_cfi.
5011 2009-07-24 Cary Coutant <ccoutant@google.com>
5013 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5015 2009-07-24 Cary Coutant <ccoutant@google.com>
5017 * cfghooks.c (split_block): Copy discriminator to new block.
5018 * tree-cfg.c (assign_discriminator): Check location of last
5019 instruction in block as well as first.
5021 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5023 * config/i386/linux.c: Use fputs or putc instead of fprintf
5025 * config/i386/gas.h: Ditto.
5026 * config/i386/x86-64.h: Ditto.
5027 * config/i386/att.h: Ditto.
5029 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5031 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5034 2009-07-24 Martin Jambor <mjambor@suse.cz>
5036 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5037 (ipa_push_func_to_list_1): Declare.
5038 (ipa_push_func_to_list): New function.
5040 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5041 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5042 (ipa_push_func_to_list): Removed.
5043 (ipa_pop_func_from_list): Clear node_enqueued flag.
5045 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5047 * config/s390/s390.c (override_options): Default
5048 max-unrolled-insns to 100 for z10 tuning.
5050 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5052 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5053 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5054 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5055 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5056 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5057 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5058 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5060 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5062 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5063 use default set in mingw32.h header.
5064 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5065 64-bit /mingw/include path.
5066 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5069 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5071 PR rtl-optimization/40209
5072 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5074 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5076 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5077 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5078 with the rest of string where appropriate. Use fputs or putc
5079 instead of fprintf where appropriate.
5081 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5082 Pat Haugen <pthaugen@us.ibm.com>
5083 Revital Eres <ERES@il.ibm.com>
5085 * config/rs6000/vector.md: New file. Move most of the vector
5086 expander support here from altivec.md to allow for the VSX vector
5087 unit in the future. Add support for secondary_reload patterns.
5088 Rewrite the patterns for vector comparison, and vector comparison
5089 predicate instructions so that the RTL expresses the desired
5090 behavior, instead of using unspec.
5092 * config/rs6000/constraints.md ("f" constraint): Use
5093 rs6000_constraints to hold the precalculated register class.
5094 ("d" constraint): Ditto.
5095 ("wd" constraint): New constraint for VSX.
5096 ("wf" constraint): Ditto.
5097 ("ws" constraint): Ditto.
5098 ("wa" constraint): Ditto.
5099 ("wZ" constraint): Ditto.
5100 ("j" constraint): Ditto.
5102 * config/rs6000/predicates.md (vsx_register_operand): New
5104 (vfloat_operand): New predicate for vector.md.
5105 (vint_operand): Ditto.
5106 (vlogical_operand): Ditto.
5107 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5108 (easy_vector_constant): Add VSX support.
5109 (altivec_indexed_or_indirect_operand): New predicate for
5110 recognizing Altivec style memory references with AND -16.
5112 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5113 for vector secondary reload support.
5114 (rs6000_vector_reg_class): Delete, replacing it with
5116 (rs6000_vsx_reg_class): Ditto.
5117 (rs6000_constraints): New array to hold the register classes of
5118 each of the register constraints that can vary at runtime.
5119 (builtin_mode_to_type): New static array for builtin function type
5121 (builtin_hash_table): New static hash table for builtin function
5123 (TARGET_SECONDARY_RELOAD): Define target hook.
5124 (TARGET_IRA_COVER_CLASSES): Ditto.
5125 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5126 registers are 128 bits if VSX memory reference instructions are used.
5127 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5129 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5130 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5131 Print several of the scheduling related parameters.
5132 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5133 rs6000_constraints instead of rs6000_vector_reg_class. Move
5134 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5135 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5136 Altivec. Add VSX support. Setup for secondary reload support on
5137 Altivec/VSX registers.
5138 (rs6000_override_options): Make power7 set the scheduling groups
5139 like the power5. Add support for new debug switches to override
5140 the scheduling defaults. Temporarily disable -mcpu=power7 from
5141 setting -mvsx. Add support for debug switches -malways-hint,
5142 -msched-groups, and -malign-branch-targets.
5143 (rs6000_buitlin_conversion): Add support for returning unsigned
5144 vector conversion functions to fix regressions due to stricter
5146 (rs6000_builtin_mul_widen_even): Ditto.
5147 (rs6000_builtin_mul_widen_odd): Ditto.
5148 (rs6000_builtin_vec_perm): Ditto.
5149 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5150 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5152 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5154 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5155 VSX types for bit operations. Changes to accomidate vector.md.
5156 (bdesc_2arg): Ditto.
5157 (bdesc_1arg): Ditto.
5158 (struct builtin_description_predicates): Rewrite predicate
5159 handling so that RTL describes the operation, instead of passing
5160 the instruction to be used as a string argument.
5161 (bdesc_altivec_preds): Ditto.
5162 (altivec_expand_predicate_builtin): Ditto.
5163 (altivec_expand_builtin): Ditto.
5164 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5165 statement for vsldoi support.
5166 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5167 (altivec_expand_st_builtin): Ditto.
5168 (paired_expand_builtin): Whitespace changes.
5169 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5170 builtin_mode_to_type table for secondary reload. Call
5171 builtin_function_type to build random builtin functions.
5172 (altivec_init_builtins): Change to use builtin_function_type to
5173 create builtin function types dynamically as we need them.
5174 (builtin_hash_function): New support for hashing the tree types
5175 for builtin function as we need it, rather than trying to build
5176 all of the trees that we need. Add initial preliminary VSX support.
5177 (builtin_function_type): Ditto.
5178 (builtin_function_eq): Ditto.
5179 (builtin_hash_struct): Ditto.
5180 (rs6000_init_builtins): Ditto.
5181 (rs6000_common_init_builtins): Ditto.
5182 (altivec_init_builtins): Ditto.
5183 (rs6000_common_init_builtins): Ditto.
5184 (enum reload_reg_type): New enum for simplifing reg classes.
5185 (rs6000_reload_register_type): Simplify register classes into GPR,
5186 Vector, and other registers. Altivec and VSX addresses in reload.
5187 (rs6000_secondary_reload_inner): Ditto.
5188 (rs6000_ira_cover_classes): New target hook, that returns the
5189 appropriate cover classes, based on -mvsx being used or not.
5190 (rs6000_secondary_reload_class): Add VSX support.
5191 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5192 (get_vsel_insn): Ditto.
5193 (rs6000_emit_vector_compare): Rewrite vector conditional support
5194 so that where we can, we use RTL operators, instead of blindly use
5196 (rs6000_emit_vector_select): Ditto.
5197 (rs6000_emit_vector_cond_expr): Ditto.
5198 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5199 (create_TOC_reference): Add -mdebug=addr support.
5200 (emit_frame_save): VSX loads/stores need register indexed addressing.
5202 * config/rs6000/rs6000.md: Include vector.md.
5204 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5206 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5207 support for V2DI, V2DF in logical, permute, select operations.
5209 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5210 switch for vsx/power7.
5211 (-mvsx-scalar-memory): Ditto.
5212 (-mvsx-align-128): Ditto.
5213 (-mallow-movmisalign): Ditto.
5214 (-mallow-df-permute): Ditto.
5215 (-msched-groups): Ditto.
5216 (-malways-hint): Ditto.
5217 (-malign-branch-targets): Ditto.
5219 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5221 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5222 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5223 (rs6000_vector_reg_class): Delete.
5224 (rs6000_vsx_reg_class): Ditto.
5225 (enum rs6000_reg_class_enum): New enum for the constraints that
5226 vary based on target switches.
5227 (rs6000_constraints): New array to hold the register class for all
5228 of the register constraints that vary based on the switches used.
5229 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5230 (enum rs6000_builtins): Add unsigned varients for the builtin
5231 declarations returned by target hooks for expanding multiplies,
5232 select, and permute operations. Add VSX builtins.
5233 (enum rs6000_builtin_type_index): Add entries for VSX.
5234 (V2DI_type_node): Ditto.
5235 (V2DF_type_node): Ditto.
5236 (unsigned_V2DI_type_node): Ditto.
5237 (bool_long_type_node): Ditto.
5238 (intDI_type_internal_node): Ditto.
5239 (uintDI_type_internal_node): Ditto.
5240 (double_type_internal_node): Ditto.
5242 * config/rs6000/altivec.md (whole file): Move all expanders to
5243 vector.md from altivec.md. Rename insn matching functions to be
5245 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5246 (altivec_vcmp*): Ditto.
5247 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5248 (VM): New iterator for moves that includes the VSX types.
5249 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5250 (altivec_vperm_<mode>_uns): New, for unsigned types.
5251 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5252 (altivec_eq<mode>): Ditto.
5253 (altivec_gt<mode>): Ditto.
5254 (altivec_gtu<mode>): Ditto.
5255 (altivec_eqv4sf): Ditto.
5256 (altivec_gev4sf): Ditto.
5257 (altivec_gtv4sf): Ditto.
5258 (altivec_vcmpbfp_p): Ditto.
5260 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5262 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5265 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5269 ASM_SHORT instead of .word.
5270 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5271 instead of .word in asm template.
5273 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5276 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5277 (process_bb_node_lives): Use it.
5279 * ira.c (setup_cover_and_important_classes): Don't setup
5280 ira_important_class_nums. Add cover classes to the end of
5282 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5284 (find_reg_class_closure): Use reorder_important_classes.
5286 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5288 * config/i386/i386.c (i386_ira_cover_classes): New function.
5289 (TARGET_IRA_COVER_CLASSES): Redefine.
5291 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5292 importance of order of cover classes in the array.
5294 2009-07-22 Diego Novillo <dnovillo@google.com>
5296 * tree-pass.h (TDF_EH): Define.
5297 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5298 contains TDF_EH, print the EH region number holding GS.
5299 * tree-dump.c (dump_options): Add "eh".
5300 * doc/invoke.texi: Document it.
5302 2009-07-22 Doug Kwan <dougkwan@google.com>
5304 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5306 2009-07-22 Michael Matz <matz@suse.de>
5308 PR tree-optimization/35229
5309 PR tree-optimization/39300
5311 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5312 (inhibit_phi_insertion): New function.
5313 (insert_into_preds_of_block): Call it for REFERENCEs.
5314 (init_pre): Initialize and finalize scalar evolutions.
5315 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5317 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5320 Use CONST_VECTOR_NUNITS to determine number of elements.
5322 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5324 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5325 (U, W): Constraints are now deprecated and will be removed if we
5327 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5329 ("prefetch"): Add the stcmh instruction for prefetching.
5330 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5332 (s390_short_displacement): Return always true if compiling for
5333 machines not providing the long displacement facility.
5334 (s390_mem_constraint): Support the new constraint letter Z.
5335 (s390_check_qrst_address): New function.
5337 2009-07-21 DJ Delorie <dj@redhat.com>
5339 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5342 2009-07-21 Jason Merrill <jason@redhat.com>
5344 * c-common.c (max_tinst_depth): Increase default to 1024.
5346 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5349 (vec_unpacku_float_lo_v4si): Ditto.
5351 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5355 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5356 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5357 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5359 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5361 PR tree-optimization/40813
5362 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5365 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5367 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5368 with a NOP_EXPR if needed.
5370 2009-07-21 Paul Brook <paul@codesourcery.com>
5372 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5373 Terminate debug dump with newline.
5375 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5377 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5378 Cast "1" to unsigned HOST_WIDE_INT.
5379 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5380 deposit length to the maximum length - lsb. Extend length if
5381 HOST_BITS_PER_WIDE_INT is 32.
5383 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5385 * cgraph.h (constant_pool_htab): New function.
5386 (constant_descriptor_tree): Move from varasm.c.
5387 * varasm.c (constant_pool_htab): New function.
5388 (constant_descriptor_tree): Move to cgraph.h.
5390 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5392 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5394 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5396 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5399 2009-07-20 Xinliang David Li <davidxl@google.com>
5401 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5403 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5405 * config/mips/mips.md (move_type): Add arith.
5406 (type): Handle arith.
5407 (zero_extendsidi2): Rename this into ...
5408 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5409 (zero_extendsidi2): New expander.
5410 (*zero_extendsidi2_dext): New pattern.
5412 2009-07-20 Nick Clifton <nickc@redhat.com>
5414 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5415 to set MIPS_ABI_DEFAULT.
5416 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5418 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5420 * tree-object-size.c (addr_object_size): Handle unions with
5421 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5423 PR tree-optimization/40792
5424 * tree.c (build_function_type_skip_args): Remove bogus assert.
5426 2009-07-20 Jan Hubicka <jh@suse.cz>
5427 Martin Jambor <mjambor@suse.cz>
5429 * cgraph.h (combined_args_to_skip): New field.
5430 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5431 combined_args_to_skip and args_to_skip.
5432 * tree-inline.c (update_clone_info): New function.
5433 (tree_function_versioning): Call update_clone_info.
5434 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5436 (cgraph_materialize_all_clones): More extensive dumping, working
5437 with combined_args_to_skip rather than args_to_skip.
5439 2009-07-20 Ira Rosen <irar@il.ibm.com>
5441 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5442 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5443 (get_initial_def_for_reduction): Likewise.
5444 (vectorizable_reduction): Skip the check of first operand in case
5445 of COND_EXPR. Add check that it is outer loop vectorization if
5446 nested cycle was detected. Call vectorizable_condition() for
5447 COND_EXPR. If reduction epilogue cannot be created do not fail for
5448 nested cycles (if it is not double reduction). Assert that there
5449 is only one type in the loop in case of COND_EXPR. Call
5450 vectorizable_condition() to vectorize COND_EXPR.
5451 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5452 Add parameters. Allow nested cycles if called from
5453 vectorizable_reduction(). Use reduction vector variable if provided.
5454 (vect_analyze_stmt): Call vectorizable_reduction() before
5455 vectorizable_condition().
5456 (vect_transform_stmt): Update call to vectorizable_condition().
5458 2009-07-20 Christian Bruel <christian.bruel@st.com>
5460 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5461 * doc/invoke.texi (-mfmovd): Likewise.
5462 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5464 2009-07-20 Jan Hubicka <jh@suse.cz>
5466 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5467 when handling SSA name.
5469 2009-07-19 Jan Hubicka <jh@suse.cz>
5471 PR tree-optimization/40676
5472 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5473 virtual PHIs in empty BBs.
5475 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5477 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5478 re-expanded the compound use gen_lowpart instead to convert to the
5481 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5483 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5484 OUTER_CONST arguments.
5485 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5486 the new wider mode will be masked off.
5487 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5489 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5491 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5492 high-order bits are zero.
5494 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5496 * combine.c (simplify_shift_const_1): Split code to determine
5498 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5499 new bits shifted in are identical to the old sign bit.
5501 2009-07-18 Richard Guenther <rguenther@suse.de>
5504 * gimplify.c (gimplify_call_expr): Reject code using results from
5505 functions returning void.
5507 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5509 * doc/md.texi: Document the new PowerPC "es" constraint.
5510 Document that "m" can include automodified addresses on this target,
5511 and explain how %U must be used. Extend the "Q" and "Z" documentation
5512 to suggest "es" as well as "m".
5513 * config/rs6000/constraints.md (es): New memory constraint.
5514 (Q, Z): Update strings to match new documentation.
5516 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5518 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5519 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5520 * config/rs6000/predicates.md (volatile_mem_operand): Use
5521 offsettable_nonstrict_memref_p.
5522 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5523 (*floatunssidf2_internal): Likewise.
5524 (*fix_truncdfsi2_internal): Likewise.
5525 (*fix_trunctfsi2_internal): Likewise.
5527 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5529 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5531 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5533 2009-07-17 Richard Guenther <rguenther@suse.de>
5536 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5537 (pass_warn_unused_result): Likewise.
5538 (TODO_set_props): Remove.
5539 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5541 (pass_diagnose_omp_blocks): Define.
5542 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5543 (c_gimple_diagnostics_recursively): Remove.
5544 (finish_function): Do not call it.
5545 (c_write_global_declarations): Continue after errors.
5546 Finalize the CU here.
5547 * c-gimplify.c (c_genericize): Do not gimplify here.
5548 * c-common.c (c_warn_unused_result): Move ...
5549 * tree-cfg.c (do_warn_unused_result): ... here.
5550 (run_warn_unused_result): New function.
5551 (gate_warn_unused_result): New function.
5552 (pass_warn_unused_result): New pass.
5553 * c-common.h (c_warn_unused_result): Remove.
5554 * flags.h (flag_warn_unused_result): Declare.
5555 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5556 * opts.c (flag_warn_unused_result): Initialize to false.
5557 * toplev.c (compile_file): Add comment.
5558 * omp-low.c (create_omp_child_function): Do not register
5559 the function with the frontend.
5560 (diagnose_omp_structured_block_errors): Prepare to be
5561 called as optimization pass.
5562 (gate_diagnose_omp_blocks): New function.
5563 (pass_diagnose_omp_blocks): New pass.
5564 * cgraph.h (cgraph_optimize): Remove.
5565 (cgraph_analyze_function): Likewise.
5566 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5567 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5568 before their parents here.
5569 (cgraph_finalize_function): Not here.
5570 (cgraph_analyze_function): Gimplify functions here.
5571 (cgraph_finalize_compilation_unit): Continue after errors.
5572 Optimize the callgraph from here.
5573 (cgraph_optimize): Make static.
5574 * langhooks.c (write_global_declarations): Finalize the CU.
5575 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5576 (gimplify_function_tree): Assert we gimplify only once.
5577 Set PROP_gimple_any property.
5578 * tree-nested.c (gimplify_all_functions): New function.
5579 (lower_nested_functions): Gimplify all nested functions.
5580 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5581 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5582 and pass_diagnose_omp_blocks after gimplification. Do not
5583 set TODO_set_props on all_lowering_passes.
5584 (execute_one_pass): Do not handle TODO_set_props.
5585 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5586 (gimplify.o): Add tree-pass.h dependency.
5587 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5588 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5589 (unsave_r): Likewise.
5590 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5593 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5595 * doc/service.texi (Service): Restore previously removed link,
5596 which isn't broken after all.
5598 2009-07-17 Richard Guenther <rguenther@suse.de>
5600 PR tree-optimization/40321
5601 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5602 PHI nodes to the maximal set.
5603 (make_values_for_phi): Add PHI arguments to the maximal set.
5604 (execute_pre): Dump PHI_GEN and the maximal set.
5606 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5609 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5612 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5614 * doc/extend.texi (Nested Functions): Replace broken link with
5616 * doc/service.texi (Service): Remove broken link.
5618 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5621 * builtins.c (expand_builtin_memcmp): Use loc instead of
5622 EXPR_LOCATION (exp).
5623 (expand_builtin_strncmp): Likewise.
5625 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5626 Manuel López-Ibáñez <manu@gcc.gnu.org>
5629 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5630 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5631 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5632 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5633 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5634 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5635 tree-inline.c, c-common.c, c-common.h, gimple.c,
5636 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5637 convert.c: Add location argument to fold_{unary,binary,ternary},
5638 fold_build[123], build_call_expr, build_size_arg,
5639 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5640 fold_build1_initializer, fold_build2_initializer,
5641 fold_build3_initializer, fold_build_call_array,
5642 fold_build_call_array_initializer, fold_single_bit_test,
5643 omit_one_operand, omit_two_operands, invert_truthvalue,
5644 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5645 combine_comparisons, fold_builtin_*, fold_call_expr,
5646 build_range_check, maybe_fold_offset_to_address, round_up,
5649 2009-07-16 Jason Merrill <jason@redhat.com>
5652 * c-common.c (c_common_reswords): Add __is_standard_layout
5654 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5655 * doc/implement-cxx.texi: New.
5656 * doc/gcc.texi: Include it.
5658 2009-07-16 DJ Delorie <dj@redhat.com>
5660 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5661 compares that may be indirectly affected by previous instructions.
5663 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5665 * builtins.c (do_mpc_arg2): New.
5666 (fold_builtin_2): Fold builtin cpow.
5667 * real.h (HAVE_mpc_pow): New.
5669 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5671 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5672 comparison to skip unprofitable schedule
5674 2009-07-16 Simon Baldwin <simonb@google.com>
5676 * gcc.c (option_map): New flag -no-canonical-prefixes.
5677 * (display_help): Print help text for new flag.
5678 * (process_command): Move options translation and language specifics
5679 and handle new flag early. Use it to set a function pointer to a
5680 prefix builder. Replace make_relative_prefix calls with calls to
5681 the function pointed to. Ignore new flag in regular options handling.
5682 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5684 2009-07-15 DJ Delorie <dj@redhat.com>
5686 * config/mep/mep.md (sibcall_internal): Change register to avoid
5688 (sibcall_value_internal): Likewise.
5690 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5692 PR rtl-optimization/40710
5693 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5695 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5697 * config/mips/mips.md (*extenddi_truncate<mode>,
5698 *extendsi_truncate<mode>): Change type attribute to move_type
5699 with shift_shift. Split out code handling exts from here ...
5700 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
5702 (*extendhi_truncateqi): Change type attribute to move_type with
5703 shift_shift. Split out code handling exts from here ...
5704 (*extendhi_truncateqi_exts): ... to this new pattern.
5706 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
5709 instead of "and" with inverted sign bit mask value. Use
5710 "nonimmediate_operand" for operand 1 and operand 2 predicate.
5711 Allocate registers only for operand 4 and operand 5.
5713 2009-07-15 Jakub Jelinek <jakub@redhat.com>
5716 * fold-const.c (fold_cond_expr_with_comparison): When folding
5717 < and <= to MIN, make sure the MIN uses the same type as the
5718 comparison's operands.
5720 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
5722 * arm.md (ior_xor): New code iterator.
5723 (split for ior/xor with shift and zero-extend): New split pattern.
5724 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
5726 2009-07-15 Richard Guenther <rguenther@suse.de>
5728 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
5731 2009-07-15 Richard Guenther <rguenther@suse.de>
5734 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
5736 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5738 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
5739 handle 2.6.30 kernel.
5741 2009-07-15 DJ Delorie <dj@redhat.com>
5743 * config/mep/mep.md (sibcall_internal): Change register to allow
5744 for 24-bit addresses.
5745 (sibcall_value_internal): Likewise.
5747 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
5749 * doc/invoke.texi: Added descriptions of the scheduling heuristics
5750 that are enabled/disabled by the flags introduced by a previous patch.
5752 2009-07-14 DJ Delorie <dj@redhat.com>
5754 * config/mep/mep.md (sibcall_internal): Include non-toggling
5756 (sibcall_value_internal): Likewise.
5758 2009-07-14 Taras Glek <tglek@mozilla.com>
5759 Rafael Espindola <espindola@google.com>
5761 * doc/sourcebuild.texi: Document install-plugin target.
5762 * configure.ac: Added install-plugin target to language makefiles.
5763 * configure: Regenerate.
5764 * Makefile.in: (install-plugin): Install more headers,
5765 depend on lang.install-plugin.
5767 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5769 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
5772 2009-07-14 DJ Delorie <dj@redhat.com>
5774 * config/mep/mep.c (mep_vliw_jmp_match): New function.
5775 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
5776 * config/mep/mep.md (sibcall_internal): Change test from
5777 mep_vliw_mode_match to mep_vliw_jmp_match.
5778 (sibcall_value_internal): Likewise.
5780 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/sse.md (copysign<mode>3): New expander.
5783 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5784 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
5785 Use ix86_build_const_vector.
5786 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
5787 IX86_BUILTIN_CPYSGNPD.
5788 (builtin_description): Add __builtin_ia32_copysignps and
5789 __builtin_ia32_copysignpd.
5790 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
5791 and BUILT_IN_COPYSIGNF.
5793 2009-07-13 Jason Merrill <jason@redhat.com>
5795 * builtins.c (can_trust_pointer_alignment): New fn.
5796 (get_pointer_alignment): Factor it out from here.
5797 * tree.h: Declare it.
5799 2009-07-14 David Edelsohn <edelsohn@gnu.org>
5801 * config/rs6000/predicates.md (offsettable_mem_operand): Test
5804 2009-07-14 Dodji Seketeli <dodji@redhat.com>
5808 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
5810 2009-07-14 Richard Guenther <rguenther@suse.de>
5811 Andrey Belevantsev <abel@ispras.ru>
5814 * cfgexpand.c (partition_stack_vars): Do not bother to update
5815 alias information when not optimizing.
5817 2009-07-14 Richard Guenther <rguenther@suse.de>
5818 Andrey Belevantsev <abel@ispras.ru>
5820 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
5821 (pt_solution_set): Likewise.
5822 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
5823 * tree-ssa-structalias.c (pt_solution_set): New function.
5824 * final.c (rest_of_clean_state): Free SSA data structures.
5825 * print-rtl.c (print_decl_name): Remove.
5826 (print_mem_expr): Implement in terms of print_generic_expr.
5827 * alias.c (ao_ref_from_mem): New function.
5828 (rtx_refs_may_alias_p): Likewise.
5829 (true_dependence): Query alias-export info.
5830 (canon_true_dependence): Likewise.
5831 (write_dependence_p): Likewise.
5832 * tree-dfa.c (get_ref_base_and_extent): For void types leave
5834 * emit-rtl.c (component_ref_for_mem_expr): Remove.
5835 (mem_expr_equal_p): Use operand_equal_p.
5836 (set_mem_attributes_minus_bitpos): Do not use
5837 component_ref_for_mem_expr.
5838 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
5839 (update_alias_info_with_stack_vars): Likewise.
5840 (partition_stack_vars): Call update_alias_info_with_stack_vars.
5841 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
5842 explicitly nor clear stmt operands.
5843 Free the decl-to-pointer map.
5844 * tree-optimize.c (execute_free_datastructures): Do not free
5845 SSA data structures here.
5846 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
5847 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
5848 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
5850 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
5852 2009-07-13 DJ Delorie <dj@redhat.com>
5854 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
5855 unrolling at the right iteration count.
5857 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
5860 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5862 * haifa-sched.c (rank_for_schedule): Introduced flags to
5863 enable/disable individual scheduling heuristics.
5864 * common.opt: Introduced flags to enable/disable individual
5865 heuristics in the scheduler.
5866 * doc/invoke.texi: Introduced flags to enable/disable individual
5867 heuristics in the scheduler.
5869 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
5871 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
5872 config/i386/mingw-tls.c.
5873 * config/i386/mingw-tls.c: Removed.
5875 2009-07-13 Ira Rosen <irar@il.ibm.com>
5877 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
5878 checks access only relevant statements.
5879 (vectorizable_reduction): Likewise.
5881 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
5883 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
5884 just for 32-bit case.
5886 2009-07-12 Jan Hubicka <jh@suse.cz>
5888 PR tree-optimization/40585
5889 * except.c (expand_resx_expr): When there already is resume
5890 instruction, produce linked list.
5891 (build_post_landing_pads): Assert that resume is empty.
5892 (connect_post_landing_pads): Handle resume lists.
5893 (dump_eh_tree): Dump resume list.
5895 2009-07-12 Ira Rosen <irar@il.ibm.com>
5897 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5898 with additional argument.
5899 * tree-vectorizer.h (enum vect_def_type): Add
5900 vect_double_reduction_def.
5901 (vect_is_simple_reduction): Add argument.
5902 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
5904 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
5905 vect_is_simple_reduction with additional argument.
5906 (vect_analyze_loop_operations): Handle exit phi nodes in case of
5908 (reduction_code_for_scalar_code): Handle additional codes by
5909 returning ERROR_MARK for them. Fix comment and indentation.
5910 (vect_is_simple_reduction): Fix comment, add argument to specify
5911 double reduction. Detect double reduction.
5912 (get_initial_def_for_induction): Fix indentation.
5913 (get_initial_def_for_reduction): Fix comment and indentation.
5914 Handle double reduction. Create initial definitions that do not
5915 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
5916 (vect_create_epilog_for_reduction): Fix comment, add argument to
5917 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
5918 epilogue result extraction. Create double reduction phi node and
5919 replace relevant uses.
5920 (vectorizable_reduction): Call vect_is_simple_reduction with
5921 additional argument. Fix indentation. Update epilogue code treatment
5922 according to the changes in reduction_code_for_scalar_code. Check
5923 for double reduction. Call vect_create_epilog_for_reduction with
5924 additional argument.
5925 * tree-vect-stmts.c (process_use): Handle double reduction, update
5927 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
5928 (vect_get_vec_def_for_operand): Likewise.
5930 2009-07-12 Danny Smith <dansmister@gmail.com>
5932 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
5933 dllexport if !TREE_PUBLIC.
5934 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
5936 2009-07-11 Anatoly Sokolov <aesok@post.ru>
5938 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
5939 (avr_extra_arch_macro) Remove declatation.
5940 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
5941 (avr_extra_arch_macro) Declare as static.
5942 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
5944 2009-07-11 Jan Hubicka <jh@suse.cz>
5947 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
5949 2009-07-11 Jakub Jelinek <jakub@redhat.com>
5952 * dwarf2out.c (dw_fde_struct): Add in_std_section and
5953 cold_in_std_section bits.
5954 (dwarf2out_begin_prologue): Initialize them.
5955 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
5956 if already covered by text_section or cold_text_section range.
5958 PR rtl-optimization/40667
5959 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
5960 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
5961 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
5962 * config/i386/i386.c (ix86_minimum_alignment): New function.
5963 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
5964 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
5965 * emit-rtl.c (gen_reg_rtx): Likewise.
5966 * function.c (assign_parms): Likewise. If nominal_type needs
5967 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
5968 rather than passed_type's alignment.
5971 * function.c (assign_parm_setup_stack): Adjust
5972 MEM_OFFSET (data->stack_parm) if promoted_mode is different
5973 from nominal_mode on big endian.
5975 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
5977 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
5979 2009-07-10 DJ Delorie <dj@redhat.com>
5981 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
5983 2009-07-10 Mark Mitchell <mark@codesourcery.com>
5985 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
5987 (thumb2_cbnz): Likewise.
5989 2009-07-10 David Daney <ddaney@caviumnetworks.com>
5992 * config.gcc (supported_defaults): Add synci.
5993 (with_synci): Add validation.
5994 (all_defaults): Add synci.
5995 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
5998 * config/mips/mips.opt (msynci): New option.
5999 * config/mips/mips.c (mips_override_options): Warn on use of
6000 -msynci for targets that do now support it.
6001 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6003 * gcc/doc/invoke.texi (-msynci): Document the new option.
6004 * doc/install.texi (--with-synci): Document the new option.
6006 2009-07-10 Richard Guenther <rguenther@suse.de>
6008 PR tree-optimization/40496
6009 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6010 the PHI result with a compatible type.
6012 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6016 * c.opt (Wunused-result): New.
6017 * doc/invoke.texi: Document it.
6018 * c-common.c (c_warn_unused_result): Use it.
6020 2009-07-09 DJ Delorie <dj@redhat.com>
6022 * targhooks.c (default_target_can_inline_p): Rename from
6023 default_target_option_can_inline_p.
6024 * targhooks.h (default_target_can_inline_p): Likewise.
6025 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6026 TARGET_OPTION_CAN_INLINE_P.
6027 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6028 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6029 (mep_target_can_inline_p): Rename from
6030 mep_target_option_can_inline_p.
6033 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6034 registers used to pass vectors.
6036 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6038 2009-07-09 Tom Tromey <tromey@redhat.com>
6040 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6041 * config/mmix/mmix.c: Include dwarf2.h.
6042 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6043 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6044 * config/sh/sh.c: Include dwarf2.h.
6045 * config/i386/i386.c: Include dwarf2.h.
6046 * Makefile.in (DWARF2_H): Remove 'elf'.
6047 * except.c: Include dwarf2.h.
6048 * unwind-dw2.c: Include dwarf2.h.
6049 * dwarf2out.c: Include dwarf2.h.
6050 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6051 * unwind-dw2-fde.c: Include dwarf2.h.
6052 * dwarf2asm.c: Include dwarf2.h.
6054 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6056 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6057 (max_issue): Use it.
6058 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6060 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6061 (region_sched_info): Update.
6062 * sched-ebb.c (ebb_sched_info): Update.
6063 * modulo-sched.c (sms_sched_info): Update.
6064 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6066 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6068 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6070 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6072 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6074 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6077 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6078 arg1 with arg01 if arg1 is already INTEGER_CST.
6080 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6082 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6083 Transform (and (truncate)) into (truncate (and)).
6085 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6087 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6088 creating LHS paradoxical subregs. Fix surrounding returns to
6089 use NULL_RTX rather than 0.
6091 2009-07-08 DJ Delorie <dj@redhat.com>
6093 * config/mep/mep.c: (mep_option_can_inline_p): New.
6094 (TARGET_OPTION_CAN_INLINE_P): Define.
6096 2009-07-08 Mark Wielaard <mjw@redhat.com>
6099 * dwarf2out.c (add_data_member_location_attribute): When we have
6100 only a constant offset don't emit a new location description using
6101 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6104 2009-07-08 Richard Henderson <rth@redhat.com>
6107 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6108 (enum reg_class): Add CLOBBERED_REGS.
6109 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6110 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6111 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6112 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6113 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6114 force 64-bit sibcalls into R11.
6115 * config/i386/constraints.md (U): New constraint.
6116 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6117 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6118 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6120 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6122 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6124 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6125 * ebitmap.h (dump_ebitmap): Ditto.
6126 * optabs.h (optab_libfunc): Ditto.
6127 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6128 * tree-flow.h (vect_can_force_dr_alignment_p,
6129 get_vectype_for_scalar_type): Ditto.
6130 (vectorize_loops): Move prototype to ...
6131 * tree-vectorizer.h: ... here. Also, adjust comment.
6132 (vect_set_verbosity_level): Remove duplicate prototype.
6133 * tree-ssa-loop.c: Include tree-vectorizer.h.
6134 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6136 2009-07-08 Nick Clifton <nickc@redhat.com>
6138 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6141 2009-07-08 DJ Delorie <dj@redhat.com>
6143 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6144 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6145 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6147 * config/mep/intrinsics.md: Regenerated.
6148 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6149 registers when asm() or calls are detected.
6151 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6154 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6156 * gimple (gimple_build_call_from_tree): Likewise.
6157 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6158 no_warning flag before warning.
6160 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6162 * tree.c (set_expr_locus): Remove.
6163 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6164 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6166 * gimplify.c (internal_get_tmp_var): Likewise.
6167 (gimplify_call_expr): Likewise.
6168 (gimplify_one_sizepos): Likewise.
6170 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6173 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6174 to variables for debugging purposes.
6176 2009-06-23 Mark Loeser <mark@halcy0n.com>
6179 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6181 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6183 * pretty-print.c (pp_base_format): Remove %J.
6184 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6185 gcc_cxxdiag_char_table): Likewise.
6186 (init_dynamic_diag_info): Likewise.
6188 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6190 * pretty-print.c (pp_base_format): Remove %H.
6191 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6192 gcc_cxxdiag_char_table): Likewise.
6193 (init_dynamic_diag_info): Likewise.
6194 * config/mep/mep.c (mep_select_section): Likewise.
6196 2009-07-07 Duncan Sands <baldrick@free.fr>
6198 * final.c (pass_clean_state): Give the pass a name.
6199 * passes.c (pass_rest_of_compilation): Likewise.
6200 * tree-optimize.c (pass_all_optimizations): Likewise.
6202 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6204 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6205 an extra 'decl' for error_at.
6207 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6210 * tree-tailcall.c (adjust_return_value_with_ops,
6211 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6212 if it has complex or vector type.
6214 2009-07-07 Olivier Hainque <hainque@adacore.com>
6216 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6219 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6221 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6223 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6225 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6226 * c-decl.c: Likewise.
6227 * function.c: Likewise.
6228 * varasm.c: Likewise.
6229 * tree-ssa.c: Likewise.
6230 * c-common.c: Likewise.
6231 * tree-cfg.c: Likewise.
6232 * config/spu/spu.c: Likewise.
6233 * config/ia64/ia64.c: Likewise.
6234 * config/v850/v850.c: Likewise.
6236 2009-07-06 DJ Delorie <dj@redhat.com>
6238 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6239 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6240 unspecified accesses to control registers.
6241 * config/mep/intrinsics.md: Regenerate.
6242 * config/mep/intrinsics.h: Regenerate.
6243 * config/mep/mep-intrin.h: Regenerate.
6245 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6247 * c-lex.c: Replace %H by an explicit location. Update all calls.
6248 * c-common.c: Likewise.
6249 * c-decl.c: Likewise.
6250 * c-typeck.c: Likewise.
6251 * fold-const.c: Likewise.
6252 * gimplify.c: Likewise.
6254 * tree-cfg.c: Likewise.
6255 * tree-ssa-loop-niter.c: Likewise.
6256 * tree-vrp.c: Likewise.
6257 * value-prof.c: Likewise.
6259 2009-07-06 Diego Novillo <dnovillo@google.com>
6261 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6262 if it has one. Handle cases where VAR does not have an
6263 annotation or cfun is NULL.
6265 2009-07-06 Diego Novillo <dnovillo@google.com>
6267 * tree.c: Include debug.h.
6268 (initialize_tree_contains_struct): New.
6269 (init_ttree): Call it.
6270 (tree_node_structure_for_code): Factor out of ...
6271 (tree_node_structure): ... here.
6272 * treestruct.def (TS_PHI_NODE): Remove.
6273 (TS_GIMPLE_STATEMENT): Remove.
6275 2009-07-06 Diego Novillo <dnovillo@google.com>
6277 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6278 (debug_tree_chain): Handle cycles.
6280 2009-07-06 Nick Clifton <nickc@redhat.com>
6281 DJ Delorie <dj@redhat.com>
6283 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6284 __FMOVD_ENABLED__ is defined.
6286 (TARGET_FMOVD): Provide a default definition.
6287 (MASK_FMOVD): Likewise.
6288 (TARGET_CPU_CPP_BUILTINS): Define
6289 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6290 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6291 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6292 (split for DF load from memory into register): Also handle
6293 MEMs which consist of REG+DISP addressing.
6294 (split for DF store from register to memory): Likewise.
6295 (movsf_ie): Always use single fp_mode.
6296 * config/sh/sh.c (sh_override_options): Do not automatically
6297 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6298 that to the -mfmovd command line switch.
6299 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6300 (fldi_ok): Always allow.
6301 * config/sh/sh.opt (mfmovd): Remove this switch.
6302 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6304 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6305 Kaz Kojima <kkojima@gcc.gnu.org>
6307 PR rtl-optimization/30807
6308 * postreload.c (reload_combine): For every new use of REG_SUM,
6309 record the use of BASE.
6311 2009-07-06 Jan Hubicka <jh@suse.cz>
6313 * params.def: Revert my accidental commit at 2009-06-30.
6315 2009-07-04 Ian Lance Taylor <iant@google.com>
6318 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6320 (mingw_format_attribute_overrides): Likewise.
6322 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6325 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6326 don't check cfa.reg. Instead of cfa.indirect use
6327 fde && fde->drap_reg != INVALID_REGNUM test.
6329 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6331 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6333 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6336 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6338 2009-07-03 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/40640
6341 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6344 2009-07-03 Jan Hubicka <jh@suse.cz>
6346 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6347 for size, reduce amount of inlining.
6349 2009-07-03 Richard Guenther <rguenther@suse.de>
6352 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6353 if t +- x is known to not overflow and the conversion widens the
6355 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6357 2009-07-03 Jan Hubicka <jh@suse.cz>
6359 * ipa-pure-const.c (analyze): Update loop optimizer init.
6360 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6361 try_remove_empty_loop, remove_empty_loops): Remove.
6362 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6363 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6364 to mark regular loops as neccesary.
6365 (degenerate_phi_p): New function.
6366 (propagate_necessity, remove_dead_phis): Use it.
6367 (forward_edge_to_pdom): Likewise.
6368 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6369 virtual PHI nodes that became unreachable.
6370 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6371 * tree-flow.h (remove_empty_loops): Remove.
6372 * passes.c (init_optimization_passes): Remove.
6374 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6376 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6377 can_create_pseudo_p.
6378 (*fix_trunc<mode>_i387_1): Ditto.
6379 (*floathi<mode>2_1): Ditto.
6380 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6381 (*fistdi2_1): Ditto.
6382 (*fist<mode>2_1): Ditto.
6383 (frndintxf2_floor): Ditto.
6384 (*fist<mode>2_floor_1): Ditto.
6385 (frndintxf2_ceil): Ditto.
6386 (*fist<mode>2_ceil_1): Ditto.
6387 (frndintxf2_trunc): Ditto.
6388 (frndintxf2_mask_pm): Ditto.
6389 (fxam<mode>2_i387_with_temp): Ditto.
6390 * config/i386/sse.md (mulv16qi3): Ditto.
6391 (*sse2_mulv4si3): Ditto.
6393 (sse4_2_pcmpestr): Ditto.
6394 (sse4_2_pcmpistr): Ditto.
6396 2009-07-03 Jan Hubicka <jh@suse.cz>
6398 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6399 (mark_stmt_necessary): Set it.
6400 (mark_operand_necessary): Set it.
6401 (mark_control_dependent_edges_necessary): Set it.
6402 (mark_virtual_phi_result_for_renaming): New function.
6403 (get_live_post_dom): New function.
6404 (forward_edge_to_pdom): New function.
6405 (remove_dead_stmt): Fix handling of control dependences.
6406 (tree_dce_init): Init new bitmap.
6407 (tree_dce_done): Free it.
6409 2009-07-02 Richard Guenther <rguenther@suse.de>
6412 * tree-ssa-structalias.c (new_var_info): Initialize
6415 2009-07-02 Jan Hubicka <jh@suse.cz>
6417 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6420 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6422 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6423 instead of recomputing it. Adjust calls.
6424 (emit_store_flag): Adjust recursive calls.
6426 2009-07-02 Richard Guenther <rguenther@suse.de>
6428 * tree-ssa-live.c (remove_unused_locals): Do not remove
6430 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6431 of DECL_EXTERNAL for HEAP variables.
6432 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6433 HEAP variables. Do not adjust RESTRICT vars.
6434 (find_what_var_points_to): Nobody cares if something
6437 2009-07-02 Ben Elliston <bje@au.ibm.com>
6439 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6440 pc_low and pc_high declarations to the top of the function.
6442 2009-07-01 DJ Delorie <dj@redhat.com>
6444 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6446 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6447 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6448 unspecified accesses to control registers.
6449 * config/mep/intrinsics.md: Regenerate.
6450 * config/mep/intrinsics.h: Regenerate.
6451 * config/mep/mep-intrin.h: Regenerate.
6453 2009-07-01 Anthony Green <green@moxielogic.com>
6455 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6456 instruction when possible.
6457 (moxie_expand_prologue): Ditto. Also, save an instruction and
6458 some complexity by popping off of $r12 instead of $sp.
6459 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6462 2009-07-01 Richard Henderson <rth@redhat.com>
6465 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6466 contained no insns, reposition note before last insn.
6468 2009-07-01 Richard Henderson <rth@redhat.com>
6471 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6472 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6474 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6477 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6478 darwin9 for printing reg addresses with %y.
6480 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6482 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6483 truncation from operands in binary operations.
6485 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6488 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6489 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6490 subreg of op0 to the original op0.
6492 * expmed.c (store_bit_field_1): Use a temporary as the destination
6493 instead of a paradoxical subreg when we need to truncate the result.
6495 2009-07-01 DJ Delorie <dj@redhat.com>
6497 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6498 names to VLIW variants.
6499 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6500 * config/mep/intrinsics.md: Regenerate.
6501 * config/mep/intrinsics.h: Regenerate.
6502 * config/mep/mep-intrin.h: Regenerate.
6504 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6507 * jump.c (returnjump_p): Revert last patch.
6508 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6510 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6513 * pa.md (casesi32p): Use jump table label to determine the offset
6515 (casesi64p): Likewise.
6517 * pa.c (forward_branch_p): Return bool type. Use instruction
6518 addresses when available. Assert that INSN has a jump label.
6519 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6522 2009-07-01 Richard Guenther <rguenther@suse.de>
6524 PR tree-optimization/19831
6525 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6526 that only act as barriers do not make any previous stores necessary.
6527 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6528 HEAP variables global, do not add a constraint from nonlocal.
6529 (find_func_aliases): Handle escapes through return statements.
6530 (compute_points_to_sets): Make escaped HEAP variables global.
6532 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6535 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6536 after reducing a DImode cstore to SImode.
6538 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6540 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6541 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6543 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6545 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6546 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6548 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6549 and umod_optab if TARGET_BSD_DIVMOD.
6550 * config/vax/lib1funcs.asm: New file.
6551 * config/vax/t-linux: New file.
6552 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6554 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6557 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6558 to type arguments that have void type.
6561 * dwarf2out.c (gen_formal_parameter_die): Call
6562 equate_decl_number_to_die if node is different from origin.
6564 2009-06-30 Anthony Green <green@moxielogic.com>
6566 Clean up moxie port for --enable-build-with-cxx.
6567 * config/moxie/moxie.c (moxie_function_value): First two
6568 parameters are const_tree, not tree.
6569 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6570 (REG_CLASS_NAMES): Ditto.
6571 (REGNO_REG_CLASS): Ditto.
6572 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6573 (moxie_function_value): Fix constyness of arguments.
6575 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6577 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6578 finalize_size_functions before further processing.
6579 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6580 (variable_size): Call self_referential_size on size expressions
6581 that contain a PLACEHOLDER_EXPR.
6582 (size_functions): New static variable.
6583 (copy_self_referential_tree_r): New static function.
6584 (self_referential_size): Likewise.
6585 (finalize_size_functions): New global function.
6586 * tree.c: Include tree-inline.h.
6587 (push_without_duplicates): New static function.
6588 (find_placeholder_in_expr): New global function.
6589 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6591 <tcc_expression>: Likewise.
6592 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6593 the call in the expression.
6594 * tree.h (finalize_size_functions): Declare.
6595 (find_placeholder_in_expr): Likewise.
6596 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6597 (substitute_placeholder_in_expr): Update comment.
6598 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6600 (copy_tree_body_r): Likewise.
6601 (copy_tree_body): New static function.
6602 (maybe_inline_call_in_expr): New global function.
6603 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6604 (maybe_inline_call_in_expr): Declare.
6605 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6606 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6609 2009-06-30 Richard Guenther <rguenther@suse.de>
6611 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6613 (propagate_necessity): Do not mark reaching defs of stores
6616 2009-06-30 Jan Hubicka <jh@suse.cz>
6618 * cfgloopanal.c (check_irred): Move into ...
6619 (mark_irreducible_loops): ... here; return true if ireducible
6621 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6622 (analyze_function): Try to prove loop finiteness.
6623 * cfgloop.h (mark_irreducible_loops): Update prototype.
6624 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6626 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6628 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6630 2009-06-30 Ira Rosen <irar@il.ibm.com>
6632 PR tree-optimization/40542
6633 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6636 2009-06-30 Martin Jambor <mjambor@suse.cz>
6638 PR tree-optimization/40582
6639 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6640 than useless_type_conversion_p.
6641 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6644 2009-06-30 Martin Jambor <mjambor@suse.cz>
6647 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6649 2009-06-30 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6652 use ao_ref references.
6653 (walk_aliased_vdefs): Likewise.
6654 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6655 * tree-ssa-dce.c (struct ref_data): Remove.
6656 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6657 (mark_aliased_reaching_defs_necessary): Adjust.
6658 (mark_all_reaching_defs_necessary_1): Likewise.
6660 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6663 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6664 (emit_store_flag_1): Extract from emit_store_flag, adjust
6665 calls to (what now is) emit_cstore.
6666 (emit_store_flag): Call emit_store_flag_1 and also use it
6667 for what used to be recursive calls.
6669 2009-06-30 Wei Guozhi <carrot@google.com>
6672 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6673 if the target bb post dominates from bb.
6674 * config/i386/i386.c (memory_address_length): Check existence of base
6675 register before using it.
6677 2009-06-30 Nick Clifton <nickc@redhat.com>
6678 DJ Delorie <dj@redhat.com>
6680 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6681 __FMOVD_ENABLED__ is defined.
6683 (TARGET_FMOVD): Provide a default definition.
6684 (MASK_FMOVD): Likewise.
6685 (TARGET_CPU_CPP_BUILTINS): Define
6686 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6687 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6688 two fmov instructions depending upon whether TARGET_FMOVD is
6690 (split for DF load from memory into register): Also handle
6691 MEMs which consist of REG+DISP addressing.
6692 (split for DF store from register to memory): Likewise.
6693 * config/sh/sh.opt (mfmovd): Remove this switch.
6694 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6695 * config/sh/sh.c (sh_override_options): Do not automatically
6696 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6697 that to the -mfmovd command line switch.
6699 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
6701 (fldi_ok): Always allow.
6702 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
6704 2009-06-29 DJ Delorie <dj@redhat.com>
6706 * doc/install.texi (mep-x-elf): Correct chip's full name.
6708 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
6710 * doc/extend.texi: Fix typo.
6712 2009-06-29 Tom Tromey <tromey@redhat.com>
6715 * Makefile.in (DWARF2_H): New variable.
6717 (dwarf2out.o): Likewise.
6718 (dwarf2asm.o): Likewise.
6719 * config/i386/t-i386: Use DWARF2_H.
6720 * except.c: Include elf/dwarf2.h.
6721 * unwind-dw2.c: Include elf/dwarf2.h.
6722 * dwarf2out.c: Include elf/dwarf2.h.
6723 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
6724 <dtprel>: New field.
6725 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
6726 (size_of_loc_descr): Likewise.
6727 (output_loc_operands_raw): Likewise.
6728 (output_loc_operands): Handle new dtprel field.
6729 (loc_checksum): Update.
6730 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
6731 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
6732 * unwind-dw2-fde.c: Include elf/dwarf2.h.
6733 * dwarf2asm.c: Include elf/dwarf2.h.
6734 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
6735 * config/mmix/mmix.c: Include elf/dwarf2.h.
6736 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
6737 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
6738 * config/sh/sh.c: Include elf/dwarf2.h.
6739 * config/i386/i386.c: Include elf/dwarf2.h.
6741 2009-06-29 DJ Delorie <dj@redhat.com>
6743 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
6745 * doc/extend.texi: Add MeP attributes and pragmas.
6746 * doc/invoke.text: Add MeP Options.
6747 * doc/contrib.texi: Add MeP contribution.
6748 * doc/md.texi: Add MeP constraints.
6749 * doc/install.texi: Add MeP target.
6751 2009-06-30 Anatoly Sokolov <aesok@post.ru>
6753 * target.h (struct gcc_target): Add frame_pointer_required field.
6754 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
6755 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
6756 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
6758 * reload1.c (update_eliminables): (Ditto.).
6759 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
6760 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6761 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
6763 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
6765 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
6766 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6767 (arm_frame_pointer_required): New function.
6769 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
6770 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6771 (avr_frame_pointer_required_p): Declare as static.
6772 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
6774 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
6775 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6776 (bfin_frame_pointer_required): Make as static, change return type
6778 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
6780 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
6781 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6782 (cris_frame_pointer_required): New function.
6784 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
6786 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
6787 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6788 (fr30_frame_pointer_required): New function.
6790 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
6791 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6792 (frv_frame_pointer_required): Make as static, change return type
6794 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
6796 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
6797 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6798 (ix86_frame_pointer_required): Make as static, change return type to
6800 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
6802 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
6803 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6805 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
6807 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
6809 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
6811 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
6812 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6813 (mips_frame_pointer_required): Make as static.
6814 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
6816 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
6817 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6818 (mmix_frame_pointer_required): Mew function.
6820 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
6821 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6823 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
6825 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
6827 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
6829 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
6830 (CAN_ELIMINATE): Redefine.
6831 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
6832 (sparc_frame_pointer_required): New function.
6833 (sparc_can_eliminate): New function.
6834 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
6836 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
6837 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6839 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
6840 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
6841 (xtensa_frame_pointer_required): Make as static, change return type
6843 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
6846 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
6848 * doc/plugins.texi: Document PLUGIN_START_UNIT.
6849 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
6850 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
6851 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
6852 (register_callback): Handle PLUGIN_START_UNIT.
6853 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
6855 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
6857 * tree.c (process_call_operands): Propagate TREE_READONLY from the
6859 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
6860 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
6862 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
6864 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6867 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
6869 * doc/extend.texi (Additional Floating Types): __float128 is also
6870 supported on i386 targets.
6872 2009-06-29 Richard Guenther <rguenther@suse.de>
6875 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6877 (pt_solutions_same_restrict_base): Declare.
6878 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
6880 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
6881 (make_constraint_from, make_copy_constraint): Move earlier.
6882 (make_constraint_from_heapvar): New function.
6883 (make_constraint_from_restrict): Likewise.
6884 (handle_lhs_call): Use it.
6885 (find_func_aliases): Use it to track conversions to restrict
6887 (struct fieldoff): Add only_restrict_pointers flag.
6888 (push_fields_onto_fieldstack): Initialize it.
6889 (create_variable_info_for): Track global restrict qualified pointers.
6890 (intra_create_variable_infos): Use make_constraint_from_heapvar.
6891 Track restrict qualified pointer arguments.
6892 (set_uids_in_ptset): Use varinfo is_global_var flag.
6893 (find_what_var_points_to): Set the vars_contains_restrict flag.
6894 Always create the points-to solution for sets including restrict tags.
6895 (pt_solutions_same_restrict_base): New function.
6896 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
6897 qualified pointers use pt_solutions_same_restrict_base as
6898 additional source for disambiguation.
6900 2009-06-29 Richard Guenther <rguenther@suse.de>
6903 * alias.c (find_base_decl): Remove.
6904 (get_deref_alias_set_1): Remove restrict handling.
6905 * c-common.c (c_apply_type_quals_to_decl): Do not set
6906 DECL_POINTER_ALIAS_SET.
6907 * gimplify.c (find_single_pointer_decl_1): Remove.
6908 (find_single_pointer_decl): Likewise.
6909 (internal_get_tmp_var): Remove restrict handling.
6910 (gimple_regimplify_operands): Likewise.
6911 * omp-low.c (expand_omp_atomic_pipeline): Do not set
6912 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
6913 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
6914 * tree.c (restrict_base_for_decl): Remove.
6915 (init_ttree): Do not allocate it.
6916 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
6917 LABEL_DECL_UID for label decls.
6918 (copy_node_stat): Do not copy restrict information.
6919 (decl_restrict_base_lookup): Remove.
6920 (decl_restrict_base_insert): Likewise.
6921 (print_restrict_base_statistics): Likewise.
6922 (dump_tree_statistics): Do not call print_restrict_base_statistics.
6923 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
6924 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
6925 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
6926 (LABEL_DECL_UID): Adjust.
6927 (DECL_BASED_ON_RESTRICT_P): Remove.
6928 (DECL_GET_RESTRICT_BASE): Likewise.
6929 (SET_DECL_RESTRICT_BASE): Likewise.
6930 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
6932 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
6933 instead of DECL_POINTER_ALIAS_SET.
6934 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6935 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
6936 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
6938 2009-06-29 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/40579
6941 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
6942 the IL to simplify has constants that overflowed.
6944 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
6946 PR tree-optimization/40550
6947 * tree-vect-generic.c (expand_vector_operations_1): Compute in
6948 vector_compute_type only when the size of vector_compute_type is
6949 less than the size of type.
6951 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
6953 * fold-const.c (contains_label_1): Fix comments.
6954 (contains_label_p): Do not walk trees multiple time.
6956 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6958 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
6959 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
6960 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
6961 ix86_fp_comparison_operator.
6962 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
6963 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
6964 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
6965 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
6966 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
6967 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
6968 (related splits): Change predicate to ix86_fp_comparison_operator.
6969 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
6970 instead of ix86_fp_comparison_codes.
6971 (ix86_trivial_fp_comparison_operator,
6972 ix86_fp_comparison_operator): New.
6973 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
6974 (ix86_expand_compare): Eliminate last two parameters.
6975 (ix86_fp_jump_nontrivial_p): Kill.
6976 * config/i386/i386.c (put_condition_code): Eliminate call to
6977 ix86_fp_comparison_codes and subsequent assertion.
6978 (ix86_fp_comparison_codes): Eliminate.
6979 (ix86_fp_swap_condition): New.
6980 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
6981 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
6982 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
6983 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
6984 and ix86_fp_swap_condition.
6985 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
6986 Use ix86_fp_comparison_strategy.
6987 (ix86_expand_compare): Likewise. Eliminate last two arguments.
6988 (ix86_fp_jump_nontrivial_p): Eliminate.
6989 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
6990 call to ix86_expand_compare.
6991 (ix86_split_fp_branch, ix86_expand_setcc,
6992 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
6993 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
6995 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
6997 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
6998 related to jump_clobbers.
6999 * config/arm/arm.md (conds): Remove jump_clob case.
7000 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7001 splits): Change comparison_operator to arm_comparison_operator.
7002 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7005 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7007 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7008 condition for floating point modes.
7009 * expmed.c (emit_store_flag_1): Move here a bigger part
7011 (emit_store_flag): Try swapping the condition for floating point
7013 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7015 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7017 * expr.c (expand_expr_real_1): Just use do_store_flag.
7018 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7019 emit_store_flag_force.
7020 * expmed.c (emit_store_flag_force): Copy here trick
7021 previously in expand_expr_real_1. Try reversing the comparison.
7022 (emit_store_flag_1): Work if target is NULL.
7023 (emit_store_flag): Work if target is NULL, using the result mode
7024 from the comparison. Use split_comparison, restructure final part
7025 to simplify conditionals.
7027 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7029 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7030 * dojump.c (do_jump): Change handling of floating-point
7031 ops to use just do_compare_and_jump.
7032 (split_comparison): New.
7033 (do_compare_rtx_and_jump): Add here logic coming previously
7034 in do_jump, using split_comparison.
7036 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7039 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7041 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7043 * tree-ssa-alias.c: Fix unintentional commit.
7045 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7047 * passes.c (execute_one_pass): Fix unintentional commit.
7049 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7051 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7052 (df_rd_local_compute, df_md_local_compute): Inline them.
7054 (df_md_scratch): New.
7055 (df_md_alloc, df_md_free): Allocate/free it.
7056 (df_md_local_compute): Only include live registers in init.
7057 (df_md_transfer_function): Prune the in-set computed by
7058 the confluence function, and the gen-set too.
7060 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7062 PR rtl-optimization/26854
7063 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7064 * df-problems.c (df_rd_add_problem): Fix comment.
7065 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7066 df_md_simulate_artificial_defs_at_top,
7067 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7068 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7069 df_md_transfer_function, df_md_init, df_md_confluence_0,
7070 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7071 problem_MD, df_md_add_problem): New.
7072 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7073 df_md_get_bb_info): New.
7074 (DF_LAST_PROBLEM_PLUS1): Adjust.
7076 * Makefile.in (fwprop.o): Include domwalk.h.
7077 * fwprop.c: Include domwalk.h.
7078 (reg_defs, reg_defs_stack): New.
7079 (bitmap_only_bit_between): Remove.
7080 (process_defs): New.
7081 (process_uses): Use reg_defs and local_md instead of
7082 bitmap_only_bit_between and local_rd.
7083 (single_def_use_enter_block): New, from build_single_def_use_links.
7084 (single_def_use_leave_block): New.
7085 (build_single_def_use_links): Remove code moved to
7086 single_def_use_enter_block, invoke domwalk.
7087 (use_killed_between): Adjust comment.
7089 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7091 * bitmap.h (bitmap_ior_and_into): New.
7092 * bitmap.c (bitmap_ior_and_into): New.
7094 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7096 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7097 before_dom_children_before_stmts and after_dom_children_after_stmts.
7098 Rename the two remaining callbacks to just before_dom_children and
7099 after_dom_children. Remove other GIMPLE statement walking bits.
7100 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7101 * graphite.c: Do not include domwalk.h.
7102 * tree-into-ssa.c (interesting_blocks): New global.
7103 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7104 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7105 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7106 now that they're not domwalk callbacks.
7107 (rewrite_initialize_block): Rename to...
7108 (rewrite_enter_block): ... this, place after called functions. Test
7109 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7110 (rewrite_finalize_block): Rename to...
7111 (rewrite_leave_block): ... this, place after called functions.
7112 (rewrite_update_init_block): Rename to...
7113 (rewrite_update_enter_block): ... this, place after called functions.
7114 Test interesting_blocks, call rewrite_update_stmt and
7115 rewrite_update_phi_arguments.
7116 (rewrite_update_fini_block): Rename to...
7117 (rewrite_leave_block): ... this, place after called functions.
7118 (rewrite_blocks): Remove last argument, simplify initialization of
7120 (mark_def_sites_initialize_block): Rename to...
7121 (mark_def_sites_block): ... this, call mark_def_sites.
7122 (mark_def_sites_blocks): Remove argument, simplify initialization of
7124 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7125 (update_ssa): Likewise.
7126 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7128 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7129 (dom_opt_initialize_block): Rename to...
7130 (dom_opt_enter_block): ... this, place after called functions. Walk
7131 statements here, inline propagate_to_outgoing_edges.
7132 (dom_opt_finalize_block): Rename to...
7133 (dom_opt_leave_block): ... this, place after called functions.
7134 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7136 (dse_enter_block, dse_record_phi): New.
7137 (dse_record_phis): Delete.
7138 (dse_finalize_block): Rename to...
7139 (dse_leave_block): ... this.
7140 (tree_ssa_dse): Simplify initialization of walk_data.
7141 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7142 Adjust initialization of walk_data.
7143 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7144 * tree-ssa-loop-phiopt.c (get_non_trapping):
7145 Adjust initialization of walk_data.
7146 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7147 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7148 it's not a domwalk callback.
7149 (uncprop_initialize_block): Rename to...
7150 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7151 (dse_finalize_block): Rename to...
7152 (dse_leave_block): ... this.
7153 (tree_ssa_uncprop): Simplify initialization of walk_data.
7154 * Makefile.in: Adjust dependencies.
7156 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7158 * arm.md (casesi): Fix test for Thumb1.
7159 (thumb1_casesi_internal_pic): Likewise.
7160 (thumb1_casesi_dispatch): Likewise.
7162 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7164 * config/arm/arm-cores.def: Added core cortex-m0.
7165 * config/arm/arm-tune.md: Regenerated.
7166 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7168 2009-06-26 DJ Delorie <dj@redhat.com>
7170 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7172 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7173 the scheduler doesn't tag jump insns.
7175 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7177 * c-decl.c (merge_decls): Re-indent.
7179 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7182 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7183 Special-case decimal float constants.
7185 2009-06-26 Richard Henderson <rth@redhat.com>
7187 * function.h (struct function): Add cannot_be_copied_reason,
7188 and cannot_be_copied_set.
7189 * tree-inline.c (has_label_address_in_static_1): Rename from
7190 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7191 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7192 don't set inline_forbidden_reason.
7193 (copy_forbidden): New function, split out of inline_forbidden_p.
7194 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7195 (inline_forbidden_p): Use copy_forbidden.
7196 (tree_versionable_function_p): Likewise.
7197 (inlinable_function_p): Merge into tree_inlinable_function_p.
7198 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7199 * ipa-cp.c (ipcp_versionable_function_p): New function.
7200 (ipcp_cloning_candidate_p): Use it.
7201 (ipcp_node_modifiable_p): Likewise.
7203 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7205 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7206 that is marked not to be inlined. Remove flag_mudflap use.
7207 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7208 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7210 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7213 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7214 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7216 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7218 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7220 (__mingwthr_remove_key_dtor): Likewise.
7222 2009-06-26 Richard Guenther <rguenther@suse.de>
7224 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7226 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7229 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7230 try the non-cond_exec path also.
7232 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7235 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7236 (output_cbranch): Use new functions.
7237 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7240 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7241 Pat Haugen <pthaugen@us.ibm.com>
7242 Revital Eres <ERES@il.ibm.com>
7244 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7245 for %c error. Add %x support to print VSX registers as a unified
7246 register set, instead of separate float and altivec registers.
7247 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7248 %y case, and add support for VSX pre-modify addresses.
7249 (output_toc): Add assert for CONST containing an integer constant
7251 (rs6000_adjust_cost): Add POWER7 support.
7252 (insn_must_be_first_in_group): Ditto.
7253 (insn_must_be_last_in_group): Ditto.
7254 (rs6000_emit_popcount): Ditto.
7255 (rs6000_vector_mode_supported_p): Ditto.
7257 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7258 Change some of the functions called by macros to being called
7259 through a pointer, so debug functions can be inserted if
7260 -mdebug=addr or -mdebug=cost.
7261 (rs6000_preferred_reload_class_ptr): Ditto.
7262 (rs6000_secondary_reload_class_ptr): Ditto.
7263 (rs6000_secondary_memory_needed_ptr): Ditto.
7264 (rs6000_cannot_change_mode_class_ptr): Ditto.
7265 (rs6000_secondary_reload_inner): Ditto.
7266 (rs6000_legitimize_reload_address): Ditto.
7267 (rs6000_legitimize_reload_address_ptr): Ditto.
7268 (rs6000_mode_dependent_address): Ditto.
7269 (rs6000_mode_dependent_address_ptr): Ditto.
7271 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7272 function to return true if the mode allows reg + integer
7274 (virtual_stack_registers_memory_p): New function to return true if
7275 the address refers to a virtual stack register.
7276 (rs6000_legitimate_offset_address_p): Move code to say whether a
7277 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7279 (rs6000_legitimate_address_p): Add checks for modes that only can
7280 do reg+reg addressing. Start adding VSX support.
7281 (rs6000_legitimize_reload_address): Ditto.
7282 (rs6000_legitimize_address): Ditto.
7283 (rs6000_debug_legitimate_address_p): New debug functions for
7284 -mdebug=addr and -mdebug=cost.
7285 (rs6000_debug_rtx_costs): Ditto.
7286 (rs6000_debug_address_costs): Ditto.
7287 (rs6000_debug_adjust_cost): Ditto.
7288 (rs6000_debug_legitimize_address): Ditto.
7289 (rs6000_legitimize_reload_address_ptr): Point to call normal
7290 function or debug function. Make functions called via pointer
7292 (rs6000_mode_dependent_address_ptr): Ditto.
7293 (rs6000_secondary_reload_class_ptr): Ditto.
7294 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7295 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7296 into a friendlier error.
7297 (rs6000_init_builtins): Add initial VSX support.
7298 (rs6000_adjust_cost): Fix some spacing issues.
7300 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7301 (REG_CLASS_NAMES): Ditto.
7302 (REG_CLASS_CONTENTS): Ditto.
7303 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7304 pointer, to add -mdebug=addr support.
7305 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7306 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7307 -mdebug=addr support.
7308 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7309 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7310 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7312 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7314 (bswapsi*): Set attribute types for load/store. Add combiner
7315 patterns to eliminate zero extend on 64-bit.
7316 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7317 stdbrx if the hardware supports those instructions.
7319 2009-06-25 Ian Lance Taylor <iant@google.com>
7321 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7322 (Link Options): Document -static-libstdc++.
7324 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7327 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7328 DATA_ALIGNMENT instead.
7330 2009-06-25 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7333 indirect references against the callused/escaped solutions.
7334 (call_may_clobber_ref_p_1): Likewise.
7336 2009-06-25 Martin Jambor <mjambor@suse.cz>
7338 PR tree-optimization/40493
7339 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7340 (enum unscalarized_data_handling): New type.
7341 (handle_unscalarized_data_in_subtree): Return what has been done.
7342 (load_assign_lhs_subreplacements): Handle left flushes differently.
7343 (sra_modify_assign): Use unscalarized_data_handling, simplified
7344 condition determining whether to remove the statement.
7346 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7348 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7349 excerpt - @ should be doubled for texinfo.
7351 2009-06-24 Ian Lance Taylor <iant@google.com>
7353 * config/arc/arc.c: Include "df.h".
7354 (arc_attribute_table): Make static. Move higher in file.
7355 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7356 (output_shift): Initialize n later to avoid warning.
7357 * config/arm/arm.c (arm_attribute_table): Make static. Move
7359 * config/avr/avr.c (avr_attribute_table): Make static. Move
7361 (reg_class_tab): Change array type from int to enum reg_class.
7362 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7364 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7365 (lshrhi3_out): Likewise.
7366 (class_likely_spilled_p): Change return type to bool.
7367 (avr_rtx_costs): Use local code variable with enum type.
7368 * config/avr/avr.md (movmemhi): Use add_reg_note.
7369 (andhi3, andsi3): Don't use AS2 with "and".
7370 (iorhi3, iorsi3): Don't use AS2 with "or".
7371 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7372 * config/crx/crx.c: Include "df.h".
7373 (crx_attribute_table): Make static.
7374 * config/m32r/m32r.c: Include "df.h".
7375 (m32r_attribute_table): Make static. Move higher in file.
7376 (pop): Use add_reg_note.
7377 (block_move_call): Change 0 to LCT_NORMAL in function call.
7378 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7379 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7380 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7381 declare, not just when TREE_CODE is defined.
7382 * config/m68hc11/m68hc11.c: Include "expr.h".
7383 (m68hc11_attribute_table): Make static. Move higher in file.
7384 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7386 (m68hc11_register_indirect_p): Likewise.
7387 (m68hc11_function_arg_padding): Change return type to enum
7389 (emit_move_after_reload): Use add_reg_note.
7390 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7391 (m68hc11_split_logical): Likewise.
7392 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7394 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7395 to VOIDmode in function call.
7396 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7398 (m68hc11_split_logical): Update declaration.
7399 (m68hc11_function_arg_padding): Update declaration.
7400 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7401 to array of enum reg_class.
7402 (mcore_attribute_table): Make static. Move higher in file.
7403 (mcore_rtx_costs): Add cast to enum type.
7404 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7405 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7406 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7408 * config/sh/predicates.md (trapping_target_operand): Rename and to
7410 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7412 * config/spu/spu.c (spu_attribute_table): Make static. Move
7414 * config/v850/v850.c (v850_attribute_table): Make static. Move
7416 (v850_rtx_costs): Use local code with enum type.
7417 (expand_epilogue): Add cast.
7418 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7420 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7423 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7424 -m2a-single-only and -m2a-nofpu.
7425 * config/sh/sh.opt: Document m2a generates FPU code.
7427 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7429 * defaults.h (CAN_ELIMINATE): Provide default.
7430 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7431 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7432 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7433 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7434 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7435 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7436 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7437 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7438 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7439 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7441 2009-06-24 DJ Delorie <dj@redhat.com>
7443 * mep-ext-cop.cpu: Fix copyright notice.
7444 * mep-default: Fix copyright notice.
7445 * mep-core: Fix copyright notice.
7446 * mep: Fix copyright notice.
7447 * mep-ivc2: Fix copyright notice.
7448 * mep-c5: Fix copyright notice.
7450 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7452 * doc/contrib.texi (Contributors):
7454 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7457 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7458 src and dst operands if necessary.
7460 2009-06-23 DJ Delorie <dj@redhat.com>
7463 * config.gcc: Add mep support.
7464 * recog.c: Resurrect validate_replace_rtx_subexp().
7465 * recog.h: Likewise.
7466 * config/mep/: Add new port:
7467 * config/mep/constraints.md: New file.
7468 * config/mep/default.h: New file.
7469 * config/mep/intrinsics.h: New file.
7470 * config/mep/intrinsics.md: New file.
7471 * config/mep/ivc2-template.h: New file.
7472 * config/mep/mep-c5.cpu: New file.
7473 * config/mep/mep-core.cpu: New file.
7474 * config/mep/mep-default.cpu: New file.
7475 * config/mep/mep-ext-cop.cpu: New file.
7476 * config/mep/mep-intrin.h: New file.
7477 * config/mep/mep-ivc2.cpu: New file.
7478 * config/mep/mep-lib1.asm: New file.
7479 * config/mep/mep-lib2.c: New file.
7480 * config/mep/mep-pragma.c: New file.
7481 * config/mep/mep-protos.h: New file.
7482 * config/mep/mep-tramp.c: New file.
7483 * config/mep/mep.c: New file.
7484 * config/mep/mep.cpu: New file.
7485 * config/mep/mep.h: New file.
7486 * config/mep/mep.md: New file.
7487 * config/mep/mep.opt: New file.
7488 * config/mep/predicates.md: New file.
7489 * config/mep/t-mep: New file.
7491 2009-06-23 Ian Lance Taylor <iant@google.com>
7493 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7494 from loose_warn into c_loose_warn and from strict_warn into
7495 c_strict_warn. Set and substitute warn_cxxflags. Check for
7496 --enable-build-with-cxx. Set and substitute
7497 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7498 * Makefile.in (CXXFLAGS): New variable.
7499 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7500 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7501 the default is the same as $(STRICT_WARN).
7502 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7503 (CXX): New variable.
7504 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7505 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7506 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7507 (HOST_LIBS): New variable.
7508 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7509 (ALL_CXXFLAGS): New variable.
7510 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7511 * doc/install.texi (Configuration): Document
7512 --enable-build-with-cxx, --with-stage1-ldflags,
7513 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7514 * configure: Rebuild.
7516 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7518 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7519 from previous commit.
7521 2009-06-23 Ian Lance Taylor <iant@google.com>
7523 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7525 2009-06-23 Ian Lance Taylor <iant@google.com>
7527 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7528 with ATTRIBUTE_UNUSED.
7530 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7531 Pat Haugen <pthaugen@us.ibm.com>
7532 Revital Eres <eres@il.ibm.com>
7534 * config.in (HAVE_AS_POPCNTD): Add default definition.
7535 (HAVE_AS_LWSYNC): Ditto.
7537 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7539 (gcc_cv_as_powerpc_cmpb): Ditto.
7540 (gcc_cv_as_powerpc_dfp): Ditto.
7541 (gcc_cv_as_powerpc_vsx): Ditto.
7542 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7543 supporting the popcntd/lwsync instructions.
7544 (gcc_cv_as_powerpc_lwsync): Ditto.
7545 * configure: Regenerate.
7547 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7548 -mcpu=native and -mcpu=power7.
7549 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7551 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7552 a variable instead of a mask to reduce the number of mask bits.
7553 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7554 (-mbit-word): Ditto.
7555 (-mregnames): Ditto.
7556 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7557 (-mfused-madd): Ditto.
7559 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7561 (-mvsx): New switch for VSX instructions.
7562 (-misel): Move from a variable to a mask to allow it to be set by
7565 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7566 function declaration to an array declaration.
7567 (rs6000_hard_regno_nregs): New external array declaration.
7569 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7570 files included by rs6000.md.
7572 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7573 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7575 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7577 (rs6000_debug_reg): New -mdebug= variables.
7578 (rs6000_debug_addr): Ditto.
7579 (rs6000_debug_cost): Ditto.
7580 (rs6000_pmode): New variable to hold Pmode.
7581 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7582 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7583 calculated at compiler start.
7584 (rs6000_hard_regno_nregs): Change function to an array which holds
7585 HARD_REGNO_NREGS calculated at compiler start.
7586 (rs6000_explicit_options): Delete isel field.
7587 (rs6000_vector_unit): New array to hold which vector unit
7588 supports arithmetic options for a given type.
7589 (rs6000_vector_mem): New array to hold which vector unit supports
7590 memory reference operations for a given type.
7591 (rs6000_vector_align): New array to given the alignment of each
7593 (power7_cost): New basic costs for power7.
7594 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7595 (rs6000_hard_regno_nregs_internal): New function, moved from
7596 HARD_REGNO_NREGS, to calculate the number of registers each hard
7597 register takes for each type.
7598 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7599 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7600 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7601 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7602 unit information here so it is calculated once at compiler startup
7604 (rs6000_override_options): Make -misel a target mask. Add more
7605 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7606 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7608 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7609 (rs6000_handle_option): Move -misel from variable to target mask.
7610 (rs6000_builtin_mask_for_load): Add VSX support.
7611 (rs6000_conditional_register_usage): Ditto.
7612 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7613 (function_arg_boundary): Ditto.
7614 (rs6000_expand_builtin): Ditto.
7615 (def_builtin): Make abort message a little friendlier.
7616 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7618 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7619 assembler support the popcntd instruction instead of a vsx
7620 instruction to enable power7 support.
7621 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7622 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7623 option to the assembler if -mcpu=native.
7624 (ASM_CPU_NATIVE_SPEC): Ditto.
7625 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7627 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7628 the lwsync instruction.
7629 (enum processor_type): Add PROCESSOR_POWER7.
7630 (rs6000_debug_reg): New -mdebug= options.
7631 (rs6000_debug_addr): Ditto.
7632 (rs6000_debug_cost): Ditto.
7633 (rs6000_isel): Delete.
7634 (enum rs6000_vector): New enum to say what vector unit we have.
7635 (VECTOR_UNIT_*): New macros to say which vector unit has
7636 arithmetic operations for a given type.
7637 (VECTOR_MEM_*): New macros to say which vector unit has memory
7638 operations for a given type.
7639 (TARGET_LDBRX): Whether the machine supports the ldbrx
7641 (TARGET_ISEL): Delete, -misel moved to be a mask.
7642 (TARGET_ISEL64): New macro for 64-bit isel support.
7643 (UNITS_PER_VSX_WORD): New macro.
7644 (POINTER_SIZE): Move to be an external variable, rather than
7645 calculating whether we are generating 32 ot 64-bit code.
7647 (STACK_BOUNDARY): Add VSX support.
7648 (LOCAL_ALIGNMENT): Ditto.
7649 (SLOW_UNALIGNED_ACCESS): Ditto.
7650 (VSX_REGNO_P): New macro for VSX support.
7651 (VFLOAT_REGNO_P): Ditto.
7652 (VINT_REGNO_P): Ditto.
7653 (VLOGICAL_REGNO_P): Ditto.
7654 (VSX_VECTOR_MODE): Ditto.
7655 (VSX_SCALAR_MODE): Ditto.
7657 (VSX_MOVE_MODE): Ditto.
7658 (VSX_REG_CLASS_P): Ditto.
7659 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7661 (UNITS_PER_SIMD_WORD): Add VSX support.
7662 (MODES_TIEABLE_P): Ditto.
7663 (STARTING_FRAME_OFFSET): Ditto.
7664 (STACK_DYNAMIC_OFFSET): Ditto.
7665 (EPILOGUE_USES): Ditto.
7666 (REGNO_REG_CLASS): Move to array lookup.
7667 (CLASS_MAX_NREGS): Ditto.
7668 (rs6000_vector_reg_class): Add declaration.
7669 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7670 overlap with the floating point and Altivec registers.
7672 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7674 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7675 give the appropriate asm switches if -mcpu=native.
7676 (host_detect_local_cpu): Add support for "asm".
7677 (host_detect_local_cpu): Follow GNU code guidelines for name.
7679 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7680 -mbit-word to a variable instead of being a target mask.
7682 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7683 emit the lwsync instruction instead of emitting the instruction as
7684 an integer constant.
7686 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7687 fixuns_trundfsi2, move expander into rs6000.md.
7689 * config/rs6000/rs6000.md (cpu): Add power7.
7690 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7691 (logical predicate patterns): Change the single instruction
7692 primitives that set CR0 to be fast_compare instead of compare.
7694 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7695 (popcntddi2): Ditto.
7696 (popcount<mode>): Ditto.
7697 (floating multiply/add insns): Name the floating point
7699 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
7700 (isel_unsigned_<mode>): Ditto.
7701 (fixuns_trundfsi2): Move expander here from spe.md.
7702 (smindi3): Define if we have -misel on 64-bit systems.
7707 2009-06-23 Anatoly Sokolov <aesok@post.ru>
7709 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
7711 * config/avr/avr.c (avr_current_device): New variable.
7712 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
7713 (avr_arch, mcu_type_s): Move to avr.h.
7714 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
7715 default_data_section_start fields.
7716 (avr_arch): Moved from avr.c.
7717 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
7718 library_name fields.
7719 (avr_current_device, avr_mcu_types, avr_arch_types,
7720 avr_device_to_arch, avr_device_to_data_start,
7721 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
7722 (EXTRA_SPEC_FUNCTIONS): Define.
7723 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
7724 options mapping. Use device_to_arch and device_to_data_start insted.
7725 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
7726 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
7727 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
7728 * config/avr/driver-avr.c: New file.
7729 * config/avr/avr-devices.c: New file.
7731 2009-06-23 Jakub Jelinek <jakub@redhat.com>
7733 * var-tracking.c (unshare_variable): Force initialized to
7734 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
7735 (set_variable_part): Likewise.
7736 (struct variable_union_info): Remove pos_src field.
7737 (vui_vec, vui_allocated): New variables.
7738 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
7739 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
7740 == 1 use a simpler sorting algorithm. Compute pos field right
7741 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
7742 Avoid quadratic comparison if !flag_var_tracking_uninit.
7743 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
7744 unshare_variable unconditionally.
7745 (dataflow_set_different_2): Removed.
7746 (dataflow_set_different): Don't traverse second hash table.
7747 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
7748 unconditionally to var_reg_set or var_mem_set.
7749 (emit_notes_in_bb): Likewise.
7750 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
7752 (emit_note_insn_var_location): Don't set initialized to
7753 VAR_INIT_STATUS_INITIALIZED early.
7754 (vt_finalize): Free vui_vec if needed, clear vui_vec and
7756 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
7758 * tree-object-size.c (addr_object_size): Instead of checking
7759 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
7760 are no FIELD_DECLs following it.
7762 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
7764 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
7765 order to match bswaps with signed source operands.
7767 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7769 * sdbout.c (sdbout_one_type): Fix braces in switch.
7771 2009-06-23 Richard Guenther <rguenther@suse.de>
7773 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
7775 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
7776 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
7777 var_callused, callused_tree, var_storedanything, storedanything_tree,
7778 var_integer, integer_tree): Remove global variables.
7779 (new_var_info): Do not pass new id, append the new var to the
7780 global variable vector.
7781 (do_ds_constraint): Use is_global_var member of the variable-info.
7782 (new_scalar_tmp_constraint_exp): Adjust.
7783 (create_function_info_for): Likewise.
7784 (create_variable_info_for): Likewise.
7785 (find_what_var_points_to): Remove dead code.
7786 (init_base_vars): Simplify.
7787 (compute_points_to_sets): Adjust.
7789 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7791 * combine.c (try_combine): Dump information about the insns we're
7794 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
7796 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
7797 check when calling force_to_mode on TRUNCATE's operand.
7799 2009-06-22 Ian Lance Taylor <iant@google.com>
7801 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
7803 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7805 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
7807 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7809 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
7810 override library linkage flags such as -static-libgcc or
7813 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7815 * config/m68k/m68k-devices.def: Add line for MCF5221x.
7817 2009-06-22 Ian Lance Taylor <iant@google.com>
7819 * config/linux.opt: Put mglibc ahead of muclibc.
7821 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
7822 for duplicate decls.
7824 2009-06-22 Matthias Klose <doko@ubuntu.com>
7826 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
7828 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
7831 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
7832 instead of NULL if a parser error occurs.
7834 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7836 * dwarf2out.c (dwarf2_debug_hooks): Initialize
7837 non-DWARF2_DEBUGGING_INFO version.
7839 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
7841 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
7842 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
7844 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
7845 (LIBGCC2_TF_CEXT): Define.
7848 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7851 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
7853 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7855 * config/arm/arm.c (arm_override_options): Disable
7856 -mcaller-super-interworking and -mcallee-super-interworking.
7857 * doc/invoke.texi (ARM Options): Document this.
7859 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
7861 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
7862 * config/arm/constraints.md (j): New constraint for movw operands.
7863 (N): Remove thumb2 meaning.
7864 * config/arm/arm.md (*arm_movw): Delete.
7865 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
7866 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
7867 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
7869 2009-06-22 Martin Jambor <mjambor@suse.cz>
7871 PR tree-optimization/40492
7872 * tree-sra.c (sra_modify_assign): Pass zero offsets to
7873 build_ref_for_offset.
7875 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
7877 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
7878 JUMP_TABLE_DATA_P predicates where applicable.
7879 * auto-inc-dec.c: Ditto.
7880 * builtins.c: Ditto.
7881 * caller-save.c: Ditto.
7883 * cfgcleanup.c: Ditto.
7884 * cfglayout.c: Ditto.
7887 * combine-stack-adj.c: Ditto.
7893 * dwarf2asm.c: Ditto.
7894 * dwarf2out.c: Ditto.
7895 * emit-rtl.c: Ditto.
7901 * function.c: Ditto.
7904 * genpreds.c: Ditto.
7905 * genrecog.c: Ditto.
7907 * ira-costs.c: Ditto.
7908 * ira-lives.c: Ditto.
7911 * lower-subreg.c: Ditto.
7912 * modulo-sched.c: Ditto.
7914 * postreload.c: Ditto.
7915 * print-rtl.c: Ditto.
7924 * sched-vis.c: Ditto.
7926 * sel-sched-ir.c: Ditto.
7927 * simplify-rtx.c: Ditto.
7928 * targhooks.c: Ditto.
7929 * var-tracking.c: Ditto.
7930 * vmsdbgout.c: Ditto.
7932 2009-06-22 Matthias Klose <doko@ubuntu.com>
7934 * Makefile.in (install-plugin): Always use DESTDIR.
7936 2009-06-22 Olivier Hainque <hainque@adacore.com>
7938 * config/pa/pa.c (output_call): Don't optimize post call jumps
7939 into return address adjustments if the call may throw.
7941 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
7943 * arm.c (thumb1_output_casesi): New function.
7944 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
7945 optimizing for size or PIC.
7946 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
7947 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
7948 (casesi): Handle Thumb-1 when optimizing for size or PIC.
7949 (thumb1_casesi_internal_pic): New expand rule.
7950 (thumb1_casesi_dispatch): New pattern.
7951 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
7953 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
7954 in the text seciton when PIC or optimizing for size.
7955 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7956 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
7957 preservation properties of code.
7958 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
7959 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
7960 (__gnu_thumb1_case_si): New function.
7961 * t-arm (LIB1ASMSRC): Define here.
7962 (LIB1ASMFUNCS): Add some common functions.
7963 * t-arm-elf (LIB1ASMSRC): Delete.
7964 (LIB1ASMFUNCS): Append to existing set.
7965 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7966 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7967 * t-symbian (LIB1ASMFUNCS): Likewise.
7968 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7969 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7971 2009-06-21 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/38729
7974 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
7975 to loops with a single exit if -fno-expensive-optimizations.
7977 2009-06-21 Jakub Jelinek <jakub@redhat.com>
7979 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
7980 (dataflow_set): Change vars type from htab_t to shared_hash.
7981 (shared_hash_pool, empty_shared_hash): New variables.
7982 (vars_clear): Removed.
7983 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
7984 shared_hash_find_slot_unshare, shared_hash_find_slot,
7985 shared_hash_find_slot_noinsert, shared_hash_find): New
7987 (shared_hash_unshare, shared_hash_destroy): New functions.
7988 (unshare_variable): Unshare set->vars if shared, use
7990 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
7991 (get_init_value, find_src_set_src, dump_dataflow_set,
7992 clobber_variable_part, emit_notes_for_differences): Use
7994 (dataflow_set_init): Remove second argument, set vars to
7995 empty_shared_hash instead of creating a new htab.
7996 (dataflow_set_clear): Call shared_hash_destroy and set vars
7997 to empty_shared_hash instead of calling vars_clear.
7998 (dataflow_set_copy): Don't call vars_copy, instead just share
7999 the src htab with dst.
8000 (variable_union): Use shared_hash_*, use initially NO_INSERT
8001 lookup if set->vars is shared. Don't keep slot cleared before
8002 calling unshare_variable. Unshare set->vars if needed.
8003 Even ->refcount == 1 vars must be unshared if set->vars is shared
8004 and var needs to be modified.
8005 (variable_canonicalize): New function.
8006 (dataflow_set_union): If dst->vars is empty, just share src->vars
8007 with dst->vars and traverse with variable_canonicalize to canonicalize
8008 and unshare what is needed.
8009 (dataflow_set_different): If old_set and new_set use the same shared
8010 htab, they aren't different. If number of htab elements is different,
8011 htabs are different. Use shared_hash_*.
8012 (dataflow_set_destroy): Call shared_hash_destroy instead of
8014 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8015 second argument to dataflow_set_init.
8016 (vt_initialize): Likewise. Initialize shared_hash_pool and
8017 empty_shared_hash, move bb in/out initialization afterwards.
8018 Use variable_htab_free instead of NULL as changed_variables del hook.
8019 (variable_was_changed): Change type of second argument to pointer to
8020 dataflow_set. When inserting var into changed_variables, bump
8021 refcount. Unshare set->vars if set is shared htab and slot needs to
8023 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8024 lookup if set->vars is shared. Unshare set->vars if needed.
8025 Even ->refcount == 1 vars must be unshared if set->vars is shared
8026 and var needs to be modified. Adjust variable_was_changed caller.
8027 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8028 vars must be unshared if set->vars is shared and var needs to be
8029 modified. Adjust variable_was_changed caller.
8030 (emit_note_insn_var_location): Don't pool_free var.
8031 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8033 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8034 free_alloc_pool on shared_hash_pool.
8036 2009-06-20 Anthony Green <green@moxielogic.com>
8038 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8039 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8041 2009-06-20 Richard Guenther <rguenther@suse.de>
8043 * tree-ssa-structalias.c (find_func_aliases): For memset use
8044 a constraint from NULL if we memset to zero.
8045 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8046 we explicitly handle that do not read from memory.
8047 (call_may_clobber_ref_p_1): Properly handle builtins that may
8050 2009-06-20 Richard Guenther <rguenther@suse.de>
8052 PR tree-optimization/40495
8053 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8054 (new_scalar_tmp_constraint_exp): New function.
8055 (process_constraint): Do not create temporary decls.
8056 (process_all_all_constraints): Likewise.
8057 (handle_const_call): Likewise.
8058 (create_function_info_for): Do not set decl.
8060 2009-06-19 Ian Lance Taylor <iant@google.com>
8062 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8063 (rs6000_attribute_table): Make static; move before use.
8065 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8067 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8068 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8069 Propagate the TREE_READONLY flag without overwriting it.
8070 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8071 Propagate the TREE_READONLY flag onto the result.
8072 (process_call_operands): Move around. Use correct constant value.
8074 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8077 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8078 * config/arm/arm.md: Likewise.
8080 2009-06-19 Ian Lance Taylor <iant@google.com>
8082 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8083 to GIMPLE_ERROR_MARK.
8085 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8086 op2_original_type parameters. Warn about using different enum types.
8087 * c-parser.c (c_parser_conditional_expression): Pass original
8088 types to build_conditional_expr.
8089 * c-tree.h (build_conditional_expr): Update declaration.
8091 2009-06-19 Ian Lance Taylor <iant@google.com>
8093 * config/i386/i386.c (ix86_function_specific_save): Test that
8094 fields match values, rather than testing the values are in a
8097 2009-06-19 Richard Guenther <rguenther@suse.de>
8099 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8101 (ptr_derefs_may_alias_p): Likewise.
8102 (ptr_deref_may_alias_ref_p_1): New function.
8103 (ptr_deref_may_alias_ref_p): Likewise.
8104 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8105 covered by looking at the ESCAPED solution.
8106 (call_may_clobber_ref_p_1): Likewise.
8107 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8108 Handle NULL_TREE offset. Do not produce redundant constraints.
8109 (process_all_all_constraints): New helper function.
8110 (do_structure_copy): Use it.
8111 (handle_lhs_call): Likewise.
8112 (find_func_aliases): Handle some builtins with pointer arguments
8113 and/or return values explicitly.
8115 2009-06-19 Ian Lance Taylor <iant@google.com>
8117 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8119 2009-06-19 Ian Lance Taylor <iant@google.com>
8121 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8123 2009-06-19 Ian Lance Taylor <iant@google.com>
8125 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8126 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8129 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8130 uninitialized const.
8132 2009-06-19 Ian Lance Taylor <iant@google.com>
8134 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8137 * c-decl.c (in_struct, struct_types): Remove.
8138 (struct c_binding): Add in_struct field.
8139 (c_binding_ptr): Define type, along with VEC.
8140 (struct c_struct_parse_info): Define.
8141 (struct_parse_info): New static variable.
8142 (bind): Initialize in_struct field.
8143 (start_struct): Remove enclosing_in_struct and
8144 enclosing_struct_types parameters. Add
8145 enclosing_struct_parse_info parameter. Change all callers. Set
8146 struct_parse_info rather than in_struct and struct_types.
8147 (grokfield): If -Wc++-compat and there is a symbol binding for the
8148 field name, set the in_struct flag and push it on the
8149 struct_parse_info->fields vector.
8150 (warn_cxx_compat_finish_struct): New static function.
8151 (finish_struct): Remove enclosing_in_struct and
8152 enclosing_struct_types parameters. Add
8153 enclosing_struct_parse_info parameter. Change all callers. Don't
8154 set C_TYPE_DEFINED_IN_STRUCT here. Call
8155 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8156 parameter. Only push on struct_types if warn_cxx_compat.
8157 (finish_enum): Only push on struct_types if warn_cxx_compat.
8158 (declspecs_add_type): Add loc parameter. Change all callers.
8159 Change all error calls to error_at. Pass loc, not input_location,
8160 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8161 defined in a struct. If -Wc++-compat and parsing a struct, record
8162 that a typedef name was used.
8163 * c-parser.c (c_parser_declspecs): Get location to pass to
8165 (c_parser_struct_or_union_specifier): Update calls to start_struct
8167 * c-tree.h (struct c_struct_parse_info): Declare.
8168 (finish_struct, start_struct): Update declarations.
8169 (declspecs_add_type): Update declaration.
8171 2009-06-19 Ian Lance Taylor <iant@google.com>
8173 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8174 variable with an anonymous type.
8176 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8178 * see.c: Remove for real.
8180 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8182 * optabs.h (enum optab_index): Add new OTI_significand.
8183 (significand_optab): Define corresponding macro.
8184 * optabs.c (init_optabs): Initialize significand_optab.
8185 * genopinit.c (optabs): Implement significand_optab using
8186 significand?f2 patterns.
8187 * builtins.c (expand_builtin_mathfn): Handle
8188 BUILT_IN_SIGNIFICAND{,F,L}.
8189 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8190 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8192 * config/i386/i386.md (significandxf2, significand<mode>2): New
8193 expanders to implement significandf, significand and significandl
8194 built-ins as inline x87 intrinsics.
8196 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8198 * config/avr/avr.c (avr_override_options): Remove setting value of
8199 PARAM_INLINE_CALL_COST.
8201 2009-06-18 Richard Henderson <rth@redhat.com>
8204 * tree-pass.h (TDF_ASMNAME): New.
8205 * tree-dump.c (dump_options): Add asmname.
8206 * doc/invoke.texi: Document it.
8208 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8209 (dump_decl_name): ...here.
8210 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8211 (dump_generic_node): Update dump_function_name calls.
8212 (print_call_name): New flags arg; update all dump calls.
8213 * diagnostic.h (print_call_name): Update.
8214 * gimple-pretty-print.c (dump_gimple_call): Update.
8216 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8219 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8221 2009-06-18 Diego Novillo <dnovillo@google.com>
8223 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8224 * plugin.c (str_license): Declare.
8225 (try_init_one_plugin): Assert that the symbol
8226 'plugin_is_GPL_compatible' exists.
8228 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8231 * Makefile.in (OBJS-common): Remove see.o.
8233 * common.opt (fsee): Mark as preserved for backward compatibility.
8234 * opts.c (common_handle_option): Add OPT_fsee to the backward
8235 compatibility section.
8236 * passes.c (init_optimization_passes, pass_see): Remove pass.
8237 * timevar.def (TV_SEE): Remove.
8238 * tree-pass.h (pass_see): Remove declaration.
8239 * doc/invoke.texi (-fsee): Remove documentation.
8241 2009-06-18 Martin Jambor <mjambor@suse.cz>
8243 * tree-sra.c: Include statistics.h
8244 (sra_stats): New variable.
8245 (sra_initialize): Clear sra_stats.
8246 (create_access_replacement): Increment sra_stats.replacements.
8247 (get_access_replacement): Do not return twice.
8248 (analyze_all_variable_accesses): Increment statistics counter by the
8249 number of scalarized aggregates.
8250 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8251 (sra_modify_expr): Increment sra_stats.exprs.
8252 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8253 (sra_modify_assign): Increment sra_stats.exprs,
8254 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8255 (perform_intra_sra): Update statistics counters.
8256 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8258 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8260 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8261 (arm_scalar_mode_supported_p): New function.
8263 2009-06-18 Paul Brook <paul@codesourcery.com>
8264 Sandra Loosemore <sandra@codesourcery.com>
8266 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8267 (__extendhfsf2, __truncsfhf2): Define.
8268 * config/arm/fp16.c: New file.
8269 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8270 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8272 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8274 * doc/extend.texi (Half-Precision): New section.
8275 * doc/invoke.texi (Option Summary): List -mfp16-format.
8276 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8277 * config/arm/arm.opt (mfp16-format=): New.
8278 * config/arm/arm.c: Include intl.h.
8279 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8280 (TARGET_INVALID_RETURN_TYPE): Redefine.
8281 (TARGET_PROMOTED_TYPE): Redefine.
8282 (TARGET_CONVERT_TO_TYPE): Redefine.
8283 (arm_fp16_format): Define.
8284 (all_fpus): Add entry for neon-fp16.
8285 (fp_model_for_fpu): Likewise.
8286 (struct fp16_format): Declare.
8287 (all_fp16_formats): Define.
8288 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8290 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8292 (arm_legitimate_index_p): Treat HFmode like HImode.
8293 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8294 (coproc_secondary_reload_class): Special-case HFmode.
8295 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8296 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8297 (arm_init_fp16_builtins): New.
8298 (arm_init_builtins): Call it.
8299 (arm_invalid_parameter_type): New.
8300 (arm_invalid_return_type): New.
8301 (arm_promoted_type): New.
8302 (arm_convert_to_type).
8303 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8305 (arm_emit_fp16_const): New function.
8306 (arm_mangle_type): Mangle __fp16 as "Dh".
8307 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8309 (TARGET_NEON_FP16): New.
8310 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8311 (enum fputype): Add FPUTYPE_NEON_FP16.
8312 (enum arm_fp16_format_type): Declare.
8313 (arm_fp16_format): Declare.
8314 (LARGEST_EXPONENT_IS_NORMAL): Define.
8315 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8316 * config/arm/arm-modes.def (HFmode): Define.
8317 * config/arm/vfp.md: (*movhf_vfp): New.
8320 * config/arm/arm.md: (fpu): Add neon_fp16.
8321 (floatsihf2, floatdihf2): New.
8322 (fix_trunchfsi2, fix_trunchfdi2): New.
8326 (*arm32_movhf): New.
8327 (*thumb1_movhf): New.
8328 (consttable_2): Add check for HFmode constants.
8329 (consttable_4): Handle HFmode constants.
8331 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8333 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8335 2009-06-17 Olivier Hainque <hainque@adacore.com>
8337 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8338 const char ** conversion in AIX specific section.
8340 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8342 * config/i386/i386.c (ix86_special_builtin_type): Remove
8343 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8344 (bdesc_special_args): Updated.
8345 (ix86_init_mmx_sse_builtins): Likewise.
8346 (ix86_expand_special_args_builtin): Likewise.
8348 2009-06-17 Richard Henderson <rth@redhat.com>
8350 * tree-pretty-print.c (maybe_dump_asm_name): New.
8351 (dump_decl_name): Use it.
8352 (PRINT_FUNCTION_NAME): Merge into...
8353 (dump_function_name): ... here. Use maybe_dump_asm_name.
8355 2009-06-17 Cary Coutant <ccoutant@google.com>
8357 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8359 * debug.c (struct gcc_debug_hooks): Change placeholder for
8361 (debug_nothing_int_charstar_int): Replaced by...
8362 (debug_nothing_int_charstar_int_bool): ...this.
8363 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8364 source_line prototype.
8365 (debug_nothing_int_charstar_int): Replaced by...
8366 (debug_nothing_int_charstar_int_bool): ...this.
8367 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8368 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8369 Output is_stmt operand when necessary.
8370 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8371 (notice_source_line): Add is_stmt parameter.
8372 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8373 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8375 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8376 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8378 2009-06-17 Ian Lance Taylor <iant@google.com>
8380 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8382 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8385 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8387 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8388 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8389 tree_strip_sign_nop_conversions and
8390 tree_ssa_strip_useless_type_conversions rather than stripping
8391 the operations here.
8392 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8394 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8395 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8396 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8397 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8400 2009-06-17 Michael Eager <eager@eagercon.com>
8402 * config/rs6000/constraints.md (register_constraint "d"): New.
8403 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8404 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8405 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8406 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8407 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8408 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8409 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8410 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8411 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8412 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8414 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8415 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8416 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8417 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8418 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8419 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8420 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8421 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8422 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8423 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8424 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8425 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8426 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8427 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8429 2009-06-16 Ian Lance Taylor <iant@google.com>
8431 * profile.c (total_num_never_executed): Don't define.
8432 (compute_branch_probabilities): Don't count or print
8434 (init_branch_prob): Don't set total_num_never_executed.
8435 (end_branch_prob): Don't print total_num_never_executed.
8437 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8439 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8441 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8443 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8444 (nabstd2_fpr): Same.
8446 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8448 * expr.c (expand_assignment): Change complex type check.
8450 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8452 * doc/plugins.texi (Building GCC plugins): Added new section.
8454 2009-06-17 Ian Lance Taylor <iant@google.com>
8456 * c-pch.c (get_ident): Don't set size of templ array.
8457 (pch_init): Don't set size of partial_pch array.
8459 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8460 string constant to intialize an array whose size is the length of
8463 2009-06-17 Richard Guenther <rguenther@suse.de>
8465 PR tree-optimization/40389
8466 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8467 to addressable types.
8468 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8470 2009-06-17 Richard Guenther <rguenther@suse.de>
8473 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8474 if there is no evolution of left in the loop bail out.
8475 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8476 chrec_fold_multiply.
8478 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8479 Janis Johnson <janis187@us.ibm.com>
8482 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8483 for the symbol ref of a constant that is the source of a move
8484 - nor for any other not-obvious-label-ref constants.
8486 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8488 * plugin.c (position_pass): Skip newly inserted pass during list
8489 traversal to avoid repeated insertion.
8491 2009-06-16 Ian Lance Taylor <iant@google.com>
8493 * vec.h (VEC_stack_alloc): Define different version if
8494 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8495 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8496 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8497 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8499 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8501 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8503 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8504 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8505 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8506 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8507 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8508 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8509 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8510 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8511 __builtin_ia32_rdtscp.
8512 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8513 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8514 and __builtin_ia32_rorhi.
8515 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8516 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8517 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8518 (ix86_expand_args_builtin): Likewise.
8519 (ix86_expand_special_args_builtin): Likewise.
8521 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8522 (UNSPECV_RDTSC): Likewise.
8523 (UNSPECV_RDPMC): Likewise.
8524 (*bsr): Renamed to ...
8526 (*bsr_rex64): Renamed to ...
8530 (*rdpmc_rex64): Likewise.
8533 (*rdtsc_rex64): Likewise.
8535 (*rdtscp): Likewise.
8536 (*rdtscp_rex64): Likewise.
8538 * config/i386/ia32intrin.h: New.
8540 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8542 2009-06-16 Ian Lance Taylor <iant@google.com>
8544 * ira-build.c (copy_info_to_removed_store_destinations):
8545 Initialize parent_a.
8547 2009-06-16 Ian Lance Taylor <iant@google.com>
8549 * c-decl.c (grokdeclarator): Change size_varies to bool.
8551 2009-06-16 Ian Lance Taylor <iant@google.com>
8553 * sel-sched.c: Make forward declarations of move_op_hooks and
8554 fur_hooks explicitly extern.
8556 2009-06-16 Ian Lance Taylor <iant@google.com>
8558 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8559 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8561 2009-06-16 Ian Lance Taylor <iant@google.com>
8563 * resource.c (mark_referenced_resources): Change
8564 include_delayed_effects parameter to bool. Change all callers.
8565 (mark_end_of_function_resources): Likewise.
8566 * reorg.c (insn_references_resource_p): Likewise.
8567 (insn_sets_resource_p): Likewise.
8568 * resource.h (mark_referenced_resources): Update declaration.
8569 (mark_end_of_function_resources): Update declaration.
8571 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8573 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8575 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8577 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8578 GCC can bootstrap on AIX with GNU Binutils 2.20.
8580 2009-06-16 Ian Lance Taylor <iant@google.com>
8582 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8584 2009-06-16 Ian Lance Taylor <iant@google.com>
8586 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8587 inline, not extern inline.
8588 (exact_log2): Likewise.
8589 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8591 (exact_log2): Likewise, but don't test CTZ_HWI.
8593 2009-06-16 Ian Lance Taylor <iant@google.com>
8595 * bitmap.c (bitmap_clear): Don't declare as inline.
8596 * gimple.c (gimplify_assign): Likewise.
8597 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8598 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8599 (sched_scan_info): Remove duplicate definition.
8601 2009-06-16 Ian Lance Taylor <iant@google.com>
8603 * c-common.c (skip_evaluation): Don't define.
8604 (c_inhibit_evaluation_warnings): Define global variable.
8605 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8606 than skip_evaluation.
8607 (convert_and_check, warn_for_div_by_zero): Likewise.
8608 * c-common.h (skip_evaluation): Don't declare.
8609 (c_inhibit_evaluation_warnings): Declare.
8610 * c-parser.c (c_parser_typeof_specifier): Set
8611 c_inhibit_evaluation_warnings rather than skip_evaluation.
8612 (c_parser_conditional_expression): Likewise.
8613 (c_parser_binary_expression): Likewise.
8614 (c_parser_sizeof_expression): Likewise.
8615 (c_parser_alignof_expression): Likewise.
8616 * c-typeck.c (build_indirect_ref): Check
8617 c_inhibit_evaluation_warnings rather than skip_evaluation.
8618 (build_conditional_expr, build_binary_op): Likewise.
8620 2009-06-16 Richard Guenther <rguenther@suse.de>
8622 * tree-ssa-alias.c (is_escape_site): Remove.
8623 * tree-ssa-alias.h (enum escape_type): Remove.
8624 (is_escape_site): Likewise.
8625 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8626 via casts and asms without deferring to is_escape_site.
8628 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8631 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8632 use gen_lowpart if op0 has complex mode.
8634 2009-06-16 Richard Guenther <rguenther@suse.de>
8636 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8637 variables add them to ESCAPED.
8638 (find_func_aliases): Do not make all indirectly stored values escaped.
8640 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8642 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8645 2009-06-16 Martin Jambor <mjambor@suse.cz>
8647 PR tree-optimization/40432
8648 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8649 check whether we need to force gimple register operand.
8651 2009-06-16 Martin Jambor <mjambor@suse.cz>
8653 PR tree-optimization/40413
8654 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8655 build_ref_for_offset.
8656 (propagate_subacesses_accross_link): Fix a typo in a comment.
8658 2009-06-16 Ira Rosen <irar@il.ibm.com>
8660 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8661 with additional parameter.
8662 * tree-vectorizer.h (enum vect_def_type): Add new value
8664 (enum vect_relevant): Add comments.
8665 (vect_is_simple_reduction): Add new argument.
8666 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8667 Detect nested cycles.
8668 (vect_is_simple_reduction): Update documentation, add an argument to
8669 distinguish inner-loop reduction from nested cycle, detect nested
8670 cycles, fix printings and indentation, don't swap operands in case
8672 (get_initial_def_for_reduction): Handle subtraction.
8673 (vect_create_epilog_for_reduction): Add new argument to specify
8675 (vect_finalize_reduction): Handle subtraction, fix comments.
8676 (vectorizable_reduction): Handle nested cycles. In case of nested
8677 cycle keep track of the reduction variable position. Call
8678 vect_is_simple_reduction with additional parameter. Use original
8679 statement code in reduction epilogue for nested cycle. Call
8680 vect_create_epilog_for_reduction with additional parameter.
8681 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8682 inner-loop vectorization.
8683 (vect_recog_widen_sum_pattern): Likewise.
8684 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8686 (vect_mark_stmts_to_be_vectorized): Likewise.
8687 (vect_get_vec_def_for_operand): Handle nested cycles.
8689 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8691 * doc/invoke.texi (Debugging Options): Fix option index entries
8692 for -fdump-statistics, -frandom-seed add entries for
8693 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8694 (FRV Options): Fix entries for -mTLS, -mtls.
8695 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8696 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8697 (M68hc1x Options): Fix @itemx for -mnominmax.
8698 (MCore Options): Fix entry for -mno-lsim.
8699 (MMIX Options): Fix entry for -mabi=mmixware.
8700 (PDP-11 Options): Fix entry for -mbcopy-builtin.
8702 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
8704 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
8705 Mention the plugin mode of gengtype.
8706 * doc/gty.texi (Source Files Containing Type Information): Likewise.
8707 * gengtype.c: Updated copyright.
8708 (plugin_files, nb_plugin_files) Added new static variables.
8709 (measure_input_list) Care about plugin_files.
8710 (write_rtx_next): Added early return in plugin mode.
8711 (create_file): Updated copyright year in generated file. Added
8713 (oprintf): Added early return if NULL outf.
8714 (get_output_file_with_visibility): Care of plugin_files.
8715 (get_output_file_name): May return null.
8716 (write_local): Added early return.
8717 (put_mangled_filename): Ditto.
8718 (finish_root_table): Added check for base_files.
8719 (write_roots): Care about null when plugins.
8720 (main): Added plugin mode.
8722 2009-06-15 Ian Lance Taylor <iant@google.com>
8724 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
8725 * gcov.c (read_count_file): Add braces around variables declared
8728 * c.opt (Wjump-misses-init): New warning.
8729 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
8730 -Wall and -Wc++-compat if not already set.
8731 (c_common_post_options): Clear warn_jump_misses_init if it was not
8733 * c-decl.c (struct c_binding): Change type field to a union with
8734 new label field. Make it the first field in the struct. Update
8735 references to type to use u.type instead.
8736 (struct c_spot_bindings): Define.
8737 (struct c_goto_bindings): Define.
8738 (c_goto_bindings_p): Define, along with VECs.
8739 (struct c_label_vars): Define.
8740 (struct c_scope): Add has_label_bindings field.
8741 (bind_label, set_spot_bindings): New static functions.
8742 (decl_jump_unsafe, update_spot_bindings): New static functions.
8743 (update_label_decls): New static function.
8744 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
8745 Update binding u.label field to shadowed field.
8746 (c_binding_start_stmt_expr): New function.
8747 (c_binding_end_stmt_expr): New function.
8748 (pushdecl): Don't call c_begin_vm_scope.
8749 (make_label): Add defining and p_label_vars parameters. Change
8751 (lookup_label): Correct test for whether a label has not yet been
8752 defined. Call bind_label rather than bind.
8753 (warn_about_goto): New static function.
8754 (lookup_label_for_goto): New function.
8755 (declare_label): Call bind_label rather than bind.
8756 (check_earlier_gotos): New static function.
8757 (define_label): Don't give errors about jumping into statement
8758 expressions or scopes of variably modified types. Call
8759 set_spot_bindings and check_earlier_gotos. Call bind_label
8760 instead of bind. Don't set label_context_stack_se or
8761 label_context_stack_vm.
8762 (c_get_switch_bindings): New function.
8763 (c_release_switch_bindings): New function.
8764 (c_check_switch_jump_warnings): New function.
8765 (start_function): Don't set label_context_stack_se or
8766 label_context_stack_vm.
8767 (finish_function): Likewise.
8768 * c-typeck.c (label_context_stack_se): Don't define.
8769 (label_context_stack_vm): Don't define.
8770 (c_finish_goto_label): Call lookup_label_for_goto rather than
8771 lookup_label. Don't give errors about jumping into a statement
8772 expression or the scope of a variably modified type. Don't set
8773 label_context_stack_se or label_context_stack_vm.
8774 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
8775 fields. Add bindings field.
8776 (c_start_case): Don't set deleted fields. Set bindings field.
8777 (do_case): Rework order of tests. Don't check blocked_stmt_expr
8778 or blocked_vm. Call c_check_switch_jump_warnings.
8779 (c_finish_case): Don't test blocked_stmt_expr field. Call
8780 c_release_switch_bindings.
8781 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
8782 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8783 set label_context_stack_se. Call c_bindings_start_stmt_expr.
8784 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
8785 c_switch_stack. Don't walk label_context_stack_se labels. Don't
8786 set label_context_stack_se. Call c_bindings_end_stmt_expr.
8787 (c_begin_vm_scope, c_end_vm_scope): Don't define.
8788 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
8789 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
8790 (C_DECL_UNJUMPABLE_VM): Don't define.
8791 (C_DECL_UNDEFINABLE_VM): Don't define.
8792 (struct c_label_list): Don't define.
8793 (struct c_label_context_se): Don't define.
8794 (struct c_label_context_vm): Don't define.
8795 (struct c_spot_bindings): Declare.
8796 (c_bindings_start_stmt_expr): Declare.
8797 (c_bindings_end_stmt_expr): Declare.
8798 (lookup_label_for_goto): Declare.
8799 (c_get_switch_bindings, c_release_switch_bindings): Declare.
8800 (c_check_switch_jump_warnings): Declare.
8801 (label_context_stack_se, label_context_stack_vm): Don't declare.
8802 (c_finish_goto_label): Update declaration.
8803 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
8804 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
8805 (Warning Options): Document -Wjump-misses-init.
8807 2009-06-15 Jakub Jelinek <jakub@redhat.com>
8809 * tree-object-size.c (addr_object_size): Fix a pasto in the last
8812 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8814 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
8816 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8818 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
8820 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
8822 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
8824 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8826 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
8827 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
8828 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
8829 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
8830 * dwarf2asm.c (dw2_force_const_mem): Update call to
8832 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
8833 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
8834 * langhooks.c (lhd_comdat_group): Remove.
8835 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
8836 * tree.h (DECL_COMDAT_GROUP): New.
8837 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
8838 (tree_decl_with_vis): Add comdat_group. Remove one_only.
8839 (make_decl_one_only): Change signature.
8840 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
8842 (make_decl_one_only): Change signature.
8843 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
8845 2009-06-15 Richard Guenther <rguenther@suse.de>
8848 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
8850 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8852 * tree-ssa-math-opts.c: Remove extra divide.
8854 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8856 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
8858 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8860 * passes.c: Add bswap pass.
8861 * tree-pass.h: Add pass_optimize_bswap declaration.
8862 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
8863 Include rtl.h, expr.h and optabs.h for optab_handler check.
8864 (struct symbolic_number, pass_optimize_bswap): New definition.
8865 (do_shift_rotate, verify_symbolic_number_p): New functions.
8866 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
8867 (gate_optimize_bswap): New function.
8868 * tree.c (widest_int_cst_value): New function.
8869 * tree.h (widest_int_cst_value): Prototype added.
8871 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
8873 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
8874 REG_EQUAL/REG_EQUIV notes.
8876 2009-06-14 Richard Guenther <rguenther@suse.de>
8879 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
8880 has its address taken if NRV was applied and it is addressable.
8881 * tree-ssa-structalias.c (get_constraint_for_address_of): New
8882 function split out from ...
8883 (get_constraint_for_1): ... here.
8884 (handle_rhs_call): Use it to mark the return slot escaped if
8885 it is addressable and NRV was applied.
8887 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8889 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
8890 Change first argument type to location_t.
8891 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
8892 Do not set input_location.
8893 Use loc instead of input_location throughout.
8895 2009-06-13 Richard Guenther <rguenther@suse.de>
8897 PR tree-optimization/40421
8898 * tree-predcom.c (should_unroll_loop_p): Remove.
8899 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
8901 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8904 Add location argument.
8906 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
8908 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
8910 * config/s390/s390.c (s390_build_builtin_va_list): Same.
8911 (s390_gimplify_va_arg): Pass location to create_artificial_label.
8912 * config/spu/spu-protos.h: Add location to
8913 spu_resolve_overloaded_builtin.
8914 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
8915 spu_build_builtin_va_list.
8916 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
8917 argument. Pass location to build_function_call_vec.
8918 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
8920 (emit_fpu_switch): Same.
8921 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
8922 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
8923 to build_decl and create_artificial_label.
8924 (xtensa_gimplify_va_arg_expr): Same.
8925 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
8926 (xstormy16_gimplify_va_arg_expr): Same.
8927 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
8928 * config/arm/arm.c (arm_build_builtin_va_list): Same.
8929 * config/mips/mips.c (mips_build_builtin_va_list): Same.
8930 (mips16_build_function_stub): Same.
8931 (mips16_build_call_stub): Same.
8933 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
8936 * arm/constraints.md (Pa, Pb): New constraints.
8937 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
8938 split pattern to deal with them.
8940 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
8942 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
8943 fix index entry for -Xpreprocessor.
8945 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8948 Add location argument to build_decl call.
8949 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
8950 (rs6000_init_builtins): Same.
8951 (spe_init_builtins): Same.
8952 (rs6000_gimplify_va_arg): Add location argument to
8953 create_artificial_label call.
8955 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
8957 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
8958 * combine-stack-adj.c (pass_stack_adjustments): Use it.
8959 * Makefile.in: Fix GGC dependency for gcse.o.
8961 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
8963 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
8964 * gimple-pretty-print.c (dump_gimple_stmt): Same.
8965 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
8967 * c-parser.c (c_parser_binary_expression): Use current column while
8968 building binary operations.
8969 * common.opt (fshow-column): Enable by default.
8970 * tree-vrp.c (check_array_ref): Use warning_at.
8971 (check_array_bounds): Use location from call back if expr has no
8973 * tree.h: Add location argument to maybe_fold_*.
8974 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
8975 (maybe_fold_offset_to_array_ref): Add location argument and use it.
8976 (maybe_fold_offset_to_component_ref): Same.
8977 (maybe_fold_offset_to_reference): Same.
8978 (maybe_fold_offset_to_address): Same.
8979 (maybe_fold_stmt_indirect): Same.
8980 (maybe_fold_stmt_addition): Same.
8981 (fold_stmt_r): Pass location to maybe_fold_*.
8982 (fold_gimple_assign): Same.
8983 * c-tree.h: Add location argument to finish_decl,
8984 default_function_array_conversion, store_init_value.
8985 * c-decl.c (define_label): Use error_at.
8986 (c_make_fname_decl): Pass location to finish_decl.
8987 (finish_decl): New location argument.
8988 (build_compound_literal): Pass location to store_init_value.
8989 (grokdeclarator): Pass location to finish_decl.
8991 * c-typeck.c (array_to_pointer_conversion): New location argument.
8992 (function_to_pointer_conversion): Same.
8993 (default_function_array_conversion): Same.
8994 (parser_build_unary_op): Pass location to overflow_warning.
8995 (parser_build_binary_op): Same. Use warning_at.
8996 (build_unary_op): Pass location to array_to_pointer_conversion.
8997 (build_c_cast): Pass location to digest_init.
8998 (build_modify_expr): New location argument.
8999 (convert_for_assignment): Same.
9000 (store_init_value): Same.
9001 (digest_init): Same.
9002 (output_init_element): Pass location to digest_init and
9003 array_to_pointer_conversion.
9004 (c_finish_return): Pass location to convert_for_assignment.
9005 * gimplify.c (gimplify_conversion): Pass location to
9006 maybe_fold_offset_to_address.
9007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9008 to maybe_fold_stmt_addition.
9009 * c-omp.c (c_finish_omp_atomic): Pass new location to
9011 (c_finish_omp_for): Same.
9012 * c-common.c (overflow_warning): New argument.
9013 * c-common.h: New argument to build_modify_expr, overflow_warning.
9014 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9016 (c_parser_initializer): Pass location to
9017 default_function_array_conversion.
9018 (c_parser_initelt): Same.
9019 (c_parser_initval): Same.
9020 (c_parser_asm_operands): Same.
9021 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9022 (c_parser_conditional_expression): Same.
9023 (c_parser_binary_expression): Add location info to stack. Use it.
9024 (c_parser_unary_expression): Pass location to
9025 default_function_array_conversion, parser_build_unary_op,
9026 build_indirect_ref, c_parser_postfix_expression_after_primary.
9027 (c_parser_postfix_expression_after_primary): New location argument.
9029 (c_parser_expression_conv): Pass location to
9030 default_function_array_conversion.
9031 (c_parser_expr_list): Same.
9032 (c_parser_omp_atomic): Same.
9033 (c_parser_omp_for_loop): Same.
9034 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9035 (build_array_declarator): New argument.
9036 * c-decl.c (build_array_declarator): Add location argument.
9037 (grokdeclarator): Set id_loc for cdk_array.
9038 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9039 build_array_declarator.
9040 * tree.c (build_omp_clause): Add location argument.
9041 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9042 (OMP_CLAUSE_LOCATION): New macro.
9043 (struct tree_omp_clause): Add location field.
9044 (build_omp_clause): Add argument.
9045 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9046 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9048 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9049 (cp_parser_omp_clause_collapse): Same.
9050 (cp_parser_omp_clause_default): Same.
9051 (cp_parser_omp_clause_if): Same.
9052 (cp_parser_omp_clause_nowait): Same.
9053 (cp_parser_omp_clause_num_threads): Same.
9054 (cp_parser_omp_clause_ordered): Same.
9055 (cp_parser_omp_clause_schedule): Same.
9056 (cp_parser_omp_clause_untied): Same.
9057 (cp_parser_omp_for_loop): Same.
9058 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9059 * c-tree.h (c_start_case): Add location argument.
9060 (c_process_expr_stmt): Same.
9061 (c_finish_goto_*): Same.
9062 * tree-parloops.c (initialize_reductions): Pass location to
9064 (create_parallel_loop): Same.
9065 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9066 (gfc_trans_omp_reduction_list): Same.
9067 (gfc_trans_omp_clauses): Same.
9068 (gfc_trans_omp_do): Same.
9069 * c-typeck.c (c_finish_goto_label): Same.
9070 (c_finish_goto_ptr): New location argument.
9071 (c_start_case): Same.
9072 (emit_side_effect_warnings): Same.
9073 (c_process_expr_stmt): Same.
9074 (c_finish_stmt_expr): Same.
9075 (c_finish_omp_clauses): Use error_at instead of error.
9076 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9078 * c-omp.c (c_split_parallel_clauses): New location argument.
9079 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9080 to build_omp_clause.
9081 (convert_local_reference_stmt): Same.
9082 (convert_gimple_call): Same.
9083 * c-common.h (c_split_parallel_clauses): New argument.
9084 * c-parser.c (c_parser_statement_after_labels): Pass location to
9085 c_finish_goto_label.
9086 (c_parser_switch_statement): Pass location to c_start_case.
9087 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9088 and c_process_expr_stmt.
9089 (c_parser_omp_variable_list): Add location argument.
9090 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9091 (c_parser_omp_clause_default): Same.
9092 (c_parser_omp_clause_if): Same.
9093 (c_parser_omp_clause_num_threads): Same.
9094 (-c_parser_omp_clause_ordered): Same.
9095 (c_parser_omp_clause_reduction): Pass location to
9096 c_parser_omp_variable_list.
9097 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9098 (c_parser_omp_clause_untied): Same.
9099 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9100 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9102 * c-tree.h (check_for_loop_decls, undeclared_variable,
9103 build_component_ref, build_array_ref, build_external_ref,
9104 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9105 build_conditional_expr, build_compound_expr, c_cast_expr,
9106 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9107 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9109 * c-semantics.c (build_stmt): Same.
9110 (build_case_label): Same.
9111 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9112 (undeclared_variable): New argument.
9114 (lookup_label): Pass location on down.
9115 (define_label): Same.
9116 (finish_decl): Same.
9117 (build_compound_literal): Same.
9118 (finish_struct): Same.
9119 (finish_function): Do not set location here.
9120 (check_for_loop_decls): New argument.
9121 * tree.c (save_expr): Set location.
9122 (build_empty_stmt): New argument.
9123 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9124 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9125 * builtins.c (gimplify_va_arg_expr): Use locations.
9126 (expand_builtin_sync_operation): Same.
9127 * c-typeck.c (build_component_ref): New argument.
9128 (build_array_ref): Same.
9129 (build_external_ref): Same.
9130 (c_expr_sizeof_expr): Same.
9131 (c_expr_sizeof_type): Same.
9132 (parser_build_unary_op): Same.
9133 (build_conditional_expr): Same.
9134 (build_compound_expr): Pass location on down.
9135 (build_compound_expr): New argument.
9136 (build_c_cast): Same.
9137 (c_cast_expr): Same.
9138 (build_asm_expr): Same.
9139 (c_finish_return): Same.
9140 (c_process_expr_stmt): Pass location on down.
9141 (c_finish_stmt_expr): New argument.
9142 (push_clenaup): Same.
9143 (c_finish_omp_parallel): Same.
9144 (c_finish_omp_task): Same.
9145 * gimplify.c (gimplify_call_expr): Pass location on down.
9146 * c-omp.c (c_finish_omp_master): New argument.
9147 (c_finish_omp_critical): Same.
9148 (c_finish_omp_ordered): Same.
9149 (c_finish_omp_barrier): Same.
9150 (-c_finish_omp_taskwait): Same.
9151 (c_finish_omp_atomic): Same.
9152 (c_finish_omp_flush): Same.
9153 * tree-inline.c (copy_tree_body_r): Pass location on down.
9154 (inline_forbidden_p): Remove use of input_location.
9155 * c-gimplify.c (c_build_bind_expr): New argument.
9156 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9157 (c_sizeof_or_alignof_type): New argument.
9158 (c_alignof_expr): Same.
9159 (build_va_arg): Same.
9160 (c_add_case_label): Same.
9161 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9162 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9163 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9164 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9165 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9166 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9168 * stub-objc.c (objc_build_selector_expr): Same.
9169 (objc_build_throw_stmt): Same.
9170 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9171 (c_parser_initelt): Same.
9172 (c_parser_compound_statement): Same.
9173 (c_parser_compound_statement_nostart): Same.
9174 (c_parser_label): Same.
9175 (c_parser_statement_after_labels): Same.
9176 (c_parser_if_body): Same.
9177 (c_parser_else_body): Same.
9178 (c_parser_if_statement): Same.
9179 (c_parser_switch_statement): Same.
9180 (c_parser_while_statement): Same.
9181 (c_parser_do_statement): Same.
9182 (c_parser_for_statement): Same.
9183 (c_parser_asm_statement): Same.
9184 (c_parser_conditional_expression): Same.
9185 (c_parser_binary_expression): Same.
9186 (c_parser_cast_expression): Same.
9187 (c_parser_unary_expression): Same.
9188 (c_parser_sizeof_expression): Same.
9189 (c_parser_alignof_expression): Same.
9190 (c_parser_postfix_expression): Same.
9191 (c_parser_expression): Same.
9192 (c_parser_objc_receiver): Same.
9193 (c_parser_omp_variable_list): Same.
9194 (c_parser_omp_structured_block): Same.
9195 (c_parser_omp_atomic): New argument.
9196 (c_parser_omp_barrier): Same.
9197 (c_parser_omp_critical): Same.
9198 (c_parser_omp_flush): Pass location on down.
9199 (c_parser_omp_for_loop): New argument.
9200 (c_parser_omp_for): Same.
9201 (c_parser_omp_master): Same.
9202 (c_parser_omp_ordered): Same.
9203 (c_parser_omp_sections_scope): Same.
9204 (c_parser_omp_sections): Same.
9205 (c_parser_omp_parallel): Same.
9206 (c_parser_omp_single): Same.
9207 (c_parser_omp_task): Same.
9208 (c_parser_omp_taskwait): Pass location on down.
9209 (c_parser_omp_construct): Same.
9210 (c_parser_omp_threadprivate): Same.
9211 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9212 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9213 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9214 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9215 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9216 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9217 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9218 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9219 config/i386/i386.c, stmt.c:
9220 Add location argument to the following function definitions and/or
9221 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9222 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9223 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9224 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9225 do_case, c_finish_bc_stmt, build_compound_literal,
9226 build_function_call.
9227 * c-decl.c (build_compound_literal): Add location argument.
9228 Make all diagnostic calls use location.
9229 (start_struct): Same.
9230 (finish_struct): Same.
9232 (build_enumerator): Same.
9233 (start_function): Same.
9234 (grokdeclarator): Make all diagnostic calls use location.
9235 (store_parm_decls_oldstyle): Same.
9236 * c-typeck.c (build_function_call): Add location argument.
9237 Make all diagnostic calls use location.
9239 (c_finish_bc_stmt): Same.
9240 * tree-nested.c (get_trampoline_type): Add argument.
9241 Pass location to build_decl.
9242 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9243 * rtl.h (RTL_LOCATION): New.
9244 * c-common.c (c_add_case_label): Add location argument.
9245 Make all diagnostic calls use location.
9246 * c-common.h: Add location argument to make_fname_decl, do_case,
9247 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9248 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9249 Set it appropriately for every case. Pass enum_loc to start_enum
9250 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9252 (c_parser_struct_or_union_specifier): Save location. Use it for
9253 start_struct, finish_struct, and parser_xref_tag.
9255 2009-06-12 Ian Lance Taylor <iant@google.com>
9257 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9259 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9260 cpp_opts->warn_cxx_operator_names.
9262 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9265 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9266 is returns NULL and OP is a VCE, look through the VCE.
9268 2009-06-12 Ian Lance Taylor <iant@google.com>
9271 * collect2.c (main): Use CONST_CAST2 in code inside #if
9272 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9274 2009-06-12 Joey Ye <joey.ye@intel.com>
9277 * cfgexpand.c (get_decl_align_unit): Update
9278 max_used_stack_slot_alignment with align instead of
9279 stack_alignment_needed.
9281 * function.c (assign_stack_local_1): Update
9282 max_used_stack_slot_alignment with alignment_in_bits instead
9283 of stack_alignment_needed.
9284 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9287 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9289 * dwarf2out.c (last_var_location_insn): New variable.
9290 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9291 (dwarf2out_var_location): Don't record anything after last real
9292 insn. Only change labels if there were any real instructions
9293 in between last note and this one, or if changed sections.
9295 2009-06-11 Richard Henderson <rth@redhat.com>
9297 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9298 note when storing the frame pointer in a register.
9299 (FRP): Don't redefine to nothing for epilogue.
9300 (alpha_expand_epilogue): Mark register and sp restores.
9301 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9303 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9304 when gen_lowpart is needed.
9306 2009-06-11 Richard Henderson <rth@redhat.com>
9308 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9310 * dwarf2out.c (need_data_align_sf_opcode): New.
9311 (div_data_align): Move earlier.
9312 (def_cfa_1, reg_save): Use it.
9314 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9316 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9317 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9318 (ix86_handle_option): Handle OPT_mcrc32.
9319 (ix86_target_string): Add -mcrc32.
9320 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9322 * config/i386/i386.h (TARGET_CRC32): New.
9324 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9325 (sse4_2_crc32di): Likewise.
9327 * config/i386/i386.opt (mcrc32): New.
9329 * doc/invoke.texi: Document -mcrc32.
9331 2009-06-11 Richard Henderson <rth@redhat.com>
9333 * common.opt (gdwarf-): Accept a version number.
9334 * doc/invoke.texi (gdwarf-): Update docs.
9335 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9336 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9337 version level, and record it.
9339 * dwarf2.h (DW_CIE_VERSION): Remove.
9340 * dwarf2out.c (DWARF_VERSION): Remove.
9341 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9342 (output_call_frame_info): Use CIE version 3 for dwarf3,
9343 or if the return register column is out of range for version 1.
9344 (dwarf_stack_op_name): Add all dwarf3 values.
9345 (DEBUG_PUBTYPES_SECTION): New.
9346 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9347 encoding change for dwarf3.
9348 (output_die) [dw_val_class_die_ref]: Likewise.
9349 (output_compilation_unit_header): Emit correct version for dwarf3.
9350 (output_line_info): Likewise.
9351 (output_pubnames): Update for DWARF_VERSION removal.
9352 (output_aranges): Likewise.
9353 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9354 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9355 (dwarf2out_finish): Likewise.
9357 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9359 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9362 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9365 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9366 * builtins.c (expand_builtin_unreachable): New function.
9367 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9368 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9369 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9371 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9372 searching for missing barriers.
9374 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9376 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9377 when -fprofile-generate* was passed.
9378 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9380 2009-06-11 Anthony Green <green@moxielogic.com>
9382 * config/moxie/moxie.md: Define length attribute for all instructions.
9384 (*b<cond:code>): Support limited branch ranges for new PC-relative
9385 branch instructions.
9386 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9388 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9390 * config/i386/i386.c (min_insn_size): Use get_attr_length
9391 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9394 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9395 instead of emit_insn_before.
9397 2009-06-10 Ian Lance Taylor <iant@google.com>
9400 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9403 2009-06-10 Revital Eres <eres@il.ibm.com>
9405 * passes.c (init_optimization_passes): Reschedule
9406 predictive-commoning pass before complete unroll pass.
9408 2009-06-10 Martin Jambor <mjambor@suse.cz>
9410 * cgraph.c (cgraph_node_can_be_local_p): New function.
9411 (cgraph_make_node_local): New function.
9412 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9413 (cgraph_make_node_local): Declare.
9415 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9417 * tree.h (tree_base): Add packed_flag and user_align fields.
9418 Decrease size of spare field.
9419 (TYPE_USER_ALIGN): Use user_align from tree_base.
9420 (DECL_USER_ALIGN): Likewise.
9421 (TYPE_PACKED): Use packed_flag from tree_base.
9422 (DECL_PACKED): Likewise.
9423 (tree_type): Delete packed_flag and user_align fields. Widen
9424 precision field. Widen mode field and shuffle fields to align
9425 mode on an 8-bit boundary.
9426 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9427 Renumber decl_flag_* fields. Fix comments. Widen
9428 decl_common_unused field.
9429 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9430 (DECL_EXTERNAL): Likewise.
9431 (DECL_BIT_FIELD): Likewise.
9432 (DECL_NONADDRESSABLE_P): Likewise.
9433 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9434 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9436 2009-06-10 Ian Lance Taylor <iant@google.com>
9438 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9439 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9440 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9441 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9442 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9443 DEF_VEC_ALLOC_FUNC_P.
9444 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9445 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9446 DEF_VEC_ALLOC_FUNC_O.
9447 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9448 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9449 DEF_VEC_ALLOC_FUNC_I.
9450 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9451 (vec_stack_p_reserve_exact_1): Declare.
9452 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9453 (vec_stack_free): Declare.
9454 (VEC_stack_alloc): Define.
9455 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9456 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9457 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9458 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9460 (stack_vecs): New static variable.
9461 (vec_stack_p_reserve_exact_1): New function.
9462 (vec_stack_o_reserve_1): New static function.
9463 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9464 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9465 (vec_stack_free): New function.
9466 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9467 (VEC_df_ref_stack_alloc): Define.
9468 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9469 DEF_VEC_ALLOC_P_STACK.
9470 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9471 (struct df_collection_rec): Change _vec fields to VEC. Remove
9473 (df_free_collection_rec): Adjust for new fields.
9474 (df_insn_rescan): Use new df_collection_rec fields.
9475 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9476 (df_ref_create_structure, df_ref_record): Likewise.
9477 (df_get_conditional_uses, df_get_call_refs): Likewise.
9478 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9479 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9480 (df_record_exit_block_uses, df_bb_verify): Likewise.
9481 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9482 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9483 Remove count parameter. Change return type to void. Change all
9485 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9486 Remove count parameter. Change return type to void. Change all
9488 (df_install_refs): Change old_vec parameter to VEC. Remove count
9489 parameter. Change all callers.
9490 (df_install_mws): Change old_vec parameter to VEC. Remove count
9491 parameter. Change all callers.
9492 (df_refs_verify): Change new_rec parameter to VEC. Change call
9494 (df_mws_verify): Likewise.
9496 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9498 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9500 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9502 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9504 2009-06-10 Anthony Green <green@moxielogic.com>
9506 * config/moxie/crti.asm: New file.
9507 * config/moxie/crtn.asm: New file.
9508 * config/moxie/moxie.c: New file.
9509 * config/moxie/moxie.h: New file.
9510 * config/moxie/sfp-machine.h: New file.
9511 * config/moxie/moxie-protos.h: New file.
9512 * config/moxie/t-moxie: Created.
9513 * config/moxie/t-moxie-softfp: Created.
9514 * config/moxie/moxie.md: Created.
9515 * config/moxie/constraints.md: Created.
9516 * config.gcc: Add moxie support.
9517 * doc/md.texi (Machine Constraints): Add moxie constraints.
9518 * doc/contrib.texi (Contributors): Mention moxie port.
9519 * doc/install.texi (Specific): Mention the moxie port.
9521 2009-06-09 Ian Lance Taylor <iant@google.com>
9523 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9525 * optabs.c (optab_table): Only use designated initializers if
9526 HAVE_DESIGNATED_INITIALIZERS is defined.
9527 (convert_optab_table): Likewise.
9528 (init_optabs): Always call init_insn_codes if
9529 HAVE_DESIGNATED_INITIALIZERS is not defined.
9531 2009-06-09 Ian Lance Taylor <iant@google.com>
9533 * targhooks.c (default_builtin_vectorized_function): Change fn
9534 parameter to unsigned int.
9535 (default_builtin_vectorized_conversion): Change code parameter to
9537 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9538 * targhooks.h: Update declarations.
9539 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9540 parameter to unsigned int.
9542 * c-typeck.c (comptypes_check_enum_int): New static function.
9543 (comptypes_internal): Add enum_and_int_p parameter. Change all
9545 (comp_target_types): Add location parameter. Change all callers.
9546 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9548 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9549 (build_conditional_expr): Add colon_loc parameter. Change all
9551 (convert_for_assignment): Add location parameter. Change all callers.
9552 * c-parser.c (c_parser_conditional_expression): Pass location of
9553 colon to build_conditional_expr.
9554 * c-tree.h (build_conditional_expr): Update declaration.
9556 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9558 * graphite.c: Revert previous patch.
9560 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9563 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9565 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9567 * tree-ssa-loop-prefetch.c
9568 (loop_prefetch_arrays): Fixed a portability problem in printf format
9571 2009-06-09 Martin Jambor <mjambor@suse.cz>
9573 PR tree-optimization/40351
9574 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9575 refrence to a potential artifical subaccess can be constructed.
9577 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9579 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9580 (sh_override_options): Likewise.
9581 * config/sh/sh.c: Include params.h.
9582 (sh_optimization_options): New.
9583 (sh_override_options): Likewise.
9584 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9585 (OVERRIDE_OPTIONS): Use sh_override_options.
9587 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9589 * dwarf2out.c (emit_cfa_remember): New variable.
9590 (add_fde_cfi): If emit_cfa_remember, recurse to add
9591 DW_CFA_remember_state first.
9592 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9593 instead just set emit_cfa_remember.
9595 2009-06-08 Jan Hubicka <jh@suse.cz>
9598 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9600 2009-06-08 Jan Hubicka <jh@suse.cz>
9603 * cgraphunit.c (save_inline_function_body): Do not copy transform
9604 hooks for saved inline bodies.
9605 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9608 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9610 * jump.c (returnjump_p): Handle delayed branches. Add missing
9613 2009-06-08 Jan Hubicka <jh@suse.cz>
9616 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9617 original node might've been modified.
9618 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9620 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9622 * tree-object-size.c (addr_object_size): Add OSI argument.
9623 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9624 (compute_builtin_object_size, expr_object_size): Adjust callers.
9625 (plus_stmt_object_size): Call addr_object_size instead of
9626 compute_builtin_object_size.
9628 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9629 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9631 * tree-ssa-loop-prefetch.c
9632 (gather_memory_references): Introduced a counter for the number of
9634 (anything_to_prefetch_p): Introduced a counter for the number of
9636 (is_loop_prefetching_profitable): New function with a cost model
9638 (loop_prefetch_arrays): Use the new cost model to determine if
9639 prefetching is profitable.
9640 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9641 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9642 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9643 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9644 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9645 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9647 2009-06-08 Michael Matz <matz@suse.de>
9650 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9651 partitions use the same.
9652 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9653 for basevars of SSA_NAMEs.
9654 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9655 to not expand them twice.
9656 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9659 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9661 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9662 (fdump-final-insns=, gtoggle): New.
9663 * doc/invoke.texi: Document them.
9664 * final.c (rest_of_clean_state): Dump final insn stream.
9665 * gcc.c (invoke_as): Hook in -fcompare-debug.
9666 (static_spec_functions): Add compare-debug-dump-opt,
9667 compare-debug-self-opt and compare-debug-auxbase-opt.
9668 (compare_debug, compare_debug_second, compare_debug_opt): New.
9669 (switches_debug_check, n_switches_debug_check): New.
9670 (debug_auxbase_opt, debug_check_temp_file): New.
9671 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9673 (do_self_spec): Handle arguments after switches.
9674 (do_spec_1): Add .gk extension to temp file basenames for compare.
9675 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9676 (cc1_options): Use it instead of normal auxbase computation for
9677 the second compare-debug compilation.
9678 (compare_files): New.
9679 (main): Set up and implement compare debug mode.
9680 (compare_debug_dump_opt_spec_function): New.
9681 (compare_debug_self_opt_spec_function): New.
9682 (compare_debug_auxbase_opt_spec_function): New.
9683 * toplev.c (process_options): Handle flag_gtoggle,
9684 flag_dump_final_insns.
9685 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9686 during -fcompare-debug-second compilation.
9688 2009-06-07 Ian Lance Taylor <iant@google.com>
9690 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9691 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9693 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9694 with no default node. Change warning with %H to warning_at.
9695 Don't clear warn_switch around case checking.
9696 * doc/invoke.texi (Warning Options): Clarify distinction between
9697 -Wswitch and -Wswitch-enum.
9699 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9701 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
9703 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9705 * gbl-ctors.h: Add header guard.
9707 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9709 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
9710 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
9711 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
9712 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
9713 prototypes for removed functions.
9714 (expressions_equal_p): Move to ...
9715 * tree-ssa-sccvn.h: ... here and ...
9716 * matrix-reorg.c: ... adjust includes.
9718 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9720 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
9722 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9724 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
9725 (finish_function): Remove erroneous whitespace.
9727 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9729 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
9730 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
9732 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9734 * errors.c (internal_error): Commentary typo fix.
9735 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
9736 * tree-ssa-pre.c: Ditto.
9738 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9740 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
9741 them is supposed to hold actual statements.
9743 2009-06-06 Ian Lance Taylor <iant@google.com>
9745 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
9746 empty statements can now have attributes.
9748 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
9750 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
9751 * config/mips/mips.md: Ditto.
9753 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9755 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
9757 (__eabi_uconvert): Likewise.
9759 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
9761 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
9762 CFI_* definitions with IN_GCC.
9764 2009-06-05 David Edelsohn <edelsohn@gnu.org>
9766 * xcoffout.h (xcoffout_source_line): Update prototype.
9768 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9770 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
9771 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
9773 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9776 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
9777 inlined_function_outer_scope_p blocks for artificial inlines
9779 * tree.c (tree_nonartificial_location): Rewrite using
9780 block_nonartificial_location.
9782 2009-06-05 Revital Eres <eres@il.ibm.com>
9783 Leehod Baruch <leehod@il.ibm.com>
9785 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
9786 (expand_expr_real_1): Remove comment.
9787 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
9788 Vectorize misaligned access when the target supports it.
9789 (vect_supportable_dr_alignment): Check for unaligned access support.
9790 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
9793 2009-06-05 Julian Brown <julian@codesourcery.com>
9795 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
9796 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
9798 2009-06-05 Richard Guenther <rguenther@suse.de>
9801 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
9804 2009-06-05 Jakub Jelinek <jakub@redhat.com>
9806 * config/s390/s390.c (global_not_special_regno_p): New static inline.
9807 (save_gprs): Don't tell unwinder when a global register is saved.
9808 (s390_emit_epilogue): Emit needed epilogue unwind info.
9810 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9812 * dwarf2out.c (deferred_asm_name): New.
9813 (add_name_and_src_coords_attributes): Defer creation of
9814 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
9816 (move_linkage_attr): New.
9817 (dwarf2out_finish): Revisit deferrals and emit attributes at the
9820 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
9822 * tree-nested.c (finalize_nesting_tree_1): Declare the
9823 frame_decl in the binding tree.
9825 2009-06-04 Cary Coutant <ccoutant@google.com>
9827 * basic-block.h (struct basic_block_def): Add discriminator field.
9828 * dbxout.c (dbxout_source_line): Add new parameter. Change all
9830 * debug.c (do_nothing_debug_hooks): Add additional entry.
9831 (debug_nothing_int_charstar_int): New function.
9832 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
9833 (debug_nothing_int_charstar_int): New declaration.
9834 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
9835 discriminator value in .loc directive.
9836 * final.c (last_discriminator): New variable.
9837 (discriminator): New variable.
9838 (final_start_function): Initialize above variables, pass current
9839 discriminator to debug hook.
9840 (notice_source_line): Check for discriminator change.
9841 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
9842 * sdbout.c (sdbout_source_line): New parameter.
9843 * tree-cfg.c (struct locus_discrim_map): New structure type.
9844 (discriminator_per_locus): New hash table.
9845 (build_gimple_cfg): Allocate and free discriminator hash table.
9846 (make_edges): Call assign_discriminator.
9847 (locus_map_hash): New function.
9848 (locus_map_eq): New function.
9849 (next_discriminator_for_locus): New function.
9850 (same_line_p): New function.
9851 (assign_discriminator): New function.
9852 (make_cond_expr_edges): Call assign_discriminator.
9853 (make_gimple_switch_edges): Likewise.
9854 (first_non_label_stmt): New function.
9855 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
9857 * xcoffout.c (xcoffout_source_line): Add new parameter.
9859 * configure.ac (gcc_cv_as_discriminator): New configury check for
9860 gas support for discriminator.
9861 * configure: Regenerate.
9862 * config.in: Regenerate.
9864 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9866 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
9867 val after checking for integers.
9869 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
9871 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
9873 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
9874 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
9875 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
9876 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
9877 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
9878 X64_SSE_REGPARM_MAX.
9879 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
9880 X64_SSE_REGPARM_MAX.
9882 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9884 * gcc.c (report_times_to_file): New.
9885 (execute): Implement it.
9886 (process_command): Support -time=.
9887 * doc/invoke.texi: Document it.
9889 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9891 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
9892 that have value exprs.
9894 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
9896 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
9897 declarations for constants until...
9898 (dw2_output_indirect_constant_1): ... this point.
9900 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
9903 * arm.md (arm_addsi3): Don't try to split an add with an
9904 eliminable register until after reload has completed.
9906 2009-06-03 Ian Lance Taylor <iant@google.com>
9908 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
9909 * genattrtab.c (write_length_unit_log): Likewise.
9910 * genchecksum.c (dosum): Likewise.
9911 * gengtype.c (write_rtx_next): Likewise.
9912 (finish_root_table, write_roots): Likewise.
9913 * gimple.c (gimple_ops_offset_): Likewise.
9914 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
9915 * config/arc/arc.c (arc_attribute_table): Likewise.
9916 * config/arm/arm.c (arm_attribute_table): Likewise.
9917 * config/avr/avr.c (avr_attribute_table): Likewise.
9918 * config/crx/crx.c (crx_attribute_table): Likewise.
9919 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
9920 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
9921 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
9922 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
9923 * config/sh/sh.c (sh_attribute_table): Likewise.
9924 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
9925 * config/spu/spu.c (spu_attribute_table): Likewise.
9926 * config/v850/v850.c (v850_attribute_table): Likewise.
9928 * config/alpha/alpha.c (vms_attribute_table): Make static.
9929 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
9930 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
9931 * config/mips/mips.c (mips_attribute_table): Likewise.
9933 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
9935 (cc1-checksum.o): Likewise.
9937 2009-06-03 Steve Ellcey <sje@cup.hp.com>
9939 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
9941 2009-06-03 Jakub Jelinek <jakub@redhat.com>
9943 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
9944 insn if it is changing sp. Use gen_add3_insn instead of
9945 conditionally gen_addsi3 and gen_adddi3.
9946 (offset_below_red_zone_p): New static inline function.
9947 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
9948 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
9949 * config/rs6000/ppc-asm.h: Include auto-host.h.
9950 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
9951 CFI_RESTORE): Define.
9952 * config/rs6000/crtresxgpr.asm: Add unwind info.
9953 * config/rs6000/crtresxfpr.asm: Likewise.
9954 * config/rs6000/crtresgpr.asm: Likewise.
9955 * config/rs6000/crtresfpr.asm: Likewise.
9956 * config/rs6000/crtsavgpr.asm: Likewise.
9957 * config/rs6000/crtsavfpr.asm: Likewise.
9959 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
9960 argument of DWARF2_FRAME_REG_OUT macros.
9962 2009-06-03 Julian Brown <julian@codesourcery.com>
9964 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
9965 words or less (including TImode) in core registers.
9967 2009-06-03 Richard Guenther <rguenther@suse.de>
9970 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
9972 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
9974 * statistics.c (statistics_counter_event): Do not record event
9975 in pass dump if its number == -1.
9976 (curr_statistics_hash): Add assert that we never get passes
9977 with static number == -1.
9979 2009-06-03 Richard Guenther <rguenther@suse.de>
9980 Andrey Belevantsev <abel@ispras.ru>
9982 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
9983 non-BLKmode arrays addressable.
9985 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
9987 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
9988 * config/m68k/m68k.h: ... here.
9989 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
9992 2009-06-03 Martin Jambor <mjambor@suse.cz>
9994 PR tree-optimization/40323
9995 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
9998 2009-06-03 Richard Guenther <rguenther@suse.de>
10000 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10003 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10005 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10006 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10007 JUMP_TABLE_DATA_P where applicable.
10008 * config/sh/sh.c: Ditto.
10009 * config/sh/sh.h: Ditto.
10010 * config/sh/sh.md: Ditto.
10011 * config/sh/symbian.c: Ditto.
10013 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10015 * config/i386/driver-i386.c (describe_cache): Optimize
10016 concatenation of strings. Use snprintf instead of sprintf.
10017 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10018 target when not compiling with GCC.
10020 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10022 * config/sh/sh.c: Revert last change.
10023 (sh_expand_epilogue): Emit a blockage insn before the frame
10024 pointer adjustment unconditionally.
10026 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10028 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10029 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10030 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10031 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10032 to COLLECT_GCC_OPTIONS.
10034 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10036 * collect2.c (target_system_root): New variable.
10037 (main): Handle --sysroot=.
10038 (ignore_library): Strip the sysroot from the library path.
10040 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10042 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10043 (collect2.o): Depend on collect2-aix.h.
10044 (collect2-aix.o): New rule.
10045 * collect2-aix.h: New file.
10046 * collect2-aix.c: Likewise.
10047 * collect2.c: Include collect2-aix.h. Don't undefine
10048 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10049 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10050 Use TARGET_AIX_VERSION instead of _AIX51.
10051 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10052 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10053 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10054 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10055 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10057 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10059 * collect2.c (ignore_library): Avoid premature post-increment
10060 and null deference.
10062 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10064 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10065 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10066 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10067 CROSS_DIRECTORY_STRUCTURE too.
10068 (LINK_LIBG_SPEC): Likewise.
10069 (LIB_SPEC): Add %R to sysroot paths.
10070 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10071 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10072 * config/rs6000/aix51.h: As for aix43.h.
10073 * config/rs6000/aix52.h: Likewise.
10074 * config/rs6000/aix53.h: Likewise.
10075 * config/rs6000/aix61.h: Likewise.
10076 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10077 to the beginning of sysroot paths.
10079 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10081 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10082 INSN_LISTs that are out of the REG_NOTE range.
10084 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10086 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10087 (struct var_to_expand): Likewise.
10088 (struct opt_info): Add head and tail for linked lists of the above.
10089 (analyze_insn_to_expand_var): Initialize next.
10090 (analyze_iv_to_split_insn): Likewise.
10091 (analyze_insns_in_loop): Create linked lists.
10092 (allocate_basic_variable): Simplify for use without hash table.
10093 (insert_var_expansion_initialization): Likewise, make it type-safer.
10094 (combine_var_copies_in_loop_exit): Likewise.
10095 (apply_opt_in_copies): Walk lists rather than hash tables.
10096 (release_var_copies): Simplified and inlined by hand into...
10097 (free_opt_info): ... this function.
10099 2009-06-02 Richard Guenther <rguenther@suse.de>
10101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10104 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10106 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10107 only for builtins that are not overridden.
10109 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10111 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10114 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10116 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10118 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10120 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10122 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10124 * common.opt (fdump-unnumbered-links): New.
10125 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10126 * print-rtl.c (flag_dump_unnumbered_links): New.
10127 (print_rtx): Test it.
10129 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10131 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10132 push/pop multiple to 8-byte alignment.
10134 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10136 * config/i386/i386.c (queued_cfa_restores): New static variable.
10137 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10139 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10140 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10141 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10142 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10143 note unconditionally.
10144 (ix86_emit_restore_regs_using_mov): Likewise.
10145 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10146 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10147 it through to ix86_emit_restore_reg_using_pop.
10148 (ix86_emit_leave): Add RED_OFFSET argument. Call
10149 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10150 instead of adding REG_CFA_OFFSET note unconditionally.
10151 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10152 the above functions. Call ix86_add_queued_cfa_restore_notes when
10155 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10156 force output of the label even for dwarf2out_do_cfi_asm.
10157 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10158 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10159 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10161 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10162 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10163 dwarf2out_cfi_label callers.
10164 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10165 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10166 Adjust dwarf2out_cfi_label callers.
10167 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10169 * config/i386/i386.h (struct machine_cfa_state,
10170 struct machine_function): Guard with ifndef USED_FOR_TARGET
10171 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10174 * emutls.c (__emutls_get_address): Change arr->size to mean number
10175 of allocated arr->data entries instead of # of slots + 1.
10177 PR middle-end/40316
10178 * recog.c (peep2_reinit_state): New function.
10179 (peephole2_init_state): Use it at the end of a basic block and also
10180 when seeing a RTX_FRAME_RELATED_P insn.
10182 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10184 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10185 fixuns_truncrfdi2): New.
10186 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10187 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10188 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10189 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10190 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10191 *recip_approx): Remove.
10192 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10193 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10194 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10196 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10199 2009-06-01 Ian Lance Taylor <iant@google.com>
10201 * attribs.c (register_attribute): Use CONST_CAST.
10202 * collect2.c (main): Use CONST_CAST2.
10203 (scan_prog_file): Likewise.
10204 * gcc.c (process_command, main): Likewise.
10205 * toplev.c (toplev_main): Likewise.
10207 * c-typeck.c (handle_warn_cast_qual): New static function,
10208 partially broken out of build_c_cast.
10209 (build_c_cast): Call handle_warn_cast_qual.
10210 * doc/invoke.texi (Warning Options): Document new effect of
10213 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10215 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10216 (diagnostic_report_current_module): Print columns.
10217 * common.opt (flag_show_column): Enable by default.
10219 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10221 * alias.c (find_base_term): Check for NULL term before returning.
10223 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10225 Revert due to PR40320:
10226 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10227 * calls.c (emit_library_call_value_1): Don't force_operand for move
10230 2009-06-01 Olivier Hainque <hainque@adacore.com>
10231 Eric Botcazou <ebotcazou@adacore.com>
10233 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10234 to be processed as a bitfield for constructor output purposes.
10235 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10237 * varasm.c (oc_local_state): New type, output_constructor
10238 local state to support communication with helpers.
10239 (oc_outer_state): New type, output_constructor outer state of
10240 relevance in recursive calls.
10241 (output_constructor_array_range): New output_constructor helper,
10242 extracted code for an array range element.
10243 (output_constructor_regular_field): New output_constructor helper,
10244 extracted code for an element that is not a bitfield.
10245 (output_constructor_bitfield): New output_constructor helper,
10246 extracted code for a bitfield element. Accept an OUTER state
10247 argument for recursive processing. Recurse on record or array
10248 CONSTRUCTOR values, possibly past noop conversions.
10249 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10250 VALUE is a valid constant-valued expression for use in a static
10251 bit-field initializer.
10252 (output_constructor): Rework to use helpers. Accept and honor an
10253 OUTER state argument for recursive calls. Return total size. Be
10254 prepared for nested constructors initializing bitfields.
10255 (output_constant): Feed OUTER in calls to output_constructor.
10257 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10259 * calls.c (emit_library_call_value_1): Don't force_operand for move
10262 2009-06-01 Nick Clifton <nickc@redhat.com>
10264 * doc/invoke.texi (IA-64 Options): Fix typo.
10266 2009-06-01 Ira Rosen <irar@il.ibm.com>
10268 PR tree-optimization/39129
10269 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10271 (vect_do_peeling_for_loop_bound): Use
10272 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10273 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10274 (vect_loop_versioning): Likewise.
10275 (vect_create_cond_for_alias_checks): Fix indentation.
10276 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10278 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10279 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10280 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10281 "control flow in loop".
10282 (vect_estimate_min_profitable_iters): Use
10283 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10284 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10285 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10286 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10287 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10288 statement belongs to a group of strided accesses with the exact code
10290 (vectorizable_load): Likewise.
10291 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10292 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10294 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10296 * config/freebsd-stdint.h: New file.
10297 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10298 Add freebsd-stdint.h to tm_file.
10300 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10302 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10303 (thumb2_extendhidi2): Likewise.
10305 2009-05-31 Ian Lance Taylor <iant@google.com>
10307 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10309 2009-05-31 Ian Lance Taylor <iant@google.com>
10311 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10312 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10313 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10315 2009-05-31 Jason Merrill <jason@redhat.com>
10317 * tree-pretty-print.c (print_call_name): Take the callee, not the
10318 call itself. Make non-static. Use dump_function_name for functions.
10319 (dump_generic_node): Adjust.
10320 * diagnostic.h: Declare print_call_name.
10321 * gimple-pretty-print.c (dump_gimple_call): Use it.
10323 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10325 * config/sh/sh.md (ashldi3_std): New define_expand.
10328 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10331 * config/sh/sh.c: Include debug.h.
10332 (sh_expand_epilogue): Emit a blockage insn before the frame
10333 pointer adjustment also when dwarf2out_do_frame returns true.
10335 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10337 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10338 (thumb2_extendqidi2): New pattern.
10340 2009-05-31 Ira Rosen <irar@il.ibm.com>
10342 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10343 mark phis for renaming.
10344 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10345 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10346 Call mark_sym_for_renaming.
10347 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10348 * tree-vect-loop.c (vect_transform_loop): Remove
10349 vect_memsyms_to_rename initialization and a call to
10350 mark_set_for_renaming.
10352 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10354 PR middle-end/40304
10355 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10356 frame related even if !set_cfa && style < 0.
10358 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10360 * config/i386/mingw-tls.c: New file.
10361 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10362 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10363 defining _WIN32 but not __CYGWIN__.
10365 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10367 * configure.ac: Add MPC support.
10369 * config.in, configure: Regenerate.
10371 2009-05-29 Richard Henderson <rth@redhat.com>
10373 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10374 NOTE_INSN_BASIC_BLOCK.
10375 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10376 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10377 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10379 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10381 (add_cfi): Disable check redefining cfa away from drap.
10382 (lookup_cfa_1): Add remember argument; handle remember/restore.
10383 (lookup_cfa): Pass remember argument.
10384 (cfa_remember): New.
10385 (compute_barrier_args_size_1): Remove sibcall check.
10386 (dwarf2out_frame_debug_def_cfa): New.
10387 (dwarf2out_frame_debug_adjust_cfa): New.
10388 (dwarf2out_frame_debug_cfa_offset): New.
10389 (dwarf2out_frame_debug_cfa_register): New.
10390 (dwarf2out_frame_debug_cfa_restore): New.
10391 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10392 (dwarf2out_begin_epilogue): New.
10393 (dwarf2out_frame_debug_restore_state): New.
10394 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10395 DW_CFA_restore_state.
10396 (output_cfi_directive): Likewise.
10397 (convert_cfa_to_fb_loc_list): Likewise.
10398 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10399 * dwarf2out.h: Update.
10400 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10401 (copy_insn_1): Early out for null.
10402 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10403 and dwarf2out_frame_debug_restore_state.
10404 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10405 (prologue_insn_hash, epilogue_insn_hash): New.
10406 (free_after_compilation): Adjust freeing accordingly.
10407 (record_insns): Create hash table if needed; push insns into
10408 hash instead of array.
10409 (maybe_copy_epilogue_insn): New.
10410 (contains): Search hash table instead of array.
10411 (sibcall_epilogue_contains): Remove.
10412 (thread_prologue_and_epilogue_insns): Split eh_return insns
10413 and mark them as epilogues.
10414 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10415 scanning in terms of basic blocks.
10416 * insn-notes.def (CFA_RESTORE_STATE): New.
10417 * jump.c (returnjump_p_1): Accept EH_RETURN.
10418 (eh_returnjump_p_1, eh_returnjump_p): New.
10419 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10420 CFA_REGISTER, CFA_RESTORE): New.
10421 * rtl.def (EH_RETURN): New.
10422 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10424 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10425 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10427 * config/i386/i386.c (gen_push): Update cfa state.
10428 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10429 add a CFA_ADJUST_CFA note.
10430 (ix86_dwarf_handle_frame_unspec): Remove.
10431 (ix86_expand_prologue): Update cfa state.
10432 (ix86_emit_restore_reg_using_pop): New.
10433 (ix86_emit_restore_regs_using_pop): New.
10434 (ix86_emit_leave): New.
10435 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10436 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10437 * config/i386/i386.h (struct machine_cfa_state): New.
10438 (ix86_cfa_state): New.
10439 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10440 (eh_return_internal): Merge from eh_return_<mode>,
10441 use eh_return rtx, split w/ epilogue.
10443 2009-05-29 Ian Lance Taylor <iant@google.com>
10445 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10447 * calls.c (emit_library_call_value_1): Likewise.
10449 * c-typeck.c (c_build_va_arg): New function.
10450 * c-tree.h (c_build_va_arg): Declare.
10451 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10452 instead of build_va_arg.
10454 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10456 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10457 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10458 (ptr_difference_cost): Use affine combinations to compute it.
10459 (difference_cost): Likewise.
10460 (get_computation_cost_at): Compute more accurate cost for addresses
10461 if the ratio is a multiplier allowed in addresses.
10462 For non-addresses, consider that an additional offset or symbol is
10465 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10467 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10468 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10470 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10471 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10472 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10474 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10475 to 1 for TYPE_SSE{IADD1,CVT1}.
10476 (prefix_vex_imm8): Removed.
10477 (length_vex): Only pass 1 as second argument to
10478 ix86_attr_length_vex_default if prefix_extra is 0.
10479 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10480 (length): For prefix vex computation use length_immediate
10481 attribute instead of prefix_vex_imm8.
10482 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10483 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10484 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10485 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10486 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10487 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10488 a space in between the operands.
10489 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10490 if one operand is 0xff and the other one si, di, bp or sp.
10491 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10492 other one si, di, bp or sp.
10493 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10494 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10495 type and mode attributes.
10496 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10497 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10498 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10499 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10500 prefix_data16 attribute iff MODE_DF.
10501 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10502 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10503 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10504 constm128_operand in length_immediate computation.
10505 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10506 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10507 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10508 length_immediate attribute to 1.
10509 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10510 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10511 for certain alternatives.
10512 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10513 prefix_data16 attribute if MODE_V1DF.
10514 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10515 length_immediate to 1.
10516 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10517 length_address to 4, set mode attribute to MODE_DI.
10518 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10519 (fxam<mode>2_i387): Set length attribute to 4.
10520 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10521 *prefetch_3dnow_rex): Override length_address attribute.
10522 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10524 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10525 (constm128_operand): Removed.
10526 * config/i386/i386.c (memory_address_length): For
10527 disp && !index && !base in 64-bit mode account for SIB byte if
10528 print_operand_address can't optimize disp32 into disp32(%rip)
10529 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10530 for fs: or gs: segment.
10531 (ix86_attr_length_immediate_default): When checking if shortform
10532 is possible, truncate immediate to the length of the non-shortened
10534 (ix86_attr_length_address_default): Ignore MEM_P operands
10536 (ix86_attr_length_vex_default): Only check for DImode on
10537 GENERAL_REG_P operands.
10538 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10539 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10540 (sse_cvttps2pi): Clear prefix_rep attribute.
10541 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10543 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10544 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10545 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10546 iff operand 2 is const_int_operand.
10547 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10548 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10549 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10551 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10553 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10554 prefix_data16 attribute for movlpd and movhpd instructions.
10555 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10556 length_immediate for shufpd instruction.
10557 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10558 (avx_cmpp<avxmodesuffixf2c><mode>3,
10559 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10560 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10561 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10562 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10563 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10564 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10565 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10566 prefix_data16 attribute for the first alternative to 1.
10567 (*avx_loadlps): Override length_immediate for the first alternative.
10568 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10569 attributes for second alternative.
10570 (*vec_concatv2sf_sse4_1): Override length_immediate and
10571 prefix_data16 attributes for second alternative.
10572 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10573 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10574 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10575 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10576 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10577 prefix_data16 and length_immediate to 1.
10578 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10580 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10581 prefix_extra attribute for variants that don't have 0f prefix alone.
10582 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10583 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10584 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10585 *sse4_1_pextrd): Set length_immediate to 1.
10586 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10587 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10589 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10590 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10591 length_immediate to 1 for second alternative.
10592 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10593 prefix_extra and length_immediate attributes for the first
10595 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10597 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10598 to 1 for the first and third alternative.
10599 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10601 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10603 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10605 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10606 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10607 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10608 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10609 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10610 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10611 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10612 ssse3_psign<mode>3): Override prefix_rex attribute.
10613 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10614 (ssse3_palignrti): Override length_immediate to 1.
10615 (ssse3_palignrdi): Override length_immediate to 1, override
10616 prefix_rex attribute.
10617 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10618 (sse4a_extrqi): Override length_immediate to 2.
10619 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10620 (sse4a_insertq): Override prefix_data16 to 0.
10621 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10622 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10623 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10624 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10625 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10626 and length_immediate to 1.
10627 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10628 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10629 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10630 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10631 and length_immediate to 1.
10632 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10633 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10634 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10635 avx_ptest256): Override prefix_extra to 1.
10636 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10637 Override prefix_data16 and length_immediate to 1.
10638 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10639 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10640 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10641 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10642 prefix_data16 to 0 and prefix_extra to 2.
10643 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10644 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10646 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10647 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10648 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10649 and prefix_extra to 2.
10650 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10651 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10652 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10653 avx_vpermilvar<mode>3,
10654 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10655 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10656 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10657 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10658 Override prefix_extra to 1.
10659 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10660 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10661 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10662 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10663 prefix_extra and length_immediate to 1.
10664 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10666 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10667 to 1 for the first alternative.
10668 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10669 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10671 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10672 *movv2sf_internal_avx, *movv2sf_internal): Override
10673 prefix_rep attribute for certain alternatives.
10674 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10675 attributes for certain alternatives.
10676 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10677 attributes for certain alternatives.
10678 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10679 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10680 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10681 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10682 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10683 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10684 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10685 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10686 length_immediate to 1 if operand 2 is const_int_operand.
10687 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10688 *vec_extractv2si_1): Set length_immediate attribute to 1.
10689 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10690 using old 3DNOW insn rather than SSE/3DNOW_A.
10691 (mmx_emms, mmx_femms): Clear modrm attribute.
10693 2009-05-29 Martin Jambor <mjambor@suse.cz>
10695 * tree-sra.c: New implementation of SRA.
10697 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
10698 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
10699 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
10700 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
10701 (SRA_MAX_STRUCTURE_COUNT): Removed.
10702 (SRA_FIELD_STRUCTURE_RATIO): Removed.
10703 * doc/invoke.texi (sra-max-structure-size): Removed.
10704 (sra-field-structure-ratio): Removed.
10706 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10708 PR middle-end/40291
10709 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
10712 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
10714 PR rtl-optimization/40101
10715 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
10716 seqno. Adjust comment.
10717 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
10718 inserting bookkeeping before a jump, the jump is not scheduled.
10719 When no positive seqno found, provide a value. Add comment.
10721 2009-05-29 Richard Guenther <rguenther@suse.de>
10723 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
10724 short-cutting on the first component.
10726 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10728 PR middle-end/39958
10729 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
10730 for trees other than decls/types.
10732 2009-05-29 Richard Guenther <rguenther@suse.de>
10734 * tree-ssa-operands.c (get_expr_operands): Do not handle
10735 INDIRECT_REFs in the handled-component case. Remove
10736 unused get_ref_base_and_extent case.
10737 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
10738 tree_low_cst and host_integerp where possible.
10739 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
10740 codes for equivalence.
10741 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
10743 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
10745 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
10746 to tmake_file for i[34567]86-*-cygwin*.
10748 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10751 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
10752 (altivec_categorize_keyword, init_vector_keywords,
10753 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
10756 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
10758 * tree.c (handle_dll_attribute): Check if node is
10759 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
10761 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
10763 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
10765 (thumb2_zero_extendqidi2): Likewise.
10767 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
10769 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
10770 instead of gen_movrt.
10771 * config/sh/sh.md (movrt): Remove.
10773 2009-05-28 Steve Ellcey <sje@cup.hp.com>
10775 * doc/invoke.texi (IA-64 Options):
10776 Add -msdata, -mfused-madd, -mno-inline-float-divide,
10777 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
10778 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
10779 -msched-prefer-non-control-spec-insns,
10780 -msched-stop-bits-after-every-cycle,
10781 -msched-count-spec-in-critical-path,
10782 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
10783 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
10784 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
10785 and -msched-spec-verbose.
10787 2009-05-28 Joseph Myers <joseph@codesourcery.com>
10789 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
10790 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
10792 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
10794 2009-05-28 Richard Guenther <rguenther@suse.de>
10796 * tree-ssa-alias.c (ao_ref_init): New function.
10797 (ao_ref_base): Likewise.
10798 (ao_ref_base_alias_set): Likewise.
10799 (ao_ref_alias_set): Likewise.
10800 (refs_may_alias_p_1): Change signature.
10801 (refs_may_alias_p): Adjust.
10802 (refs_anti_dependent_p): Likewise.
10803 (refs_output_dependent_p): Likewise.
10804 (call_may_clobber_ref_p_1): Change signature.
10805 (call_may_clobber_ref_p): Adjust.
10806 (stmt_may_clobber_ref_p_1): New function split out from ...
10807 (stmt_may_clobber_ref_p): ... here.
10808 (maybe_skip_until): Adjust signature.
10809 (get_continuation_for_phi): Likewise.
10810 (walk_non_aliased_vuses): Likewise.
10811 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
10812 (ao_ref_init): Declare.
10813 (ao_ref_base): Likewise.
10814 (ao_ref_alias_set): Likewise.
10815 (stmt_may_clobber_ref_p_1): Likewise.
10816 (walk_non_aliased_vuses): Adjust.
10817 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
10818 (get_ref_from_reference_ops): remove.
10819 (vn_reference_lookup_2): Adjust signature.
10820 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
10821 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
10822 (vn_reference_lookup): Adjust.
10823 (vn_reference_insert): Likewise.
10824 (vn_reference_insert_pieces): Adjust signature.
10825 (visit_reference_op_call): Adjust.
10826 * tree-ssa-pre.c (get_expr_type): Simplify.
10827 (phi_translate_1): Adjust.
10828 (compute_avail): Likewise.
10829 (translate_vuse_through_block): Do not re-build trees.
10830 (value_dies_in_block_x): Likewise.
10831 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
10833 (vn_reference_lookup_pieces): Adjust declaration.
10834 (vn_reference_insert_pieces): Likewise.
10836 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
10838 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
10839 with checking disabled.
10841 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
10845 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
10846 macro definition for support of three-operand format aligned
10847 .comm directive in assembler on cygwin/pe/mingw target OS.
10848 * configure: Regenerate.
10849 * config.h: Regenerate.
10851 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
10852 aligned form of .comm directive if -mpe-aligned-commons is in effect.
10853 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
10855 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
10856 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
10858 2009-05-28 Ira Rosen <irar@il.ibm.com>
10860 PR tree-optimization/40254
10861 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
10862 in analysis of basic blocks.
10864 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
10866 PR middle-end/33699
10867 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
10868 * target-def.h (TARGET_CONST_ANCHOR): New macro.
10869 (TARGET_INITIALIZER): Use it.
10870 * cse.c (CHEAPER): Move it up to the other macros.
10871 (insert): Rename this ...
10872 (insert_with_costs): ... to this. Add cost parameters. Update
10874 (insert): New function. Call insert_with_costs.
10875 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
10876 find_reg_offset_for_const, try_const_anchors): New functions.
10877 (cse_insn): Call try_const_anchors. Adjust cost of src_related
10878 when using a const-anchor. Call insert_const_anchors.
10879 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
10880 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
10882 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10884 * tree-inline.c (remap_decls): Enable nonlocalized variables
10885 when not optimizing.
10887 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
10889 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
10890 Simplify other tests involving optimize.
10892 2009-05-27 Tom Tromey <tromey@redhat.com>
10894 * unwind-dw2.c (_Unwind_DebugHook): New function.
10895 (uw_install_context): Call _Unwind_DebugHook.
10897 2009-05-27 Tom Tromey <tromey@redhat.com>
10899 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
10901 2009-05-27 Ian Lance Taylor <iant@google.com>
10903 * Makefile.in (LINKER, LINKER_FLAGS): Define.
10904 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
10905 (ALL_LINKERFLAGS): Define.
10906 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
10907 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
10908 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
10909 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
10910 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
10911 $(LINKER_FOR_BUILD).
10912 (build/gcov-iov$(build_exeext)): Likewise.
10914 2009-05-27 Julian Brown <julian@codesourcery.com>
10916 * gcse.c (target.h): Include.
10917 (can_assign_to_reg_without_clobbers_p): Check that the target allows
10918 copy of argument to a pseudo register.
10920 2009-05-27 Diego Novillo <dnovillo@google.com>
10922 * tree-ssa-live.c (dump_scope_block): Document arguments.
10923 (dump_scope_blocks): Document.
10924 (debug_scope_blocks): New.
10925 * tree-flow.h (debug_scope_blocks): Declare.
10927 2009-05-21 Denis Chertykov <denisc@overta.ru>
10929 * doc/contrib.texi (Contributors): Add myself to the list.
10931 2009-05-27 Olivier Hainque <hainque@adacore.com>
10933 * expr.c (target_align): New function. Alignment the TARGET of an
10934 assignment may be assume to have.
10935 (highest_pow2_factor_for_target): Use it instead of relying on
10936 immediate tree attributes of TARGET, not necessarily honored when
10937 intermediate bitfields are involved.
10939 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
10942 * config/i386/driver-i386.c (host_detect_local_cpu): Support
10943 AVX, SSE4, AES, PCLMUL and POPCNT.
10945 2009-05-27 Diego Novillo <dnovillo@google.com>
10947 * tree-pretty-print.c (dump_location): New.
10948 (dump_generic_node): Call it.
10949 Factor code to handle BLOCK nodes ...
10950 (dump_block_node): ... here.
10952 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
10954 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
10956 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
10958 * gcc-plugin.h: Include config.h and system.h.
10959 (IN_GCC): Define if not defined.
10961 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
10963 PR middle-end/40249
10964 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
10967 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
10969 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
10971 * config/m32r/m32r.h: Ditto.
10972 * config/m32r/m32r.md: Ditto.
10973 * config/m32r/predicates.md: Ditto.
10975 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
10977 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
10979 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
10982 (Loading plugins): typo.
10983 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
10984 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
10985 (Interacting with the GCC Garbage Collector): Added new section.
10986 (Giving information about a plugin): Added new section for
10988 * ggc.h (ggc_register_root_tab): Added declaration.
10989 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
10990 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
10991 (register_callback): Improved comment in declaration.
10992 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
10993 (extra_root_vec) Added static variable for dynamic roots registration.
10994 (ggc_register_root_tab) Added new routine.
10995 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
10996 PLUGIN_GGC_MARKING event.
10997 * ggc-zone.c: Include plugin.h.
10998 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
10999 * ggc-page.c: Include plugin.h.
11000 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11001 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11002 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11003 (register_callback): check lack of callbacks for
11004 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11005 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11006 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11007 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11008 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11009 dependency on plugin.h.
11010 (plugin.o): Added dependency on ggc.h...
11012 2009-05-26 Richard Guenther <rguenther@suse.de>
11014 PR middle-end/40248
11016 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11017 with mismatched comparison modes.
11019 * expr.c (expand_expr_real_1): Expand the operand of a
11020 VIEW_CONVERT_EXPR in its natural mode.
11022 2009-05-26 Ian Lance Taylor <iant@google.com>
11024 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11025 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11026 (ALL_COMPILERFLAGS): Define.
11027 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11028 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11029 (collect2$(exeext), collect2.o): Likewise.
11030 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11031 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11032 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11033 (libbackend.o, intl.o, cppdefault.o): Likewise.
11034 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11035 (build/%.o): Use $(COMPILER_FOR_BUILD).
11036 (build/gen%$(build_exeext)): Likewise.
11037 (build/gcov-iov$(build_exeext)): LIkewise.
11038 * config/t-darwin (darwin.o): Use $(COMPILER).
11039 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11040 * config/t-sol2 (sol2-c.o): Likewise.
11041 (sol2.o): Likewise.
11042 * config/t-vxworks (vxworks.o): Likewise.
11043 * config/x-darwin (host-darwin.o): Likewise.
11044 * config/x-hpux (host-hpux.o): Likewise.
11045 * config/x-linux (host-linux.o): Likewise.
11046 * config/x-solaris (host-solaris.o): Likewise.
11047 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11048 * config/arm/t-arm (arm-c.o): Likewise.
11049 * config/arm/t-pe (pe.o): Likewise.
11050 * config/arm/t-wince-pe (pe.o): Likewise.
11051 * config/i386/t-cygming (winnt.o): Likewise.
11052 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11053 * config/i386/t-cygwin (cygwin1.o): Likewise.
11054 (cygwin2.o): Likewise.
11055 * config/i386/t-i386 (i386-c.o): Likewise.
11056 * config/i386/t-interix (winnt.o): Likewise.
11057 * config/i386/t-netware (netware.o): Likewise.
11058 * config/i386/t-nwld (nwld.o): Likewise.
11059 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11060 * config/i386/x-i386 (driver-i386.o): Likewise.
11061 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11062 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11063 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11064 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11065 * config/mips/x-native (driver-native.o): Likewise.
11066 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11067 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11068 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11069 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11070 * config/score/t-score-elf (score7.o): Likewise.
11071 (score3.o): Likewise.
11072 * config/sh/t-sh (sh-c.o): Likewise.
11073 * config/sh/t-symbian (sh-c.o): Likewise.
11074 (symbian.o): Likewise.
11075 * config/spu/t-spu-elf (spu-c.o): Likewise.
11076 * config/v850/t-v850 (v850-c.o): Likewise.
11077 * config/v850/t-v850e (v850-c.o): Likewise.
11079 2009-05-26 Richard Guenther <rguenther@suse.de>
11081 PR tree-optimization/40122
11082 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11083 VECTOR_CSTs if possible.
11084 (fold_gimple_assign): Likewise.
11086 2009-05-26 Richard Guenther <rguenther@suse.de>
11088 PR middle-end/40252
11089 * fold-const.c (fold_binary): Use the correct types for building
11092 2009-05-26 Richard Guenther <rguenther@suse.de>
11094 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11095 redundant calls to merge_alias_info.
11096 (bump_vector_ptr): Likewise.
11097 * tree-ssa-copy.c (merge_alias_info): Remove.
11098 (replace_exp_1): Remove call to merge_alias_info.
11099 (propagate_tree_value): Likewise.
11100 (fini_copy_prop): Propagate points-to info.
11101 * tree-flow.h (merge_alias_info): Remove.
11103 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11105 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11107 2009-05-25 Jan Hubicka <jh@suse.cz>
11109 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11110 * cgraph.h (struct inline_summary): New filed self_wize,
11111 size_inlining_benefit, self_time and time_inlining_benefit.
11112 (struct cgraph_global_info): Replace insns by time ans size fields.
11113 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11114 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11115 (ipcp_update_callgraph): Do not touch function bodies.
11116 * ipa-inline.c: Include except.h
11117 (MAX_TIME): New constant.
11118 (overall_insns): Remove.
11119 (leaf_node_p): New.
11120 (overall_size, max_benefit): New static variables.
11121 (cgraph_estimate_time_after_inlining): New function.
11122 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11123 (cgraph_clone_inlined_nodes): Update size.
11124 (cgraph_mark_inline_edge): Update size.
11125 (cgraph_estimate_growth): Use size info.
11126 (cgraph_check_inline_limits): Check size.
11127 (cgraph_default_inline_p): Likewise.
11128 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11129 (cgraph_decide_recursive_inlining): Check size.
11130 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11132 (cgraph_decide_inlining): Likewise.
11133 (cgraph_decide_inlining_incrementally): Likewise; honor
11134 PARAM_EARLY_INLINING_INSNS.
11135 (likely_eliminated_by_inlining_p): New predicate.
11136 (estimate_function_body_sizes): New function.
11137 (compute_inline_parameters): Use it.
11138 * except.c (must_not_throw_labels): New function.
11139 * except.h (must_not_throw_labels): Declare.
11140 * tree-inline.c (init_inline_once): Kill inlining_weigths
11141 * tree-ssa-structalias.c: Avoid uninitialized warning.
11142 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11143 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11144 (PARAM_INLINE_CALL_COST): Remove.
11145 (PARAM_EARLY_INLINING_INSNS): New.
11147 2009-05-25 Richard Guenther <rguenther@suse.de>
11149 PR tree-optimization/36327
11150 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11151 callback for reference translation or lookup at the point of may-defs.
11152 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11153 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11154 for union COMPONENT_REFs.
11155 (vn_reference_lookup_3): New callback. Lookup from memset
11156 and CONSTRUCTOR assignment, translate through struct copies.
11157 (vn_reference_lookup_pieces): Make sure to not free the
11158 passed operands array. Adjust walk_non_aliased_vuses call.
11159 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11160 make sure we do not leak memory.
11162 2009-05-25 Richard Guenther <rguenther@suse.de>
11164 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11165 * tree-inline.c (expand_call_inline): Reset the escaped and
11166 callused solutions.
11167 * tree-ssa-structalias.c (pass_build_ealias): New.
11168 * tree-pass.h (pass_build_ealias): Declare.
11169 * passes.c (init_optimization_passes): Add PTA during
11170 early optimizations.
11171 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11172 and CALLUSED solutions.
11173 (dump_points_to_solution): New function, split out from ...
11174 (dump_points_to_info_for): ... here.
11175 * tree-parloops.c (parallelize_loops): Reset the escaped and
11176 callused solutions.
11178 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11181 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11182 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11184 2009-05-25 Ira Rosen <irar@il.ibm.com>
11186 PR tree-optimization/40238
11187 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11188 statements after basic block's labels.
11189 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11190 to free the allocated memory.
11192 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11194 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11195 return address with a USE.
11197 2009-05-24 Richard Guenther <rguenther@suse.de>
11199 PR middle-end/40233
11200 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11201 array type from the main variant of the inner type.
11203 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11205 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11206 definition to bool (from int) to un-break build.
11207 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11209 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11211 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11212 discard_stmt_changes): Delete.
11213 * tree-ssa-operands.c (scb_stack): Delete.
11214 (init_ssa_operands): Do not initialize it.
11215 (fini_ssa_operands): Do not free it.
11216 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11218 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11219 update_stmt, remove the others. Fix comments.
11220 * tree-dfa.c (optimize_stack_restore): Likewise.
11221 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11222 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11223 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11224 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11226 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11227 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11228 (dom_opt_finalize_block): Likewise, adjusting access to
11230 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11231 (stmts_to_rescan): Change item type to gimple.
11232 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11234 2009-05-24 Ira Rosen <irar@il.ibm.com>
11236 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11237 * tree-pass.h (pass_slp_vectorize): New pass.
11238 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11239 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11240 * tree-vectorizer.c (timevar.h): Include.
11241 (user_vect_verbosity_level): Declare.
11242 (vect_location): Fix comment.
11243 (vect_set_verbosity_level): Update user_vect_verbosity_level
11244 instead of vect_verbosity_level.
11245 (vect_set_dump_settings): Add an argument. Ignore user defined
11246 verbosity if dump flags require higher level of verbosity. Print to
11247 stderr only for loop vectorization.
11248 (vectorize_loops): Update call to vect_set_dump_settings.
11249 (execute_vect_slp): New function.
11250 (gate_vect_slp): Likewise.
11251 (struct gimple_opt_pass pass_slp_vectorize): New.
11252 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11253 access its members.
11254 (vec_info_for_bb): New function.
11255 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11256 (VECTORIZATION_ENABLED): New macro.
11257 (SLP_ENABLED, SLP_DISABLED): Likewise.
11258 (vect_is_simple_use): Add bb_vec_info argument.
11259 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11260 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11261 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11262 vect_schedule_slp, vect_analyze_slp): Likewise.
11263 (vect_analyze_stmt): Add slp_tree argument.
11264 (find_bb_location): Declare.
11265 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11266 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11267 (vect_analyze_loop_operations, vect_analyze_loop,
11268 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11269 vect_finalize_reduction, vectorizable_reduction,
11270 vectorizable_live_operation, vect_transform_loop): Likewise.
11271 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11272 skip evolution analysis if analyzing a basic block.
11273 (dr_analyze_indices): Likewise.
11274 (initialize_data_dependence_relation): Skip the test whether the
11275 object is invariant for basic blocks.
11276 (compute_all_dependences): Skip dependence analysis for data
11277 references in basic blocks.
11278 (find_data_references_in_stmt): Don't fail in case of invariant
11279 access in basic block.
11280 (find_data_references_in_bb): New function.
11281 (find_data_references_in_loop): Move code to
11282 find_data_references_in_bb and add a call to it.
11283 (compute_data_dependences_for_bb): New function.
11284 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11285 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11287 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11288 unknown dependence in basic block and fail in case of dependence in
11290 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11291 dependence instances from either loop or basic block vectorization
11293 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11294 before calling nested_in_vect_loop_p.
11295 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11296 dependence instances from either loop or basic block vectorization
11298 (vect_verify_datarefs_alignment): Likewise.
11299 (vect_enhance_data_refs_alignment): Adjust function calls.
11300 (vect_analyze_data_refs_alignment): Likewise.
11301 (vect_analyze_group_access): Fix printing. Skip different checks if
11302 DR_STEP is 0. Keep strided stores either in loop or basic block
11303 vectorization data structure. Fix indentation.
11304 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11306 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11307 dependence instances from either loop or basic block vectorization
11309 (vect_analyze_data_refs): Update comment. Call
11310 compute_data_dependences_for_bb to analyze basic blocks.
11311 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11312 case of loop vectorization. In case of basic block vectorization use
11313 data-ref itself as a base.
11314 (vect_create_data_ref_ptr): In case of basic block vectorization:
11315 don't advance the pointer, add new statements before the current
11316 statement. Adjust function calls.
11317 (vect_supportable_dr_alignment): Support only aligned accesses in
11318 basic block vectorization.
11319 * common.opt (ftree-slp-vectorize): New flag.
11320 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11321 (vect_pattern_recog_1): Likewise.
11322 * tree-vect-stmts.c (process_use): Likewise.
11323 (vect_init_vector): Add new statements in the beginning of the basic
11324 block in case of basic block SLP.
11325 (vect_get_vec_def_for_operand): Adjust function calls.
11326 (vect_finish_stmt_generation): Likewise.
11327 (vectorizable_call): Add assert that it is loop vectorization, adjust
11329 (vectorizable_conversion, vectorizable_assignment): Likewise.
11330 (vectorizable_operation): In case of basic block SLP, take
11331 vectorization factor from statement's type and skip the relevance
11332 check. Adjust function calls.
11333 (vectorizable_type_demotion): Add assert that it is loop
11334 vectorization, adjust function calls.
11335 (vectorizable_type_promotion): Likewise.
11336 (vectorizable_store): Check for outer loop only in case of loop
11337 vectorization. Adjust function calls. For basic blocks, skip the
11338 relevance check and don't advance pointers.
11339 (vectorizable_load): Likewise.
11340 (vectorizable_condition): Add assert that it is loop vectorization,
11341 adjust function calls.
11342 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11343 that it is not reduction, get vector type, call only supported
11344 functions, skip loop specific parts.
11345 (vect_transform_stmt): Check for outer loop only in case of loop
11347 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11348 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11349 for external definition.
11350 * passes.c (pass_slp_vectorize): New pass.
11351 * tree-vect-slp.c (find_bb_location): New function.
11352 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11353 check for patterns only in loops.
11354 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11355 case of multiple types in basic block SLP.
11356 (vect_mark_slp_stmts_relevant): New function.
11357 (vect_supported_load_permutation_p): Fix comment.
11358 (vect_analyze_slp_instance): Add argument. In case of basic block
11359 SLP, take vectorization factor from statement's type, check that
11360 unrolling factor is 1. Adjust function call. Save SLP instance in
11361 either loop or basic block vectorization structure. Return FALSE,
11363 (vect_analyze_slp): Add argument. Get strided stores groups from
11364 either loop or basic block vectorization structure. Return FALSE
11365 if basic block SLP failed.
11366 (new_bb_vec_info): New function.
11367 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11368 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11369 (vect_schedule_slp): Add argument. Get SLP instances from either
11370 loop or basic block vectorization structure. Set vectorization factor
11371 to be 1 for basic block SLP.
11372 (vect_slp_transform_bb): New function.
11373 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11375 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11377 * final.c (shorten_branches): Do not align labels for jump tables.
11378 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11380 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11382 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11383 Remove outdated reference to flow.c and fix nits.
11384 * doc/gccint.texi: Tweak RTL description.
11385 * doc/rtl.texi: Likewise.
11387 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11389 * config/avr/avr.c: Change my email address.
11390 * config/avr/avr.h: Likewise.
11391 * config/avr/avr.md: Likewise.
11392 * config/avr/avr-protos.h: Likewise.
11393 * config/avr/libgcc.S: Likewise.
11395 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11397 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11398 (spu_split_load, spu_split_store): Change return type to int.
11399 (spu_split_convert): Declare.
11400 * config/spu/predicates.md (spu_mem_operand): Remove.
11401 (spu_mov_operand): Update.
11402 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11403 * config/spu/spu.c (regno_aligned_for_load): Remove.
11404 (reg_aligned_for_addr, spu_expand_load): Define.
11405 (spu_expand_extv): Reimplement and handle MEM.
11406 (spu_expand_insv): Handle MEM.
11407 (spu_sched_reorder): Handle insn's with length 0.
11408 (spu_legitimate_address_p): Reimplement.
11409 (store_with_one_insn_p): Return TRUE for any mode with size
11410 larger than 16 bytes.
11411 (address_needs_split): Define.
11412 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11414 (spu_convert_move): Define.
11415 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11416 (spu_split_store): Change all MEM's to TImode.
11417 (spu_init_expanders): Preallocate registers that correspond to
11418 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11420 (spu_split_convert): Define.
11421 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11422 (_move<mode>, _movdi, _movti): Update predicate and condition.
11423 (load, store): Change to define_split.
11424 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11426 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11427 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11428 define_insn_and_split of lshr<mode>3.
11429 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11430 (<v>ashr<mode>3_imm): Define.
11431 (extv, extzv, insv): Allow MEM operands.
11432 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11433 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11434 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11435 (_spu_convert2): Change to define_insn_and_split and remove the
11436 corresponding define_peephole2.
11437 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11438 Change predicates to memory_operand.
11440 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11442 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11444 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11446 PR tree-optimization/40219
11447 * tree.c (iterative_hash_expr): Make sure the builtin function is
11448 a normal builtin function and not a front end or back end builtin
11449 before indexing into the built_in_decls array.
11451 2009-05-22 Richard Guenther <rguenther@suse.de>
11453 PR middle-end/38964
11454 * alias.c (write_dependence_p): Do not use TBAA for answering
11455 anti-dependence or output-dependence.
11456 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11457 (emit_pointer_definition): Remove.
11458 (emit_alias_warning): Likewise.
11459 (find_what_var_points_to): Remove TBAA pruning code.
11460 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11462 (compute_points_to_sets): Remove code computing the set of
11463 dereferenced pointers.
11464 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11465 oracle for querying anti and output dependencies.
11466 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11467 if TBAA may be applied.
11468 (refs_anti_dependent_p): New function.
11469 (refs_output_dependent_p): Likewise.
11470 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11471 (refs_output_dependent_p): Likewise.
11472 * doc/tree-ssa.texi (Memory model): New section.
11473 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11474 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11475 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11476 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11477 * expr.c (expand_expr_real_1): Likewise.
11478 * gimple-low.c (lower_stmt): Likewise.
11479 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11480 (dump_gimple_cdt): Remove.
11481 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11482 (gimple_size): Likewise.
11483 (walk_gimple_op): Likewise.
11484 (is_gimple_stmt): Likewise.
11485 (walk_stmt_load_store_addr_ops): Likewise.
11486 (gimple_build_cdt): Remove.
11487 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11488 * gimple.h (gimple_cdt_new_type): Remove.
11489 (gimple_cdt_new_type_ptr): Likewise.
11490 (gimple_cdt_set_new_type): Likewise.
11491 (gimple_cdt_location): Likewise.
11492 (gimple_cdt_location_ptr): Likewise.
11493 (gimple_cdt_set_location): Likewise.
11494 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11495 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11496 GIMPLE_CHANGE_DYNAMIC_TYPE.
11497 (verify_types_in_gimple_stmt): Likewise.
11498 * tree-inline.c (estimate_num_insns): Likewise.
11499 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11500 (copy_decl_to_var): Likewise.
11501 (copy_result_decl_to_var): Likewise.
11502 * tree-pretty-print.c (dump_generic_node): Do not handle
11503 CHANGE_DYNAMIC_TYPE_EXPR.
11504 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11505 * tree-ssa-operands.c (get_expr_operands): Likewise.
11506 * tree-ssa-structalias.c (struct variable_info): Remove
11507 no_tbaa_pruning member.
11508 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11509 (unify_nodes): Do not copy it.
11510 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11511 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11512 (set_uids_in_ptset): Do not check it.
11513 (find_what_var_points_to): Likewise.
11514 (compute_tbaa_pruning): Remove.
11515 (compute_points_to_sets): Do not call it.
11516 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11517 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11518 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11519 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11520 (DECL_NO_TBAA_P): Likewise.
11521 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11522 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11523 (expand_omp_atomic_pipeline): Do not set it.
11524 * print-tree.c (print_node): Do not dump it.
11525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11528 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11531 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11534 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11536 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11539 2009-05-22 Ben Elliston <bje@au.ibm.com>
11541 * Makefile.in (bversion.h, s-bversion): New targets.
11542 (TOPLEV_H): Add bversion.h.
11543 * toplev.h: Include "bversion.h".
11544 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11545 the __format__ attribute only if compiling with the same version
11546 of GCC as the sources (the "build version").
11548 2009-05-22 Ben Elliston <bje@au.ibm.com>
11550 * c-format.c (handle_format_attribute): Fix comment typo.
11552 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11555 * config/ia64/ia64.opt (mfused-madd): New.
11556 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11557 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11558 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11559 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11560 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11561 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11562 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11563 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11564 instruction if !TARGET_FUSED_MADD.
11565 (fpma, fpms): Remove colon from name.
11567 2009-05-22 Richard Guenther <rguenther@suse.de>
11569 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11570 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11571 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11573 (create_expression_by_pieces): Only convert if necessary.
11574 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11575 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11577 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11579 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11580 regular pattern from a template and rename it ...
11581 (*extzv_truncsi_exts): ... to this.
11583 2009-05-21 Richard Guenther <rguenther@suse.de>
11585 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11586 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11587 (cgraph_default_inline_p): Likewise.
11588 (cgraph_decide_inlining_incrementally): Likewise.
11590 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11591 Uros Bizjak <ubizjak@gmail.com>
11593 * config/i386/cpuid.h (bit_MOVBE): New.
11595 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11597 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11598 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11599 (ix86_handle_option): Handle OPT_mmovbe.
11600 (ix86_target_string): Add -mmovbe.
11601 (pta_flags): Add PTA_MOVBE.
11602 (processor_alias_table): Add PTA_MOVBE to "atom".
11603 (override_options): Handle PTA_MOVBE.
11605 * config/i386/i386.h (TARGET_MOVBE): New.
11607 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11608 (*bswapsi_movbe): New.
11609 (*bswapdi_movbe): Likewise.
11610 (bswapdi2): Renamed to ...
11611 (*bswapdi_1): This.
11612 (bswapdi2): New expander.
11614 * config/i386/i386.opt (mmovbe): New.
11616 * doc/invoke.texi: Document -mmovbe.
11618 2009-05-21 Taras Glek <tglek@mozilla.com>
11620 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11621 * gcc-plugin.h (plugin_init): Updated signature.
11622 * gcc-plugin.h (plugin_name_args): Moved to this header.
11623 * doc/plugins.texi (plugin_init): Updated documention to reflect
11625 * doc/plugins.texi (plugin_name_args): Added to documention.
11627 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11629 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11630 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11632 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11634 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11635 JUMP_TABLE_DATA_P predicates where applicable.
11636 * config/i386/predicates.md: Ditto.
11637 * config/i386/sse.md: Ditto.
11639 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11641 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11642 operand2 -128 override length_immediate attribute to 1.
11643 * config/i386/predicates.md (constm128_operand): New predicate.
11645 * config/i386/i386.c (memory_address_length): Handle %r12
11646 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11648 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11649 mode look through optional ZERO_EXTEND and SUBREG.
11650 * config/i386/i386.md (R12_REG): New define_constant.
11651 (prefix_data16): For sse unit set also for MODE_TI insns.
11652 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11653 insns set if operand 1 is ext_QIreg_operand.
11654 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11655 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11657 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11658 mode from MODE_DI to MODE_SI.
11659 (movdi_1_rex64): Override modrm and length_immediate attributes
11660 only for movabs (TYPE_IMOV, alternative 2).
11661 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11662 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11663 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11664 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11665 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11666 prefix_rex attribute if DImode.
11667 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11668 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11669 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11670 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11671 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11672 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11673 Likewise. For TYPE_IMOV clear length_immediate attribute.
11674 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11675 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11676 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11677 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11678 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11679 or one operand TYPE_ISHIFT.
11680 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11681 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11682 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11683 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11684 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11685 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11686 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11687 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11688 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11689 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11690 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11691 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11692 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11693 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11694 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11695 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11696 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11697 set mode attribute, don't override length attribute.
11698 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
11700 (return_internal_long): Set length attribute to 2 instead of 1.
11701 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
11702 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
11703 prefix_rex attribute.
11704 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
11706 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
11708 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11710 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
11712 2009-05-20 Ian Lance Taylor <iant@google.com>
11714 * tree.c (build_tree_list_vec_stat): New function.
11715 (ctor_to_vec): New function.
11716 (build_nt_call_vec): New function.
11717 (build_call_array): Change args to be a const pointer.
11718 (build_call_vec): New function.
11719 * tree.h (build_nt_call_vec): Declare.
11720 (build_tree_list_vec_stat): Declare.
11721 (build_tree_list_vec): Define.
11722 (build_call_array): Update declaration.
11723 (build_call_vec): Declare.
11724 (ctor_to_vec): Declare.
11725 * c-common.c (tree_vector_cache): New static variable.
11726 (make_tree_vector): New function.
11727 (release_tree_vector): New function.
11728 (make_tree_vector_single): New function.
11729 (make_tree_vector_copy): New function.
11730 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
11731 (make_tree_vector_single, make_tree_vector_copy): Declare.
11732 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
11733 (c_parser_expr_list): Don't manage cache here, instead call
11735 (c_parser_release_expr_list): Remove static function.
11736 (c_parser_vec_to_tree_list): Remove static function.
11737 (c_parser_attributes): Call build_tree_list_vec instead of
11738 c_parser_vec_to_tree_list. Call release_tree_vector instead of
11739 c_parser_release_expr_list.
11740 (c_parser_postfix_expression_after_primary): Likewise.
11741 (c_parser_objc_keywordexpr): Likewise.
11743 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
11745 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
11746 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
11747 TARGET_CONVERT_TO_TYPE.
11748 * hooks.c (hook_tree_const_tree_null): Define.
11749 * hooks.h (hook_tree_const_tree_null): Declare.
11750 * target.h (struct gcc_target): Add invalid_parameter_type,
11751 invalid_return_type, promoted_type, and convert_to_type fields.
11752 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
11753 (TARGET_INVALID_RETURN_TYPE): Define.
11754 (TARGET_PROMOTED_TYPE): Define.
11755 (TARGET_CONVERT_TO_TYPE): Define.
11756 (TARGET_INITIALIZER): Update for new fields.
11757 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
11758 (grokparms): Check targetm.invalid_parameter_type.
11759 * c-typeck.c (default_conversion): Check targetm.promoted_type.
11760 * c-convert.c (convert): Check targetm.convert_to_type.
11762 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
11764 * config/mips/mips.md (*extenddi_truncate<mode>,
11765 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
11767 (*extendhi_truncateqi): New define_insn_and_sptit.
11769 2009-05-20 Jakub Jelinek <jakub@redhat.com>
11771 PR middle-end/40204
11772 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
11773 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
11775 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
11777 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
11778 the operand of VIEW_CONVERT_EXPR.
11780 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
11782 * config/i386/driver-i386.c (host_detect_local_cpu): Check
11783 extended family and model for Intel processors. Support Intel Atom.
11785 2009-05-20 Olivier Hainque <hainque@adacore.com>
11787 * gstab.h (stab_code_type): Define, to be used instead of the
11788 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
11790 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
11791 occurrences by stab_code_type.
11792 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
11794 2009-05-20 Martin Jambor <mjambor@suse.cz>
11796 * tree-flow.h (insert_edge_copies_seq): Undeclare.
11797 (sra_insert_before): Likewise.
11798 (sra_insert_after): Likewise.
11799 (sra_init_cache): Likewise.
11800 (sra_type_can_be_decomposed_p): Likewise.
11801 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
11802 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
11803 (sra_insert_before): Likewise.
11804 (sra_insert_after): Likewise.
11805 (sra_init_cache): Likewise.
11806 (insert_edge_copies_seq): Made static and moved upwards.
11808 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
11811 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
11813 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
11814 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
11817 2009-05-20 Richard Guenther <rguenther@suse.de>
11819 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11820 with mismatched comparison modes.
11822 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11824 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
11825 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
11826 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
11827 with shifts for Thumb2.
11828 (orsi_notsi): New for orn.
11829 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
11830 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
11831 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
11832 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
11833 Don't invert remainder for IOR.
11835 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
11837 PR tree-optimization/40087
11838 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
11839 number_of_iterations_ne): Rename never_infinite argument.
11840 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
11841 number_of_iterations_le): Handle pointer-type ivs when
11842 exit_must_be_taken is false.
11843 (number_of_iterations_cond): Do not always assume that
11844 exit_must_be_taken if the control variable is a pointer.
11846 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
11848 * c-typeck.c (build_binary_op): Allow % on integal vectors.
11849 * doc/extend.texi (Vector Extension): Document that % is allowed too.
11851 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
11853 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
11854 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
11856 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11859 * c.opt (Wlogical-op): Disabled by default.
11860 * c-opt (c_common_post_options): Do not enable Wlogical-op with
11862 * doc/invoke.texi (Wlogical-op): Likewise.
11864 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
11866 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
11868 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
11869 Propagate the type of the first operand.
11870 <ASSERT_EXPR>: Simplify.
11871 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
11872 Rewrite using the RHS code as discriminant.
11873 <NOP_EXPR>: Turn into CASE_CONVERT.
11874 <PLUS_EXPR>: Propagate the type of the first operand.
11876 2009-05-19 Steve Ellcey <sje@cup.hp.com>
11878 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
11879 (ia64_dconst_0_375): New.
11880 * config/ia64/ia64.c (ia64_override_options): Remove
11881 -minline-sqrt-min-latency warning.
11882 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
11883 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
11884 * config/ia64/ia64.md (*sqrt_approx): Remove.
11885 (sqrtsf2): Remove #if 0.
11886 (sqrtsf2_internal_thr): Rewrite and move to div.md.
11887 (sqrtdf): Remove assert.
11888 (sqrtdf2_internal_thr): Rewrite and move to div.md.
11889 (sqrtxf2): Remove #if 0.
11890 (sqrtxf2_internal_thr): Rewrite and move to div.md.
11891 * div.md (sqrt_approx_rf): New.
11892 (sqrtsf2_internal_thr): New implementation.
11893 (sqrtsf2_internal_lat): New.
11894 (sqrtdf2_internal_thr: New implementation.
11895 (sqrtxf2_internal): New implementation.
11897 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
11898 Hans-Peter Nilsson <hp@axis.com>
11900 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
11901 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
11902 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
11903 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
11904 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
11905 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
11906 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
11907 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
11908 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
11909 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
11910 * c-common.c: ...from here.
11912 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11914 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
11916 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11918 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
11920 2009-05-19 Ben Elliston <bje@au.ibm.com>
11922 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
11923 assignments with memcpy calls.
11924 (add_fdes): Likewise.
11925 (binary_search_unencoded_fdes): Likewise.
11926 (linear_search_fdes): Eliminate type puns.
11928 2009-05-19 Richard Guenther <rguenther@suse.de>
11930 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
11931 not falsely claim to have propagated into all uses.
11933 2009-05-19 Ben Elliston <bje@au.ibm.com>
11935 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
11938 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11940 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
11941 * config/sh/sh.c (sh_legitimate_address_p): Make static.
11942 (TARGET_LEGITIMATE_ADDRESS_P): New.
11943 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
11944 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
11946 2009-05-18 Dodji Seketeli <dodji@redhat.com>
11949 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
11950 child of the containing namespace's DIE.
11952 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
11954 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
11955 *zero_extendhi_truncqi): Move after the zero_extend patterns.
11956 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
11959 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
11962 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
11963 gen_align with gen_pad.
11964 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
11965 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
11967 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
11968 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
11970 * config/i386/i386.md (align): Renamed to ...
11971 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
11972 ASM_OUTPUT_MAX_SKIP_PAD.
11974 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
11976 * config.gcc: Fix variable syntax.
11979 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
11980 before calling exact_log2.
11981 (output_iorsi3): Likewise.
11982 (output_xorsi3): Likewise.
11984 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
11986 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
11987 for the none zero constant operand except for EQ and NE
11988 comprisons even when the first operand is R0.
11990 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
11992 * config/s390/2064.md: Remove trailing whitespaces.
11993 * config/s390/2084.md: Likewise.
11994 * config/s390/constraints.md: Likewise.
11995 * config/s390/fixdfdi.h: Likewise.
11996 * config/s390/libgcc-glibc.ver: Likewise.
11997 * config/s390/s390-modes.def: Likewise.
11998 * config/s390/s390-protos.h: Likewise.
11999 * config/s390/s390.c: Likewise.
12000 * config/s390/s390.h: Likewise.
12001 * config/s390/s390.md: Likewise.
12002 * config/s390/tpf-unwind.h: Likewise.
12004 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12006 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12008 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12011 * configure.ac (m68k-*-*): Check if binutils support TLS.
12012 * configure: Regenerate.
12013 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12014 * config/m68k/constraints.md (Cu): New constraint.
12015 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12016 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12017 (movsi): Handle TLS symbols.
12018 (addsi3_5200): Handle XTLS symbols, indent.
12019 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12020 (m68k_tls_reference_p): Declare.
12021 (m68k_legitimize_address): Declare.
12022 (m68k_unwrap_symbol): Declare.
12023 * config/m68k/m68k.opt (mxtls): New option.
12024 * config/m68k/m68k.c (ggc.h): Include.
12025 (m68k_output_dwarf_dtprel): Implement hook.
12026 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12027 (m68k_expand_prologue): Load GOT pointer when function needs it.
12028 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12029 (m68k_legitimate_constant_address_p): Same.
12030 (m68k_decompose_address): Handle TLS references.
12031 (m68k_get_gp): New static function.
12032 (enum m68k_reloc): New contants.
12033 (TLS_RELOC_P): New macro.
12034 (m68k_wrap_symbol): New static function.
12035 (m68k_unwrap_symbol): New function.
12036 (m68k_final_prescan_insn_1): New static function.
12037 (m68k_final_prescan_insn): New function.
12038 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12040 (legitimize_pic_address): Handle TLS references..
12041 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12042 (m68k_libcall_value_in_a0_p)
12043 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12044 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12045 (m68k_legitimize_tls_address): Handle TLS references.
12046 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12048 (m68k_legitimize_address): Handle TLS symbols.
12049 (m68k_get_reloc_decoration): New static function.
12050 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12052 (m68k_output_dwarf_dtprel): Implement hook.
12053 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12054 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12055 m68k_call_* routines.
12056 (sched_attr_op_type): Handle TLS symbols.
12057 (gt-m68k.h): Include.
12058 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12059 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12061 2009-05-18 Martin Jambor <mjambor@suse.cz>
12063 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12064 (visit_store_addr_for_mod_analysis): New function.
12065 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12066 (determine_cst_member_ptr): Use gimple_assign_single_p.
12067 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12068 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12069 operands. Don't check number of operands of a NOP_EXPR.
12071 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12073 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12075 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12078 * c-common.c (warn_logical_operator): Don't warn if one of
12079 expression isn't always true or false.
12081 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12083 * config/i386/biarch32.h: New file.
12084 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12086 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12088 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12089 *zero_extend<mode>_truncqi): Merge these into ...
12090 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12091 Name the pattern following this as *zero_extendhi_truncqi.
12093 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12095 PR middle-end/39301
12096 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12097 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12098 (output_info): Make field HOST_WIDEST_INT.
12099 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12100 (dump_bitmat_statistics): Same.
12102 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12104 * config.gcc (use_gcc_stdint): Set to wrap.
12105 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12106 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12107 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12108 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12109 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12110 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12111 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12112 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12114 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12116 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12118 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12119 Move definitions earlier.
12120 (OPT_ARCH64, OPT_ARCH32): Define.
12121 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12124 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12127 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12130 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12132 * arm.md (movdi2): Copy non-reg values to DImode registers.
12134 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12137 * final.c (label_to_max_skip): New function.
12138 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12139 CODE_LABEL_NUMBER <= max_labelno.
12140 * output.h (label_to_max_skip): New prototype.
12141 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12142 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12143 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12144 Handle CODE_LABELs with >= 16 byte alignment or with
12145 max_skip == (1 << align) - 1.
12146 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12147 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12150 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12151 .p2align 3 if MAX_SKIP is smaller than 7.
12152 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12154 2009-05-15 Ian Lance Taylor <iant@google.com>
12156 * alias.c (struct alias_set_entry_d): Rename from struct
12157 alias_set_entry. Change all uses.
12158 * except.c (struct call_site_record_d): Rename from struct
12159 call_site_record. Change all uses.
12160 * except.h (struct eh_region_d): Rename from struct eh_region.
12162 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12164 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12165 ivtype_map_elt. Change all uses.
12166 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12168 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12169 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12171 (struct sese_d): Rename from struct sese. Change all uses.
12172 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12173 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12174 * optabs.h (struct optab_d): Rename from struct optab. Change all
12176 (struct convert_optab_d): Rename from struct convert_optab.
12178 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12179 ipa_opt_pass. Change all uses.
12180 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12183 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12184 defined as a typedef.
12185 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12188 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12191 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12193 (merge_ranges): Returns bool.
12194 * tree.h (make_range): .. to here.
12195 (build_range_check): Likewise.
12196 (merge_ranges): Likewise. Renamed from merge_ranges.
12197 * c-typeck.c (parser_build_binary_op): Update calls to
12198 warn_logical_operator.
12199 * c-common.c (warn_logical_operator): Add new warning.
12200 * c-common.h (warn_logical_operator): Update declaration.
12202 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12204 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12206 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12208 * doc/install.texi: Document MPC requirements, flags etc.
12210 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12211 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12212 Evaluate constant arguments.
12213 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12214 (fold_builtin_1): Likewise, also evaluate constant arguments.
12215 Remove superfluous break.
12216 (do_mpc_ckconv): New.
12217 * real.h: Include mpc.h.
12218 * toplev.c (print_version): Output MPC version info if available.
12220 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12222 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12224 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12226 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12229 2009-05-15 Jan Hubicka <jh@suse.cz>
12231 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12232 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12233 (try_inline): Fix return value.
12234 (cgraph_decide_inlining_incrementally): Honor new value.
12235 (cgraph_early_inlining): Handle indirect inlining.
12236 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12238 2009-05-15 Jan Hubicka <jh@suse.cz>
12240 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12241 * cgraphunit.c (cgraph_finalize_function): Set it.
12242 (cgraph_expand_function): Use it.
12244 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12246 * real.c (encode_ieee_half): Define.
12247 (decode_ieee_half): Define.
12248 (ieee_half_format): Define.
12249 (arm_half_format): Define.
12250 * real.h (ieee_half_format): Declare.
12251 (arm_half_format): Declare.
12253 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12255 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12256 swapped, and reversed optabs exist before trying to use them.
12258 2009-05-15 Paul Brook <paul@codesourcery.com>
12259 Sandra Loosemore <sandra@codesourcery.com>
12261 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12262 loads. Allow PRE_DEC.
12263 (output_move_neon): Handle PRE_DEC.
12264 (arm_print_operand): Add 'A' for neon structure loads.
12265 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12266 * config/arm/neon.md (neon_mov): Update comment.
12267 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12269 (Um): New constraint.
12271 2009-05-15 Jan Hubicka <jh@suse.cz>
12273 Revert the following patch until testsuite fallout is fixed:
12274 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12275 * cgraph.h (struct inline_summary): New filed self_wize,
12276 size_inlining_benefit, self_time and time_inlining_benefit.
12277 (struct cgraph_global_info): Replace insns by time ans size fields.
12278 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12279 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12280 (ipcp_update_callgraph): Do not touch function bodies.
12281 * ipa-inline.c: Include except.h
12282 (MAX_TIME): New constant.
12283 (overall_insns): Remove
12284 (overall_size, max_benefit): New static variables.
12285 (cgraph_estimate_time_after_inlining): New function.
12286 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12287 (cgraph_clone_inlined_nodes): Update size.
12288 (cgraph_mark_inline_edge): Update size.
12289 (cgraph_estimate_growth): Use size info.
12290 (cgraph_check_inline_limits): Check size.
12291 (cgraph_default_inline_p): Likewise.
12292 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12293 (cgraph_decide_recursive_inlining): Check size.
12294 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12296 (cgraph_decide_inlining): Likewise.
12297 (cgraph_decide_inlining_incrementally): Likewise; honor
12298 PARAM_EARLY_INLINING_INSNS.
12299 (likely_eliminated_by_inlining_p): New predicate.
12300 (estimate_function_body_sizes): New function.
12301 (compute_inline_parameters): Use it.
12302 * except.c (must_not_throw_labels): New function.
12303 * except.h (must_not_throw_labels): Declare.
12304 * tree-inline.c (init_inline_once): Kill inlining_weigths
12305 * tree-ssa-structalias.c: Avoid uninitialized warning.
12306 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12307 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12308 (PARAM_INLINE_CALL_COST): Remove.
12309 (PARAM_EARLY_INLINING_INSNS): New.
12311 2009-05-15 Richard Guenther <rguenther@suse.de>
12313 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12314 not TODO_update_ssa.
12316 2009-05-15 Richard Guenther <rguenther@suse.de>
12318 PR tree-optimization/39999
12319 * gimple.h (gimple_expr_type): Use the expression type looking
12320 through useless conversions.
12321 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12322 (vn_nary_op_insert_stmt): Likewise.
12323 (simplify_binary_expression): Likewise.
12325 2009-05-15 Richard Guenther <rguenther@suse.de>
12327 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12328 New options, enabled by default.
12329 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12331 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12332 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12333 * tree-ssa-structalias.c (gate_tree_pta): New function.
12334 (pass_build_alias): Use it.
12336 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12339 recurse on an invariant address if a conversion from a pointer
12340 type to a wider integer type is involved.
12342 2009-05-15 Jan Hubicka <jh@suse.cz>
12344 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12345 * cgraph.h (struct inline_summary): New filed self_wize,
12346 size_inlining_benefit, self_time and time_inlining_benefit.
12347 (struct cgraph_global_info): Replace insns by time ans size fields.
12348 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12349 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12350 (ipcp_update_callgraph): Do not touch function bodies.
12351 * ipa-inline.c: Include except.h
12352 (MAX_TIME): New constant.
12353 (overall_insns): Remove
12354 (overall_size, max_benefit): New static variables.
12355 (cgraph_estimate_time_after_inlining): New function.
12356 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12357 (cgraph_clone_inlined_nodes): Update size.
12358 (cgraph_mark_inline_edge): Update size.
12359 (cgraph_estimate_growth): Use size info.
12360 (cgraph_check_inline_limits): Check size.
12361 (cgraph_default_inline_p): Likewise.
12362 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12363 (cgraph_decide_recursive_inlining): Check size.
12364 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12366 (cgraph_decide_inlining): Likewise.
12367 (cgraph_decide_inlining_incrementally): Likewise; honor
12368 PARAM_EARLY_INLINING_INSNS.
12369 (likely_eliminated_by_inlining_p): New predicate.
12370 (estimate_function_body_sizes): New function.
12371 (compute_inline_parameters): Use it.
12372 * except.c (must_not_throw_labels): New function.
12373 * except.h (must_not_throw_labels): Declare.
12374 * tree-inline.c (init_inline_once): Kill inlining_weigths
12375 * tree-ssa-structalias.c: Avoid uninitialized warning.
12376 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12377 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12378 (PARAM_INLINE_CALL_COST): Remove.
12379 (PARAM_EARLY_INLINING_INSNS): New.
12380 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12381 (inline-call-cost): Remove.
12382 (early-inlining-insns): New.
12384 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12386 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12388 (print_int_cst_bounds_in_octal_p): Likewise.
12389 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12391 * dwarf2out.c (base_type_die): Likewise.
12392 (is_subrange_type): Delete.
12393 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12394 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12395 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12396 if the destination type is boolean.
12397 (build_range_check): Do not special-case subtypes.
12398 (fold_sign_changed_comparison): Likewise.
12399 (fold_unary): Likewise.
12400 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12401 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12402 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12403 * tree.c (subrange_type_for_debug_p): New predicate based on the
12404 former is_subrange_type.
12405 * tree.h (subrange_type_for_debug_p): Declare.
12406 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12407 (convert_affine_scev): Remove call to above function.
12408 (chrec_convert_aggressive): Likewise.
12409 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12410 false for conversions involving subtypes.
12411 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12412 (vrp_val_min): Likewise.
12413 (needs_overflow_infinity): Likewise.
12414 (extract_range_from_unary_expr): Likewise.
12416 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12418 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12419 * config/frv/frv.c: Likewise.
12420 * config/s390/s390.c: Likewise.
12421 * config/sparc/sparc.h: Likewise.
12422 * config/i386/i386.h: Likewise.
12423 * config/i386/i386.c: Likewise.
12424 * config/crx/crx.c: Likewise.
12425 * config/m68hc11/m68hc11.h: Likewise.
12426 * config/iq2000/iq2000.c: Likewise.
12427 * config/mn10300/mn10300.h: Likewise.
12428 * config/mn10300/mn10300.c: Likewise.
12429 * config/m68k/m68k.c: Likewise.
12430 * config/rs6000/rs6000.c: Likewise.
12431 * config/rs6000/xcoff.h: Likewise.
12432 * config/rs6000/linux64.h: Likewise.
12433 * config/rs6000/sysv4.h: Likewise.
12434 * config/score/score3.c: Likewise.
12435 * config/score/score7.c: Likewise.
12436 * config/score/score.c: Likewise.
12437 * config/arm/arm.md: Likewise.
12438 * config/mips/mips.c: Likewise.
12439 * config/mips/mips.md: Likewise.
12440 * config/bfin/bfin.h: Likewise.
12441 * config/pa/pa.c: Likewise.
12442 * config/pa/constraints.md: Likewise.
12444 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12445 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12446 * config/pdp11/pdp11.h: Use memory_address_p instead.
12448 2009-05-14 Ian Lance Taylor <iant@google.com>
12450 * passes.c (finish_optimization_passes): Change i to int.
12451 * plugin.c (plugins_active_p): Change event to int.
12452 (dump_active_plugins): Likewise.
12453 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12455 * tree.c (tree_range_check_failed): Change c to unsigned int.
12456 (omp_clause_range_check_failed): Likewise.
12457 (build_common_builtin_nodes): Change mode to int. Add cast.
12458 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12459 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12461 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12462 ++ or -- with a variable of enum type.
12464 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12467 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12469 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12471 * store-motion.c: Do not include params.h
12472 * Makefile.in: Fix dependencies for various files.
12474 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12476 * auto-inc-dec.c: Fix pass description, remove apparent
12477 accidental duplication.
12479 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12481 PR middle-end/40147
12482 * ipa-utils.h (memory_identifier_string): Moved to ...
12483 * tree.h (memory_identifier_string): Here. Add GTY(()).
12485 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12487 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12488 in the former documentation of...
12489 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12490 * ira-conflicts.c (get_dup_num): Use address_operand.
12491 * targhooks.c (default_legitimate_address_p): New.
12492 * targhooks.h (default_legitimate_address_p): New.
12493 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12495 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12496 * target.h (struct target): Add legitimate_address_p.
12497 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12498 (TARGET_INITIALIZER): Include it.
12500 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12501 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12502 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12503 (TARGET_LEGITIMATE_ADDRESS_P): New.
12505 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12506 (REG_OK_STRICT_P): Delete.
12507 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12508 (frv_legitimate_address_p_1): ... this.
12509 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12510 (frv_legitimate_address_p_1): ... the renamed old
12511 frv_legitimate_address_p.
12512 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12513 (TARGET_LEGITIMATE_ADDRESS_P): New.
12515 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12516 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12517 * config/s390/s390.c (legitimate_address_p): Rename to...
12518 (s390_legitimate_address_p): ... this, make static.
12519 (legitimize_address): Adjust call.
12520 (TARGET_LEGITIMATE_ADDRESS_P): New.
12521 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12523 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12524 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12525 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12526 (TARGET_LEGITIMATE_ADDRESS_P): New.
12528 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12529 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12530 * config/spu/spu.c (spu_legitimate_address): Rename to...
12531 (spu_legitimate_address_p): ... this, make static.
12532 (TARGET_LEGITIMATE_ADDRESS_P): New.
12534 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12535 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12536 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12537 (sparc_legitimate_address_p): ... this, make static and return bool.
12538 (legitimize_address): Adjust call.
12539 (TARGET_LEGITIMATE_ADDRESS_P): New.
12541 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12542 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12543 * config/i386/i386.c (legitimate_address_p): Rename to...
12544 (ix86_legitimate_address_p): ... this, make static.
12545 (constant_address_p): Move after it, adjust call.
12546 (TARGET_LEGITIMATE_ADDRESS_P): New.
12548 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12549 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12550 * config/avr/avr.c (legitimate_address_p): Rename to...
12551 (avr_legitimate_address_p): ... this, make static.
12552 (legitimize_address): Adjust call.
12553 (TARGET_LEGITIMATE_ADDRESS_P): New.
12555 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12556 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12557 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12558 (TARGET_LEGITIMATE_ADDRESS_P): New.
12560 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12561 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12562 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12563 (TARGET_LEGITIMATE_ADDRESS_P): New.
12565 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12566 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12568 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12570 (TARGET_LEGITIMATE_ADDRESS_P): New.
12572 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12573 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12575 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12577 (m68hc11_legitimate_address_p): ... this, make static.
12578 (go_if_legitimate_address_internal): Rename to...
12579 (m68hc11_legitimate_address_p_1): ... this.
12580 (legitimize_address): Adjust call.
12581 (TARGET_LEGITIMATE_ADDRESS_P): New.
12583 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12584 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12585 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12586 (TARGET_LEGITIMATE_ADDRESS_P): New.
12588 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12589 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12590 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12591 (mn10300_legitimate_address_p): ... this, make static.
12592 (TARGET_LEGITIMATE_ADDRESS_P): New.
12594 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12595 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12596 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12597 (TARGET_LEGITIMATE_ADDRESS_P): New.
12599 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12600 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12601 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12602 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12603 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12604 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12605 (rs6000_legitimate_address_p): ... this, make static.
12606 (TARGET_LEGITIMATE_ADDRESS_P): New.
12607 (REG_MODE_OK_FOR_BASE_P): Delete.
12608 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12610 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12611 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12613 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12614 static, adjust types.
12615 (TARGET_LEGITIMATE_ADDRESS_P): New.
12617 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12618 * config/score/score.c (score_address_p): Rename to...
12619 (score_legitimate_address_p): ... this.
12620 (TARGET_LEGITIMATE_ADDRESS_P): New.
12621 * config/score/score3.c (score3_address_p): Rename to...
12622 (score3_legitimate_address_p): ... this.
12623 * config/score/score7.c (score7_address_p): Rename to...
12624 (score7_legitimate_address_p): ... this.
12626 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12627 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12628 GO_IF_LEGITIMATE_ADDRESS): Delete.
12629 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12630 thumb2_legitimate_address_p): Delete.
12631 (arm_legitimate_address_p): Rename to...
12632 (arm_legitimate_address_outer_p): ... this.
12633 * config/arm/constraints.md ("Uq"): Adjust call.
12634 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12635 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12637 (arm_legitimate_address_outer_p): ... this.
12638 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12640 (TARGET_LEGITIMATE_ADDRESS_P): New.
12642 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12643 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12644 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12645 (TARGET_LEGITIMATE_ADDRESS_P): New.
12647 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12648 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12649 * config/vax/vax.c (legitimate_address_p): Rename to...
12650 (vax_legitimate_address_p): ... this, make static.
12651 (TARGET_LEGITIMATE_ADDRESS_P): New.
12653 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12654 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12655 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12656 (TARGET_LEGITIMATE_ADDRESS_P): New.
12658 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12659 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12660 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12661 (mmix_legitimate_address_p): ... this, make static.
12662 (TARGET_LEGITIMATE_ADDRESS_P): New.
12664 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12665 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12666 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12667 (TARGET_LEGITIMATE_ADDRESS_P): New.
12669 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12671 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12672 of MODE_COMPLEX_INT.
12674 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12676 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12677 LCT_NORMAL in function call.
12678 * mips-tdump.c (print_file_desc): Add cast to enum type.
12679 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12680 (mark_stabs): Add casts to enum types.
12681 (parse_stabs_common): Add casts to enum types.
12683 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12685 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12686 Check for invalid values of LETTER.
12688 2009-05-13 Taras Glek <tglek@mozilla.com>
12690 * attribs.c (register_attribute): moved out attribute registration
12691 into register_attribute.
12692 * doc/plugins.texi: Documented register_attribute and
12694 * gcc-plugin.h: Added forward decl for register_attribute.
12695 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12696 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12697 PLUGIN_ATTRIBUTES boilerplate.
12699 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
12701 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
12702 values even in sentinel and empty entries.
12703 (ms_printf_flag_specs): Likewise.
12704 (ms_scanf_flag_specs): Likewise.
12705 (ms_strftime_flag_specs): Likewise.
12706 (ms_print_char_table): Likewise.
12707 (ms_scan_char_table): Likewise.
12708 (ms_time_char_table): Likewise.
12710 2009-05-13 Doug Kwan <dougkwan@google.com>
12712 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
12714 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12716 * config/mips/mips.md (store): Add attributes for QI and HI.
12718 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
12719 (truncdi<mode>2): ... this new pattern.
12721 2009-05-13 Brad Hards <bradh@kde.org>
12723 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
12725 2009-05-14 Jakub Jelinek <jakub@redhat.com>
12726 Ben Elliston <bje@au.ibm.com>
12728 PR middle-end/40035
12729 * dse.c (check_mem_read_rtx): Guard against width == -1.
12731 2009-05-13 Michael Matz <matz@suse.de>
12733 PR middle-end/39976
12734 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
12735 (trivially_conflicts_p): New function.
12736 (insert_backedge_copies): Use it.
12738 2009-05-13 Janis Johnson <janis187@us.ibm.com>
12740 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
12741 (handle_stdc_pragma): Use new enum constant names.
12742 (handle_pragma_float_const_decimal64): Ditto.
12744 2009-05-13 Ian Lance Taylor <iant@google.com>
12746 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
12749 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
12751 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
12752 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
12754 * config/m68k/m68k.h (FL_UCLINUX): Define.
12756 2009-05-13 Jan Hubicka <jh@suse.cz>
12758 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
12760 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12762 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
12763 unless -fschedule-insns is specified.
12765 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12768 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
12769 TARGET_EXPAND_CBRANCHDI4.
12770 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
12771 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
12772 (cmpeqdi): Fix comment.
12774 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
12776 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
12777 (sh_legitimate_address_p): Likewise.
12778 * config/sh/sh.c (sh_legitimate_index_p): New.
12779 (sh_legitimate_address_p): Likewise.
12780 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
12781 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
12782 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
12783 (MAYBE_BASE_REGISTER_RTX_P): New macro.
12784 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
12785 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
12786 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
12787 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
12788 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
12790 2009-05-12 Jan Hubicka <jh@suse.cz>
12792 * tree-inline.c (estimate_operator_cost): Add operands;
12793 when division happens by constant, it is cheap.
12794 (estimate_num_insns): Loads and stores are not having cost of 0;
12795 EH magic stuff is cheap; when computing runtime cost of switch,
12796 use log2 base of amount of its cases; builtin_expect has cost of 0;
12797 compute cost for moving return value of call.
12798 (init_inline_once): Initialize time_based flags.
12799 * tree-inline.h (eni_weights_d): Add time_based flag.
12801 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12803 * df-core.c: Update head documentation.
12805 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12808 * rs6000.c (rs6000_generate_compare): Use op1b instead of
12809 shadowing exisiting variable op1.
12811 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
12814 * config/i386/driver-i386.c (processor_signatures): New enum.
12815 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
12816 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
12817 processor signature to detect geode processor.
12819 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12823 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12825 * optabs.c (prepare_cmp_insn): Temporarily disable test that
12826 causes spurious differences between trunk and cond-optab branch.
12828 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
12830 * dojump.c (compare_from_rtx): Delete.
12831 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
12832 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
12833 if the comparison does not satisfy the predicate; test predicates for
12834 operands 2 and 3 of a cstore pattern. Don't try cstore optab
12835 further if one existing pattern fails.
12836 * expr.h (compare_from_rtx): Delete.
12837 (prepare_operand): Declare it.
12838 * optabs.c: Change "lib call" to "libcall" throughout.
12839 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
12840 HAVE_conditional_trap, emit_cmp_insn): Delete.
12841 (can_compare_p): Delete cmp_optab case.
12842 (prepare_float_lib_cmp): Return an rtx and a machine mode.
12843 Accept other parameters by value.
12844 (prepare_operand): Make non-static.
12845 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
12846 other parameters by value. Try to widen operands here based on
12847 an optab_methods argument and looking at cbranch_optab.
12848 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
12849 loop. Use cbranch_optab directly.
12850 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
12851 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
12853 (emit_conditional_move, emit_conditional_add): Inline what's needed
12854 of compare_from_rtx, using new prepare_cmp_insn for the rest.
12855 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
12856 with COMPARE. Move cmov_optab and cstore_optab above
12857 with cbranch_optab, move cmp_optab down with ucmp_optab,
12858 remove tst_otpab. Do not initialize trap_rtx.
12859 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
12860 for trap code. Do not check HAVE_conditional_trap. Use
12861 prepare_cmp_insn. Accept no predicate for operand 3.
12862 * optabs.h (OTI_cmp): Mark as used only for libcalls.
12863 (OTI_ctrap, ctrap_optab): New.
12864 (tst_optab): Delete.
12865 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
12866 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
12867 with lookup of ctrap_optab.
12868 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
12870 (ctrap_optab): New.
12872 * combine.c (combine_simplify_rtx, simplify_set): Do not
12873 special case comparing against zero for cc0 machines.
12874 * simplify-rtx.c (simplify_binary_operation_1): Never remove
12875 COMPARE on cc0 machines.
12876 (simplify_relational_operation): Return a new expression when
12877 a COMPARE could be removed.
12878 * final.c (final_scan_insn): Compare cc_status values
12879 against LHS of a (compare FOO (const_int 0)) cc0 source.
12880 Also check if cc_status.value is the full compare.
12882 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
12883 (cstoreMM4): Document.
12884 (conditional_trap): Document ctrapMM4 instead.
12885 (sync_compare_and_swapMM): Refer to cbranchcc4.
12886 (Dependent Patterns): Eliminate obsolete information referring to
12887 the old jump optimization phase.
12888 (Canonicalization): Include cbranchcc4 case, omit canonicalization
12889 of compares with 0 on cc0 machines.
12890 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
12891 avoiding references to cc0. Remove text about storing operands
12893 * doc/tm.texi (Condition Codes): Include blurb on different
12894 condition code representations, separate into subsections for
12895 CC0, MODE_CC and conditional execution.
12897 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
12898 alpha_emit_setcc): Accept operands and a machine mode.
12899 * config/alpha/alpha.c (alpha_emit_conditional_branch):
12900 Get code/op0/op1 from operands, use machine mode argument
12901 instead of alpha_compare.fp_p. Emit the branch here.
12902 (alpha_emit_setcc): Likewise, and return boolean.
12903 (alpha_emit_conditional_move): Likewise. Assert that
12904 cmp_op_mode == cmp_mode, and simplify accordingly.
12905 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
12906 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
12907 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
12909 (stack probe test): Use cbranchdi4.
12910 * config/alpha/predicates.md (alpha_cbranch_operator): New.
12912 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
12913 * config/arc/arc.h (movsicc, movsfcc): Use it.
12914 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
12915 (cbranchsi4, cstoresi4): New.
12916 (cmpsi, bCC and sCC expanders): Remove.
12918 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
12919 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
12920 * config/arm/predicates.md (arm_comparison_operator): Only include
12921 floating-point operators if there is a hardware floating-point unit.
12922 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
12923 deferring to cbranch_cc and cstore_cc respectively.
12924 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
12925 cbranch_cc, cstore_cc): New.
12926 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
12928 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
12930 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
12931 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
12933 (adjust_insn_length): Adjust calls.
12934 (avr_reorg): Handle (compare (foo) (const_int 0)).
12935 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
12936 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
12937 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
12938 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
12940 (cbranchqi4, cbranchhi4, cbranchsi4): New.
12941 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
12943 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
12944 (cbranchsi4, cstorebi4, cstoresi4): New.
12945 (movbisi): This insn is duplicate, split it to zero_extend.
12946 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
12947 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
12948 (bfin_optimize_loop): Use cbranch expander.
12949 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
12950 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
12951 (bfin_bimode_comparison_operator): ... this.
12952 (bfin_direct_comparison_operator): New.
12954 * config/cris/cris.c (cris_normal_notice_update_cc): Look
12955 inside (compare FOO (const_int 0)).
12956 (cris_rtx_costs): Handle ZERO_EXTRACT.
12957 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
12958 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
12959 (*tstdi_v32): Delete.
12960 (*cmpdi_non_v32): Add M alternative for operand 1.
12961 (cmpsi, cmp<mode>): Make private.
12962 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
12964 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
12966 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
12967 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
12968 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
12969 (cc_reg_operand): New.
12970 (any_cond): Delete.
12971 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
12972 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
12973 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
12974 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
12975 crx_expand_scond): Delete.
12977 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
12979 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
12980 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
12982 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
12983 cstoresi4, cstoresf4, cstoredf4): New.
12984 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
12985 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12986 Receive the entire operands array.
12987 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
12988 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
12989 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
12990 Get test/op0/op1 from the operands array.
12991 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
12993 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
12994 (h8300_expand_store): New.
12995 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
12997 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
12998 (h8300_expand_store): New.
12999 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13000 or do not try to produce (set (cc0) REG).
13001 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13002 change a compare into a move to a scratch register. Disable some
13003 peepholes when comparing with zero.
13004 (tstsi, tsthi, tstsi, cmpqi): Make private.
13006 (bCC, sCC): Delete.
13007 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13010 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13011 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13012 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13013 (ix86_emit_i387_log1p): Use cbranchxf2.
13014 (ix86_expand_setcc): Return void.
13015 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13016 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13017 cmp<MODEF>, cmpcc): Remove.
13018 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13019 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13020 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13021 (sCC and bCC expanders): Remove.
13022 (stack_protect_test): Use cbranchcc4.
13024 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13026 (ia64_expand_compare): Accept three rtx by reference and return void.
13027 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13028 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13029 from *expr. Update *expr with the BImode comparison to do.
13030 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13031 cmptf, bCC, sCC, conditional_trap): Delete.
13032 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13033 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13034 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13035 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13036 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13038 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13039 type of last argument.
13040 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13041 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13042 use machine mode argument instead of branch_type. Remove dead
13043 code for floating-point comparisons.
13044 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13045 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13047 (cbranchsi4, cstoresi4): New.
13048 * config/iq2000/predicates.md (reg_or_const_operand): New.
13050 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13051 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13052 (b<code>_op): Rewrite to...
13053 (bcc_op): ... this, using match_operator.
13054 (s<code>_op): Rewrite to...
13055 (scc_op): ... this, using match_operator.
13056 (s<code>_24_op): Rewrite to...
13057 (scc_op_24): ... this, using match_operator.
13058 (s<code>_<mode>): Rewrite to...
13059 (cstore<mode>4): ... this, using match_operator.
13060 (s<code>_<mode>_24): Rewrite to...
13061 (cstore<mode>4_24): ... this, using match_operator.
13062 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13063 m32c_unpend_compare, m32c_expand_scc): Delete.
13064 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13065 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13066 (m32c_expand_movcc): Change NE to EQ if necessary.
13067 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13069 * config/m32r/m32r-protos.h (gen_cond_store): New.
13070 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13071 (gen_cond_store): New, from sCC patterns.
13072 (m32r_expand_block_move): Use cbranchsi4.
13073 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13074 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13075 (cbranchsi4, cstoresi4): New.
13077 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13079 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13080 (m68hc11_notice_update_cc): Look into a compare with 0.
13081 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13083 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13084 cmphi, cmpqi, bCC): Delete.
13085 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13086 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13087 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13090 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13091 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13092 * config/m68k/constraints.md (H): New.
13093 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13094 the define_insn below.
13095 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13096 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13097 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13098 patterns): Wrap RHS with COMPARE.
13099 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13100 (*cmpdi_internal): Name this pattern.
13101 (cmpdi): Change to define_insn.
13102 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13103 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13104 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13106 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13107 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13108 (conditional_trap): Change to...
13109 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13110 (*conditional_trap): Use the ordered_comparison_operator and
13111 const1_operand predicates.
13112 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13113 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13114 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13115 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13117 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13118 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13119 (mcore_gen_compare): New.
13120 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13121 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13122 (mcore_gen_compare): ... this.
13123 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13124 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13125 (stack probe pattern): Use cbranchsi4.
13127 * config/mips/predicates.md (mips_cstore_operator): New.
13128 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13129 * config/mips/mips.md (any_cond): Delete.
13130 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13132 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13133 fixuns_truncsfdi2): Use cbranch patterns.
13134 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13135 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13136 Adjust call to mips_expand_conditional_branch.
13137 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13139 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13140 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13141 * config/mips/mips.c (cmp_operands): Delete.
13142 (mips_emit_compare): Get comparison operands from *op0/*op1.
13143 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13144 that it succeeds. Use op0/op1 instead of cmp_operands.
13145 (mips_expand_conditional_branch, mips_expand_conditional_move,
13146 mips_expand_conditional_trap): Likewise.
13147 (mips_block_move_loop): Use cbranch patterns.
13148 * config/mips/mips.h (cmp_operands): Delete.
13150 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13151 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13152 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13153 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13154 (*cmpcc_folded): Rename to...
13155 (*cmpdi_folded): this.
13156 (*cmpcc): Rename to...
13158 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13161 (cbranchdf4): New. Handle invalid comparisons here.
13162 * config/mmix/predicates.md (float_comparison_operator): New.
13164 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13165 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13166 * config/mn10300/mn10300.md (tst): Delete.
13167 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13168 Name these patterns and wrap RHS in a compare.
13169 (*cmpsi): Make this pattern private. Include tst.
13170 (*cmpsf): Make this pattern private.
13171 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13172 (compare with zero peepholes): Likewise.
13174 (cbranchsi4, cbranchsf4): New.
13175 (casesi): Use cbranchsi4.
13177 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13178 hppa_branch_type): Delete.
13179 (return_addr_rtx): Use cbranchsi4.
13180 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13181 Emit CCFPmode comparison here.
13182 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13183 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13184 hppa_branch_type): Delete.
13185 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13186 (movsicc, movdicc): Remove references to hppa_compare_op0,
13187 hppa_compare_op1 and compare_from_rtx.
13188 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13189 (casesi): Use cbranchsi4.
13191 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13192 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13193 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13194 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13195 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13197 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13198 (*branch, *branch_inverted): New.
13200 * config/picochip/picochip.md (cbranchhi4): Use
13201 ordered_comparison_operator.
13202 (cmphi, bCC): Remove.
13204 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13205 (trap_comparison_operator): Delete.
13206 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13207 rs6000_emit_cbranch): Accept mode and operands.
13208 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13209 rs6000_compare_fp_p): Delete.
13210 (rs6000_generate_compare): Accept mode and comparison. Extract code
13211 and op0/op1 from there. Replace references to rs6000_compare_op0
13212 and rs6000_compare_op1.
13213 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13214 extract result from passed operands.
13215 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13216 extract loc from passed operands.
13217 (rs6000_emit_cmove): Likewise.
13218 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13219 rs6000_compare_fp_p): Delete.
13220 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13221 (cbranch<GPR>4, cbranch<FP>4): New.
13222 (cstore<mode>4): New. Consolidate here all choices about when to use
13223 portable or specialized sCC sequences.
13224 (stack_protect_test): Use cbranchsi4.
13225 (conditional_trap): Replace with ctrap<GPR>4.
13226 (conditional trap insn): Replace trap_comparison_operator with
13227 ordered_comparison_operator.
13229 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13230 (s390_emit_prologue): Use ctrap.
13231 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13232 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13233 New predicates replacing...
13234 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13235 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13236 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13237 (add<mode>cc): Do not use s390_compare_op0/op1.
13238 (s<code>): Change to...
13239 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13240 (seq): Change to...
13241 (cstorecc4): ... this. Handle EQ or NE equally.
13242 (*sne): Un-privatize for use in cstorecc4.
13243 (b<code>): Change to...
13244 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13245 (conditional_trap): Replace with...
13246 (ctrap<GPR>4, ctrap<FP>4): ... these.
13247 (stack_protect): Use cbranchcc4.
13249 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13250 * config/score/score-protos.h (score_gen_cmp): Delete.
13251 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13252 (score_block_move-loop): Use cbranchsi4.
13253 * config/score/score.md (cbranchsi4): New.
13254 (cmpsi, bCC): Delete.
13255 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13256 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13257 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13258 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13259 * config/score/score3.h (score3_gen_cmp): Delete.
13260 * config/score/score7.h (score7_gen_cmp): Delete.
13262 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13263 (sh_emit_scc_to_t): ... this. Return void.
13264 (from_compare): Rename to...
13265 (sh_emit_compare_and_branch): ... this.
13266 (sh_emit_compare_and_set): New.
13267 (sh_expand_t_scc): Accept operands.
13268 * config/sh/predicates.md (sh_float_comparison_operator): New.
13269 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13270 (prepare_scc_operands): Rename to...
13271 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13273 (sh_emit_cheap_store_flag): New.
13274 (sh_emit_set_t_insn): New.
13275 (from_compare): Rename to...
13276 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13277 handling of TARGET_SH2E floating point to avoid recursive call.
13278 Generate branch here.
13279 (sh_emit_compare_and_set): New.
13280 (sh_expand_t_scc): Get op0/op1 from arguments.
13281 (sh_emit_cheap_store_flag): New.
13282 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13284 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13285 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13286 (movsicc, movdicc): Do nothing when it recreated operands from
13287 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13288 prepare_scc_operands (now sh_emit_scc_to_t).
13289 (udivdi3): Use cstoresi4.
13290 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13291 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13292 (cbranchint4_media, cbranchfp4_media): New.
13293 (casesi): Use cbranchdi4.
13294 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13296 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13297 (movnegt): Remove second operand.
13298 (cbranchsf4, cbranchdf4): New.
13299 (stack_protect): Use cbranchdi4/cbranchsi4.
13301 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13302 (gen_compare_reg): Accept comparison, extract part of it to...
13303 (gen_compare_reg_1): ... this.
13304 (gen_compare_operator): Delete.
13305 (gen_v9_scc): Accept separate destination, comparison code and arms.
13306 Do not use sparc_compare_op0/sparc_compare_op1.
13307 (emit_scc_insn, emit_conditional_branch_insn): New.
13308 (emit_v9_brxx): Make static. Remove useless assertion.
13309 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13311 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13312 * config/sparc/sparc-protos.h (gen_compare_reg,
13313 sparc_emit_float_lib_cmp): Adjust prototype.
13314 (emit_scc_insn, emit_conditional_branch_insn): New.
13315 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13316 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13317 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13318 iterators to the top.
13319 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13320 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13321 snedi_special_trunc): Delete.
13322 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13323 and snedi_special_trunc.
13324 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13325 cbranchdi4, cbranch<F:mode>4): New.
13326 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13327 here. Use gen_compare_reg instead of gen_compare_operator.
13328 (conditional_trap): Replace with...
13329 (ctrapsi4, ctrapdi4): ... this.
13330 (stack_protect_test): Use cbranchcc4.
13332 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13334 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13335 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13336 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13337 from operands[0] or operands[3] depending on is_set.
13338 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13339 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13340 cmpdf, bCC), sCC: Remove.
13341 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13342 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13344 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13345 spu_emit_branch_or_set.
13347 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13349 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13350 xstormy16_compare_op1): Delete.
13351 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13352 xstormy16_compare_op1): Delete.
13353 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13355 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13356 (cmphi, cmpsi, bCC): Remove.
13358 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13359 (*cmpsi): ... this one.
13360 (cbranchsi4, cstoresi4): New.
13361 (bCC expanders): Delete.
13362 (sCC insns): Fold into...
13363 (*setcc): ... this one.
13364 (casesi): Do not use gen_cmpsi and gen_bgtu.
13365 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13366 (movsicc): Simplify.
13367 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13369 * config/vax/vax-protos.h (cond_name): New.
13370 (vax_output_conditional_branch): Remove.
13371 * config/vax/vax.c (cond_name): New.
13372 (vax_output_conditional_branch): Remove.
13373 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13374 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13375 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13376 (bit<VAXint>): Wrap source with (compare).
13377 (b<code> and following unnamed pattern): Rename to *branch and
13378 *branch_reversed. Change macroization to match_operator.
13379 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13381 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13382 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13383 Change last argument to machine_mode.
13384 (xtensa_expand_scc): Add machine_mode argument.
13385 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13386 (gen_conditional_move, xtensa_expand_conditional_branch,
13387 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13388 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13389 Adjust operand numbers.
13390 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13392 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13393 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13394 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13396 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13398 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13399 causes spurious differences between trunk and cond-optab branch.
13401 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13404 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13406 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13408 * tree.c (iterative_hash_pointer): Delete.
13409 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13410 Hash UIDs and versions of SSA names. Don't special-case built-in
13411 function declarations.
13413 2009-05-11 Ian Lance Taylor <iant@google.com>
13416 * graphite.c: Force -Wc++-compat to only be a warning before
13417 #including "cloog/cloog.h".
13419 2009-05-11 Martin Jambor <mjambor@suse.cz>
13421 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13423 2009-05-11 Jan Hubicka <jh@suse.cz>
13425 * tree-ssa-loop-ivcanon.c: Include target.h
13426 (struct loop_size): new structure.
13427 (constant_after_peeling): New predicate.
13428 (tree_estimate_loop_size): New function.
13429 (estimated_unrolled_size): Rewrite for new estimates.
13430 (try_unroll_loop_completely): Use new estimates.
13431 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13433 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13435 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13436 libcpp interface change.
13437 (spu_macro_to_expand): Likewise.
13439 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13441 PR tree-optimization/40026
13442 * gimplify.c (gimplify_init_constructor): Change initial conditional
13443 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13444 optimize_compound_literals_in_ctor.
13446 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13448 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13450 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13452 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13454 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13455 HOST_WIDE_INT for gap.
13457 2009-05-11 Ira Rosen <irar@il.ibm.com>
13459 PR tree-optimization/40074
13460 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13461 account in group size and step comparison.
13463 2009-05-11 Richard Guenther <rguenther@suse.de>
13465 * passes.c (init_optimization_passes): Strip now incorrect comment.
13466 (execute_function_todo): Do not set PROP_alias.
13467 * tree-pass.h (PROP_alias): Remove.
13468 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13469 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13470 * tree-nrv.c (pass_return_slot): Likewise.
13471 * tree-object-size.c (pass_object_sizes): Likewise.
13472 * tree-ssa-dom.c (pass_dominator): Likewise.
13473 (pass_phi_only_cprop): Likewise.
13474 * tree-ssa-dse.c (pass_dse): Likewise.
13475 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13476 (pass_cselim): Likewise.
13477 * tree-ssa-pre.c (pass_pre): Likewise.
13478 (pass_fre): Likewise.
13479 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13480 * tree-ssa-sink.c (pass_sink_code): Likewise.
13481 * tree-stdarg.c (pass_stdarg): Likewise.
13482 * tree-tailcall.c (pass_tail_calls): Likewise.
13483 * tree-vrp.c (pass_vrp): Likewise.
13485 2009-05-10 Ian Lance Taylor <iant@google.com>
13487 * basic-block.h (enum profile_status): Break out of struct
13488 control_flow_graph.
13489 * cgraph.h (struct inline_summary): Break out of struct
13491 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13492 of struct cgraph_order_sort.
13493 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13494 * cse.c (struct branch_path): Break out of struct
13495 cse_basic_block_data.
13496 * except.h (enum eh_region_type): Break out of struct eh_region.
13497 * gcc.c (enum add_del): Break out of struct modify_target.
13498 * genrecog.c (enum decision_type): Break out of struct decision_test.
13499 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13501 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13502 * regmove.c (enum match_use): New enum, broken out of struct match.
13503 * sched-int.h (enum post_call_group): New enum, broken out of
13505 (struct deps_reg): Break out of struct deps.
13506 * target.h (struct asm_int_op): Break out of struct gcc_target.
13507 * tree-eh.c (struct goto_queue_node): Break out of struct
13509 * tree-inline.h (enum copy_body_cge_which): Break out of
13511 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13513 * c-decl.c (in_struct, struct_types): New static variables.
13514 (pushtag): Add loc parameter. Change all callers.
13515 (lookup_tag): Add ploc parameter. Change all callers.
13516 (check_compound_literal_type): New function.
13517 (parser_xref_tag): Add loc parameter. Change all callers. If
13518 -Wc++-compat, warn about struct/union/enum types defined within a
13520 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13521 and loc parameters. Change all callers. Change error calls to
13522 error_at, using loc. For a redefinition, if the location of the
13523 original definition is known, report it. Set in_struct and
13524 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13525 (finish_struct): Add new parameters enclosing_in_struct and
13526 enclosing_struct_types. Change all callers. Set
13527 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13528 in the struct. If in a struct, add this struct to struct_types.
13529 (start_enum): Add loc parameter. Change all callers. Use
13530 error_at for errors, using loc. For a redefinition, if the
13531 location of the original definition is known, report it. If in a
13532 struct, add this enum type to struct_types. If -Wc++-compat warn
13533 if in sizeof, typeof, or alignof.
13534 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13535 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13536 (c_parser_enum_specifier): Get enum location for start_enum.
13537 (c_parser_struct_or_union_specifier): Get struct location for
13538 start_struct. Save in_struct and struct_types status between
13539 start_struct and finish_struct.
13540 (c_parser_cast_expression): Get location of cast.
13541 (c_parser_alignof_expression): Get location of type.
13542 (c_parser_postfix_expression): Likewise.
13543 (c_parser_postfix_expression_after_paren_type): Add type_loc
13544 parameter. Change all callers. Call check_compound_literal_type.
13545 Use type_loc for error about variable size type.
13546 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13547 of an enum constant from an enum type defined in a struct or union.
13548 (c_cast_expr): Add loc parameter. Change all callers. If
13549 -Wc++-compat, warn about defining a type in a cast.
13550 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13551 (start_enum, start_struct, finish_struct): Update declarations.
13552 (parser_xref_tag, c_cast_expr): Update declarations.
13553 (check_compound_literal_type): Declare.
13555 2009-05-11 Ben Elliston <bje@au.ibm.com>
13557 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13558 for recent libcpp interface change.
13559 (rs6000_macro_to_expand): Likewise.
13561 2009-05-10 Michael Matz <matz@suse.de>
13564 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13565 not at entry of function.
13567 2009-05-10 Richard Guenther <rguenther@suse.de>
13569 PR tree-optimization/40081
13571 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13572 using the main variant of the element type. Do not fiddle with
13573 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13575 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13576 structs with volatile fields.
13578 2009-05-10 Jan Hubicka <jh@suse.cz>
13580 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13581 (estimate_move_cost): Assert that it does not get called for
13583 (estimate_num_insns): Skip VOID types in argument handling.
13584 (optimize_inline_calls): Delete unreachable blocks and verify that
13585 callgraph is valid.
13587 2009-05-10 Jan Hubicka <jh@suse.cz>
13589 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13590 * cgraph.c (cgraph_mark_address_taken_node): New function.
13591 (dump_cgraph_node): Dump new flag.
13592 * cgraph.h (struct cgraph_node): Add address_taken.
13593 (cgraph_mark_address_taken_node): New function.
13594 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13595 since new direct calls can be born.
13597 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13599 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13600 tok->val.node.node.
13602 2009-05-10 Jan Hubicka <jh@suse.cz>
13604 PR middle-end/40084
13605 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13607 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13608 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13609 * tree-inline.c (copy_bb): Set frequency correctly.
13610 (fold_marked_statements): Update call to
13611 cgraph_update_edges_for_call_stmt.
13613 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13615 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13616 identifiers in diagnostics.
13617 * config/arm/arm.c (arm_handle_fndecl_attribute,
13618 arm_handle_isr_attribute): Likewise.
13619 * config/avr/avr.c (avr_handle_progmem_attribute,
13620 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13621 * config/bfin/bfin.c (handle_int_attribute,
13622 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13623 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13624 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13626 * config/darwin.c (darwin_handle_kext_attribute,
13627 darwin_handle_weak_import_attribute): Likewise.
13628 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13629 h8300_handle_eightbit_data_attribute,
13630 h8300_handle_tiny_data_attribute): Likewise.
13631 * config/i386/i386.c (ix86_handle_cconv_attribute,
13632 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13633 * config/i386/winnt.c (ix86_handle_shared_attribute,
13634 ix86_handle_selectany_attribute): Likewise.
13635 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13636 * config/m32c/m32c.c (function_vector_handler): Likewise.
13637 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13638 m68hc11_handle_fntype_attribute): Likewise.
13639 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13640 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13641 * config/mips/mips.c (mips_insert_attributes,
13642 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13643 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13644 rs6000_handle_struct_attribute): Likewise.
13645 * config/sh/sh.c (sh_insert_attributes,
13646 sh_handle_resbank_handler_attribute,
13647 sh_handle_interrupt_handler_attribute,
13648 sh2a_handle_function_vector_handler_attribute,
13649 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13651 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13652 * config/spu/spu.c (spu_handle_fndecl_attribute,
13653 spu_handle_vector_attribute): Likewise.
13654 * config/stormy16/stormy16.c
13655 (xstormy16_handle_interrupt_attribute): Likewise.
13656 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13657 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13659 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13661 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13662 (pp_translate_identifiers): New.
13663 (pp_identifier): Only conditionally translate identifier to locale
13665 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13666 (pp_base_tree_identifier): Only conditionally translate identifier
13667 to locale character set.
13668 * c-pretty-print.c (M_): Define.
13669 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13670 fragments for conditional translation with M_.
13671 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13672 identifier translation.
13674 2009-05-10 Richard Guenther <rguenther@suse.de>
13676 PR tree-optimization/40081
13677 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13678 using the main variant of the element type. Do not fiddle with
13679 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13681 2009-05-09 Jan Hubicka <jh@suse.cz>
13683 PR middle-end/40080
13684 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13685 indirect calls; verify cgraph afterwards.
13687 2009-05-09 Jan Hubicka <jh@suse.cz>
13690 * ipa.c (update_inlined_to_pointer): New function.
13691 (cgraph_remove_unreachable_nodes): Use it.
13693 2009-05-09 Jan Hubicka <jh@suse.cz>
13695 * tree-eh.c (struct leh_state): Remove prev_try.
13696 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13697 not track prev_try.
13698 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
13699 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
13700 remove_eh_handler_and_replace, foreach_reachable_handler,
13701 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
13702 * except.h (struct eh_region): Remove eh_region_u_cleanup.
13703 (gen_eh_region_cleanup): Update prototype.
13705 2009-05-09 Jan Hubicka <jh@suse.cz>
13707 PR middle-end/40043
13708 * except.c (copy_eh_region): Always set prev_try.
13709 (redirect_eh_edge_to_label): Find outer try.
13710 (foreach_reachable_handler): When looking for prev try
13711 handle case where previous try is not going to be taken.
13713 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13715 PR tree-optimization/40049
13716 * tree-vect-stmts.c (vectorizable_operation): If the machine has
13717 only vector/vector shifts, convert the type of the constant to the
13718 appropriate type to avoid building incorrect trees, which
13719 eventually have problems with garbage collection.
13721 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13723 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
13724 -1 for complex floating-point types if honoring signed zeros.
13726 2009-05-08 Jan Hubicka <jh@suse.cz>
13728 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
13729 argument; handle correctly when profile is absent.
13730 (build_cgraph_edges): Update.
13731 (rebuild_cgraph_edges): Update.
13732 * cgraph.c: Do not include varray.h.
13733 (cgraph_set_call_stmt_including_clones): New function.
13734 (cgraph_create_edge_including_clones): Likewise
13735 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
13736 (cgraph_update_edges_for_call_stmt): Handle clones.
13737 (cgraph_remove_node): Handle clone tree.
13738 (cgraph_remove_node_and_inline_clones): New function.
13739 (dump_cgraph_node): Dump clone tree.
13740 (cgraph_clone_node): Handle clone tree.
13741 (clone_function_name): Bring here from tree-inline.c.
13742 (cgraph_create_virtual_clone): New function.
13743 * cgraph.h (ipa_replace_map): Move here from ipa.h.
13744 (cgraph_clone_info): New function.
13745 (strut cgraph_node): Add clone_info and new clone tree pointers.
13746 (cgraph_remove_node_and_inline_clones,
13747 cgraph_set_call_stmt_including_clones,
13748 cgraph_create_edge_including_clones,
13749 cgraph_create_virtual_clone): Declare.
13750 (cgraph_function_versioning): Use VEC argument.
13751 (compute_call_stmt_bb_frequency): Update prototype.
13752 (cgraph_materialize_all_clones): New function.
13753 * ipa-cp.c (ipcp_update_cloned_node): Remove.
13754 (ipcp_create_replace_map): Update to VECtors.
13755 (ipcp_update_callgraph): Use virtual clones.
13756 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
13757 (ipcp_update_profiling): Do not update local profiling.
13758 (ipcp_insert_stage): Use VECtors and virtual clones.
13759 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
13760 (clone_of_p): New function.
13761 (cgraph_preserve_function_body_p): Use clone tree.
13762 (cgraph_optimize): Materialize clones.
13763 (cgraph_function_versioning): Update for VECtors.
13764 (save_inline_function_body): Use clone tree.
13765 (cgraph_materialize_clone): New function.
13766 (cgraph_materialize_all_clones): Likewise.
13767 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
13768 * ipa.c: Include gimple.h.
13769 (cgraph_remove_unreachable_nodes): Use clone tree.
13770 * ipa-prop.c (ipa_note_param_call): Update call to
13771 compute_call_stmt_bb_frequencycall.
13772 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
13773 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
13774 (copy_bb): Handle updating of clone tree; add new edge when new call
13776 (expand_call_inline): Be strict about every call having edge.
13777 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
13778 (delete_unreachable_blocks_update_callgraph): New function.
13779 (tree_function_versioning): Use VECtors; always remove unreachable
13780 blocks and fold conditionals.
13781 * tree-inline.h: Do not include varray.h.
13782 (tree_function_versioning): Remove.
13783 * Makefile.in (GTFILES): Remove tree-inline.c
13784 * passes.c (do_per_function): Do only functions having body.
13785 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
13788 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
13789 Andrew Morrow <acm@google.com>
13792 * c-common.c (c_common_attribute_table): Permit deprecated
13793 attribute to take an optional argument.
13794 (handle_deprecated_attribute): If the optional argument to
13795 __attribute__((deprecated)) is not a string ignore the attribute
13796 and emit a warning.
13798 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
13799 * c-typeck.c (build_component_ref): Likewise.
13800 (build_external_ref): Likewise.
13802 * toplev.c (warn_deprecated_use): Add an attribute argument.
13803 Emit the message associated with __attribute__((deprecated)).
13805 * toplev.h (warn_deprecated_use): Updated.
13807 * doc/extend.texi: Document new optional parameter to
13808 __attribute__((deprecated))
13810 2009-05-08 Michael Eager <eager@eagercon.com>
13812 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
13813 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
13815 2009-05-08 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/40062
13818 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
13819 Avoid exponential behavior.
13821 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13823 PR rtl-optimization/33928
13825 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
13826 process_uses, build_single_def_use_links): New.
13827 (update_df): Update use_def_ref.
13828 (forward_propagate_into): Use get_def_for_use instead of use-def
13830 (fwprop_init): Call build_single_def_use_links and let it initialize
13832 (fwprop_done): Free use_def_ref.
13833 (fwprop_addr): Eliminate duplicate call to df_set_flags.
13834 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
13835 df_rd_simulate_one_insn): New.
13836 (df_rd_bb_local_compute_process_def): Update head comment.
13837 (df_chain_create_bb): Use the new RD simulation functions.
13838 * df.h (df_rd_simulate_artificial_defs_at_top,
13839 df_rd_simulate_one_insn): New.
13840 * opts.c (decode_options): Enable fwprop at -O1.
13841 * doc/invoke.texi (-fforward-propagate): Document this.
13843 2009-05-08 Joseph Myers <joseph@codesourcery.com>
13846 * c-typeck.c (build_binary_op): Handle arithmetic between one real
13847 and one complex operand specially.
13848 * tree-complex.c (some_nonzerop): Do not identify a real value as
13849 zero if flag_signed_zeros.
13851 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13853 PR rtl-optimization/33928
13854 * loop-invariant.c (record_use): Fix && vs. || mishap.
13856 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
13858 PR rtl-optimization/33928
13859 * loop-invariant.c (struct use): Add addr_use_p.
13860 (struct def): Add n_addr_uses.
13861 (struct invariant): Add cheap_address.
13862 (create_new_invariant): Set cheap_address.
13863 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
13864 (record_uses): Pass df_ref to record_use.
13865 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
13868 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13870 * config/sh/sh.c: Do not include c-pragma.h.
13872 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
13874 * config/spu/spu.c: Remove include of c-common.h.
13876 2009-05-07 Janis Johnson <janis187@us.ibm.com>
13879 * c-common.h (mark_valid_location_for_stdc_pragma,
13880 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
13881 clear_float_const_decimal64, float_const_decimal64_p): New.
13882 * c.opt (Wunsuffixed-float-constants): New.
13883 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
13884 unsuffixed float constant, handle new warning.
13885 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
13886 * c-decl.c (c_scope): New flag float_const_decimal64.
13887 (set_float_const_decimal64, clear_float_const_decimal64,
13888 float_const_decimal64_p): New.
13889 (push_scope): Set new flag.
13890 * c-parser.c (c_parser_translation_unit): Mark when it's valid
13891 to use STDC pragmas.
13892 (c_parser_external_declaration): Ditto.
13893 (c_parser_compound_statement_nostart): Ditto.
13894 * c-pragma.c (valid_location_for_stdc_pragma,
13895 mark_valid_location_for_stdc_pragma,
13896 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
13897 handle_pragma_float_const_decimal64): New.
13898 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
13899 * cp/semantics.c (valid_location_for_stdc_pragma_p,
13900 set_float_const_decimal64, clear_float_const_decimal64,
13901 float_const_decimal64_p): New dummy functions.
13902 * doc/extend.texi (Decimal Float): Remove statement that the
13903 pragma, and suffix for double constants, are not supported.
13904 * doc/invoke.texi (Warning Options): List new option.
13905 (-Wunsuffixed-float-constants): New.
13907 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
13909 * config/i386/i386.c: Do not include c-common.h.
13911 2009-05-07 Mark Heffernan <meheff@google.com>
13913 * doc/invoke.texi (Debugging Options): Document change of debugging
13915 * opts.c (decode_options): Make dump_base_name relative to
13916 aux_base_name directory.
13918 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13920 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
13921 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
13923 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
13925 * Makefile.in (install-plugin): Simplify a bit.
13927 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
13929 * Makefile.in (OBJS-common): Add regcprop.o.
13931 * timevar.def (TV_CPROP_REGISTERS): New.
13932 * regrename.c (regrename_optimize): Return 0.
13933 (rest_of_handle_regrename): Delete.
13934 (pass_rename_registers): Point to regrename_optimize.
13935 (struct value_data_entry, struct value_data,
13936 kill_value_one_regno, kill_value_regno, kill_value,
13937 set_value_regno, init_value_data, kill_clobbered_value,
13938 kill_set_value, kill_autoinc_value, copy_value,
13939 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
13940 replace_oldest_value_reg, replace_oldest_value_addr,
13941 replace_oldest_value_mem, copyprop_hardreg_forward_1,
13942 debug_value_data, validate_value_data): Move...
13943 * regcprop.c: ... here.
13944 (rest_of_handle_cprop): Delete.
13945 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
13947 2009-05-07 Jakub Jelinek <jakub@redhat.com>
13949 PR middle-end/40057
13950 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
13951 GEN_INT for 1 << bitnum.
13952 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
13953 build_int_cst_type.
13955 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
13957 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
13958 Remove wrong description of "nand" operation.
13960 2009-05-06 Richard Guenther <rguenther@suse.de>
13961 Adam Nemet <anemet@caviumnetworks.com>
13963 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
13964 comment. Add that if LHS is not a gimple register, then RHS1 has
13965 to be a single object (GIMPLE_SINGLE_RHS).
13967 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
13969 * expr.c (get_def_for_expr): Move it up in the file.
13970 (store_field): When expanding a bit-field store, look at the
13971 defining gimple stmt for the masking conversion.
13973 2009-05-06 Janis Johnson <janis187@us.ibm.com>
13975 PR middle-end/39986
13976 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
13977 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
13978 32-bit memcpy into long.
13980 2009-05-06 Jakub Jelinek <jakub@redhat.com>
13982 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
13983 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
13985 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
13986 instead of appending DW_OP_deref*.
13988 2009-05-06 Michael Matz <matz@suse.de>
13990 PR middle-end/40021
13991 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
13992 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
13994 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
13996 * Makefile.in (install-plugin): Fix srcdir handling.
13998 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14000 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14001 when processing for not_regs_needed bitmap.
14002 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14003 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14004 handling it for rhs.
14006 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14008 * config/i386/i386.md (unnamed inc/dec peephole): Use
14009 optimize_insn_for_size_p instead of optimize_size.
14010 * config/i386/predicates.md (incdec_operand): Likewise.
14011 (aligned_operand): Likewise.
14012 * config/i386/sse.md (divv8sf3): Likewise.
14013 (sqrtv8sf2): Likewise.
14015 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14019 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14021 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14023 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14024 ssemodesuffixf2c with avxmodesuffixf2c.
14026 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14029 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14031 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14033 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14034 (struct tree_base): Adjust spacing for 8 bit boundaries.
14035 (struct tree_decl_common): Add decl_by_reference_flag bit.
14036 (DECL_BY_REFERENCE): Adjust.
14037 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14038 print DECL_BY_REFERENCE bit.
14039 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14040 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14041 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14042 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14045 PR middle-end/39666
14046 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14047 range of the type, but default label is missing, add it with one
14048 of the existing labels instead of adding a new label for it.
14050 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14054 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14056 * Makefile.in (enable_plugin, plugin_includedir): New.
14057 (install): Depend on install-plugin.
14058 (PLUGIN_HEADERS): New.
14059 (install-plugin): New.
14060 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14062 2009-05-05 Richard Guenther <rguenther@suse.de>
14064 PR tree-optimization/40022
14065 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14067 (phivn_valid_p): Fix tuplification error, simplify.
14068 (phiprop_insert_phi): Add dumps.
14069 (propagate_with_phi): Simplify.
14071 2009-05-05 Richard Guenther <rguenther@suse.de>
14073 PR middle-end/40023
14074 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14076 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14078 * tree.h (strip_float_extensions): Remove duplicate declaration.
14079 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14080 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14081 block_ultimate_origin): Rearrange the declarations line to match the
14082 comment that indicates the .c file which the functions are defined.
14083 (dwarf2out_*, set_decl_rtl): Add comment.
14084 (get_base_address): Adjust comment.
14085 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14086 declarations line and add comment.
14087 (is_builtin_name): Add blank after function name, for clarity.
14089 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14091 * attribs.c (decl_attributes): Use %qE for identifiers in
14093 * cgraphunit.c (verify_cgraph_node): Translate function names to
14094 locale character set in diagnostics.
14095 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14097 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14098 Document that functions are named in UTF-8.
14099 * expr.c (expand_expr_real_1): Translate function names to locale
14100 character set in diagnostics.
14101 * gimplify.c (omp_notice_variable, omp_is_private,
14102 gimplify_scan_omp_clauses): Use %qE for identifiers in
14104 * langhooks.c (lhd_print_error_function): Translate function names
14105 to locale character set.
14106 * langhooks.h (decl_printable_name): Document that return value is
14107 in internal character set.
14108 * stmt.c: Include pretty-print.h
14109 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14111 (resolve_operand_name_1): Translate named operand name to locale
14113 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14115 * toplev.c (announce_function): Translate function names to locale
14117 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14118 (default_tree_printer): Use pp_identifier or translate identifiers
14119 to locale character set. Mark "<anonymous>" for translation.
14120 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14121 for identifiers in diagnostics.
14122 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14124 * varasm.c (output_constructor): Use %qE for identifiers in
14127 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14129 * configure.ac: use ` ` instead of $()
14130 * configure: Regenerate.
14132 2009-05-05 Ben Elliston <bje@au.ibm.com>
14134 * config/pa/linux-atomic.c: Eliminate conditional include of
14135 errno.h on non-LP64 systems to simplify build requirements.
14137 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14139 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14141 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14142 and pass value to identifier_to_locale.
14143 (warn_variable_length_array): Make name a tree.
14144 (grokdeclarator): Separate diagnostic texts for named and unnamed
14145 declarators. Use %qE for named declarators.
14146 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14148 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14149 identifiers in diagnostics.
14150 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14151 identifier_to_locale. Mark "anonymous" strings for translation.
14153 2009-05-04 Michael Eager <eager@eagercon.com>
14155 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14156 address for DImode/DFmode only if double-precision FP regs.
14158 2009-05-04 Michael Eager <eager@eagercon.com>
14160 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14161 TARGET_SINGLE_FLOAT check.
14163 2009-05-04 Michael Eager <eager@eagercon.com>
14165 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14167 2009-05-04 Michael Eager <eager@eagercon.com>
14169 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14170 * config/rs6000/t-xilinx: New
14172 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14174 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14175 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14176 * gcc/explow.c (memory_address): Use target hook.
14177 * gcc/targhooks.c (default_legitimize_address): New.
14178 * gcc/targhooks.h (default_legitimize_address): New.
14179 * gcc/target.h (legitimize_address): New.
14180 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14181 (TARGET_INITIALIZER): Include it.
14182 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14184 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14185 * config/bfin/bfin.c (legitimize_address): Remove.
14186 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14187 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14189 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14190 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14192 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14193 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14194 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14195 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14196 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14197 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14198 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14199 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14200 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14201 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14202 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14203 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14204 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14205 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14206 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14207 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14208 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14209 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14210 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14211 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14212 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14213 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14214 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14216 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14217 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14218 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14219 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14220 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14221 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14222 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14223 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14224 (thumb_legitimize_address): Delete.
14225 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14226 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14227 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14228 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14229 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14230 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14232 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14235 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14236 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14237 * config/m32r/m32r.c (m32r_legitimize_address): New.
14238 * config/m68k/m68k.c (m68k_legitimize_address): New.
14239 * config/score/score.c (score_legitimize_address): Standardize.
14240 * config/score/score3.c (score3_legitimize_address): Standardize.
14241 * config/score/score3.h (score3_legitimize_address): Adjust.
14242 * config/score/score7.c (score7_legitimize_address): Standardize.
14243 * config/score/score7.h (score7_legitimize_address): Adjust.
14244 * config/sh/sh.c (sh_legitimize_address): New.
14245 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14247 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14248 (s390_legitimize_address): ... this.
14249 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14250 (sparc_legitimize_address): ... this.
14251 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14252 (ix86_legitimize_address): ... this.
14253 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14254 (avr_legitimize_address): ... this.
14255 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14256 (mn10300_legitimize_address): ... this.
14257 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14258 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14259 (alpha_expand_mov): Adjust call.
14261 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14262 * config/spu/spu.c (spu_legitimize_address): Likewise.
14263 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14264 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14266 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14268 * intl.c (locale_encoding, locale_utf8): New.
14269 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14270 * intl.h (locale_encoding, locale_utf8): Declare.
14271 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14272 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14274 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14276 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14277 (pp_base_tree_identifier): Declare as function.
14278 (identifier_to_locale): Declare.
14279 * Makefile.in (pretty-print.o): Update dependencies.
14280 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14282 2009-05-04 Richard Guenther <rguenther@suse.de>
14284 PR middle-end/40015
14285 * builtins.c (fold_builtin_memory_op): Do not decay to element
14286 type if the size matches the whole array.
14288 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14290 * expmed.c (synth_mult): When trying out a shift, pass the result
14293 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14295 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14296 (shiftsub1_cost): New.
14297 (init_expmed): Compute shiftsub1_cost.
14298 (synth_mult): Optimize multiplications by constants of the form
14299 -(2^^m-1) for some constant positive integer m.
14301 2009-05-03 Richard Guenther <rguenther@suse.de>
14304 * c-typeck.c (array_to_pointer_conversion): Do not built
14305 ADDR_EXPRs of arrays of pointer-to-element type.
14306 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14307 up wrong ADDR_EXPRs after-the-fact.
14308 * c-common.c (strict_aliasing_warning): Strip pointer
14309 conversions for obtaining the original type.
14310 * builtins.c (fold_builtin_memset): Handle array types.
14311 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14314 2009-05-03 Richard Guenther <rguenther@suse.de>
14316 PR middle-end/23329
14317 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14318 Do not lose casts from array types with unknown extent to array
14319 types with known extent.
14320 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14321 alias set compatibility.
14323 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14325 * flags.h (extra_warnings): Delete.
14326 * toplev.c (process_options): Handle Wuninitialized here.
14327 * opts.c (extra_warnings): Delete.
14328 (set_Wextra): Delete.
14329 (common_handle_option): -Wextra can be handled automatically.
14330 * c-opts.c (c_common_handle_option): Delete obsolete code.
14331 (c_common_post_options): Simplify comment.
14332 * common.opt (W): Add Var.
14334 (Wuninitialized): Initialize to -1.
14336 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14337 Richard Guenther <rguenther@suse.de>
14339 * expr.c (get_def_for_expr): New function.
14340 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14341 SSA rather than trees.
14342 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14343 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14345 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14347 * c-common.c (reswords): Add _Imaginary.
14348 * c-common.c (enum rid): Add RID_IMAGINARY.
14350 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14352 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14353 Patch by Richard Guenther.
14355 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14357 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14358 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14359 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14360 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14361 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14362 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14363 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14364 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14365 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14366 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14367 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14368 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14369 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14370 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14371 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14372 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14373 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14374 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14376 2009-05-02 Richard Guenther <rguenther@suse.de>
14378 PR tree-optimization/39940
14379 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14382 2009-05-02 Richard Guenther <rguenther@suse.de>
14384 PR middle-end/40001
14385 * tree-ssa.c (execute_update_addresses_taken): Properly check
14386 if we can mark a variable DECL_GIMPLE_REG_P.
14387 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14388 back to the end of the function.
14389 (is_gimple_reg_type): Remove complex type special casing.
14390 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14393 2009-05-02 Ben Elliston <bje@au.ibm.com>
14395 * doc/collect2.texi (Collect2): Document search path behaviour
14396 when configured with --with-ld.
14398 2009-05-02 Jan Hubicka <jh@suse.cz>
14400 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14401 parameter; update callers.
14402 (coalesce_cost_edge): EH edges are costier because they needs
14403 splitting even if not critical and even more costier when there are
14404 multiple EH predecestors.
14406 2009-05-02 Jan Hubicka <jh@suse.cz>
14408 * except.c (remove_eh_handler_and_replace): Handle updating after
14409 removing TRY blocks.
14411 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14413 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14415 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14417 * varasm.c: Do not include c-pragma.h.
14418 * attribs.c: Do not incude c-common.h.
14420 2009-05-01 Michael Matz <matz@suse.de>
14422 * calls.c (initialize_argument_information): Handle SSA names like
14423 decls with a non MEM_P DECL_RTL.
14425 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14427 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14428 * ipa-utils.c: Likewise.
14429 * ipa-type-escape.c: Likewise.
14430 * cgraphunit.c Do not include c-common.h.
14431 * ipa-pure-const.c: Likewise.
14432 * tree-if-conv.c: Likewise.
14433 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14434 * ipa-struct-reorg.c: Likewise.
14435 * tree-nomudflap.c: Likewise.
14436 * tree-ssa-structalias.c: Likewise.
14438 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14440 * store-motion.c: Many cleanups to make this pass a first-class
14441 citizen instead of an appendix to gcse load motion. Add TODO list
14442 to make this pass faster/cleaner/better.
14444 (struct ls_expr): Post gcse.c-split cleanups.
14445 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14446 "stores" field to "avail_stores".
14447 (pre_ldst_mems): Rename to store_motion_mems.
14448 (pre_ldst_table): Rename to store_motion_mems_table.
14449 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14450 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14451 (ldst_entry): Rename to st_expr_entry, update users.
14452 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14453 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14454 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14456 (first_ls_expr): Rename to first_st_expr, update users.
14457 (next_ls_expr): Rename to next_st_expr, update users.
14458 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14459 fields properly for store motion instead of names inherited from load
14461 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14462 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14465 (ae_kill): Rename to st_kill, update users.
14466 (ae_gen): Rename to st_avloc, update users.
14467 (transp): Rename to st_transp, update users.
14468 (pre_insert_map): Rename to st_insert_map, update users.
14469 (pre_delete_map): Rename to st_delete_map, update users.
14470 (insert_store, build_store_vectors, free_store_memory,
14471 one_store_motion_pass): Update for abovementioned changes.
14473 (gcse_subst_count, gcse_create_count): Remove.
14474 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14475 and "n_stores_created", local variables.
14477 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14480 (regvec, compute_store_table_current_insn): Remove.
14481 (reg_set_info, reg_clear_last_set): Remove.
14482 (compute_store_table): Use DF caches instead of local dataflow
14485 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14487 * c-objc-common.c (c_tree_printer): Print identifiers with
14488 pp_identifier, not pp_string. Mark "({anonymous})" for
14490 * c-pretty-print.c (pp_c_ws_string): New.
14491 (pp_c_cv_qualifier, pp_c_type_specifier,
14492 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14493 pp_c_storage_class_specifier, pp_c_function_specifier,
14494 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14495 pp_c_primary_expression, pp_c_postfix_expression,
14496 pp_c_unary_expression, pp_c_shift_expression,
14497 pp_c_relational_expression, pp_c_equality_expression,
14498 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14499 use pp_string and pp_c_ws_string in place of pp_identifier and
14500 pp_c_identifier for non-identifiers. Mark English strings for
14502 * c-pretty-print.h (pp_c_ws_string): Declare.
14504 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14505 Roland McGrath <roland@redhat.com>
14507 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14508 (ENABLE_LD_BUILDID): New configuration option.
14509 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14510 (LINK_BUILDID_SPEC): New macro.
14511 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14513 * doc/install.texi: Document --enable-linker-build-id option.
14514 * configure: Rebuild.
14515 * config.in: Rebuild.
14517 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14519 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14520 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14521 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14522 MIPS_GP_SAVE_AREA_SIZE.
14523 * config/mips/mips.c (struct mips_frame_info): Update comment
14524 before arg_pointer_offset and hard_frame_pointer_offset.
14525 (mips_compute_frame_info): Update diagram before function: to
14526 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14527 indicate the position of frame_pointer_rtx with -fstack-protector and
14528 to show args_size. Don't allocate cprestore area for leaf functions
14529 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14531 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14533 2009-04-30 Michael Matz <matz@suse.de>
14535 PR tree-optimization/39955
14536 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14538 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14540 * ira.c (setup_cover_and_important_classes): Use safe macro
14541 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14543 * genpreds.c (write_tm_preds_h): Output suitable definition of
14544 REG_CLASS_FOR_CONSTRAINT.
14546 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14548 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14550 * bitmap.c (bitmap_descriptor): Likewise.
14551 * ggc-common.c (loc_descriptor): Likewise.
14552 * varray.c (varray_descriptor): Likewise.
14553 * vec.c (vec_descriptor): Likewise.
14555 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14557 * Makefile.in (dce.o): Add $(EXCEPT_H).
14558 * dce.c: Include except.h and delete redundant vector definitions.
14559 (deletable_insn_p): Return false for non-call insns that can throw
14562 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14564 * gcse.c (ae_gen): Remove.
14565 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14566 and make non-static function to make it available in store-motion.c.
14567 Update call sites with search-and-replace.
14568 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14569 extract_mentioned_regs, extract_mentioned_regs_helper,
14570 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14571 store_killed_in_insn, store_killed_after, store_killed_before,
14572 build_store_vectors, insert_insn_start_basic_block, insert-store,
14573 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14574 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14575 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14576 * store-motion.c: ...new file. Also copy data structures from gcse.c
14577 and clean up to remove parts not used by store motion.
14578 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14579 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14581 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14584 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14585 when optimizing for size.
14587 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14589 * gcse.c (gcse_constant_p): Fix typo in last change.
14591 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14593 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14595 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14597 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14599 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14601 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14602 CONST_HIGH_PART result.
14604 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14606 * config/avr/avr.c (initial_elimination_offset): Rename to
14607 avr_initial_elimination_offset.
14608 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14609 change return type to bool.
14610 (avr_can_eliminate): New function.
14611 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14612 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14613 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14614 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14615 avr_initial_elimination_offset.
14616 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14617 (avr_initial_elimination_offset): Define.
14619 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14620 Steven Bosscher <steven@gcc.gnu.org>
14622 PR rtl-optimization/39938
14623 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14624 * cfgrtl.c: Include insn-attr.h.
14625 (rest_of_pass_free_cfg): New function.
14626 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14627 * resource.c (init_resource_info): Remove call to df_analyze.
14629 2009-04-29 Richard Guenther <rguenther@suse.de>
14632 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14633 allow conversion to signed integers.
14635 2009-04-29 Richard Guenther <rguenther@suse.de>
14637 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14638 shifts of floating point vectors if the shift amount is
14639 a constant multiple of the element size.
14641 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14642 Michael Matz <matz@suse.de>
14644 PR middle-end/39927
14646 * tree-outof-ssa.c (emit_partition_copy): New function.
14647 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14648 insert_part_to_rtx_on_edge): Perform the partition base var
14649 copy using emit_partition_copy.
14650 (insert_value_copy_on_edge): Convert constants to the right mode.
14651 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14652 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14654 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14656 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14657 scan backwards to try to find a constant to initialize it.
14659 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14660 insn before the loop_end instruction, don't look past labels.
14662 2009-04-29 Richard Guenther <rguenther@suse.de>
14664 PR middle-end/39937
14665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14666 loose type conversions.
14667 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14668 stmts only if there are no uses of its definition.
14670 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14672 * config/bfin/bfin.h (splitting_loops): Declare.
14673 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14674 Reorder bit definitions to be ascending.
14675 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14676 * config/bfin/bfin.c (splitting_loops): New variable.
14677 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14678 (struct loop_info): Remove members INIT and LOOP_INIT.
14679 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14680 the LSETUP sequence. Allow LC to be loaded from any register, but
14681 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14682 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14684 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14685 of reload_completed.
14688 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14690 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14692 * Makefile.in (PLUGIN_VERSION_H): New.
14693 (OBJS-common): Remove plugin-version.o.
14694 (plugin.o): Depend on (PLUGIN_VERSION_H).
14695 (plugin-version.o): Remove.
14696 * configure: Regenerate
14697 * configure.ac: Create plugin-version.h.
14698 * gcc-plugin.h (plugin_gcc_version): Remove.
14699 (plugin_default_version_check): Change signature.
14700 * plugin-version.c: Remove.
14701 * plugin.c: Include plugin-version.h.
14702 (str_plugin_gcc_version_name): Remove.
14703 (try_init_one_plugin): Pass gcc version to plugin_init.
14704 (plugin_default_version_check): Both gcc and plugin versions are now
14707 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14709 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
14710 problematic last insns. Test for TYPE_CALL rather than CALL_P.
14711 Remove special case testing for last insn of inner loops. Don't fail
14712 if the loop ends with a jump, emit an extra nop instead.
14714 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
14715 DREGS rather than comparing directly. Remove code that tries to
14716 account for latencies.
14718 2009-04-29 Richard Guenther <rguenther@suse.de>
14720 PR tree-optimization/39941
14721 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
14722 eliminating an indirect call.
14724 2009-04-29 Richard Guenther <rguenther@suse.de>
14726 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
14727 parameter. Allow invariants as base if !require_lvalue.
14728 (verify_gimple_assign_single): Adjust.
14730 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14732 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
14733 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
14734 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
14735 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
14736 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
14738 * config/bfin/bfin.c (bfin_expand_builtin,
14739 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
14741 2009-04-28 Richard Guenther <rguenther@suse.de>
14743 * tree-vect-loop.c (get_initial_def_for_induction): Use
14744 correct types for pointer increment.
14746 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14748 * toplev.c (print_version): Update GMP version string calculation.
14750 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
14752 PR rtl-optimization/39938
14753 * resource.c (init_resource_info): Add call to df_analyze.
14755 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14757 * config/alpha/alpha.md (usegp): Cast the result of
14758 alpha_find_lo_sum_using_gp to enum attr_usegp.
14759 * config/alpha/alpha.c (override_options): Remove end-of-structure
14760 marker element from cpu_table. Use array size of cpu_table to handle
14761 -mcpu and -mtune options.
14762 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
14764 2009-04-28 Joseph Myers <joseph@codesourcery.com>
14766 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
14767 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
14768 tune_32 and tune_64.
14769 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14770 support on PowerPC.
14771 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
14772 * config/rs6000/option-defaults.h: ... here. New file.
14773 (OPT_64, OPT_32): Define.
14774 (MASK_64BIT): Define to 0 if not already defined.
14775 (OPT_ARCH64, OPT_ARCH32): Define.
14776 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
14779 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14781 * config/arm/arm.c (arm_override_options): Emit error on using
14784 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14786 PR rtl-optimization/39914
14787 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14788 registers for allocnos created from user-defined variables only
14789 when not optimizing.
14791 2009-04-28 Richard Guenther <rguenther@suse.de>
14793 PR middle-end/39937
14794 * fold-const.c (fold_binary): Use distribute_real_division only
14797 2009-04-28 Steve Ellcey <sje@cup.hp.com>
14799 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
14800 add hpux-stdint.h to tm_file.
14801 (hppa[12]*-*-hpux11*): Ditto.
14802 (ia64*-*-hpux*): Ditto.
14803 * config/hpux-stdint.h: New.
14804 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
14805 __STDC_EXT__ for all compiles.
14806 * config/pa/pa-hpux.h: Ditto.
14807 * config/pa/pa-hpux10.h: Ditto.
14808 * config/pa/pa-hpux11.h: Ditto.
14810 2009-04-28 Catherine Moore <clm@codesourcery.com>
14812 * debug.h (set_name): Add comment.
14814 2009-04-28 Andrew Pinski <pinskia@gmail.com>
14817 * config/darwin.c (machopic_gen_offset): Check
14818 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
14819 * config/arm/arm.c (require_pic_register): Likewise.
14821 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
14823 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
14824 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
14825 m32c_promote_prototypes): Delete.
14827 2009-04-28 Michael Matz <matz@suse.de>
14829 PR middle-end/39922
14830 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
14833 2009-04-28 Richard Guenther <rguenther@suse.de>
14835 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
14837 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14839 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
14840 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
14841 * config/arm/arm-tune.md: Regenerate.
14843 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
14845 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
14846 block if there are complex incoming edges.
14847 (sel_merge_blocks): Remove useless assert.
14848 (sel_redirect_edge_and_branch): Check that edge was redirected.
14849 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
14850 (sel_find_rgns): Delete declaration.
14851 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
14852 the region when it is not a preheader.
14854 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14857 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
14859 2009-04-28 Richard Guenther <rguenther@suse.de>
14861 * tree.h (SSA_NAME_VALUE): Remove.
14862 (struct tree_ssa_name): Remove value_handle member.
14863 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
14864 array for jump threading.
14865 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
14867 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
14868 * tree-flow.h (threadedge_initialize_values): Declare.
14869 (threadedge_finalize_values): Likewise.
14870 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
14871 (SSA_NAME_VALUE): Define.
14872 (threadedge_initialize_values): New function.
14873 (threadedge_finalize_values): Likewise.
14874 * tree-ssa-dom.c (ssa_name_values): New global variable.
14875 (SSA_NAME_VALUE): Define.
14876 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
14878 2009-04-28 Ira Rosen <irar@il.ibm.com>
14880 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
14881 Use REPORT_VECTORIZED_LOCATIONS instead
14882 REPORT_VECTORIZED_LOOPS.
14883 * tree-vectorizer.c (vect_verbosity_level): Make static.
14884 (vect_loop_location): Rename to vect_location.
14885 (vect_set_verbosity_level): Update comment.
14886 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
14888 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
14889 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
14890 instead REPORT_UNVECTORIZED_LOOPS.
14891 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
14892 and vect_loop_def to vect_external_def and vect_internal_def.
14893 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
14894 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
14895 REPORT_UNVECTORIZED_LOCATIONS.
14896 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
14897 and vect_used_in_loop and to vect_unused_in_scope and
14898 vect_used_in_scope.
14899 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
14900 (vect_verbosity_level): Remove declaration.
14901 (vect_analyze_operations): Likewise.
14902 (vect_analyze_stmt): Declare.
14903 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
14904 REPORT_UNVECTORIZED_LOCATIONS.
14905 (vect_get_loop_niters): Fix indentation.
14906 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
14907 (vect_analyze_loop_operations): New function.
14908 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
14909 vect_analyze_operations.
14910 (vect_is_simple_reduction): Use new names.
14911 (vectorizable_live_operation, vect_transform_loop): Likewise.
14912 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
14913 to specify whether the data references can be a part of interleaving
14915 (vect_analyze_data_ref_dependence): Use new names.
14916 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
14917 (vect_create_addr_base_for_vector_ref): Remove redundant code.
14918 * tree-vect-patterns.c (widened_name_p): Use new names.
14919 (vect_recog_dot_prod_pattern): Likewise.
14920 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
14921 (process_use, vect_mark_stmts_to_be_vectorized,
14922 vect_model_simple_cost, vect_model_store_cost,
14923 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
14924 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14925 vectorizable_operation, vectorizable_type_demotion,
14926 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
14927 vectorizable_condition): Likewise.
14928 (vect_analyze_operations): Split into vect_analyze_loop_operations
14930 (vect_analyze_stmt): ... new function.
14931 (new_stmt_vec_info): Use new names.
14932 (vect_is_simple_use): Use new names and fix comment.
14933 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
14934 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
14936 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14939 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
14940 and integer modes for x87 operands. Do not ICE for unsupported size,
14941 generate error instead. Generate error for unsupported operand types.
14942 ['z']: Do not handle HImode memory operands specially. Warning
14943 for floating-point operands. Fallthru to 'Z' for unsupported operand
14944 types. Do not ICE for unsupported size, generate error instead.
14945 (output_387_binary_op): Use %Z to output operands.
14946 (output_fp_compare): Ditto.
14947 (output_387_reg_move): Ditto.
14949 2009-04-28 Ben Elliston <bje@au.ibm.com>
14954 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14956 * builtins.c (c_strlen): Do not warn here.
14957 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14958 * c-common.c (pointer_int_sum): Take an explicit location.
14959 Warn about offsets out of bounds.
14960 * c-common.h (pointer_int_sum): Adjust declaration.
14962 2009-04-27 Ian Lance Taylor <iant@google.com>
14964 * collect2.c (is_ctor_dtor): Change type of ret field in struct
14966 * dce.c (run_fast_df_dce): Change type of old_flags to int.
14967 * df-core.c (df_set_flags): Change return type to int. Change
14968 type of old_flags to int.
14969 (df_clear_flags): Likewise.
14970 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
14971 (df_get_conditional_uses): Likewise.
14972 * df.h (df_set_flags, df_clear_flags): Update declarations.
14973 * dwarf2out.c (struct indirect_string_node): Change type of form
14974 field to enum dwarf_form.
14975 (AT_string_form): Change return type to enum dwarf_form.
14976 * fixed-value.c (fixed_compare): Add cast to enum type.
14977 * fwprop.c (update_df): Change 0 to VOIDmode.
14978 * gensupport.c: Change 0 to UNKNOWN.
14979 * gimple.h (gimple_cond_code): Add cast to enum type.
14980 * haifa-sched.c (reemit_notes): Add cast to enum type.
14981 * hooks.c (hook_int_void_no_regs): Remove function.
14982 * hooks.h (hook_int_void_no_regs): Remove declaration.
14983 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
14984 * predict.c (combine_predictions_for_insn): Add casts to enum type.
14985 * real.c (real_arithmetic): Add cast to enum type.
14986 (real_compare): Likewise.
14987 * target.h (struct gcc_target): Change return type of
14988 branch_target_register_class to enum reg_class.
14989 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
14990 default_branch_target_register_class.
14991 * targhooks.c (default_branch_target_register_class): New function.
14992 * targhooks.h (default_branch_target_register_class): Declare.
14993 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
14994 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
14996 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
14998 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
14999 vect_uninitialized_def. Change 0 to ERROR_MARK.
15000 * tree-vect-stmts.c (supportable_widening_operation): Don't
15001 initialize icode1 and icode2.
15002 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15003 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15005 (cmn_err_flag_specs): Change 0 to STD_C89.
15006 (cmn_err_char_table): Likewise.
15007 * config/arm/arm.c (get_arm_condition_code): Change type of code
15008 to enum arm_cond_code.
15009 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15010 (IWMMXT_BUILTIN2): Likewise.
15011 (neon_builtin_type_bits): Don't define typedef.
15012 (neon_builtin_datum): Change type of bits field to int.
15013 (arm_expand_neon_args): Add cast to enum type.
15014 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15016 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15017 casts to enum type.
15018 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15020 * config/mips/mips.md (jal_macro): Return enum constant.
15021 (single_insn): Likewise.
15022 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15024 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15025 casts to enum type.
15026 * config/s390/s390.c (s390_tune_flags): Change type to int.
15027 (s390_arch_flags): Likewise.
15028 (s390_handle_arch_option): Change flags field of struct pta to int.
15029 * config/s390/s390.h (s390_tune_flags): Update declaration.
15030 (s390_arch_flags): Likewise.
15031 * config/sh/sh.c (prepare_move_operands): Compare
15032 tls_symbolic_operand result with enum constant.
15033 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15034 (sh_expand_prologue): Add cast to enum type.
15035 (sh_expand_epilogue): Likewise.
15036 (tls_symbolic_operand): Change return type to enum tls_model.
15037 (fpscr_set_from_mem): Add cast to enum type.
15038 (legitimize_pic_address): Compare tls_symbolic_operand result with
15040 (sh_target_reg_class): Change return type to enum reg_class.
15041 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15043 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15044 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15045 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15046 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15047 (delayed_branch, tls_call_delay): Likewise.
15048 (eligible_for_sibcall_delay): Likewise.
15049 (eligible_for_return_delay): Likewise.
15050 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15051 (spu_expand_builtin_1): Likewise.
15053 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15054 for all types of conversions.
15055 (output_init_element): Issue -Wc++-compat warning if needed when
15056 initializing a bitfield with enum type.
15057 * c-parser.c (c_parser_expression): Set original_type to
15058 original_type of right hand operand of comma operator.
15060 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15062 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15064 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15065 * doc/cpp.texi (Standard Predefined Macros)
15066 (Implementation-defined behavior): Likewise.
15067 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15068 * doc/gimple.texi (GIMPLE Exception Handling)
15069 (@code{GIMPLE_ASSIGN}): Likewise.
15070 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15071 * doc/invoke.texi (Warning Options, Optimize Options)
15072 (AVR Options, Darwin Options): Likewise.
15073 (Optimize Options): Reformulate -fwhole-program description.
15074 * doc/loop.texi (Lambda): Likewise.
15075 * doc/md.texi (Output Template, Define Constraints)
15076 (Standard Names, Insn Splitting): Likewise.
15077 * doc/options.texi (Option properties): Likewise.
15078 * doc/passes.texi (Tree-SSA passes): Likewise.
15079 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15080 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15081 (File Names and DBX): Likewise.
15082 * doc/trouble.texi (Incompatibilities): Likewise.
15084 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15086 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15087 instruction is correct.
15089 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15091 Allow non-constant arguments to conversion intrinsics.
15092 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15093 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15094 * spu.c (print_operand): Handle 'v' and 'w'.
15095 (exp2_immediate_p, spu_gen_exp2): Define.
15096 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15097 spu_convtf_1): Update parameter descriptions.
15098 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15099 * constraints.md ('v', 'w'): New.
15100 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15102 (i2f, I2F): New define_mode_attr.
15103 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15104 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15105 fixuns_truncv4sfv4si2): Update to use mode attribute.
15106 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15107 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15108 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15109 patterns for combine.
15111 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15113 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15114 (cprop, hoist, pre, store_motion): New debug counters.
15115 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15116 is not an RTL pass anymore.
15117 (pass_profiling): Remove extern decl for pass removed in 2005.
15118 (pass_gcse, pass_jump_bypass): Remove.
15119 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15120 to 0 for clean state.
15121 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15122 * cse.c (gate_handle_cse_after_global_opts,
15123 rest_of_handle_cse_after_global_opts): New functions.
15124 (pass_cse_after_global_opts): New pass, does local CSE.
15125 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15126 (TV_CPROP): New timevar.
15127 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15128 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15129 (gcse_main, recompute_all_luids): Remove.
15130 (compute_hash_table_work): Call max_reg_num instead of reading
15132 (cprop_jump): Don't set run_jump_opt_after_gcse.
15133 (constprop_register): Always allow to alter jumps.
15134 (cprop_insn): Likewise.
15135 (do_local_cprop): Likewise.
15136 (local_cprop_pass): Likewise. Return non-zero if something changed.
15137 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15138 (find_implicit_sets): Add note about missed optimization opportunity.
15139 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15140 pass_rtl_cprop execute function.
15141 Don't bother tracking the pass number, each pass gets its own dumpfile
15143 Always allow to alter jumpsand bypass jumps.
15144 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15145 will just find no suitable set.
15146 (pre_edge_insert): Fix dumping, this function is for PRE only.
15147 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15148 pass_rtl_pre execute function.
15149 (hoist_code): Return non-zero if something changed. Keep track of
15150 substitutions and insertions for statistics gathering similar to PRE.
15151 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15152 called from the pass_rtl_hoist execute function. Show pass statistics.
15153 (compute_store_table): Use max_reg_num directly instead of using the
15154 formerly global max_gcse_regno.
15155 (build_store_vectors): Likewise.
15156 (replace_store_insn): Fix dumping.
15157 (store_motion): Rename to ...
15158 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15159 pass, called from the pass_rtl_store_motion execute function. Keep
15160 track of substitutions and insertions for statistics gathering similar
15162 (bypass_jumps): Remove, fold interesting bits into ...
15163 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15164 from the pass_rtl_cprop execute function.
15165 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15166 pass_jump_bypass): Remove.
15167 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15168 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15169 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15170 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15171 (gate_rtl_store_motion, execute_rtl_store_motion,
15172 pass_rtl_store_motion): New.
15173 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15174 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15175 * passes.c (init_optimization_passes): Remove pass_gcse and
15176 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15177 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15178 instead of pass_jump_bypass.
15180 2009-04-27 Richard Guenther <rguenther@suse.de>
15182 PR middle-end/39928
15183 * gimplify.c (gimplify_expr): If we are required to create
15184 a temporary make sure it ends up as register.
15186 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15189 * config/i386/i386.c (construct_container): Don't call
15190 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15191 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15193 2009-04-27 Michael Matz <matz@suse.de>
15195 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15196 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15197 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15198 (dump_replaceable_exprs): Take a bitmap.
15199 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15201 (expand_gimple_basic_block): Likewise.
15202 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15203 replaceable_expressions member a bitmap.
15204 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15205 (mark_replaceable): Likewise.
15206 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15207 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15209 2009-04-27 Richard Guenther <rguenther@suse.de>
15211 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15212 (verify_stmts): Dispatch to gimple/type verification code.
15213 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15214 issue with call argument types.
15216 2009-04-27 Michael Matz <matz@suse.de>
15218 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15219 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15222 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15223 Eric Botcazou <ebotcazou@adacore.com>
15225 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15226 a label's basic block.
15227 (mark_target_live_regs): Tidy and rework obsolete comments.
15228 Change back DF problem to LIVE. If a label starts a basic block,
15229 assume that all registers that used to be live then still are.
15230 (init_resource_info): If a label starts a basic block, set its
15231 BLOCK_FOR_INSN accordingly.
15232 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15234 2009-04-27 Richard Guenther <rguenther@suse.de>
15236 * tree-flow-inline.h (function_ann): Remove.
15237 (get_function_ann): Likewise.
15238 * tree-dfa.c (create_function_ann): Remove.
15239 * tree-flow.h (struct static_var_ann_d): Remove.
15240 (struct function_ann_d): Likewise.
15241 (union tree_ann_d): Remove fdecl member.
15242 (function_ann_t): Remove.
15243 (function_ann, get_function_ann, create_function_ann): Remove
15246 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15248 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15250 2009-04-27 Jan Hubicka <jh@suse.cz>
15252 * ipa-pure-const.c (struct funct_state_d): New fields
15253 state_previously_known, looping_previously_known; remove
15254 state_set_in_source.
15255 (analyze_function): Use new fields.
15256 (propagate): Avoid assumption that state_set_in_source imply
15259 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15260 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15261 * cfgloop.h (finite_loop_p): Declare.
15263 2009-04-26 Michael Matz <matz@suse.de>
15265 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15267 2009-04-26 Michael Matz <matz@suse.de>
15269 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15270 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15271 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15272 pass_mark_used_blocks): Remove.
15273 * tree-optimize.c (pass_free_datastructures,
15274 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15275 * passes.c (init_optimization_passes): Don't call
15276 pass_mark_used_blocks, remove dead code.
15278 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15280 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15281 * tree-ssa-live.h (register_ssa_partition): Likewise.
15283 2009-04-26 Michael Matz <matz@suse.de>
15286 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15287 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15288 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15290 (compare_pairs): Swap cost comparison.
15291 (coalesce_ssa_name): Don't use change_partition_var.
15292 * tree-nrv.c (struct nrv_data): Add modified member.
15293 (finalize_nrv_r): Set it.
15294 (tree_nrv): Use it to update statements.
15295 (pass_nrv): Require PROP_ssa.
15296 * tree-mudflap.c (mf_decl_cache_locals,
15297 mf_build_check_statement_for): Use make_rename_temp.
15298 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15299 * alias.c (find_base_decl): Handle SSA names.
15300 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15301 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15302 * rtl.h (set_reg_attrs_for_parm): Declare.
15303 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15304 to "optimized", remove unused locals at finish.
15305 (execute_free_datastructures): Make global, call
15306 delete_tree_cfg_annotations.
15307 (execute_free_cfg_annotations): Don't call
15308 delete_tree_cfg_annotations.
15310 * ssaexpand.h: New file.
15311 * expr.c (toplevel): Include ssaexpand.h.
15312 (expand_assignment): Handle SSA names the same as register variables.
15313 (expand_expr_real_1): Expand SSA names.
15314 * cfgexpand.c (toplevel): Include ssaexpand.h.
15315 (SA): New global variable.
15316 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15317 (SSAVAR): New macro.
15318 (set_rtl): New helper function.
15319 (add_stack_var): Deal with SSA names, use set_rtl.
15320 (expand_one_stack_var_at): Likewise.
15321 (expand_one_stack_var): Deal with SSA names.
15322 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15323 before unique numbers.
15324 (expand_stack_vars): Use set_rtl.
15325 (expand_one_var): Accept SSA names, add asserts for them, feed them
15326 to above subroutines.
15327 (expand_used_vars): Expand all partitions (without default defs),
15328 then only the local decls (ignoring those expanded already).
15329 (expand_gimple_cond): Remove edges when jumpif() expands an
15330 unconditional jump.
15331 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15332 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15334 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15335 members of SA; deal with PARM_DECL partitions here; expand
15336 all PHI nodes, free tree datastructures and SA. Commit instructions
15337 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15338 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15339 info and statements at start, collect garbage at finish.
15340 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15341 (VAR_ANN_PARTITION) Remove.
15342 (change_partition_var): Don't declare.
15343 (partition_to_var): Always return SSA names.
15344 (var_to_partition): Only accept SSA names.
15345 (register_ssa_partition): Only check argument.
15346 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15348 (delete_var_map): Don't free it.
15349 (var_union): Only accept SSA names, simplify.
15350 (partition_view_init): Mark only useful SSA names as used.
15351 (partition_view_fini): Only deal with SSA names.
15352 (change_partition_var): Remove.
15353 (dump_var_map): Use ssa_name instead of partition_to_var member.
15354 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15356 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15357 (struct _elim_graph): New member const_dests; nodes member vector of
15359 (set_location_for_edge): New static helper.
15360 (create_temp): Remove.
15361 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15362 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15363 (new_elim_graph): Allocate const_dests member.
15364 (clean_elim_graph): Truncate const_dests member.
15365 (delete_elim_graph): Free const_dests member.
15366 (elim_graph_size): Adapt to new type of nodes member.
15367 (elim_graph_add_node): Likewise.
15368 (eliminate_name): Likewise.
15369 (eliminate_build): Don't take basic block argument, deal only with
15370 partition numbers, not variables.
15371 (get_temp_reg): New static helper.
15372 (elim_create): Use it, deal with RTL temporaries instead of trees.
15373 (eliminate_phi): Adjust all calls to new signature.
15374 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15375 (rewrite_trees): Only do checking.
15376 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15377 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15378 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15379 contains_tree_r, MAX_STMTS_IN_LATCH,
15380 process_single_block_loop_latch, analyze_edges_for_bb,
15381 perform_edge_inserts): Remove.
15382 (expand_phi_nodes): New global function.
15383 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15384 functions, initialize new parameter, remember partitions having a
15386 (finish_out_of_ssa): New global function.
15387 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15388 don't reset in_ssa_p here, don't disable TER when mudflap.
15389 (pass_del_ssa): Remove.
15390 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15392 (execute_free_datastructures): Declare.
15393 * Makefile.in (SSAEXPAND_H): New variable.
15394 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15395 * basic-block.h (commit_one_edge_insertion): Declare.
15396 * passes.c (init_optimization_passes): Move pass_nrv and
15397 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15398 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15399 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15400 (redirect_branch_edge): Deal with super block when expanding, split
15401 out jump patching itself into ...
15402 (patch_jump_insn): ... here, new static helper.
15404 2009-04-26 Michael Matz <matz@suse.de>
15406 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15407 beyond num_ssa_names.
15408 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15409 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15411 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15413 PR inline-asm/39543
15414 * fwprop.c (forward_propagate_asm): New function.
15415 (forward_propagate_and_simplify): Propagate also into __asm, if it
15416 doesn't increase the number of referenced registers.
15419 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15421 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15423 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15424 note_nonlocal_vla_type for nonlocal VLAs.
15425 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15426 contains_remapped_vars, remap_vla_decls): New functions.
15427 (convert_nonlocal_reference_stmt): If not optimizing, call
15428 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15429 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15430 if it wasn't found in var_map.
15431 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15432 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15433 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15435 * gimplify.c (nonlocal_vlas): New variable.
15436 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15438 (gimplify_body): Create and destroy nonlocal_vlas.
15440 * dwarf2out.c (loc_descr_plus_const): New function.
15441 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15442 mem_loc_descriptor, loc_descriptor_from_tree_1,
15443 descr_info_loc, gen_variable_die): Use it.
15445 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15446 !TREE_STATIC VAR_DECLs.
15447 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15448 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15449 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15450 DECL_BY_REFERENCE is valid.
15451 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15452 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15453 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15454 Copy DECL_BY_REFERENCE.
15455 (struct nesting_copy_body_data): New type.
15456 (nesting_copy_decl): New function.
15457 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15458 if they have variable length.
15460 2009-04-26 Michael Matz <matz@suse.de>
15462 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15463 mark new temporaries for renaming.
15465 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15468 * c-decl.c (global_bindings_p): Return negative value.
15469 (c_variable_size): New. Based on variable_size from
15471 (grokdeclarator): Call c_variable_size not variable_size.
15473 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15477 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15479 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15480 Redefine it to just use mingw/include.
15481 (ASM_SPEC): Rules for -m32 and -m64.
15482 (LINK_SPEC): Use Likewise.
15483 (SPEC_32): New define.
15484 (SPEC_64): Likewise.
15485 (SUB_LINK_SPEC): Likewise.
15486 (MULTILIB_DEFAULTS): New define.
15487 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15488 Add multilib options.
15489 (MULTILIB_DIRNAMES): Likewise.
15490 (MULTILIB_OSDIRNAMES): Likewise.
15491 (LIBGCC): Likewise.
15492 (INSTALL_LIBGCC): Likewise.
15494 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15497 * c-tree.h (enum c_inline_static_type): New.
15498 (record_inline_static): Declare.
15499 * c-decl.c (struct c_inline_static, c_inline_statics,
15500 record_inline_static, check_inline_statics): New.
15501 (pop_file_scope): Call check_inline_statics.
15502 (start_decl): Call record_inline_static instead of pedwarning
15503 directly for static in inline function.
15504 * c-typeck.c (build_external_ref): Call record_inline_static
15505 instead of pedwarning directly for static referenced in inline
15508 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15510 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15511 not new but only being rescanned.
15512 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15513 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15514 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15515 record_set_info, compute_set, grealloc): Remove.
15516 (recompute_all_luids): New function.
15517 (gcse_main): Don't compute sets, and don't do related memory
15518 allocations/free-ing. If something changed before the end of the
15519 pass, update LUIDs using recompute_all_luids.
15520 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15521 (free_gcse_mem): Don't free it either.
15522 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15523 Use the df insn LUIDs.
15524 (load_killed_in_block): Likewise.
15525 (compute_hash_table_work): Don't compute reg_set_in_block.
15526 (compute_transp): Use DF_REG_DEF_CHAINs.
15527 (local_cprop_pass): Don't use compute_sets and related functions.
15528 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15529 Use get_max_uid() instead of max_cuid.
15530 (insert_insn_end_basic_block, pre_insert_copy_insn,
15531 update_ld_motion_stores): Don't try to
15532 keep reg_set tables up to date.
15533 (pre_insert_copies): Use df insn LUIDs.
15534 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15535 (reg_set_info): Don't use extra bitmap argument.
15536 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15537 information to compute regs_set_in_block.
15538 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15539 (bypass_jumps): Don't use compute_sets and friends.
15541 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15544 * opts.c (undocumented_msg): Do not leave blank even with
15547 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15549 * c-decl.c (build_enumerator): Allow values folding to integer
15550 constants but not integer constant expressions with a pedwarn if
15553 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15556 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15557 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15558 type is an integer constant.
15560 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15563 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15566 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15569 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15570 with variably modified return type and no storage class
15571 specifiers, except for the case of nested functions. Distinguish
15572 extern declarations of functions with variably modified return
15573 types from those of objects with variably modified types.
15575 2009-04-25 Jan Hubicka <jh@suse.cz>
15577 * tree.c (list_equal_p): New function.
15578 * tree.h (list_equal_p): Declare.
15579 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15580 basic_block_def, basic_block, const_basic_block): New.
15581 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15582 (redirect_eh_edge): New function.
15583 (make_eh_edge_update_phi): EH edges are not abnormal.
15584 * except.c: Include tree-flow.h.
15585 (list_match): New function.
15586 (eh_region_replaceable_by_p): New function.
15587 (replace_region): New function.
15588 (hash_type_list): New function.
15589 (hash_eh_region): New function.
15590 (eh_regions_equal_p): New function.
15591 (merge_peers): New function.
15592 (remove_unreachable_regions): Verify EH tree when checking;
15594 (copy_eh_region_1): New function.
15595 (copy_eh_region): New function.
15596 (push_reachable_handler): New function.
15597 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15598 regions without label but with live RESX.
15599 * except.h (redirect_eh_edge_to_label): New.
15600 * tree-flow.h (redirect_eh_edge): New.
15601 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15602 basic_block_def, basic_block, const_basic_block): Remove.
15603 * Makefile.in (except.o): Add dependency on tree-flow.h
15604 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15605 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15608 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15611 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15612 on the destination of memcpy.
15614 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15616 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15617 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15618 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15620 2009-04-25 Jan Hubicka <jh@suse.cz>
15622 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15623 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15624 to be reached by different label than left.
15625 (update_eh_edges): Update comment; remove edge_to_remove if possible
15626 and return true if suceeded.
15627 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15628 (cleanup_eh): Compute sharing map.
15629 * except.c (remove_eh_handler_and_replace): Add argument if we should
15631 (remove_unreachable_regions): Update for label sharing.
15632 (label_to_region_map): Likewise.
15633 (get_next_region_sharing_label): New function.
15634 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15636 (remove_eh_handler): Update.
15637 (remove_eh_region_and_replace_by_outer_of): New function.
15638 * except.h (struct eh_region): Add next_region_sharing_label.
15639 (remove_eh_region_and_replace_by_outer_of,
15640 get_next_region_sharing_label): Declare.
15641 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15643 2009-04-25 Jan Hubicka <jh@suse.cz>
15645 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15646 insert code even if they are not critical.
15648 2009-04-25 Jan Hubicka <jh@suse.cz>
15650 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15651 (gimple_can_remove_branch_p): EH edges won't remove branch by
15653 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15654 updating of non-abnormal EH edges.
15655 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15656 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15657 (split_critical_edges): Split also edges where emitting code on them
15658 will lead to splitting later.
15660 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15661 H.J. Lu <hongjiu.lu@intel.com>
15664 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15665 the configured assembler supports fildq and fistpq mnemonics.
15666 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15667 * configure: Regenerated.
15668 * config.in: Ditto.
15670 * config/i386/i386.c (print_operand): Handle 'Z'.
15671 ['z']: Remove handling of special fild/fist suffixes.
15672 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15673 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15674 suffix of fild insn.
15675 (*floatsi<mode>2_vector_mixed): Ditto.
15676 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15677 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15678 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15679 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15680 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15682 2009-04-25 Ben Elliston <bje@au.ibm.com>
15684 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15685 the source of a set operation.
15687 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15689 * target.h (struct gcc_target): Add case_values_threshold field.
15690 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15691 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15692 * targhooks.c (default_case_values_threshold): New function.
15693 * targhooks.h (default_case_values_threshold): Declare function.
15694 * stmt.c (expand_case): Use case_values_threshold target hook.
15695 * expr.h (case_values_threshold): Remove declartation.
15696 * expr.c (case_values_threshold): Remove function.
15697 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
15699 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
15700 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15701 (avr_case_values_threshold): Declare as static.
15702 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
15704 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
15705 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
15706 (mn10300_case_values_threshold): New function.
15708 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15710 * ira.c (setup_cover_and_important_classes): Add enum cast.
15712 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
15714 * genpreds.c (write_enum_constraint_num): Output definition of
15715 CONSTRAINT_NUM_DEFINED_P macro.
15716 * ira.c (setup_cover_and_important_classes): Use
15717 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
15719 2009-04-24 DJ Delorie <dj@redhat.com>
15721 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
15722 __SH2A_SINGLE_ONLY__ also.
15724 2009-04-24 Steve Ellcey <sje@cup.hp.com>
15726 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
15727 (movdf_internal): Ditto.
15728 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
15729 SFmode and DFmode constants.
15730 (ia64_print_operand): Add 'G' format for printing
15731 floating point constants.
15733 2009-04-24 Richard Guenther <rguenther@suse.de>
15735 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
15736 from unsigned additions.
15738 2009-04-24 Joseph Myers <joseph@codesourcery.com>
15740 * c-typeck.c (set_init_index): Allow array designators that are
15741 not integer constant expressions with a pedwarn if pedantic.
15743 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15745 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
15746 zero if no overlap in nonzero bits between the operands.
15748 2009-04-24 Ian Lance Taylor <iant@google.com>
15750 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
15751 (record_dead_and_set_regs): Likewise.
15752 * df.h (struct df_mw_hardreg): Change flags field to int.
15753 (struct df_base_ref): Likewise.
15754 (struct df): Change changeable_flags field to int.
15755 * df-scan.c (df_defs_record): Change clobber_flags to int.
15756 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
15757 constants rather than #define macros.
15758 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
15759 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
15760 (enum dwarf_calling_convention): Likewise.
15761 (enum dwarf_line_number_x_ops): Likewise.
15762 (enum dwarf_call_frame_info): Likewise.
15763 (enum dwarf_source_language): Likewise.
15764 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
15765 (add_calling_convention_attribute): Likewise.
15766 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
15767 (combine_comparisons): Change compcode to int. Add cast to enum type.
15768 * genrecog.c (maybe_both_true_2): Change c to int.
15769 (write_switch): Likewise. Add cast to enum type.
15770 * gimplify.c (gimplify_omp_for): Handle return values from
15771 gimplify_expr using MIN rather than bitwise or.
15772 (gimplify_expr): Add cast to enum type.
15773 * ipa-prop.c (update_jump_functions_after_inlining): Change
15774 IPA_BOTTOM to IPA_JF_UNKNOWN.
15775 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
15776 Add casts to enum type.
15777 (setup_cover_and_important_classes): Change cl to int. Add casts
15779 (setup_class_translate): Change cl and mode to int.
15780 (ira_init_once): Change mode to int.
15781 (free_register_move_costs): Likewise.
15782 (setup_prohibited_mode_move_regs): Add casts to enum type.
15783 * langhooks.c (add_builtin_function_common): Rework assertion that
15784 value fits bitfield.
15785 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
15786 * omega.c (omega_do_elimination): Avoid math on enum types.
15787 * optabs.c (expand_vec_shift_expr): Remove casts to int.
15788 * opts.c (set_debug_level): Change 2 to enum constant. Use new
15789 int local to handle integral_argment value.
15790 * regmove.c (try_auto_increment): Change PUT_MODE to
15792 * reload.c (push_secondary_reload): Add casts to enum type.
15793 (secondary_reload_class, find_valid_class): Likewise.
15794 * reload1.c (emit_input_reload_insns): Likewise.
15795 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
15796 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
15797 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
15799 * tree.c (build_common_builtin_nodes): Add casts to enum type.
15800 * tree-complex.c (complex_lattice_t): Typedef to int rather than
15802 (expand_complex_libcall): Add casts to enum type.
15803 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
15804 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
15805 with ERROR_MARK, not NUM_TREE_CODES.
15806 (vect_create_epilog_for_reduction): Likewise.
15807 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
15808 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
15809 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
15811 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
15812 vect_unused_in_loop. Change 0 to loop_vect.
15813 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
15814 * var-tracking.c (get_init_value): Change return type to enum
15816 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
15817 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
15819 (arm_override_options): Add casts to enum type.
15820 (arm_emit_tls_decoration): Likewise.
15821 * config/i386/i386.c (ix86_function_specific_restore): Add casts
15823 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
15824 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
15825 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
15827 * config/s390/s390.c (code_for_builtin_64): Change to array of
15829 (code_for_builtin_31): Likewise.
15830 (s390_expand_builtin): Change code_for_builtin to enum insn_code
15832 * config/sparc/sparc.c (sparc_override_options): Change value
15833 field in struct code_model to enum cmodel. In initializer change
15834 0 to NULL and add cast to enum type.
15836 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
15837 Change all callers. Issue a -Wc++-compat warning using
15838 lhs_origtype if necessary.
15839 (convert_for_assignment): Issue -Wc++-compat warnings about
15840 invalid conversions to enum type on assignment.
15841 * c-common.h (build_modify_expr): Update declaration.
15843 2009-04-24 Nick Clifton <nickc@redhat.com>
15845 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
15846 (function_arg_advance): Likewise.
15847 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
15850 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15852 * config/s390/constraints.md ('I', 'J'): Fix condition.
15854 2009-04-24 Diego Novillo <dnovillo@google.com>
15856 * gengtype-parse.c (parse_error): Add newline after message.
15858 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
15860 * config/i386/sse.md (avxmodesuffixs): Removed.
15861 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
15862 (*avx_pinsr<ssevecsize>): This.
15864 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
15866 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
15867 follow chains of regs with a single definition, and allow expressions
15868 that are function_invariant_p.
15869 (simple_rhs_p): Allow expressions that are function_invariant_p.
15871 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
15873 PR middle-end/39867
15874 * fold-const.c (fold_cond_expr_with_comparison): When folding
15875 > and >= to MAX, make sure the MAX uses the same type as the
15876 comparison's operands.
15878 2009-04-24 Nick Clifton <nickc@redhat.com>
15880 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
15881 addressing for DImode accesses.
15882 (frv_print_operand_address): Handle PLUS case.
15883 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
15885 2009-04-24 Jakub Jelinek <jakub@redhat.com>
15887 PR rtl-optimization/39794
15888 * alias.c (canon_true_dependence): Add x_addr argument.
15889 * rtl.h (canon_true_dependence): Adjust prototype.
15890 * cse.c (check_dependence): Adjust canon_true_dependence callers.
15891 * cselib.c (cselib_invalidate_mem): Likewise.
15892 * gcse.c (compute_transp): Likewise.
15893 * dse.c (scan_reads_nospill): Likewise.
15894 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
15895 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
15896 canon_base_addr of the group, plus optional offset.
15897 (struct group_info): Rename canon_base_mem to
15899 (get_group_info): Set canon_base_addr to canon_rtx of base, not
15900 canon_rtx of base_mem.
15902 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
15904 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15905 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
15907 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15909 * config/spu/spu-builtins.h: Delete file.
15911 * config/spu/spu.h (enum spu_builtin_type): Move here from
15913 (struct spu_builtin_description): Likewise. Add GTY marker.
15914 Do not use enum spu_function_code or enum insn_code.
15915 (spu_builtins): Add extern declaration.
15917 * config/spu/spu.c: Do not include "spu-builtins.h".
15918 (enum spu_function_code, enum spu_builtin_type_index,
15919 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
15920 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
15921 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
15922 unsigned_V2DI_type_node): Move here from spu-builtins.h.
15923 (spu_builtin_types): Make static. Add GTY marker.
15924 (spu_builtins): Add extern declaration with GTY marker.
15925 Include "gt-spu.h".
15927 * config/spu/spu-c.c: Do not include "spu-builtins.h".
15928 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
15929 Check programmatically whether all parameters are scalar.
15931 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
15933 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
15935 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
15936 assignment from the constructor either if the target is volatile.
15938 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
15940 * config/arm/arm.md (insv): Do not share operands[0].
15942 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
15944 * config/vxlib-tls.c (active_tls_threads): Delete.
15945 (delete_hook_installed): New.
15946 (tls_delete_hook): Don't delete the delete hook.
15947 (tls_destructor): Delete it here.
15948 (__gthread_set_specific): Adjust installing the delete hook.
15949 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
15950 __gthread_leave_tsd_dtor_context.
15952 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
15954 * c-format.c (gcc_tdiag_char_table): Add support for %E.
15956 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
15958 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
15960 (alpha_rtx_costs): Ditto.
15961 (emit_unlikely_jump): Use add_reg_note.
15962 (emit_frame_store_1): Ditto.
15963 (alpha_expand_prologue): Ditto.
15964 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
15965 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
15967 2009-04-23 Nick Clifton <nickc@redhat.com>
15969 * config/v850/v850.md (epilogue): Remove suppressed code.
15970 (return): Rename to return_simple and remove test of frame size.
15971 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
15972 to gen_return_simple.
15974 2009-04-22 Jing Yu <jingyu@google.com>
15977 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
15979 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15982 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
15983 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
15984 value is a VECTOR_CST, the element type is the element type of the
15987 2009-04-22 DJ Delorie <dj@redhat.com>
15989 * config/m32c/m32c.h: Update GTY annotations to new syntax.
15991 2009-04-22 Jakub Jelinek <jakub@redhat.com>
15993 * alias.c (find_base_term): Move around LO_SUM case, so that
15994 CONST falls through into PLUS/MINUS handling.
15997 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
15998 into 0, use omit_one_operand.
16000 2009-04-23 Ben Elliston <bje@au.ibm.com>
16002 * config/rs6000/linux-unwind.h (get_regs): Remove type
16003 puns. Change the type of `pc' to an array of unsigned ints and
16004 update all users. Constify frame24.
16006 2009-04-22 DJ Delorie <dj@redhat.com>
16008 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16009 declarations before code.
16010 (current_function_special_page_vector): Likewise.
16011 (m32c_expand_insv): Silence a warning.
16013 2009-04-21 Taras Glek <tglek@mozilla.com>
16015 * alias.c: Update GTY annotations to new syntax.
16016 * basic-block.h: Likewise.
16017 * bitmap.h: Likewise.
16018 * c-common.h: Likewise.
16019 * c-decl.c: Likewise.
16020 * c-parser.c: Likewise.
16021 * c-pragma.c: Likewise.
16022 * c-tree.h: Likewise.
16023 * cfgloop.h: Likewise.
16024 * cgraph.h: Likewise.
16025 * config/alpha/alpha.c: Likewise.
16026 * config/arm/arm.h: Likewise.
16027 * config/avr/avr.h: Likewise.
16028 * config/bfin/bfin.c: Likewise.
16029 * config/cris/cris.c: Likewise.
16030 * config/darwin.c: Likewise.
16031 * config/frv/frv.c: Likewise.
16032 * config/i386/i386.c: Likewise.
16033 * config/i386/i386.h: Likewise.
16034 * config/i386/winnt.c: Likewise.
16035 * config/ia64/ia64.h: Likewise.
16036 * config/iq2000/iq2000.c: Likewise.
16037 * config/mips/mips.c: Likewise.
16038 * config/mmix/mmix.h: Likewise.
16039 * config/pa/pa.c: Likewise.
16040 * config/pa/pa.h: Likewise.
16041 * config/rs6000/rs6000.c: Likewise.
16042 * config/s390/s390.c: Likewise.
16043 * config/sparc/sparc.c: Likewise.
16044 * config/xtensa/xtensa.c: Likewise.
16045 * cselib.h: Likewise.
16046 * dbxout.c: Likewise.
16047 * dwarf2out.c: Likewise.
16048 * except.c: Likewise.
16049 * except.h: Likewise.
16050 * fixed-value.h: Likewise.
16051 * function.c: Likewise.
16052 * function.h: Likewise.
16053 * gimple.h: Likewise.
16054 * integrate.c: Likewise.
16055 * optabs.c: Likewise.
16056 * output.h: Likewise.
16057 * real.h: Likewise.
16059 * stringpool.c: Likewise.
16060 * tree-data-ref.c: Likewise.
16061 * tree-flow.h: Likewise.
16062 * tree-scalar-evolution.c: Likewise.
16063 * tree-ssa-address.c: Likewise.
16064 * tree-ssa-alias.h: Likewise.
16065 * tree-ssa-operands.h: Likewise.
16066 * tree.c: Likewise.
16067 * tree.h: Likewise.
16068 * varasm.c: Likewise.
16069 * varray.h: Likewise.
16071 * coretypes.h: Do not define GTY macro if it is already defined.
16072 * doc/gty.texi: Update GTY documentation to new syntax.
16073 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16074 annotations on structs.
16075 * gengtype-parse.c: Likewise.
16077 2009-04-22 Mark Heffernan <meheff@google.com>
16079 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16081 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16083 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16086 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16088 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16089 the same as a PLUS without a shift. Increase the cost of a
16092 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16094 * Makefile.in: Update dependencies.
16095 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16096 * errors.h: Remove bogus comment about compatibility.
16097 (warning): Update declaration.
16098 * genautomata.c: Update all calls to warning.
16099 * gimple.c: Do not include errors.h. Include toplev.h.
16100 * tree-ssa-structalias.c: Do not include errors.h.
16101 * omega.c: Likewise.
16102 * tree-ssa-reassoc.c: Likewise.
16103 * config/spu/spu-c.c: Likewise.
16104 * config/spu/t-spu-elf: Update dependencies.
16106 2009-04-22 Richard Guenther <rguenther@suse.de>
16108 PR tree-optimization/39824
16109 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16110 make sure the types are compatible.
16112 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16115 * c-common.c (c_parse_error): Take a token_flags parameter.
16116 Use token_type for the token type instead.
16117 Pass token_flags to cpp_type2name.
16118 * c-common.h (c_parse_error): Update declaration.
16119 * c-parser.c (c_parser_error): Pass 0 as token flags.
16121 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16123 PR rtl-optimization/39580
16124 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16126 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16128 * function.c (expand_function_end): Do not emit a jump to the "naked"
16129 return label for fall-through returns.
16130 * except.c (sjlj_emit_function_exit): Always place the call to the
16131 unregister function at the location installed by expand_function_end.
16133 2009-04-22 Richard Guenther <rguenther@suse.de>
16135 PR tree-optimization/39845
16136 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16137 (gen_inbound_check): Likewise.
16139 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16141 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16143 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16144 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16146 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16148 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16149 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16150 shift counts to avoid out-of-bounds array accesses.
16152 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16154 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16155 (Pmode): Move above.
16157 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16159 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16160 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16161 GET_CODE macro. Use IN_RANGE macro where appropriate.
16162 * config/alpha/alpha.h: Ditto.
16163 * config/alpha/alpha.md: Ditto.
16164 * config/alpha/constraints.md: Ditto.
16165 * config/alpha/predicates.md: Ditto.
16167 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16169 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16170 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16171 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16172 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16173 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16174 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16175 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16176 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16177 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16178 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16179 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16180 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16181 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16182 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16183 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16184 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16185 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16186 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16187 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16188 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16189 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16190 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16191 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16192 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16193 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16194 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16195 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16197 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16199 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16200 references from comments.
16201 * cfgbuild.c: (count_basic_blocks): Delete.
16202 (find_basic_blocks_1): Delete.
16203 (find_basic_blocks): Delete.
16204 * except.c (finish_eh_generation): Make static. Move comment from
16205 except.h here. Remove find_basic_blocks references from comments.
16206 * except.h (finish_eh_generation): Delete.
16207 * basic-block.h (find_basic_blocks): Delete.
16208 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16210 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16212 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16213 (sdbout_parms): Likewise.
16215 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16217 * config/sh/sh.c (prepare_cbranch_operands): Use
16218 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16219 (expand_cbranchdi4): Likewise.
16220 (from_compare): Add cast to enum type.
16221 (expand_cbranchsi4): Use add_reg_note.
16222 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16223 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16224 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16225 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16226 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16227 instead of CODE_FOR_nothing.
16228 (cbranchdi4): Likewise. Fix the order of arguments for
16230 (push_fpscr): Use add_reg_note.
16231 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16232 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16234 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16236 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16237 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16238 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16239 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16240 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16241 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16242 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16243 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16244 config/alpha/x-vms, config/arc/t-arc,
16245 config/arm/README-interworking, config/arm/arm-c.c,
16246 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16247 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16248 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16249 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16250 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16251 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16252 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16253 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16254 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16255 config/cris/t-elfmulti, config/crx/t-crx,
16256 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16257 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16258 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16259 config/h8300/t-h8300, config/i386/athlon.md,
16260 config/i386/darwin-libgcc.10.4.ver,
16261 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16262 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16263 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16264 config/i386/t-linux64, config/i386/t-nwld,
16265 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16266 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16267 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16268 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16269 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16270 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16271 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16272 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16273 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16274 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16275 config/m68k/t-uclinux, config/mcore/t-mcore,
16276 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16277 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16278 config/mips/crtn.asm, config/mips/irix-crti.asm,
16279 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16280 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16281 config/mips/mips-fixed.md, config/mips/sb1.md,
16282 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16283 config/mips/t-iris6, config/mips/t-isa3264,
16284 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16285 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16286 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16287 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16288 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16289 config/mn10300/t-linux, config/mn10300/t-mn10300,
16290 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16291 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16292 config/picochip/libgccExtras/clzsi2.asm,
16293 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16294 config/rs6000/darwin-libgcc.10.4.ver,
16295 config/rs6000/darwin-libgcc.10.5.ver,
16296 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16297 config/rs6000/t-aix43, config/rs6000/t-aix52,
16298 config/rs6000/t-darwin, config/rs6000/t-fprules,
16299 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16300 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16301 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16302 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16303 config/rs6000/t-rtems, config/rs6000/t-spe,
16304 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16305 config/score/t-score-elf, config/sh/divcost-analysis,
16306 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16307 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16308 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16309 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16310 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16311 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16312 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16313 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16314 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16315 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16316 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16317 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16318 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16319 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16320 * config/h8300/genmova.sh: Include copyright and license notices
16321 in generated output.
16322 * config/h8300/mova.md: Regenerate.
16323 * doc/install.texi2html: Include word "Copyright" in copyright
16324 notice and use name "Free Software Foundation, Inc.".
16325 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16326 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16327 ChangeLog-2007, ChangeLog-2008: Correct dates.
16329 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16331 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16332 NE_EXPR operations as well.
16333 * c-parser.c (c_parser_condition): Do not set location information on
16335 (c_parser_conditional_expression): Likewise.
16336 (c_parser_binary_expression): Set location information on operators.
16337 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16338 TRUTH_NOT_EXPR has been folded.
16339 * fold-const.c (fold_truth_not_expr): Copy location information from
16340 the incoming expression to the outgoing one.
16341 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16342 recursive calls on the LHS of the operator but pass that of the
16343 operator to recursive calls on the RHS of the operator. Set it
16345 (shortcut_cond_expr): Set the locus of the operator on the second
16346 COND_EXPR and that of the expression on the first in degenerate cases.
16347 Pass the locus of the expression to calls to shortcut_cond_r.
16348 Set the locus of the 'then' block on the associated jump, if any.
16349 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16350 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16351 expression to call to gimplify_boolean_expr.
16353 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16355 * config.gcc: Add additional configuration for
16356 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16357 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16358 (CPP_SPEC): Redefine for allowing -municode option.
16359 (STARTFILE_SPEC): Likewise.
16360 * config/i386/t-mingw-w64: New.
16361 * config/i386/mingw-w64.opt: New.
16362 (municode): Add new target option.
16363 * doc/invoke.texi (municode): Add documentation for new option.
16365 2009-04-21 Ian Lance Taylor <iant@google.com>
16367 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16368 Correct test for number of arguments.
16369 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16371 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16373 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16374 argument of emit_library_call.
16376 2009-04-21 Richard Guenther <rguenther@suse.de>
16378 PR middle-end/39829
16379 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16380 inside VIEW_CONVERT_EXPRs.
16382 2009-04-21 Martin Jambor <mjambor@suse.cz>
16384 * tree-switch-conversion.c (build_constructors): Split a long line.
16385 (constructor_contains_same_values_p): New function.
16386 (build_one_array): Create assigns of constants if possible, do not
16387 call mark_sym_for_renaming, call update_stmt.
16388 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16389 make_rename_temp. Do not call mark_symbols_for_renaming, call
16391 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16392 find_new_referenced_vars, call update_stmt.
16393 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16394 instead of calling make_rename_temp. Do not call
16395 find_new_referenced_vars or mark_symbols_for_renaming, call
16398 2009-04-21 Richard Guenther <rguenther@suse.de>
16400 PR tree-optimization/39827
16401 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16402 (tree_ssa_phiprop): Pass the correct array size.
16404 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16406 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16408 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16411 * c-typeck.c (lvalue_p): Move declaration ...
16412 * c-common.h (lvalue_p): ... to here.
16413 * c-common.c (candidate_equal_p): New.
16414 (add_tlist): Use it.
16415 (merge_tlist): Use it.
16416 (warn_for_collisions_1): Likewise.
16417 (warning_candidate_p): Accept more candidates.
16418 (verify_tree): A warning candidate can be an expression. Use
16421 2009-04-21 Ben Elliston <bje@au.ibm.com>
16424 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16425 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16426 options. Remove -mcall-solaris documentation.
16428 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16431 * doc/invoke.texi (-Wlong-long): Update description.
16432 * c-lex (interpret_integer): Only warn if there was no previous
16433 overflow and -Wlong-long is enabled.
16434 * c-decl.c (declspecs_add_type): Drop redundant flags.
16435 * c.opt (Wlong-long): Init to -1.
16436 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16437 and front-end warn_long_long. Wlong-long only depends on other
16438 flags if it is uninitialized.
16439 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16440 the same for CPP and FE.
16441 (restore_extension_diagnostics): Likewise.
16443 2009-04-20 Ian Lance Taylor <iant@google.com>
16445 Fix enum conversions which are invalid in C++:
16446 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16447 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16448 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16449 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16450 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16451 (dbxout_parms): Likewise.
16452 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16453 (df_clear_flags): Likewise.
16454 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16455 top_flag parameter to int.
16456 (df_chain_create_bb_process_use): Likewise.
16457 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16459 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16460 (df_ref_create_structure, df_def_record_1): Likewise.
16461 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16462 (df_notes_rescan): Change 0 to VOIDmode in function call.
16463 (df_get_call_refs, df_insn_refs_collect): Likewise.
16464 (df_bb_regs_collect): Likewise.
16465 (df_entry_block_defs_collect): Likewise.
16466 (df_exit_block_uses_collect): Likewise.
16467 * df.h: Update declarations.
16468 * double-int.c (double_int_divmod): Add cast to enum type.
16469 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16470 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16471 (based_loc_descr): Likewise.
16472 (loc_descriptor_from_tree_1): Change first_op and second_op to
16473 enum dwarf_location_atom. Add cast to enum type.
16474 * expmed.c (init_expmed): Change 0 to SET in function call.
16475 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16476 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16477 (do_store_flag): Likewise.
16478 * fixed-value.h (struct fixed_value): Change mode to enum
16480 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16481 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16483 (insert_insn_decl, insert_decl, insert_state): Likewise.
16484 (automata_list_finish): Likewise.
16485 * genrecog.c (process_define_predicate): Add cast to enum type.
16486 * gensupport.c (init_predicate_table): Add cast to enum type.
16487 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16489 (gimple_build_call_1, gimple_build_label): Likewise.
16490 (gimple_build_goto, gimple_build_asm_1): Likewise.
16491 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16492 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16493 (enum fallback): Rename from enum fallback_t.
16494 (fallback_t): Typedef as int.
16495 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16496 GSI_SAME_STMT in function call.
16497 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16499 (setup_reg_class_relations): Likewise.
16500 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16501 (setup_prohibited_class_mode_regs): Add cast to enum type.
16502 (setup_prohibited_mode_move_regs): Likewise.
16503 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16504 (record_address_regs): Change i to enum reg_class.
16505 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16506 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16507 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16508 (GET_MODE_2XWIDER_MODE): Likewise.
16509 (GET_CLASS_NARROWEST_MODE): Likewise.
16510 * omp-low.c (expand_omp_for): Add cast to enum type.
16511 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16512 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16513 * postreload.c (reload_cse_simplify_operands): Change rclass local
16515 * predict.c (combine_predictions_for_insn): Change best_predictor
16516 and predictor to enum br_predictor.
16517 (combine_predictions_for_bb): Likewise.
16518 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16519 use SET_PREDICT_EXPR_OUTCOME.
16520 * real.c (real_arithmetic): Change icode to code in function call.
16521 * reginfo.c (init_move_cost): Add casts to enum type.
16522 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16523 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16525 * reload.c (find_valid_class): Add casts to enum type.
16526 (push_reload): Change 0 to NO_REGS in function call.
16527 (find_reloads): Change this_alternative to array of enum
16528 reg_class. Remove some now-unnecessary casts.
16529 (make_memloc): Change 0 to VOIDmode in function call.
16530 * reload1.c (reload): Change 0 to VOIDmode in function call.
16531 (eliminate_regs_1, elimination_effects): Likewise.
16532 (eliminate_regs_in_insn): Likewise.
16533 (emit_input_reload_insns): Add cast to enum type.
16534 (delete_output_reload): Change 0 to VOIDmode in function call.
16535 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16536 to enum type in function call.
16537 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16538 (SET_PREDICT_EXPR_OUTCOME): Define.
16539 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16540 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16541 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16542 (dump_function): Likewise.
16543 * tree-dump.h: Update declarations.
16544 * tree-pass.h: Update declarations.
16545 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16546 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16548 (arm_rtx_costs_1): Correct parenthesization.
16549 (arm_rtx_costs): Add casts to enum type.
16550 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16551 (vfp_emit_fstmd): Use add_rg_note.
16552 (emit_multi_reg_push, emit_sfm): Likewise.
16553 (thumb_set_frame_pointer): Likewise.
16554 (arm_expand_prologue): Likewise.
16555 (arm_regno_class): Change return type to enum reg_class.
16556 (thumb1_expand_prologue): Use add_reg_note.
16557 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16558 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16560 * config/arm/gentune.sh: Add cast to enum type.
16561 * config/arm/arm-tune.md: Rebuild.
16562 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16563 (ix86_split_fp_branch, predict_jump): Likewise.
16564 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16565 insn_code to enum rtx_code.
16566 (ix86_builtin_vectorized_function): Add cast to enum type.
16567 * config/i386/i386.md (truncdfsf2): Change slot to enum
16569 (truncxf<mode>2, isinf<mode>2): Likewise.
16570 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16572 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16573 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16574 (insert_bundle_state): Change 1 to INSERT in function call.
16575 (ia64_add_bundle_selector_before): Likewise.
16576 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16577 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16578 (restore_stack_nonlocal): Likewise.
16579 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16581 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16583 (mips_rtx_costs): Likewise.
16584 (mips_override_options): Add casts to enum type.
16585 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16587 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16588 (store_reg, set_reg_plus_d): Likewise.
16589 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16590 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16592 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16594 (emit_unlikely_jump): Use add_reg_note.
16595 (rs6000_emit_allocate_stack): Likewise.
16596 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16597 (output_toc): Change 1 to INSERT in function call.
16598 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16599 (rs6000_initialize_trampoline): Likewise.
16600 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16602 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16603 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16604 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16605 (save_gprs): Use add_reg_note.
16606 (s390_emit_prologue): Likewise.
16607 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16608 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16609 (sparc_fold_builtin): Add cast to enum type.
16610 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16612 (spu_expand_prologue): Use add_reg_note.
16613 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16615 2009-04-20 Ian Lance Taylor <iant@google.com>
16617 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16618 (c_parser_postfix_expression_after_primary): Get VEC for list of
16619 arguments. Get original types of arguments. Call
16620 build_function_call_vec.
16621 (cached_expr_list_1, cached_expr_list_2): New static variables.
16622 (c_parser_expr_list): Change return type to VEC *. Add
16623 p_orig_types parameter. Change all callers.
16624 (c_parser_release_expr): New static function.
16625 (c_parser_vec_to_tree_list): New static function.
16626 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16627 call build_function_call_vec.
16628 (build_function_call_vec): New function, based on old
16629 build_function_call.
16630 (convert_arguments): Remove nargs and argarray parameters. Change
16631 values to a VEC. Add origtypes parameter.
16632 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16633 (convert_for_assignment): Add origtype parameter. Change all
16634 callers. If warn_cxx_compat, check for conversion to an enum
16635 type when calling a function.
16636 (store_init_value): Add origtype parameter. Change all callers.
16637 (digest_init): Likewise.
16638 (struct init_node): Add origtype field.
16639 (add_pending_init): Add origtype parameter. Change all callers.
16640 (output_init_element): Likewise.
16641 (output_pending_init_elements): Pass origtype from init_node to
16642 output_init_element.
16643 (process_init_element): Pass origtype from c_expr to
16644 output_init_element.
16645 (c_finish_return): Add origtype parameter. Change all callers.
16646 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16648 (sync_resolve_params): Likewise.
16649 (sync_resolve_return): Change params to first_param. Change caller.
16650 (resolve_overloaded_builtins): Change params to VEC *. Change
16651 callers. Save first parameter around call to build_function_call_vec.
16652 * c-decl.c (finish_decl): Add origtype parameter. Change all
16653 callers. Call build_function_call_vec rather than
16654 build_function_call for cleanup.
16655 * c-tree.h: Update declarations.
16656 * c-common.h: Update declarations.
16657 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16658 params to first_param.
16659 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16660 params parameter from tree to void *.
16661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16662 Change arglist parameter to have type void *, and to be a pointer
16664 * config/rs6000/rs6000-protos.h
16665 (altivec_resolve_overloaded_builtin): Update declaration.
16666 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16667 fnargs parameter to have type void *, and to be a pointer to a
16668 VEC. Call build_function_call_vec instead of
16669 build_function_call.
16670 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16672 2009-04-20 Joey Ye <joey.ye@intel.com>
16673 Xuepeng Guo <xuepeng.guo@intel.com>
16674 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16678 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16679 (IX86_LEA_PRIORITY): Likewise.
16680 (distance_non_agu_define): New function.
16681 (distance_agu_use): Likewise.
16682 (ix86_lea_for_add_ok): Likewise.
16683 (ix86_dep_by_shift_count): Likewise.
16685 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16686 should split for LEA.
16688 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16690 (ix86_dep_by_shift_count): Likewise.
16692 2009-04-20 Richard Guenther <rguenther@suse.de>
16694 * expr.c (handled_component_p): Move ...
16695 * tree.h (handled_component_p): ... here.
16696 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16697 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
16698 and REALPART_EXPR to be in one group.
16700 2009-04-20 Richard Guenther <rguenther@suse.de>
16702 * basic-block.h (get_all_dominated_blocks): Declare.
16703 * dominance.c (get_all_dominated_blocks): New function.
16704 * tree-cfg.c (get_all_dominated_blocks): Remove.
16705 (remove_edge_and_dominated_blocks): Adjust.
16706 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
16707 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
16708 instead of recursing.
16710 2009-04-20 Doug Kwan <dougkwan@google.com>
16712 * cgraph.h (cgraph_node_ptr): New type for vector functions.
16713 (struct cgraph_node_set_def): New type.
16714 (cgraph_node_set) New type. Also declare vector functions.
16715 (struct cgraph_node_set_element_def): New type.
16716 (cgraph_node_set_element): Ditto.
16717 (cgraph_node_set_iterator): New iterator type.
16718 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
16719 cgraph_node_set_remove, dump_cgraph_node_set,
16720 debug_cgraph_node_set): New prototypes.
16721 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
16722 cgraph_node_set_size): New inlines.
16723 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
16724 including cgraph.h.
16725 (struct ipa_opt_pass): Add struct cgraph_node_set_def
16726 argument to function 'write_summary'.
16727 * ipa.c: Include ggc.h.
16728 (hash_cgraph_node_set_element,
16729 eq_cgraph_node_set_element, cgraph_node_set_new,
16730 cgraph_node_set_add, cgraph_node_set_remove,
16731 cgraph_node_set_find, dump_cgraph_node_set,
16732 debug_cgraph_node_set): New functions.
16733 * Makefile.in (ipa.o): Add dependency on GGC_H.
16735 2009-04-20 Ira Rosen <irar@il.ibm.com>
16737 PR tree-optimization/39675
16738 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
16739 check of the return code of vect_schedule_slp. Check that
16740 stmt_vec_info still exists for the statement, before checking its
16741 vectorization type.
16743 2009-04-20 Michael Matz <matz@suse.de>
16745 * Makefile.in (generated_files): Take out $(simple_generated_c).
16747 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
16749 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
16750 (UINTPTR_TYPE): Likewise.
16752 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16755 * c-typeck.c (digest_init): Check for initializing an array with a
16758 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16761 * c-semantics.c (pop_stmt_list): Propagate
16762 STATEMENT_LIST_HAS_LABEL to parent statement list.
16764 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
16766 * config/mips/mips.h (mips_tune_attr): New macro.
16767 * config/mips/mips.md (cpu): Use it.
16769 2009-04-19 Joseph Myers <joseph@codesourcery.com>
16772 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
16775 2009-04-19 Diego Novillo <dnovillo@google.com>
16777 * toplev.c (compile_file): Move call to coverage_finish ...
16778 * cgraphunit.c (ipa_passes): ... here.
16779 Call cgraph_process_new_functions.
16780 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
16781 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
16783 2009-04-19 Jan Hubicka <jh@suse.cz>
16785 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
16787 (dump_cgraph_node): Dump can throw external flag.
16788 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
16790 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16794 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
16795 * common.opt (Wlogical-op): Move from here...
16796 * c.opt (Wlogical-op): ... to here.
16797 * c-typeck.c (parser_build_binary_op): Update call to
16798 warn_logical_operator.
16799 * c-opts.c (c_common_post_options): Enable warn_logical_op with
16801 * c-common.c (warn_logical_op): Update.
16802 * c-common.h (warn_logical_op): Update declaration.
16804 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
16806 * tree.c (protected_set_expr_location): Fix formatting.
16808 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16811 * c-typeck.c (readonly_warning): new.
16812 (build_unary_op, build_modify_expr): Use readonly_warning for
16813 storing into something readonly but not const-qualified.
16815 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16818 * c-typeck.c (build_unary_op): Check for taking address of
16819 expression of type void.
16821 2009-04-18 Joseph Myers <joseph@codesourcery.com>
16824 * c-typeck.c (build_function_call): Check for calling a function
16825 with qualified void return types. Call require_complete_type when
16828 2009-04-18 Jan Hubicka <jh@suse.cz>
16830 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
16832 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
16833 can_throw_external flag.
16834 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
16835 * ipa-pure-const.c (ignore_edge): New function.
16836 (propagate): Compute order for NOTHROW computation; set NOTHROWs
16837 only over can_throw_external edges.
16838 (local_pure_const): Add nothrow flag.
16839 * ipa-utils.c (searchc): Add ignore_edge callback.
16840 (ipa_utils_reduced_inorder): Add ignore_edge callback.
16841 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
16842 (set_nothrow_function_flags): Update cgraph.
16843 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
16845 2009-04-18 Richard Guenther <rguenther@suse.de>
16847 PR middle-end/39804
16848 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
16849 (fold_stmt): ... this and ...
16850 (fold_stmt_inplace): ... this.
16851 (fold_stmt_1): Fold references in calls and asms.
16852 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
16854 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16856 * tree-vrp.c (ssa_name_nonzero_p): Remove.
16857 * tree.h: Remove the prototype for ssa_name_nonzero_p.
16859 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16861 * tree.c (function_args_count): Remove.
16862 * tree.h: Remove the prototype for function_args_count.
16864 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16866 * tree-iterator.c (expr_only): Remove.
16867 * tree.h: Remove the prototype for expr_only.
16869 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16871 * reginfo.c (cannot_change_mode_set_regs): Remove.
16872 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
16874 2009-04-08 Anatoly Sokolov <aesok@post.ru>
16876 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
16877 whether operands 0 and 1 overlaps.
16879 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
16881 PR middle-end/36902
16882 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
16883 pointer. Use warning_at instead of warning.
16884 (search_for_addr_array): Likewise.
16885 (check_array_bounds): Likewise.
16886 (check_all_array_refs): Check that the incoming edge is not in the
16887 list of edges to be removed.
16888 (check_all_array_refs): Avoid the temporal pointer.
16889 (vrp_visit_cond_stmt): Fix typo.
16890 (simplify_switch_using_ranges): Handle the case where the switch
16891 index is an integer constant.
16893 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
16895 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
16897 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
16899 * doc/extend.texi, doc/invoke.texi: Fix typos.
16901 2009-04-17 Cary Coutant <ccoutant@google.com>
16903 * tree-flow-inline.h (get_lineno): Fix inverted test.
16905 2009-04-17 Diego Novillo <dnovillo@google.com>
16907 * tree-ssa-pre.c (create_expression_by_pieces): Remove
16908 assertion for AVAIL_OUT.
16910 2009-04-17 Mike Frysinger <vapier@gentoo.org>
16913 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
16914 * config/sh/linux-atomic.asm: Likewise.
16916 2009-04-17 Diego Novillo <dnovillo@google.com>
16918 * except.c (debug_eh_tree): New.
16919 (struct eh_region, struct eh_status): Move ...
16920 * except.h: ... here.
16921 (add_type_for_runtime): Declare extern.
16922 (lookup_type_for_runtime): Likewise.
16923 (debug_eh_tree): Declare.
16924 * Makefile.in (GTFILES): List except.h before except.c
16926 2009-04-17 Diego Novillo <dnovillo@google.com>
16928 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
16929 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
16930 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
16931 (find_vars_r): ... here.
16932 * tree-flow.h (find_referenced_vars_in): Declare.
16933 * tree-ssa-pre.c (create_expression_by_pieces): Assert
16934 that AVAIL_OUT exists for BLOCK.
16935 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
16936 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
16937 (tree-parloops.o): Likewise.
16939 2009-04-17 Simon Baldwin <simonb@google.com>
16941 * toplev.c (default_tree_printer): Add handling for %E format.
16943 2009-04-17 Diego Novillo <dnovillo@google.com>
16945 * tree-pretty-print.c (dump_generic_node): Add break after
16946 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
16947 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
16948 FUNCTION_TYPE together. Call print_struct_decl when printing
16949 structures and TDF_SLIM is not given.
16950 (print_struct_decl): Fix logic for detecting recursion.
16952 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
16955 * gcc.c (create_at_file): New.
16956 (compile_input_file_p): New.
16957 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
16958 * main.c (main): Update call to toplev_main.
16959 * toplev.c (toplev_main): Change signature. Call expandargv.
16960 * toplev.h (toplev_main): Change signature.
16962 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16964 * dwarf2out.c (field_byte_offset): Use the type size as the field size
16965 if the latter is not constant.
16967 2009-04-17 David Edelsohn <edelsohn@gnu.org>
16969 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
16971 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
16973 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
16974 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
16976 2009-04-17 Richard Guenther <rguenther@suse.de>
16978 * tree-ssa-structalias.c (get_constraint_for_component_ref):
16979 Handle component references view-converting an invariant address.
16981 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
16983 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
16984 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
16985 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
16986 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
16987 Use @deftypevr rather than @deftypevar.
16989 2009-04-17 Richard Guenther <rguenther@suse.de>
16991 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
16992 (get_prop_source_stmt): Likewise.
16993 (can_propagate_from): Likewise.
16995 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
16997 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
16998 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
16999 (--with-multilib-list): Add default value.
17000 * configure: Regenerate.
17001 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17002 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17003 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17004 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17005 Don't add default cpu to multilib list unnecessarily, but do enable
17006 the relevant compiler option..
17007 Add support for --with-multilib-list=<blank> and
17008 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17009 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17010 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17011 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17012 TM_MULTILIB_CONFIG.
17013 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17014 (MULTILIB_OSDIRNAMES): New variable.
17015 * config/sh/t-1e: Delete file.
17016 * config/sh/t-mlib-sh1: Delete file.
17017 * config/sh/t-mlib-sh2: Delete file.
17018 * config/sh/t-mlib-sh2a: Delete file.
17019 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17020 * config/sh/t-mlib-sh2a-single: Delete file.
17021 * config/sh/t-mlib-sh2a-single-only: Delete file.
17022 * config/sh/t-mlib-sh2e: Delete file.
17023 * config/sh/t-mlib-sh3e: Delete file.
17024 * config/sh/t-mlib-sh4: Delete file.
17025 * config/sh/t-mlib-sh4-nofpu: Delete file.
17026 * config/sh/t-mlib-sh4-single: Delete file.
17027 * config/sh/t-mlib-sh4-single-only: Delete file.
17028 * config/sh/t-mlib-sh4a: Delete file.
17029 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17030 * config/sh/t-mlib-sh4a-single: Delete file.
17031 * config/sh/t-mlib-sh4a-single-only: Delete file.
17032 * config/sh/t-mlib-sh4al: Delete file.
17033 * config/sh/t-mlib-sh5-32media: Delete file.
17034 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17035 * config/sh/t-mlib-sh5-64media: Delete file.
17036 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17037 * config/sh/t-mlib-sh5-compact: Delete file.
17038 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17039 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17040 * doc/install.texi (Options specification): Add
17041 --with-multilib-list and --with-endian.
17043 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17045 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17047 (OBJS-common): Add plugin-version.o.
17048 (plugin-version.o): New.
17049 * gcc-plugin.h (plugin_gcc_version): New.
17050 (plugin_default_version_check): New.
17051 (plugin_init_func, plugin_init): Add version argument.
17052 * plugin-version.c: New.
17053 * plugin.c (str_plugin_gcc_version_name): New.
17054 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17055 pass it to the init function.
17056 (plugin_default_version_check): New.
17058 2009-04-17 Richard Guenther <rguenther@suse.de>
17060 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17061 for decl-vs-decl disambiguation.
17063 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17065 * config/s390/s390.h (s390_tune_attr): New macro definition.
17066 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17068 2009-04-17 Richard Guenther <rguenther@suse.de>
17070 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17071 (fold_stmt_r): Likewise.
17072 (maybe_fold_reference): New function.
17073 (fold_gimple_assign): Handle cases fold_stmt_r did.
17074 (fold_stmt): Do not use fold_stmt_r.
17075 (fold_stmt_inplace): Likewise.
17077 2009-04-17 Richard Guenther <rguenther@suse.de>
17079 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17080 (record_equivalences_from_stmt): Remove useless checks and
17082 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17083 the type is already suitable.
17085 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17087 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17089 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17091 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17092 (CMPtype): Define as __gcc_CMPtype.
17094 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17096 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17097 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17099 2009-04-17 Richard Guenther <rguenther@suse.de>
17101 PR tree-optimization/39746
17102 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17103 special-casing for builtins and static variable use/def.
17104 (call_may_clobber_ref_p_1): Likewise.
17106 2009-04-16 Ian Lance Taylor <iant@google.com>
17108 * df.h: Include "timevar.h".
17109 (struct df_problem): Change tv_id field to timevar_id_t.
17110 * tree-pass.h: Include "timevar.h".
17111 (struct opt_pass): Change tv_id field to timevar_id_t.
17112 * timevar.h (timevar_id_t): Define TV_NONE.
17113 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17114 TV_NONE rather than tv_id != 0.
17115 (execute_one_pass): Likewise.
17116 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17117 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17118 dependencies to $(TREE_PASS_H).
17119 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17121 (pass_branch_target_load_optimize2): Likewise.
17122 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17123 (pass_outof_cfg_layout_mode): Likewise.
17124 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17125 (pass_rebuild_cgraph_edges): Likewise.
17126 (pass_remove_cgraph_callee_edges): Likewise.
17127 * df-core.c (pass_df_initialize_opt): Likewise.
17128 (pass_df_initialize_no_opt): Likewise.
17129 (pass_df_finish): Likewise.
17130 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17131 * except.c (pass_set_nothrow_function_flags): Likewise.
17132 (pass_convert_to_eh_region_ranges): Likewise.
17133 * final.c (pass_compute_alignments): Likewise.
17134 * function.c (pass_instantiate_virtual_regs): Likewise.
17135 (pass_init_function): Likewise.
17136 (pass_leaf_regs): Likewise.
17137 (pass_match_asm_constraints): Likewise.
17138 * gimple-low.c (pass_lower_cf): Likewise.
17139 (pass_mark_used_blocks): Likewise.
17140 * init-regs.c (pass_initialize_regs): Likewise.
17141 * integrate.c (pass_initial_value_sets): Likewise.
17142 * ira.c (pass_ira): Likewise.
17143 * jump.c (pass_cleanup_barriers): Likewise.
17144 * omp-low.c (pass_expand_omp): Likewise.
17145 (pass_lower_omp): Likewise.
17146 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17147 * recog.c (pass_split_all_insns): Likewise.
17148 (pass_split_after_reload): Likewise.
17149 (pass_split_before_regstack): Likewise.
17150 (pass_split_before_sched2): Likewise.
17151 (pass_split_for_shorten_branches): Likewise.
17152 * reginfo.c (pass_reginfo_init): Likewise.
17153 (pass_subregs_of_mode_init): Likewise.
17154 (pass_subregs_of_mode_finish): Likewise.
17155 * passes.c (pass_postreload): Likewise.
17156 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17157 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17158 (pass_warn_function_return): Likewise.
17159 (pass_warn_function_noreturn): Likewise.
17160 * tree-complex.c (pass_lower_complex): Likewise.
17161 (pass_lower_complex_O0): Likewise.
17162 * tree-if-conv.c (pass_if_conversion): Likewise.
17163 * tree-into-ssa.c (pass_build_ssa): Likewise.
17164 * tree-mudflap.c (pass_mudflap_1): Likewise.
17165 (pass_mudflap_2): Likewise.
17166 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17167 (pass_mudflap_2): Likewise.
17168 * tree-nrv.c (pass_return_slot): Likewise.
17169 * tree-object-size.c (pass_object_sizes): Likewise.
17170 * tree-optimize.c (pass_all_optimizations): Likewise.
17171 (pass_early_local_passes): Likewise.
17172 (pass_all_early_optimizations): Likewise.
17173 (pass_cleanup_cfg): Likewise.
17174 (pass_cleanup_cfg_post_optimizing): Likewise.
17175 (pass_free_datastructures): Likewise.
17176 (pass_free_cfg_annotations): Likewise.
17177 (pass_fixup_cfg): Likewise.
17178 (pass_init_datastructures): Likewise.
17179 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17180 (pass_late_warn_uninitialized): Likewise.
17181 (pass_update_address_taken): Likewise.
17182 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17183 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17184 (pass_cse_sincos): Likewise.
17185 (pass_convert_to_rsqrt): Likewise.
17186 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17187 * tree-stdarg.c (pass_stdarg): Likewise.
17188 * tree-tailcall.c (pass_tail_recursion): Likewise.
17189 (pass_tail_calls): Likewise.
17190 * tree-vect-generic.c (pass_lower_vector): Likewise.
17191 (pass_lower_vector_ssa): Likewise.
17192 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17194 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17196 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17198 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17200 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17201 logical and signext.
17203 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17206 * config/sh/predicates.md (arith_operand): Check if the operand
17207 of TRUNCATE is a REG.
17209 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17211 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17212 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17214 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17216 * tree-iterator.c (tsi_split_statement_list_after,
17217 tsi_split_statement_list_before): Remove.
17218 * tree-iterator.h: Remove the prototypes for
17219 tsi_split_statement_list_after and tsi_split_statement_list_before.
17221 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17223 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17224 * tree-ssa-propagate.h: Remove the prototype for
17225 stmt_makes_single_load.
17227 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17229 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17230 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17232 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17234 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17236 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17238 * except.c (eh_region_outer_p): Remove.
17239 * except.h: Remove the prototype for eh_region_outer_p.
17241 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17243 * function.c (current_function_assembler_name): Remove.
17244 * function.h: Remove the prototype for
17245 current_function_assembler_name.
17247 2009-04-16 Ian Lance Taylor <iant@google.com>
17249 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17250 (add_reg_note): Call alloc_reg_note.
17251 * rtl.h (alloc_reg_note): Declare.
17252 * combine.c (try_combine): Use alloc_reg_note.
17253 (recog_for_combine, move_deaths): Likewise.
17254 (distribute_notes): Use alloc_reg_note and add_reg_note.
17255 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17256 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17257 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17259 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17261 PR rtl-optimization/39762
17262 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17263 ira_may_move_out_cost): Add comments about way of their usage.
17264 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17266 * ira-conflicts.c (process_regs_for_copy): Use function
17267 ira_get_register_move_cost instead of global
17268 ira_register_move_cost.
17270 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17271 color_pass, move_spill_restore, update_curr_costs): Ditto.
17273 * ira-lives.c (process_single_reg_class_operands): Ditto.
17275 * ira-emit.c (emit_move_list): Ditto.
17277 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17278 (record_reg_classes): Ditto. Use functions
17279 ira_get_register_move_cost and ira_get_may_move_cost instead of
17280 global vars ira_register_move_cost, ira_may_move_out_cost and
17281 ira_may_move_in_cost.
17282 (record_address_regs): Don't call ira_init_register_move_cost.
17283 Use function ira_get_may_move_cost instead of global
17284 ira_may_move_in_cost.
17285 (process_bb_node_for_hard_reg_moves): Use function
17286 ira_get_register_move_cost instead of global ira_register_move_cost.
17287 (ira_costs): Don't call ira_init_register_move_cost.
17289 2009-04-16 Richard Guenther <rguenther@suse.de>
17291 * tree-cfg.c (verify_gimple_assign_binary):
17292 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17293 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17294 (create_general_new_stmt): Note that this function is broken.
17296 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17298 * common.opt (fhelp): Add Var(help_flag).
17299 * gcc-plugin.h (plugin_info): Add help.
17300 * plugin.c (plugin_name_args): Add help.
17301 (register_plugin_info): Set plugin->help.
17302 (print_help_one_plugin): New.
17303 (print_plugins_help): New.
17304 * plugin.h (print_plugins_help): New.
17305 * toplev.c (toplev_main): Call print_plugins_help if needed.
17307 2009-04-16 Richard Guenther <rguenther@suse.de>
17309 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17310 (gimple_ior_addresses_taken_1): New function.
17311 (gimple_ior_addresses_taken): Likewise.
17312 * gimple.h (struct gimple_statement_with_ops_base): Remove
17313 addresses_taken member.
17314 (gimple_ior_addresses_taken): Declare.
17315 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17316 gimple_set_addresses_taken): Remove.
17317 * ipa-reference.c (mark_address): New function.
17318 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17319 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17320 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17321 (gimple_add_to_addresses_taken): Remove.
17322 (get_tmr_operands): Call mark_address_taken.
17323 (get_asm_expr_operands): Likewise.
17324 (get_expr_operands): Likewise.
17325 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17326 (free_stmt_operands): Do not free it.
17327 * tree-ssa.c (delete_tree_ssa): Likewise.
17328 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17330 2009-04-16 Richard Guenther <rguenther@suse.de>
17332 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17333 (walk_stmt_load_store_ops): Likewise.
17334 * gimple.c (get_base_loadstore): New function.
17335 (walk_stmt_load_store_addr_ops): Likewise.
17336 (walk_stmt_load_store_ops): Likewise.
17337 * ipa-pure-const.c (check_op): Simplify.
17338 (check_load, check_store): New functions.
17339 (check_stmt): Use walk_stmt_load_store_ops.
17340 * ipa-reference.c (mark_load): Adjust signature.
17341 (mark_store): Likewise.
17342 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17344 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17346 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17347 (plugin_info): New.
17348 * opts.c (common_handle_option): Don't call print_version.
17349 * plugin.c (plugin_name_args): Add version.
17350 (register_plugin_info): New.
17351 (register_callback): Handle PLUGIN_INFO.
17352 (try_init_one_plugin): New.
17353 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17355 (finalize_one_plugin): New.
17356 (finalize_plugins): New.
17357 (print_one_plugin): New.
17358 (print_plugins_versions): New.
17359 * plugin.h (print_plugins_versions): New.
17360 (finalize_plugins): New.
17361 * toplev.c (compile_file): Don't call initialize_plugins.
17362 (print_version): Call print_plugins_versions.
17363 (toplev_main): Call initialize_plugins. Print version if needed.
17364 Call finalize_plugins.
17366 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17368 * common.opt (fversion): New.
17369 * gcc.c (print_version): New.
17370 (process_command): Don't print the version. Just set print_version.
17371 (main): Print version. Call subprocesses if print_version and
17372 verbose_flag are set.
17373 * opts.c (common_handle_option): Handle OPT_fversion.
17375 2009-04-16 Richard Guenther <rguenther@suse.de>
17376 Ira Rosen <irar@il.ibm.com>
17378 PR tree-optimization/39698
17379 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17380 type of the reduction variable. Only generate the def if
17383 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17384 make sure to first convert to an integer of the same precision.
17385 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17386 the type of the evolution correctly in computing the new
17387 induction variable base.
17389 2009-04-16 Richard Guenther <rguenther@suse.de>
17391 PR middle-end/39625
17392 * tree-cfg.c (make_blocks): Split statements with to-be
17393 abnormal SSA names on the lhs.
17395 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17397 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17398 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17399 * c-typeck.c (really_start_incremental_init): Likewise.
17400 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17401 (TARGET_INITIALIZER): Remove it.
17402 * target.h (struct target): Remove vector_opaque_p.
17403 * tree.c (build_opaque_vector_type): New.
17404 * tree.h (TYPE_VECTOR_OPAQUE): New.
17405 (build_opaque_vector_type): Declare.
17406 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17407 * config/rs6000/rs6000.c (build_opaque_vector_type,
17408 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17409 (rs6000_init_builtins): Use build_opaque_vector_type for
17410 opaque_V4SI_type_node.
17412 2009-04-15 Catherine Moore <clm@codesourcery.com>
17414 * debug.h (set_name): Declare.
17415 * dwarf2out.c (dwarf2out_set_name): Declare.
17416 (dwarf2_debug_hooks): Add set_name.
17417 (find_AT_string): New.
17418 (add_AT_string): Call find_AT_string.
17419 (dwarf2out_set_name): New.
17420 * cp/decl.c (grokdeclarator): Call set_name.
17421 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17422 * debug.c (do_nothing_debug_hooks): Likewise.
17423 * dbxout.c (dbx_debug_hooks): Likewise.
17424 * sdbout.c (sdb_debug_hooks): Likewise.
17426 2009-04-15 Michael Eager <eager@eagercon.com>
17428 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17429 reg for single-precision FPU.
17430 * config/rs6000/rs6000.md (movsi_internal1): Only for
17431 !TARGET_SINGLE_FPU.
17432 (movsi_internal1_single): New. Add pattern to move SI values to/from
17433 single-precision FP regs.
17435 2009-04-15 Richard Guenther <rguenther@suse.de>
17437 * omp-low.c (lower_rec_input_clauses): Build correct address
17439 (expand_omp_for_generic): Fix multiplication type.
17440 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17441 (generate_memset_zero): Fix types.
17442 * tree-profile.c (prepare_instrumented_value): Correctly
17445 2009-04-15 Ian Lance Taylor <iant@google.com>
17447 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17448 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17449 for -Wall and for -Wc++-compat.
17450 (c_common_post_options): For C++, set warn_enum_compare if not
17452 * c-tree.h (struct c_expr): Add field original_type.
17453 (build_external_ref): Update declaration.
17454 * c-parser.c (c_parser_braced_init): Set original_type.
17455 (c_parser_initelt): Likewise.
17456 (c_parser_expr_no_commas): Likewise.
17457 (c_parser_conditional_expression): Likewise.
17458 (c_parser_cast_expression): Likewise.
17459 (c_parser_unary_expression): Likewise. Pull setting of
17460 original_code to top of function.
17461 (c_parser_sizeof_expression): Set original_type.
17462 (c_parser_alignof_expression): Likewise.
17463 (c_parser_postfix_expression): Likewise. Pull setting of
17464 original_code to top of function.
17465 (c_parser_postfix_expression_after_paren_type): Set original_type.
17466 (c_parser_postfix_expression_after_primary): Likewise.
17467 (c_parser_expression): Likewise.
17468 * c-typeck.c (build_external_ref): Add type parameter. Change all
17470 (c_expr_sizeof_expr): Set original_type field.
17471 (parser_build_unary_op): Likewise.
17472 (parser_build_binary_op): Likewise. Optionally warn about
17473 comparisons of enums of different types.
17474 (digest_init): Set original_type field.
17475 (really_start_incremental_init): Likewise.
17476 (push_init_level, pop_init_level): Likewise.
17477 * doc/invoke.texi (Warning Options): -Wenum-compare now
17480 2009-04-15 Richard Guenther <rguenther@suse.de>
17482 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17483 out a necessary conversion.
17484 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17485 names we didn't value number.
17486 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17488 2009-04-15 Richard Guenther <rguenther@suse.de>
17490 PR tree-optimization/39764
17491 * tree-ssa-ccp.c (get_value): Canonicalize value with
17492 canonicalize_float_value.
17494 2009-04-15 Jan Hubicka <jh@suse.cz>
17496 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17497 Wrong version of patch.
17499 2009-04-15 Jan Hubicka <jh@suse.cz>
17501 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17503 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17505 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17506 our distinct integral and vector types.
17508 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17510 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17511 * init.c (build_vtbl_address): Remove call to assemble_external.
17513 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17515 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17516 output for other floating point modes.
17518 2009-04-14 Diego Novillo <dnovillo@google.com>
17520 * diagnostic.c (diagnostic_report_diagnostic): Do not
17521 warn about loaded plugins for DK_ERROR and DK_WARNING.
17522 * c-decl.c (declspecs_add_type): Move call to
17523 invoke_plugin_callbacks ...
17524 * c-parser.c (c_parser_declspecs): ... here.
17525 * plugin.c (dump_active_plugins): Tidy output.
17527 2009-04-14 Diego Novillo <dnovillo@google.com>
17528 Le-Chun Wu <lcwu@google.com>
17530 * configure.ac: Add --enable-plugin support.
17531 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17532 * Makefile.in (PLUGIN_H): Define.
17533 Export ENABLE_PLUGIN and GMPINC to site.exp.
17534 Add PLUGINLIBS to link command.
17535 Add/modify dependencies for plugin.o and files including plugin.h.
17537 * config.in: Regenerate.
17539 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17542 2009-04-14 Le-Chun Wu <lcwu@google.com>
17544 * tree-pass.h (register_one_dump_file): Add a prototype for
17545 register_one_dump_file.
17546 * toplev.c (compile_file): Call initialize_plugins.
17547 (do_compile): Call invoke_plugin_callbacks.
17548 (toplev_main): Call invoke_plugin_callbacks.
17549 * common.opt: Add -fplugin= and -fplugin-arg-.
17550 * gcc-plugin.h: New public header file for plugins to include.
17551 * plugin.c: New source file.
17552 * plugin.h: New internal header file.
17553 * passes.c (register_one_dump_file): Make it external.
17555 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17557 2009-04-14 Diego Novillo <dnovillo@google.com>
17559 * doc/plugins.texi: New.
17560 * doc/gccint.texi: Add reference to Plugins chapter.
17561 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17562 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17563 loaded plugins, if any.
17564 * timevar.def (TV_PLUGIN_INIT): Define.
17565 (TV_PLUGIN_RUN): Define.
17566 * plugin.c: Include timevar.h
17567 (plugins_active_p): New.
17568 (dump_active_plugins): New.
17569 (debug_active_plugins): New.
17571 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17573 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17575 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17577 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17579 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17580 the same as a minus without a shift.
17582 2009-04-14 Nick Clifton <nickc@redhat.com>
17584 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17585 comparisons with small integers will always produce a short
17588 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17591 2008-12-19 Diego Novillo <dnovillo@google.com>
17593 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17595 2009-04-14 Richard Guenther <rguenther@suse.de>
17597 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17599 (verify_gimple_assign_binary): Likewise. Handle shifts and
17601 (verify_gimple_phi): Print the mismatched argument position.
17602 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17604 (vect_update_init_of_dr): Likewise.
17605 * matrix-reorg.c (transform_access_sites): Do what the
17607 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17609 2009-04-13 Michael Eager <eager@eagercon.com>
17611 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17612 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17613 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17614 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17615 remove duplicate config
17617 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17619 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17620 file_name:line_number type locator of the call site.
17622 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17624 * genautomata.c: Put blank after comma.
17625 (automaton_decls): New.
17626 (struct unit_usage): Add comments to member next.
17627 (store_alt_unit_usage): Keep the list ordered.
17628 (unit_present_on_list_p, equal_alternatives_p): New.
17629 (check_regexp_units_distribution): Check units distribution
17630 correctness correctly.
17631 (main): Don't write automata if error is found. Return correct
17634 * config/m68k/cf.md (cfv4_ds): Remove.
17635 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17636 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17638 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17639 power4-load-ext, power4-store, power4-store-update,
17640 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17641 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17642 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17643 power4-sqrt, power4-isync): Modify reservation to make correct
17644 unit distribution to automata.
17646 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17647 power5-store-update, power5-two, power5-three, power5-lmul,
17648 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17650 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17652 * except.c (pass_set_nothrow_function_flags): Set name and add
17654 (set_nothrow_function_flags): Mention in the dump file when
17655 changing a function to nothrow.
17657 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17660 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17661 instead of unsigned long.
17663 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17665 * config/arm/arm.c (return_used_this_function): Remove.
17666 (arm_output_function_prologue): Remove use of
17667 return_used_this_function.
17668 (output_return_instruction): Replace use of
17669 return_used_this_function
17670 by cfun->machine->return_used_this_function.
17671 (arm_output_epilogue): Likewise.
17672 (arm_output_function_epilogue): Likewise.
17673 (thumb_unexpanded_epilogue): Likewise.
17674 * config/arm/arm.h (struct machine_function):
17675 New member return_used_this_function.
17677 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17679 * doc/install.texi: Correct description of default directory for
17680 --with-gxx-include-dir.
17682 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17684 * fold-const.c (build_range_check): Properly deal with enumeral and
17685 boolean base types.
17687 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17689 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17690 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17691 * params.h (MAX_GCSE_PASSES): Remove.
17692 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17693 in sequence. Remove ability to run multiple passes.
17694 (bypass_jumps): Report run as third CPROP pass.
17696 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
17698 PR middle-end/39651
17699 * except.c (can_throw_external): Look at each insn in a SEQUENCE
17700 when deciding whether the whole SEQUENCE can throw.
17702 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
17705 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
17706 offseted label references.
17708 2009-04-11 Jan Hubicka <jh@suse.cz>
17710 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
17712 2009-04-11 Richard Guenther <rguenther@suse.de>
17714 PR middle-end/39732
17715 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
17716 return variables as TREE_ADDRESSABLE.
17718 2009-04-11 Richard Guenther <rguenther@suse.de>
17720 PR tree-optimization/39713
17721 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
17722 reference trees have SSA_NAME operands.
17724 2009-04-11 Richard Guenther <rguenther@suse.de>
17727 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
17728 address expressions.
17730 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
17732 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
17733 match changes in Cygwin 1.7
17734 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
17735 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
17737 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17739 PR tree-optimization/39701
17740 * doc/invoke.texi (Optimization Options): Document change in
17741 meaning and initialization of -fdelete-null-pointer-checks.
17743 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17745 PR middle-end/39701
17746 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
17748 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
17751 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
17753 2009-04-10 Chao-ying Fu <fu@mips.com>
17755 * doc/tm.texi (Instruction Output): Document
17756 TARGET_ASM_FINAL_POSTSCAN_INSN.
17757 * target.h (final_postscan_insn): New field in asm_out.
17758 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17759 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
17760 * final.c (final_scan_insn): Call
17761 targetm.asm_out.final_postscan_insn after outputting
17762 an asm macro and a normal instruction.
17764 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
17765 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
17766 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
17767 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
17768 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
17770 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
17772 PR middle-end/39701
17773 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
17774 variables as non-NULL even with -fdelete-null-pointer-checks.
17776 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
17778 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
17780 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
17783 * config/i386/i386.c (classify_argument): Handle SCmode with
17784 (bit_offset % 64) != 0.
17786 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
17788 * doc/invoke.texi (Optimize Options): Add cross-reference to
17789 -Q --help=optimizers examples.
17791 2009-04-10 Ben Elliston <bje@au.ibm.com>
17794 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
17795 regalign for the reg == fpr and TDmode case.
17797 2009-04-09 David Ayers <ayers@fsfe.org>
17800 * objc/objc-act.c (warn_with_method): Remove helper function.
17801 (check_duplicates): Call warning and inform directly.
17802 (really_start_method): Likewise.
17804 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
17806 * expmed.c (expand_divmod): Always use a comparison for a division
17807 by a large unsigned integer.
17809 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
17810 for things others than variables or functions as nonzero.
17812 2009-04-09 Nick Clifton <nickc@redhat.com>
17814 * unwind-compat.c: Change copyright header to refer to version
17815 3 of the GNU General Public License with version 3.1 of the
17816 GCC Runtime Library Exception and to point readers at the
17817 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
17818 * config/alpha/crtfastmath.c: Likewise.
17819 * config/alpha/linux-unwind.h: Likewise.
17820 * config/alpha/qrnnd.asm: Likewise.
17821 * config/alpha/vms-crt0-64.c: Likewise.
17822 * config/alpha/vms-crt0.c: Likewise.
17823 * config/alpha/vms-dwarf2.asm: Likewise.
17824 * config/alpha/vms-dwarf2eh.asm: Likewise.
17825 * config/alpha/vms-psxcrt0-64.c: Likewise.
17826 * config/alpha/vms-psxcrt0.c: Likewise.
17827 * config/alpha/vms_tramp.asm: Likewise.
17828 * config/arc/initfini.c: Likewise.
17829 * config/arc/lib1funcs.asm: Likewise.
17830 * config/arm/bpabi-v6m.S: Likewise.
17831 * config/arm/bpabi.S: Likewise.
17832 * config/arm/bpabi.c: Likewise.
17833 * config/arm/crti.asm: Likewise.
17834 * config/arm/crtn.asm: Likewise.
17835 * config/arm/ieee754-df.S: Likewise.
17836 * config/arm/ieee754-sf.S: Likewise.
17837 * config/arm/lib1funcs.asm: Likewise.
17838 * config/arm/libunwind.S: Likewise.
17839 * config/arm/linux-atomic.c: Likewise.
17840 * config/arm/mmintrin.h: Likewise.
17841 * config/arm/pr-support.c: Likewise.
17842 * config/arm/unaligned-funcs.c: Likewise.
17843 * config/arm/unwind-arm.c: Likewise.
17844 * config/arm/unwind-arm.h: Likewise.
17845 * config/avr/libgcc.S: Likewise.
17846 * config/bfin/crti.s: Likewise.
17847 * config/bfin/crtlibid.s: Likewise.
17848 * config/bfin/crtn.s: Likewise.
17849 * config/bfin/lib1funcs.asm: Likewise.
17850 * config/bfin/linux-unwind.h: Likewise.
17851 * config/cris/arit.c: Likewise.
17852 * config/cris/cris_abi_symbol.c: Likewise.
17853 * config/darwin-64.c: Likewise.
17854 * config/darwin-crt2.c: Likewise.
17855 * config/darwin-crt3.c: Likewise.
17856 * config/darwin.h: Likewise.
17857 * config/dbxelf.h: Likewise.
17858 * config/dfp-bit.c: Likewise.
17859 * config/dfp-bit.h: Likewise.
17860 * config/elfos.h: Likewise.
17861 * config/fixed-bit.c: Likewise.
17862 * config/fixed-bit.h: Likewise.
17863 * config/fp-bit.c: Likewise.
17864 * config/fp-bit.h: Likewise.
17865 * config/fr30/crti.asm: Likewise.
17866 * config/fr30/crtn.asm: Likewise.
17867 * config/fr30/lib1funcs.asm: Likewise.
17868 * config/freebsd-spec.h: Likewise.
17869 * config/frv/cmovd.c: Likewise.
17870 * config/frv/cmovh.c: Likewise.
17871 * config/frv/cmovw.c: Likewise.
17872 * config/frv/frvbegin.c: Likewise.
17873 * config/frv/frvend.c: Likewise.
17874 * config/frv/lib1funcs.asm: Likewise.
17875 * config/glibc-stdint.h: Likewise.
17876 * config/h8300/clzhi2.c: Likewise.
17877 * config/h8300/crti.asm: Likewise.
17878 * config/h8300/crtn.asm: Likewise.
17879 * config/h8300/ctzhi2.c: Likewise.
17880 * config/h8300/fixunssfsi.c: Likewise.
17881 * config/h8300/lib1funcs.asm: Likewise.
17882 * config/h8300/parityhi2.c: Likewise.
17883 * config/h8300/popcounthi2.c: Likewise.
17884 * config/i386/ammintrin.h: Likewise.
17885 * config/i386/att.h: Likewise.
17886 * config/i386/avxintrin.h: Likewise.
17887 * config/i386/biarch64.h: Likewise.
17888 * config/i386/bmmintrin.h: Likewise.
17889 * config/i386/cpuid.h: Likewise.
17890 * config/i386/cross-stdarg.h: Likewise.
17891 * config/i386/crtfastmath.c: Likewise.
17892 * config/i386/crtprec.c: Likewise.
17893 * config/i386/cygming-crtbegin.c: Likewise.
17894 * config/i386/cygming-crtend.c: Likewise.
17895 * config/i386/cygwin.asm: Likewise.
17896 * config/i386/emmintrin.h: Likewise.
17897 * config/i386/gmm_malloc.h: Likewise.
17898 * config/i386/gthr-win32.c: Likewise.
17899 * config/i386/i386.h: Likewise.
17900 * config/i386/immintrin.h: Likewise.
17901 * config/i386/linux-unwind.h: Likewise.
17902 * config/i386/linux64.h: Likewise.
17903 * config/i386/mm3dnow.h: Likewise.
17904 * config/i386/mmintrin-common.h: Likewise.
17905 * config/i386/mmintrin.h: Likewise.
17906 * config/i386/nmmintrin.h: Likewise.
17907 * config/i386/pmm_malloc.h: Likewise.
17908 * config/i386/pmmintrin.h: Likewise.
17909 * config/i386/smmintrin.h: Likewise.
17910 * config/i386/sol2-c1.asm: Likewise.
17911 * config/i386/sol2-ci.asm: Likewise.
17912 * config/i386/sol2-cn.asm: Likewise.
17913 * config/i386/sol2-gc1.asm: Likewise.
17914 * config/i386/tmmintrin.h: Likewise.
17915 * config/i386/unix.h: Likewise.
17916 * config/i386/w32-unwind.h: Likewise.
17917 * config/i386/wmmintrin.h: Likewise.
17918 * config/i386/x86-64.h: Likewise.
17919 * config/i386/x86intrin.h: Likewise.
17920 * config/i386/xmmintrin.h: Likewise.
17921 * config/ia64/crtbegin.asm: Likewise.
17922 * config/ia64/crtend.asm: Likewise.
17923 * config/ia64/crtfastmath.c: Likewise.
17924 * config/ia64/crti.asm: Likewise.
17925 * config/ia64/crtn.asm: Likewise.
17926 * config/ia64/fde-glibc.c: Likewise.
17927 * config/ia64/lib1funcs.asm: Likewise.
17928 * config/ia64/linux-unwind.h: Likewise.
17929 * config/ia64/quadlib.c: Likewise.
17930 * config/ia64/unwind-ia64.c: Likewise.
17931 * config/linux.h: Likewise.
17932 * config/m32c/m32c-lib1.S: Likewise.
17933 * config/m32c/m32c-lib2-trapv.c: Likewise.
17934 * config/m32c/m32c-lib2.c: Likewise.
17935 * config/m32r/initfini.c: Likewise.
17936 * config/m68hc11/larith.asm: Likewise.
17937 * config/m68hc11/m68hc11-crt0.S: Likewise.
17938 * config/m68k/cf.md: Likewise.
17939 * config/m68k/crti.s: Likewise.
17940 * config/m68k/crtn.s: Likewise.
17941 * config/m68k/lb1sf68.asm: Likewise.
17942 * config/m68k/linux-unwind.h: Likewise.
17943 * config/mcore/crti.asm: Likewise.
17944 * config/mcore/crtn.asm: Likewise.
17945 * config/mcore/lib1.asm: Likewise.
17946 * config/mips/linux-unwind.h: Likewise.
17947 * config/mips/loongson.h: Likewise.
17948 * config/mips/mips16.S: Likewise.
17949 * config/mmix/crti.asm: Likewise.
17950 * config/mmix/crtn.asm: Likewise.
17951 * config/pa/fptr.c: Likewise.
17952 * config/pa/hpux-unwind.h: Likewise.
17953 * config/pa/lib2funcs.asm: Likewise.
17954 * config/pa/linux-atomic.c: Likewise.
17955 * config/pa/linux-unwind.h: Likewise.
17956 * config/pa/milli64.S: Likewise.
17957 * config/pa/quadlib.c: Likewise.
17958 * config/pa/stublib.c: Likewise.
17959 * config/picochip/libgccExtras/adddi3.asm: Likewise.
17960 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
17961 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
17962 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
17963 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
17964 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
17965 * config/picochip/libgccExtras/divmod15.asm: Likewise.
17966 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
17967 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
17968 * config/picochip/libgccExtras/longjmp.asm: Likewise.
17969 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
17970 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
17971 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
17972 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
17973 * config/picochip/libgccExtras/setjmp.asm: Likewise.
17974 * config/picochip/libgccExtras/subdi3.asm: Likewise.
17975 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
17976 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
17977 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
17978 * config/rs6000/750cl.h: Likewise.
17979 * config/rs6000/altivec.h: Likewise.
17980 * config/rs6000/biarch64.h: Likewise.
17981 * config/rs6000/crtresfpr.asm: Likewise.
17982 * config/rs6000/crtresgpr.asm: Likewise.
17983 * config/rs6000/crtresxfpr.asm: Likewise.
17984 * config/rs6000/crtresxgpr.asm: Likewise.
17985 * config/rs6000/crtsavfpr.asm: Likewise.
17986 * config/rs6000/crtsavgpr.asm: Likewise.
17987 * config/rs6000/darwin-asm.h: Likewise.
17988 * config/rs6000/darwin-fallback.c: Likewise.
17989 * config/rs6000/darwin-fpsave.asm: Likewise.
17990 * config/rs6000/darwin-ldouble.c: Likewise.
17991 * config/rs6000/darwin-tramp.asm: Likewise.
17992 * config/rs6000/darwin-unwind.h: Likewise.
17993 * config/rs6000/darwin-vecsave.asm: Likewise.
17994 * config/rs6000/darwin-world.asm: Likewise.
17995 * config/rs6000/e500crtres32gpr.asm: Likewise.
17996 * config/rs6000/e500crtres64gpr.asm: Likewise.
17997 * config/rs6000/e500crtres64gprctr.asm: Likewise.
17998 * config/rs6000/e500crtrest32gpr.asm: Likewise.
17999 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18000 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18001 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18002 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18003 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18004 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18005 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18006 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18007 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18008 * config/rs6000/eabi-ci.asm: Likewise.
18009 * config/rs6000/eabi-cn.asm: Likewise.
18010 * config/rs6000/eabi.asm: Likewise.
18011 * config/rs6000/linux-unwind.h: Likewise.
18012 * config/rs6000/linux64.h: Likewise.
18013 * config/rs6000/paired.h: Likewise.
18014 * config/rs6000/paired.md: Likewise.
18015 * config/rs6000/ppc64-fp.c: Likewise.
18016 * config/rs6000/ppu_intrinsics.h: Likewise.
18017 * config/rs6000/rs6000.h: Likewise.
18018 * config/rs6000/si2vmx.h: Likewise.
18019 * config/rs6000/sol-ci.asm: Likewise.
18020 * config/rs6000/sol-cn.asm: Likewise.
18021 * config/rs6000/spe.h: Likewise.
18022 * config/rs6000/spu2vmx.h: Likewise.
18023 * config/rs6000/sysv4.h: Likewise.
18024 * config/rs6000/tramp.asm: Likewise.
18025 * config/rs6000/vec_types.h: Likewise.
18026 * config/s390/linux-unwind.h: Likewise.
18027 * config/s390/tpf-unwind.h: Likewise.
18028 * config/score/crti.asm: Likewise.
18029 * config/score/crtn.asm: Likewise.
18030 * config/sh/crt1.asm: Likewise.
18031 * config/sh/crti.asm: Likewise.
18032 * config/sh/crtn.asm: Likewise.
18033 * config/sh/divtab-sh4-300.c: Likewise.
18034 * config/sh/divtab-sh4.c: Likewise.
18035 * config/sh/divtab.c: Likewise.
18036 * config/sh/lib1funcs-4-300.asm: Likewise.
18037 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18038 * config/sh/lib1funcs.asm: Likewise.
18039 * config/sh/lib1funcs.h: Likewise.
18040 * config/sh/linux-atomic.asm: Likewise.
18041 * config/sh/linux-unwind.h: Likewise.
18042 * config/sh/shmedia.h: Likewise.
18043 * config/sh/sshmedia.h: Likewise.
18044 * config/sh/ushmedia.h: Likewise.
18045 * config/sparc/crtfastmath.c: Likewise.
18046 * config/sparc/linux-unwind.h: Likewise.
18047 * config/sparc/sol2-c1.asm: Likewise.
18048 * config/sparc/sol2-ci.asm: Likewise.
18049 * config/sparc/sol2-cn.asm: Likewise.
18050 * config/spu/divmodti4.c: Likewise.
18051 * config/spu/divv2df3.c: Likewise.
18052 * config/spu/float_disf.c: Likewise.
18053 * config/spu/float_unsdidf.c: Likewise.
18054 * config/spu/float_unsdisf.c: Likewise.
18055 * config/spu/float_unssidf.c: Likewise.
18056 * config/spu/mfc_multi_tag_release.c: Likewise.
18057 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18058 * config/spu/mfc_tag_release.c: Likewise.
18059 * config/spu/mfc_tag_reserve.c: Likewise.
18060 * config/spu/mfc_tag_table.c: Likewise.
18061 * config/spu/multi3.c: Likewise.
18062 * config/spu/spu_internals.h: Likewise.
18063 * config/spu/spu_intrinsics.h: Likewise.
18064 * config/spu/spu_mfcio.h: Likewise.
18065 * config/spu/vec_types.h: Likewise.
18066 * config/spu/vmx2spu.h: Likewise.
18067 * config/stormy16/stormy16-lib2.c: Likewise.
18068 * config/svr4.h: Likewise.
18069 * config/sync.c: Likewise.
18070 * config/v850/lib1funcs.asm: Likewise.
18071 * config/vxlib-tls.c: Likewise.
18072 * config/vxlib.c: Likewise.
18073 * config/vxworks-dummy.h: Likewise.
18074 * config/xtensa/crti.asm: Likewise.
18075 * config/xtensa/crtn.asm: Likewise.
18076 * config/xtensa/ieee754-df.S: Likewise.
18077 * config/xtensa/ieee754-sf.S: Likewise.
18078 * config/xtensa/lib1funcs.asm: Likewise.
18079 * config/xtensa/lib2funcs.S: Likewise.
18080 * config/xtensa/linux-unwind.h: Likewise.
18081 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18082 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18083 * coretypes.h: Likewise.
18084 * crtstuff.c: Likewise.
18085 * defaults.h: Likewise.
18086 * dwarf2.h: Likewise.
18087 * emutls.c: Likewise.
18088 * gbl-ctors.h: Likewise.
18089 * gcov-io.h: Likewise.
18090 * ginclude/float.h: Likewise.
18091 * ginclude/iso646.h: Likewise.
18092 * ginclude/stdarg.h: Likewise.
18093 * ginclude/stdbool.h: Likewise.
18094 * ginclude/stddef.h: Likewise.
18095 * ginclude/stdfix.h: Likewise.
18096 * ginclude/stdint-gcc.h: Likewise.
18097 * ginclude/tgmath.h: Likewise.
18098 * gthr-aix.h: Likewise.
18099 * gthr-dce.h: Likewise.
18100 * gthr-gnat.c: Likewise.
18101 * gthr-gnat.h: Likewise.
18102 * gthr-lynx.h: Likewise.
18103 * gthr-mipssde.h: Likewise.
18104 * gthr-nks.h: Likewise.
18105 * gthr-posix.c: Likewise.
18106 * gthr-posix.h: Likewise.
18107 * gthr-posix95.h: Likewise.
18108 * gthr-rtems.h: Likewise.
18109 * gthr-single.h: Likewise.
18110 * gthr-solaris.h: Likewise.
18111 * gthr-tpf.h: Likewise.
18112 * gthr-vxworks.h: Likewise.
18113 * gthr-win32.h: Likewise.
18114 * gthr.h: Likewise.
18115 * libgcc2.c: Likewise.
18116 * libgcc2.h: Likewise.
18117 * libgcov.c: Likewise.
18118 * tsystem.h: Likewise.
18119 * typeclass.h: Likewise.
18120 * unwind-c.c: Likewise.
18121 * unwind-compat.h: Likewise.
18122 * unwind-dw2-fde-compat.c: Likewise.
18123 * unwind-dw2-fde-darwin.c: Likewise.
18124 * unwind-dw2-fde-glibc.c: Likewise.
18125 * unwind-dw2-fde.c: Likewise.
18126 * unwind-dw2-fde.h: Likewise.
18127 * unwind-dw2.c: Likewise.
18128 * unwind-dw2.h: Likewise.
18129 * unwind-generic.h: Likewise.
18130 * unwind-pe.h: Likewise.
18131 * unwind-sjlj.c: Likewise.
18132 * unwind.inc: Likewise.
18133 * config/arm/neon-gen.ml: Change generated copyright header to
18134 refer to version 3 of the GNU General Public License with
18135 version 3.1 of the GCC Runtime Library Exception and to point
18136 readers at the COPYING3 and COPYING3.RUNTIME files and the
18137 FSF's license web page.
18138 * config/arm/arm_neon.h: Regenerate.
18140 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18142 * config/cris/cris.md: Change copyright header to refer to version
18143 3 of the GNU General Public License.
18144 * doc/install.texi2html: Change copyright header to refer to version
18145 3 of the GNU General Public License and to point readers at the
18146 COPYING3 file and the FSF's license web page.
18147 * config/vax/linux.h: Likewise.
18149 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18151 * config/i386/i386.md (cmpcc): New.
18152 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18153 (sync_compare_and_swap_cc*): Delete.
18155 * config/s390/s390.c (s390_compare_emitted): Remove.
18156 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18157 s390_compare_emitted used to be handled. Assert that modes match.
18158 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18159 refer to sync_compare_and_swap_ccsi.
18160 * config/s390/s390.h (s390_compare_emitted): Remove.
18161 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18162 instead of s390_compare_emitted.
18163 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18164 instead of s390_compare_emitted.
18165 * config/s390/s390.md (cmpcc): New.
18166 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18167 CC_REGNUM, do not pretend it's set.
18168 (sync_compare_and_swap_cc*): Delete.
18169 * config/s390/predicates.md (cc_reg_operand): New.
18171 * expr.c (sync_compare_and_swap_cc): Delete.
18172 * optabs.h (sync_compare_and_swap_cc): Delete.
18173 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18174 is being used with can_compare_p.
18175 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18176 (find_cc_set): New.
18177 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18178 look for a MODE_CC set instead. Use emit_store_flag.
18179 (expand_compare_and_swap_loop): Likewise, with some additional
18180 complication to avoid a force_reg when useless. Use
18181 emit_cmp_and_jump_insns.
18182 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18183 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18184 sync_compare_and_swap documentation.
18186 2009-04-09 Jan Hubicka <jh@suse.cz>
18188 * except.c (find_prev_try): Break out from ....
18189 (duplicate_eh_regions): ... here; properly update prev_try pointers
18190 when duplication part of tree.
18191 (dump_eh_tree): Improve dumping.
18192 (verify_eh_region): New.
18193 (verify_eh_tree): Use it.
18195 2009-04-06 Richard Guenther <rguenther@suse.de>
18197 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18198 &ARRAY addresses by adjusting their types and prepending
18200 * tree-cfg.c (verify_gimple_assign_single): Verify that
18201 addresses are correct.
18203 2009-04-09 Richard Guenther <rguenther@suse.de>
18205 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18206 indices into an array reference if possible.
18207 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18208 Fold POINTER_PLUS_EXPR statements with invariant address.
18210 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18213 * config.gcc (powerpc64-*-linux*): Always build biarch.
18215 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18218 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18219 it and pedwarn if this results in an INTEGER_CST.
18221 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18223 * doc/install.texi: Update minimum GMP version. Remove obsolete
18224 text in MPFR section.
18226 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18228 * dwarf2out.c (class_scope_p): New static inline.
18229 (class_or_namespace_scope_p): Use it.
18230 (gen_variable_die): Use DW_TAG_member tag for static data member
18231 declarations instead of DW_TAG_variable.
18233 PR middle-end/39573
18234 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18237 2009-04-08 Richard Guenther <rguenther@suse.de>
18239 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18240 valueize random data.
18242 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18244 * config.gcc (aix tm_file): Add aix-stdint.h.
18245 (aix tm clause use_gcc_stdint): Set to wrap.
18246 * config/rs6000/aix-stdint.h: New file.
18248 2009-04-08 Richard Guenther <rguenther@suse.de>
18250 PR middle-end/36291
18251 * tree-dfa.c (add_referenced_var): Do not recurse into
18252 global initializers.
18253 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18255 (fold_const_aggregate_ref): Likewise.
18257 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18259 * recog.c (ordered_comparison_operator): New.
18260 * gensupport.c (std_preds): Add it.
18261 * doc/md.texi (Machine-Independent Predicates): Document it.
18263 2009-04-08 Jan Hubicka <jh@suse.cz>
18265 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18266 * function.h (rtl_eh): Remove exception_handler_label_map.
18267 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18268 remove_exception_handler_label, for_each_eh_label_1): Remove.
18269 (rtl_remove_unreachable_regions): Remove.
18270 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18271 (find_exception_handler_labels): Don't build the hashtable.
18272 (maybe_remove_eh_handler): Remove.
18273 (for_each_eh_label): Rewrite to walk the tree.
18274 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18275 * except.h (maybe_remove_eh_handler): Remove.
18276 * passes.c (init_optimization_passes): Schedule second EH cleanup
18278 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18279 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18281 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18283 * genoutput.c (validate_optab_operands): New.
18284 (gen_insn, gen_expand): Call it.
18286 * genflags.c (gen_insn): Detect misused iterators.
18287 (main): Pass line_no to gen_insn, exit with status 1 on error.
18289 * genextract.c (line_no): Make global.
18290 (VEC_safe_set_locstr): Change assertion to error message.
18291 (main): Exit with status 1 on error.
18293 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18297 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18298 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18299 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18300 * c-convert.c (convert): Do not call fold on results of conversion
18301 functions when the result is a C_MAYBE_CONST_EXPR.
18302 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18303 of __builtin_choose_expr.
18304 * c-typeck.c (remove_c_maybe_const_expr): New.
18305 (build_unary_op, build_conditional_expr, build_compound_expr,
18306 build_binary_op, c_objc_common_truthvalue_conversion): Call
18307 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18310 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18312 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18313 CODE to produce a new one. Add a prototype to use fold_convert_const
18315 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18318 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18319 mix declarations and code.
18321 2009-04-08 Ben Elliston <bje@au.ibm.com>
18323 * gcc.c: Replace `CC' with `GCC' throughout.
18325 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18327 * doc/invoke.texi: Document Atom support.
18329 2009-04-07 Jason Merrill <jason@redhat.com>
18332 * c-common.h, c-common.c: Add flag_pretty_templates.
18333 * c-opts.c (c_common_handle_option): Set it.
18334 * c.opt: Add -fno-pretty-templates.
18335 * doc/invoke.texi (C++ Dialect Options): Likewise.
18337 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18339 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18340 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18341 (ia64_expand_builtin): Likewise.
18343 2009-04-07 Martin Jambor <mjambor@suse.cz>
18345 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18346 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18347 ADDR_EXPRS are include too.
18349 2009-04-07 Richard Guenther <rguenther@suse.de>
18351 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18352 decls are only used if passes as parameters or if they are
18353 local statics and the call is not to a builtin.
18354 (call_may_clobber_ref_p_1): Likewise.
18356 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18358 * expr.c (do_store_flag): Remove last argument. Simplify code
18359 to avoid duplication of tests already done by can_compare_p.
18360 (expand_expr_real_1): Adjust caller.
18362 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18364 * optabs.c (can_compare_p): Test the predicate of a
18365 cbranch and cstore pattern.
18367 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18369 * expr.c (convert_move): Use emit_store_flag instead of
18372 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18374 * config/i386/i386.c (ix86_compare_emitted): Remove.
18375 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18376 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18377 * config/i386/i386.h (ix86_compare_emitted): Remove.
18378 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18379 instead of ix86_compare_emitted.
18380 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18382 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18384 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18385 Add t-sysroot-suffix to tmake_file.
18386 * config/print-sysroot-suffix.sh: New file.
18387 * config/t-sysroot-suffix: New file.
18389 2009-04-07 Ben Elliston <bje@au.ibm.com>
18391 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18392 as the latter produces a warning when the target does not support
18395 2009-04-07 Ben Elliston <bje@au.ibm.com>
18397 * dfp.c: Replace type punning assignments with memcpy throughout.
18398 * Makefile.in (dfp.o-warn): Remove.
18400 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18403 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18404 Include soft-fp/t-softfp after rs6000/t-linux64.
18406 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18408 * stor-layout.c (set_sizetype): Use the full precision of their
18409 machine mode for bitsize types.
18411 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18413 * config/i386/i386.md: Revert 2 accidental checkins.
18415 2009-04-06 Joey Ye <joey.ye@intel.com>
18416 Xuepeng Guo <xuepeng.guo@intel.com>
18417 H.J. Lu <hongjiu.lu@intel.com>
18419 Atom pipeline model, tuning and insn selection.
18420 * config.gcc (atom): Add atom config options and target.
18422 * config/i386/atom.md: New.
18424 * config/i386/i386.c (atom_cost): New cost.
18425 (m_ATOM): New macro flag.
18426 (initial_ix86_tune_features): Set m_ATOM.
18427 (x86_accumulate_outgoing_args): Likewise.
18428 (x86_arch_always_fancy_math_387): Likewise.
18429 (processor_target): Add Atom cost.
18430 (cpu_names): Add Atom cpu name.
18431 (override_options): Set Atom ISA.
18432 (ix86_issue_rate): New case PROCESSOR_ATOM.
18433 (ix86_adjust_cost): Likewise.
18435 * config/i386/i386.h (TARGET_ATOM): New target macro.
18436 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18437 (TARGET_OPT_AGU): New target option.
18438 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18439 (processor_type): Add PROCESSOR_ATOM.
18441 * config/i386/i386.md (cpu): Add new value "atom".
18442 (use_carry, movu): New attr.
18443 (atom.md): Include atom.md.
18444 (adddi3_carry_rex64): Set attr "use_carry".
18445 (addqi3_carry): Likewise.
18446 (addhi3_carry): Likewise.
18447 (addsi3_carry): Likewise.
18448 (*addsi3_carry_zext): Likewise.
18449 (subdi3_carry_rex64): Likewise.
18450 (subqi3_carry): Likewise.
18451 (subhi3_carry): Likewise.
18452 (subsi3_carry): Likewise.
18453 (x86_movdicc_0_m1_rex64): Likewise.
18454 (*x86_movdicc_0_m1_se): Likewise.
18455 (x86_movsicc_0_m1): Likewise.
18456 (*x86_movsicc_0_m1_se): Likewise.
18457 (*adddi_1_rex64): Emit add insn as much as possible.
18458 (*addsi_1): Likewise.
18459 (return_internal): Set atom_unit.
18460 (return_internal_long): Likewise.
18461 (return_pop_internal): Likewise.
18462 (*rcpsf2_sse): Set atom_sse_attr attr.
18463 (*qrt<mode>2_sse): Likewise.
18464 (*prefetch_sse): Likewise.
18466 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18468 (ix86_target_macros_internal): Likewise.
18470 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18471 (*prefetch_sse_rex): Likewise.
18472 (sse_rcpv4sf2): Likewise.
18473 (sse_vmrcpv4sf2): Likewise.
18474 (sse_sqrtv4sf2): Likewise.
18475 (<sse>_vmsqrt<mode>2): Likewise.
18476 (sse_ldmxcsr): Likewise.
18477 (sse_stmxcsr): Likewise.
18478 (*sse_sfence): Likewise.
18479 (sse2_clflush): Likewise.
18480 (*sse2_mfence): Likewise.
18481 (*sse2_lfence): Likewise.
18482 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18483 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18484 (avx_movdqu<avxmodesuffix>): Likewise.
18485 (avx_lddqu<avxmodesuffix>): Likewise.
18486 (sse2_movntv2di): Change attr "type" to "ssemov".
18487 (sse2_movntsi): Likewise.
18488 (rsqrtv8sf2): Change attr "type" to "sseadd".
18489 (sse3_addsubv2df3): Set attr "atom_unit".
18490 (sse3_h<plusminus_insn>v4sf3): Likewise.
18491 (*sse2_pmaddwd): Likewise.
18492 (*vec_extractv2di_1_rex64): Likewise.
18493 (*vec_extractv2di_1_avx): Likewise.
18494 (sse2_psadbw): Likewise.
18495 (ssse3_phaddwv8hi3): Likewise.
18496 (ssse3_phaddwv4hi3): Likewise.
18497 (ssse3_phadddv4si3): Likewise.
18498 (ssse3_phadddv2si3): Likewise.
18499 (ssse3_phaddswv8hi3): Likewise.
18500 (ssse3_phaddswv4hi3): Likewise.
18501 (ssse3_phsubwv8hi3): Likewise.
18502 (ssse3_phsubwv4hi3): Likewise.
18503 (ssse3_phsubdv4si3): Likewise.
18504 (ssse3_phsubdv2si3): Likewise.
18505 (ssse3_phsubswv8hi3): Likewise.
18506 (ssse3_phsubswv4hi3): Likewise.
18507 (ssse3_pmaddubsw128): Likewise.
18508 (sse3_pmaddubsw: Likewise.
18509 (ssse3_palignrti): Likewise.
18510 (ssse3_palignrdi): Likewise.
18512 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18514 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18516 2009-04-06 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/28868
18519 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18520 of which PHI results we inserted.
18521 (insert_into_preds_of_block): Record inserted PHIs.
18522 (eliminate): Eliminate redundant PHI nodes.
18523 (init_pre): Init inserted_phi_names.
18525 2009-04-06 Richard Guenther <rguenther@suse.de>
18527 PR tree-optimization/39643
18528 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18529 IMAGPART_EXPRs of complex constants.
18530 (execute_fold_all_builtins): If we folded a call queue
18531 TODO_update_address_taken.
18533 2009-04-06 Jan Hubicka <jh@suse.cz>
18535 PR middle-end/39659
18536 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18539 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18541 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18543 (ic_invalidate_array): Likewise.
18545 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18547 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18548 alignment for library calls.
18550 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18552 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18553 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18554 * config/i386/mingw-stdint.h: New file.
18556 2009-04-05 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/39648
18559 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18560 our &A vs. &A[0] IL deficiencies.
18562 2009-04-04 Jan Hubicka <jh@suse.cz>
18564 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18565 removed toplevel regions.
18566 (sjlj_mark_call_sites): Likewise.
18568 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18570 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18571 (cygwin tm clause use_gcc_stdint): Set to wrap.
18572 * config/i386/cygwin-stdint.h: New file.
18574 2009-04-04 Richard Guenther <rguenther@suse.de>
18576 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18577 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18578 single-argument PHIs if we are in loop-closed SSA form.
18579 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18580 for the pre-condition.
18581 (slpeel_tree_peel_loop_to_edge): Likewise.
18582 (vect_build_loop_niters): Take an optional sequence to append stmts.
18583 (vect_generate_tmps_on_preheader): Likewise.
18584 (vect_do_peeling_for_loop_bound): Take extra guards for the
18586 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18587 the cost model check.
18588 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18589 guards if we are going to peel. Do not apply versioning in that case.
18590 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18591 (vect_do_peeling_for_loop_bound): Likewise.
18592 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18593 loop bound only record extra pre-conditions, do not apply loop
18596 2009-04-04 Richard Guenther <rguenther@suse.de>
18598 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18601 2009-04-04 Jan Hubicka <jh@suse.cz>
18603 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18604 last_basic_block for size of bb->index indexed array.
18605 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18606 compute_out, link_btr_uses, build_btr_def_use_webs,
18607 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18609 2009-04-04 Jan Hubicka <jh@suse.cz>
18611 * except.c (remove_eh_handler_and_replace): Break out from ...
18612 (remove_eh_handler): ... here.
18613 (bring_to_root): New function.
18614 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18615 handled ones, bring others to root of tree.
18617 2009-04-04 Jan Hubicka <jh@suse.cz>
18619 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18620 (all_phis_safe_to_merge): New function.
18621 (update_info): New structure.
18622 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18623 (cleanup_empty_eh): Update SSA if possible.
18625 2009-04-04 Richard Guenther <rguenther@suse.de>
18627 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18628 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18629 (append_vuse): Likewise.
18631 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18633 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18634 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18635 instead of REG_UNSAVED for DW_CFA_undefined.
18636 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18637 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18640 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18643 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18644 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18645 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18647 2009-04-04 Richard Guenther <rguenther@suse.de>
18649 PR tree-optimization/8781
18650 PR tree-optimization/37892
18651 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18652 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18653 (valueize_refs): Call it for *& valueizations.
18654 (shared_reference_ops_from_ref): Rename to ...
18655 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18656 (shared_reference_ops_from_call): Rename to ...
18657 (valueize_shared_reference_ops_from_call): ... this and valueize.
18658 (vn_reference_lookup): Update.
18659 (visit_reference_op_call): Likewise.
18660 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18661 (eliminate): Value-replace the call address in call statements.
18663 2009-04-04 Richard Guenther <rguenther@suse.de>
18665 PR tree-optimization/39636
18666 * tree-ssa-forwprop.c
18667 (forward_propagate_addr_into_variable_array_index): Check for
18668 GIMPLE_ASSIGN before accessing the rhs code.
18670 2009-04-03 Jason Merrill <jason@redhat.com>
18672 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18674 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18676 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18677 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18678 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18679 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18680 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18681 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18682 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18683 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18684 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18685 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18686 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18687 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18688 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18689 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18690 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18691 Use fr_reg_or_fp01_operand instead of fr_register_operand
18693 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18694 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18695 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18697 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
18699 PR rtl-optimization/39607
18700 PR rtl-optimization/39631
18704 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18705 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18706 instead of DF_LR_OUT.
18707 * ira-lives.c (process_bb_node_lives): Ditto.
18708 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18709 instead of DF_LR_{OUT,IN}.
18710 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18711 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18713 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
18715 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
18716 (execute_lower_omp): Always run but take the short way out if -fopenmp
18718 (gate_lower_omp): Remove, forcing the pass manager to always run the
18719 pass and always set PROP_gimple_lomp.
18720 (pass_lower_omp): Remove gate function.
18721 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
18722 PROP_trees. Instead, require it.
18723 * ipa-cp.c (pass_ipa_cp): Likewise.
18724 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
18725 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
18726 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
18727 and PROP_gimple_leh.
18729 2009-04-03 Richard Guenther <rguenther@suse.de>
18731 PR middle-end/13146
18732 PR tree-optimization/23940
18733 PR tree-optimization/33237
18734 PR middle-end/33974
18735 PR middle-end/34093
18736 PR tree-optimization/36201
18737 PR tree-optimization/36230
18738 PR tree-optimization/38049
18739 PR tree-optimization/38207
18740 PR tree-optimization/38230
18741 PR tree-optimization/38301
18742 PR tree-optimization/38585
18743 PR middle-end/38895
18744 PR tree-optimization/38985
18745 PR tree-optimization/39299
18746 * tree-ssa-structalias.h: Remove.
18747 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
18748 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
18749 (struct vuse_element_d): Remove.
18750 (struct vuse_vec_d): Likewise.
18751 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
18752 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
18753 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
18754 VUSE_ELEMENT_VAR): Likewise.
18755 (struct voptype_d): Likewise.
18756 (NUM_VOP_FREE_BUCKETS): Likewise.
18757 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
18758 (struct stmt_operands_d): Remove.
18759 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
18760 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
18761 VDEF_NUM, VDEF_VECT): Likewise.
18762 (copy_virtual_operands): Remove.
18763 (operand_build_cmp): Likewise.
18764 (create_ssa_artificial_load_stmt): Likewise.
18765 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
18766 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
18767 vuse_index and mayuse_index members. Pack and move done and iter_type
18768 members to the front.
18769 (SSA_OP_VMAYUSE): Remove.
18770 (SSA_OP_VIRTUAL_USES): Adjust.
18771 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
18772 (unlink_stmt_vdef): Declare.
18773 (add_to_addressable_set): Remove.
18774 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
18775 (vrp_visit_stmt): Likewise.
18776 * doc/tree-ssa.texi (Alias analysis): Update.
18777 * doc/invoke.texi (max-aliased-vops): Remove docs.
18778 (avg-aliased-vops): Likewise.
18779 * tree-into-ssa.c (syms_to_rename): Remove.
18780 (need_to_update_vops_p): Likewise.
18781 (need_to_initialize_update_ssa_p): Rename to ...
18782 (update_ssa_initialized_fn): ... this. Track function we are
18784 (symbol_marked_for_renaming): Simplify.
18785 (add_new_name_mapping): Do not set need_to_update_vops_p.
18786 (dump_currdefs): Use SYMS_TO_RENAME.
18787 (rewrite_update_stmt): Always walk all uses/defs.
18788 (dump_update_ssa): Adjust.
18789 (init_update_ssa): Take function argument. Track what we are
18791 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
18792 (create_new_def_for): Initialize for cfun, assert we are initialized
18794 (mark_sym_for_renaming): Simplify.
18795 (mark_set_for_renaming): Do not initialize update-ssa.
18796 (need_ssa_update_p): Simplify. Take function argument.
18797 (name_mappings_registered_p): Assert we ask for the correct function.
18798 (name_registered_for_update_p): Likewise.
18799 (ssa_names_to_replace): Likewise.
18800 (release_ssa_name_after_update_ssa): Likewise.
18801 (update_ssa): Likewise. Use SYMS_TO_RENAME.
18802 (dump_decl_set): Do not print a newline.
18803 (debug_decl_set): Do it here.
18804 (dump_update_ssa): And here.
18805 * tree-ssa-loop-im.c (move_computations): Adjust.
18806 (movement_possibility): Likewise.
18807 (determine_max_movement): Likewise.
18808 (gather_mem_refs_stmt): Likewise.
18809 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
18810 or NAME_MEMORY_TAG.
18811 * tree-complex.c (update_all_vops): Remove.
18812 (expand_complex_move): Adjust.
18813 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
18814 Simplify test for memory referencing statement. Exclude
18815 non-invariant ADDR_EXPRs.
18816 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
18817 * tree-loop-distribution.c (generate_memset_zero): Adjust.
18818 (rdg_flag_uses): Likewise.
18819 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
18821 (tree_optimize_tail_calls_1): Also split the
18822 edge from the entry block if we have degenerate PHI nodes in
18823 the first basic block.
18824 * tree.c (init_ttree): Remove memory-tag related code.
18825 (tree_code_size): Likewise.
18826 (tree_node_structure): Likewise.
18827 (build7_stat): Re-write to be build6_stat.
18828 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
18829 (SSA_VAR_P): Adjust.
18830 (struct tree_memory_tag): Remove.
18831 (struct tree_memory_partition_tag): Likewise.
18832 (union tree_node): Adjust.
18833 (build7): Re-write to be build6.
18834 * tree-pass.h (pass_reset_cc_flags): Remove.
18835 (TODO_update_address_taken): New flag.
18836 (pass_simple_dse): Remove.
18837 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
18838 * params.h (MAX_ALIASED_VOPS): Remove.
18839 (AVG_ALIASED_VOPS): Likewise.
18840 * omp-low.c (expand_omp_taskreg): Update SSA form.
18841 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
18842 aliases the lhs in a copy stmt.
18843 * tree-ssa-dse.c (struct address_walk_data): Remove.
18844 (memory_ssa_name_same): Likewise.
18845 (memory_address_same): Likewise.
18846 (get_kill_of_stmt_lhs): Likewise.
18847 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
18848 unused stores. Look through PHI nodes into post-dominated regions.
18849 (dse_optimize_stmt): Simplify. Properly remove stores.
18850 (tree_ssa_dse): Compute dominators.
18851 (execute_simple_dse): Remove.
18852 (pass_simple_dse): Likewise.
18853 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
18854 gimple_loaded_syms and gimple_stored_syms computation.
18855 * toplev.c (dump_memory_report): Dump alias and pta stats.
18856 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
18857 (vn_reference_eq): Likewise.
18858 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
18859 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
18860 valueize_vuses): Remove.
18861 (get_def_ref_stmt_vuses): Simplify. Rename to ...
18862 (get_def_ref_stmt_vuse): ... this.
18863 (vn_reference_lookup_2): New function.
18864 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
18865 walking equivalent vuses. Simplify.
18866 (vn_reference_lookup): Likewise.
18867 (vn_reference_insert): Likewise.
18868 (vn_reference_insert_pieces): Likewise.
18869 (visit_reference_op_call): Simplify.
18870 (visit_reference_op_load): Likewise.
18871 (visit_reference_op_store): Likewise.
18872 (init_scc_vn): Remove shared_lookup_vuses initialization.
18873 (free_scc_vn): Remove shared_lookup_vuses freeing.
18874 (sort_vuses, sort_vuses_heap): Remove.
18875 (get_ref_from_reference_ops): Export.
18876 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
18877 vector with single vuse pointer.
18878 (vn_reference_lookup_pieces, vn_reference_lookup,
18879 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
18880 (shared_vuses_from_stmt): Remove.
18881 (get_ref_from_reference_ops): Declare.
18882 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
18883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18884 memory-tag related code.
18885 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
18886 (likely_value): Add comment, skip static-chain of call statements.
18887 (surely_varying_stmt_p): Adjust.
18888 (gimplify_and_update_call_from_tree): Likewise.
18889 (execute_fold_all_builtins): Do not rebuild alias info.
18890 (gimplify_and_update_call_from_tree): Properly update VOPs.
18891 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
18892 (copy_ref_info): Remove memory-tag related code.
18893 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
18894 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
18895 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
18897 * tree-ssa-dom.c (gimple_p): Remove typedef.
18898 (eliminate_redundant_computations): Adjust.
18899 (record_equivalences_from_stmt): Likewise.
18900 (avail_expr_hash): Likewise.
18901 (avail_expr_eq): Likewise.
18902 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
18903 (stmt_makes_single_load): Likewise.
18904 (stmt_makes_single_store): Likewise.
18905 * tree-ssa-alias.c: Rewrite completely.
18906 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
18907 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
18908 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
18909 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
18910 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
18911 Remove public functions.
18912 (pass_reset_cc_flags): Remove.
18913 (pass_build_alias): Move ...
18914 * tree-ssa-structalias.c (pass_build_alias): ... here.
18915 * tree-ssa-alias.c (may_be_aliased): Move ...
18916 * tree-flow-inline.h (may_be_aliased): ... here.
18917 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
18918 count_uses_and_derefs): Move ...
18919 * gimple.c: ... here.
18920 * gimple.h (count_uses_and_derefs): Declare.
18921 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
18922 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
18923 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
18924 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
18925 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
18926 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
18927 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
18929 * tree-dfa.c (refs_may_alias_p): Move ...
18930 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
18931 * tree-ssa-alias.h: New file.
18932 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
18933 (statement_sink_location): Likewise.
18934 * opts.c (decode_options): Do not adjust max-aliased-vops or
18935 avg-aliased-vops values.
18936 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
18937 (TV_CALL_CLOBBER): Likewise.
18938 (TV_FLOW_SENSITIVE): Likewise.
18939 (TV_FLOW_INSENSITIVE): Likewise.
18940 (TV_MEMORY_PARTITIONING): Likewise.
18941 (TV_ALIAS_STMT_WALK): New timevar.
18942 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
18943 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
18944 (get_address_description): Remove memory-tag related code.
18945 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
18946 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
18947 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
18948 and immediate uses in statements. Document.
18949 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
18950 (dump_symbols): Remove.
18951 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
18952 * alias.c (get_deref_alias_set): New function split out from ...
18953 (get_alias_set): ... here.
18954 * alias.h (get_deref_alias_set): Declare.
18955 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
18956 type parameter. Remove restrict pointer handling. Create a
18957 ref-all pointer in case type-based alias sets do not conflict.
18958 (vect_analyze_data_refs): Remove SMT related code.
18959 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
18960 (vectorizable_load): Likewise.
18961 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
18962 (DR_SYMBOL_TAG, DR_VOPS): Remove.
18963 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
18964 Ignore vops and SMTs.
18965 (dr_analyze_alias): Likewise..
18966 (free_data_ref): Likewise.
18967 (create_data_ref): Likewise.
18968 (analyze_all_data_dependences): Likewise.
18969 (get_references_in_stmt): Adjust.
18970 * tree-flow-inline.h (gimple_aliases_computed_p,
18971 gimple_addressable_vars, gimple_call_clobbered_vars,
18972 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
18973 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
18974 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
18975 gimple_mem_ref_stats): Remove.
18976 (gimple_vop): New function.
18977 (op_iter_next_use): Remove vuses and mayuses cases.
18978 (op_iter_next_def): Remove vdefs case.
18979 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
18980 (clear_and_done_ssa_iter): Do not set removed fields.
18981 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
18982 Assert we are not iterating over vuses or vdefs if not also
18983 iterating over uses or defs.
18984 (op_iter_init_use): Likewise.
18985 (op_iter_init_def): Likewise.
18986 (op_iter_next_vdef): Remove.
18987 (op_iter_next_mustdef): Likewise.
18988 (op_iter_init_vdef): Likewise.
18989 (compare_ssa_operands_equal): Likewise.
18990 (link_use_stmts_after): Handle vuse operand.
18991 (is_call_used): Use is_call_clobbered.
18992 (is_call_clobbered): Global variables are always call clobbered,
18993 query the call-clobbers bitmap.
18994 (mark_call_clobbered): Ignore global variables.
18995 (clear_call_clobbered): Likewise.
18996 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
18997 virtual operands sanity check.
18998 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19000 (TARGET_MEM_REF): Remove TMR_TAG operand.
19001 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19002 Remove call-clobber related code.
19003 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19004 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19005 partitions or escape reason.
19006 (get_single_def_stmt, get_single_def_stmt_from_phi,
19007 get_single_def_stmt_with_phi): Remove.
19008 (dump_referenced_vars): Tidy.
19009 (get_ref_base_and_extent): Allow bare decls.
19010 (collect_dfa_stats): Adjust.
19011 * graphite.c (rename_variables_in_stmt): Adjust.
19012 (graphite_copy_stmts_from_block): Likewise.
19013 (translate_clast): Likewise.
19014 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19016 (translate_vuse_through_block): Use the oracle.
19017 (phi_translate_1): Adjust.
19018 (value_dies_in_block_x): Use the oracle. Cache the outcome
19020 (valid_in_sets): Check if the VUSE for
19021 a REFERENCE is available.
19022 (eliminate): Do not remove stmts during elimination,
19023 instead queue and remove them afterwards.
19024 (do_pre): Do not rebuild alias info.
19025 (pass_pre): Run TODO_rebuild_alias before PRE.
19026 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19027 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19028 (mark_all_v_defs_stmt): Remove.
19029 (mark_all_v_defs_seq): Adjust.
19030 (sra_replace): Likewise.
19031 (scalarize_use): Likewise.
19032 (scalarize_copy): Likewise.
19033 (scalarize_init): Likewise.
19034 (scalarize_ldst): Likewise.
19035 (todoflags): Remove.
19036 (tree_sra): Do not rebuild alias info.
19037 (tree_sra_early): Adjust.
19038 (pass_sra): Run TODO_update_address_taken before SRA.
19039 * tree-predcom.c (set_alias_info): Remove.
19040 (prepare_initializers_chain): Do not call it.
19041 (mark_virtual_ops_for_renaming): Adjust.
19042 (mark_virtual_ops_for_renaming_list): Remove.
19043 (initialize_root_vars): Adjust.
19044 (initialize_root_vars_lm): Likewise.
19045 (prepare_initializers_chain): Likewise.
19046 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19047 (may_propagate_copy_into_stmt): Likewise.
19048 (merge_alias_info): Do nothing for now.
19049 (propagate_tree_value_into_stmt): Adjust.
19050 (stmt_may_generate_copy): Likewise.
19051 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19052 not mark symbols for renaming.
19053 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19054 with the same statement, make sure to update the new pointed-to one.
19055 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19056 call statements, do not mark symbols for renaming.
19057 (mark_operand_necessary): Dump something.
19058 (ref_may_be_aliased): New function.
19059 (mark_aliased_reaching_defs_necessary_1): New helper function.
19060 (mark_aliased_reaching_defs_necessary): Likewise.
19061 (mark_all_reaching_defs_necessary_1): Likewise.
19062 (mark_all_reaching_defs_necessary): Likewise.
19063 (propagate_necessity): Do not process virtual PHIs. For
19064 non-aliased loads mark all reaching definitions as necessary.
19065 For aliased loads and stores mark the immediate dominating
19066 aliased clobbers as necessary.
19067 (visited): New global static.
19068 (perform_tree_ssa_dce): Free visited bitmap after propagating
19070 (remove_dead_phis): Perform simple dead virtual PHI removal.
19071 (remove_dead_stmt): Properly unlink virtual operands when
19073 (eliminate_unnecessary_stmts): Schedule PHI removal after
19075 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19076 (process_replaceable): Likewise.
19077 (find_replaceable_in_bb): Likewise.
19078 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19079 based on the single gimple vop.
19080 (verify_flow_insensitive_alias_info): Remove.
19081 (verify_flow_sensitive_alias_info): Likewise.
19082 (verify_call_clobbering): Likewise.
19083 (verify_memory_partitions): Likewise.
19084 (verify_alias_info): Likewise.
19085 (verify_ssa): Adjust..
19086 (execute_update_addresses_taken): Export. Update SSA
19087 manually. Optimize only when optimizing. Use a local bitmap.
19088 (pass_update_address_taken): Remove TODO_update_ssa, add
19090 (pass_update_address_taken): Just use TODO_update_address_taken.
19091 (init_tree_ssa): Do not initialize addressable_vars.
19092 (verify_ssa): Verify new VUSE / VDEF properties.
19093 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19094 Do not call verify_alias_info.
19095 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19096 Do not free the loaded and stored syms bitmaps. Reset the escaped
19097 and callused solutions. Do not free addressable_vars.
19098 Remove memory-tag related code.
19099 (warn_uninitialized_var): Aliases are always available.
19100 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19101 * lambda-code.c (can_put_in_inner_loop): Adjust.
19102 (can_put_after_inner_loop): Likewise.
19103 (perfect_nestify): Likewise.
19104 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19105 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19106 (vectorizable_conversion): Do not mark symbols for renaming.
19107 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19108 (expand_call_inline): Unlink the calls virtual operands before
19110 (tree_function_versioning): Do not call update_ssa if we are not
19111 updating clones. Simplify.
19112 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19113 (propagate_with_phi): Likewise..
19114 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19115 clobber code. Assert we are not aliased or global.
19116 * tree-flow.h: Include tree-ssa-alias.h
19117 (enum escape_type): Remove.
19118 (struct mem_sym_stats_d): Likewise.
19119 (struct mem_ref_stats_d): Likewise.
19120 (struct gimple_df): Add vop member. Remove global_var,
19121 call_clobbered_vars, call_used_vars, addressable_vars,
19122 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19123 escaped and callused members.
19124 (struct ptr_info_def): Remove all members, add points-to solution
19126 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19127 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19128 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19129 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19130 (tree-ssa-alias.o): Likewise.
19131 (toplev.o): Add tree-ssa-alias.h
19132 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19133 * gimple.c (gimple_set_bb): Fix off-by-one error.
19134 (is_gimple_reg): Do not handle memory tags.
19135 (gimple_copy): Also copy virtual operands.
19136 Delay updating the statement. Do not reset loaded and stored syms.
19137 (gimple_set_stored_syms): Remove.
19138 (gimple_set_loaded_syms): Likewise.
19139 (gimple_call_copy_skip_args): Copy the virtual operands
19140 and mark the new statement modified.
19141 * tree-ssa-structalias.c (may_alias_p): Remove.
19142 (set_uids_in_ptset): Take the alias set to prune with as
19143 parameter. Fold in the alias test of may_alias_p.
19144 (compute_points_to_sets): Compute whether a ptr is dereferenced
19145 in a local sbitmap.
19146 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19147 other ADDRESSOF constraints on the lhs.
19148 (get_constraint_for_component_ref): Assert that we don't get
19149 ADDRESSOF constraints from the base of the reference.
19150 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19151 (struct variable_info): Remove collapsed_to member.
19152 (get_varinfo_fc): Remove.
19153 (new_var_info): Do not set collapsed_to.
19154 (dump_constraint): Do not follow cycles.
19155 (dump_constraint_graph): Likewise.
19156 (build_pred_graph): Likewise.
19157 (build_succ_graph): Likewise.
19158 (rewrite_constraints): Likewise.
19159 (do_simple_structure_copy): Remove.
19160 (do_rhs_deref_structure_copy): Remove.
19161 (do_lhs_deref_structure_copy): Remove.
19162 (collapse_rest_of_var): Remove.
19163 (do_structure_copy): Re-implement.
19164 (pta_stats): New global variable.
19165 (dump_pta_stats): New function.
19166 (struct constraint_expr): Make offset signed.
19167 (UNKNOWN_OFFSET): Define special value.
19168 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19169 (solution_set_expand): New helper function split out from ...
19170 (do_sd_constraint): ... here.
19171 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19172 (do_ds_constraint): Likewise.
19173 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19174 and CALLUSED = *CALLUSED.
19175 (set_union_with_increment): Make inc argument signed.
19176 (type_safe): Remove.
19177 (get_constraint_for_ptr_offset): Handle unknown and negative
19179 (first_vi_for_offset): Handle offsets before start. Bail
19180 out early for offsets beyond the variable extent.
19181 (first_or_preceding_vi_for_offset): New function.
19182 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19183 Together with ESCAPED = *ESCAPED this properly computes reachability.
19184 (find_what_var_points_to): New function.
19185 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19186 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19187 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19188 pt_solutions_intersect): New functions.
19189 (compute_call_used_vars): Remove.
19190 (compute_may_aliases): New main entry into PTA computation.
19191 * gimple.h (gimple_p): New typedef.
19192 (struct gimple_statement_base): Remove references_memory_p.
19193 (struct gimple_statement_with_memory_ops_base): Remove
19194 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19196 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19197 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19198 gimple_set_references_memory): Remove.
19199 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19200 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19202 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19203 (verify_expr): Allow RESULT_DECL.
19204 (gimple_duplicate_bb): Do not copy virtual operands.
19205 (gimple_duplicate_sese_region): Adjust.
19206 (gimple_duplicate_sese_tail): Likewise.
19207 (mark_virtual_ops_in_region): Remove.
19208 (move_sese_region_to_fn): Do not call it.
19209 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19210 and pass_simple_dse.
19211 (execute_function_todo): Handle TODO_update_address_taken,
19212 call execute_update_addresses_taken for TODO_rebuild_alias.
19213 (execute_todo): Adjust.
19214 (execute_one_pass): Init dump files early.
19215 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19217 (create_general_new_stmt): Clear vops.
19218 * tree-ssa-reassoc.c (get_rank): Adjust.
19219 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19220 symbols for renaming.
19221 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19222 (PARAM_AVG_ALIASED_VOPS): Likewise.
19223 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19224 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19225 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19226 (operand_build_cmp, copy_virtual_operands,
19227 create_ssa_artificial_load_stmt, add_to_addressable_set,
19228 gimple_add_to_addresses_taken): Remove public functions.
19229 (unlink_stmt_vdef): New function.
19231 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19233 * config.gcc (powerpc-*-linux*): Merge variants.
19235 2009-04-02 Chao-ying Fu <fu@mips.com>
19236 James Grosbach <james.grosbach@microchip.com>
19238 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19239 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19241 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19242 keep_interrupts_masked_p, use_debug_exception_return_p.
19243 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19244 keep_interrupts_masked, use_debug_exception_return.
19245 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19246 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19248 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19249 (mips_print_operand): Process COP0 registers to print $0 .. $31
19250 correctly for GAS to process.
19251 (mips_interrupt_extra_call_saved_reg_p): New function.
19252 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19254 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19255 (mips_compute_frame_info): Add supports for interrupt context that
19256 includes doubleword accumulators and COP0 registers.
19257 (mips_for_each_saved_acc): New function.
19258 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19259 mips_for_each_saved_reg.
19260 (mips_save_reg): Save accumulators.
19261 (mips_kernel_reg_p): A new for_each_rtx callback.
19262 (mips_expand_prologue): Support interrupt handlers.
19263 (mips_restore_reg): Restore accumulators.
19264 (mips_expand_epilogue): Support interrupt handlers.
19265 (mips_can_use_return_insn): Return false for interrupt handlers.
19266 (mips_epilogue_uses): New function.
19267 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19268 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19269 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19270 cop0_move): New instructions.
19271 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19272 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19274 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19276 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19277 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19278 interrupt handlers, we use K0 as the temporary register.
19279 (EPILOGUE_USES): Change to a function call.
19280 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19281 handlers, we use K0 as the temporary register.
19283 * doc/extend.texi (Function Attributes): Document interrupt,
19284 use_shadow_register_set, keep_interrupts_masked,
19285 use_debug_exception_return for MIPS attributes.
19287 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19289 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19290 Remove a number of t-files from tmake_file.
19291 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19292 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19293 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19294 target_prototype, not TARGET_PROTOTYPE.
19295 (LINK_OS_GNU_SPEC): Define.
19296 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19297 and darwin-ldoubdle.c.
19299 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19302 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19303 (cpp_options): Ditto.
19304 (default_compilers): Ditto.
19305 (display_help): Ditto.
19306 (process_command): Ditto.
19307 (do_spec_1): Ditto.
19308 (set_input): Use lbasename instead of duplicate code.
19309 (save_temps_prefix): New static for -save-temps=obj.
19310 (save_temps_length): Ditto.
19312 * doc/invoke.texi (-save-temps=obj): Document new variant to
19313 -save-temps switch.
19315 2009-04-02 Jeff Law <law@redhat.com>
19317 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19320 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19322 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19323 * configure: Regenerated.
19325 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19327 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19328 share the argument list.
19330 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19334 2009-02-12 Diego Novillo <dnovillo@google.com>
19336 * varpool.c (debug_varpool): New.
19337 * cgraph.h (debug_varpool): Declare.
19339 2009-04-02 Jan Hubicka <jh@suse.cz>
19341 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19344 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19346 * config/i386/i386.c (ix86_abi): Move initialization to ...
19347 (override_options): Here.
19349 2009-04-02 Christian Bruel <christian.bruel@st.com>
19351 * config/sh/sh.c (sh_dwarf_register_span): New function.
19352 (TARGET_DWARF_REGISTER_SPAN): Define.
19353 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19355 2009-04-02 Ira Rosen <irar@il.ibm.com>
19357 PR tree-optimization/39595
19358 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19359 interleaved loads group is not greater than the SLP group size.
19361 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19363 * builtins.c (is_builtin_name): New.
19364 (called_as_built_in): Use is_builtin_name.
19365 * tree.h (is_builtin_name): New.
19366 * varasm.c (incorporeal_function_p): Use is_builtin_name
19368 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19370 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19372 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19375 * c-decl.c (clone_underlying_type): Move this ...
19376 * c-common.c (set_underlying_type): ... here.
19377 Also, make sure the function properly sets TYPE_STUB_DECL() on
19378 the newly created typedef variant type.
19379 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19380 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19383 2009-04-02 Richard Guenther <rguenther@suse.de>
19385 PR tree-optimization/37221
19386 * tree-flow.h (degenerate_phi_result): Declare.
19387 * tree-ssa-dom.c (degenerate_phi_result): Export.
19388 * tree-scalar-evolution.c (analyze_initial_condition): If
19389 the initial condition is defined by a degenerate PHI node
19390 use the degenerate value.
19392 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19394 PR rtl-optimization/39588
19395 * combine.c (merge_outer_ops): Do not set the constant when this
19397 (simplify_shift_const_1): Do not modify it either in this case.
19399 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19401 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19402 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19404 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19407 * c-lex.c (interpret_float): Default (no suffix) is double.
19409 2009-04-1 Xinliang David Li <davidxl@google.com>
19411 * config/i386/i386.c (legitimate_constant_p): Recognize
19412 all one vector constant.
19414 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19416 * config/vax/vax.c: Add #includes to silence warnings.
19417 Change #include order to silence two warnings.
19419 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19421 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19422 (ASM_SPEC): Pass -k to the assembler for PIC code.
19424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19426 * config.gcc: Add vax-*-linux* to the switch.
19427 * config/vax/linux.h: New file. (TARGET_VERSION,
19428 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19430 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19432 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19433 Use predicate macros instead of GET_CODE() == foo.
19434 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19435 ashlsi3, rotrsi3, <unnamed>): Likewise.
19437 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19439 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19440 jbbccihi, jbbccisi): Remova trailing whitespace.
19441 * config/vax/constraints.md: Likewise.
19442 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19443 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19444 * config/vax/predicates.md: Likewise.
19445 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19446 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19447 * config/vax/vax.h: Likewise.
19448 * config/vax/vax.md (nonlocal_goto): Likewise.
19450 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19452 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19453 (indirectable_address_p, adjacent_operands_p): Add spaces around
19455 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19457 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19459 * config/vax/vax.c (legitimate_constant_address_p,
19460 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19461 index_term_p, reg_plus_index_p, legitimate_address_p,
19462 vax_mode_dependent_address_p): Update comments to match functions
19463 modified by the recent int->bool conversion.
19465 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19467 * config/vax/builtins.md: Update copyright message.
19468 * config/vax/constraints.md: Likewise.
19469 * config/vax/netbsd-elf.h: Likewise.
19470 * config/vax/predicates.md: Likewise.
19471 * config/vax/vax-protos.h: Likewise.
19472 * config/vax/vax.c: Likewise.
19473 * config/vax/vax.h: Likewise.
19474 * config/vax/vax.md: Likewise.
19475 * config/vax/vax.opt: Likewise.
19477 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19479 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19480 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19481 * config/vax/constraints.md (B, R): Likewise.
19482 * config/vax/predicates.md (external_memory_operand,
19483 nonimmediate_addsub_di_operand): Likewise.
19484 * config/vax/vax.c (vax_output_int_add): Likewise.
19485 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19486 untyped_call): Likewise.
19488 2009-04-01 Matt Thomas <matt@3am-software.com>
19490 * config/vax/predicates.md: New file.
19491 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19492 external_const_operand, nonsymbolic_operand, external_memory_operand,
19493 indirect_memory_operand, indexed_memory_operand,
19494 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19495 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19497 * config/vax/constraints.md: New file.
19498 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19500 * config/vax/builtins.md: New file.
19501 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19502 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19504 * config/vax/vax.opt (mqmath): Add option.
19505 * config/vax/vax.md (isfx): Extend with DI.
19506 (VAXintQH, VAXintQHSD): Define.
19507 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19508 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19509 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19510 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19511 (movdi): Update constraints and use vax_output_int_move().
19512 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19513 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19514 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19515 nonlocal_goto): New.
19516 (mov<mode>): Extend accepted operand types.
19517 (subdi3_old): Rename from subdi3, change update constraints and use
19518 a new implementation.
19519 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19520 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19521 MOVE_RATIO, CLEAR_RATIO): Define.
19522 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19523 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19524 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19525 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19526 (split_quadword_operands): Make static and really allow variable
19528 (print_operand_address): Update for PIC generation.
19529 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19530 indexable_address_p, fixup_mathdi_operand,
19531 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19532 (vax_float_literal, legitimate_constant_p,
19533 indirectable_constant_address_p, index_term_p,
19534 reg_plus_index_p): Return bool instead of int.
19535 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19537 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19539 (vax_output_conditional_branch): Indent.
19540 (legitimate_constant_address_p, indirectable_constant_address_p,
19541 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19542 vax_mode_dependent_address_p): Return bool instead of int, update for
19544 * config/vax/vax-protos.h (legitimate_constant_address_p,
19545 legitimate_constant_p, legitimate_address_p,
19546 vax_mode_dependent_address_p): Change declaration to bool.
19547 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19548 vax_expand_addsub_di_operands, vax_output_int_subtract,
19549 vax_output_movmemsi): Declare.
19550 (split_quadword_operands, vax_float_literal): Delete declaration.
19551 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19552 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19553 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19554 ASM_OUTPUT_DWARF_PCREL): Define.
19555 (ASM_SPEC): Change definition to allow PIC generation.
19557 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19559 * doc/sourcebuild.texi: Update front-end requirements.
19561 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19564 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19565 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19566 (booldi3_internal3): Use boolean_or_operator instead of
19569 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19572 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19573 declarator whose size is not an integer constant expression but
19574 folds to an integer constant, then treat it as a constant
19577 2009-04-01 Richard Guenther <rguenther@suse.de>
19579 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19580 i * 4 + 2 to (i * 2 + 1) * 2.
19582 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19585 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19586 return if c_parser_asm_string_literal returned NULL.
19588 2009-04-01 Nick Clifton <nickc@redhat.com>
19590 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19592 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19593 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19594 other typedefs to avoid conflicts with libgcc2.c. Define labels
19595 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19597 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19598 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19601 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19603 * varasm.c (default_function_rodata_section): Declare DOT as
19606 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19607 Andrey Galkin <agalkin@hypercom.com>
19610 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19611 Make object_name unique for each process.
19613 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19616 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19617 addressable variables in the parallel that could go out of scope while
19618 running queued tasks.
19620 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19622 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19623 (CASE_VALUES_THRESHOLD): Redefine.
19624 * config/avr/avr.c (avr_override_options): Remove initialization of
19625 avr_case_values_threshold variable.
19626 (avr_case_values_threshold): Remove variable. Add new function.
19627 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19628 * config/avr/avr.opt (mno-tablejump): Remove option.
19629 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19631 2009-04-01 DJ Delorie <dj@redhat.com>
19633 * varasm.c (default_function_rodata_section): Don't assume
19634 anything about where the first '.' in the section name is.
19636 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19638 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19639 rs6000_emit_stack_tie.
19641 2009-03-31 Ian Lance Taylor <iant@google.com>
19643 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19644 gimple_code with GIMPLE_RESX, not RESX.
19646 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19648 * c-common.c (c_get_ident): New.
19649 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19651 2009-04-01 Ben Elliston <bje@au.ibm.com>
19653 * config/rs6000/sysv4.opt (msdata): Improve option description.
19655 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19657 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19658 (divdf3_internal_lat): Remove.
19659 (divxf3_internal_lat): Remove.
19660 (divxf3_internal_thr): Remove.
19661 (divxf): Use divxf3_internal.
19662 * config/ia64/div.md (divsf3_internal_lat): New.
19663 (divdf3_internal_lat): New.
19664 (divxf3_internal): New.
19666 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19669 * Makefile.in (USE_GCC_STDINT): Define.
19670 (stmp-int-hdrs): Install stdint.h if applicable.
19671 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19673 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19674 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19675 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19676 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19677 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19678 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19679 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19680 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19681 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19682 (c_common_nodes_and_builtins): Initialize
19683 underlying_wchar_type_node. Do not initialize
19684 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19685 nodes for new types.
19686 (c_stddef_cpp_builtins): Define macros for new types.
19687 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19689 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19690 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19691 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19692 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19693 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19694 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19695 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19696 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19697 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
19698 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
19699 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
19700 int16_type_node, int32_type_node, int64_type_node,
19701 uint8_type_node, uint16_type_node, c_uint32_type_node,
19702 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
19703 int_least32_type_node, int_least64_type_node,
19704 uint_least8_type_node, uint_least16_type_node,
19705 uint_least32_type_node, uint_least64_type_node,
19706 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
19707 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
19708 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
19709 uintptr_type_node): Define.
19710 * c-cppbuiltin.c (builtin_define_constants,
19711 builtin_define_type_minmax): New.
19712 (builtin_define_stdint_macros): Define more macros.
19713 (c_cpp_builtins): Define more limit macros.
19714 (type_suffix): New.
19715 (builtin_define_type_max): Define in terms of
19716 builtin_define_type_minmax. Remove is_long parameter. All
19718 * config.gcc (use_gcc_stdint): Define.
19719 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
19720 Add newlib-stdint.h for generic targets.
19721 * config/glibc-stdint.h, config/newlib-stdint.h,
19722 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
19723 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
19724 * config/score/score.h (UINTPTR_TYPE): Define.
19725 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19726 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19727 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19728 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19729 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19730 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19731 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19732 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19733 * config/spu/spu.h (STDINT_LONG32): Define.
19734 * configure.ac (use_gcc_stdint): Substitute.
19735 * configure: Regenerate.
19736 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
19737 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
19738 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
19739 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
19740 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
19741 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
19742 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
19743 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
19744 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
19745 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
19746 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
19747 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
19748 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
19749 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
19750 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
19751 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
19752 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
19753 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
19754 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
19755 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
19756 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
19757 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
19758 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19759 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19760 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19761 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19762 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19763 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19764 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
19766 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
19768 * loop-iv.c (suitable_set_for_replacement): Renamed from
19769 simplify_using_assignment; changed to return bool and to accept new
19770 args DEST and SRC. Return true iff we find a source/destination pair
19771 that can be used to make a replacement, and fill SRC and DEST if so.
19772 Remove arg ALTERED. Don't deal with altered regs here. All callers
19774 (simplify_using_initial_values): Deal with altered regs here and track
19775 more precisely the effect they have on the validity of our expression.
19777 * loop-iv.c (simplify_using_condition): A condition of the form
19778 (EQ REG CONST) can be used to simply make a substitution.
19779 (simplify_using_initial_values): Keep track of conditions we have seen
19780 and keep using them to simplify new expressions, while applying the
19781 same substitutions to them as to the expression.
19783 * simplify-rtx.c (simplify_relational_operation_1): Simplify
19784 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
19787 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
19788 changed. Use this when trying to improve the upper bound.
19789 Generate the comparison by using simplify_gen_relational.
19791 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
19793 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
19795 (simplify_using_assignment, simplify_using_initial_values): Call
19796 replace_in_expr to make replacements. Call replace_single_def_regs
19797 once on the initial version of the expression.
19799 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19802 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
19804 2009-03-31 Richard Guenther <rguenther@suse.de>
19806 PR middle-end/31029
19807 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
19808 equality comparisons. Fold C - X CMP X if C % 2 == 1.
19810 2009-03-31 Richard Guenther <rguenther@suse.de>
19812 * tree.h (div_if_zero_remainder): Declare.
19813 * fold-const.c (div_if_zero_remainder): Export.
19814 * tree-ssa-forwprop.c
19815 (forward_propagate_addr_into_variable_array_index): Handle
19816 constant array index addition outside of the variable index.
19818 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19821 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
19822 define_splits, floatunssi<mode>2): Require x87 conversions from
19823 DImode to be permitted.
19825 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19827 PR preprocessor/15638
19828 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
19830 2009-03-31 Richard Guenther <rguenther@suse.de>
19832 PR middle-end/23401
19833 PR middle-end/27810
19834 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
19835 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
19836 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
19837 a separate statement.
19838 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
19839 (lookup_tmp_var): Likewise.
19840 (is_gimple_formal_tmp_or_call_rhs): Remove.
19841 (is_gimple_reg_or_call_rhs): Rename to ...
19842 (is_gimple_reg_rhs_or_call): ... this.
19843 (is_gimple_mem_or_call_rhs): Rename to ...
19844 (is_gimple_mem_rhs_or_call): ... this.
19845 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
19846 DECL_GIMPLE_REG_P only if is_formal is true.
19847 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
19848 for non-proper post-modify expression gimplification.
19849 (gimplify_self_mod_expr): For post-modify expressions gimplify
19850 the lvalue to a minimal lvalue.
19851 (rhs_predicate_for): Remove formal temp case.
19852 (gimplify_modify_expr_rhs): Likewise.
19853 (gimplify_addr_expr): Use is_gimple_reg.
19854 (gimplify_expr): Remove formal temp cases.
19855 (gimple_regimplify_operands): Likewise.
19856 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
19857 and FILTER_EXPR like constants.
19858 * gimple.c (walk_gimple_op): Fix val_only initialization, use
19860 (is_gimple_formal_tmp_rhs): Remove.
19861 (is_gimple_reg_rhs): Remove special casing.
19862 (is_gimple_mem_rhs): Fix.
19863 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
19864 (is_gimple_formal_tmp_var): Remove.
19865 (is_gimple_formal_tmp_reg): Likewise.
19866 (is_gimple_min_lval): Allow invariant component ref parts.
19867 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
19868 is_gimple_formal_tmp_reg): Remove declarations.
19869 * tree-cfg.c (verify_expr): Verify that variables with address
19870 taken do not have DECL_GIMPLE_REG_P set.
19871 * tree-mudflap.c (mf_build_check_statement_for): Use
19872 force_gimple_operand instead of gimplify_expr.
19874 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
19876 * modulo-sched.c (sms_schedule_by_order): Pass the actual
19877 schedulable rows to compute_split_row.
19879 2009-03-31 Ben Elliston <bje@au.ibm.com>
19882 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
19885 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19887 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
19888 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
19889 * configure: Regenerate.
19890 * config.in: Regenerate.
19891 * config/rs6000/rs6000.opt (mtls-markers): Add.
19892 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
19893 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
19894 (tls_ld_aix, tls_ld_sysv): Likewise.
19895 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
19896 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
19898 2009-03-31 Alan Modra <amodra@bigpond.net.au>
19900 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
19902 2009-03-30 Jan Hubicka <jh@suse.cz>
19904 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
19906 (tree_remove_unreachable_handlers): Cleanup EH predecestor
19907 detection and label handling.
19909 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19911 * ira-int.h (ira_allocno): Rename left_conflicts_num to
19912 left_conflicts_size.
19913 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
19914 ALLOCNO_LEFT_CONFLICTS_SIZE.
19916 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
19917 remove_allocno_from_bucket_and_push,
19918 allocno_spill_priority_compare, push_allocnos_to_stack,
19919 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19920 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
19921 (setup_allocno_left_conflicts_num): Ditto. Rename to
19922 setup_allocno_left_conflicts_size.
19923 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
19924 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
19925 setup_allocno_left_conflicts_size instead of
19926 setup_allocno_left_conflicts_num.
19928 * ira-build.c (ira_create_allocno): Use
19929 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
19930 ALLOCNO_LEFT_CONFLICTS_NUM.
19932 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19934 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19935 instead of DF_LR_OUT.
19937 * ira-lives.c (process_bb_node_lives): Ditto.
19939 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19940 instead of DF_LR_{OUT,IN}.
19942 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19944 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19946 2009-03-30 Jan Hubicka <jh@suse.cz>
19948 * except.c (label_to_region_map): Fix thinko.
19950 2009-03-30 Steve Ellcey <sje@cup.hp.com>
19952 PR middle-end/38237
19953 * tree.h (tree_find_value): New declaration.
19954 * tree.c (tree_find_value): New function.
19955 * varasm.c (assemble_external): Avoid duplicate entries on lists.
19957 2009-03-30 Jakub Jelinek <jakub@redhat.com>
19960 * c-decl.c (struct c_binding): Add locus field.
19961 (bind): Add locus argument, set locus field from it.
19962 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
19963 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
19964 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
19965 implicitly_declare, undeclared_variable, lookup_label,
19966 declare_label, c_make_fname_decl, c_builtin_function,
19967 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
19970 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
19973 * config/i386/i386.c (classify_argument): Check total size of
19976 2009-03-30 Martin Jambor <mjambor@suse.cz>
19978 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
19979 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
19980 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
19983 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
19984 seen_variable_array_ref while also traversing a union.
19986 * tree-inline.c (optimize_inline_calls): Do not call
19987 cgraph_node_remove_callees.
19988 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
19989 (pass_remove_cgraph_callee_edges): New variable.
19990 * passes.c (init_optimization_passes): Add
19991 pass_remove_cgraph_callee_edges after early inlining and before all
19992 late intraprocedural passes.
19994 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
19996 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
19998 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
19999 Fix typos in names.
20001 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20003 * combine.c (simplify_comparison): Use have_insn_for.
20004 * dojump.c (do_jump): Likewise.
20006 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20008 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20009 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20010 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20011 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20012 instead of sparc_compare_emitted.
20013 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20014 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20015 instead of sparc_compare_emitted.
20017 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20019 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20020 enter/exit cfglayout mode.
20021 (pass_partition_block): Require it.
20022 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20023 (combine_instructions): Track basic blocks instead of labels.
20024 (update_cfg_for_uncondjump): New.
20025 (try_combine): Use it. Update jumps after rescanning.
20026 (pass_combine): Require PROP_cfglayout.
20027 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20029 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20031 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20032 Provide/destroy PROP_cfglayout respectively.
20033 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20034 * tree-pass.h (PROP_cfglayout): New.
20036 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20038 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20039 fold_convert_const_fixed_from_fixed,
20040 fold_convert_const_fixed_from_int,
20041 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20042 set TREE_CONSTANT_OVERFLOW.
20043 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20044 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20046 2009-03-30 Ira Rosen <irar@il.ibm.com>
20048 * tree-vect-loop-manip.c: New file.
20049 * tree-vectorizer.c: Update documentation and included files.
20050 (vect_loop_location): Make extern.
20051 (rename_use_op): Move to tree-vect-loop-manip.c
20052 (rename_variables_in_bb, rename_variables_in_loop,
20053 slpeel_update_phis_for_duplicate_loop,
20054 slpeel_update_phi_nodes_for_guard1,
20055 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20056 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20057 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20058 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20059 find_loop_location): Likewise.
20060 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20061 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20062 get_vectype_for_scalar_type, vect_is_simple_use,
20063 supportable_widening_operation, supportable_narrowing_operation):
20065 (bb_in_loop_p): Move to tree-vect-loop.c.
20066 (new_loop_vec_info, destroy_loop_vec_info,
20067 reduction_code_for_scalar_code, report_vect_op,
20068 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20069 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20070 (vect_supportable_dr_alignment): Likewise.
20071 * tree-vectorizer.h (tree-data-ref.h): Include.
20072 (vect_loop_location): Declare.
20073 Reorganize function declarations according to the new file structure.
20074 * tree-vect-loop.c: New file.
20075 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20076 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20077 * tree-vect-data-refs.c: New file.
20078 * tree-vect-patterns.c (timevar.h): Don't include.
20079 * tree-vect-stmts.c: New file.
20080 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20081 tree-vect-slp.c, tree-vect-loop.c.
20082 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20083 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20084 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20085 (tree-vect-analyze.o): Remove.
20086 (tree-vect-transform.o): Likewise.
20087 (tree-vect-data-refs.o): Add rule.
20088 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20089 tree-vect-slp.o): Likewise.
20090 (tree-vect-patterns.o): Remove redundant dependencies.
20091 (tree-vectorizer.o): Likewise.
20092 * tree-vect-slp.c: New file.
20094 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20096 * optc-gen.awk: Warn if an option flag has multiple different
20099 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20101 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20102 -floop-block): Document dependences on PPL, CLooG and Graphite.
20104 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20106 PR rtl-optimization/323
20107 * c-common.c (c_fully_fold, convert_and_check,
20108 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20109 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20110 * c-common.def (EXCESS_PRECISION_EXPR): New.
20111 * c-cppbuiltin.c (builtin_define_float_constants): Define
20112 constants with enough digits for long double.
20113 * c-lex.c (interpret_float): Interpret constant with excess
20114 precision where appropriate.
20115 * c-opts.c (c_common_post_options): Set
20116 flag_excess_precision_cmdline. Give an error for
20117 -fexcess-precision=standard for C++ for processors where the
20118 option is significant.
20119 * c-parser.c (c_parser_conditional_expression): Handle excess
20120 precision in condition.
20121 * c-typeck.c (convert_arguments): Handle arguments with excess
20123 (build_unary_op): Move excess precision outside operation.
20124 (build_conditional_expr): Likewise.
20125 (build_compound_expr): Likewise.
20126 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20127 (build_modify_expr): Handle excess precision in RHS.
20128 (convert_for_assignment): Handle excess precision in converted
20130 (digest_init, output_init_element, process_init_element): Handle
20131 excess precision in initializer.
20132 (c_finish_return): Handle excess precision in return value.
20133 (build_binary_op): Handle excess precision in operands and add
20134 excess precision as needed for operation.
20135 * common.opt (-fexcess-precision=): New option.
20136 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20137 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20138 For standard excess precision, output explicit conversion to and
20139 truncation from XFmode.
20140 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20141 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20142 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20143 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20144 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20145 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20146 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20147 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20148 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20149 define_splits, sqrt<mode>2): Disable where appropriate for
20150 standard excess precision.
20151 * convert.c (convert_to_real): Do not shorten arithmetic to type
20152 for which excess precision would be used.
20153 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20154 * doc/invoke.texi (-fexcess-precision=): Document option.
20155 (-mfpmath=): Correct index entry.
20156 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20157 flag_excess_precision): New.
20158 * langhooks.c (lhd_post_options): Set
20159 flag_excess_precision_cmdline.
20160 * opts.c (common_handle_option): Handle -fexcess-precision=.
20161 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20162 init_excess_precision): New.
20163 (lang_dependent_init_target): Call init_excess_precision.
20164 * tree.c (excess_precision_type): New.
20165 * tree.h (excess_precision_type): Declare.
20167 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20170 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20171 non-lvalue to component.
20173 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20175 PR preprocessor/34695
20176 * Makefile.in (c-opts.o): Depend on c-tree.h.
20177 * c-common.c: Move down include of diagnostic.h.
20178 (done_lexing, c_cpp_error): New.
20179 * c-common.h (done_lexing): Declare.
20180 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20182 * c-opts.c: Include c-tree.h.
20183 (c_common_init_options): Set preprocessor error callback.
20184 (c_common_handle_option): Do not set preprocessor
20185 inhibit_warnings, warnings_are_errors, warn_system_headers,
20186 pedantic_errors or inhibit_warnings flags.
20187 (c_common_post_options): Do not check cpp_errors (parse_in).
20188 (c_common_finish): Do not output dependencies if there were
20189 errors. Do not check return value of cpp_finish.
20190 * c-ppoutput.c (pp_file_change): Set input_location.
20191 * c-tree.h (c_cpp_error): Declare.
20192 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20194 (diagnostic_build_prefix): Check override_column.
20195 * diagnostic.h (diagnostic_info): Add override_column field.
20196 (diagnostic_override_column): Define.
20198 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20200 * c-common.c (c_expand_expr, c_staticp): Remove.
20201 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20202 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20203 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20204 * c-gimplify.c (gimplify_compound_literal_expr,
20205 optimize_compound_literals_in_ctor): Remove.
20206 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20207 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20208 * c-semantics.c (emit_local_var): Remove.
20210 * langhooks-def.h (lhd_expand_expr): Remove.
20211 * langhooks.c (lhd_expand_expr): Remove.
20212 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20214 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20215 handling from c-semantics.c; don't call into langhook.
20216 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20217 * gimplify.c (gimplify_compound_literal_expr,
20218 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20219 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20220 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20221 as was done in c-gimplify.c.
20222 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20223 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20224 Move from c-common.h.
20225 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20227 * tree.c (staticp): Do not call langhook.
20228 * langhooks.c (lhd_staticp): Delete.
20229 * langhooks-def.h (lhd_staticp): Delete prototype.
20230 (LANG_HOOKS_STATICP): Delete.
20231 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20233 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20234 instead of DECL_STMTs.
20236 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20244 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20246 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20247 contained expression.
20248 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20249 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20250 conditional expressions for C.
20251 (decl_constant_value_for_optimization): Move from
20252 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20253 whether optimizing and that the expression is a VAR_DECL not of
20254 array type instead of doing such checks in the caller. Do not
20255 check pedantic. Call gcc_unreachable for C++.
20256 * c-common.def (C_MAYBE_CONST_EXPR): New.
20257 * c-common.h (c_fully_fold, c_save_expr,
20258 decl_constant_value_for_optimization): New prototypes.
20259 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20260 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20261 EXPR_INT_CONST_OPERANDS): Define.
20262 * c-convert.c (convert): Strip nops from expression.
20263 * c-decl.c (groktypename): Take extra parameters expr and
20264 expr_const_operands. Update call to grokdeclarator.
20265 (start_decl): Update call to grokdeclarator. Add statement for
20266 expressions used in type of decl.
20267 (grokparm): Update call to grokdeclarator.
20268 (push_parm_decl): Update call to grokdeclarator.
20269 (build_compound_literal): Add parameter non_const and build a
20270 C_MAYBE_COSNT_EXPR if applicable.
20271 (grokdeclarator): Take extra parameters expr and
20272 expr_const_operands. Track expressions used in declaration
20273 specifiers and declarators. Fold array sizes and track whether
20274 they are constant expressions and whether they are integer
20275 constant expressions.
20276 (parser_xref_tag): Set expr and expr_const_operands fields in
20278 (grokfield): Update call to grokdeclarator.
20279 (start_function): Update call to grokdeclarator.
20280 (build_null_declspecs): Set expr and expr_const_operands fields in
20282 (declspecs_add_type): Handle expressions in typeof specifiers.
20283 * c-parser.c (c_parser_declspecs): Set expr and
20284 expr_const_operands fields for declaration specifiers.
20285 (c_parser_enum_specifier): Likewise.
20286 (c_parser_struct_or_union_specifier): Likewise.
20287 (c_parser_typeof_specifier): Likewise. Update call to
20288 groktypename. Fold expression as needed. Return expressions with
20289 type instead of adding statements.
20290 (c_parser_attributes): Update calls to c_parser_expr_list.
20291 (c_parser_statement_after_labels): Fold expression before passing
20292 to objc_build_throw_stmt.
20293 (c_parser_condition): Fold expression.
20294 (c_parser_asm_operands): Fold expression.
20295 (c_parser_conditional_expression): Use c_save_expr. Update call
20296 to build_conditional_expr.
20297 (c_parser_alignof_expression): Update call to groktypename.
20298 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20299 original_code. Fold expression argument of va_arg. Create
20300 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20301 argument to va_arg. Update calls to groktypename. Fold array
20302 index for offsetof. Verify that first argument to
20303 __builtin_choose_expr has integer type.
20304 (c_parser_postfix_expression_after_paren_type): Update calls to
20305 groktypename and build_compound_literal. Handle expressions with
20306 side effects in type name.
20307 (c_parser_postfix_expression_after_primary): Update call to
20308 c_parser_expr_list. Set original_code for calls to
20309 __builtin_constant_p.
20310 (c_parser_expr_list): Take extra parameter fold_p. Fold
20311 expressions if requested.
20312 (c_parser_objc_type_name): Update call to groktypename.
20313 (c_parser_objc_synchronized_statement): Fold expression.
20314 (c_parser_objc_receiver): Fold expression.
20315 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20316 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20317 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20318 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20319 (struct c_typespec): Add elements expr and expr_const_operands.
20320 (struct c_declspecs): Add elements expr and expr_const_operands.
20321 (groktypename, build_conditional_expr, build_compound_literal):
20323 (in_late_binary_op): Declare.
20324 * c-typeck.c (note_integer_operands): New function.
20325 (in_late_binary_op): New variable.
20326 (decl_constant_value_for_broken_optimization): Move to c-common.c
20327 and rename to decl_constant_value_for_optimization.
20328 (default_function_array_conversion): Do not strip nops.
20329 (default_conversion): Do not call
20330 decl_constant_value_for_broken_optimization.
20331 (build_array_ref): Do not fold result.
20332 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20333 result when operand is a VLA.
20334 (c_expr_sizeof_type): Update call to groktypename. Handle
20335 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20336 result when operand names a VLA type.
20337 (build_function_call): Update call to build_compound_literal.
20338 Only fold result for calls to __builtin_* functions. Strip
20339 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20340 the function designator.
20341 (convert_arguments): Fold arguments. Update call to
20342 convert_for_assignment.
20343 (build_unary_op): Handle increment and decrement of
20344 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20345 decrement earlier. Fold operand of increment and decrement.
20346 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20347 built for integer operand. Wrap returns that are INTEGER_CSTs
20348 without being integer constant expressions or that have integer
20349 constant operands without being INTEGER_CSTs.
20350 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20351 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20352 result is an integer constant expression or can be used in
20353 unevaluated parts of one and avoid folding and wrap as
20354 appropriate. Fold operands before possibly doing -Wsign-compare
20356 (build_compound_expr): Wrap result for C99 if operands can be used
20357 in integer constant expressions.
20358 (build_c_cast): Update call to digest_init. Do not ignore
20359 overflow from casting floating-point constants to integers. Wrap
20360 results that could be confused with integer constant expressions,
20361 null pointer constants or floating-point constants.
20362 (c_cast_expr): Update call to groktypename. Handle expressions
20363 included in type name.
20364 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20365 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20366 Update calls to convert_for_assignment.
20367 (convert_for_assignment): Take new parameter
20368 null_pointer_constant. Do not strip nops or call
20369 decl_constant_value_for_broken_optimization. Set
20370 in_late_binary_op for conversions to boolean.
20371 (store_init_value): Update call to digest_init.
20372 (digest_init): Take new parameter null_pointer_constant. Do not
20373 call decl_constant_value_for_broken_optimization. pedwarn for
20374 initializers not constant expressions. Update calls to
20375 convert_for_assignment.
20376 (constructor_nonconst): New.
20377 (struct constructor_stack): Add nonconst element.
20378 (really_start_incremental_init, push_init_level, pop_init_level):
20379 Handle constructor_nonconst and nonconst element.
20380 (set_init_index): Call constant_expression_warning for array
20382 (output_init_element): Fold value. Set constructor_nonconst as
20383 applicable. pedwarn for initializers not constant expressions.
20384 Update call to digest_init. Call constant_expression_warning
20385 where constant initializers are required.
20386 (process_init_element): Use c_save_expr.
20387 (c_finish_goto_ptr): Fold expression.
20388 (c_finish_return): Fold return value. Update call to
20389 convert_for_assignment.
20390 (c_start_case): Fold switch expression.
20391 (c_process_expr_stmt): Fold expression.
20392 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20393 ensure statement expression is not evaluated in constant expression.
20394 (build_binary_op): Track whether results are integer constant
20395 expressions or may occur in such, disable folding and wrap results
20396 as applicable. Fold operands for -Wsign-compare warnings unless
20398 (c_objc_common_truthvalue_conversion): Handle results folded to
20399 integer constants that are not integer constant expressions.
20400 * doc/extend.texi: Document when typeof operands are evaluated,
20401 that condition of __builtin_choose_expr is an integer constant
20402 expression, and more about use of __builtin_constant_p in
20405 2009-03-29 Richard Guenther <rguenther@suse.de>
20407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20408 propagate addresses of array references.
20410 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20412 * regmove.c (perhaps_ends_bb_p): Remove.
20413 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20414 from INSN and check that the main loop stays within that basic block.
20415 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20416 (regmove_forward_pass): Split out from regmove_optimize. Use
20417 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20418 (regmove_backward_pass): Split out from regmove_optimize. Use
20419 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20420 (regmove_optimize): Simplify.
20422 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20425 * config/i386/i386.c (classify_argument): Ignore flexible array
20426 member in struct and warn ABI change.
20428 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20430 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20432 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20433 (ix86_adjust_cost): Updated.
20435 2009-03-29 Jan Hubicka <jh@suse.cz>
20437 PR middle-end/28850
20438 * tree-pass.h (pass_cleanup_eh): New function.
20439 (remove_unreachable_regions): Break code handling RTL
20440 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20441 that can not be reached by runtime.
20442 (can_be_reached_by_runtime): New function.
20443 (label_to_region_map): New function.
20444 (num_eh_regions): New function.
20445 (rtl_remove_unreachable_regions): New function.
20446 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20447 (remove_eh_region): New function.
20448 * except.h: Include sbitmap and vecprim.
20449 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20450 num_eh_regions): Declare.
20451 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20452 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20453 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20454 (tree_empty_eh_handler_p): New function.
20455 (cleanup_empty_eh): New function.
20456 (cleanup_eh): New function.
20457 (pass_cleanup_eh): New function.
20459 2009-03-29 Jan Hubicka <jh@suse.cz>
20461 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20462 for removed regions.
20464 2009-03-29 Jan Hubicka <jh@suse.cz>
20466 * except.c (dump_eh_tree): Dump all datastructures.
20468 2009-03-29 Jan Hubicka <jh@suse.cz>
20470 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20471 (duplicate_eh_regions_1): Likewise.
20472 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20473 vector; call EH verification.
20474 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20475 Be ready for region being removed.
20477 2009-03-29 Jan Hubicka <jh@suse.cz>
20479 * bitmap.c (bitmap_last_set_bit): New function.
20480 * bitmap.h (bitmap_last_set_bit): Declare.
20482 2009-03-29 David Ayers <ayers@fsfe.org>
20485 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20486 by calling objc_compare_types and surpress warnings about
20487 incompatible C pointers that are compatible ObjC pointers.
20489 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20491 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20492 call initialize_inline_failed.
20493 (initialize_inline_failed): Move it from here ...
20494 * cgraph.c (initialize_inline_failed): ... to here.
20495 (cgraph_create_edge): Call initialize_inline_failed rather than
20496 setting inline_failed directly.
20498 2009-03-29 Ben Elliston <bje@au.ibm.com>
20501 * sysv4.opt (msdata): Improve comment.
20502 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20503 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20505 2009-03-29 Ben Elliston <bje@au.ibm.com>
20508 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20509 load and store attributes.
20511 2009-03-29 Ben Elliston <bje@au.ibm.com>
20513 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20514 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20515 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20516 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20517 __builtin_infq and __builtin_huge_valq.
20519 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20521 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20523 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20524 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20526 2009-03-28 Xinliang David Li <davidxl@google.com>
20528 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20529 (do_dbg_cnt): New function.
20531 2009-03-28 Jan Hubicka <jh@suse.cz>
20533 Merge from pretty-ipa:
20535 2009-03-27 Jan Hubicka <jh@suse.cz>
20537 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20538 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20539 * passes.c (function_called_by_processed_nodes_p): New.
20540 * ipa-pure-const.c (check_call): Fix handling of operands.
20541 (analyze_function): Dump debug output for skipped bodies.
20542 (local_pure_const): Use function_called_by_processed_nodes_p.
20543 * dwarf2out.c (reference_to_unused): Use output.
20544 * passes.c (do_per_function_toporder): Likewise.
20546 2008-11-12 Jan Hubicka <jh@suse.cz>
20548 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20549 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20550 state_set_in_source enum
20551 (check_decl): Ignore memory tags; do not set fake looping flags;
20553 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20554 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20555 (check_call, analyze_function): Rewrite.
20557 (add_new_function): Update call of analyze_function.
20558 (generate_summary): Add call of analyze_function.
20559 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20560 (local_pure_const): New function.
20561 (pass_local_pure_const): New pass.
20562 * ipa-inline.c (inline_transform): Set after_inlining.
20563 * tree-eh.c (stmt_can_throw_external): New.
20564 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20565 work with aliasing built.
20566 * tree-flow.h (stmt_can_throw_external): New.
20567 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20568 and local pure/const pass in early and late optimization queue.
20570 2009-03-28 Martin Jambor <mjambor@suse.cz>
20572 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20574 (fold_binary): Allow function decl aligment consideration is the
20575 second argument is integer constant one.
20576 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20577 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20578 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20580 2009-03-28 Jan Hubicka <jh@suse.cz>
20582 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20583 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20584 * function.h (rtl_data): Add nothrow flag.
20585 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20586 set DECL_NOTHROW for AVAILABLE functions.
20588 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20590 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20591 following vector keyword has expansion starting with pixel or bool
20592 keyword, expand vector to __vector and pixel or bool to __pixel or
20596 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20597 warn_if_disallowed_function_p): Removed.
20598 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20599 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20600 warning_if_disallowed_function_p.
20601 * flags.h (warn_if_disallowed_function_p,
20602 warn_disallowed_functions): Removed.
20603 * common.opt (Wdisallowed-function-list=): Removed.
20604 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20606 2009-03-28 Richard Guenther <rguenther@suse.de>
20608 PR tree-optimization/38723
20609 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20612 2009-03-28 Jan Hubicka <jh@suse.cz>
20614 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20615 test introduced by my previous patch.
20617 2009-03-28 Richard Guenther <rguenther@suse.de>
20619 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20620 the PHIs value undefined.
20622 2009-03-28 Jan Hubicka <jh@suse.cz>
20624 * tree-pass.h (pass_fixup_cfg): New pass.
20625 * ipa-inline.c (inline_transform): Set
20626 always_inline_functions_inlined/after_inlining.
20627 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20628 (pass_fixup_cfg): New pass.
20629 * passes.c (init_optimization_passes): Add fixup_cfg.
20631 2009-03-28 Richard Guenther <rguenther@suse.de>
20633 PR tree-optimization/38458
20634 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20635 argument use the arguments copy-of value.
20637 2009-03-28 Richard Guenther <rguenther@suse.de>
20639 PR tree-optimization/38180
20640 * tree-ssa-ccp.c (get_default_value): Simplify.
20641 (likely_value): Likewise.
20642 (surely_varying_stmt_p): Properly handle VOP case.
20643 (ccp_initialize): Likewise.
20644 (ccp_fold): Handle propagating through *&.
20645 (fold_const_aggregate_ref): Also handle decls.
20647 2009-03-28 Jan Hubicka <jh@suse.cz>
20649 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20650 * cgraph.h (cgraph_node): Likewise.
20651 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20652 (cgraph_reset_node): Use process flag.
20653 (cgraph_mark_functions_to_output): Likewise.
20654 (cgraph_expand_function): Likewise.
20655 (cgraph_expand_all_functions): Likewise.
20656 (cgraph_output_in_order): Likewise.
20657 * dwarf2out.c (reference_to_unused): Likewise.
20658 * passes.c do_per_function_toporder): Likewise.
20660 2009-03-28 Jan Hubicka <jh@suse.cz>
20662 Bring from lto-branch:
20664 2008-09-03 Doug Kwan <dougkwan@google.com>
20666 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20667 enums instead of reason strings.
20668 * cgraph.c (cgraph_create_edge): Same.
20669 (cgraph_inline_failed_string): New function.
20670 * cgraph.h (cgraph_inline_failed_t): New enum type.
20671 (cgraph_inline_failed_string): New prototype.
20672 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20673 char pointer to cgraph_inline_failed_t.
20674 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20675 (cgraph_default_inline_p): Ditto.
20676 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20677 to cgraph_inline_failed_t pointer.
20678 * cif-code.def: New file.
20679 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20681 (cgraph_check_inline_limits): Change type of REASON to pointer to
20682 cgraph_inline_failed_t. Replace reason strings with enums.
20683 (cgraph_default_inline_p): Ditto.
20684 (cgraph_recursive_inlining_p): Ditto.
20685 (update_caller_keys): Change type of FAILED_REASON to
20686 cgraph_inline_failed_t.
20687 (cgraph_set_inline_failed): Change type of REASON to pointer to
20688 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20689 convert enums to strings for text output.
20690 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20691 to be of type cgraph_inline_failed_t. Replace reason strings with
20692 enums. Call cgraph_inline_failed_string to covert enums
20693 to strings for text output.
20694 (cgraph_decide_inlining): Replace reason strings with enums.
20695 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20696 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
20698 * tree-inline.c (expand_call_inline): Change type of REASON
20699 to cgraph_inline_failed_t. Replace reason strings with enums.
20700 Call cgraph_inline_failed_string for text output.
20701 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
20704 2009-03-28 Jan Hubicka <jh@suse.cz>
20706 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
20707 cgraph_clone_node): Remove master clone handling.
20708 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20709 * cgraph.h (master_clone): Remove.
20710 (cgraph_is_master_clone, cgraph_master_clone): Remove.
20711 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
20712 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
20714 2009-03-28 Jan Hubicka <jh@suse.cz>
20716 * cgraph.c (cgraph_function_body_availability): Functions declared
20717 inline are always safe to assume that it is not going to be replaced.
20719 2009-03-28 Richard Guenther <rguenther@suse.de>
20721 PR tree-optimization/38513
20722 * tree-ssa-pre.c (eliminate): Remove redundant stores.
20723 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
20724 EXC_PTR_EXPR and FILTER_EXPR.
20725 (get_ref_from_reference_ops): Likewise.
20727 2009-03-28 Richard Guenther <rguenther@suse.de>
20729 PR tree-optimization/38968
20730 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
20731 Use FLOOR_MOD_EXPR to compute misalignment.
20733 2009-03-28 Richard Guenther <rguenther@suse.de>
20735 PR tree-optimization/37795
20736 * tree.h (combine_comparisons): Declare.
20737 * fold-const.c (combine_comparisons): Export.
20738 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
20740 (ifcombine_iforif): Use combine_comparisons.
20742 2009-03-28 Jan Hubicka <jh@suse.cz>
20744 * tree-eh.c (inlinable_call_p): New function.
20745 (make_eh_edges): Use it.
20746 (verify_eh_edges): Use it.
20747 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
20748 * except.c (reachable_next_level): Add inlinable_function argument
20749 (sjlj_find_directly_reachable_regions): Update.
20750 (add_reachable_handler): Do not set saw_any_handlers.
20751 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
20752 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20753 Add new inlinable call parameter.
20754 (can_throw_internal, can_throw_external): Update.
20755 * except.h (can_throw_internal_1, can_throw_external_1,
20756 foreach_reachable_handler): Update declaration.
20758 2009-03-28 Joseph Myers <joseph@codesourcery.com>
20760 * config/arm/t-arm-coff, config/h8300/coff.h,
20761 config/i386/i386-aout.h, config/i386/i386-coff.h,
20762 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
20763 config/pdp11/2bsd.h, config/rs6000/aix41.h,
20764 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
20765 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
20766 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
20767 sys-types.h: Remove.
20768 * Makefile.in: Remove protoize and fixproto support and references
20770 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
20771 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
20773 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
20774 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
20775 unprotoize$(exeext).
20776 (rest.encap): Don't depend on $(STMP_FIXPROTO)
20777 (.PHONY): Don't depend on proto.
20778 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
20779 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
20780 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
20781 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
20782 build/gen-protos.o, build/scan.o, xsys-protos.h,
20783 build/fix-header$(build_exeext), build/fix-header.o,
20784 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
20785 stmp-install-fixproto): Remove.
20786 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
20787 SYSCALLS.c or fixproto files.
20788 (install-common): Don't install protoize.
20789 (install-headers-tar, install-headers-cpio, install-headers-cp):
20790 Don't depend on $(STMP_FIXPROTO).
20791 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
20792 install fixproto files or write out fixproto settings.
20793 (uninstall): Don't uninstall protoize.
20794 * config.gcc (use_fixproto): Remove.
20795 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
20796 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
20797 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
20798 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
20799 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
20800 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
20801 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
20802 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
20803 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
20804 * config/t-vxworks (STMP_FIXPROTO): Remove.
20805 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
20806 STMP_FIXPROTO): Remove.
20807 * config.in, configure: Regenerate.
20808 * crtstuff.c (gid_t, uid_t): Don't undefine.
20809 * doc/install.texi: Change m68k-coff to m68k-elf in example.
20810 (arm-*-coff, arm-*-aout: Remove target entries.
20811 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
20812 Remove mention of AIX 4.1.
20813 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
20814 * doc/invoke.texi (Running Protoize): Remove.
20815 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
20816 (Protoize Caveats): Remove.
20817 * tsystem.h: Update comments on headers assumed to exist.
20819 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
20821 * genautomata.c: Add a new year to the copyright. Add a new
20823 (struct insn_reserv_decl): Add comments for member bypass_list.
20824 (find_bypass): Remove.
20825 (insert_bypass): New.
20826 (process_decls): Use insert_bypass.
20827 (output_internal_insn_latency_func): Output all bypasses with the
20828 same input insn in one switch case.
20830 * rtl.def (define_bypass): Describe bypass choice.
20831 * doc/md.texi (define_bypass): Ditto.
20833 2009-03-27 Richard Guenther <rguenther@suse.de>
20835 * gimplify.c (mark_addressable): Export.
20836 * tree-flow.h (mark_addressable): Declare.
20837 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
20838 * tree-ssa.c (verify_phi_args): Verify that address taken
20839 variables have TREE_ADDRESSABLE set.
20841 2009-03-27 Richard Guenther <rguenther@suse.de>
20843 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
20844 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
20845 Do not mark decls TREE_ADDRESSABLE.
20846 (build_fold_addr_expr): Adjust.
20847 (fold_addr_expr): Remove.
20848 (fold_unary): Use build_fold_addr_expr.
20849 (fold_comparison): Likewise.
20850 (split_address_to_core_and_offset): Likewise.
20851 * coverage.c (tree_coverage_counter_addr): Mark the array decl
20853 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
20854 (gimplify_modify_expr_to_memcpy): Mark source and destination
20856 * omp-low.c (create_omp_child_function): Mark the object decl
20858 (lower_rec_input_clauses): Mark the var we take the address of
20860 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
20862 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20864 PR middle-end/39315
20865 * cfgexpand.c (expand_one_stack_var_at): Change alignment
20866 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
20868 2009-03-27 Richard Guenther <rguenther@suse.de>
20870 PR tree-optimization/39120
20871 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
20873 (handle_lhs_call): Process return constraints. Add escape
20874 constraints if necessary.
20875 (handle_const_call): Fill out return constraints. Make nested
20876 case more precise. Avoid consttmp if possible.
20877 (handle_pure_call): Fill out return constraints. Avoid
20878 callused if possible.
20879 (find_func_aliases): Simplify call handling.
20881 2009-03-27 Richard Guenther <rguenther@suse.de>
20883 PR tree-optimization/39120
20884 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
20885 as a representative.
20886 (solve_graph): Do propagate CALLUSED.
20887 (handle_pure_call): Use a scalar constraint from CALLUSED for
20889 (find_what_p_points_to): CALLUSED shall not appear in poins-to
20892 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20895 * c-common.c (handle_aligned_attribute): Properly check alignment
20896 overflow. Use (1U << i) instead of (1 << i).
20898 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
20900 * expr.h (get_mem_align_offset): Updated.
20902 * tree.h (tree_decl_common): Change align to "unsigned int" and
20903 move it before pointer_alias_set.
20905 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20906 Jakub Jelinek <jakub@redhat.com>
20909 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
20910 gr_register_operand with gr_reg_or_0_operand.
20911 (cmpxchg_rel_di): Likewise.
20912 (sync_lock_test_and_set<mode>): Likewise.
20914 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20916 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
20917 (true_regnum): Likewise.
20919 * rtlanal.c (subreg_info): Moved to ...
20920 * rtl.h (subreg_info): Here. New.
20921 (subreg_get_info): New.
20923 * rtlanal.c (subreg_get_info): Make it extern.
20925 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
20928 * config/i386/i386.c (ix86_abi): New.
20929 (override_options): Handle -mabi=.
20930 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
20931 (ix86_call_abi_override): Likewise.
20932 (init_cumulative_args): Likewise.
20933 (function_arg_advance): Likewise.
20934 (function_arg_64): Likewise.
20935 (function_arg): Likewise.
20936 (ix86_pass_by_reference): Likewise.
20937 (ix86_function_value_regno_p): Likewise.
20938 (ix86_build_builtin_va_list_abi): Likewise.
20939 (setup_incoming_varargs_64): Likewise.
20940 (is_va_list_char_pointer): Likewise.
20941 (ix86_init_machine_status): Likewise.
20942 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
20943 (ix86_function_type_abi): Return enum calling_abi. Rewrite
20944 for 64bit. Replace DEFAULT_ABI with ix86_abi.
20945 (ix86_function_abi): Make it static and return enum calling_abi.
20946 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
20948 (ix86_fn_abi_va_list): Updated.
20950 * config/i386/i386.h (ix86_abi): New.
20951 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
20952 (CONDITIONAL_REGISTER_USAGE): Likewise.
20953 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
20954 (machine_function): Likewise.
20956 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
20958 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
20959 (STACK_BOUNDARY): Likewise.
20960 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
20962 * config/i386/i386.opt (mabi=): New.
20964 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
20965 return enum calling_abi.
20966 (ix86_function_type_abi): Likewise.
20967 (ix86_function_abi): Removed.
20969 * doc/invoke.texi: Document -mabi= option for x86.
20971 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20973 * builtins.c (real_dconstp): Delete.
20974 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
20976 2009-03-27 Dodji Seketeli <dodji@redhat.com>
20977 Jakub Jelinek <jakub@redhat.com>
20980 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
20981 (gen_subprogram_die): When a function is explicit, generate the
20982 DW_AT_explicit attribute.
20983 * langhooks.h (struct lang_hooks_for_decls): Add
20984 function_decl_explicit_p langhook.
20985 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
20986 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
20988 2009-03-27 Jakub Jelinek <jakub@redhat.com>
20990 * builtins.c (fold_builtin_memory_op): Optimize memmove
20991 into memcpy if we can prove source and destination don't overlap.
20993 * tree-inline.c: Include gt-tree-inline.h.
20994 (clone_fn_id_num): New variable.
20995 (clone_function_name): New function.
20996 (tree_function_versioning): Use it.
20997 * Makefile.in (GTFILES): Add tree-inline.c.
20999 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21001 * BASE-VER: Change to 4.5.0.
21003 2009-03-27 Xinliang David Li <davidxl@google.com>
21005 PR tree-optimization/39557
21006 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21008 2009-03-27 Xinliang David Li <davidxl@google.com>
21010 PR tree-optimization/39548
21011 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21016 * c-common.c (pointer_int_sum): Use %wd on return from
21019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21021 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21022 on return from tree_low_cst.
21024 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21027 * ginclude/stdarg.h (va_copy): Define also for
21028 __GXX_EXPERIMENTAL_CXX0X__.
21030 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21033 * builtins.h (c_strlen): Do not warn here.
21034 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21035 * c-common.c (pointer_int_sum): Take an explicit location.
21036 Warn about offsets out of bounds.
21037 * c-common.h (pointer_int_sum): Adjust declaration.
21039 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21041 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21044 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21047 * opts.c (warn_if_disallowed_function_p): Don't assume
21048 get_callee_fndecl must return non-NULL.
21050 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21052 PR rtl-optimization/39522
21053 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21054 when reg_reloaded_valid is set.
21056 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21058 * config/spu/divv2df3.c: New file.
21059 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21060 (DPBIT_FUNCS): Filter out _div_df.
21062 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21064 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21065 a jump insn, count that jump in the distance to the loop start.
21067 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21070 * config/sh/sh.c (calc_live_regs): Fix condition for global
21071 registers except PIC_OFFSET_TABLE_REGNUM.
21073 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21076 * doc/invoke.texi (-mconsole): New.
21078 (-mno-cygwin): New.
21080 (-mnop-fun-dllimport): New.
21084 (sub section "i386 and x86-64 Windows Options"): New.
21086 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21088 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21089 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21091 2009-03-25 Richard Guenther <rguenther@suse.de>
21093 PR middle-end/39497
21094 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21097 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21099 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21100 neither of haifa/selective schedulers are working.
21102 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21104 * doc/invoke.texi (Debugging Options): Fix description of
21105 -fno-merge-debug-strings.
21107 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21109 * config/cris/libgcc.ver: New version-script.
21110 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21112 * configure.ac <GAS features, nop mnemonic>: Add pattern
21113 crisv32-*-* for "nop".
21114 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21115 * configure: Regenerate.
21117 2009-03-24 Ira Rosen <irar@il.ibm.com>
21119 PR tree-optimization/39529
21120 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21121 mark_sym_for_renaming for the tag copied to the new vector
21124 2009-03-24 Arthur Loiret <aloiret@debian.org>
21126 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21127 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21128 EXTRA_SPEC_FUNCTIONS.
21129 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21130 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21131 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21132 -march and -mtune options.
21134 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21136 * config/m68k/t-rtems: Add m5329 multilib.
21138 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21139 Jakub Jelinek <jakub@redhat.com>
21142 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21145 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21148 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21149 instead of c_parser_expression_conv, if original_code isn't one of the
21150 4 allowed comparison codes, fail.
21152 2009-03-23 Richard Guenther <rguenther@suse.de>
21154 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21155 * tree.h (struct tree_type): Likewise.
21156 * reload.h (struct insn_chain): Likewise.
21157 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21158 * function.h (struct function): Likewise.
21159 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21161 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21163 PR tree-optimization/39516
21164 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21166 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21168 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21169 should be set true if BITS_PER_WORD of target is bigger than 32
21171 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21173 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21174 Translate -B-options to -rpath-link. Correct existing
21175 rpath-link and conditionalize on !nostdlib.
21177 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21179 * doc/extend.texi (Function Attributes, Variable Attributes):
21181 * doc/invoke.texi (Debugging Options, Optimize Options)
21182 (i386 and x86-64 Options, MCore Options): Likewise.
21184 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21187 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21188 it for block local namespace aliases.
21189 (gen_decl_die): Pass context_die to gen_namespace_die.
21191 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21194 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21195 minimum or maximum value.
21197 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21199 * reginfo.c (globalize_reg): Recompute derived reg sets.
21201 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21204 * libgcc2.c (mprotect): Do not use signed arguments for
21205 VirtualProtect, use DWORD arguments. Also fix the 'may
21206 be used uninitialized' warning for the np variable.
21208 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21211 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21212 functions using regparm calling conventions when not optimizing.
21213 (ix86_function_sseregparm): Similarly for sseregparm calling
21216 2009-03-19 Li Feng <nemokingdom@gmail.com>
21218 PR middle-end/39500
21219 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21220 dependence if the first conflict is after niter iterations.
21222 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21224 PR middle-end/38609
21225 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21226 functions with dynamic stack-pointer adjustments.
21228 2009-03-19 Ben Elliston <bje@au.ibm.com>
21230 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21231 option; change to -msdata=data.
21233 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21235 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21238 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21241 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21243 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21245 * doc/invoke.texi (Code Gen Options): Expand discussion of
21248 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21250 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21251 * matrix-reorg.c (struct matrix_info): Likewise.
21252 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21253 * rtl.h (struct mem_attrs): Likewise.
21254 * df.h (struct df): Likewise.
21255 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21256 * ira-int.h (struct ira_allocno): Likewise.
21257 * df-scan.c (struct df_collection_rec): Likewise.
21258 * ira.c (struct equivalence): Likewise.
21259 * function.c (struct temp_slot): Likewise.
21260 * cfgloop.h (struct loop): Likewise.
21263 * function.c (use_register_for_decl): When not optimizing, disregard
21264 register keyword for variables with types containing methods.
21266 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21268 PR middle-end/39447
21269 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21270 (is_simple_operand): Call contains_component_ref_p before calling data
21271 reference analysis that would fail on COMPONENT_REFs.
21273 * tree-vrp.c (search_for_addr_array): Fix formatting.
21275 2009-03-18 Richard Guenther <rguenther@suse.de>
21277 * tree-vect-transform.c (vect_loop_versioning): Fold the
21278 generated comparisons.
21279 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21280 (slpeel_tree_peel_loop_to_edge): Likewise.
21282 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21284 PR middle-end/37805
21285 * opts.c (print_specific_help): In addition to `undocumented',
21286 accept `separate' and `joined' flags if passed alone. Describe
21287 output by the first matched one of those.
21288 (common_handle_option): Skip over empty strings.
21289 * gcc.c (display_help): Fix help string for `--help='.
21290 * doc/invoke.texi (Option Summary, Overall Options): With
21291 `--help=', classes and qualifiers can both be repeated, but
21292 only the latter can be negated. One should not pass only
21293 negated qualifiers. Fix markup and examples.
21296 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21297 PR middle-end/37805
21298 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21299 and -fhelp=separate.
21301 2009-03-17 Jing Yu <jingyu@google.com>
21303 PR middle-end/39378
21304 * function.h (struct rtl_data): Move is_thunk from here...
21305 (struct function): ...to here.
21306 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21307 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21309 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21311 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21312 (alpha_output_function_end_prologue): Likewise.
21313 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21314 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21315 (rs6000_output_function_epilogue): Likewise.
21316 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21318 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21321 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21322 from different units in a single alternative.
21323 (*truncdfsf_i387): Ditto.
21324 (*truncxfsf2_mixed): Ditto.
21325 (*truncxfdf2_mixed): Ditto.
21327 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21329 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21330 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21333 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21334 unused non-artificial variables when not optimizing.
21337 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21338 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21339 NAMESPACE_DECL in its DECL_INITIAL.
21341 PR middle-end/39443
21342 * optabs.c (set_user_assembler_libfunc): New function.
21343 * expr.h (set_user_assembler_libfunc): New prototype.
21344 * c-common.c: Include libfuncs.h.
21345 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21346 for memcmp, memset, memcpy, memmove and abort.
21347 * Makefile.in (c-common.o): Depend on libfuncs.h.
21350 * dwarf2out.c (gen_inlined_enumeration_type_die,
21351 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21352 gen_tagged_type_instantiation_die): Removed.
21353 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21356 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21359 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21361 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21362 (check-parallel-%): Ditto.
21363 (check-consistency): Ditto.
21365 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21367 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21368 local variable rhs by NULL_TREE.
21370 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21373 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21375 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21378 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21380 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21383 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21384 for ms->sysv ABI calls only in 64bit mode.
21386 * config/i386/i386.md (untyped_call): Support 32bit.
21388 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21390 * doc/extend.texi: Replace x86_65 with x86_64.
21392 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21394 PR tree-optimization/39455
21395 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21396 mismatches for POINTER_TYPE_P (type).
21397 (number_of_iterations_le): Likewise.
21399 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21401 * config/picochip/picochip.c: Removed profiling support.
21402 * config/picochip/picochip.md: Removed profiling instruction.
21403 * config/picochip/picochip.h: Removed profiling builtin.
21405 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21407 * doc/install.texi (--with-host-libstdcxx): Document.
21409 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21412 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21413 generate a warning if the function name does not begin with
21414 "__vector" and the function has either the 'signal' or 'interrupt'
21415 attribute, from here to ...
21416 (avr_declare_function_name): ...here. New function.
21417 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21418 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21420 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21423 * cse.c (fold_rtx): Don't modify original const_arg1 when
21424 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21425 separate variable instead.
21426 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21427 from out of range shift counts.
21428 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21430 2009-03-13 Catherine Moore <clm@codesourcery.com>
21432 * config/i386/x-mingw32 (host-mingw32.o): Replace
21433 diagnostic.h with $(DIAGNOSTIC_H).
21435 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21438 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21440 * config/i386/sync.md (sync_compare_and_swap<mode>,
21441 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21442 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21444 (sync_double_compare_and_swapdi_pic,
21445 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21446 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21448 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21451 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21453 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21456 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21457 (avx_addsubv4df3): Likewise.
21458 (*avx_addsubv4sf3): Likewise.
21459 (sse3_addsubv4sf3): Likewise.
21461 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21466 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21469 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21470 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21471 registers for allocnos created from user-defined variables.
21473 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21476 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21477 of non-integer mode as well.
21479 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21481 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21482 for functions for which the parameter types are unknown.
21484 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21487 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21488 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21489 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21490 * config/i386/i386.c (ix86_local_alignment): For
21491 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21492 long long variables on the stack to avoid dynamic realignment.
21493 Allow the first argument to be a decl rather than type.
21494 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21496 2009-03-11 Nick Clifton <nickc@redhat.com>
21499 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21501 Add description to mno-lsim option.
21502 * config/mcore/mcore.h: Remove comment about deprecated m4align
21504 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21505 * doc/invoke.texi: Add description of mno-lsim and
21506 mstack-increment options.
21508 * config/fr30/fr30.opt: Document the -mno-lsim option.
21509 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21510 and -mno-lsim options.
21512 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21514 * fold-const.c (fold_comparison): Only call fold_inf_compare
21515 if the mode supports infinities.
21517 2009-03-11 Jason Merrill <jason@redhat.com>
21520 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21521 end already did. Notice GIMPLE_CALL modifications of the result.
21522 Don't copy debug information from an ignored decl or a decl from
21525 2009-03-10 Richard Guenther <rguenther@suse.de>
21526 Nathan Froyd <froydnj@codesourcery.com>
21528 PR middle-end/37850
21529 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21530 (__divMODE3): Likewise.
21532 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21534 PR tree-optimization/39394
21535 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21536 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21538 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21540 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21541 inline asms for register asm ("") declarations.
21543 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21545 * fold-const.c (fold_unary): Fix comment.
21547 2009-03-07 Jan Hubicka <jh@suse.cz>
21550 * tree-inline.c (setup_one_parameter): Do replacement of const
21551 argument by constant in SSA form.
21553 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21555 PR middle-end/38028
21556 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21557 determine alignment passed to assign_stack_local.
21558 (assign_parms_unsplit_complex): Likewise.
21559 * except.c (sjlj_build_landing_pads): Likewise.
21561 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21563 PR middle-end/39360
21564 * tree-flow.h (add_referenced_var): Return bool instead of void.
21565 * tree-dfa.c (add_referenced_var): Return result of
21566 referenced_var_check_and_insert call.
21567 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21568 of referenced_var_check_and_insert.
21571 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21572 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21573 DIE, don't emit it if abstract origin already has it.
21574 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21575 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21577 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21579 * genpreds.c (needs_variable): Fix parentheses at variable name
21581 (write_tm_constrs_h): Indent generated code.
21583 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21585 * doc/extend.texi (Function Attributes): Add documentation
21586 for isr attributes.
21588 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21591 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21592 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21594 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21596 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21599 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21602 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21603 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21605 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21607 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21608 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21609 constants instead of magic numbers.
21610 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21612 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21613 (x86_64_ms_abi_int_parameter_registers): Ditto.
21614 (x86_64_int_return_registers): Ditto.
21615 (ix86_maybe_switch_abi): Ditto.
21616 (ix86_expand_call): Ditto for clobbered_registers array.
21617 (ix86_hard_regno_mode_ok): Ditto.
21618 (x86_extended_QIreg_mentioned_p): Ditto.
21620 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21622 PR tree-optimization/39349
21623 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21625 * combine.c (gen_lowpart_for_combine): Use omode when generating
21628 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21630 PR rtl-optimization/39235
21631 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21633 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21635 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21637 2009-03-04 Richard Guenther <rguenther@suse.de>
21639 PR tree-optimization/39362
21640 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21641 that occur in abnormal PHIs should be varying.
21643 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21645 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21647 (simple_iv): Take loop as an argument instead of statement.
21648 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21649 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21651 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21653 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21654 * matrix-reorg.c (analyze_transpose): Ditto.
21655 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21656 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21657 * tree-predcom.c (ref_at_iteration): Ditto.
21658 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21660 2009-03-04 Richard Guenther <rguenther@suse.de>
21662 PR tree-optimization/39358
21663 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21664 escaped_id and callused_id.
21665 (solve_graph): Likewise.
21667 2009-03-04 Richard Guenther <rguenther@suse.de>
21669 PR tree-optimization/39339
21670 * tree-sra.c (try_instantiate_multiple_fields): Make it
21671 no longer ICE on the above.
21673 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21675 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21676 that fits within Pmode.
21678 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21680 PR middle-end/10109
21681 * tm.texi (LIBCALL_VALUE): Update description.
21683 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21685 PR middle-end/34443
21686 * doc/extend.texi (section): Update description.
21688 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21690 PR middle-end/39345
21691 * tree-inline.c (remapped_type): New.
21692 (can_be_nonlocal): Call remapped_type instead of remap_type.
21694 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21697 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
21698 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
21700 2009-03-03 Richard Guenther <rguenther@suse.de>
21702 PR middle-end/39272
21703 * tree.c (tree_nonartificial_location): New function.
21704 * tree.h (tree_nonartificial_location): Declare.
21705 * builtins.c (expand_builtin_memory_chk): Provide location
21706 of the call location for artificial function pieces.
21707 (maybe_emit_chk_warning): Likewise.
21708 (maybe_emit_sprintf_chk_warning): Likewise.
21709 (maybe_emit_free_warning): Likewise.
21710 * expr.c (expand_expr_real_1): Likewise.
21712 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21714 PR tree-optimization/39343
21715 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
21716 COMPONENT_REF t has ARRAY_TYPE.
21718 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
21720 PR middle-end/39335
21721 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
21722 when the type precision of the induction variable should be
21723 larger than the type precision of nit.
21724 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
21725 * graphite.c (graphite_loop_normal_form): Same.
21726 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
21728 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21730 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
21731 (*call_1_rex64_ms_sysv): Use named constants instead of magic
21732 numbers to describe clobbered registers.
21733 (*call_value_0_rex64_ms_sysv): Ditto.
21734 * config/i386/mmx.md (mmx_emms): Ditto.
21735 (mmx_femms): Ditto.
21737 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
21739 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
21742 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21744 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
21745 (spu_section_type_flags): New function.
21747 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
21749 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
21750 reg_class_contents of FLOAT_REGS into a temporary.
21752 2009-03-02 Richard Guenther <rguenther@suse.de>
21753 Ira Rosen <irar@il.ibm.com>
21755 PR tree-optimization/39318
21756 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
21757 information to the vectorized statement.
21759 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
21761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
21762 variable. Use defined names instead of magic constants for REX SSE
21765 2009-03-01 Richard Guenther <rguenther@suse.de>
21767 PR tree-optimization/39331
21768 * omp-low.c (lower_send_shared_vars): Do not receive new
21769 values for the reference of DECL_BY_REFERENCE parms or results.
21771 2009-03-01 Jan Hubicka <jh@suse.cz>
21774 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
21775 BLOCK_NONLOCALIZED_VAR): New macros.
21776 (tree_block): Add nonlocalized_vars.
21777 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
21778 gen_decl_die): Add origin argument. Allow generation of die with
21779 origin at hand only.
21780 (gen_member_die, gen_type_die_with_usage, force_decl_die,
21781 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
21783 (gen_block_die): Fix checking for unused blocks.
21784 (process_scope_var): Break out from .... ; work with origins only.
21785 (decls_for_scope) ... here; process nonlocalized list.
21786 (dwarf2out_ignore_block): Look for nonlocalized vars.
21787 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
21789 (dump_scope_block): Dump them.
21790 * tree-inline.c (remap_decls): Handle nonlocalized vars.
21791 (remap_block): Likewise.
21792 (can_be_nonlocal): New predicate.
21793 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
21795 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21797 * configure: Regenerate.
21799 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21801 * optc-gen.awk: No need to duplicate option flags twice.
21802 Reuse help texts for duplicate options which do not have any.
21804 * gcc.c (display_help): Document --version.
21806 * gcc.c (main): If print_help_list and verbose_flag, ensure
21807 driver output comes before subprocess output.
21809 * optc-gen.awk: Assign all remaining fields to help string,
21810 space-separated, for multi-line help in *.opt.
21812 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
21813 -Wno-pedantic-ms-format is for MinGW targets only.
21815 * doc/options.texi (Option file format): Fix bad indentation,
21816 restoring dropped sentence.
21818 2009-02-28 Jan Hubicka <jh@suse.cz>
21820 * tree-inline.c (tree_function_versioning): Output debug info.
21822 2009-02-28 Jan Hubicka <jh@suse.cz>
21825 * tree-inline.c (setup_one_parameter): Do not copy propagate
21826 arguments when not optimizing.
21828 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
21831 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21832 (avx_addsubv4df3): Likewise.
21833 (*avx_addsubv4sf3): Likewise.
21834 (sse3_addsubv4sf3): Likewise.
21835 (*avx_addsubv2df3): Likewise.
21836 (sse3_addsubv2df3): Likewise.
21837 (avx_unpckhps256): Correct item selectors.
21838 (avx_unpcklps256): Likewise.
21839 (avx_unpckhpd256): Likewise.
21840 (avx_unpcklpd256): Likewise.
21842 2009-02-28 Jan Hubicka <jh@suse.cz>
21844 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
21846 (copy_arguments_for_versioning): If var is declared don't declare it.
21847 (tree_function_versioning): First setup substitutions and then copy
21850 2009-02-27 Jan Hubicka <jh@suse.cz>
21853 * cgraph.h (varpool_output_debug_info): Remove.
21854 * cgraphunit.c (varpool_output_debug_info): Remove.
21855 * dwarf2out.c (deferred_locations_struct): New struct
21856 (deferred_locations): New type.
21857 (deferred_locations_list): New static var.
21858 (deffer_location): New function.
21859 (gen_variable_die): Use it.
21860 (decls_for_scope): Output info on local static vars.
21861 (dwarf2out_finish): Process deferred locations.
21862 * varpool.c (varpool_output_debug_info): Remove.
21864 2009-02-27 Jan Hubicka <jh@suse.cz>
21867 * tree.h (TREE_PROTECTED): Fix comment.
21868 (BLOCK_HANDLER_BLOCK): Remove.
21869 (struct tree_block): Remove handler_block add body_block.
21870 (inlined_function_outer_scope_p): New.
21871 (is_body_block): Remove.
21872 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
21873 * dwarf2out.c (is_inlined_entry_point): Remove.
21874 (add_high_low_attributes): Use inlined_function_outer_scope_p.
21875 (gen_block_die): Use is_inlined_entry_point check. Remove body block
21877 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
21878 * gimplify.c (gimplify_expr): Gimplify body blocks.
21879 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
21880 block with multiple subblocks.
21881 (dump_scope_block): Prettier output; dump more flags and info.
21882 (dump_scope_blocks): New.
21883 (remove_unused_locals): Use dump_scope_blocks.
21884 * tree-flow.h (dump_scope_blocks): Declare.
21885 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
21886 * stmt.c (is_body_block): Remove.
21887 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
21888 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
21890 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
21892 PR middle-end/39308
21893 * graphite.c (graphite_loop_normal_form): Do not call
21894 number_of_iterations_exit from a gcc_assert.
21896 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21898 * config/s390/s390.c (s390_swap_cmp): Look for conditional
21899 jumps if COND is NULL.
21900 (find_cond_jump): New function.
21901 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
21902 * config/s390/s390.md: Remove z10_cobra attribute value.
21904 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
21906 * config/alpha/alpha.h (alpha_expand_mov): Return false if
21907 force_const_mem returns NULL_RTX.
21909 2009-02-26 Jan Hubicka <jh@suse.cz>
21912 * cgraph.h (varpool_output_debug_info): Remove.
21913 * cgraphunit.c (varpool_output_debug_info): Remove.
21914 * dwarf2out.c (deferred_locations_struct): New struct
21915 (deferred_locations): New type.
21916 (deferred_locations_list): New static var.
21917 (deffer_location): New function.
21918 (gen_variable_die): Use it.
21919 (decls_for_scope): Output info on local static vars.
21920 (dwarf2out_finish): Process deferred locations.
21921 * varpool.c (varpool_output_debug_info): Remove.
21923 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
21925 PR rtl-optimization/39241
21926 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
21927 to subreg_offset_representable_p.
21929 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21931 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
21932 execute function prototype. Get f and nregs from max_reg_num
21933 and get_insns. Remove the first backward pass as it's dead,
21934 guard the forward pass by flag_expensive_optimizations.
21935 (rest_of_handle_regmove): Delete.
21936 (pass_regmove): Replace it with regmove_optimize.
21938 2009-02-25 Martin Jambor <mjambor@suse.cz>
21940 PR tree-optimization/39259
21941 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
21942 calls_alloca function flags.
21943 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
21944 calls are detected.
21946 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
21948 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
21949 flags_set_1_rtx, flags_set_1_set): Delete.
21950 (regmove_optimize): Do not call mark_flags_life_zones.
21952 2009-02-24 Julian Brown <julian@codesourcery.com>
21955 * config/arm/arm.c (require_pic_register): Only set
21956 cfun->machine->pic_reg once per function.
21958 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
21960 * doc/invoke.texi (Link Options): Document an easier way to pass
21961 options that take arguments to the GNU linker using -Xlinker and -Wl.
21963 2009-02-24 Steve Ellcey <sje@cup.hp.com>
21966 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
21968 2009-02-24 Richard Guenther <rguenther@suse.de>
21971 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
21973 2009-02-24 Richard Guenther <rguenther@suse.de>
21974 Zdenek Dvorak <ook@ucw.cz>
21976 PR tree-optimization/39233
21977 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
21978 from converting them to a generic type.
21980 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
21982 PR tree-optimization/39260
21983 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
21984 contains a condition with a real type.
21985 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
21987 2009-02-23 Jason Merrill <jason@redhat.com>
21990 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
21991 narrowing_initializer_constant_valid_p.
21992 (narrowing_initializer_constant_valid_p): Don't return
21993 null_pointer_node for adding a pointer to itself.
21995 2009-02-23 Jan Hubicka <jh@suse.cz>
21998 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22001 2009-02-23 Jan Hubicka <jh@suse.cz>
22003 PR tree-optimization/37709
22004 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22005 * tree.h (block_ultimate_origin): Declare.
22006 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22007 * tree-ssa-live.c (remove_unused_scope_block_p):
22008 Eliminate blocks containig no instructions nor live variables nor
22010 (dump_scope_block): New function.
22011 (remove_unused_locals): Enable removal of dead blocks by default;
22012 enable dumping at TDF_DETAILS.
22014 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22016 * config/i386/i386.c (classify_argument): Don't allow COImode
22018 (function_arg_advance_32): Don't allow OImode.
22019 (function_arg_32): Likewise.
22020 (function_value_32): Likewise.
22021 (return_in_memory_32): Likewise.
22022 (function_arg_64): Remove OImode comment.
22024 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22027 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22028 ix86_expand_vector_set for V4DImode in 64bit mode only.
22029 (ix86_expand_vector_init_one_var): Likewise.
22031 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22033 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22035 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22038 * loop-iv.c: Revert last change.
22039 * emit-rtl.c: Likewise.
22041 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22044 * config/i386/i386.c (type_natural_mode): Remove an extra
22045 space in the warning message.
22046 (function_value_32): Handle 32-byte vector modes.
22047 (return_in_memory_32): Likewise.
22049 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22051 * loop-iv.c (truncate_value): New function.
22052 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22054 (lowpart_subreg): Move to...
22055 * emit-rtl.c: ...here.
22057 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22059 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22060 accidental and undocumented change at revision 140860.
22062 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22064 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22065 take gimple_seq * arguments.
22066 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22067 types_compatible_p langhook.
22069 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22070 Joseph Myers <joseph@codesourcery.com>
22072 * config/arm/arm.c (arm_builtin_va_list): New function.
22073 (arm_expand_builtin_va_start): Likewise.
22074 (arm_gimplify_va_arg_expr): Likewise.
22075 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22076 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22077 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22078 (va_list_type): New variable.
22079 (arm_mangle_type): Mangle va_list_type appropriately.
22081 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22083 PR middle-end/39157
22084 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22085 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22086 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22087 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22088 parameter to 1000 for -O1 by default.
22089 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22091 * loop-invariant.c: Include params.h.
22092 (move_loop_invariants): Don't call move_single_loop_invariants on
22095 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22097 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22098 offset when calculating bounds for indexing stack_usage_map. Fixes
22099 a buffer overflow with certain target setups.
22101 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22104 * calls.c (expand_call): Clear try_tail_call if caller and callee
22105 disagree in promotion of function return value.
22107 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22110 * c-common.c (c_determine_visibility): If visibility changed and
22111 DECL_RTL has been already set, call make_decl_rtl to update symbol
22114 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22117 * varasm.c (assemble_variable): Don't check DECL_NAME when
22118 globalizing a variable.
22120 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22123 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22124 expression before any __builtin_trap call.
22125 * c-typeck.c (build_function_call): Convert and check function
22126 arguments before generating a call to a trap. Evaluate the
22127 function arguments before the trap.
22129 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22132 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22133 (UNSPEC_FXAM_MEM): New unspec.
22134 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22135 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22136 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22138 2009-02-19 Richard Guenther <rguenther@suse.de>
22140 PR tree-optimization/39207
22141 PR tree-optimization/39074
22142 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22143 storedanything_tree): New.
22144 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22145 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22146 (build_succ_graph): Add edges from STOREDANYTHING to all
22148 (init_base_vars): Initialize STOREDANYTHING.
22149 (compute_points_to_sets): Free substitution info after
22150 building the succ graph.
22151 (ipa_pta_execute): Likewise.
22153 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22155 (do_ds_constraint): Do not add to special var or non-pointer
22157 (type_could_have_pointers): Split out from ...
22158 (could_have_pointers): ... here. For arrays use the element type.
22159 (create_variable_info_for): Initialize may_have_pointers.
22160 (new_var_info): Likewise.
22161 (handle_lhs_call): Make the HEAP variable unknown-sized.
22162 (intra_create_variable_infos): Use a type with pointers for
22163 PARM_NOALIAS, make it unknown-sized.
22165 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22168 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22170 2009-02-18 Jason Merrill <jason@redhat.com>
22173 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22174 value if DECL_EXTERNAL.
22175 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22176 * target.h (gcc_target::binds_local_p): Clarify "module".
22177 * tree.h (TREE_PUBLIC): Clarify "module".
22179 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22182 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22183 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22185 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22188 * c.opt (Wabi): Support C and ObjC.
22191 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22193 * config/i386/i386.c (classify_argument): Warn once about the ABI
22194 change when passing union with long double.
22196 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22198 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22201 * c-parser.c (c_parser_compound_statement): Always enter and leave
22204 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22207 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22209 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22211 PR tree-optimization/36922
22212 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22213 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22216 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22218 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22221 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22223 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22225 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22227 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22230 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22231 Richard Sandiford <rdsandiford@googlemail.com>
22233 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22234 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22235 (loongson_biadd): ...this.
22237 2009-02-17 Richard Guenther <rguenther@suse.de>
22239 PR tree-optimization/39202
22240 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22241 a var make sure to follow existing collapses.
22243 2009-02-17 Richard Guenther <rguenther@suse.de>
22245 PR middle-end/39214
22246 * langhooks.c (lhd_print_error_function): Check for NULL block.
22248 2009-02-17 Richard Guenther <rguenther@suse.de>
22250 PR tree-optimization/39204
22251 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22254 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22256 * config/soft-fp/double.h: Update from glibc CVS.
22258 2009-02-17 Richard Guenther <rguenther@suse.de>
22260 PR tree-optimization/39207
22261 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22262 strict-aliasing warnings for pointers pointing to NULL.
22264 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22267 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22268 skipping until next close brace.
22270 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22273 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22274 to function argument boundary.
22276 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22278 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22279 in the lea_add. Reload eventually constraints it properly.
22280 * config/picochip/constraints.md: Remove the target constraint
22281 "b", since it is not needed anymore.
22283 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22285 * gthr-dce.h: Uglify function parameter and local variable names.
22286 * gthr-gnat.h: Likewise.
22287 * gthr-mipssde.h: Likewise.
22288 * gthr-nks.h: Likewise.
22289 * gthr-posix95.h: Likewise.
22290 * gthr-posix.h: Likewise.
22291 * gthr-rtems.h: Likewise.
22292 * gthr-single.h: Likewise.
22293 * gthr-solaris.h: Likewise.
22294 * gthr-tpf.h: Likewise.
22295 * gthr-vxworks.h: Likewise.
22296 * gthr-win32.h: Likewise.
22298 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22301 * config/i386/i386.md: Restrict the new peephole2 to move
22302 between MMX/SSE registers.
22304 2009-02-15 Richard Guenther <rguenther@suse.de>
22307 2009-02-13 Richard Guenther <rguenther@suse.de>
22309 * configure.ac: Enable LFS.
22310 * configure: Re-generate.
22311 * config.in: Likewise.
22313 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22315 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22316 spu_srqwbyte, spu_srqwbytebc): Define.
22317 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22318 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22319 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22320 "shrqby_<mode>"): New insn-and-split patterns.
22321 * config/spu/spu.c (expand_builtin_args): Determine and return
22322 number of operands using spu_builtin_description data.
22323 (spu_expand_builtin_1): Use it.
22325 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22328 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22331 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22334 * config/i386/i386.c (override_options): Correct warning
22335 messages for -malign-loops, -malign-jumps and -malign-functions.
22337 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22340 * config/i386/i386.md: Restrict the new peephole2 to move
22341 between the general purpose registers.
22343 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22346 * config/i386/i386.c (type_natural_mode): Add a new argument.
22347 Return the original mode and warn ABI change if vector size is 32byte.
22348 (function_arg_advance): Updated.
22349 (function_arg): Likewise.
22350 (ix86_function_value): Likewise.
22351 (ix86_return_in_memory): Likewise.
22352 (ix86_sol10_return_in_memory): Likewise.
22353 (ix86_gimplify_va_arg): Likewise.
22354 (function_arg_32): Don't warn ABX ABI change here.
22355 (function_arg_64): Likewise.
22357 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22359 * loop-iv.c (implies_p): In the final case, test that operands 0
22360 of the two comparisons match.
22362 * config/bfin/bfin.c (find_prev_insn_start): New function.
22363 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22364 (find_next_insn_start): Move.
22366 2009-02-13 Richard Guenther <rguenther@suse.de>
22368 * configure.ac: Enable LFS.
22369 * configure: Re-generate.
22370 * config.in: Likewise.
22372 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22375 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22376 sizes on syntax error after some arguments have been parsed.
22378 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22380 * doc/invoke.texi (-fira): Remove.
22382 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22384 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22385 * recog.c: Likewise.
22388 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22390 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22391 (umul_ppmm): Likewise.
22392 (count_leading_zeros): Likewise.
22393 (count_trailing_zeros): Likewise.
22394 (UMUL_TIME): Likewise.
22396 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22398 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22399 soft-fp/t-softfp to tmake_file.
22401 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22402 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22403 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22404 IA64_BUILTIN_INFQ]: New.
22405 (ia64_init_builtins): Initialize __builtin_infq,
22406 __builtin_fabsq and __builtin_copysignq if not HPUX.
22407 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22408 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22410 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22412 (__fixtfti): Likewise.
22413 (__fixunstfti): Likewise.
22414 (__floattitf): Likewise.
22416 * config/ia64/libgcc-glibc.ver: New.
22417 * config/ia64/t-fprules-softfp: Likewise.
22418 * config/ia64/sfp-machine.h: Likewise.
22420 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22421 (LIBGCC2_TF_CEXT): Likewise.
22422 (TF_SIZE): Likewise.
22423 (TARGET_INIT_LIBFUNCS): Likewise.
22425 * config/ia64/t-glibc (SHLINB_MAPFILES):
22426 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22428 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22430 * config/i386/i386.c (construct_container): Rewrite processing
22431 BLKmode with X86_64_SSE_CLASS.
22433 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22436 * config/i386/i386.md: Replace simplify_replace_rtx with
22437 replace_rtx in the new peephole2.
22439 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22441 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22442 loop unrolling do not happen at -O2.
22444 2009-02-12 Michael Matz <matz@suse.de>
22446 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22448 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22450 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22453 2009-02-12 Ben Elliston <bje@au.ibm.com>
22455 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22456 patterns when updating the back chain. Missed in the 2009-02-10
22459 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22461 * doc/extend.texi (Decimal Floating Types): Update identifier of
22462 draft TR and list of missing support.
22464 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22466 PR middle-end/39154
22467 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22468 bit to variable length decl's flags, add it also to its
22469 pointer replacement variable.
22471 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22472 Jakub Jelinek <jakub@redhat.com>
22475 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22476 (memory_blockage): New expander.
22477 (*memory_blockage): New insn pattern.
22478 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22479 instead of general blockage at the end of function prologue when
22480 frame pointer is used to access red zone area. Do not emit blockage
22481 when profiling, it is emitted in generic code.
22482 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22483 function epilogue when frame pointer is used to access red zone area.
22485 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22488 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22489 by arithmetic with memory operands.
22490 * config/i386/predicates.md (commutative_operator): New.
22492 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22494 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22497 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22499 * alias.h (record_alias_subset): Declare.
22500 * alias.c (record_alias_subset): Make global.
22502 2009-02-10 Nick Clifton <nickc@redhat.com>
22504 * tree-parloops.c: Change license to GPLv3.
22505 * ipa-struct-reorg.c: Change license to GPLv3.
22506 * ipa-struct-reorg.h: Change license to GPLv3.
22508 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22511 * c-decl.c (start_struct): Return NULL on error.
22513 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22515 PR middle-end/39124
22516 * cfgloopmanip.c (remove_path): Call remove_bbs after
22517 cancel_loop_tree, not before it.
22520 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22521 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22522 VAR_DECLs were seen.
22523 * tree-ssa-live.c (remove_unused_locals): Recompute
22524 cfun->has_local_explicit_reg_vars.
22525 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22526 copies or clearings if cfun->has_local_explicit_reg_vars.
22528 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22531 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22532 of function prologue when frame pointer is used to access
22535 2009-02-10 Richard Guenther <rguenther@suse.de>
22537 PR middle-end/39127
22538 * gimplify.c (gimple_regimplify_operands): Always look if
22539 we need to create a temporary.
22541 2009-02-10 Richard Guenther <rguenther@suse.de>
22543 PR tree-optimization/39132
22544 * tree-loop-distribution.c (todo): New global var.
22545 (generate_memset_zero): Trigger TODO_rebuild_alias.
22546 (tree_loop_distribution): Return todo.
22548 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22551 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22552 (x86_64_reg_class_name): Removed.
22553 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22554 first one isn't X86_64_SSE_CLASS or any other ones aren't
22555 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22556 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22557 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22558 and 3 X86_64_SSEUP_CLASS.
22559 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22560 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22562 2009-02-10 Ben Elliston <bje@au.ibm.com>
22564 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22565 form instruction to update the stack back chain word, even if the
22566 user has disabled the generation of update instructions.
22567 (movdi_<mode>_update_stack): New.
22568 (movsi_update_stack): Likewise.
22569 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22570 always use an update form instruction to update the stack back
22573 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22575 PR middle-end/38953
22576 * graphite.c (if_region_set_false_region): After moving a region in
22577 the false branch of a condition, remove the empty dummy basic block.
22578 (gloog): Remove wrong fix for PR38953.
22580 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22582 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22583 generation due to implicit sign extension.
22585 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22587 PR middle-end/38981
22588 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22589 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22591 2009-02-09 Richard Guenther <rguenther@suse.de>
22593 PR middle-end/35202
22594 * convert.c (convert_to_real): Disable (float)fn((double)x)
22595 to fnf(x) conversion if errno differences may occur and
22596 -fmath-errno is set.
22598 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22600 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22601 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22602 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22604 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22607 * c-common.c (handle_alias_attribute): Disallow attribute for
22608 anything not a FUNCTION_DECL or VAR_DECL.
22610 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22613 * real.c (do_compare): Special-case compare of zero against
22614 decimal float value.
22616 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22619 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22620 as indicating flexible array members unless the field itself is
22621 being declarared as the incomplete array.
22623 2009-02-06 Jan Hubicka <jh@suse.cz>
22625 PR tree-optimization/38844
22626 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22627 is already inlined.
22629 2009-02-06 Richard Guenther <rguenther@suse.de>
22631 PR middle-end/38977
22632 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22633 fork because we may expand it as __gcov_fork.
22635 2009-02-06 Nick Clifton <nickc@redhat.com>
22637 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22639 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22641 PR tree-optimization/35659
22642 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22643 vn_phi_eq): Shortcut if hashcode does not match.
22644 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22646 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22647 and avoid iterative_hash_expr.
22648 (FOR_EACH_VALUE_ID_IN_SET): New.
22649 (value_id_compare): Remove.
22650 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22651 sort expressions by value id.
22653 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22656 * config/sh/predicates.md (general_movsrc_operand): Don't check
22657 the subreg of system registers here.
22659 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22662 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22663 on the copied decl.
22665 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22667 PR rtl-optimization/39110
22668 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22669 addresses, not aligned ones.
22671 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22672 Richard Guenther <rguenther@suse.de>
22674 PR tree-optimization/39100
22675 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22676 comment says and add edges.
22678 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22681 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22682 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22684 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22686 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22687 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22688 register_bb_in_sese, new_sese, free_sese): Moved.
22689 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22690 outermost_loop_in_scop, build_scop_iteration_domain,
22691 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22692 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22693 Use loop_in_sese_p instead of loop_in_scop_p.
22694 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22695 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22696 (scopdet_basic_block_info): Fix bug in scop detection.
22697 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
22698 eq_loop_to_cloog_loop): Remove.
22699 (nb_loops_around_loop_in_scop, nb_loop
22700 ref_nb_loops): Moved here...
22701 * graphite.h (ref_nb_loops): ... from here.
22702 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
22703 (loop_domain_dim, loop_iteration_vector_dim): Remove.
22704 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
22705 * testsuite/gcc.dg/graphite/scop-19.c: New
22707 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
22708 Hans-Peter Nilsson <hp@axis.com>
22710 PR rtl-optimization/37889
22711 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
22712 Move offset handling from PLUS to before the switch. Use new
22713 arguments when considering SYMBOL_REFs too.
22714 (rtx_addr_can_trap_p): Pass dummy offset and size.
22715 (enum may_trap_p_flags): Remove.
22716 (may_trap_p_1): Pass size from MEM_SIZE.
22718 PR rtl-optimization/38921
22719 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
22720 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
22721 * rtlanal.c (may_trap_after_code_motion_p): Delete.
22722 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
22724 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
22726 AVX Programming Reference (January, 2009)
22727 * config/i386/sse.md (*vpclmulqdq): New.
22729 2009-02-04 Jakub Jelinek <jakub@redhat.com>
22731 PR tree-optimization/38977
22732 PR gcov-profile/38292
22733 * calls.c (special_function_p): Disregard __builtin_ prefix.
22735 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
22737 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
22738 non-indexable addresses even before reload.
22740 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22743 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
22744 as having variable size. Do not give an error for unnamed
22745 parameters with [*] declarators. Give a warning for type names
22746 with [*] declarators and mark them as variable size.
22747 * c-parser.c (c_parser_sizeof_expression): Do not give an error
22748 for sizeof applied to [*] type names.
22750 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22753 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
22755 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22757 * gcc.c (process_command): Update copyright notice dates.
22758 * gcov.c (print_version): Likewise.
22759 * gcov-dump.c (print_version): Likewise.
22760 * mips-tfile.c (main): Likewise.
22761 * mips-tdump.c (main): Likewise.
22763 2009-02-03 Joseph Myers <joseph@codesourcery.com>
22766 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
22767 for composite type involving a zero-length array type.
22769 2009-02-03 Jakub Jelinek <jakub@redhat.com>
22772 * function.c (match_asm_constraints_1): Skip over
22773 initial optional % in the constraint.
22775 PR inline-asm/39059
22776 * c-parser.c (c_parser_postfix_expression): If fixed point is not
22777 supported, don't accept FIXED_CSTs.
22778 * c-decl.c (finish_declspecs): Error if fixed point is not supported
22779 and _Sat is used without _Fract/_Accum. Set specs->type to
22780 integer_type_node for cts_fract/cts_accum if fixed point is not
22783 2009-02-02 Catherine Moore <clm@codesourcery.com>
22785 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
22787 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
22789 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
22790 (ABI_HAS_64BIT_SYMBOLS): Use it.
22791 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
22793 2009-02-02 Paul Brook <paul@codesourcery.com>
22795 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
22797 2009-02-02 Jakub Jelinek <jakub@redhat.com>
22799 PR inline-asm/39058
22800 * recog.h (asm_operand_ok): Add constraints argument.
22801 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
22802 recurse on matching constraint.
22803 (check_asm_operands): Pass constraints as 3rd argument to
22804 asm_operand_ok. Don't look up matching constraint here.
22805 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
22808 2009-02-02 Ben Elliston <bje@au.ibm.com>
22810 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
22811 TARGET_NARROW_VOLATILE_BITFIELD macro names.
22813 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22815 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
22816 information. Remove some obsolete information. Reorganize.
22818 * config/pa/fptr.c: Revert license to GPL 2.
22819 * config/pa/milli64.S: Likewise.
22821 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22824 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
22825 LIBRARY name in, instead of hard-coding it.
22826 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
22827 extra target make frag to tmake_files according to EH model.
22828 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
22829 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
22830 frags that define makefile variable EH_MODEL appropriately.
22831 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
22832 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
22833 to "-sjlj" according to type of EH configured.
22834 (LIBGCC_SONAME): Concatenate it to shared library base name.
22835 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
22836 to "_sjlj" according to type of EH configured.
22837 (LIBGCC_SONAME): Concatenate it to shared library base name.
22838 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
22839 (SHLIB_LINK): Add missing semicolon to if-else construct.
22840 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22841 string value of "pe_dll" command-line option.
22842 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
22843 (SHLIB_SONAME): Use it when overriding t-cygming default.
22844 (SHLIB_IMPLIB): Override t-cygming default.
22845 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
22846 string value of "pe_dll" command-line option.
22848 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
22851 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
22852 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
22854 2009-01-31 Richard Guenther <rguenther@suse.de>
22856 PR tree-optimization/38937
22857 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
22858 computing the transitive closure.
22860 2009-01-30 Richard Guenther <rguenther@suse.de>
22862 PR tree-optimization/39041
22863 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22864 Propagate variable indices only if the types match for this stmt.
22866 2009-01-30 Jakub Jelinek <jakub@redhat.com>
22869 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
22870 inline but never defined.
22872 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
22874 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
22875 (*insv_h_di_reg_extimm): New insn.
22876 (*insv_l<mode>_reg_extimm): New insn.
22878 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22880 * config/picochip/picochip.c (flag_conserve_stack): set
22881 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
22882 fconserve-stack. Reduce call-overhead used by inliner.
22884 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22887 * common.opt (flag_conserve_stack): Initialised to zero.
22889 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
22892 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
22893 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
22896 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
22898 * ira-color.c (allocno_reload_assign): Update comments.
22899 * regmove.c (regmove_optimize): Likewise.
22903 2009-01-29 Robert Millan <rmh@aybabtu.com>
22905 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
22906 * config/i386/kopensolaris-gnu.h: New file. Undefine
22907 `MD_UNWIND_SUPPORT'.
22908 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
22910 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
22912 PR tree-optimization/39007
22913 * tree-loop-distribution.c (generate_builtin): Use
22914 recompute_dominator to compute the immediate dominator of the
22915 basic block just after the loop.
22917 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22919 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
22920 (ASM_OUTPUT_DWARF_PCREL): Define.
22922 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
22924 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
22925 * doc/passes.texi: Remove entries about regclass, local-alloc, and
22926 global. Modify entries about regmove and IRA.
22928 * ra-conflict.c: Remove the file.
22930 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
22932 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
22933 (pass_regclass_init): Rename to pass_reginfo_init.
22935 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
22937 * toplev.h (flag_ira): Remove.
22939 * caller-save.c (setup_save_areas): Remove flag_ira.
22941 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
22943 * global.c: Remove the file.
22945 * opts.c (decode_options): Remove flag_ira.
22947 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
22949 * regmove.c: Modify file description.
22950 (find_use_as_address, try_auto_increment): Define them only if
22951 AUTO_INC_DEC is defined.
22952 (replacement_quality, replace_in_call_usage, fixup_match_1,
22953 stable_and_no_regs_but_for_p): Remove.
22954 (reg_set_in_bb): Make it static.
22955 (regmove_optimize): Remove flag_ira and code which worked for
22958 * local-alloc.c: Remove the file.
22960 * common.opt (fira): Remove.
22962 * ira.c: Include except.h.
22963 (eliminable_regset): Move from global.c.
22964 (mark_elimination): Ditto. Remove flag_ira.
22965 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
22966 equiv_mem_modified, validate_equiv_mem_from_store,
22967 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
22968 contains_replace_regs, memref_referenced_p, memref_used_between_p,
22969 no_equiv, recorded_label_ref): Move from local-alloc.c.
22970 (update_equiv_regs): Ditto. Make it static.
22971 (print_insn_chain, print_insn_chains): Move it from global.c.
22972 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
22973 (build_insn_chain): Ditto. Make it static.
22974 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
22975 Rename to init_live_subregs.
22976 (gate_ira): Remove flag_ira.
22978 * regclass.c: Rename reginfo.c. Change file description.
22979 (FORBIDDEN_INC_DEC_CLASSES): Remove.
22980 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
22981 (init_reg_sets_1): Remove code for evaluation of
22982 reg_class_superclasses and losing_caller_save_reg_set.
22983 (init_regs): Remove init_reg_autoinc.
22984 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
22985 ok_for_base_p_nonstrict): Remove.
22986 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
22987 (pass_regclass_init): Rename to pass_reginfo_init. Modify
22988 corresponding entries.
22989 (dump_regclass, record_operand_costs, scan_one_insn,
22990 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
22991 record_address_regs, auto_inc_dec_reg_p): Remove.
22992 (gt-regclass.h): Rename to gt-reginfo.h.
22994 * rtl.h (dump_global_regs, retry_global_alloc,
22995 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
22997 * Makefile.in (RA_H): Remove.
22998 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
22999 Rename regclass.o to reginfo.o.
23000 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23002 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23003 (GTFILES): Rename regclass.c to reginfo.c.
23005 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23006 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23008 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23009 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23011 (finish_spills): Ditto. Remove code for !flag_ira.
23013 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23015 PR middle-end/35854
23016 * doc/invoke.texi (rtl debug options): Complete rewrite.
23017 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23019 * mode-switching.c (pass_mode_switching): Rename pass from
23020 "mode-sw" to "mode_sw".
23021 * except.c (pass_convert_to_eh_ranges): Rename pass from
23022 "eh-ranges" to "eh_ranges".
23023 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23027 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23028 Alexander Monakov <amonakov@ispras.ru>
23030 PR middle-end/38857
23031 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23033 (move_exprs_to_boundary): Change return type and pass through
23034 should_move from move_op. Relax assert. Update usage ...
23035 (schedule_expr_on_boundary): ... here. Use should_move instead of
23037 (move_op_orig_expr_found): Indicate that insn was disconnected from
23039 (code_motion_process_successors): Do not call after_merge_succs
23040 callback if original expression was not found when traversing any of
23042 (code_motion_path_driver): Change return type. Update prototype.
23043 (move_op): Update comment. Add a new parameter (should_move). Update
23044 prototype. Set *should_move based on indication provided by
23045 move_op_orig_expr_found.
23047 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23049 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23050 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23051 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23052 * config/rs6000/rs6000.c (rs6000_override_options): Default
23053 avoid-indexed-addresses on for Power6, off for everything else.
23054 (avoiding_indexed_address_p): New function.
23055 (rs6000_legitimize_address): Use it.
23056 (rs6000_legitimate_address): Likewise.
23057 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23059 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23061 PR tree-optimization/38997
23062 * tree-loop-distribution.c (generate_memset_zero): Use
23063 POINTER_PLUS_EXPR for a pointer addition.
23065 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23067 * config/s390/s390.md (bswap<mode>2): New pattern added.
23069 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23071 * config/s390/s390.md (*tls_load_31): Added type attribute.
23073 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23075 * config/s390/s390.md: Fix a few comments.
23077 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23079 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23080 (*tm<mode>_full): Fixed z10prop attribute.
23081 (*tst<mode>_extimm): Fixed z10prop attribute.
23082 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23083 (*tstqiCCT_cconly): Fixed z10prop attribute.
23084 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23085 (*movsi_larl): Fixed z10prop attribute.
23086 (*movsi_zarch): Fixed z10prop attribute.
23087 (*movsi_eas): Fixed z10prop attribute.
23088 (*movhi): Fixed z10prop attribute.
23089 (*movqi): Fixed z10prop attribute.
23090 (*movstrictqi): Fixed z10prop attribute.
23091 (*mov<mode>): Fixed z10prop attribute.
23092 (*movcc): Fixed z10prop attribute.
23093 (*sethighpartdi_64): Fixed z10prop attribute.
23094 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23095 (*negdi2_sign_cc): Fixed z10prop attribute.
23096 (*negdi2_sign): Fixed z10prop attribute.
23097 (*absdi2_sign_cc): Fixed z10prop attribute.
23098 (*absdi2_sign): Fixed z10prop attribute.
23099 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23100 (*negabsdi2_sign): Fixed z10prop attribute.
23101 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23102 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23103 (doloop_si64): Fixed z10prop attribute.
23104 (doloop_si31): Fixed z10prop attribute.
23105 (doloop_long): Fixed z10prop attribute.
23106 (indirect_jump): Fixed z10prop attribute.
23107 (nop): Fixed z10prop attribute.
23108 (main_base_64): Fixed z10prop attribute.
23109 (reload_base_64): Fixed z10prop attribute.
23111 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23113 PR rtl-optimization/38740
23114 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23116 * config/mips/mips.c (mips_reorg): Likewise.
23118 2009-01-28 Richard Guenther <rguenther@suse.de>
23120 PR tree-optimization/38926
23121 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23122 with the correct value id to a value.
23123 (do_regular_insertion): Use the value number of edoubleprime
23124 for the value number of the expr.
23127 2008-08-21 Richard Guenther <rguenther@suse.de>
23129 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23130 a PHI ask VN if it is already available.
23131 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23132 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23134 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23136 PR middle-end/38934
23137 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23138 set to varying whenever max has TREE_OVERFLOW set, similarly
23139 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23141 2009-01-28 Richard Guenther <rguenther@suse.de>
23143 PR middle-end/38908
23144 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23145 uninitialized aggregate uses in call arguments.
23147 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23149 PR tree-optimization/38984
23150 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23151 the nothing_id variable if -fno-delete-null-pointer-checks.
23153 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23156 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23157 (set_got_offset_rex64): Ditto.
23159 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23162 * doc/extend.texi: Improve local variable with asm reg.
23164 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23166 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23167 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23168 was not supplied then set warn_packed_bitfield_compat to the
23169 default value of 1.
23170 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23173 2009-01-27 Richard Guenther <rguenther@suse.de>
23175 PR tree-optimization/38503
23176 * cfgexpand.c (expand_gimple_basic_block): Ignore
23177 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23178 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23179 variables that cannot have TBAA applied.
23180 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23183 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23185 PR middle-end/38969
23186 * calls.c (initialize_argument_information): Do not wrap complex
23187 arguments in SAVE_EXPR.
23189 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23191 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23192 (INSTALL_LIBGCC): Revert typo commit.
23194 2009-01-26 Richard Guenther <rguenther@suse.de>
23196 PR tree-optimization/38745
23197 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23198 from special handling.
23200 2009-01-26 Richard Guenther <rguenther@suse.de>
23202 PR tree-optimization/38745
23203 * tree-ssa.c (execute_update_addresses_taken): Do not include
23204 variables that cannot possibly be a register in not_reg_needs.
23205 Do not clear TREE_ADDRESSABLE on vars that may not become
23207 * tree-ssa.c (update_alias_info_1): Include those in the set
23208 of addressable vars.
23210 2009-01-26 Richard Guenther <rguenther@suse.de>
23212 PR middle-end/38851
23213 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23214 * tree-ssa-dse.c: Include langhooks.h
23215 (execute_simple_dse): Remove stores with zero size.
23217 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23220 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23223 2009-01-24 Julian Brown <julian@codesourcery.com>
23225 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23226 config/arm/linux-atomic.c.
23227 * config/arm/linux-atomic.c: New.
23229 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23231 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23232 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23233 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23235 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23238 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23241 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23243 PR tree-optimization/38953
23244 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23245 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23246 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23247 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23250 2009-01-24 Paul Brook <paul@codesourcery.com>
23252 * config/arm/neon.md (neon_type): Move to arm.md.
23253 (neon_mov<VSTRUCT>): Add neon_type attribute.
23254 * config/arm/arm.md (neon_type): Move to here.
23255 (conds): Add "unconditioal" and use as default for NEON insns.
23257 2009-01-24 Ben Elliston <bje@au.ibm.com>
23259 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23260 void *' warning from -Wc++-compat.
23261 * Makefile.in (dominance.o-warn): Remove.
23263 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23265 PR tree-optimization/38932
23266 * fold-const.c (fold_unary_ignore_overflow): New.
23267 * tree.h (fold_unary_ignore_overflow): Declare.
23268 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23269 * tree-ssa-sccvn.c (visit_reference_op_load,
23270 simplify_unary_expression): Likewise.
23272 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23274 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23275 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23276 regardless of their type.
23277 * c-common.c (handle_packed_attribute): Don't ignore packed on
23279 * c.opt (Wpacked-bitfield-compat): New warning option.
23280 * stor-layout.c (place_field): Warn if offset of a field changed.
23281 * doc/extend.texi (packed): Mention the ABI change.
23282 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23283 (Warning Options): Add it to the list.
23285 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23287 * c-opts.c (c_common_post_options): Fix a typo in comments.
23289 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23291 PR middle-end/38615
23292 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23293 variables to static.
23294 * doc/invoke.texi (-fmerge-all-constants): Update description.
23296 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23299 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23300 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23302 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23304 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23306 (LOCAL_ALIGNMENT): Similarly.
23308 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23309 Joseph Myers <joseph@codesourcery.com>
23311 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23312 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23313 * config/arm/arm-tune.md: Regenerate.
23314 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23317 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23319 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23320 version number to five.
23322 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23325 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23326 * c-common.c (set_underlying_type): Likewise.
23327 (is_typedef_decl ): Likewise
23329 (set_underlying_type): Likewise.
23330 (is_typedef_type): Likewise.
23332 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23334 PR middle-end/38587
23335 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23338 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23341 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23342 (LIBGCC_SPEC): Don't define.
23343 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23345 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23347 PR rtl-optimization/38879
23348 * alias.c (base_alias_check): Unaligned access via AND address can
23349 alias all surrounding object types except those with sizes equal
23350 or wider than the size of unaligned access.
23352 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23355 * c-decl.c (clone_underlying_type): Move this ...
23356 * c-common.c (set_underlying_type): ... here.
23357 Also, make sure the function properly sets TYPE_STUB_DECL() on
23358 the newly created typedef variant type.
23359 (is_typedef_decl ): New entry point.
23360 * tree.h: Added a new member member_types_needing_access_check to
23361 struct tree_decl_non_common.
23362 (set_underlying_type): New entry point.
23363 (is_typedef_type): Likewise.
23365 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23367 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23368 Check whether two instructions have memory references that
23369 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23370 are helper functions for traversing.
23371 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23372 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23373 not to draw dependency edge for instructions with non-conflicting
23376 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23379 * longlong.h: Update copyright years. Use soft-fp license notice.
23380 Sync __clz_tab declaration with glibc.
23382 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23385 * doc/extend.texi (syscall_linkage): New.
23386 (version_id): Modify.
23388 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23389 Richard Guenther <rguenther@suse.de>
23391 PR tree-optimization/38747
23392 PR tree-optimization/38748
23393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23394 conversion if the base address is an indirect reference and the
23395 aliasing sets could cause issues.
23397 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23399 * common.opt (fgraphite, fgraphite-identity): Add comment for
23400 explaining why these options are not documented.
23402 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23404 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23405 gimple_call_lhs is NULL.
23407 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23410 * emit-rtl.c (adjust_address_1): Make sure memref is never
23413 2009-01-20 Ben Elliston <bje@au.ibm.com>
23415 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23416 const qualifier from arg parameter. Remove unnecessary cast to char *.
23417 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23418 const qualifier from arg 2.
23420 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23422 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23424 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23427 * rtl.h (reinit_regs): New prototype.
23428 * regclass.c: Include ira.h.
23429 (reinit_regs): New.
23430 * Makefile.in (regclass.o): Add ira.h.
23431 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23433 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23436 * c-common.c (handle_aligned_attribute): Use
23437 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23438 default alignment value.
23440 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23442 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23443 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23445 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23446 __BIGGEST_ALIGNMENT__.
23448 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23450 2009-01-18 Richard Guenther <rguenther@suse.de>
23452 PR tree-optimization/38819
23453 * tree-flow.h (operation_could_trap_helper_p): Declare.
23454 * tree-eh.c (operation_could_trap_helper_p): Export.
23455 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23456 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23457 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23458 are about to insert a possibly trapping instruction and fail
23461 2009-01-18 Andreas Schwab <schwab@suse.de>
23463 * doc/install.texi (Configuration): Remove obsolete paragraph
23464 about use of --with-gnu-ld with --with-gnu-as.
23466 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23468 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23469 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23470 Follow spelling conventions.
23472 2009-01-18 Ben Elliston <bje@au.ibm.com>
23474 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23475 C++ warning about implicit conversion from void * to struct
23477 (bitmap_obstack_free): Likewise for bitmap_element *.
23478 * Makefile.in (bitmap.o-warn): Remove.
23480 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23482 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23484 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23485 Tobias Grosser <tobi.grosser@amd.com>
23487 * graphite.c (graphite_trans_scop_block): Do not block single
23490 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23492 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23493 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23494 test with assertion.
23496 2009-01-16 Richard Guenther <rguenther@suse.de>
23498 PR tree-optimization/38835
23499 PR middle-end/36227
23500 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23501 and INT + PTR -> (INT)(PTR p+ INT) folding.
23502 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23504 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23507 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23508 the subreg from a lowpart subreg if it is also casting the value.
23510 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23511 Tobias Grosser <tobi.grosser@amd.com>
23513 * graphite.c (compare_prefix_loops): New.
23514 (build_scop_canonical_schedules): Rewritten.
23515 (graphite_transform_loops): Move build_scop_canonical_schedules
23516 after build_scop_iteration_domain.
23518 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23519 Tobias Grosser <tobi.grosser@amd.com>
23521 * graphite.c (add_conditions_to_domain): Add the loops to
23522 the dimension of the iteration domain. Do copy the domain
23523 only when it exists.
23524 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23525 (add_conditions_to_constraints): New.
23526 (can_generate_code_stmt, can_generate_code): Removed.
23527 (gloog): Do not call can_generate_code.
23528 (graphite_transform_loops): Call add_conditions_to_constraints
23529 after building the iteration domain.
23531 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23533 PR tree-optimization/38789
23534 * tree-ssa-threadedge.c
23535 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23536 __builtin_constant_p.
23538 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23540 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23541 examined before deleting them.
23543 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23545 * function.c (aggregate_value_p): Correctly extract the function
23546 type from CALL_EXPR_FN lookup.
23548 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23550 * config/picochip/picochip.c (picochip_override_options): Revert
23551 CFI asm flag disable commited previously.
23553 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23554 Tobias Grosser <tobi.grosser@amd.com>
23555 Jan Sjodin <jan.sjodin@amd.com>
23557 * graphite.c (scan_tree_for_params): On substractions negate
23558 all the coefficients of the term.
23559 (clast_to_gcc_expression_red): New. Handle reduction expressions
23560 of more than two operands.
23561 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23562 (get_vdef_before_scop): Handle also the case of default definitions.
23564 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23566 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23567 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23568 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23570 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23571 Joey Ye <joey.ye@intel.com>
23573 PR middle-end/37843
23574 * cfgexpand.c (expand_stack_alignment): Don't update stack
23575 boundary nor check incoming stack boundary here.
23576 (gimple_expand_cfg): Update stack boundary and check incoming
23577 stack boundary here.
23579 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23581 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23583 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23585 PR rtl-optimization/38245
23586 * calls.c (expand_call): Add stack arguments to
23587 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23588 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23589 in regs and partially in memory or BLKmode arguments.
23590 (emit_library_call_value_1): Add stack arguments to
23591 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23592 ACCUMULATE_OUTGOING_ARGS).
23593 * dce.c: Include tm_p.h.
23594 (find_call_stack_args): New function.
23595 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23597 (mark_insn): Call find_call_stack_args for CALL_Ps.
23598 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23599 forwards. Allocate and free arg_stores bitmap if needed, pass it
23600 down to deletable_insn_p, don't mark stores set in arg_stores
23601 bitmap, clear the bitmap at the beginning of each bb.
23602 * Makefile.in (dce.o): Depend on $(TM_P_H).
23604 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23607 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23608 to make sure the insn is a conditional test (bug 22599). Reformat a
23611 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23613 PR middle-end/38431
23614 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23615 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23616 (gloog): Do not call cleanup_tree_cfg.
23617 (graphite_transform_loops): Call cleanup_tree_cfg after all
23618 scops have been code generated.
23620 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23621 * doc/gty.texi (Invoking the garbage collector): Added new node
23622 and section documenting ggc_collect.
23624 2009-01-14 Richard Guenther <rguenther@suse.de>
23626 PR tree-optimization/38826
23627 PR middle-end/38477
23628 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23629 initialization notes only if we actually emitted a warning.
23630 (intra_create_variable_infos): Add constraints for a result decl
23631 that is passed by hidden reference.
23632 (build_pred_graph): Mark all related variables non-direct on
23635 2009-01-14 Nick Clifton <nickc@redhat.com>
23637 * ira-conflicts.c: Include addresses.h for the definition of
23639 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23640 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23642 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23645 * Makefile.in (ira-lives.o): Add except.h.
23647 * ira-lives.c: Include except.h.
23648 (process_bb_node_lives): Process can_throw_internal.
23650 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23652 PR rtl-optimization/38774
23653 * combine.c (simplify_set): When undoing cc_use change, don't do
23654 PUT_CODE on the newly created comparison, but instead put back the
23657 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23659 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23660 values. Remove duplicate arm8 entry.
23662 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23664 PR tree-optimization/38786
23665 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23666 the SSA_NAME case of expand_scalar_variables_expr.
23667 Set the type of an expression to the type of its assign statement.
23668 (expand_scalar_variables_expr): Also gather the scalar computation
23669 used to index the memory access. Do not pass loop_p.
23670 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23671 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23672 the gimple_stmt_iterator where it inserts new code.
23673 Do not pass loop_p.
23674 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23675 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23677 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23679 * graphite.h (debug_value): Removed.
23680 * graphite.c (debug_value): Removed.
23682 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23684 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23685 ldrd/strd with two 32-bit instructions.
23687 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23689 * config/arm/arm.c (struct processors): Pass for speed down into
23690 cost helper functions.
23691 (const_ok_for_op): Handle COMPARE and inequality nodes.
23692 (arm_rtx_costs_1): Rewrite.
23693 (arm_size_rtx_costs): Update prototype.
23694 (arm_rtx_costs): Pass speed down to helper functions.
23695 (arm_slowmul_rtx_costs): Rework cost calculations.
23696 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23697 (arm_9e_rtx_costs): Likewise.
23699 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
23701 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
23702 relocations of local symbols wider than UNITS_PER_WORD are not valid.
23703 (alpha_legitimize_address): Do not split local symbols wider than
23704 UNITS_PER_WORD into HIGH/LO_SUM parts.
23706 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
23709 * gcc.c (process_command): Replace call to execvp with calls
23710 to pex_one and exit.
23712 2009-01-03 Anatoly Sokolov <aesok@post.ru>
23715 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
23716 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
23717 variant for devices with 3-byte PC.
23718 (__tablejump_elpm__): New.
23720 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23723 * c-parser.c (c_parser_postfix_expression): Allow `->' in
23724 offsetof member-designator, handle it as `[0].'.
23726 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23728 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
23729 function when not using named sections on targets with named sections
23730 if branch distance is less than 262132.
23732 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
23734 * combine.c (combine_instructions): Recompute
23735 optimize_this_for_speed_p for each BB in the main combine loop.
23737 2009-01-12 Tomas Bily <tbily@suse.cz>
23740 * tree-loop-distribution.c (prop_phis): New function.
23741 (generate_builtin): Call prop_phis.
23742 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
23744 2009-01-12 Jakub Jelinek <jakub@redhat.com>
23746 PR tree-optimization/38807
23747 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
23748 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
23750 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
23752 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
23753 subreg of op0 to the original op0.
23755 2009-01-11 Laurent GUERBY <laurent@guerby.net>
23757 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
23759 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
23762 * mips-tfile.c (parse_def): Fix parsing of def strings
23763 starting with digits.
23765 2009-01-10 Jakub Jelinek <jakub@redhat.com>
23768 * config/arm/arm.c (arm_is_long_call_p): Don't call
23769 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
23771 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
23773 * regrename.c (regrename_optimize): Fix dumping.
23774 (find_oldest_value_reg): Preserve REG_POINTER.
23775 (copy_hardreg_forward_1): Likewise.
23777 2009-01-09 Diego Novillo <dnovillo@google.com>
23779 * gimple.h (struct gimple_statement_base) <uid>: Document
23780 the restrictions on its use.
23781 (gimple_uid): Tidy.
23782 (gimple_set_uid): Tidy.
23784 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23786 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
23787 zero guard even if align_bytes != 0 and count is smaller than
23790 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
23792 PR rtl-optimization/38495
23793 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
23794 (add_range_and_copies_from_move_list): Print all added ranges.
23795 Add ranges to memory optimized destination.
23797 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23801 * config/i386/i386.c (override_options): Reject
23802 -mstringop-strategy=rep_8byte with -m32.
23803 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
23804 to 1. Do count comparison against epilogue_size_needed at compile
23805 time even when count_exp was constant forced into register. For
23806 size_needed don't jump to epilogue, instead just avoid aligning
23807 and invoke the body algorithm. If need_zero_guard, add zero guard
23808 even if count is non-zero, but smaller than size_needed + number of
23809 bytes that could be stored for alignment.
23810 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
23811 to 1. If need_zero_guard, add zero guard even if count is non-zero,
23812 but smaller than size_needed + number of bytes that could be stored
23813 for alignment. Compare size_needed with epilogue_size_needed instead
23814 of desired_align - align, don't adjust size_needed, pass
23815 epilogue_size_needed to the epilogue expanders.
23818 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
23820 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23822 * pa.c (last_address): Change to unsigned.
23823 (update_total_code_bytes): Change argument to unsigned. Don't
23824 check if insn addresses are set.
23825 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
23826 addresses are not set.
23827 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
23829 2009-01-09 Nick Clifton <nickc@redhat.com>
23831 * config/sh/symbian.c: Replace uses of DECL_INLINE with
23832 DECL_DECLARED_INLINE_P.
23834 2009-01-09 Jakub Jelinek <jakub@redhat.com>
23836 PR middle-end/38347
23837 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
23838 GET_MODE (op0) in operand_subword_force calls.
23840 PR middle-end/38771
23841 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
23842 fold_convert arg0 operands to TREE_TYPE (op0) first.
23844 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
23846 * params.def (ira-max-conflict-table-size): Decrease default value
23849 2009-01-08 Jakub Jelinek <jakub@redhat.com>
23851 PR tree-optimization/37031
23852 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
23854 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
23855 allocate it using gc instead of heap, use VEC_quick_push instead of
23857 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
23858 instead of heap, use VEC_quick_push instead of VEC_safe_push.
23859 * tree-data-ref.h (struct access_matrix): Change matrix to gc
23860 allocated vector from heap allocated.
23861 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
23862 * tree-loop-linear.c (linear_transform_loops): Allocate nest
23863 vector only after perfect_loop_nest_depth call.
23865 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
23866 Jan Sjodin <jan.sjodin@amd.com>
23868 PR tree-optimization/38559
23869 * graphite.c (debug_value, copy_constraint,
23870 swap_constraint_variables, scale_constraint_variable, ): New.
23871 (get_lower_bound, get_upper_bound): Removed.
23872 (graphite_trans_bb_strip_mine): Clean up this code that works
23873 only for constant number of iterations. Fully copy upper and
23874 lower bound constraints, not only the constant part of them.
23875 * graphite.h (debug_value): Declared.
23877 2009-01-08 Ira Rosen <irar@il.ibm.com>
23879 PR tree-optimization/37194
23880 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
23881 Don't add the cost of cost model guard in prologue to scalar
23882 outside cost in case of known number of iterations.
23884 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
23885 Alan Modra <amodra@bigpond.net.au>
23887 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
23888 non-word-aligned REG+CONST addressing.
23890 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23893 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
23894 free_after_compilation when outputting a thunk.
23895 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
23896 Do not call free_after_compilation here.
23898 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
23900 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
23901 (ix86_valid_target_attribute_inner_p): Ditto.
23903 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
23905 PR tree-optimization/38492
23906 PR tree-optimization/38498
23907 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
23908 * tree-chrec.h (scev_is_linear_expression): Declared.
23909 * graphite.c (graphite_cannot_represent_loop_niter): New.
23910 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
23911 (graphite_loop_normal_form): Use gcc_assert.
23912 (scan_tree_for_params): Use CASE_CONVERT.
23913 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
23914 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
23915 Use gcc_assert. Discard scops that contain unhandled cases.
23916 (build_scop_conditions): Return a boolean status for unhandled cases.
23917 (strip_mine_profitable_p): Print the loop number, not its depth.
23918 (is_interchange_valid): Pass the depth of the loop nest, don't
23919 recompute it wrongly.
23920 (graphite_trans_bb_block): Same.
23921 (graphite_trans_bb_block): Print tentative of loop blocking.
23922 (graphite_trans_scop_block): Do not print that the loop has been
23924 (graphite_transform_loops): Do not handle scops that contain condition
23927 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
23929 AVX Programming Reference (December, 2008)
23930 * config/i386/avxintrin.h (_mm256_stream_si256): New.
23931 (_mm256_stream_pd): Likewise.
23932 (_mm256_stream_ps): Likewise.
23934 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
23935 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
23936 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
23937 (bdesc_special_args): Add __builtin_ia32_movntdq256,
23938 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
23939 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
23940 (ix86_expand_special_args_builtin): Likewise.
23942 * config/i386/sse.md (AVXMODEDI): New.
23943 (avx_movnt<mode>): Likewise.
23944 (avx_movnt<mode>): Likewise.
23945 (<sse>_movnt<mode>): Remove AVX support.
23946 (sse2_movntv2di): Likewise.
23948 2009-01-07 Richard Guenther <rguenther@suse.de>
23950 PR middle-end/38751
23951 * fold-const.c (extract_muldiv): Remove obsolete comment.
23952 (fold_plusminus_mult_expr): Undo MINUS_EXPR
23953 to PLUS_EXPR canonicalization for the canonicalization.
23955 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
23957 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
23958 hosted cross-compilers generating less efficient code.
23960 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23962 * function.h (rtl_data): Add a dbr_scheduled_p field.
23963 * reorg.c (dbr_schedule): Set it.
23964 (gate_handle_delay_slots): Check it.
23965 * config/mips/mips.c (mips_base_delayed_branch): Delete.
23966 (mips_reorg): Check flag_delayed_branch instead of
23967 mips_base_delayed_branch.
23968 (mips_override_options): Don't set mips_base_delayed_branch
23969 or flag_delayed_branch.
23971 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
23973 PR rtl-optimization/38426.
23974 * ira.c (ira): Set current_function_is_leaf earlier.
23976 2009-01-06 Jakub Jelinek <jakub@redhat.com>
23978 PR rtl-optimization/38722
23979 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
23980 too early, only set a flag and modify after last possible
23983 2009-01-06 Janis Johnson <janis187@us.ibm.com>
23986 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
23987 * real.c (decimal_single_format): Correct values of emin and emax.
23988 (decimal_double_format): Ditto.
23989 (decimal_quad_format): Ditto.
23990 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
23991 computation of DECnn_MIN and DECnn_MAX for corrected values of
23992 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23993 __DECnn_MIN__, and adjust its computation for the corrected value
23996 2009-01-06 Jan Hubicka <jh@suse.cz>
23999 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24001 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24003 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24004 Add Robert Clark to the list of testers.
24006 2009-01-06 Jan Hubicka <jh@suse.cz>
24007 Kai Tietz <kai.tietz@onevision.com>
24009 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24010 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24012 2009-01-06 Jan Hubicka <jh@suse.cz>
24013 Kai Tietz <kai.tietz@onevision.com>
24015 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24017 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24018 (ix86_nsaved_regs): Count only general purpose regs.
24019 (ix86_nsaved_sseregs): New.
24020 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24021 to 16 for w64; compute padding and size of sse reg save area.
24022 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24023 general purpose regs.
24024 (ix86_emit_save_sse_regs_using_mov): New.
24025 (ix86_expand_prologue): Save SSE regs if needed.
24026 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24027 (ix86_emit_restore_sse_regs_using_mov): New.
24028 (ix86_expand_epilogue): Save SSE regs if needed.
24030 2009-01-06 Jan Hubicka <jh@suse.cz>
24031 Kai Tietz <kai.tietz@onevision.com>
24033 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24034 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24035 functions when accumulate outgoing args is off.
24037 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24040 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24041 before using pseudos_have_intersected_live_ranges_p.
24043 * ira-int.h (ira_assert): Always define.
24045 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24047 AVX Programming Reference (December, 2008)
24048 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24049 (_mm256_permute2_pd): Likewise.
24050 (_mm_permute2_ps): Likewise.
24051 (_mm256_permute2_ps): Likewise.
24052 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24053 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24055 * config/i386/i386.c (ix86_builtins): Remove
24056 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24057 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24058 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24059 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24060 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24061 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24062 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24063 __builtin_ia32_vpermil2ps256.
24064 (ix86_init_mmx_sse_builtins): Updated.
24065 (ix86_expand_args_builtin): Likewise.
24067 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24069 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24070 long absolute calls when generating PA 2.0 code.
24072 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24074 PR rtl-optimization/38583
24075 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24077 * params.def (ira-max-conflict-table-size): New.
24079 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24081 * ira.h (ira_conflicts_p): New external definition.
24083 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24084 table. Report this. Return result of building.
24085 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24086 building conflict table.
24088 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24089 (ira_color): Use ira_conflicts_p.
24091 * global.c: Include ira.h.
24092 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24095 * Makefile.in (global.o): Add ira.h.
24097 * ira-build.c (mark_all_loops_for_removal,
24098 propagate_some_info_from_allocno): New.
24099 (remove_unnecessary_allocnos): Call
24100 propagate_some_info_from_allocno.
24101 (remove_low_level_allocnos): New.
24102 (remove_unnecessary_regions): Add parameter. Call
24103 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24104 parameter to remove_unnecessary_regions.
24105 (ira_build): Remove all regions but root if the conflict table was
24106 not built. Update conflict hard regs for allocnos crossing calls.
24108 * ira.c (ira_conflicts_p): New global.
24109 (ira): Define and use ira_conflicts_p.
24111 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24112 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24113 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24115 2009-01-06 Ben Elliston <bje@au.ibm.com>
24117 * gengtype-lex.l (YY_NO_INPUT): Define.
24119 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24122 * c-common.c (handle_vector_size_attribute): Also reject
24123 BOOLEAN_TYPE types.
24125 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24127 PR tree-optimization/38492
24128 * graphite.c (rename_map_elt, debug_rename_elt,
24129 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24130 rename_map_elt_info, eq_rename_map_elts,
24131 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24132 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24133 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24134 (sese_build_livein_liveouts): New.
24135 (new_sese, free_sese): New.
24136 (new_scop): Call new_sese.
24137 (free_scop): Call free_sese.
24138 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24139 (register_old_new_names): Renamed register_old_and_new_names.
24140 (register_scop_liveout_renames, add_loop_exit_phis,
24141 insert_loop_close_phis, struct igp,
24142 default_liveout_before_guard, add_guard_exit_phis,
24143 insert_guard_phis, copy_renames): New.
24144 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24145 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24146 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24147 (scop_adjust_phis_for_liveouts): New.
24148 (gloog): Call scop_adjust_phis_for_liveouts.
24150 * graphite.h (struct sese): Documented. Added fields liveout,
24151 num_ver and livein.
24152 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24153 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24154 (struct scop): Added field liveout_renames.
24155 (SCOP_LIVEOUT_RENAMES): New.
24157 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24159 PR tree-optimization/38510
24160 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24161 (translate_clast): Call recompute_all_dominators before
24163 (gloog): Call recompute_all_dominators before graphite_verify.
24165 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24166 Jan Sjodin <jan.sjodin@amd.com>
24168 PR tree-optimization/38500
24169 * graphite.c (create_sese_edges): Call fix_loop_structure after
24172 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24174 * config.gcc: Add m32r*-*-rtems*.
24175 * config/m32r/rtems.h: New file.
24177 2009-01-05 Ben Elliston <bje@au.ibm.com>
24179 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24180 (.po.pox): Likewise.
24181 (po/gcc.pot): Likewise.
24183 2009-01-04 David S. Miller <davem@davemloft.net>
24185 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24186 (STARTING_FRAME_OFFSET): Always set to zero.
24188 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24190 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24191 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24192 fixed-point types, and vectors of the same.
24194 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24196 * config/mips/sync.md (*mb_barrier): Rename to...
24197 (*memory_barrier): ...this.
24199 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24201 * doc/extend.texi (Function Attributes): Move @cindex after @item
24202 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24203 and put in alphabetical order. Fix 'target' name and put in order.
24204 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24207 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24209 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24210 (memory_barrier): Expand as unspec instead of unspec_volatile.
24211 Remove mem:BLK from insn operands. Use Pmode scratch register.
24212 (*memory_barrier): Define as unspec instead of unspec_volatile.
24213 Use (match_dup 0) as input operand.
24215 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24216 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24217 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24218 scratch register. Remove operand 1.
24219 (*stbar): Define as unspec instead of unspec_volatile.
24220 Use (match_dup 0) as input operand, remove (const_int 8).
24221 (*membar): Define as unspec instead of unspec_volatile.
24222 Use (match_dup 0) as input operand, remove input operand 2.
24224 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24225 (memory_barrier): Expand as unspec instead of unspec_volatile.
24226 Remove mem:BLK from insn operands. Use Pmode scratch register.
24227 (*memory_barrier): Define as unspec instead of unspec_volatile.
24228 Use (match_dup 0) as input operand.
24230 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24231 Remove mem:BLK from insn operands. Use Pmode scratch register.
24232 Set volatile flag on operand 0.
24233 (*memory_barrier): New insn pattern.
24235 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24237 (*memory_barrier): Use (match_dup 0) as input operand.
24239 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24240 Remove mem:BLK from insn operands. Use Pmode scratch register.
24241 Set volatile flag on operand 0.
24242 (*mb_internal): New insn pattern.
24244 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24246 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24248 PR middle-end/38586
24249 * function.c (struct temp_slot): Move to the section of the file
24250 that deals with temp slots. Remove field 'address'.
24251 (temp_slot_address_table): New hash table of address -> temp slot.
24252 (struct temp_slot_address_entry): New struct, items for the table.
24253 (temp_slot_address_compute_hash, temp_slot_address_hash,
24254 temp_slot_address_eq, insert_temp_slot_address): Support functions
24256 (find_temp_slot_from_address): Rewrite to use the new hash table.
24257 (remove_unused_temp_slot_addresses): Remove addresses of temp
24258 slots that have been made available.
24259 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24260 worker function for remove_unused_temp_slot_addresses.
24261 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24262 Add the temp slot address to the address -> temp slot map.
24263 (update_temp_slot_address): Update via insert_temp_slot_address.
24264 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24265 (pop_temp_slots): Likewise.
24266 (init_temp_slots): Allocate the address -> temp slot map, or empty
24267 the map if it is already allocated.
24268 (prepare_function_start): Initialize temp slot processing.
24270 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24272 PR middle-end/38584
24273 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24274 Calculate the size of all stack vars assuming no packing of stack
24275 vars will happen, replacing a quadratic algorithm with a linear one.
24277 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24280 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24283 2009-01-03 Diego Novillo <dnovillo@google.com>
24285 * doc/contrib.texi: Update contributions.
24287 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24290 * builtins.c (fold_builtin_memory_op): Give up if either operand
24291 is volatile. Set srctype or desttype to non-qualified version
24295 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24296 and FUNCTION_DECLs.
24298 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24300 PR rtl-optimization/35805
24301 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24302 problem if fast dce is able to remove any instructions.
24303 * dce.c (dce_process_block): Fix dump message.
24305 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24308 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24310 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24312 PR middle-end/38690
24313 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24314 * tree-pretty-print.c (op_code_prio): New function.
24315 (op_prio): No longer static. Use op_code_prio.
24316 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24317 Use op_prio and op_code_prio to determine if () should be
24318 printed around operand(s) or not.
24320 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24321 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24322 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24323 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24324 pp_character instead of pp_string for single letter printing.
24326 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24328 * doc/extend.texi: Fix '#pragma GCC option' typo.
24330 2009-01-02 Richard Guenther <rguenther@suse.de>
24332 * doc/install.texi (--enable-checking): Mention different
24333 default for stage1.
24334 (--enable-stage1-checking): Document.
24336 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24338 PR middle-end/30142
24339 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24340 case to be an error.
24342 2009-01-02 Ben Elliston <bje@au.ibm.com>
24344 * config/fp-bit.h (pack_d): Constify argument.
24345 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24346 (isnan): Constify argument.
24348 (iszero): Likewise.
24349 (pack_d): Likewise.
24350 (_fpadd_parts): Constify return type.
24351 (_fpmul_parts): Likewise.
24352 (_fpdiv_parts): Likewise.
24354 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24357 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24358 warn about overwriting initializer with side-effects or
24359 -Woverride-init if !IMPLICIT.
24360 (output_init_element): Likewise. Pass IMPLICIT down to
24362 (process_init_element): Add IMPLICIT argument. Pass it down
24363 to output_init_element.
24364 (push_init_element, pop_init_level, set_designator): Adjust
24365 process_init_element callers.
24366 (set_nonincremental_init, set_nonincremental_init_from_string):
24367 Adjust add_pending_init callers.
24368 (output_pending_init_elements): Adjust output_init_element callers.
24369 * c-tree.h (process_init_element): Adjust prototype.
24370 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24371 process_init_element callers.
24374 Copyright (C) 2009 Free Software Foundation, Inc.
24376 Copying and distribution of this file, with or without modification,
24377 are permitted in any medium without royalty provided the copyright
24378 notice and this notice are preserved.